1 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite-interchange.c (ppl_max_for_le): Moved...
5 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8 * graphite-ppl.h (ppl_max_for_le): Declared.
10 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13 supported on all platforms.
14 * target.h (struct gcc_target): Remove
15 handle_pragma_redefine_extname.
16 * c-cppbuiltin.c: Remove use of
17 targetm.handle_pragma_redefine_extname.
18 * c-pragma.c: Likewise.
19 * target-def.h (TARGET_INITIALIZER): Remove
20 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
21 * config/sol2.h: Remove use of
22 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
24 2009-08-14 Douglas B Rupp <rupp@gnat.com>
26 * config/ia64/fde-vms.c: New file.
27 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
28 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
29 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
30 (uw_frame_state_for): Only register a personality routine if it is
31 known to be compatible with our expectations.
32 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
33 Declare unw_table_entry stack variable and
34 mod all calls to _Unwind_FindTableEntry to add arg.
35 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
36 (_Unwind_FindTableEntry): Add arg to prototype.
38 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
40 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
41 field 'signal_pfs_loc'.
42 (uw_frame_state_for): Remove duplicate code dealing with leaf
43 procedures without unwind info.
44 If in the frame after unwinding through a signal handler, restore
45 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
46 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
47 'pfs_loc' to the AR.PFS location in the signal context; instead
49 Manually generate the unwind info for the AR.PFS register.
50 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
51 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
52 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
53 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
54 instead set 'signal_pfs_loc'.
55 Remove code preventing the AR.PFS register from being restored
56 from the signal context.
58 2009-08-14 Douglas B Rupp <rupp@gnat.com>
59 Tristan Gingold <gingold@adacore.com>
61 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
62 * config/ia64/t-vms: New file.
63 * config/ia64/vms64.h: New file.
64 * config/ia64/vms.h: New file.
65 * config/ia64/vms-crtinit.asm: New file.
66 * config/ia64/vms_symvec_libgcc_s.opt: New file.
67 * config/ia64/vms-unwind.h: New file.
69 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
71 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
74 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
77 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
78 version. Move declaration...
79 * real.h (do_mpc_arg2): ... here.
80 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
83 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
85 * final.c (add_debug_prefix_map): Don't use GC memory for
86 old_prefix and new_prefix.
88 2009-08-14 Richard Guenther <rguenther@suse.de>
90 * ipa-prop.c (compute_complex_pass_through): If we cannot
91 compute a non-varying offset for IPA_JF_ANCESTOR punt.
93 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
95 * c-lex.c (c_lex_with_flags): Increase size of local variable
96 to avoid memory clobber.
98 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
101 * config/i386/i386.c (ix86_fp_comparison_strategy):
102 Only enable/disable sahf at function granularity.
104 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
106 PR rtl-optimization/41064
107 * reload1.c (reload_as_needed): Don't call extract_insn
108 for known invalid replacements after calling
109 validate_replace_rtx_group and verify_changes.
111 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
115 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
116 ix86_expand_fp_vcond.
117 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
118 Assert that operation is supported by ix86_expand_int_vcond.
119 (vcondu<SSEMODE124C8:mode>): Ditto.
121 2009-08-13 DJ Delorie <dj@redhat.com>
123 * config/i386/djgpp-stdint.h: New.
124 * config.gcc (djgpp): Use it.
126 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
128 * config/sh/sh.c (sh_override_options): When flag_exceptions or
129 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
131 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
133 * tree-ssa-loop-prefetch.c
134 (prune_ref_by_group_reuse): Enhance probabilistic analysis
135 for long-stride pruning.
136 (compute_miss_rate): New function to compute the probability
137 that two memory references access different cache lines.
139 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
141 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
143 2009-08-13 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
147 use the constant pointer type.
148 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
149 of CV qualifiers on the target pointer type.
150 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
151 conversion check before restrict check.
153 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
156 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
158 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
160 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
162 2009-08-12 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/41011
165 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
166 and reference constructing.
168 2009-08-12 Xinliang David Li <davidxl@google.com>
170 PR tree-optimization/41012
171 * tree-flow.h : New external interface.
172 * gimple-low.c (check_call_arg): Change to public function.
173 Remove argument mismatch check in lowering.
174 * tree-inline.h (tree_can_inline_p): Interface change.
175 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
177 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
178 Call change to tree_can_inline_p function.
179 (cgraph_decide_inlining_incrementally): Ditto.
181 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
183 PR tree-optimization/41031
184 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
185 on the partition variable rather than promote_mode on the source
186 type. Assert that the partition variable's type has the same
187 mode as the source value's.
189 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
191 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
193 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
195 * calls.c (expand_call): Fix typo.
196 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
198 * stmt.c (expand_value_return): Use promote_function_mode to copy out
200 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
201 * config/cris/cris.c (cris_promote_function_mode): Likewise.
202 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
203 * config/pa/pa.c (pa_promote_function_mode): Likewise.
205 2009-08-11 Andrew Haley <aph@redhat.com>
207 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
209 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
212 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
214 2009-08-12 Richard Guenther <rguenther@suse.de>
216 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
217 * gimplify.c (gimplify_modify_expr): Do not use
218 lang_hooks.types_compatible_p.
219 * tree-ssa.c (useless_type_conversion_p): For aggregates
220 just return false if the canonical types differ.
222 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
225 * sese.c (convert_for_phi_arg): New.
226 (add_guard_exit_phis): Use convert_for_phi_arg.
228 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
230 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
231 unknown subscript upper bounds.
233 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
234 Pranav Garg <pranav.garg2107@gmail.com>
236 * graphite-interchange.c (gather_access_strides): Removed.
237 (ppl_max_for_le): New.
238 (build_linearized_memory_access): New.
239 (memory_stride_in_loop): New.
240 (pbb_interchange_profitable_p): Reimplemented.
241 * graphite-ppl.h (ppl_new_id_map): New.
242 (ppl_interchange): New.
244 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
246 * graphite-interchange.c (compute_subscript): Removed.
247 (compute_array_size_cstr): Removed.
248 (compute_array_size_poly): Removed.
249 (compute_array_size): Removed.
250 (gather_access_strides_poly): Removed.
251 (gather_access_strides): Empty.
253 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
255 * graphite-dependences.c (dependence_polyhedron_1): Replace
256 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
257 (graphite_legal_transform_dr): Same.
258 (graphite_carried_dependence_level_k): Same.
259 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
260 Initialize PDR_NB_SUBSCRIPTS.
261 (print_pdr_access_layout): Replace pdr_nb_subscripts with
263 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
264 (PDR_NB_SUBSCRIPTS): New.
265 (pdr_nb_subscripts): Removed.
266 (pdr_dim): Simplified.
267 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
268 with PDR_NB_SUBSCRIPTS.
270 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
272 * graphite-interchange.c (compute_array_size): Remove use of
274 * graphite-poly.c (new_poly_dr): Remove argument data_container.
275 Do not initialize PDR_DATA_CONTAINER.
276 (print_pdr): Do not print PDR_DATA_CONTAINER.
277 * graphite-poly.h (struct poly_dr): Remove data_container field.
278 (PDR_DATA_CONTAINER): Removed.
279 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
281 (build_poly_dr): Same.
283 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
284 Sebastian Pop <sebastian.pop@amd.com>
286 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
287 copy of the dependence polyhedron. Free the temporary objects.
288 (graphite_carried_dependence_level_k): Free unused objects before
291 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
292 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
293 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
294 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
295 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
297 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
299 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
300 Early return without analyzing the data dependences if no
301 transform has been done. Call restore_scattering if the transform
303 (graphite-interchange.c): Same.
304 * graphite-poly.c (print_scattering_function): Test for
306 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
307 (apply_poly_transforms): Do not gcc_assert that
308 the transform is legal.
309 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
310 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
311 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
312 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
313 * graphite-poly.h (struct poly_scattering): New.
314 (struct poly_bb): Add original, transformed, and saved fields.
315 Remove transformed_scattering, original_scattering,
316 nb_local_variables and nb_scattering_transform fields.
317 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
318 (poly_scattering_new): New.
319 (poly_scattering_free): New.
320 (poly_scattering_copy): New.
321 (store_scattering_pbb): New.
322 (store_scattering): New.
323 (restore_scattering_pbb): New.
324 (restore_scattering): New.
325 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
326 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
330 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
333 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
335 * Makefile.in (graphite.o): Depends on PREDICT_H.
336 * graphite.c: Include predict.h.
337 (graphite_finalize): Call tree_estimate_probability.
338 * predict.c (predict_loops): Do not call scev_initialize and
340 (tree_estimate_probability_bb): New.
341 (tree_estimate_probability): Do not initialize loops: move that
342 code to the driver. Call tree_estimate_probability_bb.
343 (tree_estimate_probability_driver): New.
344 (pass_profile): Use tree_estimate_probability_driver.
345 * predict.h (tree_estimate_probability): Declared.
347 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
349 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
350 * graphite-dependences.c (graphite_legal_transform): Add time to
351 TV_GRAPHITE_DATA_DEPS.
352 (dependency_between_pbbs_p): Same.
353 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
355 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
357 PR rtl-optimization/41033
358 * alias.c (nonoverlapping_component_refs_p): Punt when strict
359 aliasing is disabled.
361 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
363 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
364 si_mask_operand, and_load_operand, low_bitmask_operand,
365 and_reg_operand, and_operand): New predicates.
366 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
367 * config/mips/mips.c (and_operands_ok): New function.
368 * config/mips/mips-protos.h (and_operands_ok): Declare it.
369 * config/mips/mips.md (move_type): Add ext_ins and logical.
371 (and<mode>3): Use and_reg_operand as the second operand's predicate.
372 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
373 shift_shift. Remove commutative constraint modifier.
374 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
376 (*clear_upper32_dext): Remove define_insn_and_split.
377 (*clear_upper32): Turn this define_insn_and_split ...
378 (splitter for ANDing register with 0xffff_ffff): .. into this.
380 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
382 * combine.c (try_widen_shift_mode): Factor out code to check if an
383 integer constant is a low-order bitmask from here ...
384 * rtlanal.c (low_bitmask_len): ... to here.
385 * rtl.h (low_bitmask_len): Declare.
387 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
390 * config/alpha/alpha.md (addsi3): Remove expander.
391 (addsi3): Rename from *addsi3_internal insn pattern.
392 (subsi3): Remove expander.
393 (subsi3): Rename from *subsi3_internal insn pattern.
395 2009-08-11 Douglas B Rupp <rupp@gnat.com>
397 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
400 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
401 Eric Botcazou <botcazou@adacore.com>
402 Douglas B Rupp <rupp@gnat.com>
404 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
405 that records that fit in 64 bits are returned by immediate value,
406 as required by OpenVMS Calling Standard.
407 (function_value): Adjust for above modification.
408 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
409 virtual_incoming_args_rtx as base object, not next_arg.
410 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
412 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
414 * reload.c (find_reloads_subreg_address): Check the original
415 req_equiv_mem address to detect the case where an address is
416 not valid in the outer mode.
418 2009-08-11 Richard Guenther <rguenther@suse.de>
421 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
423 2009-08-10 Douglas B Rupp <rupp@gnat.com>
425 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
426 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
428 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
429 Douglas B Rupp <rupp@gnat.com>
431 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
432 PT_STACK when frame_pointer_needed on OpenVMS.
433 (alpha_pv_save_size, alpha_using_fp): Remove.
434 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
435 with proper processing for PT_NULL.
436 (alpha_vms_initial_elimination_offset): New function. Support for
437 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
438 (alpha_sa_size): Force procedure type to PT_STACK when
439 frame_pointer_needed on OpenVMS.
440 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
441 (alpha_using_fp): Likewise.
442 (alpha_vms_can_eliminate): Add prototype.
443 (alpha_vms_initial_elimination_offset): Likewise.
444 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
445 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
447 2009-08-10 Eric Botcazou <botcazou@adacore.com>
448 Douglas B Rupp <rupp@gnat.com>
450 * config/alpha/alpha.c (common_object_handler): New function.
451 (vms_attribute_table): Declare a single attribute "common_object".
452 (vms_output_aligned_decl_common): New global function.
453 (SECTION_VMS_OVERLAY): Delete.
454 (SECTION_VMS_GLOBAL): Likewise.
455 (SECTION_VMS_INITIALIZE): Likewise.
456 (vms_asm_named_section): Remove support for above flags.
457 (vms_section_type_flags): Delete.
458 (TARGET_SECTION_TYPE_FLAGS): Likewise.
459 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
460 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
461 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
463 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
466 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
467 (sub_ddmmss): Likewise.
469 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
472 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
475 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
478 * reload1.c (reload_as_needed): Use cancel_changes to completely
479 undo a failed replacement attempt.
481 2009-08-10 Richard Guenther <rguenther@suse.de>
484 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
485 (useless_type_conversion_p): ... here. Require pointer targets
488 2009-08-10 Dodji Seketeli <dodji@redhat.com>
491 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
492 loose the original type of the statement list.
494 2009-08-09 Douglas B Rupp <rupp@gnat.com>
496 * config/alpha/alpha.c: Include libfuncs.h
497 (avms_asm_output_extern): New function.
498 (alpha_init_libfuncs): Init some decc libfuncs.
499 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
500 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
501 (DO_CRTL_NAMES): Define.
503 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
504 (LONG_TYPE_SIZE): Define.
505 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
506 (SUBTARGET_SWITCHES): Define malloc64 switch.
507 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
508 (MASK_RETURN_ADDR): Define.
509 doc/invoke.texi (mmalloc64): Document switch.
511 2009-08-09 Olivier Hainque <hainque@adacore.com>
512 Douglas B Rupp <rupp@gnat.com>
514 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
515 uses_condition_handler.
516 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
517 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
518 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
519 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
520 (code_for_builtin): New insn codes for the new alpha_builtins.
521 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
522 (alpha_sa_size): Account for uses_condition_handler.
523 (alpha_expand_prologue): Likewise.
524 (alpha_start_function): Likewise.
525 (alpha_expand_epilogue): Likewise.
526 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
527 establish/revert expanders.
528 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
529 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
530 New expander, resorting to the alpha.c associated function.
531 (builtin_revert_vms_condition_handler): Likewise.
532 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
533 __gcc_shell_handler, the static VMS condition handler used as
534 an indirection wrapper to the current dynamically established
536 * config/alpha/vms-unwind.h: Complete rewrite.
537 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
538 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
540 2009-08-09 Eric Botcazou <botcazou@adacore.com>
541 Douglas B Rupp <rupp@gnat.com>
543 * config/alpha/alpha.c (alpha_links): Add 'target' field.
544 (alpha_need_linkage): Handle aliases. Return function symbol.
545 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
546 Use ultimate alias target for the linkage name.
547 * config/alpha/alpha.md (movmemdi): Use the symbol returned
548 by alpha_need_linkage for the function symbol.
549 (setmemdi): Likewise.
551 2009-08-09 Douglas B Rupp <rupp@gnat.com>
553 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
554 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
555 (ASM_WEAKEN_LABEL): Define.
556 (CRT_CALL_STATIC_FUNCTION): Define.
557 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
558 (ENDFILE_SPEC): Define.
559 (INIT_SECTION_ASM_OP): Define.
560 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
561 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
563 (MULTILIB_OSDIRNAMES): Define.
564 (shlib_version): Define.
566 (SHLIB_OBJS): Define.
567 (SHLIB_NAME): Define.
568 (SHLIB_MULTILIB): Define.
569 (SHLIB_INSTALL): Define.
570 (SHLIB_SYMVEC): Define.
571 (SHLIB_SYMVECX2): Define.
572 (SHLIB_LINK): Define.
574 2009-08-09 Douglas B Rupp <rupp@gnat.com>
576 * config/alpha/alpha.c (alpha_initialize_trampoline):
577 Initialize VMS trampoline IAW ABI for bounded procedure calls.
578 (alpha_start_function): Emit transfer address on nested functions
579 for VMS trampoline call.
580 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
581 since no longer used.
582 * config/alpha/vms-tramp.asm: Remove.
583 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
584 since now only data initialized at runtime.
586 2009-08-09 Douglas B Rupp <rupp@gnat.com>
588 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
589 (LINK_GCC_C_SEQUENCE_SPEC): Define.
590 (MD_EXEC_PREFIX): Remove, no longer used.
591 (MD_STARTFILE_PREFIX): Likewise.
592 (INCLUDE_DEFAULTS): Likewise.
593 * config/alpha/t-vms:
594 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
596 2009-08-09 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/41016
599 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
600 (operand_precision): Remove.
601 (integral_operand_p): Likewise.
602 (recognize_single_bit_test): Adjust.
604 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
606 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
607 operation overflows. Likewise non-cast unary arithmetic.
608 If one arm of a conditional expression is always taken,
609 inhibit evaluation warnings for the other arm. Likewise inhibit
610 evaluation warnings for the second && or || operand if the first
611 operand is enough to determine the result.
612 * c-typeck.c (build_conditional_expr): Apply the same inhibition
614 (build_binary_op): Prevent duplicate evaluation warnings.
616 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
618 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
619 and destination have different modes, Use promote_mode to
620 determine the signedness of the conversion. Assert that the
621 promoted source mode matches the destination mode. Don't pass
622 the destination and destination mode to expand_expr if the source
623 mode is different. Simplify conversion logic.
625 2009-08-09 Ira Rosen <irar@il.ibm.com>
627 PR tree-optimization/41008
628 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
629 from condition only in case it's a comparison. Adjust checks.
631 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
633 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
634 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
635 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
636 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
637 (dump_cand): Handle them.
638 (struct iv_cand): New members COST_STEP and AINC_USE.
639 (stmt_after_increment): Likewise.
640 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
641 callers changed. Use gimple_uid comparison instead of scanning.
642 (add_candidate_1): When looking for identical candidates, take
643 AINC_USE into account. Set it for new candidates.
644 (force_expr_to_var_cost): Cast target_spill_cost to int.
645 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
646 All callers changed. Check for availability of autoinc addressing
647 modes, both in general for a given mode, and in the specific use case.
648 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
650 (get_computation_cost): Likewise.
651 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
652 add_autoinc_candidates): New static functions.
653 (add_candidate): Call add_autoinc_candidates for candidates based on
655 (find_iv_candidates): Call set_autoinc_for_original_candidates.
656 (determine_use_iv_cost_address): If we have an autoinc candidate at
657 the matching use, verify autoinc is possible and subtract the cost
658 of the candidate's step from the cost.
659 (determine_iv_cost): Record the cost of the increment in the COST_STEP
660 member of the candidate.
661 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
662 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
664 2009-08-09 Douglas B Rupp <rupp@gnat.com>
666 * config.build (ia64-hp-*vms*): New target.
667 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
669 * config.gcc (ia64-hp-*vms*): New target.
670 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
672 * config.host (ia64-hp-*vms*): New target.
673 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
676 2009-08-08 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/40991
679 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
681 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
683 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
684 mode check. Do truncations in an integer mode.
685 (force_to_mode): Handle subregs for all mode types. Only do
686 arithmetic simplifications on integer modes.
688 2009-08-07 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/40999
691 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
692 (maybe_fold_reference): Lookup constant initializers.
693 (fold_gimple_assign): Likewise.
695 2009-08-07 Richard Guenther <rguenther@suse.de>
697 * tree-ssa.c (useless_type_conversion_p_1): Only for types
698 that require structural equality defer to the langhook.
700 2009-08-07 Martin Jambor <mjambor@suse.cz>
702 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
704 (struct ipa_pass_through_data): New type.
705 (struct ipa_ancestor_jf_data): New type.
706 (union jump_func_value): Removed field formal_id, added fields
707 pass_through and ancestor.
708 (struct ipa_param_call_note): Changed type of formal_id to int from
710 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
711 operations jump functions and ancestor jump functions.
712 (compute_complex_pass_through): New function.
713 (compute_scalar_jump_functions): Call compute_complex_pass_through,
714 reflect changes in the jump function strucutre.
715 (update_jump_functions_after_inlining): Ignore complex pass-through
716 and ancestor jump functions.
717 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
718 polynomial pass-through with operation jump functions.
720 2009-08-07 Jakub Jelinek <jakub@redhat.com>
722 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
723 fde->dw_fde_begin as begin label instead of hot/cold label.
724 Use LLSDAC label instead of LLSDA for second section lsda.
725 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
726 label instead of LLSDA if it is true.
727 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
729 * except.c (add_call_site, dw2_size_of_call_site_table): Add
730 SECTION argument. Use it as index into crtl->eh.call_site_record
732 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
733 use it to determine how to print table entries instead of using
734 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
735 label instead of normal begin label as base.
736 (sjlj_assign_call_site_values): Adjust add_call_site caller.
737 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
738 ensure no EH range spans between sections and that landing pads
739 are always in the corresponding section.
740 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
741 for crtl->eh.call_site_record being an array rather than scalar.
742 (output_one_function_exception_table): New function, copied
743 from output_function_exception_table. Adjust
744 dw2_size_of_call_site_table, dw2_output_call_site_table
745 callers. For SECOND section use *C suffixed labels.
746 (output_function_exception_table): Call
747 output_one_function_exception_table and, when doing hot/cold
748 partitioning, also another time for the second section.
749 * opts.c: Include except.h.
750 (decode_options): Allow -freorder-blocks-and-partition with
751 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
752 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
753 * function.h (struct rtl_eh): Change call_site_record from
754 scalar into array of 2 elements.
756 2009-08-07 Martin Jambor <mjambor@suse.cz>
758 * ipa-prop.c (count_formal_params_1): New function.
759 (ipa_get_vector_of_formal_parms): New function.
760 (get_vector_of_formal_parm_types): New function.
761 (ipa_modify_formal_parameters): New function.
762 (ipa_modify_call_arguments): New function.
763 (index_in_adjustments_multiple_times_p): New function.
764 (ipa_combine_adjustments): New function.
765 (ipa_dump_param_adjustments): New function.
766 * ipa-prop.h (struct ipa_parm_adjustment): New type.
767 (ipa_get_vector_of_formal_parms): Declare.
768 (ipa_modify_formal_parameters): Declare.
769 (ipa_modify_call_arguments): Declare.
770 (ipa_combine_adjustments): Declare.
771 (ipa_dump_param_adjustments): Declare.
772 (build_ref_for_offset): Declare.
773 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
774 * tree-sra.c: Include ipa-prop.c.
775 (build_ref_for_offset): Make public.
777 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
779 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
781 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
783 * gcc/doc/extend.texi (__builtin_extract_return_address)
784 (__builtin_frob_return_address): Document.
786 2009-08-06 Paul Brook <paul@codesourcery.com>
788 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
789 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
790 implementation on ARMv6-M.
792 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
794 * doc/extend.texi (pcs): Document new attribute for ARM.
796 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
798 * arm.c (pcs_attribute_args): Comment out unsupported attribute
801 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
803 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
806 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
808 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
810 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
812 Merge ARM/hard_vfp_branch to trunk.
814 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
816 * arm.c (libcall_eq): New function.
817 (libcall_hash): New function.
818 (add_libcall): New function.
819 (arm_libcall_uses_aapcs_base): New function.
820 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
821 libcalls using the base PCS.
822 (arm_init_cumulative_args): Likewise.
824 2009-07-20 Joseph Myers <joseph@codesourcery.com>
826 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
827 Use base ABI for conversion libfuncs between HFmode and SFmode.
829 2009-05-12 Joseph Myers <joseph@codesourcery.com>
831 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
832 V4SImode as representatives of all 64-bit and 128-bit vector
833 types. Allow vector types without vector modes.
834 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
835 without vector modes like BLKmode.
836 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
837 BLKmode. Avoid unsupported vector modes or TImode moves for
839 (aapcs_vfp_allocate_return_reg): Likewise.
840 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
841 V8QImode if TARGET_NEON || TARGET_IWMMXT.
843 2009-05-12 Joseph Myers <joseph@codesourcery.com>
845 * config/arm/arm.c (arm_handle_pcs_attribute): New.
846 (arm_get_pcs_model): Pass attribute arguments to
847 arm_pcs_from_attribute.
848 (arm_init_cumulative_args): Use base AAPCS for conversions from
849 floating-point types to DImode.
850 (arm_attribute_table): Add pcs attribute.
851 (arm_handle_pcs_attribute): New.
852 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
853 conversions from floating-point types to DImode, also declare them
854 to use base AAPCS and declare functions they call to use base
855 AAPCS and their RTABI names.
857 2009-05-12 Joseph Myers <joseph@codesourcery.com>
859 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
860 -mfloat-abi=hard not being supported for VFP.
862 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
864 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
865 SYMBOL_REF to hard_libcall_value.
867 2009-03-05 Joseph Myers <joseph@codesourcery.com>
868 Richard Earnshaw <rearnsha@arm.com>
870 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
871 has been put on the stack, all remaining co-processory arguments for
872 that co-processor also go on the stack.
874 2009-03-05 Joseph Myers <joseph@codesourcery.com>
876 * config/arm/arm.c (arm_return_in_memory): Handle returning
877 vectors of suitable size in registers also for AAPCS case.
879 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
881 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
883 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
885 ARM Hard-VFP calling convention
886 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
887 * target.h (gcc_target): Add libcall_value to table of call hooks.
888 * targhooks.h (default_libcall_value): Default implementation.
889 * targhooks.c (default_libcall_value): Likewise.
890 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
891 * optabs.c (expand_unop): Use it.
892 * expr.h (hard_libcall_value): Pass the function RTX through.
893 * calls.c (emit_library_call_value_1): Update call to
895 * explow.c (hard_libcall_value): Use new target hook.
896 * testsuite/lib/target-supports.exp
897 (check_effective_target_arm_hard_vfp_ok): New hook.
898 (check_effective_target_arm_neon_ok): Improve test for neon
900 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
901 * config/arm/arm.c: Include cgraph.h
902 (TARGET_FUNCTION_VALUE): Override default hook.
903 (arm_pcs_default): New variable.
904 (arm_override_options): Don't fault hard calling convention with VFP.
905 Add support for AAPCS variants.
906 (arm_function_value): Make static. Handle AAPCS variants.
907 (arm_libcall_value): New function.
908 (arm_apply_result_size): Handle VFP registers in results.
909 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
911 (pcs_attribute_args): New variable.
912 (arm_pcs_from_attribute): New function.
913 (arm_get_pcs_model): New function.
914 (aapcs_vfp_cum_init): New function.
915 (aapcs_vfp_sub_candidate): New function.
916 (aapcs_vfp_is_return_candidate): New function.
917 (aapcs_vfp_is_call_candidate): New function.
918 (aapcs_vfp_allocate): New function.
919 (aapcs_vfp_allocate_return_reg): New function.
920 (aapcs_vfp_advance): New function.
921 (aapcs_cp_arg_layout): New variable.
922 (aapcs_select_call_coproc): New function.
923 (aapcs_select_return_coproc): New function.
924 (aapcs_allocate_return_reg): New function.
925 (aapcs_libcall_value): New function.
926 (aapcs_layout_arg): New function.
927 (arm_init_cumulative_args): Initialize AAPCS args data.
928 (arm_function_arg): Handle AAPCS variants using new interface.
929 (arm_arg_parital_bytes): Likewise.
930 (arm_function_arg_advance): New function.
931 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
933 (arm_setup_incoming_varargs): Handle new AAPCS args data.
934 * arm.h (NUM_VFP_ARG_REGS): Define.
935 (LIBCALL_VALUE): Update.
936 (FUNCTION_VALUE): Delete.
937 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
939 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
940 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
941 (FUNCTION_ARG_REGNO_P): Add VFP regs.
942 * arm-protos.h (arm_function_arg_advance): Add.
943 (aapcs_libcall_value): Add.
944 (arm_function_value): Delete.
946 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
947 H.J. Lu <hongjiu.lu@intel.com>
950 * config/i386/i386.c (standard_sse_mode_p): Remove.
951 (standard_sse_constant_p): Return 2 for integer mode
952 vector_all_ones_operand when SSE2 is enabled.
953 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
954 (ix86_expand_vector_move): Do not check for negative values from
955 standard_sse_constant_p.
957 2009-08-06 Richard Guenther <rguenther@suse.de>
959 * tree-ssa.c (useless_type_conversion_p_1): Make function and
960 array type comparisons frontend independent.
961 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
962 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
963 out array reference lower bound and element size operands.
964 (ao_ref_init_from_vn_reference): Properly compute the offset
966 (vn_reference_fold_indirect): Fill out array reference lower
967 bound and element size operands.
968 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
969 a non gimple valued reference operand which can happen for
970 array reference lower bound or element size.
971 (create_component_ref_by_pieces_1): Properly generate the
972 element size operand for array references.
974 2009-08-06 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/40964
977 * tree.c (iterative_hash_host_wide_int): Export.
978 * tree.h (iterative_hash_host_wide_int): Declare.
979 * tree-ssa-structalias.c (heapvar_map): New struct.
980 (heapvar_map_eq): New function.
981 (heapvar_map_hash): Likewise.
982 (heapvar_lookup): Adjust.
983 (heapvar_insert): Likewise.
984 (make_constraint_from_heapvar): Allow multiple heap variables
985 per decl at different offsets.
986 (init_alias_heapvars): Adjust.
988 2009-08-04 David Daney <ddaney@caviumnetworks.com>
990 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
991 * mips_output_sync_loop (mips_output_sync_loop): Only emit
992 trailing sync if TARGET_SYNC_AFTER_SC.
994 2009-08-05 David Daney <ddaney@caviumnetworks.com>
996 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
997 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
998 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
999 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1000 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1001 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1002 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1003 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1004 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1005 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1006 the prototype declaration match the definition.
1007 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1008 instructions explicitly. Add barrier_before and operands
1010 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1011 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1012 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1013 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1014 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1015 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1017 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1019 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1021 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1022 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1025 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1028 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1030 PR rtl-optimization/40924
1031 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1032 make sure canon_rtx (mem_address) isn't simpler than
1033 canon_rtx (expanded_mem_address).
1035 2009-08-05 Li Feng <nemokingdom@gmail.com>
1037 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1039 (build_scop_drs): Build alias set for each SCoP.
1041 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1043 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1044 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1045 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1046 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1047 (BASE_DRIVER_SELF_SPECS): Likewise.
1049 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1051 * tree-ssa-alias.c: Fix some comment typos.
1053 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1055 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1056 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1058 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1061 * simplify-rtx.c (simplify_binary_operation_1): Disable
1062 simplifications for decimal float operations.
1064 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1067 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1068 operand of INDIRECT_REF.
1070 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1072 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1073 constants referencing TLS symbols.
1075 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1077 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1078 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1080 2009-08-03 Richard Guenther <rguenther@suse.de>
1082 * tree.c (make_vector_type): Build a main variant first,
1083 get the canonical one and then build the variant.
1084 * tree-ssa.c (useless_type_conversion_p_1): Handle
1086 (useless_type_conversion_p): Conversions to pointers to
1087 incomplete record types are useless.
1089 2009-08-03 Richard Guenther <rguenther@suse.de>
1091 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1092 file will be created.
1093 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1094 * toplev.c (compile_file): Adjust comment.
1096 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1098 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1099 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1100 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1101 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1102 (sh_promote_function_mode): Fix typo.
1104 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1106 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1108 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1110 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1111 declaration arguments.
1113 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1116 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1117 (ix86_split_ashl): Ditto.
1118 (ix86_expand_vector_init_one_nonzero): Ditto.
1119 (ix86_expand_vector_set): Ditto.
1120 (ix86_expand_reduc_v4sf): Ditto.
1122 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1124 * explow.c (promote_function_mode): Remove assert.
1125 * config/sh/sh.c (sh_promote_function_mode): Declare.
1127 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * config/pa/pa.c (pa_promote_function_mode): Declare.
1130 Change to static. Fix promote_mode call.
1132 * gthr-dce.h (CONST_CAST2): Define if not defined.
1133 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1135 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1137 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1139 * expr.c (store_constructor): Use promote_decl_mode. Remove
1140 now write-only variable unsignedp.
1141 (expand_expr_real_1): Use promote_decl_mode.
1142 * expr.h (promote_function_mode, promote_decl_mode): New.
1143 (promote_mode): Remove last argument.
1144 * function.c (assign_temp): Drop last argument of promote_mode.
1145 (assign_parm_find_data_types): Use promote_function_mode.
1146 (assign_parm_setup_reg): Likewise.
1147 (expand_function_end): Use promote_function_mode.
1148 * calls.c (initialize_argument_information): Use promote_function_mode.
1149 (precompute_arguments): Use promote_mode instead of checking if
1150 only PROMOTE_FUNCTION_MODE is defined.
1151 (expand_call): When making sibcall decisions, use promote_function_mode.
1152 Below, remove an if for targetm.calls.promote_function_return and
1153 and use promote_function_mode.
1154 (emit_library_call_value_1): Use promote_function_mode, fix bug
1155 where promote_mode was passed FOR_CALL == 0 for a return value in an
1157 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1158 * explow.c (promote_function_mode, promote_decl_mode): New.
1159 (promote_mode): Keep only the FOR_CALL == 0 case.
1160 * combine.c (setup_incoming_promotion): Remove test of
1161 promote_function_args. Use promote_function_mode.
1162 * stmt.c (expand_value_return): Use promote_decl_mode.
1163 (expand_decl): Use promote_decl_mode.
1165 * expr.c (store_constructor): Use promote_decl_mode. Remove
1166 now write-only variable unsignedp.
1167 (expand_expr_real_1): Use promote_decl_mode.
1168 * expr.h (promote_function_mode, promote_decl_mode): New.
1169 (promote_mode): Remove last argument.
1170 * function.c (assign_temp): Drop last argument of promote_mode.
1171 (assign_parm_find_data_types): Use promote_function_mode.
1172 (assign_parm_setup_reg): Likewise.
1173 (expand_function_end): Use promote_function_mode.
1174 * calls.c (initialize_argument_information): Use promote_function_mode.
1175 (precompute_arguments): Use promote_mode instead of checking if
1176 only PROMOTE_FUNCTION_MODE is defined.
1177 (expand_call): When making sibcall decisions, use promote_function_mode.
1178 Below, remove an if for targetm.calls.promote_function_return and
1179 and use promote_function_mode.
1180 (emit_library_call_value_1): Use promote_function_mode, fix bug
1181 where promote_mode was passed FOR_CALL == 0 for a return value in an
1183 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1184 * explow.c (promote_function_mode, promote_decl_mode): New.
1185 (promote_mode): Keep only the FOR_CALL == 0 case.
1186 * combine.c (setup_incoming_promotion): Remove test of
1187 promote_function_args. Use promote_function_mode.
1188 * stmt.c (expand_value_return): Use promote_decl_mode.
1189 (expand_decl): Use promote_decl_mode.
1191 * explow.c (promote_function_mode): Just call the target hook.
1192 * targhooks.c (default_promote_function_mode,
1193 default_promote_function_mode_always_promote): New.
1194 * targhooks.h (default_promote_function_mode,
1195 default_promote_function_mode_always_promote): Declare.
1196 * target.h (promote_function_args, promote_function_return): Remove.
1197 (promote_function_mode): New.
1198 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1199 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1200 (TARGET_PROMOTE_FUNCTION_MODE): New.
1201 (TARGET_CALLS): Adjust.
1202 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1203 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1205 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1206 * config/s390/s390.c (s390_promote_function_mode): ... here,
1207 with pointer handling.
1208 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1209 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1211 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1212 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1213 with pointer handling.
1214 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1215 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1217 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1218 * config/sh/sh.c (sh_promote_function_mode): New.
1219 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1220 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1222 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1223 * config/cris/cris.c (cris_promote_function_mode): ... here.
1224 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1225 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1227 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1228 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1229 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1230 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1232 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1233 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1234 complex type handling.
1235 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1236 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1238 * config/pa/pa.c (pa_promote_function_mode): New.
1239 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1240 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1242 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1243 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1244 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1245 * config/xtensa/xtensa.c: Likewise.
1246 * config/stormy16/stormy16.c: Likewise.
1247 * config/iq2000/iq2000.c: Likewise.
1248 * config/rs6000/rs6000.c: Likewise.
1249 * config/picochip/picochip.c: Likewise.
1250 * config/arc/arc.c: Likewise.
1251 * config/mcore/mcore.c: Likewise.
1252 * config/score/score.c: Likewise.
1253 * config/mips/mips.c: Likewise.
1254 * config/bfin/bfin.c: Likewise.
1255 * config/ia64/ia64.c: Likewise (disabled though).
1257 * config/frv/frv.h: Remove pointless remark.
1259 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1260 TARGET_PROMOTE_FUNCTION_ARGS,
1261 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1262 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1264 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1266 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1267 -floop-parallelize-all.
1268 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1269 flag_loop_parallelize_all.
1270 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1271 * graphite.c (graphite_transform_loops): Same.
1273 * graphite-poly.c (apply_poly_transforms): Same.
1275 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1277 PR tree-optimization/40914
1278 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1279 if set, then check the delta field of the PMF record.
1280 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1281 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1282 call is stored in the delta.
1284 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1286 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1288 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/bsd.h (ASM_BYTE): New define.
1291 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1292 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1293 .byte. Use fputs or putc instead of fprintf where appropriate.
1294 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1295 fputs or putc instead of fprintf where appropriate.
1296 * config/i386/i386elf.h: Ditto.
1297 * config/i386/sysv4.h: Ditto.
1299 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1300 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1301 (*tls_global_dynamic_64): Ditto.
1303 2009-07-31 Christian Bruel <christian.bruel@st.com>
1305 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1307 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1309 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1310 Remove dead code for MINUS.
1312 2009-07-31 Anthony Green <green@moxielogic.com>
1314 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1316 (moxie_expand_epilogue): Ditto for epilogue.
1317 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1319 (moxie_function_arg): Ditto.
1320 (moxie_pass_by_reference): Ditto.
1321 (moxie_arg_partial_bytes): Ditto.
1322 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1323 (FUNCTION_ARG_ADVANCE) Ditto.
1324 (REG_PARM_STACK_SPACE) Ditto.
1325 (FUNCTION_ARG_REGNO_P) Dito.
1327 * config.gcc: Add moxie linux config support.
1328 * gcc/config/moxie/uclinux.h: New file.
1330 2009-07-31 DJ Delorie <dj@redhat.com>
1332 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1333 (UNSPECV_SP_SWITCH_E): New.
1334 (sp_switch_1): Change to an unspec.
1335 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1337 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1338 reference the new stack's address
1340 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1342 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1343 graphite-clast-to-gimple.o, graphite-dependences.o,
1344 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1345 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1346 (graphite-blocking.o,
1347 graphite-clast-to-gimple.o, graphite-dependences.o,
1348 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1349 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1350 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1351 * cfgloop.h (struct loop): Add can_be_parallel field.
1352 * common.opt (fgraphite-identity): Moved up.
1353 (fgraphite-force-parallel): New flag.
1354 * graphite.c: Rewrite.
1355 * graphite.h: Rewrite.
1356 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1358 * toplev.c (graphite_out_file): New file descriptor.
1359 (graphite_in_file): New.
1360 (process_options): flag_graphite_force_parallel cannot be used without
1362 * tree-ssa-loop.c: Include toplev.h.
1363 (gate_graphite_transforms): Enable flag_graphite for
1364 flag_graphite_force_parallel.
1366 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1368 * ChangeLog.graphite: New.
1369 * graphite-blocking.c: New.
1370 * graphite-clast-to-gimple.c: New.
1371 * graphite-clast-to-gimple.h: New.
1372 * graphite-dependences.c: New.
1373 * graphite-dependences.h: New.
1374 * graphite-interchange.c: New.
1375 * graphite-poly.c: New.
1376 * graphite-poly.h: New.
1377 * graphite-ppl.c: New.
1378 * graphite-ppl.h: New.
1379 * graphite-scop-detection.c: New.
1380 * graphite-scop-detection.h: New.
1381 * graphite-sese-to-poly.c: New.
1382 * graphite-sese-to-poly.h: New.
1386 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1388 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1389 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1391 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1393 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1394 (scev_is_linear_expression): Return false if the evolution is not
1395 affine multivariate.
1397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1399 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1400 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1402 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1404 * tree-data-ref.c (debug_data_references): New.
1405 (debug_data_reference): New.
1406 * tree-data-ref.h (debug_data_references): Declared.
1407 (debug_data_reference): Declared.
1409 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1411 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1412 * tree-data-ref.h (scop_p): Removed.
1413 (struct data_reference): Remove field scop.
1415 (stmt_simple_memref_p): Removed.
1417 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1419 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1420 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1423 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1425 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1429 * doc/invoke.texi (-fgraphite-identity): Documented.
1431 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1433 * tree-scalar-evolution.c: Fix comment.
1434 (instantiate_scev_1): Return unknow from scev instantiation if the
1435 result is not above instantiate_below.
1437 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1439 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1440 static anymore. Instantiate the symbols that may have been introduced
1442 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1445 2009-07-30 DJ Delorie <dj@redhat.com>
1447 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1448 .vliw directive to VLIW sections.
1450 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1454 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1455 (AUTOHEADER): New variable.
1456 ($(srcdir)/cstamp-h.in): Use it.
1458 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1459 Pat Haugen <pthaugen@us.ibm.com>
1460 Revital Eres <ERES@il.ibm.com>
1462 * config/rs6000/vector.md (VEC_F): Add VSX support.
1466 (vector_load_<mode>): Ditto.
1467 (vector_store_<mode>): Ditto.
1468 (vector GPR move split): Ditto.
1469 (vec_reload_and_plus_<mptrsize>): Ditto.
1470 (vec_reload_and_reg_<mptrsize>): Ditto.
1471 (add<mode>3): Ditto.
1472 (sub<mode>3): Ditto.
1473 (mul<mode>3): Ditto.
1474 (neg<mode>2): Ditto.
1475 (abs<mode>2): Ditto.
1476 (smin<mode>3): Ditto.
1477 (smax<mode>3): Ditto.
1478 (vector_eq<mode>): Ditto.
1479 (vector_gt<mode>): Ditto.
1480 (vector_ge<mode>): Ditto.
1481 (vector_gtu<mode>): Ditto.
1482 (vector_select_<mode>_uns): Ditto.
1483 (vector_eq_<mode>_p): Ditto.
1484 (vector_gt_<mode>_p): Ditto.
1485 (vector_ge_<mode>_p): Ditto.
1486 (vector_gtu_<mode>_p): Ditto.
1487 (cr6_test_for_zero): Ditto.
1488 (cr6_test_for_zero_reverse): Ditto.
1489 (cr6_test_for_lt): Ditto.
1490 (cr6_test_for_lt_reverse): Ditto.
1491 (xor<mode>3): Ditto.
1492 (ior<mode>3): Ditto.
1493 (and<mode>3): Ditto.
1494 (one_cmpl<mode>2): Ditto.
1495 (nor<mode>2): Ditto.
1496 (andc<mode>2): Ditto.
1497 (float<VEC_int<mode>2): Ditto.
1498 (unsigned_float<VEC_int><mode>2): Ditto.
1499 (fix_trunc<mode><VEC_int>2): Ditto.
1500 (fixuns_trunc<mode><VEC_int>2): Ditto.
1502 (vec_set<mode>): Ditto.
1503 (vec_extract<mode>): Ditto.
1504 (vec_interleave_highv4sf): Ditto.
1505 (vec_interleave_lowv4sf): Ditto.
1506 (vec_realign_load_<mode>): Ditto.
1507 (vec_shl_<mode>): Ditto.
1508 (vec_shr_<mode>): Ditto.
1509 (div<mode>3): New patterns for VSX.
1510 (vec_interleave_highv2df): Ditto.
1511 (vec_interleave_lowv2df): Ditto.
1512 (vec_pack_trunc_v2df): Ditto.
1513 (vec_pack_sfix_trunc_v2df): Ditto.
1514 (vec_pack_ufix_trunc_v2df): Ditto.
1515 (vec_unpacks_hi_v4sf): Ditto.
1516 (vec_unpacks_lo_v4sf): Ditto.
1517 (vec_unpacks_float_hi_v4si): Ditto.
1518 (vec_unpacks_float_lo_v4si): Ditto.
1519 (vec_unpacku_float_hi_v4si): Ditto.
1520 (vec_unpacku_float_lo_v4si): Ditto.
1521 (movmisalign<mode>): Ditto.
1522 (vector_ceil<mode>2): New patterns for vectorizing math library.
1523 (vector_floor<mode>2): Ditto.
1524 (vector_btrunc<mode>2): Ditto.
1525 (vector_copysign<mode>3): Ditto.
1527 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1528 predicate for setting the high bit in each word, used for copysign.
1530 * config/rs6000/ppc-asm.h (f19): Whitespace.
1531 (f32-f63): Define if VSX.
1532 (v0-v31): Define if Altivec.
1533 (vs0-vs63): Define if VSX.
1535 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1537 * config/rs6000/power7.md: New file, provide tuning parameters for
1540 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1541 (rs6000_cpu_cpp_builtins): Ditto.
1542 (altivec_overloaded_builtins): Ditto.
1543 (altivec_resolve_overloaded_builtin): Ditto.
1545 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1546 debug switch to disable vectorizing simple math builtin
1549 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1550 Vectorize simple math builtin functions.
1551 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1552 hook to vectorize math builtins.
1553 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1554 (rs6000_builtin_conversion): Add VSX/power7 support.
1555 (rs6000_builtin_vec_perm): Ditto.
1556 (vsplits_constant): Add support for loading up a vector constant
1557 with just the high bit set in each part.
1558 (rs6000_expand_vector_init): Add VSX/power7 support.
1559 (rs6000_expand_vector_set): Ditto.
1560 (rs6000_expand_vector_extract): Ditto.
1561 (rs6000_emit_move): Ditto.
1562 (bdesc_3arg): Ditto.
1563 (bdesc_2arg): Ditto.
1564 (bdesc_1arg): Ditto.
1565 (rs6000_expand_ternop_builtin): Ditto.
1566 (altivec_expand_builtin): Ditto.
1567 (rs6000_expand_unop_builtin): Ditto.
1568 (rs6000_init_builtins): Ditto.
1569 (altivec_init_builtins): Ditto.
1570 (builtin_function_type): Ditto.
1571 (rs6000_common_init_builtins): Ditto.
1572 (rs6000_handle_altivec_attribute); Ditto.
1573 (rs6000_mangle_type): Ditto.
1574 (rs6000_vector_mode_supported_p): Ditto.
1575 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1578 * config/rs6000/vsx.md: New file for VSX support.
1580 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1581 identifing values with just the most significant bit set.
1582 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1583 vectorized builtins.
1585 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1586 (UNSPEC_VRFIM): Delete.
1587 (splitter for loading up vector with most significant bit): New
1588 splitter for vectorizing copysign.
1589 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1590 vectorizing simple math functions.
1591 (altivec_vrfip): Add support for vectorizing simple math functions.
1592 (altivec_vrfim): Ditto.
1593 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1595 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1596 (power7.md, vsx.md): Include for power7 support.
1597 (copysigndf3): Use VSX instructions if -mvsx.
1598 (negdf2_fpr): Ditto.
1599 (absdf2_fpr): Ditto.
1600 (nabsdf2_fpr): Ditto.
1601 (adddf3_fpr): Ditto.
1602 (subdf3_fpr): Ditto.
1603 (muldf3_fpr): Ditto.
1604 (divdf3_fpr): Ditto.
1605 (fix_truncdfdi2_fpr): Ditto.
1606 (cmpdf_internal1): Ditto.
1607 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1608 (btruncdf2, btruncdf2_fpr): Ditto.
1609 (ceildf2, ceildf2_fpr): Ditto.
1610 (floordf2, floordf2_fpr): Ditto.
1611 (floatdidf2, floatdidf2_fpr): Ditto.
1612 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1613 (fmsubdf4_fpr): Ditto.
1614 (fnmadddf4_fpr_1): Ditto.
1615 (fnmadddf4_fpr_2): Ditto.
1616 (fnmsubdf4_fpr_1): Ditto.
1617 (fnmsubdf4_fpr_2): Ditto.
1618 (fixuns_truncdfdi2): Add expander for VSX support.
1619 (fix_truncdfdi2): Ditto.
1620 (fix_truncdfsi2): Ditto.
1622 (btruncsf2): Whitespace.
1623 (movdf_hardfloat32): Add support for VSX registers.
1624 (movdf_softfloat32): Ditto.
1625 (movdf_hardfloat64): Ditto.
1626 (movdf_hardfloat64_mfpgpr): Ditto.
1627 (movdf_softfloat64): Ditto.
1628 (movti splitters): Add check for vector registers supporting
1629 TImode in the future.
1630 (bpermd): Add power7 bpermd instruction.
1632 * config/rs6000/altivec.h (vec_div): Define if VSX.
1636 (vec_nearbyint): Ditto.
1639 (all predicates): Use the generic builtin function, and not the V4SF
1640 specific function so that the predicates will work with VSX's V2DF.
1644 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1645 Document new VSX functions and types.
1647 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1650 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1651 "wa", and "j" constraints. Modify "v" to talk about Altivec
1652 instead of just vector.
1654 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1657 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1658 location for phi arguments.
1659 (rewrite_update_phi_arguments): Find locations for reaching defs.
1660 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1661 Add location to add_phi_arg calls.
1662 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1663 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1664 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1665 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1666 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1667 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1668 * tree-phinodes.c (make_phi_node): Initialize location.
1669 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1670 (add_phi_arg): Add location parameter.
1671 (remove_phi_arg_num): Move location when moving phi argument.
1672 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1674 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1675 slpeel_update_phi_nodes_for_guard1,
1676 slpeel_update_phi_nodes_for_guard2,
1677 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1678 vect_loop_versioning): Set locations.
1679 * tree-parloops.c (create_phi_for_local_result,
1680 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1681 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1682 * tree-vect-loop.c (get_initial_def_for_induction,
1683 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1685 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1686 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1687 (gimple_phi_arg_set_location): New. Set locus.
1688 (gimple_phi_arg_has_location): New. Check for locus.
1689 (redirect_edge_var_map_location): New. Return locus from var_map.
1690 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1691 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1692 combining PHI arguments.
1693 (cond_store_replacement): Set location.
1694 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1695 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1696 scop_add_exit_phis_edge): Add locations.
1697 * tree-cfgcleanup.c (remove_forwarder_block,
1698 remove_forwarder_block_with_phi): Add locations.
1699 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1700 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1702 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1703 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1704 flush_pending_stmts): Add source location.
1705 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1706 stack to preserve locations.
1707 * tree-vect-stmts.c (vectorizable_load): Add location.
1708 * tree-inline.c (copy_phis_for_bb): Copy locus.
1709 (setup_one_parameter): Add call locus to inlined parameter stmts.
1710 (initialize_inlined_parameters): Pass in call location as parameter
1712 (tree_function_versioning): Pass location to setup_one_parameter.
1713 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1714 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1715 copy and edge lists.
1716 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1717 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1718 locus parameter and override the stmt default if provided.
1719 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1720 elim_graph_add_edge, elim_graph_remove_succ_edge,
1721 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1722 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1723 eliminate_phi): Add locus info in elimination graph for each edge and
1725 (insert_backedge_copies): Copy locus if present.
1726 * tree-flow.h (struct _edge_var_map): Add locus field.
1727 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1728 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1729 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1731 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1733 2009-07-30 Martin Jambor <mjambor@suse.cz>
1735 PR tree-optimization/40570
1736 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1739 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1741 * ssa-loop-manip.c: Include langhooks.h.
1742 (rewrite_phi_with_iv): New.
1743 (rewrite_all_phi_nodes_with_iv): New.
1744 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1745 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1746 * tree-parloops.c (loop_parallel_p): Move out all conditions
1747 except dependency check.
1748 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1749 (gen_parallel_loop): Call canonicalize_loop_ivs without
1750 reduction_list argument.
1751 (build_new_reduction): New.
1752 (gather_scalar_reductions): New.
1753 (try_get_loop_niter): New.
1754 (try_create_reduction_list): New.
1755 (parallleize_loops): Change the parallel conditions check.
1756 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1757 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1759 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1761 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1763 * doc/options.texi (Option properties): Mention new quoting syntax.
1765 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1767 * config/alpha/alpha.c (alpha_start_function):
1768 Handle VMS_DEBUG_MAIN_POINTER
1769 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1770 * doc/invoke.texi: Document -mdebug-main switch.
1772 2009-07-29 Richard Henderson <rth@redhat.com>
1774 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1775 (cgraph_create_edge_including_clones): Likewise.
1776 * tree-inline.c (copy_bb): Operate on the correct edges
1777 when updating the callgraph.
1779 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1781 * config/alpha/vms-cc.c: Deleted.
1782 * config/alpha/vms-ld.c: Deleted.
1783 * config/alpha/t-vms64: Moved to config/vms
1784 * config/alpha/vms-crt0-64.c: Moved to config/vms
1785 * config/alpha/vms-crt0.c: Moved to config/vms
1786 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1787 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1788 * config/alpha/xm-vms.h: Moved to config/vms
1789 * config/alpha/x-vms: Moved to config/vms
1790 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1792 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1793 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1795 * config/vms/t-vms64: Moved here from config/alpha
1796 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1797 (argc,argv,envp): Enforce 32bit malloc'ing.
1798 * config/vms/vms-psxcrt0-64.c: Likewise.
1799 * config/vms/vms-crt0.c: Moved here from config/alpha.
1800 * config/vms/vms-psxcrt0.c: Likewise.
1801 * config/vms/vms-crtl-64.h: New file.
1802 * config/vms/vms-crtl.h: New file.
1803 * config/vms/vms.opt: New file.
1804 * config/vms/xm-vms64.h: New file.
1805 * config/vms/xm-vms.h: Moved here from config/alpha.
1806 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1808 * config/vms/x-vms: Moved here from config/alpha.
1809 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1810 (vms-ld.o, vms-cc.o): Removed.
1811 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1813 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1815 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1816 correct stack (obvious VMS fix).
1818 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1820 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1821 date, version info if VMS_DEBUGGING_INFO defined.
1822 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1823 size, date calculating code moved here.
1825 2009-07-29 Paul Brook <paul@codesourcery.com>
1827 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1830 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1833 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1834 to DImode when generating insq_le insn.
1836 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1838 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1839 New macro set for VMS_DEBUGGGING_INFO.
1840 (AT_string_form): Use it.
1842 2009-07-28 DJ Delorie <dj@redhat.com>
1844 * config/mep/mep.c (vtext_section): New.
1845 (vftext_section): New.
1846 (ftext_section): New.
1847 (mep_select_section): Add support for functions.
1848 (mep_unique_section): Likewise.
1849 (mep_asm_init_sections): Likewise.
1850 (mep_encode_section_info): Remove it from here.
1852 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1854 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1856 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1857 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1859 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1861 * dwarf2out.c (output_file_names): Test new macro
1862 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1863 (add_comp_dir_attribute): Likewise.
1865 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1867 * config/i386/mingw-w64.h (LINK_SPEC): Add
1868 separating space between commands.
1870 2009-07-28 Jan Hubicka <jh@suse.cz>
1872 PR tree-optimization/40759
1873 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1876 2009-07-27 DJ Delorie <dj@redhat.com>
1878 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1879 types are dword-aligned.
1880 (mep_expand_va_start): Likewise.
1882 2009-07-27 Olivier Hainque <hainque@adacore.com>
1883 Douglas B Rupp <rupp@gnat.com>
1885 * convert.c (convert_to_pointer): Don't assume the target
1886 pointer type is POINTER_SIZE long. Fetch its precision instead.
1888 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1890 * system.h (fopen): Undefine if macro.
1892 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1894 * dwarf2out.c (output_cfi_p): Removed.
1895 (output_cfis): New function.
1896 (output_fde): New function, split from output_call_frame_info.
1897 (output_call_frame_info): Use it.
1898 (dwarf2out_switch_text_section): Use output_cfis.
1900 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1902 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1903 TARGET_BI_ARCH is specified without enabling SJLJ.
1904 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1905 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1907 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1909 * arm.md (negdi2): Use DImode if forcing a value into a register.
1911 2009-07-26 Ira Rosen <irar@il.ibm.com>
1913 PR tree-optimization/40801
1914 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1915 of vector operand from the previous copy of vector statement.
1916 Pass the correct definition type value to
1917 vect_get_vec_def_for_stmt_copy().
1919 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1921 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1922 const char ** conversion.
1924 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1926 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1927 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1928 (gcc_unreachable): Invoke __builtin_unreachable() if
1929 !ENABLE_ASSERT_CHECKING.
1931 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1933 PR rtl-optimization/40445
1934 * emit-rtl.c (next_nonnote_insn_bb): New function.
1935 * rtl.h (next_nonnote_insn_bb): Declare new function.
1936 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1937 with no successors that is the successor of the ENTRY_BLOCK.
1938 Continue from the top after removing an empty fallthrough block.
1939 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1940 of next_nonnote_insn.
1942 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1944 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1946 2009-07-25 Martin Jambor <mjambor@suse.cz>
1948 * c-common.c (c_common_attribute_table): New element for noclone.
1949 (handle_noclone_attribute): New function. Forward-declare.
1950 * tree-inline.c (tree_versionable_function_p): Check for noclone
1952 * doc/extend.texi (Labels as Values): Document need for noclone.
1953 (Function Attributes): Document noclone attribute.
1955 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1957 PR rtl-optimization/34999
1958 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1959 and dw_fde_switched_cold_to_hot fields.
1960 (output_cfi_p): New function.
1961 (output_call_frame_info): If fde->dw_fde_switched_sections,
1962 output 2 FDEs instead of one with corrupted header.
1963 (dwarf2out_do_cfi_startproc): New function.
1964 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1965 and fde->dw_fde_switched_cold_to_hot.
1966 (dwarf2out_switch_text_section): Compute
1967 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1968 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1969 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1970 Otherwise, compute fde->dw_fde_switch_cfi.
1972 2009-07-24 Cary Coutant <ccoutant@google.com>
1974 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1976 2009-07-24 Cary Coutant <ccoutant@google.com>
1978 * cfghooks.c (split_block): Copy discriminator to new block.
1979 * tree-cfg.c (assign_discriminator): Check location of last
1980 instruction in block as well as first.
1982 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/linux.c: Use fputs or putc instead of fprintf
1986 * config/i386/gas.h: Ditto.
1987 * config/i386/x86-64.h: Ditto.
1988 * config/i386/att.h: Ditto.
1990 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1992 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1995 2009-07-24 Martin Jambor <mjambor@suse.cz>
1997 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1998 (ipa_push_func_to_list_1): Declare.
1999 (ipa_push_func_to_list): New function.
2001 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2002 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2003 (ipa_push_func_to_list): Removed.
2004 (ipa_pop_func_from_list): Clear node_enqueued flag.
2006 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2008 * config/s390/s390.c (override_options): Default
2009 max-unrolled-insns to 100 for z10 tuning.
2011 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2013 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2014 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2015 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2016 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2017 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2018 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2019 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2021 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2023 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2024 use default set in mingw32.h header.
2025 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2026 64-bit /mingw/include path.
2027 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2030 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2032 PR rtl-optimization/40209
2033 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2035 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2038 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2039 with the rest of string where appropriate. Use fputs or putc
2040 instead of fprintf where appropriate.
2042 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2043 Pat Haugen <pthaugen@us.ibm.com>
2044 Revital Eres <ERES@il.ibm.com>
2046 * config/rs6000/vector.md: New file. Move most of the vector
2047 expander support here from altivec.md to allow for the VSX vector
2048 unit in the future. Add support for secondary_reload patterns.
2049 Rewrite the patterns for vector comparison, and vector comparison
2050 predicate instructions so that the RTL expresses the desired
2051 behavior, instead of using unspec.
2053 * config/rs6000/constraints.md ("f" constraint): Use
2054 rs6000_constraints to hold the precalculated register class.
2055 ("d" constraint): Ditto.
2056 ("wd" constraint): New constraint for VSX.
2057 ("wf" constraint): Ditto.
2058 ("ws" constraint): Ditto.
2059 ("wa" constraint): Ditto.
2060 ("wZ" constraint): Ditto.
2061 ("j" constraint): Ditto.
2063 * config/rs6000/predicates.md (vsx_register_operand): New
2065 (vfloat_operand): New predicate for vector.md.
2066 (vint_operand): Ditto.
2067 (vlogical_operand): Ditto.
2068 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2069 (easy_vector_constant): Add VSX support.
2070 (altivec_indexed_or_indirect_operand): New predicate for
2071 recognizing Altivec style memory references with AND -16.
2073 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2074 for vector secondary reload support.
2075 (rs6000_vector_reg_class): Delete, replacing it with
2077 (rs6000_vsx_reg_class): Ditto.
2078 (rs6000_constraints): New array to hold the register classes of
2079 each of the register constraints that can vary at runtime.
2080 (builtin_mode_to_type): New static array for builtin function type
2082 (builtin_hash_table): New static hash table for builtin function
2084 (TARGET_SECONDARY_RELOAD): Define target hook.
2085 (TARGET_IRA_COVER_CLASSES): Ditto.
2086 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2087 registers are 128 bits if VSX memory reference instructions are used.
2088 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2090 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2091 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2092 Print several of the scheduling related parameters.
2093 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2094 rs6000_constraints instead of rs6000_vector_reg_class. Move
2095 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2096 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2097 Altivec. Add VSX support. Setup for secondary reload support on
2098 Altivec/VSX registers.
2099 (rs6000_override_options): Make power7 set the scheduling groups
2100 like the power5. Add support for new debug switches to override
2101 the scheduling defaults. Temporarily disable -mcpu=power7 from
2102 setting -mvsx. Add support for debug switches -malways-hint,
2103 -msched-groups, and -malign-branch-targets.
2104 (rs6000_buitlin_conversion): Add support for returning unsigned
2105 vector conversion functions to fix regressions due to stricter
2107 (rs6000_builtin_mul_widen_even): Ditto.
2108 (rs6000_builtin_mul_widen_odd): Ditto.
2109 (rs6000_builtin_vec_perm): Ditto.
2110 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2111 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2113 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2115 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2116 VSX types for bit operations. Changes to accomidate vector.md.
2117 (bdesc_2arg): Ditto.
2118 (bdesc_1arg): Ditto.
2119 (struct builtin_description_predicates): Rewrite predicate
2120 handling so that RTL describes the operation, instead of passing
2121 the instruction to be used as a string argument.
2122 (bdesc_altivec_preds): Ditto.
2123 (altivec_expand_predicate_builtin): Ditto.
2124 (altivec_expand_builtin): Ditto.
2125 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2126 statement for vsldoi support.
2127 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2128 (altivec_expand_st_builtin): Ditto.
2129 (paired_expand_builtin): Whitespace changes.
2130 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2131 builtin_mode_to_type table for secondary reload. Call
2132 builtin_function_type to build random builtin functions.
2133 (altivec_init_builtins): Change to use builtin_function_type to
2134 create builtin function types dynamically as we need them.
2135 (builtin_hash_function): New support for hashing the tree types
2136 for builtin function as we need it, rather than trying to build
2137 all of the trees that we need. Add initial preliminary VSX support.
2138 (builtin_function_type): Ditto.
2139 (builtin_function_eq): Ditto.
2140 (builtin_hash_struct): Ditto.
2141 (rs6000_init_builtins): Ditto.
2142 (rs6000_common_init_builtins): Ditto.
2143 (altivec_init_builtins): Ditto.
2144 (rs6000_common_init_builtins): Ditto.
2145 (enum reload_reg_type): New enum for simplifing reg classes.
2146 (rs6000_reload_register_type): Simplify register classes into GPR,
2147 Vector, and other registers. Altivec and VSX addresses in reload.
2148 (rs6000_secondary_reload_inner): Ditto.
2149 (rs6000_ira_cover_classes): New target hook, that returns the
2150 appropriate cover classes, based on -mvsx being used or not.
2151 (rs6000_secondary_reload_class): Add VSX support.
2152 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2153 (get_vsel_insn): Ditto.
2154 (rs6000_emit_vector_compare): Rewrite vector conditional support
2155 so that where we can, we use RTL operators, instead of blindly use
2157 (rs6000_emit_vector_select): Ditto.
2158 (rs6000_emit_vector_cond_expr): Ditto.
2159 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2160 (create_TOC_reference): Add -mdebug=addr support.
2161 (emit_frame_save): VSX loads/stores need register indexed addressing.
2163 * config/rs6000/rs6000.md: Include vector.md.
2165 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2167 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2168 support for V2DI, V2DF in logical, permute, select operations.
2170 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2171 switch for vsx/power7.
2172 (-mvsx-scalar-memory): Ditto.
2173 (-mvsx-align-128): Ditto.
2174 (-mallow-movmisalign): Ditto.
2175 (-mallow-df-permute): Ditto.
2176 (-msched-groups): Ditto.
2177 (-malways-hint): Ditto.
2178 (-malign-branch-targets): Ditto.
2180 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2182 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2183 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2184 (rs6000_vector_reg_class): Delete.
2185 (rs6000_vsx_reg_class): Ditto.
2186 (enum rs6000_reg_class_enum): New enum for the constraints that
2187 vary based on target switches.
2188 (rs6000_constraints): New array to hold the register class for all
2189 of the register constraints that vary based on the switches used.
2190 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2191 (enum rs6000_builtins): Add unsigned varients for the builtin
2192 declarations returned by target hooks for expanding multiplies,
2193 select, and permute operations. Add VSX builtins.
2194 (enum rs6000_builtin_type_index): Add entries for VSX.
2195 (V2DI_type_node): Ditto.
2196 (V2DF_type_node): Ditto.
2197 (unsigned_V2DI_type_node): Ditto.
2198 (bool_long_type_node): Ditto.
2199 (intDI_type_internal_node): Ditto.
2200 (uintDI_type_internal_node): Ditto.
2201 (double_type_internal_node): Ditto.
2203 * config/rs6000/altivec.md (whole file): Move all expanders to
2204 vector.md from altivec.md. Rename insn matching functions to be
2206 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2207 (altivec_vcmp*): Ditto.
2208 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2209 (VM): New iterator for moves that includes the VSX types.
2210 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2211 (altivec_vperm_<mode>_uns): New, for unsigned types.
2212 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2213 (altivec_eq<mode>): Ditto.
2214 (altivec_gt<mode>): Ditto.
2215 (altivec_gtu<mode>): Ditto.
2216 (altivec_eqv4sf): Ditto.
2217 (altivec_gev4sf): Ditto.
2218 (altivec_gtv4sf): Ditto.
2219 (altivec_vcmpbfp_p): Ditto.
2221 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2223 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2226 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2230 ASM_SHORT instead of .word.
2231 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2232 instead of .word in asm template.
2234 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2237 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2238 (process_bb_node_lives): Use it.
2240 * ira.c (setup_cover_and_important_classes): Don't setup
2241 ira_important_class_nums. Add cover classes to the end of
2243 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2245 (find_reg_class_closure): Use reorder_important_classes.
2247 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2249 * config/i386/i386.c (i386_ira_cover_classes): New function.
2250 (TARGET_IRA_COVER_CLASSES): Redefine.
2252 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2253 importance of order of cover classes in the array.
2255 2009-07-22 Diego Novillo <dnovillo@google.com>
2257 * tree-pass.h (TDF_EH): Define.
2258 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2259 contains TDF_EH, print the EH region number holding GS.
2260 * tree-dump.c (dump_options): Add "eh".
2261 * doc/invoke.texi: Document it.
2263 2009-07-22 Doug Kwan <dougkwan@google.com>
2265 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2267 2009-07-22 Michael Matz <matz@suse.de>
2269 PR tree-optimization/35229
2270 PR tree-optimization/39300
2272 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2273 (inhibit_phi_insertion): New function.
2274 (insert_into_preds_of_block): Call it for REFERENCEs.
2275 (init_pre): Initialize and finalize scalar evolutions.
2276 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2278 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2281 Use CONST_VECTOR_NUNITS to determine number of elements.
2283 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2285 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2286 (U, W): Constraints are now deprecated and will be removed if we
2288 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2290 ("prefetch"): Add the stcmh instruction for prefetching.
2291 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2293 (s390_short_displacement): Return always true if compiling for
2294 machines not providing the long displacement facility.
2295 (s390_mem_constraint): Support the new constraint letter Z.
2296 (s390_check_qrst_address): New function.
2298 2009-07-21 DJ Delorie <dj@redhat.com>
2300 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2303 2009-07-21 Jason Merrill <jason@redhat.com>
2305 * c-common.c (max_tinst_depth): Increase default to 1024.
2307 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2310 (vec_unpacku_float_lo_v4si): Ditto.
2312 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2316 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2317 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2318 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2320 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2322 PR tree-optimization/40813
2323 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2326 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2328 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2329 with a NOP_EXPR if needed.
2331 2009-07-21 Paul Brook <paul@codesourcery.com>
2333 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2334 Terminate debug dump with newline.
2336 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2338 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2339 Cast "1" to unsigned HOST_WIDE_INT.
2340 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2341 deposit length to the maximum length - lsb. Extend length if
2342 HOST_BITS_PER_WIDE_INT is 32.
2344 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2346 * cgraph.h (constant_pool_htab): New function.
2347 (constant_descriptor_tree): Move from varasm.c.
2348 * varasm.c (constant_pool_htab): New function.
2349 (constant_descriptor_tree): Move to cgraph.h.
2351 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2353 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2355 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2357 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2360 2009-07-20 Xinliang David Li <davidxl@google.com>
2362 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2364 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2366 * config/mips/mips.md (move_type): Add arith.
2367 (type): Handle arith.
2368 (zero_extendsidi2): Rename this into ...
2369 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2370 (zero_extendsidi2): New expander.
2371 (*zero_extendsidi2_dext): New pattern.
2373 2009-07-20 Nick Clifton <nickc@redhat.com>
2375 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2376 to set MIPS_ABI_DEFAULT.
2377 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2379 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2381 * tree-object-size.c (addr_object_size): Handle unions with
2382 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2384 PR tree-optimization/40792
2385 * tree.c (build_function_type_skip_args): Remove bogus assert.
2387 2009-07-20 Jan Hubicka <jh@suse.cz>
2388 Martin Jambor <mjambor@suse.cz>
2390 * cgraph.h (combined_args_to_skip): New field.
2391 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2392 combined_args_to_skip and args_to_skip.
2393 * tree-inline.c (update_clone_info): New function.
2394 (tree_function_versioning): Call update_clone_info.
2395 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2397 (cgraph_materialize_all_clones): More extensive dumping, working
2398 with combined_args_to_skip rather than args_to_skip.
2400 2009-07-20 Ira Rosen <irar@il.ibm.com>
2402 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2403 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2404 (get_initial_def_for_reduction): Likewise.
2405 (vectorizable_reduction): Skip the check of first operand in case
2406 of COND_EXPR. Add check that it is outer loop vectorization if
2407 nested cycle was detected. Call vectorizable_condition() for
2408 COND_EXPR. If reduction epilogue cannot be created do not fail for
2409 nested cycles (if it is not double reduction). Assert that there
2410 is only one type in the loop in case of COND_EXPR. Call
2411 vectorizable_condition() to vectorize COND_EXPR.
2412 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2413 Add parameters. Allow nested cycles if called from
2414 vectorizable_reduction(). Use reduction vector variable if provided.
2415 (vect_analyze_stmt): Call vectorizable_reduction() before
2416 vectorizable_condition().
2417 (vect_transform_stmt): Update call to vectorizable_condition().
2419 2009-07-20 Christian Bruel <christian.bruel@st.com>
2421 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2422 * doc/invoke.texi (-mfmovd): Likewise.
2423 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2425 2009-07-20 Jan Hubicka <jh@suse.cz>
2427 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2428 when handling SSA name.
2430 2009-07-19 Jan Hubicka <jh@suse.cz>
2432 PR tree-optimization/40676
2433 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2434 virtual PHIs in empty BBs.
2436 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2438 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2439 re-expanded the compound use gen_lowpart instead to convert to the
2442 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2444 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2445 OUTER_CONST arguments.
2446 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2447 the new wider mode will be masked off.
2448 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2450 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2452 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2453 high-order bits are zero.
2455 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2457 * combine.c (simplify_shift_const_1): Split code to determine
2459 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2460 new bits shifted in are identical to the old sign bit.
2462 2009-07-18 Richard Guenther <rguenther@suse.de>
2465 * gimplify.c (gimplify_call_expr): Reject code using results from
2466 functions returning void.
2468 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2470 * doc/md.texi: Document the new PowerPC "es" constraint.
2471 Document that "m" can include automodified addresses on this target,
2472 and explain how %U must be used. Extend the "Q" and "Z" documentation
2473 to suggest "es" as well as "m".
2474 * config/rs6000/constraints.md (es): New memory constraint.
2475 (Q, Z): Update strings to match new documentation.
2477 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2479 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2480 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2481 * config/rs6000/predicates.md (volatile_mem_operand): Use
2482 offsettable_nonstrict_memref_p.
2483 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2484 (*floatunssidf2_internal): Likewise.
2485 (*fix_truncdfsi2_internal): Likewise.
2486 (*fix_trunctfsi2_internal): Likewise.
2488 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2490 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2492 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2494 2009-07-17 Richard Guenther <rguenther@suse.de>
2497 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2498 (pass_warn_unused_result): Likewise.
2499 (TODO_set_props): Remove.
2500 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2502 (pass_diagnose_omp_blocks): Define.
2503 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2504 (c_gimple_diagnostics_recursively): Remove.
2505 (finish_function): Do not call it.
2506 (c_write_global_declarations): Continue after errors.
2507 Finalize the CU here.
2508 * c-gimplify.c (c_genericize): Do not gimplify here.
2509 * c-common.c (c_warn_unused_result): Move ...
2510 * tree-cfg.c (do_warn_unused_result): ... here.
2511 (run_warn_unused_result): New function.
2512 (gate_warn_unused_result): New function.
2513 (pass_warn_unused_result): New pass.
2514 * c-common.h (c_warn_unused_result): Remove.
2515 * flags.h (flag_warn_unused_result): Declare.
2516 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2517 * opts.c (flag_warn_unused_result): Initialize to false.
2518 * toplev.c (compile_file): Add comment.
2519 * omp-low.c (create_omp_child_function): Do not register
2520 the function with the frontend.
2521 (diagnose_omp_structured_block_errors): Prepare to be
2522 called as optimization pass.
2523 (gate_diagnose_omp_blocks): New function.
2524 (pass_diagnose_omp_blocks): New pass.
2525 * cgraph.h (cgraph_optimize): Remove.
2526 (cgraph_analyze_function): Likewise.
2527 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2528 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2529 before their parents here.
2530 (cgraph_finalize_function): Not here.
2531 (cgraph_analyze_function): Gimplify functions here.
2532 (cgraph_finalize_compilation_unit): Continue after errors.
2533 Optimize the callgraph from here.
2534 (cgraph_optimize): Make static.
2535 * langhooks.c (write_global_declarations): Finalize the CU.
2536 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2537 (gimplify_function_tree): Assert we gimplify only once.
2538 Set PROP_gimple_any property.
2539 * tree-nested.c (gimplify_all_functions): New function.
2540 (lower_nested_functions): Gimplify all nested functions.
2541 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2542 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2543 and pass_diagnose_omp_blocks after gimplification. Do not
2544 set TODO_set_props on all_lowering_passes.
2545 (execute_one_pass): Do not handle TODO_set_props.
2546 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2547 (gimplify.o): Add tree-pass.h dependency.
2548 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2549 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2550 (unsave_r): Likewise.
2551 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2554 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2556 * doc/service.texi (Service): Restore previously removed link,
2557 which isn't broken after all.
2559 2009-07-17 Richard Guenther <rguenther@suse.de>
2561 PR tree-optimization/40321
2562 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2563 PHI nodes to the maximal set.
2564 (make_values_for_phi): Add PHI arguments to the maximal set.
2565 (execute_pre): Dump PHI_GEN and the maximal set.
2567 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2570 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2573 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2575 * doc/extend.texi (Nested Functions): Replace broken link with
2577 * doc/service.texi (Service): Remove broken link.
2579 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2582 * builtins.c (expand_builtin_memcmp): Use loc instead of
2583 EXPR_LOCATION (exp).
2584 (expand_builtin_strncmp): Likewise.
2586 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2587 Manuel López-Ibáñez <manu@gcc.gnu.org>
2590 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2591 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2592 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2593 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2594 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2595 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2596 tree-inline.c, c-common.c, c-common.h, gimple.c,
2597 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2598 convert.c: Add location argument to fold_{unary,binary,ternary},
2599 fold_build[123], build_call_expr, build_size_arg,
2600 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2601 fold_build1_initializer, fold_build2_initializer,
2602 fold_build3_initializer, fold_build_call_array,
2603 fold_build_call_array_initializer, fold_single_bit_test,
2604 omit_one_operand, omit_two_operands, invert_truthvalue,
2605 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2606 combine_comparisons, fold_builtin_*, fold_call_expr,
2607 build_range_check, maybe_fold_offset_to_address, round_up,
2610 2009-07-16 Jason Merrill <jason@redhat.com>
2613 * c-common.c (c_common_reswords): Add __is_standard_layout
2615 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2616 * doc/implement-cxx.texi: New.
2617 * doc/gcc.texi: Include it.
2619 2009-07-16 DJ Delorie <dj@redhat.com>
2621 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2622 compares that may be indirectly affected by previous instructions.
2624 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * builtins.c (do_mpc_arg2): New.
2627 (fold_builtin_2): Fold builtin cpow.
2628 * real.h (HAVE_mpc_pow): New.
2630 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2632 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2633 comparison to skip unprofitable schedule
2635 2009-07-16 Simon Baldwin <simonb@google.com>
2637 * gcc.c (option_map): New flag -no-canonical-prefixes.
2638 * (display_help): Print help text for new flag.
2639 * (process_command): Move options translation and language specifics
2640 and handle new flag early. Use it to set a function pointer to a
2641 prefix builder. Replace make_relative_prefix calls with calls to
2642 the function pointed to. Ignore new flag in regular options handling.
2643 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2645 2009-07-15 DJ Delorie <dj@redhat.com>
2647 * config/mep/mep.md (sibcall_internal): Change register to avoid
2649 (sibcall_value_internal): Likewise.
2651 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2653 PR rtl-optimization/40710
2654 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2656 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2658 * config/mips/mips.md (*extenddi_truncate<mode>,
2659 *extendsi_truncate<mode>): Change type attribute to move_type
2660 with shift_shift. Split out code handling exts from here ...
2661 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2663 (*extendhi_truncateqi): Change type attribute to move_type with
2664 shift_shift. Split out code handling exts from here ...
2665 (*extendhi_truncateqi_exts): ... to this new pattern.
2667 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2670 instead of "and" with inverted sign bit mask value. Use
2671 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2672 Allocate registers only for operand 4 and operand 5.
2674 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2677 * fold-const.c (fold_cond_expr_with_comparison): When folding
2678 < and <= to MIN, make sure the MIN uses the same type as the
2679 comparison's operands.
2681 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2683 * arm.md (ior_xor): New code iterator.
2684 (split for ior/xor with shift and zero-extend): New split pattern.
2685 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2687 2009-07-15 Richard Guenther <rguenther@suse.de>
2689 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2692 2009-07-15 Richard Guenther <rguenther@suse.de>
2695 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2697 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2699 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2700 handle 2.6.30 kernel.
2702 2009-07-15 DJ Delorie <dj@redhat.com>
2704 * config/mep/mep.md (sibcall_internal): Change register to allow
2705 for 24-bit addresses.
2706 (sibcall_value_internal): Likewise.
2708 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2710 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2711 that are enabled/disabled by the flags introduced by a previous patch.
2713 2009-07-14 DJ Delorie <dj@redhat.com>
2715 * config/mep/mep.md (sibcall_internal): Include non-toggling
2717 (sibcall_value_internal): Likewise.
2719 2009-07-14 Taras Glek <tglek@mozilla.com>
2720 Rafael Espindola <espindola@google.com>
2722 * doc/sourcebuild.texi: Document install-plugin target.
2723 * configure.ac: Added install-plugin target to language makefiles.
2724 * configure: Regenerate.
2725 * Makefile.in: (install-plugin): Install more headers,
2726 depend on lang.install-plugin.
2728 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2730 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2733 2009-07-14 DJ Delorie <dj@redhat.com>
2735 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2736 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2737 * config/mep/mep.md (sibcall_internal): Change test from
2738 mep_vliw_mode_match to mep_vliw_jmp_match.
2739 (sibcall_value_internal): Likewise.
2741 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/sse.md (copysign<mode>3): New expander.
2744 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2745 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2746 Use ix86_build_const_vector.
2747 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2748 IX86_BUILTIN_CPYSGNPD.
2749 (builtin_description): Add __builtin_ia32_copysignps and
2750 __builtin_ia32_copysignpd.
2751 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2752 and BUILT_IN_COPYSIGNF.
2754 2009-07-13 Jason Merrill <jason@redhat.com>
2756 * builtins.c (can_trust_pointer_alignment): New fn.
2757 (get_pointer_alignment): Factor it out from here.
2758 * tree.h: Declare it.
2760 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2762 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2765 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2769 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2771 2009-07-14 Richard Guenther <rguenther@suse.de>
2772 Andrey Belevantsev <abel@ispras.ru>
2775 * cfgexpand.c (partition_stack_vars): Do not bother to update
2776 alias information when not optimizing.
2778 2009-07-14 Richard Guenther <rguenther@suse.de>
2779 Andrey Belevantsev <abel@ispras.ru>
2781 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2782 (pt_solution_set): Likewise.
2783 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2784 * tree-ssa-structalias.c (pt_solution_set): New function.
2785 * final.c (rest_of_clean_state): Free SSA data structures.
2786 * print-rtl.c (print_decl_name): Remove.
2787 (print_mem_expr): Implement in terms of print_generic_expr.
2788 * alias.c (ao_ref_from_mem): New function.
2789 (rtx_refs_may_alias_p): Likewise.
2790 (true_dependence): Query alias-export info.
2791 (canon_true_dependence): Likewise.
2792 (write_dependence_p): Likewise.
2793 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2795 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2796 (mem_expr_equal_p): Use operand_equal_p.
2797 (set_mem_attributes_minus_bitpos): Do not use
2798 component_ref_for_mem_expr.
2799 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2800 (update_alias_info_with_stack_vars): Likewise.
2801 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2802 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2803 explicitly nor clear stmt operands.
2804 Free the decl-to-pointer map.
2805 * tree-optimize.c (execute_free_datastructures): Do not free
2806 SSA data structures here.
2807 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2808 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2809 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2811 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2813 2009-07-13 DJ Delorie <dj@redhat.com>
2815 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2816 unrolling at the right iteration count.
2818 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2821 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2823 * haifa-sched.c (rank_for_schedule): Introduced flags to
2824 enable/disable individual scheduling heuristics.
2825 * common.opt: Introduced flags to enable/disable individual
2826 heuristics in the scheduler.
2827 * doc/invoke.texi: Introduced flags to enable/disable individual
2828 heuristics in the scheduler.
2830 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2832 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2833 config/i386/mingw-tls.c.
2834 * config/i386/mingw-tls.c: Removed.
2836 2009-07-13 Ira Rosen <irar@il.ibm.com>
2838 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2839 checks access only relevant statements.
2840 (vectorizable_reduction): Likewise.
2842 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2844 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2845 just for 32-bit case.
2847 2009-07-12 Jan Hubicka <jh@suse.cz>
2849 PR tree-optimization/40585
2850 * except.c (expand_resx_expr): When there already is resume
2851 instruction, produce linked list.
2852 (build_post_landing_pads): Assert that resume is empty.
2853 (connect_post_landing_pads): Handle resume lists.
2854 (dump_eh_tree): Dump resume list.
2856 2009-07-12 Ira Rosen <irar@il.ibm.com>
2858 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2859 with additional argument.
2860 * tree-vectorizer.h (enum vect_def_type): Add
2861 vect_double_reduction_def.
2862 (vect_is_simple_reduction): Add argument.
2863 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2865 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2866 vect_is_simple_reduction with additional argument.
2867 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2869 (reduction_code_for_scalar_code): Handle additional codes by
2870 returning ERROR_MARK for them. Fix comment and indentation.
2871 (vect_is_simple_reduction): Fix comment, add argument to specify
2872 double reduction. Detect double reduction.
2873 (get_initial_def_for_induction): Fix indentation.
2874 (get_initial_def_for_reduction): Fix comment and indentation.
2875 Handle double reduction. Create initial definitions that do not
2876 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2877 (vect_create_epilog_for_reduction): Fix comment, add argument to
2878 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2879 epilogue result extraction. Create double reduction phi node and
2880 replace relevant uses.
2881 (vectorizable_reduction): Call vect_is_simple_reduction with
2882 additional argument. Fix indentation. Update epilogue code treatment
2883 according to the changes in reduction_code_for_scalar_code. Check
2884 for double reduction. Call vect_create_epilog_for_reduction with
2885 additional argument.
2886 * tree-vect-stmts.c (process_use): Handle double reduction, update
2888 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2889 (vect_get_vec_def_for_operand): Likewise.
2891 2009-07-12 Danny Smith <dansmister@gmail.com>
2893 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2894 dllexport if !TREE_PUBLIC.
2895 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2897 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2899 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2900 (avr_extra_arch_macro) Remove declatation.
2901 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2902 (avr_extra_arch_macro) Declare as static.
2903 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2905 2009-07-11 Jan Hubicka <jh@suse.cz>
2908 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2910 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2913 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2914 cold_in_std_section bits.
2915 (dwarf2out_begin_prologue): Initialize them.
2916 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2917 if already covered by text_section or cold_text_section range.
2919 PR rtl-optimization/40667
2920 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2921 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2922 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2923 * config/i386/i386.c (ix86_minimum_alignment): New function.
2924 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2925 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2926 * emit-rtl.c (gen_reg_rtx): Likewise.
2927 * function.c (assign_parms): Likewise. If nominal_type needs
2928 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2929 rather than passed_type's alignment.
2932 * function.c (assign_parm_setup_stack): Adjust
2933 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2934 from nominal_mode on big endian.
2936 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2938 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2940 2009-07-10 DJ Delorie <dj@redhat.com>
2942 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2944 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2946 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2948 (thumb2_cbnz): Likewise.
2950 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2953 * config.gcc (supported_defaults): Add synci.
2954 (with_synci): Add validation.
2955 (all_defaults): Add synci.
2956 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2959 * config/mips/mips.opt (msynci): New option.
2960 * config/mips/mips.c (mips_override_options): Warn on use of
2961 -msynci for targets that do now support it.
2962 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2964 * gcc/doc/invoke.texi (-msynci): Document the new option.
2965 * doc/install.texi (--with-synci): Document the new option.
2967 2009-07-10 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/40496
2970 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2971 the PHI result with a compatible type.
2973 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2977 * c.opt (Wunused-result): New.
2978 * doc/invoke.texi: Document it.
2979 * c-common.c (c_warn_unused_result): Use it.
2981 2009-07-09 DJ Delorie <dj@redhat.com>
2983 * targhooks.c (default_target_can_inline_p): Rename from
2984 default_target_option_can_inline_p.
2985 * targhooks.h (default_target_can_inline_p): Likewise.
2986 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2987 TARGET_OPTION_CAN_INLINE_P.
2988 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2989 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2990 (mep_target_can_inline_p): Rename from
2991 mep_target_option_can_inline_p.
2994 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2995 registers used to pass vectors.
2997 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2999 2009-07-09 Tom Tromey <tromey@redhat.com>
3001 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3002 * config/mmix/mmix.c: Include dwarf2.h.
3003 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3004 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3005 * config/sh/sh.c: Include dwarf2.h.
3006 * config/i386/i386.c: Include dwarf2.h.
3007 * Makefile.in (DWARF2_H): Remove 'elf'.
3008 * except.c: Include dwarf2.h.
3009 * unwind-dw2.c: Include dwarf2.h.
3010 * dwarf2out.c: Include dwarf2.h.
3011 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3012 * unwind-dw2-fde.c: Include dwarf2.h.
3013 * dwarf2asm.c: Include dwarf2.h.
3015 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3017 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3018 (max_issue): Use it.
3019 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3021 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3022 (region_sched_info): Update.
3023 * sched-ebb.c (ebb_sched_info): Update.
3024 * modulo-sched.c (sms_sched_info): Update.
3025 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3027 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3029 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3031 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3033 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3035 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3038 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3039 arg1 with arg01 if arg1 is already INTEGER_CST.
3041 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3043 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3044 Transform (and (truncate)) into (truncate (and)).
3046 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3048 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3049 creating LHS paradoxical subregs. Fix surrounding returns to
3050 use NULL_RTX rather than 0.
3052 2009-07-08 DJ Delorie <dj@redhat.com>
3054 * config/mep/mep.c: (mep_option_can_inline_p): New.
3055 (TARGET_OPTION_CAN_INLINE_P): Define.
3057 2009-07-08 Mark Wielaard <mjw@redhat.com>
3060 * dwarf2out.c (add_data_member_location_attribute): When we have
3061 only a constant offset don't emit a new location description using
3062 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3065 2009-07-08 Richard Henderson <rth@redhat.com>
3068 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3069 (enum reg_class): Add CLOBBERED_REGS.
3070 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3071 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3072 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3073 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3074 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3075 force 64-bit sibcalls into R11.
3076 * config/i386/constraints.md (U): New constraint.
3077 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3078 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3079 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3081 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3083 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3085 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3086 * ebitmap.h (dump_ebitmap): Ditto.
3087 * optabs.h (optab_libfunc): Ditto.
3088 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3089 * tree-flow.h (vect_can_force_dr_alignment_p,
3090 get_vectype_for_scalar_type): Ditto.
3091 (vectorize_loops): Move prototype to ...
3092 * tree-vectorizer.h: ... here. Also, adjust comment.
3093 (vect_set_verbosity_level): Remove duplicate prototype.
3094 * tree-ssa-loop.c: Include tree-vectorizer.h.
3095 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3097 2009-07-08 Nick Clifton <nickc@redhat.com>
3099 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3102 2009-07-08 DJ Delorie <dj@redhat.com>
3104 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3105 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3106 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3108 * config/mep/intrinsics.md: Regenerated.
3109 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3110 registers when asm() or calls are detected.
3112 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3115 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3117 * gimple (gimple_build_call_from_tree): Likewise.
3118 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3119 no_warning flag before warning.
3121 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3123 * tree.c (set_expr_locus): Remove.
3124 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3125 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3127 * gimplify.c (internal_get_tmp_var): Likewise.
3128 (gimplify_call_expr): Likewise.
3129 (gimplify_one_sizepos): Likewise.
3131 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3134 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3135 to variables for debugging purposes.
3137 2009-06-23 Mark Loeser <mark@halcy0n.com>
3140 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3142 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3144 * pretty-print.c (pp_base_format): Remove %J.
3145 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3146 gcc_cxxdiag_char_table): Likewise.
3147 (init_dynamic_diag_info): Likewise.
3149 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3151 * pretty-print.c (pp_base_format): Remove %H.
3152 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3153 gcc_cxxdiag_char_table): Likewise.
3154 (init_dynamic_diag_info): Likewise.
3155 * config/mep/mep.c (mep_select_section): Likewise.
3157 2009-07-07 Duncan Sands <baldrick@free.fr>
3159 * final.c (pass_clean_state): Give the pass a name.
3160 * passes.c (pass_rest_of_compilation): Likewise.
3161 * tree-optimize.c (pass_all_optimizations): Likewise.
3163 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3165 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3166 an extra 'decl' for error_at.
3168 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3171 * tree-tailcall.c (adjust_return_value_with_ops,
3172 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3173 if it has complex or vector type.
3175 2009-07-07 Olivier Hainque <hainque@adacore.com>
3177 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3180 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3182 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3184 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3186 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3187 * c-decl.c: Likewise.
3188 * function.c: Likewise.
3189 * varasm.c: Likewise.
3190 * tree-ssa.c: Likewise.
3191 * c-common.c: Likewise.
3192 * tree-cfg.c: Likewise.
3193 * config/spu/spu.c: Likewise.
3194 * config/ia64/ia64.c: Likewise.
3195 * config/v850/v850.c: Likewise.
3197 2009-07-06 DJ Delorie <dj@redhat.com>
3199 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3200 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3201 unspecified accesses to control registers.
3202 * config/mep/intrinsics.md: Regenerate.
3203 * config/mep/intrinsics.h: Regenerate.
3204 * config/mep/mep-intrin.h: Regenerate.
3206 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3208 * c-lex.c: Replace %H by an explicit location. Update all calls.
3209 * c-common.c: Likewise.
3210 * c-decl.c: Likewise.
3211 * c-typeck.c: Likewise.
3212 * fold-const.c: Likewise.
3213 * gimplify.c: Likewise.
3215 * tree-cfg.c: Likewise.
3216 * tree-ssa-loop-niter.c: Likewise.
3217 * tree-vrp.c: Likewise.
3218 * value-prof.c: Likewise.
3220 2009-07-06 Diego Novillo <dnovillo@google.com>
3222 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3223 if it has one. Handle cases where VAR does not have an
3224 annotation or cfun is NULL.
3226 2009-07-06 Diego Novillo <dnovillo@google.com>
3228 * tree.c: Include debug.h.
3229 (initialize_tree_contains_struct): New.
3230 (init_ttree): Call it.
3231 (tree_node_structure_for_code): Factor out of ...
3232 (tree_node_structure): ... here.
3233 * treestruct.def (TS_PHI_NODE): Remove.
3234 (TS_GIMPLE_STATEMENT): Remove.
3236 2009-07-06 Diego Novillo <dnovillo@google.com>
3238 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3239 (debug_tree_chain): Handle cycles.
3241 2009-07-06 Nick Clifton <nickc@redhat.com>
3242 DJ Delorie <dj@redhat.com>
3244 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3245 __FMOVD_ENABLED__ is defined.
3247 (TARGET_FMOVD): Provide a default definition.
3248 (MASK_FMOVD): Likewise.
3249 (TARGET_CPU_CPP_BUILTINS): Define
3250 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3251 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3252 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3253 (split for DF load from memory into register): Also handle
3254 MEMs which consist of REG+DISP addressing.
3255 (split for DF store from register to memory): Likewise.
3256 (movsf_ie): Always use single fp_mode.
3257 * config/sh/sh.c (sh_override_options): Do not automatically
3258 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3259 that to the -mfmovd command line switch.
3260 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3261 (fldi_ok): Always allow.
3262 * config/sh/sh.opt (mfmovd): Remove this switch.
3263 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3265 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3266 Kaz Kojima <kkojima@gcc.gnu.org>
3268 PR rtl-optimization/30807
3269 * postreload.c (reload_combine): For every new use of REG_SUM,
3270 record the use of BASE.
3272 2009-07-06 Jan Hubicka <jh@suse.cz>
3274 * params.def: Revert my accidental commit at 2009-06-30.
3276 2009-07-04 Ian Lance Taylor <iant@google.com>
3279 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3281 (mingw_format_attribute_overrides): Likewise.
3283 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3286 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3287 don't check cfa.reg. Instead of cfa.indirect use
3288 fde && fde->drap_reg != INVALID_REGNUM test.
3290 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3292 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3294 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3297 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3299 2009-07-03 Richard Guenther <rguenther@suse.de>
3301 PR tree-optimization/40640
3302 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3305 2009-07-03 Jan Hubicka <jh@suse.cz>
3307 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3308 for size, reduce amount of inlining.
3310 2009-07-03 Richard Guenther <rguenther@suse.de>
3313 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3314 if t +- x is known to not overflow and the conversion widens the
3316 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3318 2009-07-03 Jan Hubicka <jh@suse.cz>
3320 * ipa-pure-const.c (analyze): Update loop optimizer init.
3321 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3322 try_remove_empty_loop, remove_empty_loops): Remove.
3323 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3324 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3325 to mark regular loops as neccesary.
3326 (degenerate_phi_p): New function.
3327 (propagate_necessity, remove_dead_phis): Use it.
3328 (forward_edge_to_pdom): Likewise.
3329 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3330 virtual PHI nodes that became unreachable.
3331 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3332 * tree-flow.h (remove_empty_loops): Remove.
3333 * passes.c (init_optimization_passes): Remove.
3335 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3338 can_create_pseudo_p.
3339 (*fix_trunc<mode>_i387_1): Ditto.
3340 (*floathi<mode>2_1): Ditto.
3341 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3342 (*fistdi2_1): Ditto.
3343 (*fist<mode>2_1): Ditto.
3344 (frndintxf2_floor): Ditto.
3345 (*fist<mode>2_floor_1): Ditto.
3346 (frndintxf2_ceil): Ditto.
3347 (*fist<mode>2_ceil_1): Ditto.
3348 (frndintxf2_trunc): Ditto.
3349 (frndintxf2_mask_pm): Ditto.
3350 (fxam<mode>2_i387_with_temp): Ditto.
3351 * config/i386/sse.md (mulv16qi3): Ditto.
3352 (*sse2_mulv4si3): Ditto.
3354 (sse4_2_pcmpestr): Ditto.
3355 (sse4_2_pcmpistr): Ditto.
3357 2009-07-03 Jan Hubicka <jh@suse.cz>
3359 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3360 (mark_stmt_necessary): Set it.
3361 (mark_operand_necessary): Set it.
3362 (mark_control_dependent_edges_necessary): Set it.
3363 (mark_virtual_phi_result_for_renaming): New function.
3364 (get_live_post_dom): New function.
3365 (forward_edge_to_pdom): New function.
3366 (remove_dead_stmt): Fix handling of control dependences.
3367 (tree_dce_init): Init new bitmap.
3368 (tree_dce_done): Free it.
3370 2009-07-02 Richard Guenther <rguenther@suse.de>
3373 * tree-ssa-structalias.c (new_var_info): Initialize
3376 2009-07-02 Jan Hubicka <jh@suse.cz>
3378 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3381 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3383 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3384 instead of recomputing it. Adjust calls.
3385 (emit_store_flag): Adjust recursive calls.
3387 2009-07-02 Richard Guenther <rguenther@suse.de>
3389 * tree-ssa-live.c (remove_unused_locals): Do not remove
3391 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3392 of DECL_EXTERNAL for HEAP variables.
3393 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3394 HEAP variables. Do not adjust RESTRICT vars.
3395 (find_what_var_points_to): Nobody cares if something
3398 2009-07-02 Ben Elliston <bje@au.ibm.com>
3400 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3401 pc_low and pc_high declarations to the top of the function.
3403 2009-07-01 DJ Delorie <dj@redhat.com>
3405 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3407 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3408 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3409 unspecified accesses to control registers.
3410 * config/mep/intrinsics.md: Regenerate.
3411 * config/mep/intrinsics.h: Regenerate.
3412 * config/mep/mep-intrin.h: Regenerate.
3414 2009-07-01 Anthony Green <green@moxielogic.com>
3416 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3417 instruction when possible.
3418 (moxie_expand_prologue): Ditto. Also, save an instruction and
3419 some complexity by popping off of $r12 instead of $sp.
3420 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3423 2009-07-01 Richard Henderson <rth@redhat.com>
3426 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3427 contained no insns, reposition note before last insn.
3429 2009-07-01 Richard Henderson <rth@redhat.com>
3432 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3433 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3435 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3438 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3439 darwin9 for printing reg addresses with %y.
3441 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3443 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3444 truncation from operands in binary operations.
3446 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3449 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3450 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3451 subreg of op0 to the original op0.
3453 * expmed.c (store_bit_field_1): Use a temporary as the destination
3454 instead of a paradoxical subreg when we need to truncate the result.
3456 2009-07-01 DJ Delorie <dj@redhat.com>
3458 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3459 names to VLIW variants.
3460 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3461 * config/mep/intrinsics.md: Regenerate.
3462 * config/mep/intrinsics.h: Regenerate.
3463 * config/mep/mep-intrin.h: Regenerate.
3465 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3468 * jump.c (returnjump_p): Revert last patch.
3469 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3471 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3474 * pa.md (casesi32p): Use jump table label to determine the offset
3476 (casesi64p): Likewise.
3478 * pa.c (forward_branch_p): Return bool type. Use instruction
3479 addresses when available. Assert that INSN has a jump label.
3480 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3483 2009-07-01 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/19831
3486 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3487 that only act as barriers do not make any previous stores necessary.
3488 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3489 HEAP variables global, do not add a constraint from nonlocal.
3490 (find_func_aliases): Handle escapes through return statements.
3491 (compute_points_to_sets): Make escaped HEAP variables global.
3493 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3496 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3497 after reducing a DImode cstore to SImode.
3499 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3501 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3502 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3504 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3506 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3507 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3509 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3510 and umod_optab if TARGET_BSD_DIVMOD.
3511 * config/vax/lib1funcs.asm: New file.
3512 * config/vax/t-linux: New file.
3513 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3515 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3518 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3519 to type arguments that have void type.
3522 * dwarf2out.c (gen_formal_parameter_die): Call
3523 equate_decl_number_to_die if node is different from origin.
3525 2009-06-30 Anthony Green <green@moxielogic.com>
3527 Clean up moxie port for --enable-build-with-cxx.
3528 * config/moxie/moxie.c (moxie_function_value): First two
3529 parameters are const_tree, not tree.
3530 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3531 (REG_CLASS_NAMES): Ditto.
3532 (REGNO_REG_CLASS): Ditto.
3533 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3534 (moxie_function_value): Fix constyness of arguments.
3536 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3538 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3539 finalize_size_functions before further processing.
3540 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3541 (variable_size): Call self_referential_size on size expressions
3542 that contain a PLACEHOLDER_EXPR.
3543 (size_functions): New static variable.
3544 (copy_self_referential_tree_r): New static function.
3545 (self_referential_size): Likewise.
3546 (finalize_size_functions): New global function.
3547 * tree.c: Include tree-inline.h.
3548 (push_without_duplicates): New static function.
3549 (find_placeholder_in_expr): New global function.
3550 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3552 <tcc_expression>: Likewise.
3553 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3554 the call in the expression.
3555 * tree.h (finalize_size_functions): Declare.
3556 (find_placeholder_in_expr): Likewise.
3557 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3558 (substitute_placeholder_in_expr): Update comment.
3559 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3561 (copy_tree_body_r): Likewise.
3562 (copy_tree_body): New static function.
3563 (maybe_inline_call_in_expr): New global function.
3564 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3565 (maybe_inline_call_in_expr): Declare.
3566 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3567 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3570 2009-06-30 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3574 (propagate_necessity): Do not mark reaching defs of stores
3577 2009-06-30 Jan Hubicka <jh@suse.cz>
3579 * cfgloopanal.c (check_irred): Move into ...
3580 (mark_irreducible_loops): ... here; return true if ireducible
3582 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3583 (analyze_function): Try to prove loop finiteness.
3584 * cfgloop.h (mark_irreducible_loops): Update prototype.
3585 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3587 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3589 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3591 2009-06-30 Ira Rosen <irar@il.ibm.com>
3593 PR tree-optimization/40542
3594 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3597 2009-06-30 Martin Jambor <mjambor@suse.cz>
3599 PR tree-optimization/40582
3600 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3601 than useless_type_conversion_p.
3602 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3605 2009-06-30 Martin Jambor <mjambor@suse.cz>
3608 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3610 2009-06-30 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3613 use ao_ref references.
3614 (walk_aliased_vdefs): Likewise.
3615 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3616 * tree-ssa-dce.c (struct ref_data): Remove.
3617 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3618 (mark_aliased_reaching_defs_necessary): Adjust.
3619 (mark_all_reaching_defs_necessary_1): Likewise.
3621 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3624 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3625 (emit_store_flag_1): Extract from emit_store_flag, adjust
3626 calls to (what now is) emit_cstore.
3627 (emit_store_flag): Call emit_store_flag_1 and also use it
3628 for what used to be recursive calls.
3630 2009-06-30 Wei Guozhi <carrot@google.com>
3633 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3634 if the target bb post dominates from bb.
3635 * config/i386/i386.c (memory_address_length): Check existence of base
3636 register before using it.
3638 2009-06-30 Nick Clifton <nickc@redhat.com>
3639 DJ Delorie <dj@redhat.com>
3641 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3642 __FMOVD_ENABLED__ is defined.
3644 (TARGET_FMOVD): Provide a default definition.
3645 (MASK_FMOVD): Likewise.
3646 (TARGET_CPU_CPP_BUILTINS): Define
3647 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3648 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3649 two fmov instructions depending upon whether TARGET_FMOVD is
3651 (split for DF load from memory into register): Also handle
3652 MEMs which consist of REG+DISP addressing.
3653 (split for DF store from register to memory): Likewise.
3654 * config/sh/sh.opt (mfmovd): Remove this switch.
3655 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3656 * config/sh/sh.c (sh_override_options): Do not automatically
3657 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3658 that to the -mfmovd command line switch.
3660 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3662 (fldi_ok): Always allow.
3663 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3665 2009-06-29 DJ Delorie <dj@redhat.com>
3667 * doc/install.texi (mep-x-elf): Correct chip's full name.
3669 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3671 * doc/extend.texi: Fix typo.
3673 2009-06-29 Tom Tromey <tromey@redhat.com>
3676 * Makefile.in (DWARF2_H): New variable.
3678 (dwarf2out.o): Likewise.
3679 (dwarf2asm.o): Likewise.
3680 * config/i386/t-i386: Use DWARF2_H.
3681 * except.c: Include elf/dwarf2.h.
3682 * unwind-dw2.c: Include elf/dwarf2.h.
3683 * dwarf2out.c: Include elf/dwarf2.h.
3684 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3685 <dtprel>: New field.
3686 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3687 (size_of_loc_descr): Likewise.
3688 (output_loc_operands_raw): Likewise.
3689 (output_loc_operands): Handle new dtprel field.
3690 (loc_checksum): Update.
3691 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3692 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3693 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3694 * dwarf2asm.c: Include elf/dwarf2.h.
3695 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3696 * config/mmix/mmix.c: Include elf/dwarf2.h.
3697 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3698 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3699 * config/sh/sh.c: Include elf/dwarf2.h.
3700 * config/i386/i386.c: Include elf/dwarf2.h.
3702 2009-06-29 DJ Delorie <dj@redhat.com>
3704 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3706 * doc/extend.texi: Add MeP attributes and pragmas.
3707 * doc/invoke.text: Add MeP Options.
3708 * doc/contrib.texi: Add MeP contribution.
3709 * doc/md.texi: Add MeP constraints.
3710 * doc/install.texi: Add MeP target.
3712 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3714 * target.h (struct gcc_target): Add frame_pointer_required field.
3715 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3716 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3717 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3719 * reload1.c (update_eliminables): (Ditto.).
3720 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3721 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3722 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3724 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3726 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3727 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3728 (arm_frame_pointer_required): New function.
3730 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3731 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3732 (avr_frame_pointer_required_p): Declare as static.
3733 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3735 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3736 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3737 (bfin_frame_pointer_required): Make as static, change return type
3739 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3741 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3742 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3743 (cris_frame_pointer_required): New function.
3745 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3747 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3748 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3749 (fr30_frame_pointer_required): New function.
3751 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3752 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3753 (frv_frame_pointer_required): Make as static, change return type
3755 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3757 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3758 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3759 (ix86_frame_pointer_required): Make as static, change return type to
3761 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3763 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3764 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3766 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3768 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3770 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3772 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3773 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3774 (mips_frame_pointer_required): Make as static.
3775 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3777 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3778 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3779 (mmix_frame_pointer_required): Mew function.
3781 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3782 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3784 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3786 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3788 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3790 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3791 (CAN_ELIMINATE): Redefine.
3792 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3793 (sparc_frame_pointer_required): New function.
3794 (sparc_can_eliminate): New function.
3795 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3797 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3798 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3800 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3801 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3802 (xtensa_frame_pointer_required): Make as static, change return type
3804 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3807 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3809 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3810 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3811 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3812 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3813 (register_callback): Handle PLUGIN_START_UNIT.
3814 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3816 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3818 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3820 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3821 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3823 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3825 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3828 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3830 * doc/extend.texi (Additional Floating Types): __float128 is also
3831 supported on i386 targets.
3833 2009-06-29 Richard Guenther <rguenther@suse.de>
3836 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3838 (pt_solutions_same_restrict_base): Declare.
3839 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3841 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3842 (make_constraint_from, make_copy_constraint): Move earlier.
3843 (make_constraint_from_heapvar): New function.
3844 (make_constraint_from_restrict): Likewise.
3845 (handle_lhs_call): Use it.
3846 (find_func_aliases): Use it to track conversions to restrict
3848 (struct fieldoff): Add only_restrict_pointers flag.
3849 (push_fields_onto_fieldstack): Initialize it.
3850 (create_variable_info_for): Track global restrict qualified pointers.
3851 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3852 Track restrict qualified pointer arguments.
3853 (set_uids_in_ptset): Use varinfo is_global_var flag.
3854 (find_what_var_points_to): Set the vars_contains_restrict flag.
3855 Always create the points-to solution for sets including restrict tags.
3856 (pt_solutions_same_restrict_base): New function.
3857 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3858 qualified pointers use pt_solutions_same_restrict_base as
3859 additional source for disambiguation.
3861 2009-06-29 Richard Guenther <rguenther@suse.de>
3864 * alias.c (find_base_decl): Remove.
3865 (get_deref_alias_set_1): Remove restrict handling.
3866 * c-common.c (c_apply_type_quals_to_decl): Do not set
3867 DECL_POINTER_ALIAS_SET.
3868 * gimplify.c (find_single_pointer_decl_1): Remove.
3869 (find_single_pointer_decl): Likewise.
3870 (internal_get_tmp_var): Remove restrict handling.
3871 (gimple_regimplify_operands): Likewise.
3872 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3873 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3874 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3875 * tree.c (restrict_base_for_decl): Remove.
3876 (init_ttree): Do not allocate it.
3877 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3878 LABEL_DECL_UID for label decls.
3879 (copy_node_stat): Do not copy restrict information.
3880 (decl_restrict_base_lookup): Remove.
3881 (decl_restrict_base_insert): Likewise.
3882 (print_restrict_base_statistics): Likewise.
3883 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3884 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3885 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3886 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3887 (LABEL_DECL_UID): Adjust.
3888 (DECL_BASED_ON_RESTRICT_P): Remove.
3889 (DECL_GET_RESTRICT_BASE): Likewise.
3890 (SET_DECL_RESTRICT_BASE): Likewise.
3891 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3893 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3894 instead of DECL_POINTER_ALIAS_SET.
3895 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3896 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3897 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3899 2009-06-29 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/40579
3902 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3903 the IL to simplify has constants that overflowed.
3905 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3907 PR tree-optimization/40550
3908 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3909 vector_compute_type only when the size of vector_compute_type is
3910 less than the size of type.
3912 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3914 * fold-const.c (contains_label_1): Fix comments.
3915 (contains_label_p): Do not walk trees multiple time.
3917 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3919 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3920 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3921 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3922 ix86_fp_comparison_operator.
3923 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3924 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3925 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3926 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3927 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3928 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3929 (related splits): Change predicate to ix86_fp_comparison_operator.
3930 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3931 instead of ix86_fp_comparison_codes.
3932 (ix86_trivial_fp_comparison_operator,
3933 ix86_fp_comparison_operator): New.
3934 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3935 (ix86_expand_compare): Eliminate last two parameters.
3936 (ix86_fp_jump_nontrivial_p): Kill.
3937 * config/i386/i386.c (put_condition_code): Eliminate call to
3938 ix86_fp_comparison_codes and subsequent assertion.
3939 (ix86_fp_comparison_codes): Eliminate.
3940 (ix86_fp_swap_condition): New.
3941 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3942 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3943 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3944 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3945 and ix86_fp_swap_condition.
3946 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3947 Use ix86_fp_comparison_strategy.
3948 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3949 (ix86_fp_jump_nontrivial_p): Eliminate.
3950 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3951 call to ix86_expand_compare.
3952 (ix86_split_fp_branch, ix86_expand_setcc,
3953 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3954 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3956 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3958 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3959 related to jump_clobbers.
3960 * config/arm/arm.md (conds): Remove jump_clob case.
3961 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3962 splits): Change comparison_operator to arm_comparison_operator.
3963 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3966 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3968 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3969 condition for floating point modes.
3970 * expmed.c (emit_store_flag_1): Move here a bigger part
3972 (emit_store_flag): Try swapping the condition for floating point
3974 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3976 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3978 * expr.c (expand_expr_real_1): Just use do_store_flag.
3979 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3980 emit_store_flag_force.
3981 * expmed.c (emit_store_flag_force): Copy here trick
3982 previously in expand_expr_real_1. Try reversing the comparison.
3983 (emit_store_flag_1): Work if target is NULL.
3984 (emit_store_flag): Work if target is NULL, using the result mode
3985 from the comparison. Use split_comparison, restructure final part
3986 to simplify conditionals.
3988 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3990 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3991 * dojump.c (do_jump): Change handling of floating-point
3992 ops to use just do_compare_and_jump.
3993 (split_comparison): New.
3994 (do_compare_rtx_and_jump): Add here logic coming previously
3995 in do_jump, using split_comparison.
3997 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4002 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4004 * tree-ssa-alias.c: Fix unintentional commit.
4006 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4008 * passes.c (execute_one_pass): Fix unintentional commit.
4010 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4012 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4013 (df_rd_local_compute, df_md_local_compute): Inline them.
4015 (df_md_scratch): New.
4016 (df_md_alloc, df_md_free): Allocate/free it.
4017 (df_md_local_compute): Only include live registers in init.
4018 (df_md_transfer_function): Prune the in-set computed by
4019 the confluence function, and the gen-set too.
4021 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4023 PR rtl-optimization/26854
4024 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4025 * df-problems.c (df_rd_add_problem): Fix comment.
4026 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4027 df_md_simulate_artificial_defs_at_top,
4028 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4029 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4030 df_md_transfer_function, df_md_init, df_md_confluence_0,
4031 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4032 problem_MD, df_md_add_problem): New.
4033 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4034 df_md_get_bb_info): New.
4035 (DF_LAST_PROBLEM_PLUS1): Adjust.
4037 * Makefile.in (fwprop.o): Include domwalk.h.
4038 * fwprop.c: Include domwalk.h.
4039 (reg_defs, reg_defs_stack): New.
4040 (bitmap_only_bit_between): Remove.
4041 (process_defs): New.
4042 (process_uses): Use reg_defs and local_md instead of
4043 bitmap_only_bit_between and local_rd.
4044 (single_def_use_enter_block): New, from build_single_def_use_links.
4045 (single_def_use_leave_block): New.
4046 (build_single_def_use_links): Remove code moved to
4047 single_def_use_enter_block, invoke domwalk.
4048 (use_killed_between): Adjust comment.
4050 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4052 * bitmap.h (bitmap_ior_and_into): New.
4053 * bitmap.c (bitmap_ior_and_into): New.
4055 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4057 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4058 before_dom_children_before_stmts and after_dom_children_after_stmts.
4059 Rename the two remaining callbacks to just before_dom_children and
4060 after_dom_children. Remove other GIMPLE statement walking bits.
4061 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4062 * graphite.c: Do not include domwalk.h.
4063 * tree-into-ssa.c (interesting_blocks): New global.
4064 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4065 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4066 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4067 now that they're not domwalk callbacks.
4068 (rewrite_initialize_block): Rename to...
4069 (rewrite_enter_block): ... this, place after called functions. Test
4070 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4071 (rewrite_finalize_block): Rename to...
4072 (rewrite_leave_block): ... this, place after called functions.
4073 (rewrite_update_init_block): Rename to...
4074 (rewrite_update_enter_block): ... this, place after called functions.
4075 Test interesting_blocks, call rewrite_update_stmt and
4076 rewrite_update_phi_arguments.
4077 (rewrite_update_fini_block): Rename to...
4078 (rewrite_leave_block): ... this, place after called functions.
4079 (rewrite_blocks): Remove last argument, simplify initialization of
4081 (mark_def_sites_initialize_block): Rename to...
4082 (mark_def_sites_block): ... this, call mark_def_sites.
4083 (mark_def_sites_blocks): Remove argument, simplify initialization of
4085 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4086 (update_ssa): Likewise.
4087 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4089 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4090 (dom_opt_initialize_block): Rename to...
4091 (dom_opt_enter_block): ... this, place after called functions. Walk
4092 statements here, inline propagate_to_outgoing_edges.
4093 (dom_opt_finalize_block): Rename to...
4094 (dom_opt_leave_block): ... this, place after called functions.
4095 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4097 (dse_enter_block, dse_record_phi): New.
4098 (dse_record_phis): Delete.
4099 (dse_finalize_block): Rename to...
4100 (dse_leave_block): ... this.
4101 (tree_ssa_dse): Simplify initialization of walk_data.
4102 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4103 Adjust initialization of walk_data.
4104 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4105 * tree-ssa-loop-phiopt.c (get_non_trapping):
4106 Adjust initialization of walk_data.
4107 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4108 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4109 it's not a domwalk callback.
4110 (uncprop_initialize_block): Rename to...
4111 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4112 (dse_finalize_block): Rename to...
4113 (dse_leave_block): ... this.
4114 (tree_ssa_uncprop): Simplify initialization of walk_data.
4115 * Makefile.in: Adjust dependencies.
4117 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4119 * arm.md (casesi): Fix test for Thumb1.
4120 (thumb1_casesi_internal_pic): Likewise.
4121 (thumb1_casesi_dispatch): Likewise.
4123 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4125 * config/arm/arm-cores.def: Added core cortex-m0.
4126 * config/arm/arm-tune.md: Regenerated.
4127 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4129 2009-06-26 DJ Delorie <dj@redhat.com>
4131 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4133 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4134 the scheduler doesn't tag jump insns.
4136 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4138 * c-decl.c (merge_decls): Re-indent.
4140 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4143 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4144 Special-case decimal float constants.
4146 2009-06-26 Richard Henderson <rth@redhat.com>
4148 * function.h (struct function): Add cannot_be_copied_reason,
4149 and cannot_be_copied_set.
4150 * tree-inline.c (has_label_address_in_static_1): Rename from
4151 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4152 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4153 don't set inline_forbidden_reason.
4154 (copy_forbidden): New function, split out of inline_forbidden_p.
4155 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4156 (inline_forbidden_p): Use copy_forbidden.
4157 (tree_versionable_function_p): Likewise.
4158 (inlinable_function_p): Merge into tree_inlinable_function_p.
4159 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4160 * ipa-cp.c (ipcp_versionable_function_p): New function.
4161 (ipcp_cloning_candidate_p): Use it.
4162 (ipcp_node_modifiable_p): Likewise.
4164 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4166 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4167 that is marked not to be inlined. Remove flag_mudflap use.
4168 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4169 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4171 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4174 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4175 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4177 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4179 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4181 (__mingwthr_remove_key_dtor): Likewise.
4183 2009-06-26 Richard Guenther <rguenther@suse.de>
4185 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4187 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4190 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4191 try the non-cond_exec path also.
4193 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4196 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4197 (output_cbranch): Use new functions.
4198 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4201 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4202 Pat Haugen <pthaugen@us.ibm.com>
4203 Revital Eres <ERES@il.ibm.com>
4205 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4206 for %c error. Add %x support to print VSX registers as a unified
4207 register set, instead of separate float and altivec registers.
4208 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4209 %y case, and add support for VSX pre-modify addresses.
4210 (output_toc): Add assert for CONST containing an integer constant
4212 (rs6000_adjust_cost): Add POWER7 support.
4213 (insn_must_be_first_in_group): Ditto.
4214 (insn_must_be_last_in_group): Ditto.
4215 (rs6000_emit_popcount): Ditto.
4216 (rs6000_vector_mode_supported_p): Ditto.
4218 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4219 Change some of the functions called by macros to being called
4220 through a pointer, so debug functions can be inserted if
4221 -mdebug=addr or -mdebug=cost.
4222 (rs6000_preferred_reload_class_ptr): Ditto.
4223 (rs6000_secondary_reload_class_ptr): Ditto.
4224 (rs6000_secondary_memory_needed_ptr): Ditto.
4225 (rs6000_cannot_change_mode_class_ptr): Ditto.
4226 (rs6000_secondary_reload_inner): Ditto.
4227 (rs6000_legitimize_reload_address): Ditto.
4228 (rs6000_legitimize_reload_address_ptr): Ditto.
4229 (rs6000_mode_dependent_address): Ditto.
4230 (rs6000_mode_dependent_address_ptr): Ditto.
4232 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4233 function to return true if the mode allows reg + integer
4235 (virtual_stack_registers_memory_p): New function to return true if
4236 the address refers to a virtual stack register.
4237 (rs6000_legitimate_offset_address_p): Move code to say whether a
4238 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4240 (rs6000_legitimate_address_p): Add checks for modes that only can
4241 do reg+reg addressing. Start adding VSX support.
4242 (rs6000_legitimize_reload_address): Ditto.
4243 (rs6000_legitimize_address): Ditto.
4244 (rs6000_debug_legitimate_address_p): New debug functions for
4245 -mdebug=addr and -mdebug=cost.
4246 (rs6000_debug_rtx_costs): Ditto.
4247 (rs6000_debug_address_costs): Ditto.
4248 (rs6000_debug_adjust_cost): Ditto.
4249 (rs6000_debug_legitimize_address): Ditto.
4250 (rs6000_legitimize_reload_address_ptr): Point to call normal
4251 function or debug function. Make functions called via pointer
4253 (rs6000_mode_dependent_address_ptr): Ditto.
4254 (rs6000_secondary_reload_class_ptr): Ditto.
4255 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4256 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4257 into a friendlier error.
4258 (rs6000_init_builtins): Add initial VSX support.
4259 (rs6000_adjust_cost): Fix some spacing issues.
4261 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4262 (REG_CLASS_NAMES): Ditto.
4263 (REG_CLASS_CONTENTS): Ditto.
4264 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4265 pointer, to add -mdebug=addr support.
4266 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4267 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4268 -mdebug=addr support.
4269 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4270 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4271 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4273 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4275 (bswapsi*): Set attribute types for load/store. Add combiner
4276 patterns to eliminate zero extend on 64-bit.
4277 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4278 stdbrx if the hardware supports those instructions.
4280 2009-06-25 Ian Lance Taylor <iant@google.com>
4282 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4283 (Link Options): Document -static-libstdc++.
4285 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4288 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4289 DATA_ALIGNMENT instead.
4291 2009-06-25 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4294 indirect references against the callused/escaped solutions.
4295 (call_may_clobber_ref_p_1): Likewise.
4297 2009-06-25 Martin Jambor <mjambor@suse.cz>
4299 PR tree-optimization/40493
4300 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4301 (enum unscalarized_data_handling): New type.
4302 (handle_unscalarized_data_in_subtree): Return what has been done.
4303 (load_assign_lhs_subreplacements): Handle left flushes differently.
4304 (sra_modify_assign): Use unscalarized_data_handling, simplified
4305 condition determining whether to remove the statement.
4307 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4309 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4310 excerpt - @ should be doubled for texinfo.
4312 2009-06-24 Ian Lance Taylor <iant@google.com>
4314 * config/arc/arc.c: Include "df.h".
4315 (arc_attribute_table): Make static. Move higher in file.
4316 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4317 (output_shift): Initialize n later to avoid warning.
4318 * config/arm/arm.c (arm_attribute_table): Make static. Move
4320 * config/avr/avr.c (avr_attribute_table): Make static. Move
4322 (reg_class_tab): Change array type from int to enum reg_class.
4323 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4325 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4326 (lshrhi3_out): Likewise.
4327 (class_likely_spilled_p): Change return type to bool.
4328 (avr_rtx_costs): Use local code variable with enum type.
4329 * config/avr/avr.md (movmemhi): Use add_reg_note.
4330 (andhi3, andsi3): Don't use AS2 with "and".
4331 (iorhi3, iorsi3): Don't use AS2 with "or".
4332 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4333 * config/crx/crx.c: Include "df.h".
4334 (crx_attribute_table): Make static.
4335 * config/m32r/m32r.c: Include "df.h".
4336 (m32r_attribute_table): Make static. Move higher in file.
4337 (pop): Use add_reg_note.
4338 (block_move_call): Change 0 to LCT_NORMAL in function call.
4339 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4340 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4341 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4342 declare, not just when TREE_CODE is defined.
4343 * config/m68hc11/m68hc11.c: Include "expr.h".
4344 (m68hc11_attribute_table): Make static. Move higher in file.
4345 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4347 (m68hc11_register_indirect_p): Likewise.
4348 (m68hc11_function_arg_padding): Change return type to enum
4350 (emit_move_after_reload): Use add_reg_note.
4351 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4352 (m68hc11_split_logical): Likewise.
4353 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4355 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4356 to VOIDmode in function call.
4357 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4359 (m68hc11_split_logical): Update declaration.
4360 (m68hc11_function_arg_padding): Update declaration.
4361 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4362 to array of enum reg_class.
4363 (mcore_attribute_table): Make static. Move higher in file.
4364 (mcore_rtx_costs): Add cast to enum type.
4365 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4366 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4367 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4369 * config/sh/predicates.md (trapping_target_operand): Rename and to
4371 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4373 * config/spu/spu.c (spu_attribute_table): Make static. Move
4375 * config/v850/v850.c (v850_attribute_table): Make static. Move
4377 (v850_rtx_costs): Use local code with enum type.
4378 (expand_epilogue): Add cast.
4379 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4381 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4384 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4385 -m2a-single-only and -m2a-nofpu.
4386 * config/sh/sh.opt: Document m2a generates FPU code.
4388 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4390 * defaults.h (CAN_ELIMINATE): Provide default.
4391 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4392 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4393 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4394 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4395 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4396 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4397 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4398 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4399 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4400 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4402 2009-06-24 DJ Delorie <dj@redhat.com>
4404 * mep-ext-cop.cpu: Fix copyright notice.
4405 * mep-default: Fix copyright notice.
4406 * mep-core: Fix copyright notice.
4407 * mep: Fix copyright notice.
4408 * mep-ivc2: Fix copyright notice.
4409 * mep-c5: Fix copyright notice.
4411 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4413 * doc/contrib.texi (Contributors):
4415 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4418 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4419 src and dst operands if necessary.
4421 2009-06-23 DJ Delorie <dj@redhat.com>
4424 * config.gcc: Add mep support.
4425 * recog.c: Resurrect validate_replace_rtx_subexp().
4426 * recog.h: Likewise.
4427 * config/mep/: Add new port:
4428 * config/mep/constraints.md: New file.
4429 * config/mep/default.h: New file.
4430 * config/mep/intrinsics.h: New file.
4431 * config/mep/intrinsics.md: New file.
4432 * config/mep/ivc2-template.h: New file.
4433 * config/mep/mep-c5.cpu: New file.
4434 * config/mep/mep-core.cpu: New file.
4435 * config/mep/mep-default.cpu: New file.
4436 * config/mep/mep-ext-cop.cpu: New file.
4437 * config/mep/mep-intrin.h: New file.
4438 * config/mep/mep-ivc2.cpu: New file.
4439 * config/mep/mep-lib1.asm: New file.
4440 * config/mep/mep-lib2.c: New file.
4441 * config/mep/mep-pragma.c: New file.
4442 * config/mep/mep-protos.h: New file.
4443 * config/mep/mep-tramp.c: New file.
4444 * config/mep/mep.c: New file.
4445 * config/mep/mep.cpu: New file.
4446 * config/mep/mep.h: New file.
4447 * config/mep/mep.md: New file.
4448 * config/mep/mep.opt: New file.
4449 * config/mep/predicates.md: New file.
4450 * config/mep/t-mep: New file.
4452 2009-06-23 Ian Lance Taylor <iant@google.com>
4454 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4455 from loose_warn into c_loose_warn and from strict_warn into
4456 c_strict_warn. Set and substitute warn_cxxflags. Check for
4457 --enable-build-with-cxx. Set and substitute
4458 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4459 * Makefile.in (CXXFLAGS): New variable.
4460 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4461 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4462 the default is the same as $(STRICT_WARN).
4463 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4464 (CXX): New variable.
4465 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4466 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4467 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4468 (HOST_LIBS): New variable.
4469 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4470 (ALL_CXXFLAGS): New variable.
4471 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4472 * doc/install.texi (Configuration): Document
4473 --enable-build-with-cxx, --with-stage1-ldflags,
4474 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4475 * configure: Rebuild.
4477 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4479 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4480 from previous commit.
4482 2009-06-23 Ian Lance Taylor <iant@google.com>
4484 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4486 2009-06-23 Ian Lance Taylor <iant@google.com>
4488 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4489 with ATTRIBUTE_UNUSED.
4491 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4492 Pat Haugen <pthaugen@us.ibm.com>
4493 Revital Eres <eres@il.ibm.com>
4495 * config.in (HAVE_AS_POPCNTD): Add default definition.
4496 (HAVE_AS_LWSYNC): Ditto.
4498 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4500 (gcc_cv_as_powerpc_cmpb): Ditto.
4501 (gcc_cv_as_powerpc_dfp): Ditto.
4502 (gcc_cv_as_powerpc_vsx): Ditto.
4503 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4504 supporting the popcntd/lwsync instructions.
4505 (gcc_cv_as_powerpc_lwsync): Ditto.
4506 * configure: Regenerate.
4508 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4509 -mcpu=native and -mcpu=power7.
4510 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4512 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4513 a variable instead of a mask to reduce the number of mask bits.
4514 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4515 (-mbit-word): Ditto.
4516 (-mregnames): Ditto.
4517 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4518 (-mfused-madd): Ditto.
4520 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4522 (-mvsx): New switch for VSX instructions.
4523 (-misel): Move from a variable to a mask to allow it to be set by
4526 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4527 function declaration to an array declaration.
4528 (rs6000_hard_regno_nregs): New external array declaration.
4530 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4531 files included by rs6000.md.
4533 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4534 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4536 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4538 (rs6000_debug_reg): New -mdebug= variables.
4539 (rs6000_debug_addr): Ditto.
4540 (rs6000_debug_cost): Ditto.
4541 (rs6000_pmode): New variable to hold Pmode.
4542 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4543 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4544 calculated at compiler start.
4545 (rs6000_hard_regno_nregs): Change function to an array which holds
4546 HARD_REGNO_NREGS calculated at compiler start.
4547 (rs6000_explicit_options): Delete isel field.
4548 (rs6000_vector_unit): New array to hold which vector unit
4549 supports arithmetic options for a given type.
4550 (rs6000_vector_mem): New array to hold which vector unit supports
4551 memory reference operations for a given type.
4552 (rs6000_vector_align): New array to given the alignment of each
4554 (power7_cost): New basic costs for power7.
4555 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4556 (rs6000_hard_regno_nregs_internal): New function, moved from
4557 HARD_REGNO_NREGS, to calculate the number of registers each hard
4558 register takes for each type.
4559 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4560 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4561 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4562 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4563 unit information here so it is calculated once at compiler startup
4565 (rs6000_override_options): Make -misel a target mask. Add more
4566 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4567 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4569 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4570 (rs6000_handle_option): Move -misel from variable to target mask.
4571 (rs6000_builtin_mask_for_load): Add VSX support.
4572 (rs6000_conditional_register_usage): Ditto.
4573 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4574 (function_arg_boundary): Ditto.
4575 (rs6000_expand_builtin): Ditto.
4576 (def_builtin): Make abort message a little friendlier.
4577 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4579 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4580 assembler support the popcntd instruction instead of a vsx
4581 instruction to enable power7 support.
4582 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4583 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4584 option to the assembler if -mcpu=native.
4585 (ASM_CPU_NATIVE_SPEC): Ditto.
4586 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4588 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4589 the lwsync instruction.
4590 (enum processor_type): Add PROCESSOR_POWER7.
4591 (rs6000_debug_reg): New -mdebug= options.
4592 (rs6000_debug_addr): Ditto.
4593 (rs6000_debug_cost): Ditto.
4594 (rs6000_isel): Delete.
4595 (enum rs6000_vector): New enum to say what vector unit we have.
4596 (VECTOR_UNIT_*): New macros to say which vector unit has
4597 arithmetic operations for a given type.
4598 (VECTOR_MEM_*): New macros to say which vector unit has memory
4599 operations for a given type.
4600 (TARGET_LDBRX): Whether the machine supports the ldbrx
4602 (TARGET_ISEL): Delete, -misel moved to be a mask.
4603 (TARGET_ISEL64): New macro for 64-bit isel support.
4604 (UNITS_PER_VSX_WORD): New macro.
4605 (POINTER_SIZE): Move to be an external variable, rather than
4606 calculating whether we are generating 32 ot 64-bit code.
4608 (STACK_BOUNDARY): Add VSX support.
4609 (LOCAL_ALIGNMENT): Ditto.
4610 (SLOW_UNALIGNED_ACCESS): Ditto.
4611 (VSX_REGNO_P): New macro for VSX support.
4612 (VFLOAT_REGNO_P): Ditto.
4613 (VINT_REGNO_P): Ditto.
4614 (VLOGICAL_REGNO_P): Ditto.
4615 (VSX_VECTOR_MODE): Ditto.
4616 (VSX_SCALAR_MODE): Ditto.
4618 (VSX_MOVE_MODE): Ditto.
4619 (VSX_REG_CLASS_P): Ditto.
4620 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4622 (UNITS_PER_SIMD_WORD): Add VSX support.
4623 (MODES_TIEABLE_P): Ditto.
4624 (STARTING_FRAME_OFFSET): Ditto.
4625 (STACK_DYNAMIC_OFFSET): Ditto.
4626 (EPILOGUE_USES): Ditto.
4627 (REGNO_REG_CLASS): Move to array lookup.
4628 (CLASS_MAX_NREGS): Ditto.
4629 (rs6000_vector_reg_class): Add declaration.
4630 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4631 overlap with the floating point and Altivec registers.
4633 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4635 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4636 give the appropriate asm switches if -mcpu=native.
4637 (host_detect_local_cpu): Add support for "asm".
4638 (host_detect_local_cpu): Follow GNU code guidelines for name.
4640 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4641 -mbit-word to a variable instead of being a target mask.
4643 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4644 emit the lwsync instruction instead of emitting the instruction as
4645 an integer constant.
4647 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4648 fixuns_trundfsi2, move expander into rs6000.md.
4650 * config/rs6000/rs6000.md (cpu): Add power7.
4651 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4652 (logical predicate patterns): Change the single instruction
4653 primitives that set CR0 to be fast_compare instead of compare.
4655 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4656 (popcntddi2): Ditto.
4657 (popcount<mode>): Ditto.
4658 (floating multiply/add insns): Name the floating point
4660 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4661 (isel_unsigned_<mode>): Ditto.
4662 (fixuns_trundfsi2): Move expander here from spe.md.
4663 (smindi3): Define if we have -misel on 64-bit systems.
4668 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4670 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4672 * config/avr/avr.c (avr_current_device): New variable.
4673 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4674 (avr_arch, mcu_type_s): Move to avr.h.
4675 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4676 default_data_section_start fields.
4677 (avr_arch): Moved from avr.c.
4678 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4679 library_name fields.
4680 (avr_current_device, avr_mcu_types, avr_arch_types,
4681 avr_device_to_arch, avr_device_to_data_start,
4682 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4683 (EXTRA_SPEC_FUNCTIONS): Define.
4684 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4685 options mapping. Use device_to_arch and device_to_data_start insted.
4686 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4687 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4688 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4689 * config/avr/driver-avr.c: New file.
4690 * config/avr/avr-devices.c: New file.
4692 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4694 * var-tracking.c (unshare_variable): Force initialized to
4695 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4696 (set_variable_part): Likewise.
4697 (struct variable_union_info): Remove pos_src field.
4698 (vui_vec, vui_allocated): New variables.
4699 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4700 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4701 == 1 use a simpler sorting algorithm. Compute pos field right
4702 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4703 Avoid quadratic comparison if !flag_var_tracking_uninit.
4704 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4705 unshare_variable unconditionally.
4706 (dataflow_set_different_2): Removed.
4707 (dataflow_set_different): Don't traverse second hash table.
4708 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4709 unconditionally to var_reg_set or var_mem_set.
4710 (emit_notes_in_bb): Likewise.
4711 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4713 (emit_note_insn_var_location): Don't set initialized to
4714 VAR_INIT_STATUS_INITIALIZED early.
4715 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4717 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4719 * tree-object-size.c (addr_object_size): Instead of checking
4720 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4721 are no FIELD_DECLs following it.
4723 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4725 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4726 order to match bswaps with signed source operands.
4728 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4730 * sdbout.c (sdbout_one_type): Fix braces in switch.
4732 2009-06-23 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4736 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4737 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4738 var_callused, callused_tree, var_storedanything, storedanything_tree,
4739 var_integer, integer_tree): Remove global variables.
4740 (new_var_info): Do not pass new id, append the new var to the
4741 global variable vector.
4742 (do_ds_constraint): Use is_global_var member of the variable-info.
4743 (new_scalar_tmp_constraint_exp): Adjust.
4744 (create_function_info_for): Likewise.
4745 (create_variable_info_for): Likewise.
4746 (find_what_var_points_to): Remove dead code.
4747 (init_base_vars): Simplify.
4748 (compute_points_to_sets): Adjust.
4750 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4752 * combine.c (try_combine): Dump information about the insns we're
4755 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4757 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4758 check when calling force_to_mode on TRUNCATE's operand.
4760 2009-06-22 Ian Lance Taylor <iant@google.com>
4762 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4764 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4766 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4768 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4770 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4771 override library linkage flags such as -static-libgcc or
4774 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4776 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4778 2009-06-22 Ian Lance Taylor <iant@google.com>
4780 * config/linux.opt: Put mglibc ahead of muclibc.
4782 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4783 for duplicate decls.
4785 2009-06-22 Matthias Klose <doko@ubuntu.com>
4787 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4789 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4792 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4793 instead of NULL if a parser error occurs.
4795 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4797 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4798 non-DWARF2_DEBUGGING_INFO version.
4800 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4802 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4803 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4805 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4806 (LIBGCC2_TF_CEXT): Define.
4809 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4812 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4814 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4816 * config/arm/arm.c (arm_override_options): Disable
4817 -mcaller-super-interworking and -mcallee-super-interworking.
4818 * doc/invoke.texi (ARM Options): Document this.
4820 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4822 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4823 * config/arm/constraints.md (j): New constraint for movw operands.
4824 (N): Remove thumb2 meaning.
4825 * config/arm/arm.md (*arm_movw): Delete.
4826 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4827 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4828 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4830 2009-06-22 Martin Jambor <mjambor@suse.cz>
4832 PR tree-optimization/40492
4833 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4834 build_ref_for_offset.
4836 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4838 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4839 JUMP_TABLE_DATA_P predicates where applicable.
4840 * auto-inc-dec.c: Ditto.
4841 * builtins.c: Ditto.
4842 * caller-save.c: Ditto.
4844 * cfgcleanup.c: Ditto.
4845 * cfglayout.c: Ditto.
4848 * combine-stack-adj.c: Ditto.
4854 * dwarf2asm.c: Ditto.
4855 * dwarf2out.c: Ditto.
4856 * emit-rtl.c: Ditto.
4862 * function.c: Ditto.
4865 * genpreds.c: Ditto.
4866 * genrecog.c: Ditto.
4868 * ira-costs.c: Ditto.
4869 * ira-lives.c: Ditto.
4872 * lower-subreg.c: Ditto.
4873 * modulo-sched.c: Ditto.
4875 * postreload.c: Ditto.
4876 * print-rtl.c: Ditto.
4885 * sched-vis.c: Ditto.
4887 * sel-sched-ir.c: Ditto.
4888 * simplify-rtx.c: Ditto.
4889 * targhooks.c: Ditto.
4890 * var-tracking.c: Ditto.
4891 * vmsdbgout.c: Ditto.
4893 2009-06-22 Matthias Klose <doko@ubuntu.com>
4895 * Makefile.in (install-plugin): Always use DESTDIR.
4897 2009-06-22 Olivier Hainque <hainque@adacore.com>
4899 * config/pa/pa.c (output_call): Don't optimize post call jumps
4900 into return address adjustments if the call may throw.
4902 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4904 * arm.c (thumb1_output_casesi): New function.
4905 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4906 optimizing for size or PIC.
4907 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4908 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4909 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4910 (thumb1_casesi_internal_pic): New expand rule.
4911 (thumb1_casesi_dispatch): New pattern.
4912 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4914 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4915 in the text seciton when PIC or optimizing for size.
4916 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4917 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4918 preservation properties of code.
4919 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4920 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4921 (__gnu_thumb1_case_si): New function.
4922 * t-arm (LIB1ASMSRC): Define here.
4923 (LIB1ASMFUNCS): Add some common functions.
4924 * t-arm-elf (LIB1ASMSRC): Delete.
4925 (LIB1ASMFUNCS): Append to existing set.
4926 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4927 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4928 * t-symbian (LIB1ASMFUNCS): Likewise.
4929 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4930 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4932 2009-06-21 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/38729
4935 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4936 to loops with a single exit if -fno-expensive-optimizations.
4938 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4940 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4941 (dataflow_set): Change vars type from htab_t to shared_hash.
4942 (shared_hash_pool, empty_shared_hash): New variables.
4943 (vars_clear): Removed.
4944 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4945 shared_hash_find_slot_unshare, shared_hash_find_slot,
4946 shared_hash_find_slot_noinsert, shared_hash_find): New
4948 (shared_hash_unshare, shared_hash_destroy): New functions.
4949 (unshare_variable): Unshare set->vars if shared, use
4951 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4952 (get_init_value, find_src_set_src, dump_dataflow_set,
4953 clobber_variable_part, emit_notes_for_differences): Use
4955 (dataflow_set_init): Remove second argument, set vars to
4956 empty_shared_hash instead of creating a new htab.
4957 (dataflow_set_clear): Call shared_hash_destroy and set vars
4958 to empty_shared_hash instead of calling vars_clear.
4959 (dataflow_set_copy): Don't call vars_copy, instead just share
4960 the src htab with dst.
4961 (variable_union): Use shared_hash_*, use initially NO_INSERT
4962 lookup if set->vars is shared. Don't keep slot cleared before
4963 calling unshare_variable. Unshare set->vars if needed.
4964 Even ->refcount == 1 vars must be unshared if set->vars is shared
4965 and var needs to be modified.
4966 (variable_canonicalize): New function.
4967 (dataflow_set_union): If dst->vars is empty, just share src->vars
4968 with dst->vars and traverse with variable_canonicalize to canonicalize
4969 and unshare what is needed.
4970 (dataflow_set_different): If old_set and new_set use the same shared
4971 htab, they aren't different. If number of htab elements is different,
4972 htabs are different. Use shared_hash_*.
4973 (dataflow_set_destroy): Call shared_hash_destroy instead of
4975 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4976 second argument to dataflow_set_init.
4977 (vt_initialize): Likewise. Initialize shared_hash_pool and
4978 empty_shared_hash, move bb in/out initialization afterwards.
4979 Use variable_htab_free instead of NULL as changed_variables del hook.
4980 (variable_was_changed): Change type of second argument to pointer to
4981 dataflow_set. When inserting var into changed_variables, bump
4982 refcount. Unshare set->vars if set is shared htab and slot needs to
4984 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4985 lookup if set->vars is shared. Unshare set->vars if needed.
4986 Even ->refcount == 1 vars must be unshared if set->vars is shared
4987 and var needs to be modified. Adjust variable_was_changed caller.
4988 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4989 vars must be unshared if set->vars is shared and var needs to be
4990 modified. Adjust variable_was_changed caller.
4991 (emit_note_insn_var_location): Don't pool_free var.
4992 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4994 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4995 free_alloc_pool on shared_hash_pool.
4997 2009-06-20 Anthony Green <green@moxielogic.com>
4999 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5000 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5002 2009-06-20 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa-structalias.c (find_func_aliases): For memset use
5005 a constraint from NULL if we memset to zero.
5006 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5007 we explicitly handle that do not read from memory.
5008 (call_may_clobber_ref_p_1): Properly handle builtins that may
5011 2009-06-20 Richard Guenther <rguenther@suse.de>
5013 PR tree-optimization/40495
5014 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5015 (new_scalar_tmp_constraint_exp): New function.
5016 (process_constraint): Do not create temporary decls.
5017 (process_all_all_constraints): Likewise.
5018 (handle_const_call): Likewise.
5019 (create_function_info_for): Do not set decl.
5021 2009-06-19 Ian Lance Taylor <iant@google.com>
5023 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5024 (rs6000_attribute_table): Make static; move before use.
5026 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5028 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5029 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5030 Propagate the TREE_READONLY flag without overwriting it.
5031 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5032 Propagate the TREE_READONLY flag onto the result.
5033 (process_call_operands): Move around. Use correct constant value.
5035 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5038 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5039 * config/arm/arm.md: Likewise.
5041 2009-06-19 Ian Lance Taylor <iant@google.com>
5043 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5044 to GIMPLE_ERROR_MARK.
5046 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5047 op2_original_type parameters. Warn about using different enum types.
5048 * c-parser.c (c_parser_conditional_expression): Pass original
5049 types to build_conditional_expr.
5050 * c-tree.h (build_conditional_expr): Update declaration.
5052 2009-06-19 Ian Lance Taylor <iant@google.com>
5054 * config/i386/i386.c (ix86_function_specific_save): Test that
5055 fields match values, rather than testing the values are in a
5058 2009-06-19 Richard Guenther <rguenther@suse.de>
5060 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5062 (ptr_derefs_may_alias_p): Likewise.
5063 (ptr_deref_may_alias_ref_p_1): New function.
5064 (ptr_deref_may_alias_ref_p): Likewise.
5065 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5066 covered by looking at the ESCAPED solution.
5067 (call_may_clobber_ref_p_1): Likewise.
5068 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5069 Handle NULL_TREE offset. Do not produce redundant constraints.
5070 (process_all_all_constraints): New helper function.
5071 (do_structure_copy): Use it.
5072 (handle_lhs_call): Likewise.
5073 (find_func_aliases): Handle some builtins with pointer arguments
5074 and/or return values explicitly.
5076 2009-06-19 Ian Lance Taylor <iant@google.com>
5078 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5080 2009-06-19 Ian Lance Taylor <iant@google.com>
5082 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5084 2009-06-19 Ian Lance Taylor <iant@google.com>
5086 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5087 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5090 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5091 uninitialized const.
5093 2009-06-19 Ian Lance Taylor <iant@google.com>
5095 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5098 * c-decl.c (in_struct, struct_types): Remove.
5099 (struct c_binding): Add in_struct field.
5100 (c_binding_ptr): Define type, along with VEC.
5101 (struct c_struct_parse_info): Define.
5102 (struct_parse_info): New static variable.
5103 (bind): Initialize in_struct field.
5104 (start_struct): Remove enclosing_in_struct and
5105 enclosing_struct_types parameters. Add
5106 enclosing_struct_parse_info parameter. Change all callers. Set
5107 struct_parse_info rather than in_struct and struct_types.
5108 (grokfield): If -Wc++-compat and there is a symbol binding for the
5109 field name, set the in_struct flag and push it on the
5110 struct_parse_info->fields vector.
5111 (warn_cxx_compat_finish_struct): New static function.
5112 (finish_struct): Remove enclosing_in_struct and
5113 enclosing_struct_types parameters. Add
5114 enclosing_struct_parse_info parameter. Change all callers. Don't
5115 set C_TYPE_DEFINED_IN_STRUCT here. Call
5116 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5117 parameter. Only push on struct_types if warn_cxx_compat.
5118 (finish_enum): Only push on struct_types if warn_cxx_compat.
5119 (declspecs_add_type): Add loc parameter. Change all callers.
5120 Change all error calls to error_at. Pass loc, not input_location,
5121 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5122 defined in a struct. If -Wc++-compat and parsing a struct, record
5123 that a typedef name was used.
5124 * c-parser.c (c_parser_declspecs): Get location to pass to
5126 (c_parser_struct_or_union_specifier): Update calls to start_struct
5128 * c-tree.h (struct c_struct_parse_info): Declare.
5129 (finish_struct, start_struct): Update declarations.
5130 (declspecs_add_type): Update declaration.
5132 2009-06-19 Ian Lance Taylor <iant@google.com>
5134 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5135 variable with an anonymous type.
5137 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5139 * see.c: Remove for real.
5141 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5143 * optabs.h (enum optab_index): Add new OTI_significand.
5144 (significand_optab): Define corresponding macro.
5145 * optabs.c (init_optabs): Initialize significand_optab.
5146 * genopinit.c (optabs): Implement significand_optab using
5147 significand?f2 patterns.
5148 * builtins.c (expand_builtin_mathfn): Handle
5149 BUILT_IN_SIGNIFICAND{,F,L}.
5150 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5151 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5153 * config/i386/i386.md (significandxf2, significand<mode>2): New
5154 expanders to implement significandf, significand and significandl
5155 built-ins as inline x87 intrinsics.
5157 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5159 * config/avr/avr.c (avr_override_options): Remove setting value of
5160 PARAM_INLINE_CALL_COST.
5162 2009-06-18 Richard Henderson <rth@redhat.com>
5165 * tree-pass.h (TDF_ASMNAME): New.
5166 * tree-dump.c (dump_options): Add asmname.
5167 * doc/invoke.texi: Document it.
5169 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5170 (dump_decl_name): ...here.
5171 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5172 (dump_generic_node): Update dump_function_name calls.
5173 (print_call_name): New flags arg; update all dump calls.
5174 * diagnostic.h (print_call_name): Update.
5175 * gimple-pretty-print.c (dump_gimple_call): Update.
5177 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5182 2009-06-18 Diego Novillo <dnovillo@google.com>
5184 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5185 * plugin.c (str_license): Declare.
5186 (try_init_one_plugin): Assert that the symbol
5187 'plugin_is_GPL_compatible' exists.
5189 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5192 * Makefile.in (OBJS-common): Remove see.o.
5194 * common.opt (fsee): Mark as preserved for backward compatibility.
5195 * opts.c (common_handle_option): Add OPT_fsee to the backward
5196 compatibility section.
5197 * passes.c (init_optimization_passes, pass_see): Remove pass.
5198 * timevar.def (TV_SEE): Remove.
5199 * tree-pass.h (pass_see): Remove declaration.
5200 * doc/invoke.texi (-fsee): Remove documentation.
5202 2009-06-18 Martin Jambor <mjambor@suse.cz>
5204 * tree-sra.c: Include statistics.h
5205 (sra_stats): New variable.
5206 (sra_initialize): Clear sra_stats.
5207 (create_access_replacement): Increment sra_stats.replacements.
5208 (get_access_replacement): Do not return twice.
5209 (analyze_all_variable_accesses): Increment statistics counter by the
5210 number of scalarized aggregates.
5211 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5212 (sra_modify_expr): Increment sra_stats.exprs.
5213 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5214 (sra_modify_assign): Increment sra_stats.exprs,
5215 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5216 (perform_intra_sra): Update statistics counters.
5217 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5219 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5221 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5222 (arm_scalar_mode_supported_p): New function.
5224 2009-06-18 Paul Brook <paul@codesourcery.com>
5225 Sandra Loosemore <sandra@codesourcery.com>
5227 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5228 (__extendhfsf2, __truncsfhf2): Define.
5229 * config/arm/fp16.c: New file.
5230 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5231 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5233 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5235 * doc/extend.texi (Half-Precision): New section.
5236 * doc/invoke.texi (Option Summary): List -mfp16-format.
5237 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5238 * config/arm/arm.opt (mfp16-format=): New.
5239 * config/arm/arm.c: Include intl.h.
5240 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5241 (TARGET_INVALID_RETURN_TYPE): Redefine.
5242 (TARGET_PROMOTED_TYPE): Redefine.
5243 (TARGET_CONVERT_TO_TYPE): Redefine.
5244 (arm_fp16_format): Define.
5245 (all_fpus): Add entry for neon-fp16.
5246 (fp_model_for_fpu): Likewise.
5247 (struct fp16_format): Declare.
5248 (all_fp16_formats): Define.
5249 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5251 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5253 (arm_legitimate_index_p): Treat HFmode like HImode.
5254 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5255 (coproc_secondary_reload_class): Special-case HFmode.
5256 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5257 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5258 (arm_init_fp16_builtins): New.
5259 (arm_init_builtins): Call it.
5260 (arm_invalid_parameter_type): New.
5261 (arm_invalid_return_type): New.
5262 (arm_promoted_type): New.
5263 (arm_convert_to_type).
5264 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5266 (arm_emit_fp16_const): New function.
5267 (arm_mangle_type): Mangle __fp16 as "Dh".
5268 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5270 (TARGET_NEON_FP16): New.
5271 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5272 (enum fputype): Add FPUTYPE_NEON_FP16.
5273 (enum arm_fp16_format_type): Declare.
5274 (arm_fp16_format): Declare.
5275 (LARGEST_EXPONENT_IS_NORMAL): Define.
5276 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5277 * config/arm/arm-modes.def (HFmode): Define.
5278 * config/arm/vfp.md: (*movhf_vfp): New.
5281 * config/arm/arm.md: (fpu): Add neon_fp16.
5282 (floatsihf2, floatdihf2): New.
5283 (fix_trunchfsi2, fix_trunchfdi2): New.
5287 (*arm32_movhf): New.
5288 (*thumb1_movhf): New.
5289 (consttable_2): Add check for HFmode constants.
5290 (consttable_4): Handle HFmode constants.
5292 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5294 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5296 2009-06-17 Olivier Hainque <hainque@adacore.com>
5298 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5299 const char ** conversion in AIX specific section.
5301 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5303 * config/i386/i386.c (ix86_special_builtin_type): Remove
5304 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5305 (bdesc_special_args): Updated.
5306 (ix86_init_mmx_sse_builtins): Likewise.
5307 (ix86_expand_special_args_builtin): Likewise.
5309 2009-06-17 Richard Henderson <rth@redhat.com>
5311 * tree-pretty-print.c (maybe_dump_asm_name): New.
5312 (dump_decl_name): Use it.
5313 (PRINT_FUNCTION_NAME): Merge into...
5314 (dump_function_name): ... here. Use maybe_dump_asm_name.
5316 2009-06-17 Cary Coutant <ccoutant@google.com>
5318 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5320 * debug.c (struct gcc_debug_hooks): Change placeholder for
5322 (debug_nothing_int_charstar_int): Replaced by...
5323 (debug_nothing_int_charstar_int_bool): ...this.
5324 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5325 source_line prototype.
5326 (debug_nothing_int_charstar_int): Replaced by...
5327 (debug_nothing_int_charstar_int_bool): ...this.
5328 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5329 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5330 Output is_stmt operand when necessary.
5331 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5332 (notice_source_line): Add is_stmt parameter.
5333 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5334 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5336 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5337 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5339 2009-06-17 Ian Lance Taylor <iant@google.com>
5341 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5343 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5346 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5348 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5349 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5350 tree_strip_sign_nop_conversions and
5351 tree_ssa_strip_useless_type_conversions rather than stripping
5352 the operations here.
5353 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5355 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5356 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5357 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5358 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5361 2009-06-17 Michael Eager <eager@eagercon.com>
5363 * config/rs6000/constraints.md (register_constraint "d"): New.
5364 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5365 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5366 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5367 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5368 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5369 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5370 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5371 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5372 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5373 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5375 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5376 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5377 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5378 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5379 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5380 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5381 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5382 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5383 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5384 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5385 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5386 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5387 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5388 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5390 2009-06-16 Ian Lance Taylor <iant@google.com>
5392 * profile.c (total_num_never_executed): Don't define.
5393 (compute_branch_probabilities): Don't count or print
5395 (init_branch_prob): Don't set total_num_never_executed.
5396 (end_branch_prob): Don't print total_num_never_executed.
5398 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5400 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5402 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5404 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5405 (nabstd2_fpr): Same.
5407 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5409 * expr.c (expand_assignment): Change complex type check.
5411 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5413 * doc/plugins.texi (Building GCC plugins): Added new section.
5415 2009-06-17 Ian Lance Taylor <iant@google.com>
5417 * c-pch.c (get_ident): Don't set size of templ array.
5418 (pch_init): Don't set size of partial_pch array.
5420 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5421 string constant to intialize an array whose size is the length of
5424 2009-06-17 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/40389
5427 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5428 to addressable types.
5429 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5431 2009-06-17 Richard Guenther <rguenther@suse.de>
5434 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5435 if there is no evolution of left in the loop bail out.
5436 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5437 chrec_fold_multiply.
5439 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5440 Janis Johnson <janis187@us.ibm.com>
5443 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5444 for the symbol ref of a constant that is the source of a move
5445 - nor for any other not-obvious-label-ref constants.
5447 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5449 * plugin.c (position_pass): Skip newly inserted pass during list
5450 traversal to avoid repeated insertion.
5452 2009-06-16 Ian Lance Taylor <iant@google.com>
5454 * vec.h (VEC_stack_alloc): Define different version if
5455 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5456 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5457 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5458 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5460 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5462 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5464 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5465 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5466 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5467 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5468 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5469 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5470 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5471 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5472 __builtin_ia32_rdtscp.
5473 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5474 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5475 and __builtin_ia32_rorhi.
5476 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5477 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5478 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5479 (ix86_expand_args_builtin): Likewise.
5480 (ix86_expand_special_args_builtin): Likewise.
5482 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5483 (UNSPECV_RDTSC): Likewise.
5484 (UNSPECV_RDPMC): Likewise.
5485 (*bsr): Renamed to ...
5487 (*bsr_rex64): Renamed to ...
5491 (*rdpmc_rex64): Likewise.
5494 (*rdtsc_rex64): Likewise.
5496 (*rdtscp): Likewise.
5497 (*rdtscp_rex64): Likewise.
5499 * config/i386/ia32intrin.h: New.
5501 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5503 2009-06-16 Ian Lance Taylor <iant@google.com>
5505 * ira-build.c (copy_info_to_removed_store_destinations):
5506 Initialize parent_a.
5508 2009-06-16 Ian Lance Taylor <iant@google.com>
5510 * c-decl.c (grokdeclarator): Change size_varies to bool.
5512 2009-06-16 Ian Lance Taylor <iant@google.com>
5514 * sel-sched.c: Make forward declarations of move_op_hooks and
5515 fur_hooks explicitly extern.
5517 2009-06-16 Ian Lance Taylor <iant@google.com>
5519 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5520 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5522 2009-06-16 Ian Lance Taylor <iant@google.com>
5524 * resource.c (mark_referenced_resources): Change
5525 include_delayed_effects parameter to bool. Change all callers.
5526 (mark_end_of_function_resources): Likewise.
5527 * reorg.c (insn_references_resource_p): Likewise.
5528 (insn_sets_resource_p): Likewise.
5529 * resource.h (mark_referenced_resources): Update declaration.
5530 (mark_end_of_function_resources): Update declaration.
5532 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5534 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5536 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5538 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5539 GCC can bootstrap on AIX with GNU Binutils 2.20.
5541 2009-06-16 Ian Lance Taylor <iant@google.com>
5543 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5545 2009-06-16 Ian Lance Taylor <iant@google.com>
5547 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5548 inline, not extern inline.
5549 (exact_log2): Likewise.
5550 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5552 (exact_log2): Likewise, but don't test CTZ_HWI.
5554 2009-06-16 Ian Lance Taylor <iant@google.com>
5556 * bitmap.c (bitmap_clear): Don't declare as inline.
5557 * gimple.c (gimplify_assign): Likewise.
5558 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5559 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5560 (sched_scan_info): Remove duplicate definition.
5562 2009-06-16 Ian Lance Taylor <iant@google.com>
5564 * c-common.c (skip_evaluation): Don't define.
5565 (c_inhibit_evaluation_warnings): Define global variable.
5566 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5567 than skip_evaluation.
5568 (convert_and_check, warn_for_div_by_zero): Likewise.
5569 * c-common.h (skip_evaluation): Don't declare.
5570 (c_inhibit_evaluation_warnings): Declare.
5571 * c-parser.c (c_parser_typeof_specifier): Set
5572 c_inhibit_evaluation_warnings rather than skip_evaluation.
5573 (c_parser_conditional_expression): Likewise.
5574 (c_parser_binary_expression): Likewise.
5575 (c_parser_sizeof_expression): Likewise.
5576 (c_parser_alignof_expression): Likewise.
5577 * c-typeck.c (build_indirect_ref): Check
5578 c_inhibit_evaluation_warnings rather than skip_evaluation.
5579 (build_conditional_expr, build_binary_op): Likewise.
5581 2009-06-16 Richard Guenther <rguenther@suse.de>
5583 * tree-ssa-alias.c (is_escape_site): Remove.
5584 * tree-ssa-alias.h (enum escape_type): Remove.
5585 (is_escape_site): Likewise.
5586 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5587 via casts and asms without deferring to is_escape_site.
5589 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5592 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5593 use gen_lowpart if op0 has complex mode.
5595 2009-06-16 Richard Guenther <rguenther@suse.de>
5597 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5598 variables add them to ESCAPED.
5599 (find_func_aliases): Do not make all indirectly stored values escaped.
5601 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5603 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5606 2009-06-16 Martin Jambor <mjambor@suse.cz>
5608 PR tree-optimization/40432
5609 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5610 check whether we need to force gimple register operand.
5612 2009-06-16 Martin Jambor <mjambor@suse.cz>
5614 PR tree-optimization/40413
5615 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5616 build_ref_for_offset.
5617 (propagate_subacesses_accross_link): Fix a typo in a comment.
5619 2009-06-16 Ira Rosen <irar@il.ibm.com>
5621 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5622 with additional parameter.
5623 * tree-vectorizer.h (enum vect_def_type): Add new value
5625 (enum vect_relevant): Add comments.
5626 (vect_is_simple_reduction): Add new argument.
5627 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5628 Detect nested cycles.
5629 (vect_is_simple_reduction): Update documentation, add an argument to
5630 distinguish inner-loop reduction from nested cycle, detect nested
5631 cycles, fix printings and indentation, don't swap operands in case
5633 (get_initial_def_for_reduction): Handle subtraction.
5634 (vect_create_epilog_for_reduction): Add new argument to specify
5636 (vect_finalize_reduction): Handle subtraction, fix comments.
5637 (vectorizable_reduction): Handle nested cycles. In case of nested
5638 cycle keep track of the reduction variable position. Call
5639 vect_is_simple_reduction with additional parameter. Use original
5640 statement code in reduction epilogue for nested cycle. Call
5641 vect_create_epilog_for_reduction with additional parameter.
5642 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5643 inner-loop vectorization.
5644 (vect_recog_widen_sum_pattern): Likewise.
5645 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5647 (vect_mark_stmts_to_be_vectorized): Likewise.
5648 (vect_get_vec_def_for_operand): Handle nested cycles.
5650 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5652 * doc/invoke.texi (Debugging Options): Fix option index entries
5653 for -fdump-statistics, -frandom-seed add entries for
5654 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5655 (FRV Options): Fix entries for -mTLS, -mtls.
5656 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5657 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5658 (M68hc1x Options): Fix @itemx for -mnominmax.
5659 (MCore Options): Fix entry for -mno-lsim.
5660 (MMIX Options): Fix entry for -mabi=mmixware.
5661 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5663 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5665 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5666 Mention the plugin mode of gengtype.
5667 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5668 * gengtype.c: Updated copyright.
5669 (plugin_files, nb_plugin_files) Added new static variables.
5670 (measure_input_list) Care about plugin_files.
5671 (write_rtx_next): Added early return in plugin mode.
5672 (create_file): Updated copyright year in generated file. Added
5674 (oprintf): Added early return if NULL outf.
5675 (get_output_file_with_visibility): Care of plugin_files.
5676 (get_output_file_name): May return null.
5677 (write_local): Added early return.
5678 (put_mangled_filename): Ditto.
5679 (finish_root_table): Added check for base_files.
5680 (write_roots): Care about null when plugins.
5681 (main): Added plugin mode.
5683 2009-06-15 Ian Lance Taylor <iant@google.com>
5685 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5686 * gcov.c (read_count_file): Add braces around variables declared
5689 * c.opt (Wjump-misses-init): New warning.
5690 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5691 -Wall and -Wc++-compat if not already set.
5692 (c_common_post_options): Clear warn_jump_misses_init if it was not
5694 * c-decl.c (struct c_binding): Change type field to a union with
5695 new label field. Make it the first field in the struct. Update
5696 references to type to use u.type instead.
5697 (struct c_spot_bindings): Define.
5698 (struct c_goto_bindings): Define.
5699 (c_goto_bindings_p): Define, along with VECs.
5700 (struct c_label_vars): Define.
5701 (struct c_scope): Add has_label_bindings field.
5702 (bind_label, set_spot_bindings): New static functions.
5703 (decl_jump_unsafe, update_spot_bindings): New static functions.
5704 (update_label_decls): New static function.
5705 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5706 Update binding u.label field to shadowed field.
5707 (c_binding_start_stmt_expr): New function.
5708 (c_binding_end_stmt_expr): New function.
5709 (pushdecl): Don't call c_begin_vm_scope.
5710 (make_label): Add defining and p_label_vars parameters. Change
5712 (lookup_label): Correct test for whether a label has not yet been
5713 defined. Call bind_label rather than bind.
5714 (warn_about_goto): New static function.
5715 (lookup_label_for_goto): New function.
5716 (declare_label): Call bind_label rather than bind.
5717 (check_earlier_gotos): New static function.
5718 (define_label): Don't give errors about jumping into statement
5719 expressions or scopes of variably modified types. Call
5720 set_spot_bindings and check_earlier_gotos. Call bind_label
5721 instead of bind. Don't set label_context_stack_se or
5722 label_context_stack_vm.
5723 (c_get_switch_bindings): New function.
5724 (c_release_switch_bindings): New function.
5725 (c_check_switch_jump_warnings): New function.
5726 (start_function): Don't set label_context_stack_se or
5727 label_context_stack_vm.
5728 (finish_function): Likewise.
5729 * c-typeck.c (label_context_stack_se): Don't define.
5730 (label_context_stack_vm): Don't define.
5731 (c_finish_goto_label): Call lookup_label_for_goto rather than
5732 lookup_label. Don't give errors about jumping into a statement
5733 expression or the scope of a variably modified type. Don't set
5734 label_context_stack_se or label_context_stack_vm.
5735 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5736 fields. Add bindings field.
5737 (c_start_case): Don't set deleted fields. Set bindings field.
5738 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5739 or blocked_vm. Call c_check_switch_jump_warnings.
5740 (c_finish_case): Don't test blocked_stmt_expr field. Call
5741 c_release_switch_bindings.
5742 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5743 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5744 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5745 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5746 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5747 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5748 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5749 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5750 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5751 (C_DECL_UNJUMPABLE_VM): Don't define.
5752 (C_DECL_UNDEFINABLE_VM): Don't define.
5753 (struct c_label_list): Don't define.
5754 (struct c_label_context_se): Don't define.
5755 (struct c_label_context_vm): Don't define.
5756 (struct c_spot_bindings): Declare.
5757 (c_bindings_start_stmt_expr): Declare.
5758 (c_bindings_end_stmt_expr): Declare.
5759 (lookup_label_for_goto): Declare.
5760 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5761 (c_check_switch_jump_warnings): Declare.
5762 (label_context_stack_se, label_context_stack_vm): Don't declare.
5763 (c_finish_goto_label): Update declaration.
5764 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5765 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5766 (Warning Options): Document -Wjump-misses-init.
5768 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5770 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5773 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5775 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5777 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5779 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5781 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5783 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5785 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5787 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5788 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5789 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5790 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5791 * dwarf2asm.c (dw2_force_const_mem): Update call to
5793 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5794 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5795 * langhooks.c (lhd_comdat_group): Remove.
5796 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5797 * tree.h (DECL_COMDAT_GROUP): New.
5798 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5799 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5800 (make_decl_one_only): Change signature.
5801 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5803 (make_decl_one_only): Change signature.
5804 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5806 2009-06-15 Richard Guenther <rguenther@suse.de>
5809 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5811 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5813 * tree-ssa-math-opts.c: Remove extra divide.
5815 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5817 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5819 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5821 * passes.c: Add bswap pass.
5822 * tree-pass.h: Add pass_optimize_bswap declaration.
5823 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5824 Include rtl.h, expr.h and optabs.h for optab_handler check.
5825 (struct symbolic_number, pass_optimize_bswap): New definition.
5826 (do_shift_rotate, verify_symbolic_number_p): New functions.
5827 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5828 (gate_optimize_bswap): New function.
5829 * tree.c (widest_int_cst_value): New function.
5830 * tree.h (widest_int_cst_value): Prototype added.
5832 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5834 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5835 REG_EQUAL/REG_EQUIV notes.
5837 2009-06-14 Richard Guenther <rguenther@suse.de>
5840 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5841 has its address taken if NRV was applied and it is addressable.
5842 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5843 function split out from ...
5844 (get_constraint_for_1): ... here.
5845 (handle_rhs_call): Use it to mark the return slot escaped if
5846 it is addressable and NRV was applied.
5848 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5850 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5851 Change first argument type to location_t.
5852 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5853 Do not set input_location.
5854 Use loc instead of input_location throughout.
5856 2009-06-13 Richard Guenther <rguenther@suse.de>
5858 PR tree-optimization/40421
5859 * tree-predcom.c (should_unroll_loop_p): Remove.
5860 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5862 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5865 Add location argument.
5867 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5869 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5871 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5872 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5873 * config/spu/spu-protos.h: Add location to
5874 spu_resolve_overloaded_builtin.
5875 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5876 spu_build_builtin_va_list.
5877 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5878 argument. Pass location to build_function_call_vec.
5879 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5881 (emit_fpu_switch): Same.
5882 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5883 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5884 to build_decl and create_artificial_label.
5885 (xtensa_gimplify_va_arg_expr): Same.
5886 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5887 (xstormy16_gimplify_va_arg_expr): Same.
5888 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5889 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5890 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5891 (mips16_build_function_stub): Same.
5892 (mips16_build_call_stub): Same.
5894 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5897 * arm/constraints.md (Pa, Pb): New constraints.
5898 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5899 split pattern to deal with them.
5901 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5903 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5904 fix index entry for -Xpreprocessor.
5906 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5908 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5909 Add location argument to build_decl call.
5910 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5911 (rs6000_init_builtins): Same.
5912 (spe_init_builtins): Same.
5913 (rs6000_gimplify_va_arg): Add location argument to
5914 create_artificial_label call.
5916 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5918 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5919 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5920 * Makefile.in: Fix GGC dependency for gcse.o.
5922 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5924 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5925 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5926 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5928 * c-parser.c (c_parser_binary_expression): Use current column while
5929 building binary operations.
5930 * common.opt (fshow-column): Enable by default.
5931 * tree-vrp.c (check_array_ref): Use warning_at.
5932 (check_array_bounds): Use location from call back if expr has no
5934 * tree.h: Add location argument to maybe_fold_*.
5935 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5936 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5937 (maybe_fold_offset_to_component_ref): Same.
5938 (maybe_fold_offset_to_reference): Same.
5939 (maybe_fold_offset_to_address): Same.
5940 (maybe_fold_stmt_indirect): Same.
5941 (maybe_fold_stmt_addition): Same.
5942 (fold_stmt_r): Pass location to maybe_fold_*.
5943 (fold_gimple_assign): Same.
5944 * c-tree.h: Add location argument to finish_decl,
5945 default_function_array_conversion, store_init_value.
5946 * c-decl.c (define_label): Use error_at.
5947 (c_make_fname_decl): Pass location to finish_decl.
5948 (finish_decl): New location argument.
5949 (build_compound_literal): Pass location to store_init_value.
5950 (grokdeclarator): Pass location to finish_decl.
5952 * c-typeck.c (array_to_pointer_conversion): New location argument.
5953 (function_to_pointer_conversion): Same.
5954 (default_function_array_conversion): Same.
5955 (parser_build_unary_op): Pass location to overflow_warning.
5956 (parser_build_binary_op): Same. Use warning_at.
5957 (build_unary_op): Pass location to array_to_pointer_conversion.
5958 (build_c_cast): Pass location to digest_init.
5959 (build_modify_expr): New location argument.
5960 (convert_for_assignment): Same.
5961 (store_init_value): Same.
5962 (digest_init): Same.
5963 (output_init_element): Pass location to digest_init and
5964 array_to_pointer_conversion.
5965 (c_finish_return): Pass location to convert_for_assignment.
5966 * gimplify.c (gimplify_conversion): Pass location to
5967 maybe_fold_offset_to_address.
5968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5969 to maybe_fold_stmt_addition.
5970 * c-omp.c (c_finish_omp_atomic): Pass new location to
5972 (c_finish_omp_for): Same.
5973 * c-common.c (overflow_warning): New argument.
5974 * c-common.h: New argument to build_modify_expr, overflow_warning.
5975 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5977 (c_parser_initializer): Pass location to
5978 default_function_array_conversion.
5979 (c_parser_initelt): Same.
5980 (c_parser_initval): Same.
5981 (c_parser_asm_operands): Same.
5982 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5983 (c_parser_conditional_expression): Same.
5984 (c_parser_binary_expression): Add location info to stack. Use it.
5985 (c_parser_unary_expression): Pass location to
5986 default_function_array_conversion, parser_build_unary_op,
5987 build_indirect_ref, c_parser_postfix_expression_after_primary.
5988 (c_parser_postfix_expression_after_primary): New location argument.
5990 (c_parser_expression_conv): Pass location to
5991 default_function_array_conversion.
5992 (c_parser_expr_list): Same.
5993 (c_parser_omp_atomic): Same.
5994 (c_parser_omp_for_loop): Same.
5995 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5996 (build_array_declarator): New argument.
5997 * c-decl.c (build_array_declarator): Add location argument.
5998 (grokdeclarator): Set id_loc for cdk_array.
5999 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6000 build_array_declarator.
6001 * tree.c (build_omp_clause): Add location argument.
6002 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6003 (OMP_CLAUSE_LOCATION): New macro.
6004 (struct tree_omp_clause): Add location field.
6005 (build_omp_clause): Add argument.
6006 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6007 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6009 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6010 (cp_parser_omp_clause_collapse): Same.
6011 (cp_parser_omp_clause_default): Same.
6012 (cp_parser_omp_clause_if): Same.
6013 (cp_parser_omp_clause_nowait): Same.
6014 (cp_parser_omp_clause_num_threads): Same.
6015 (cp_parser_omp_clause_ordered): Same.
6016 (cp_parser_omp_clause_schedule): Same.
6017 (cp_parser_omp_clause_untied): Same.
6018 (cp_parser_omp_for_loop): Same.
6019 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6020 * c-tree.h (c_start_case): Add location argument.
6021 (c_process_expr_stmt): Same.
6022 (c_finish_goto_*): Same.
6023 * tree-parloops.c (initialize_reductions): Pass location to
6025 (create_parallel_loop): Same.
6026 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6027 (gfc_trans_omp_reduction_list): Same.
6028 (gfc_trans_omp_clauses): Same.
6029 (gfc_trans_omp_do): Same.
6030 * c-typeck.c (c_finish_goto_label): Same.
6031 (c_finish_goto_ptr): New location argument.
6032 (c_start_case): Same.
6033 (emit_side_effect_warnings): Same.
6034 (c_process_expr_stmt): Same.
6035 (c_finish_stmt_expr): Same.
6036 (c_finish_omp_clauses): Use error_at instead of error.
6037 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6039 * c-omp.c (c_split_parallel_clauses): New location argument.
6040 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6041 to build_omp_clause.
6042 (convert_local_reference_stmt): Same.
6043 (convert_gimple_call): Same.
6044 * c-common.h (c_split_parallel_clauses): New argument.
6045 * c-parser.c (c_parser_statement_after_labels): Pass location to
6046 c_finish_goto_label.
6047 (c_parser_switch_statement): Pass location to c_start_case.
6048 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6049 and c_process_expr_stmt.
6050 (c_parser_omp_variable_list): Add location argument.
6051 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6052 (c_parser_omp_clause_default): Same.
6053 (c_parser_omp_clause_if): Same.
6054 (c_parser_omp_clause_num_threads): Same.
6055 (-c_parser_omp_clause_ordered): Same.
6056 (c_parser_omp_clause_reduction): Pass location to
6057 c_parser_omp_variable_list.
6058 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6059 (c_parser_omp_clause_untied): Same.
6060 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6061 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6063 * c-tree.h (check_for_loop_decls, undeclared_variable,
6064 build_component_ref, build_array_ref, build_external_ref,
6065 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6066 build_conditional_expr, build_compound_expr, c_cast_expr,
6067 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6068 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6070 * c-semantics.c (build_stmt): Same.
6071 (build_case_label): Same.
6072 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6073 (undeclared_variable): New argument.
6075 (lookup_label): Pass location on down.
6076 (define_label): Same.
6077 (finish_decl): Same.
6078 (build_compound_literal): Same.
6079 (finish_struct): Same.
6080 (finish_function): Do not set location here.
6081 (check_for_loop_decls): New argument.
6082 * tree.c (save_expr): Set location.
6083 (build_empty_stmt): New argument.
6084 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6085 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6086 * builtins.c (gimplify_va_arg_expr): Use locations.
6087 (expand_builtin_sync_operation): Same.
6088 * c-typeck.c (build_component_ref): New argument.
6089 (build_array_ref): Same.
6090 (build_external_ref): Same.
6091 (c_expr_sizeof_expr): Same.
6092 (c_expr_sizeof_type): Same.
6093 (parser_build_unary_op): Same.
6094 (build_conditional_expr): Same.
6095 (build_compound_expr): Pass location on down.
6096 (build_compound_expr): New argument.
6097 (build_c_cast): Same.
6098 (c_cast_expr): Same.
6099 (build_asm_expr): Same.
6100 (c_finish_return): Same.
6101 (c_process_expr_stmt): Pass location on down.
6102 (c_finish_stmt_expr): New argument.
6103 (push_clenaup): Same.
6104 (c_finish_omp_parallel): Same.
6105 (c_finish_omp_task): Same.
6106 * gimplify.c (gimplify_call_expr): Pass location on down.
6107 * c-omp.c (c_finish_omp_master): New argument.
6108 (c_finish_omp_critical): Same.
6109 (c_finish_omp_ordered): Same.
6110 (c_finish_omp_barrier): Same.
6111 (-c_finish_omp_taskwait): Same.
6112 (c_finish_omp_atomic): Same.
6113 (c_finish_omp_flush): Same.
6114 * tree-inline.c (copy_tree_body_r): Pass location on down.
6115 (inline_forbidden_p): Remove use of input_location.
6116 * c-gimplify.c (c_build_bind_expr): New argument.
6117 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6118 (c_sizeof_or_alignof_type): New argument.
6119 (c_alignof_expr): Same.
6120 (build_va_arg): Same.
6121 (c_add_case_label): Same.
6122 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6123 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6124 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6125 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6126 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6127 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6129 * stub-objc.c (objc_build_selector_expr): Same.
6130 (objc_build_throw_stmt): Same.
6131 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6132 (c_parser_initelt): Same.
6133 (c_parser_compound_statement): Same.
6134 (c_parser_compound_statement_nostart): Same.
6135 (c_parser_label): Same.
6136 (c_parser_statement_after_labels): Same.
6137 (c_parser_if_body): Same.
6138 (c_parser_else_body): Same.
6139 (c_parser_if_statement): Same.
6140 (c_parser_switch_statement): Same.
6141 (c_parser_while_statement): Same.
6142 (c_parser_do_statement): Same.
6143 (c_parser_for_statement): Same.
6144 (c_parser_asm_statement): Same.
6145 (c_parser_conditional_expression): Same.
6146 (c_parser_binary_expression): Same.
6147 (c_parser_cast_expression): Same.
6148 (c_parser_unary_expression): Same.
6149 (c_parser_sizeof_expression): Same.
6150 (c_parser_alignof_expression): Same.
6151 (c_parser_postfix_expression): Same.
6152 (c_parser_expression): Same.
6153 (c_parser_objc_receiver): Same.
6154 (c_parser_omp_variable_list): Same.
6155 (c_parser_omp_structured_block): Same.
6156 (c_parser_omp_atomic): New argument.
6157 (c_parser_omp_barrier): Same.
6158 (c_parser_omp_critical): Same.
6159 (c_parser_omp_flush): Pass location on down.
6160 (c_parser_omp_for_loop): New argument.
6161 (c_parser_omp_for): Same.
6162 (c_parser_omp_master): Same.
6163 (c_parser_omp_ordered): Same.
6164 (c_parser_omp_sections_scope): Same.
6165 (c_parser_omp_sections): Same.
6166 (c_parser_omp_parallel): Same.
6167 (c_parser_omp_single): Same.
6168 (c_parser_omp_task): Same.
6169 (c_parser_omp_taskwait): Pass location on down.
6170 (c_parser_omp_construct): Same.
6171 (c_parser_omp_threadprivate): Same.
6172 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6173 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6174 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6175 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6176 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6177 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6178 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6179 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6180 config/i386/i386.c, stmt.c:
6181 Add location argument to the following function definitions and/or
6182 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6183 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6184 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6185 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6186 do_case, c_finish_bc_stmt, build_compound_literal,
6187 build_function_call.
6188 * c-decl.c (build_compound_literal): Add location argument.
6189 Make all diagnostic calls use location.
6190 (start_struct): Same.
6191 (finish_struct): Same.
6193 (build_enumerator): Same.
6194 (start_function): Same.
6195 (grokdeclarator): Make all diagnostic calls use location.
6196 (store_parm_decls_oldstyle): Same.
6197 * c-typeck.c (build_function_call): Add location argument.
6198 Make all diagnostic calls use location.
6200 (c_finish_bc_stmt): Same.
6201 * tree-nested.c (get_trampoline_type): Add argument.
6202 Pass location to build_decl.
6203 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6204 * rtl.h (RTL_LOCATION): New.
6205 * c-common.c (c_add_case_label): Add location argument.
6206 Make all diagnostic calls use location.
6207 * c-common.h: Add location argument to make_fname_decl, do_case,
6208 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6209 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6210 Set it appropriately for every case. Pass enum_loc to start_enum
6211 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6213 (c_parser_struct_or_union_specifier): Save location. Use it for
6214 start_struct, finish_struct, and parser_xref_tag.
6216 2009-06-12 Ian Lance Taylor <iant@google.com>
6218 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6220 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6221 cpp_opts->warn_cxx_operator_names.
6223 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6226 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6227 is returns NULL and OP is a VCE, look through the VCE.
6229 2009-06-12 Ian Lance Taylor <iant@google.com>
6232 * collect2.c (main): Use CONST_CAST2 in code inside #if
6233 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6235 2009-06-12 Joey Ye <joey.ye@intel.com>
6238 * cfgexpand.c (get_decl_align_unit): Update
6239 max_used_stack_slot_alignment with align instead of
6240 stack_alignment_needed.
6242 * function.c (assign_stack_local_1): Update
6243 max_used_stack_slot_alignment with alignment_in_bits instead
6244 of stack_alignment_needed.
6245 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6248 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6250 * dwarf2out.c (last_var_location_insn): New variable.
6251 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6252 (dwarf2out_var_location): Don't record anything after last real
6253 insn. Only change labels if there were any real instructions
6254 in between last note and this one, or if changed sections.
6256 2009-06-11 Richard Henderson <rth@redhat.com>
6258 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6259 note when storing the frame pointer in a register.
6260 (FRP): Don't redefine to nothing for epilogue.
6261 (alpha_expand_epilogue): Mark register and sp restores.
6262 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6264 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6265 when gen_lowpart is needed.
6267 2009-06-11 Richard Henderson <rth@redhat.com>
6269 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6271 * dwarf2out.c (need_data_align_sf_opcode): New.
6272 (div_data_align): Move earlier.
6273 (def_cfa_1, reg_save): Use it.
6275 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6277 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6278 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6279 (ix86_handle_option): Handle OPT_mcrc32.
6280 (ix86_target_string): Add -mcrc32.
6281 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6283 * config/i386/i386.h (TARGET_CRC32): New.
6285 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6286 (sse4_2_crc32di): Likewise.
6288 * config/i386/i386.opt (mcrc32): New.
6290 * doc/invoke.texi: Document -mcrc32.
6292 2009-06-11 Richard Henderson <rth@redhat.com>
6294 * common.opt (gdwarf-): Accept a version number.
6295 * doc/invoke.texi (gdwarf-): Update docs.
6296 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6297 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6298 version level, and record it.
6300 * dwarf2.h (DW_CIE_VERSION): Remove.
6301 * dwarf2out.c (DWARF_VERSION): Remove.
6302 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6303 (output_call_frame_info): Use CIE version 3 for dwarf3,
6304 or if the return register column is out of range for version 1.
6305 (dwarf_stack_op_name): Add all dwarf3 values.
6306 (DEBUG_PUBTYPES_SECTION): New.
6307 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6308 encoding change for dwarf3.
6309 (output_die) [dw_val_class_die_ref]: Likewise.
6310 (output_compilation_unit_header): Emit correct version for dwarf3.
6311 (output_line_info): Likewise.
6312 (output_pubnames): Update for DWARF_VERSION removal.
6313 (output_aranges): Likewise.
6314 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6315 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6316 (dwarf2out_finish): Likewise.
6318 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6320 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6323 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6326 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6327 * builtins.c (expand_builtin_unreachable): New function.
6328 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6329 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6330 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6332 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6333 searching for missing barriers.
6335 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6337 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6338 when -fprofile-generate* was passed.
6339 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6341 2009-06-11 Anthony Green <green@moxielogic.com>
6343 * config/moxie/moxie.md: Define length attribute for all instructions.
6345 (*b<cond:code>): Support limited branch ranges for new PC-relative
6346 branch instructions.
6347 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6349 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6351 * config/i386/i386.c (min_insn_size): Use get_attr_length
6352 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6355 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6356 instead of emit_insn_before.
6358 2009-06-10 Ian Lance Taylor <iant@google.com>
6361 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6364 2009-06-10 Revital Eres <eres@il.ibm.com>
6366 * passes.c (init_optimization_passes): Reschedule
6367 predictive-commoning pass before complete unroll pass.
6369 2009-06-10 Martin Jambor <mjambor@suse.cz>
6371 * cgraph.c (cgraph_node_can_be_local_p): New function.
6372 (cgraph_make_node_local): New function.
6373 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6374 (cgraph_make_node_local): Declare.
6376 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6378 * tree.h (tree_base): Add packed_flag and user_align fields.
6379 Decrease size of spare field.
6380 (TYPE_USER_ALIGN): Use user_align from tree_base.
6381 (DECL_USER_ALIGN): Likewise.
6382 (TYPE_PACKED): Use packed_flag from tree_base.
6383 (DECL_PACKED): Likewise.
6384 (tree_type): Delete packed_flag and user_align fields. Widen
6385 precision field. Widen mode field and shuffle fields to align
6386 mode on an 8-bit boundary.
6387 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6388 Renumber decl_flag_* fields. Fix comments. Widen
6389 decl_common_unused field.
6390 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6391 (DECL_EXTERNAL): Likewise.
6392 (DECL_BIT_FIELD): Likewise.
6393 (DECL_NONADDRESSABLE_P): Likewise.
6394 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6395 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6397 2009-06-10 Ian Lance Taylor <iant@google.com>
6399 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6400 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6401 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6402 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6403 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6404 DEF_VEC_ALLOC_FUNC_P.
6405 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6406 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6407 DEF_VEC_ALLOC_FUNC_O.
6408 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6409 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6410 DEF_VEC_ALLOC_FUNC_I.
6411 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6412 (vec_stack_p_reserve_exact_1): Declare.
6413 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6414 (vec_stack_free): Declare.
6415 (VEC_stack_alloc): Define.
6416 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6417 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6418 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6419 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6421 (stack_vecs): New static variable.
6422 (vec_stack_p_reserve_exact_1): New function.
6423 (vec_stack_o_reserve_1): New static function.
6424 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6425 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6426 (vec_stack_free): New function.
6427 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6428 (VEC_df_ref_stack_alloc): Define.
6429 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6430 DEF_VEC_ALLOC_P_STACK.
6431 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6432 (struct df_collection_rec): Change _vec fields to VEC. Remove
6434 (df_free_collection_rec): Adjust for new fields.
6435 (df_insn_rescan): Use new df_collection_rec fields.
6436 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6437 (df_ref_create_structure, df_ref_record): Likewise.
6438 (df_get_conditional_uses, df_get_call_refs): Likewise.
6439 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6440 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6441 (df_record_exit_block_uses, df_bb_verify): Likewise.
6442 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6443 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6444 Remove count parameter. Change return type to void. Change all
6446 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6447 Remove count parameter. Change return type to void. Change all
6449 (df_install_refs): Change old_vec parameter to VEC. Remove count
6450 parameter. Change all callers.
6451 (df_install_mws): Change old_vec parameter to VEC. Remove count
6452 parameter. Change all callers.
6453 (df_refs_verify): Change new_rec parameter to VEC. Change call
6455 (df_mws_verify): Likewise.
6457 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6459 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6461 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6463 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6465 2009-06-10 Anthony Green <green@moxielogic.com>
6467 * config/moxie/crti.asm: New file.
6468 * config/moxie/crtn.asm: New file.
6469 * config/moxie/moxie.c: New file.
6470 * config/moxie/moxie.h: New file.
6471 * config/moxie/sfp-machine.h: New file.
6472 * config/moxie/moxie-protos.h: New file.
6473 * config/moxie/t-moxie: Created.
6474 * config/moxie/t-moxie-softfp: Created.
6475 * config/moxie/moxie.md: Created.
6476 * config/moxie/constraints.md: Created.
6477 * config.gcc: Add moxie support.
6478 * doc/md.texi (Machine Constraints): Add moxie constraints.
6479 * doc/contrib.texi (Contributors): Mention moxie port.
6480 * doc/install.texi (Specific): Mention the moxie port.
6482 2009-06-09 Ian Lance Taylor <iant@google.com>
6484 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6486 * optabs.c (optab_table): Only use designated initializers if
6487 HAVE_DESIGNATED_INITIALIZERS is defined.
6488 (convert_optab_table): Likewise.
6489 (init_optabs): Always call init_insn_codes if
6490 HAVE_DESIGNATED_INITIALIZERS is not defined.
6492 2009-06-09 Ian Lance Taylor <iant@google.com>
6494 * targhooks.c (default_builtin_vectorized_function): Change fn
6495 parameter to unsigned int.
6496 (default_builtin_vectorized_conversion): Change code parameter to
6498 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6499 * targhooks.h: Update declarations.
6500 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6501 parameter to unsigned int.
6503 * c-typeck.c (comptypes_check_enum_int): New static function.
6504 (comptypes_internal): Add enum_and_int_p parameter. Change all
6506 (comp_target_types): Add location parameter. Change all callers.
6507 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6509 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6510 (build_conditional_expr): Add colon_loc parameter. Change all
6512 (convert_for_assignment): Add location parameter. Change all callers.
6513 * c-parser.c (c_parser_conditional_expression): Pass location of
6514 colon to build_conditional_expr.
6515 * c-tree.h (build_conditional_expr): Update declaration.
6517 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6519 * graphite.c: Revert previous patch.
6521 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6524 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6526 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6528 * tree-ssa-loop-prefetch.c
6529 (loop_prefetch_arrays): Fixed a portability problem in printf format
6532 2009-06-09 Martin Jambor <mjambor@suse.cz>
6534 PR tree-optimization/40351
6535 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6536 refrence to a potential artifical subaccess can be constructed.
6538 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6540 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6541 (sh_override_options): Likewise.
6542 * config/sh/sh.c: Include params.h.
6543 (sh_optimization_options): New.
6544 (sh_override_options): Likewise.
6545 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6546 (OVERRIDE_OPTIONS): Use sh_override_options.
6548 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6550 * dwarf2out.c (emit_cfa_remember): New variable.
6551 (add_fde_cfi): If emit_cfa_remember, recurse to add
6552 DW_CFA_remember_state first.
6553 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6554 instead just set emit_cfa_remember.
6556 2009-06-08 Jan Hubicka <jh@suse.cz>
6559 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6561 2009-06-08 Jan Hubicka <jh@suse.cz>
6564 * cgraphunit.c (save_inline_function_body): Do not copy transform
6565 hooks for saved inline bodies.
6566 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6569 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6571 * jump.c (returnjump_p): Handle delayed branches. Add missing
6574 2009-06-08 Jan Hubicka <jh@suse.cz>
6577 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6578 original node might've been modified.
6579 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6581 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6583 * tree-object-size.c (addr_object_size): Add OSI argument.
6584 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6585 (compute_builtin_object_size, expr_object_size): Adjust callers.
6586 (plus_stmt_object_size): Call addr_object_size instead of
6587 compute_builtin_object_size.
6589 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6590 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6592 * tree-ssa-loop-prefetch.c
6593 (gather_memory_references): Introduced a counter for the number of
6595 (anything_to_prefetch_p): Introduced a counter for the number of
6597 (is_loop_prefetching_profitable): New function with a cost model
6599 (loop_prefetch_arrays): Use the new cost model to determine if
6600 prefetching is profitable.
6601 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6602 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6603 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6604 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6605 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6606 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6608 2009-06-08 Michael Matz <matz@suse.de>
6611 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6612 partitions use the same.
6613 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6614 for basevars of SSA_NAMEs.
6615 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6616 to not expand them twice.
6617 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6620 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6622 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6623 (fdump-final-insns=, gtoggle): New.
6624 * doc/invoke.texi: Document them.
6625 * final.c (rest_of_clean_state): Dump final insn stream.
6626 * gcc.c (invoke_as): Hook in -fcompare-debug.
6627 (static_spec_functions): Add compare-debug-dump-opt,
6628 compare-debug-self-opt and compare-debug-auxbase-opt.
6629 (compare_debug, compare_debug_second, compare_debug_opt): New.
6630 (switches_debug_check, n_switches_debug_check): New.
6631 (debug_auxbase_opt, debug_check_temp_file): New.
6632 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6634 (do_self_spec): Handle arguments after switches.
6635 (do_spec_1): Add .gk extension to temp file basenames for compare.
6636 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6637 (cc1_options): Use it instead of normal auxbase computation for
6638 the second compare-debug compilation.
6639 (compare_files): New.
6640 (main): Set up and implement compare debug mode.
6641 (compare_debug_dump_opt_spec_function): New.
6642 (compare_debug_self_opt_spec_function): New.
6643 (compare_debug_auxbase_opt_spec_function): New.
6644 * toplev.c (process_options): Handle flag_gtoggle,
6645 flag_dump_final_insns.
6646 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6647 during -fcompare-debug-second compilation.
6649 2009-06-07 Ian Lance Taylor <iant@google.com>
6651 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6652 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6654 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6655 with no default node. Change warning with %H to warning_at.
6656 Don't clear warn_switch around case checking.
6657 * doc/invoke.texi (Warning Options): Clarify distinction between
6658 -Wswitch and -Wswitch-enum.
6660 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6662 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6664 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6666 * gbl-ctors.h: Add header guard.
6668 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6670 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6671 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6672 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6673 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6674 prototypes for removed functions.
6675 (expressions_equal_p): Move to ...
6676 * tree-ssa-sccvn.h: ... here and ...
6677 * matrix-reorg.c: ... adjust includes.
6679 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6681 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6683 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6685 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6686 (finish_function): Remove erroneous whitespace.
6688 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6690 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6691 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6693 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6695 * errors.c (internal_error): Commentary typo fix.
6696 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6697 * tree-ssa-pre.c: Ditto.
6699 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6701 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6702 them is supposed to hold actual statements.
6704 2009-06-06 Ian Lance Taylor <iant@google.com>
6706 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6707 empty statements can now have attributes.
6709 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6711 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6712 * config/mips/mips.md: Ditto.
6714 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6716 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6718 (__eabi_uconvert): Likewise.
6720 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6722 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6723 CFI_* definitions with IN_GCC.
6725 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6727 * xcoffout.h (xcoffout_source_line): Update prototype.
6729 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6732 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6734 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6737 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6738 inlined_function_outer_scope_p blocks for artificial inlines
6740 * tree.c (tree_nonartificial_location): Rewrite using
6741 block_nonartificial_location.
6743 2009-06-05 Revital Eres <eres@il.ibm.com>
6744 Leehod Baruch <leehod@il.ibm.com>
6746 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6747 (expand_expr_real_1): Remove comment.
6748 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6749 Vectorize misaligned access when the target supports it.
6750 (vect_supportable_dr_alignment): Check for unaligned access support.
6751 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6754 2009-06-05 Julian Brown <julian@codesourcery.com>
6756 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6757 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6759 2009-06-05 Richard Guenther <rguenther@suse.de>
6762 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6765 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6767 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6768 (save_gprs): Don't tell unwinder when a global register is saved.
6769 (s390_emit_epilogue): Emit needed epilogue unwind info.
6771 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6773 * dwarf2out.c (deferred_asm_name): New.
6774 (add_name_and_src_coords_attributes): Defer creation of
6775 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6777 (move_linkage_attr): New.
6778 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6781 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6783 * tree-nested.c (finalize_nesting_tree_1): Declare the
6784 frame_decl in the binding tree.
6786 2009-06-04 Cary Coutant <ccoutant@google.com>
6788 * basic-block.h (struct basic_block_def): Add discriminator field.
6789 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6791 * debug.c (do_nothing_debug_hooks): Add additional entry.
6792 (debug_nothing_int_charstar_int): New function.
6793 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6794 (debug_nothing_int_charstar_int): New declaration.
6795 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6796 discriminator value in .loc directive.
6797 * final.c (last_discriminator): New variable.
6798 (discriminator): New variable.
6799 (final_start_function): Initialize above variables, pass current
6800 discriminator to debug hook.
6801 (notice_source_line): Check for discriminator change.
6802 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6803 * sdbout.c (sdbout_source_line): New parameter.
6804 * tree-cfg.c (struct locus_discrim_map): New structure type.
6805 (discriminator_per_locus): New hash table.
6806 (build_gimple_cfg): Allocate and free discriminator hash table.
6807 (make_edges): Call assign_discriminator.
6808 (locus_map_hash): New function.
6809 (locus_map_eq): New function.
6810 (next_discriminator_for_locus): New function.
6811 (same_line_p): New function.
6812 (assign_discriminator): New function.
6813 (make_cond_expr_edges): Call assign_discriminator.
6814 (make_gimple_switch_edges): Likewise.
6815 (first_non_label_stmt): New function.
6816 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6818 * xcoffout.c (xcoffout_source_line): Add new parameter.
6820 * configure.ac (gcc_cv_as_discriminator): New configury check for
6821 gas support for discriminator.
6822 * configure: Regenerate.
6823 * config.in: Regenerate.
6825 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6827 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6828 val after checking for integers.
6830 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6832 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6834 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6835 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6836 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6837 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6838 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6839 X64_SSE_REGPARM_MAX.
6840 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6841 X64_SSE_REGPARM_MAX.
6843 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6845 * gcc.c (report_times_to_file): New.
6846 (execute): Implement it.
6847 (process_command): Support -time=.
6848 * doc/invoke.texi: Document it.
6850 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6852 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6853 that have value exprs.
6855 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6857 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6858 declarations for constants until...
6859 (dw2_output_indirect_constant_1): ... this point.
6861 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6864 * arm.md (arm_addsi3): Don't try to split an add with an
6865 eliminable register until after reload has completed.
6867 2009-06-03 Ian Lance Taylor <iant@google.com>
6869 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6870 * genattrtab.c (write_length_unit_log): Likewise.
6871 * genchecksum.c (dosum): Likewise.
6872 * gengtype.c (write_rtx_next): Likewise.
6873 (finish_root_table, write_roots): Likewise.
6874 * gimple.c (gimple_ops_offset_): Likewise.
6875 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6876 * config/arc/arc.c (arc_attribute_table): Likewise.
6877 * config/arm/arm.c (arm_attribute_table): Likewise.
6878 * config/avr/avr.c (avr_attribute_table): Likewise.
6879 * config/crx/crx.c (crx_attribute_table): Likewise.
6880 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6881 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6882 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6883 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6884 * config/sh/sh.c (sh_attribute_table): Likewise.
6885 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6886 * config/spu/spu.c (spu_attribute_table): Likewise.
6887 * config/v850/v850.c (v850_attribute_table): Likewise.
6889 * config/alpha/alpha.c (vms_attribute_table): Make static.
6890 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6891 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6892 * config/mips/mips.c (mips_attribute_table): Likewise.
6894 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6896 (cc1-checksum.o): Likewise.
6898 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6900 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6902 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6904 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6905 insn if it is changing sp. Use gen_add3_insn instead of
6906 conditionally gen_addsi3 and gen_adddi3.
6907 (offset_below_red_zone_p): New static inline function.
6908 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6909 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6910 * config/rs6000/ppc-asm.h: Include auto-host.h.
6911 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6912 CFI_RESTORE): Define.
6913 * config/rs6000/crtresxgpr.asm: Add unwind info.
6914 * config/rs6000/crtresxfpr.asm: Likewise.
6915 * config/rs6000/crtresgpr.asm: Likewise.
6916 * config/rs6000/crtresfpr.asm: Likewise.
6917 * config/rs6000/crtsavgpr.asm: Likewise.
6918 * config/rs6000/crtsavfpr.asm: Likewise.
6920 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6921 argument of DWARF2_FRAME_REG_OUT macros.
6923 2009-06-03 Julian Brown <julian@codesourcery.com>
6925 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6926 words or less (including TImode) in core registers.
6928 2009-06-03 Richard Guenther <rguenther@suse.de>
6931 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6933 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6935 * statistics.c (statistics_counter_event): Do not record event
6936 in pass dump if its number == -1.
6937 (curr_statistics_hash): Add assert that we never get passes
6938 with static number == -1.
6940 2009-06-03 Richard Guenther <rguenther@suse.de>
6941 Andrey Belevantsev <abel@ispras.ru>
6943 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6944 non-BLKmode arrays addressable.
6946 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6948 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6949 * config/m68k/m68k.h: ... here.
6950 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6953 2009-06-03 Martin Jambor <mjambor@suse.cz>
6955 PR tree-optimization/40323
6956 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6959 2009-06-03 Richard Guenther <rguenther@suse.de>
6961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6964 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6966 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6967 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6968 JUMP_TABLE_DATA_P where applicable.
6969 * config/sh/sh.c: Ditto.
6970 * config/sh/sh.h: Ditto.
6971 * config/sh/sh.md: Ditto.
6972 * config/sh/symbian.c: Ditto.
6974 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6976 * config/i386/driver-i386.c (describe_cache): Optimize
6977 concatenation of strings. Use snprintf instead of sprintf.
6978 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6979 target when not compiling with GCC.
6981 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6983 * config/sh/sh.c: Revert last change.
6984 (sh_expand_epilogue): Emit a blockage insn before the frame
6985 pointer adjustment unconditionally.
6987 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6989 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6990 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6991 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6992 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6993 to COLLECT_GCC_OPTIONS.
6995 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6997 * collect2.c (target_system_root): New variable.
6998 (main): Handle --sysroot=.
6999 (ignore_library): Strip the sysroot from the library path.
7001 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7003 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7004 (collect2.o): Depend on collect2-aix.h.
7005 (collect2-aix.o): New rule.
7006 * collect2-aix.h: New file.
7007 * collect2-aix.c: Likewise.
7008 * collect2.c: Include collect2-aix.h. Don't undefine
7009 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7010 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7011 Use TARGET_AIX_VERSION instead of _AIX51.
7012 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7013 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7014 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7015 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7016 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7018 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7020 * collect2.c (ignore_library): Avoid premature post-increment
7023 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7025 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7026 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7027 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7028 CROSS_DIRECTORY_STRUCTURE too.
7029 (LINK_LIBG_SPEC): Likewise.
7030 (LIB_SPEC): Add %R to sysroot paths.
7031 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7032 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7033 * config/rs6000/aix51.h: As for aix43.h.
7034 * config/rs6000/aix52.h: Likewise.
7035 * config/rs6000/aix53.h: Likewise.
7036 * config/rs6000/aix61.h: Likewise.
7037 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7038 to the beginning of sysroot paths.
7040 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7042 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7043 INSN_LISTs that are out of the REG_NOTE range.
7045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7047 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7048 (struct var_to_expand): Likewise.
7049 (struct opt_info): Add head and tail for linked lists of the above.
7050 (analyze_insn_to_expand_var): Initialize next.
7051 (analyze_iv_to_split_insn): Likewise.
7052 (analyze_insns_in_loop): Create linked lists.
7053 (allocate_basic_variable): Simplify for use without hash table.
7054 (insert_var_expansion_initialization): Likewise, make it type-safer.
7055 (combine_var_copies_in_loop_exit): Likewise.
7056 (apply_opt_in_copies): Walk lists rather than hash tables.
7057 (release_var_copies): Simplified and inlined by hand into...
7058 (free_opt_info): ... this function.
7060 2009-06-02 Richard Guenther <rguenther@suse.de>
7062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7065 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7067 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7068 only for builtins that are not overridden.
7070 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7072 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7075 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7077 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7079 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7081 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7083 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7085 * common.opt (fdump-unnumbered-links): New.
7086 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7087 * print-rtl.c (flag_dump_unnumbered_links): New.
7088 (print_rtx): Test it.
7090 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7092 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7093 push/pop multiple to 8-byte alignment.
7095 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7097 * config/i386/i386.c (queued_cfa_restores): New static variable.
7098 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7100 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7101 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7102 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7103 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7104 note unconditionally.
7105 (ix86_emit_restore_regs_using_mov): Likewise.
7106 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7107 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7108 it through to ix86_emit_restore_reg_using_pop.
7109 (ix86_emit_leave): Add RED_OFFSET argument. Call
7110 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7111 instead of adding REG_CFA_OFFSET note unconditionally.
7112 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7113 the above functions. Call ix86_add_queued_cfa_restore_notes when
7116 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7117 force output of the label even for dwarf2out_do_cfi_asm.
7118 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7119 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7120 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7122 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7123 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7124 dwarf2out_cfi_label callers.
7125 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7126 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7127 Adjust dwarf2out_cfi_label callers.
7128 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7130 * config/i386/i386.h (struct machine_cfa_state,
7131 struct machine_function): Guard with ifndef USED_FOR_TARGET
7132 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7135 * emutls.c (__emutls_get_address): Change arr->size to mean number
7136 of allocated arr->data entries instead of # of slots + 1.
7139 * recog.c (peep2_reinit_state): New function.
7140 (peephole2_init_state): Use it at the end of a basic block and also
7141 when seeing a RTX_FRAME_RELATED_P insn.
7143 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7145 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7146 fixuns_truncrfdi2): New.
7147 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7148 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7149 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7150 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7151 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7152 *recip_approx): Remove.
7153 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7154 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7155 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7157 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7160 2009-06-01 Ian Lance Taylor <iant@google.com>
7162 * attribs.c (register_attribute): Use CONST_CAST.
7163 * collect2.c (main): Use CONST_CAST2.
7164 (scan_prog_file): Likewise.
7165 * gcc.c (process_command, main): Likewise.
7166 * toplev.c (toplev_main): Likewise.
7168 * c-typeck.c (handle_warn_cast_qual): New static function,
7169 partially broken out of build_c_cast.
7170 (build_c_cast): Call handle_warn_cast_qual.
7171 * doc/invoke.texi (Warning Options): Document new effect of
7174 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7176 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7177 (diagnostic_report_current_module): Print columns.
7178 * common.opt (flag_show_column): Enable by default.
7180 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7182 * alias.c (find_base_term): Check for NULL term before returning.
7184 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7186 Revert due to PR40320:
7187 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7188 * calls.c (emit_library_call_value_1): Don't force_operand for move
7191 2009-06-01 Olivier Hainque <hainque@adacore.com>
7192 Eric Botcazou <ebotcazou@adacore.com>
7194 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7195 to be processed as a bitfield for constructor output purposes.
7196 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7198 * varasm.c (oc_local_state): New type, output_constructor
7199 local state to support communication with helpers.
7200 (oc_outer_state): New type, output_constructor outer state of
7201 relevance in recursive calls.
7202 (output_constructor_array_range): New output_constructor helper,
7203 extracted code for an array range element.
7204 (output_constructor_regular_field): New output_constructor helper,
7205 extracted code for an element that is not a bitfield.
7206 (output_constructor_bitfield): New output_constructor helper,
7207 extracted code for a bitfield element. Accept an OUTER state
7208 argument for recursive processing. Recurse on record or array
7209 CONSTRUCTOR values, possibly past noop conversions.
7210 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7211 VALUE is a valid constant-valued expression for use in a static
7212 bit-field initializer.
7213 (output_constructor): Rework to use helpers. Accept and honor an
7214 OUTER state argument for recursive calls. Return total size. Be
7215 prepared for nested constructors initializing bitfields.
7216 (output_constant): Feed OUTER in calls to output_constructor.
7218 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7220 * calls.c (emit_library_call_value_1): Don't force_operand for move
7223 2009-06-01 Nick Clifton <nickc@redhat.com>
7225 * doc/invoke.texi (IA-64 Options): Fix typo.
7227 2009-06-01 Ira Rosen <irar@il.ibm.com>
7229 PR tree-optimization/39129
7230 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7232 (vect_do_peeling_for_loop_bound): Use
7233 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7234 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7235 (vect_loop_versioning): Likewise.
7236 (vect_create_cond_for_alias_checks): Fix indentation.
7237 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7239 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7240 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7241 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7242 "control flow in loop".
7243 (vect_estimate_min_profitable_iters): Use
7244 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7245 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7246 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7247 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7248 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7249 statement belongs to a group of strided accesses with the exact code
7251 (vectorizable_load): Likewise.
7252 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7253 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7255 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7257 * config/freebsd-stdint.h: New file.
7258 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7259 Add freebsd-stdint.h to tm_file.
7261 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7263 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7264 (thumb2_extendhidi2): Likewise.
7266 2009-05-31 Ian Lance Taylor <iant@google.com>
7268 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7270 2009-05-31 Ian Lance Taylor <iant@google.com>
7272 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7273 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7274 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7276 2009-05-31 Jason Merrill <jason@redhat.com>
7278 * tree-pretty-print.c (print_call_name): Take the callee, not the
7279 call itself. Make non-static. Use dump_function_name for functions.
7280 (dump_generic_node): Adjust.
7281 * diagnostic.h: Declare print_call_name.
7282 * gimple-pretty-print.c (dump_gimple_call): Use it.
7284 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7286 * config/sh/sh.md (ashldi3_std): New define_expand.
7289 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7292 * config/sh/sh.c: Include debug.h.
7293 (sh_expand_epilogue): Emit a blockage insn before the frame
7294 pointer adjustment also when dwarf2out_do_frame returns true.
7296 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7298 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7299 (thumb2_extendqidi2): New pattern.
7301 2009-05-31 Ira Rosen <irar@il.ibm.com>
7303 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7304 mark phis for renaming.
7305 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7306 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7307 Call mark_sym_for_renaming.
7308 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7309 * tree-vect-loop.c (vect_transform_loop): Remove
7310 vect_memsyms_to_rename initialization and a call to
7311 mark_set_for_renaming.
7313 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7316 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7317 frame related even if !set_cfa && style < 0.
7319 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7321 * config/i386/mingw-tls.c: New file.
7322 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7323 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7324 defining _WIN32 but not __CYGWIN__.
7326 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7328 * configure.ac: Add MPC support.
7330 * config.in, configure: Regenerate.
7332 2009-05-29 Richard Henderson <rth@redhat.com>
7334 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7335 NOTE_INSN_BASIC_BLOCK.
7336 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7337 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7338 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7340 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7342 (add_cfi): Disable check redefining cfa away from drap.
7343 (lookup_cfa_1): Add remember argument; handle remember/restore.
7344 (lookup_cfa): Pass remember argument.
7345 (cfa_remember): New.
7346 (compute_barrier_args_size_1): Remove sibcall check.
7347 (dwarf2out_frame_debug_def_cfa): New.
7348 (dwarf2out_frame_debug_adjust_cfa): New.
7349 (dwarf2out_frame_debug_cfa_offset): New.
7350 (dwarf2out_frame_debug_cfa_register): New.
7351 (dwarf2out_frame_debug_cfa_restore): New.
7352 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7353 (dwarf2out_begin_epilogue): New.
7354 (dwarf2out_frame_debug_restore_state): New.
7355 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7356 DW_CFA_restore_state.
7357 (output_cfi_directive): Likewise.
7358 (convert_cfa_to_fb_loc_list): Likewise.
7359 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7360 * dwarf2out.h: Update.
7361 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7362 (copy_insn_1): Early out for null.
7363 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7364 and dwarf2out_frame_debug_restore_state.
7365 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7366 (prologue_insn_hash, epilogue_insn_hash): New.
7367 (free_after_compilation): Adjust freeing accordingly.
7368 (record_insns): Create hash table if needed; push insns into
7369 hash instead of array.
7370 (maybe_copy_epilogue_insn): New.
7371 (contains): Search hash table instead of array.
7372 (sibcall_epilogue_contains): Remove.
7373 (thread_prologue_and_epilogue_insns): Split eh_return insns
7374 and mark them as epilogues.
7375 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7376 scanning in terms of basic blocks.
7377 * insn-notes.def (CFA_RESTORE_STATE): New.
7378 * jump.c (returnjump_p_1): Accept EH_RETURN.
7379 (eh_returnjump_p_1, eh_returnjump_p): New.
7380 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7381 CFA_REGISTER, CFA_RESTORE): New.
7382 * rtl.def (EH_RETURN): New.
7383 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7385 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7386 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7388 * config/i386/i386.c (gen_push): Update cfa state.
7389 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7390 add a CFA_ADJUST_CFA note.
7391 (ix86_dwarf_handle_frame_unspec): Remove.
7392 (ix86_expand_prologue): Update cfa state.
7393 (ix86_emit_restore_reg_using_pop): New.
7394 (ix86_emit_restore_regs_using_pop): New.
7395 (ix86_emit_leave): New.
7396 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7397 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7398 * config/i386/i386.h (struct machine_cfa_state): New.
7399 (ix86_cfa_state): New.
7400 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7401 (eh_return_internal): Merge from eh_return_<mode>,
7402 use eh_return rtx, split w/ epilogue.
7404 2009-05-29 Ian Lance Taylor <iant@google.com>
7406 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7408 * calls.c (emit_library_call_value_1): Likewise.
7410 * c-typeck.c (c_build_va_arg): New function.
7411 * c-tree.h (c_build_va_arg): Declare.
7412 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7413 instead of build_va_arg.
7415 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7417 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7418 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7419 (ptr_difference_cost): Use affine combinations to compute it.
7420 (difference_cost): Likewise.
7421 (get_computation_cost_at): Compute more accurate cost for addresses
7422 if the ratio is a multiplier allowed in addresses.
7423 For non-addresses, consider that an additional offset or symbol is
7426 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7428 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7429 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7431 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7432 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7433 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7435 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7436 to 1 for TYPE_SSE{IADD1,CVT1}.
7437 (prefix_vex_imm8): Removed.
7438 (length_vex): Only pass 1 as second argument to
7439 ix86_attr_length_vex_default if prefix_extra is 0.
7440 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7441 (length): For prefix vex computation use length_immediate
7442 attribute instead of prefix_vex_imm8.
7443 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7444 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7445 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7446 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7447 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7448 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7449 a space in between the operands.
7450 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7451 if one operand is 0xff and the other one si, di, bp or sp.
7452 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7453 other one si, di, bp or sp.
7454 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7455 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7456 type and mode attributes.
7457 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7458 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7459 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7460 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7461 prefix_data16 attribute iff MODE_DF.
7462 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7463 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7464 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7465 constm128_operand in length_immediate computation.
7466 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7467 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7468 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7469 length_immediate attribute to 1.
7470 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7471 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7472 for certain alternatives.
7473 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7474 prefix_data16 attribute if MODE_V1DF.
7475 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7476 length_immediate to 1.
7477 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7478 length_address to 4, set mode attribute to MODE_DI.
7479 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7480 (fxam<mode>2_i387): Set length attribute to 4.
7481 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7482 *prefetch_3dnow_rex): Override length_address attribute.
7483 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7485 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7486 (constm128_operand): Removed.
7487 * config/i386/i386.c (memory_address_length): For
7488 disp && !index && !base in 64-bit mode account for SIB byte if
7489 print_operand_address can't optimize disp32 into disp32(%rip)
7490 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7491 for fs: or gs: segment.
7492 (ix86_attr_length_immediate_default): When checking if shortform
7493 is possible, truncate immediate to the length of the non-shortened
7495 (ix86_attr_length_address_default): Ignore MEM_P operands
7497 (ix86_attr_length_vex_default): Only check for DImode on
7498 GENERAL_REG_P operands.
7499 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7500 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7501 (sse_cvttps2pi): Clear prefix_rep attribute.
7502 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7504 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7505 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7506 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7507 iff operand 2 is const_int_operand.
7508 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7509 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7510 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7512 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7514 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7515 prefix_data16 attribute for movlpd and movhpd instructions.
7516 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7517 length_immediate for shufpd instruction.
7518 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7519 (avx_cmpp<avxmodesuffixf2c><mode>3,
7520 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7521 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7522 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7523 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7524 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7525 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7526 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7527 prefix_data16 attribute for the first alternative to 1.
7528 (*avx_loadlps): Override length_immediate for the first alternative.
7529 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7530 attributes for second alternative.
7531 (*vec_concatv2sf_sse4_1): Override length_immediate and
7532 prefix_data16 attributes for second alternative.
7533 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7534 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7535 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7536 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7537 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7538 prefix_data16 and length_immediate to 1.
7539 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7541 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7542 prefix_extra attribute for variants that don't have 0f prefix alone.
7543 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7544 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7545 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7546 *sse4_1_pextrd): Set length_immediate to 1.
7547 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7548 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7550 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7551 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7552 length_immediate to 1 for second alternative.
7553 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7554 prefix_extra and length_immediate attributes for the first
7556 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7558 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7559 to 1 for the first and third alternative.
7560 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7562 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7564 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7566 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7567 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7568 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7569 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7570 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7571 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7572 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7573 ssse3_psign<mode>3): Override prefix_rex attribute.
7574 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7575 (ssse3_palignrti): Override length_immediate to 1.
7576 (ssse3_palignrdi): Override length_immediate to 1, override
7577 prefix_rex attribute.
7578 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7579 (sse4a_extrqi): Override length_immediate to 2.
7580 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7581 (sse4a_insertq): Override prefix_data16 to 0.
7582 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7583 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7584 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7585 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7586 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7587 and length_immediate to 1.
7588 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7589 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7590 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7591 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7592 and length_immediate to 1.
7593 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7594 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7595 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7596 avx_ptest256): Override prefix_extra to 1.
7597 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7598 Override prefix_data16 and length_immediate to 1.
7599 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7600 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7601 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7602 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7603 prefix_data16 to 0 and prefix_extra to 2.
7604 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7605 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7607 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7608 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7609 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7610 and prefix_extra to 2.
7611 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7612 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7613 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7614 avx_vpermilvar<mode>3,
7615 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7616 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7617 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7618 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7619 Override prefix_extra to 1.
7620 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7621 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7622 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7623 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7624 prefix_extra and length_immediate to 1.
7625 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7627 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7628 to 1 for the first alternative.
7629 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7630 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7632 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7633 *movv2sf_internal_avx, *movv2sf_internal): Override
7634 prefix_rep attribute for certain alternatives.
7635 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7636 attributes for certain alternatives.
7637 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7638 attributes for certain alternatives.
7639 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7640 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7641 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7642 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7643 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7644 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7645 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7646 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7647 length_immediate to 1 if operand 2 is const_int_operand.
7648 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7649 *vec_extractv2si_1): Set length_immediate attribute to 1.
7650 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7651 using old 3DNOW insn rather than SSE/3DNOW_A.
7652 (mmx_emms, mmx_femms): Clear modrm attribute.
7654 2009-05-29 Martin Jambor <mjambor@suse.cz>
7656 * tree-sra.c: New implementation of SRA.
7658 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7659 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7660 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7661 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7662 (SRA_MAX_STRUCTURE_COUNT): Removed.
7663 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7664 * doc/invoke.texi (sra-max-structure-size): Removed.
7665 (sra-field-structure-ratio): Removed.
7667 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7670 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7673 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7675 PR rtl-optimization/40101
7676 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7677 seqno. Adjust comment.
7678 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7679 inserting bookkeeping before a jump, the jump is not scheduled.
7680 When no positive seqno found, provide a value. Add comment.
7682 2009-05-29 Richard Guenther <rguenther@suse.de>
7684 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7685 short-cutting on the first component.
7687 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7690 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7691 for trees other than decls/types.
7693 2009-05-29 Richard Guenther <rguenther@suse.de>
7695 * tree-ssa-operands.c (get_expr_operands): Do not handle
7696 INDIRECT_REFs in the handled-component case. Remove
7697 unused get_ref_base_and_extent case.
7698 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7699 tree_low_cst and host_integerp where possible.
7700 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7701 codes for equivalence.
7702 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7704 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7706 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7707 to tmake_file for i[34567]86-*-cygwin*.
7709 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7712 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7713 (altivec_categorize_keyword, init_vector_keywords,
7714 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7717 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7719 * tree.c (handle_dll_attribute): Check if node is
7720 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7722 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7724 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7726 (thumb2_zero_extendqidi2): Likewise.
7728 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7730 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7731 instead of gen_movrt.
7732 * config/sh/sh.md (movrt): Remove.
7734 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7736 * doc/invoke.texi (IA-64 Options):
7737 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7738 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7739 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7740 -msched-prefer-non-control-spec-insns,
7741 -msched-stop-bits-after-every-cycle,
7742 -msched-count-spec-in-critical-path,
7743 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7744 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7745 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7746 and -msched-spec-verbose.
7748 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7750 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7751 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7753 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7755 2009-05-28 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa-alias.c (ao_ref_init): New function.
7758 (ao_ref_base): Likewise.
7759 (ao_ref_base_alias_set): Likewise.
7760 (ao_ref_alias_set): Likewise.
7761 (refs_may_alias_p_1): Change signature.
7762 (refs_may_alias_p): Adjust.
7763 (refs_anti_dependent_p): Likewise.
7764 (refs_output_dependent_p): Likewise.
7765 (call_may_clobber_ref_p_1): Change signature.
7766 (call_may_clobber_ref_p): Adjust.
7767 (stmt_may_clobber_ref_p_1): New function split out from ...
7768 (stmt_may_clobber_ref_p): ... here.
7769 (maybe_skip_until): Adjust signature.
7770 (get_continuation_for_phi): Likewise.
7771 (walk_non_aliased_vuses): Likewise.
7772 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7773 (ao_ref_init): Declare.
7774 (ao_ref_base): Likewise.
7775 (ao_ref_alias_set): Likewise.
7776 (stmt_may_clobber_ref_p_1): Likewise.
7777 (walk_non_aliased_vuses): Adjust.
7778 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7779 (get_ref_from_reference_ops): remove.
7780 (vn_reference_lookup_2): Adjust signature.
7781 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7782 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7783 (vn_reference_lookup): Adjust.
7784 (vn_reference_insert): Likewise.
7785 (vn_reference_insert_pieces): Adjust signature.
7786 (visit_reference_op_call): Adjust.
7787 * tree-ssa-pre.c (get_expr_type): Simplify.
7788 (phi_translate_1): Adjust.
7789 (compute_avail): Likewise.
7790 (translate_vuse_through_block): Do not re-build trees.
7791 (value_dies_in_block_x): Likewise.
7792 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7794 (vn_reference_lookup_pieces): Adjust declaration.
7795 (vn_reference_insert_pieces): Likewise.
7797 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7799 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7800 with checking disabled.
7802 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7806 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7807 macro definition for support of three-operand format aligned
7808 .comm directive in assembler on cygwin/pe/mingw target OS.
7809 * configure: Regenerate.
7810 * config.h: Regenerate.
7812 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7813 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7814 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7816 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7817 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7819 2009-05-28 Ira Rosen <irar@il.ibm.com>
7821 PR tree-optimization/40254
7822 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7823 in analysis of basic blocks.
7825 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7828 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7829 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7830 (TARGET_INITIALIZER): Use it.
7831 * cse.c (CHEAPER): Move it up to the other macros.
7832 (insert): Rename this ...
7833 (insert_with_costs): ... to this. Add cost parameters. Update
7835 (insert): New function. Call insert_with_costs.
7836 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7837 find_reg_offset_for_const, try_const_anchors): New functions.
7838 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7839 when using a const-anchor. Call insert_const_anchors.
7840 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7841 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7843 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7845 * tree-inline.c (remap_decls): Enable nonlocalized variables
7846 when not optimizing.
7848 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7850 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7851 Simplify other tests involving optimize.
7853 2009-05-27 Tom Tromey <tromey@redhat.com>
7855 * unwind-dw2.c (_Unwind_DebugHook): New function.
7856 (uw_install_context): Call _Unwind_DebugHook.
7858 2009-05-27 Tom Tromey <tromey@redhat.com>
7860 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7862 2009-05-27 Ian Lance Taylor <iant@google.com>
7864 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7865 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7866 (ALL_LINKERFLAGS): Define.
7867 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7868 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7869 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7870 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7871 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7872 $(LINKER_FOR_BUILD).
7873 (build/gcov-iov$(build_exeext)): Likewise.
7875 2009-05-27 Julian Brown <julian@codesourcery.com>
7877 * gcse.c (target.h): Include.
7878 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7879 copy of argument to a pseudo register.
7881 2009-05-27 Diego Novillo <dnovillo@google.com>
7883 * tree-ssa-live.c (dump_scope_block): Document arguments.
7884 (dump_scope_blocks): Document.
7885 (debug_scope_blocks): New.
7886 * tree-flow.h (debug_scope_blocks): Declare.
7888 2009-05-21 Denis Chertykov <denisc@overta.ru>
7890 * doc/contrib.texi (Contributors): Add myself to the list.
7892 2009-05-27 Olivier Hainque <hainque@adacore.com>
7894 * expr.c (target_align): New function. Alignment the TARGET of an
7895 assignment may be assume to have.
7896 (highest_pow2_factor_for_target): Use it instead of relying on
7897 immediate tree attributes of TARGET, not necessarily honored when
7898 intermediate bitfields are involved.
7900 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7903 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7904 AVX, SSE4, AES, PCLMUL and POPCNT.
7906 2009-05-27 Diego Novillo <dnovillo@google.com>
7908 * tree-pretty-print.c (dump_location): New.
7909 (dump_generic_node): Call it.
7910 Factor code to handle BLOCK nodes ...
7911 (dump_block_node): ... here.
7913 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7915 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7917 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7919 * gcc-plugin.h: Include config.h and system.h.
7920 (IN_GCC): Define if not defined.
7922 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7925 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7928 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7930 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7932 * config/m32r/m32r.h: Ditto.
7933 * config/m32r/m32r.md: Ditto.
7934 * config/m32r/predicates.md: Ditto.
7936 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7938 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7940 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7943 (Loading plugins): typo.
7944 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7945 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7946 (Interacting with the GCC Garbage Collector): Added new section.
7947 (Giving information about a plugin): Added new section for
7949 * ggc.h (ggc_register_root_tab): Added declaration.
7950 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7951 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7952 (register_callback): Improved comment in declaration.
7953 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7954 (extra_root_vec) Added static variable for dynamic roots registration.
7955 (ggc_register_root_tab) Added new routine.
7956 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7957 PLUGIN_GGC_MARKING event.
7958 * ggc-zone.c: Include plugin.h.
7959 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7960 * ggc-page.c: Include plugin.h.
7961 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7962 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7963 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7964 (register_callback): check lack of callbacks for
7965 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7966 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7967 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7968 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7969 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7970 dependency on plugin.h.
7971 (plugin.o): Added dependency on ggc.h...
7973 2009-05-26 Richard Guenther <rguenther@suse.de>
7977 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7978 with mismatched comparison modes.
7980 * expr.c (expand_expr_real_1): Expand the operand of a
7981 VIEW_CONVERT_EXPR in its natural mode.
7983 2009-05-26 Ian Lance Taylor <iant@google.com>
7985 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7986 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7987 (ALL_COMPILERFLAGS): Define.
7988 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7989 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7990 (collect2$(exeext), collect2.o): Likewise.
7991 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7992 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7993 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7994 (libbackend.o, intl.o, cppdefault.o): Likewise.
7995 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7996 (build/%.o): Use $(COMPILER_FOR_BUILD).
7997 (build/gen%$(build_exeext)): Likewise.
7998 (build/gcov-iov$(build_exeext)): LIkewise.
7999 * config/t-darwin (darwin.o): Use $(COMPILER).
8000 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8001 * config/t-sol2 (sol2-c.o): Likewise.
8003 * config/t-vxworks (vxworks.o): Likewise.
8004 * config/x-darwin (host-darwin.o): Likewise.
8005 * config/x-hpux (host-hpux.o): Likewise.
8006 * config/x-linux (host-linux.o): Likewise.
8007 * config/x-solaris (host-solaris.o): Likewise.
8008 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8009 * config/arm/t-arm (arm-c.o): Likewise.
8010 * config/arm/t-pe (pe.o): Likewise.
8011 * config/arm/t-wince-pe (pe.o): Likewise.
8012 * config/i386/t-cygming (winnt.o): Likewise.
8013 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8014 * config/i386/t-cygwin (cygwin1.o): Likewise.
8015 (cygwin2.o): Likewise.
8016 * config/i386/t-i386 (i386-c.o): Likewise.
8017 * config/i386/t-interix (winnt.o): Likewise.
8018 * config/i386/t-netware (netware.o): Likewise.
8019 * config/i386/t-nwld (nwld.o): Likewise.
8020 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8021 * config/i386/x-i386 (driver-i386.o): Likewise.
8022 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8023 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8024 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8025 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8026 * config/mips/x-native (driver-native.o): Likewise.
8027 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8028 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8029 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8030 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8031 * config/score/t-score-elf (score7.o): Likewise.
8032 (score3.o): Likewise.
8033 * config/sh/t-sh (sh-c.o): Likewise.
8034 * config/sh/t-symbian (sh-c.o): Likewise.
8035 (symbian.o): Likewise.
8036 * config/spu/t-spu-elf (spu-c.o): Likewise.
8037 * config/v850/t-v850 (v850-c.o): Likewise.
8038 * config/v850/t-v850e (v850-c.o): Likewise.
8040 2009-05-26 Richard Guenther <rguenther@suse.de>
8042 PR tree-optimization/40122
8043 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8044 VECTOR_CSTs if possible.
8045 (fold_gimple_assign): Likewise.
8047 2009-05-26 Richard Guenther <rguenther@suse.de>
8050 * fold-const.c (fold_binary): Use the correct types for building
8053 2009-05-26 Richard Guenther <rguenther@suse.de>
8055 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8056 redundant calls to merge_alias_info.
8057 (bump_vector_ptr): Likewise.
8058 * tree-ssa-copy.c (merge_alias_info): Remove.
8059 (replace_exp_1): Remove call to merge_alias_info.
8060 (propagate_tree_value): Likewise.
8061 (fini_copy_prop): Propagate points-to info.
8062 * tree-flow.h (merge_alias_info): Remove.
8064 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8066 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8068 2009-05-25 Jan Hubicka <jh@suse.cz>
8070 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8071 * cgraph.h (struct inline_summary): New filed self_wize,
8072 size_inlining_benefit, self_time and time_inlining_benefit.
8073 (struct cgraph_global_info): Replace insns by time ans size fields.
8074 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8075 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8076 (ipcp_update_callgraph): Do not touch function bodies.
8077 * ipa-inline.c: Include except.h
8078 (MAX_TIME): New constant.
8079 (overall_insns): Remove.
8081 (overall_size, max_benefit): New static variables.
8082 (cgraph_estimate_time_after_inlining): New function.
8083 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8084 (cgraph_clone_inlined_nodes): Update size.
8085 (cgraph_mark_inline_edge): Update size.
8086 (cgraph_estimate_growth): Use size info.
8087 (cgraph_check_inline_limits): Check size.
8088 (cgraph_default_inline_p): Likewise.
8089 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8090 (cgraph_decide_recursive_inlining): Check size.
8091 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8093 (cgraph_decide_inlining): Likewise.
8094 (cgraph_decide_inlining_incrementally): Likewise; honor
8095 PARAM_EARLY_INLINING_INSNS.
8096 (likely_eliminated_by_inlining_p): New predicate.
8097 (estimate_function_body_sizes): New function.
8098 (compute_inline_parameters): Use it.
8099 * except.c (must_not_throw_labels): New function.
8100 * except.h (must_not_throw_labels): Declare.
8101 * tree-inline.c (init_inline_once): Kill inlining_weigths
8102 * tree-ssa-structalias.c: Avoid uninitialized warning.
8103 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8104 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8105 (PARAM_INLINE_CALL_COST): Remove.
8106 (PARAM_EARLY_INLINING_INSNS): New.
8108 2009-05-25 Richard Guenther <rguenther@suse.de>
8110 PR tree-optimization/36327
8111 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8112 callback for reference translation or lookup at the point of may-defs.
8113 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8114 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8115 for union COMPONENT_REFs.
8116 (vn_reference_lookup_3): New callback. Lookup from memset
8117 and CONSTRUCTOR assignment, translate through struct copies.
8118 (vn_reference_lookup_pieces): Make sure to not free the
8119 passed operands array. Adjust walk_non_aliased_vuses call.
8120 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8121 make sure we do not leak memory.
8123 2009-05-25 Richard Guenther <rguenther@suse.de>
8125 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8126 * tree-inline.c (expand_call_inline): Reset the escaped and
8128 * tree-ssa-structalias.c (pass_build_ealias): New.
8129 * tree-pass.h (pass_build_ealias): Declare.
8130 * passes.c (init_optimization_passes): Add PTA during
8131 early optimizations.
8132 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8133 and CALLUSED solutions.
8134 (dump_points_to_solution): New function, split out from ...
8135 (dump_points_to_info_for): ... here.
8136 * tree-parloops.c (parallelize_loops): Reset the escaped and
8139 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8142 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8143 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8145 2009-05-25 Ira Rosen <irar@il.ibm.com>
8147 PR tree-optimization/40238
8148 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8149 statements after basic block's labels.
8150 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8151 to free the allocated memory.
8153 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8155 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8156 return address with a USE.
8158 2009-05-24 Richard Guenther <rguenther@suse.de>
8161 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8162 array type from the main variant of the inner type.
8164 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8166 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8167 definition to bool (from int) to un-break build.
8168 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8170 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8172 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8173 discard_stmt_changes): Delete.
8174 * tree-ssa-operands.c (scb_stack): Delete.
8175 (init_ssa_operands): Do not initialize it.
8176 (fini_ssa_operands): Do not free it.
8177 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8179 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8180 update_stmt, remove the others. Fix comments.
8181 * tree-dfa.c (optimize_stack_restore): Likewise.
8182 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8183 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8184 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8185 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8187 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8188 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8189 (dom_opt_finalize_block): Likewise, adjusting access to
8191 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8192 (stmts_to_rescan): Change item type to gimple.
8193 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8195 2009-05-24 Ira Rosen <irar@il.ibm.com>
8197 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8198 * tree-pass.h (pass_slp_vectorize): New pass.
8199 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8200 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8201 * tree-vectorizer.c (timevar.h): Include.
8202 (user_vect_verbosity_level): Declare.
8203 (vect_location): Fix comment.
8204 (vect_set_verbosity_level): Update user_vect_verbosity_level
8205 instead of vect_verbosity_level.
8206 (vect_set_dump_settings): Add an argument. Ignore user defined
8207 verbosity if dump flags require higher level of verbosity. Print to
8208 stderr only for loop vectorization.
8209 (vectorize_loops): Update call to vect_set_dump_settings.
8210 (execute_vect_slp): New function.
8211 (gate_vect_slp): Likewise.
8212 (struct gimple_opt_pass pass_slp_vectorize): New.
8213 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8215 (vec_info_for_bb): New function.
8216 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8217 (VECTORIZATION_ENABLED): New macro.
8218 (SLP_ENABLED, SLP_DISABLED): Likewise.
8219 (vect_is_simple_use): Add bb_vec_info argument.
8220 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8221 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8222 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8223 vect_schedule_slp, vect_analyze_slp): Likewise.
8224 (vect_analyze_stmt): Add slp_tree argument.
8225 (find_bb_location): Declare.
8226 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8227 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8228 (vect_analyze_loop_operations, vect_analyze_loop,
8229 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8230 vect_finalize_reduction, vectorizable_reduction,
8231 vectorizable_live_operation, vect_transform_loop): Likewise.
8232 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8233 skip evolution analysis if analyzing a basic block.
8234 (dr_analyze_indices): Likewise.
8235 (initialize_data_dependence_relation): Skip the test whether the
8236 object is invariant for basic blocks.
8237 (compute_all_dependences): Skip dependence analysis for data
8238 references in basic blocks.
8239 (find_data_references_in_stmt): Don't fail in case of invariant
8240 access in basic block.
8241 (find_data_references_in_bb): New function.
8242 (find_data_references_in_loop): Move code to
8243 find_data_references_in_bb and add a call to it.
8244 (compute_data_dependences_for_bb): New function.
8245 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8246 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8248 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8249 unknown dependence in basic block and fail in case of dependence in
8251 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8252 dependence instances from either loop or basic block vectorization
8254 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8255 before calling nested_in_vect_loop_p.
8256 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8257 dependence instances from either loop or basic block vectorization
8259 (vect_verify_datarefs_alignment): Likewise.
8260 (vect_enhance_data_refs_alignment): Adjust function calls.
8261 (vect_analyze_data_refs_alignment): Likewise.
8262 (vect_analyze_group_access): Fix printing. Skip different checks if
8263 DR_STEP is 0. Keep strided stores either in loop or basic block
8264 vectorization data structure. Fix indentation.
8265 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8267 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8268 dependence instances from either loop or basic block vectorization
8270 (vect_analyze_data_refs): Update comment. Call
8271 compute_data_dependences_for_bb to analyze basic blocks.
8272 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8273 case of loop vectorization. In case of basic block vectorization use
8274 data-ref itself as a base.
8275 (vect_create_data_ref_ptr): In case of basic block vectorization:
8276 don't advance the pointer, add new statements before the current
8277 statement. Adjust function calls.
8278 (vect_supportable_dr_alignment): Support only aligned accesses in
8279 basic block vectorization.
8280 * common.opt (ftree-slp-vectorize): New flag.
8281 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8282 (vect_pattern_recog_1): Likewise.
8283 * tree-vect-stmts.c (process_use): Likewise.
8284 (vect_init_vector): Add new statements in the beginning of the basic
8285 block in case of basic block SLP.
8286 (vect_get_vec_def_for_operand): Adjust function calls.
8287 (vect_finish_stmt_generation): Likewise.
8288 (vectorizable_call): Add assert that it is loop vectorization, adjust
8290 (vectorizable_conversion, vectorizable_assignment): Likewise.
8291 (vectorizable_operation): In case of basic block SLP, take
8292 vectorization factor from statement's type and skip the relevance
8293 check. Adjust function calls.
8294 (vectorizable_type_demotion): Add assert that it is loop
8295 vectorization, adjust function calls.
8296 (vectorizable_type_promotion): Likewise.
8297 (vectorizable_store): Check for outer loop only in case of loop
8298 vectorization. Adjust function calls. For basic blocks, skip the
8299 relevance check and don't advance pointers.
8300 (vectorizable_load): Likewise.
8301 (vectorizable_condition): Add assert that it is loop vectorization,
8302 adjust function calls.
8303 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8304 that it is not reduction, get vector type, call only supported
8305 functions, skip loop specific parts.
8306 (vect_transform_stmt): Check for outer loop only in case of loop
8308 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8309 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8310 for external definition.
8311 * passes.c (pass_slp_vectorize): New pass.
8312 * tree-vect-slp.c (find_bb_location): New function.
8313 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8314 check for patterns only in loops.
8315 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8316 case of multiple types in basic block SLP.
8317 (vect_mark_slp_stmts_relevant): New function.
8318 (vect_supported_load_permutation_p): Fix comment.
8319 (vect_analyze_slp_instance): Add argument. In case of basic block
8320 SLP, take vectorization factor from statement's type, check that
8321 unrolling factor is 1. Adjust function call. Save SLP instance in
8322 either loop or basic block vectorization structure. Return FALSE,
8324 (vect_analyze_slp): Add argument. Get strided stores groups from
8325 either loop or basic block vectorization structure. Return FALSE
8326 if basic block SLP failed.
8327 (new_bb_vec_info): New function.
8328 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8329 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8330 (vect_schedule_slp): Add argument. Get SLP instances from either
8331 loop or basic block vectorization structure. Set vectorization factor
8332 to be 1 for basic block SLP.
8333 (vect_slp_transform_bb): New function.
8334 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8336 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8338 * final.c (shorten_branches): Do not align labels for jump tables.
8339 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8341 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8343 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8344 Remove outdated reference to flow.c and fix nits.
8345 * doc/gccint.texi: Tweak RTL description.
8346 * doc/rtl.texi: Likewise.
8348 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8350 * config/avr/avr.c: Change my email address.
8351 * config/avr/avr.h: Likewise.
8352 * config/avr/avr.md: Likewise.
8353 * config/avr/avr-protos.h: Likewise.
8354 * config/avr/libgcc.S: Likewise.
8356 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8358 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8359 (spu_split_load, spu_split_store): Change return type to int.
8360 (spu_split_convert): Declare.
8361 * config/spu/predicates.md (spu_mem_operand): Remove.
8362 (spu_mov_operand): Update.
8363 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8364 * config/spu/spu.c (regno_aligned_for_load): Remove.
8365 (reg_aligned_for_addr, spu_expand_load): Define.
8366 (spu_expand_extv): Reimplement and handle MEM.
8367 (spu_expand_insv): Handle MEM.
8368 (spu_sched_reorder): Handle insn's with length 0.
8369 (spu_legitimate_address_p): Reimplement.
8370 (store_with_one_insn_p): Return TRUE for any mode with size
8371 larger than 16 bytes.
8372 (address_needs_split): Define.
8373 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8375 (spu_convert_move): Define.
8376 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8377 (spu_split_store): Change all MEM's to TImode.
8378 (spu_init_expanders): Preallocate registers that correspond to
8379 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8381 (spu_split_convert): Define.
8382 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8383 (_move<mode>, _movdi, _movti): Update predicate and condition.
8384 (load, store): Change to define_split.
8385 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8387 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8388 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8389 define_insn_and_split of lshr<mode>3.
8390 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8391 (<v>ashr<mode>3_imm): Define.
8392 (extv, extzv, insv): Allow MEM operands.
8393 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8394 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8395 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8396 (_spu_convert2): Change to define_insn_and_split and remove the
8397 corresponding define_peephole2.
8398 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8399 Change predicates to memory_operand.
8401 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8403 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8405 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8407 PR tree-optimization/40219
8408 * tree.c (iterative_hash_expr): Make sure the builtin function is
8409 a normal builtin function and not a front end or back end builtin
8410 before indexing into the built_in_decls array.
8412 2009-05-22 Richard Guenther <rguenther@suse.de>
8415 * alias.c (write_dependence_p): Do not use TBAA for answering
8416 anti-dependence or output-dependence.
8417 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8418 (emit_pointer_definition): Remove.
8419 (emit_alias_warning): Likewise.
8420 (find_what_var_points_to): Remove TBAA pruning code.
8421 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8423 (compute_points_to_sets): Remove code computing the set of
8424 dereferenced pointers.
8425 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8426 oracle for querying anti and output dependencies.
8427 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8428 if TBAA may be applied.
8429 (refs_anti_dependent_p): New function.
8430 (refs_output_dependent_p): Likewise.
8431 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8432 (refs_output_dependent_p): Likewise.
8433 * doc/tree-ssa.texi (Memory model): New section.
8434 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8435 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8436 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8437 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8438 * expr.c (expand_expr_real_1): Likewise.
8439 * gimple-low.c (lower_stmt): Likewise.
8440 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8441 (dump_gimple_cdt): Remove.
8442 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8443 (gimple_size): Likewise.
8444 (walk_gimple_op): Likewise.
8445 (is_gimple_stmt): Likewise.
8446 (walk_stmt_load_store_addr_ops): Likewise.
8447 (gimple_build_cdt): Remove.
8448 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8449 * gimple.h (gimple_cdt_new_type): Remove.
8450 (gimple_cdt_new_type_ptr): Likewise.
8451 (gimple_cdt_set_new_type): Likewise.
8452 (gimple_cdt_location): Likewise.
8453 (gimple_cdt_location_ptr): Likewise.
8454 (gimple_cdt_set_location): Likewise.
8455 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8456 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8457 GIMPLE_CHANGE_DYNAMIC_TYPE.
8458 (verify_types_in_gimple_stmt): Likewise.
8459 * tree-inline.c (estimate_num_insns): Likewise.
8460 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8461 (copy_decl_to_var): Likewise.
8462 (copy_result_decl_to_var): Likewise.
8463 * tree-pretty-print.c (dump_generic_node): Do not handle
8464 CHANGE_DYNAMIC_TYPE_EXPR.
8465 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8466 * tree-ssa-operands.c (get_expr_operands): Likewise.
8467 * tree-ssa-structalias.c (struct variable_info): Remove
8468 no_tbaa_pruning member.
8469 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8470 (unify_nodes): Do not copy it.
8471 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8472 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8473 (set_uids_in_ptset): Do not check it.
8474 (find_what_var_points_to): Likewise.
8475 (compute_tbaa_pruning): Remove.
8476 (compute_points_to_sets): Do not call it.
8477 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8478 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8479 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8480 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8481 (DECL_NO_TBAA_P): Likewise.
8482 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8483 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8484 (expand_omp_atomic_pipeline): Do not set it.
8485 * print-tree.c (print_node): Do not dump it.
8486 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8489 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8492 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8495 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8497 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8500 2009-05-22 Ben Elliston <bje@au.ibm.com>
8502 * Makefile.in (bversion.h, s-bversion): New targets.
8503 (TOPLEV_H): Add bversion.h.
8504 * toplev.h: Include "bversion.h".
8505 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8506 the __format__ attribute only if compiling with the same version
8507 of GCC as the sources (the "build version").
8509 2009-05-22 Ben Elliston <bje@au.ibm.com>
8511 * c-format.c (handle_format_attribute): Fix comment typo.
8513 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8516 * config/ia64/ia64.opt (mfused-madd): New.
8517 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8518 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8519 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8520 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8521 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8522 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8523 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8524 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8525 instruction if !TARGET_FUSED_MADD.
8526 (fpma, fpms): Remove colon from name.
8528 2009-05-22 Richard Guenther <rguenther@suse.de>
8530 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8531 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8532 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8534 (create_expression_by_pieces): Only convert if necessary.
8535 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8536 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8538 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8540 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8541 regular pattern from a template and rename it ...
8542 (*extzv_truncsi_exts): ... to this.
8544 2009-05-21 Richard Guenther <rguenther@suse.de>
8546 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8547 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8548 (cgraph_default_inline_p): Likewise.
8549 (cgraph_decide_inlining_incrementally): Likewise.
8551 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8552 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/cpuid.h (bit_MOVBE): New.
8556 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8558 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8559 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8560 (ix86_handle_option): Handle OPT_mmovbe.
8561 (ix86_target_string): Add -mmovbe.
8562 (pta_flags): Add PTA_MOVBE.
8563 (processor_alias_table): Add PTA_MOVBE to "atom".
8564 (override_options): Handle PTA_MOVBE.
8566 * config/i386/i386.h (TARGET_MOVBE): New.
8568 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8569 (*bswapsi_movbe): New.
8570 (*bswapdi_movbe): Likewise.
8571 (bswapdi2): Renamed to ...
8573 (bswapdi2): New expander.
8575 * config/i386/i386.opt (mmovbe): New.
8577 * doc/invoke.texi: Document -mmovbe.
8579 2009-05-21 Taras Glek <tglek@mozilla.com>
8581 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8582 * gcc-plugin.h (plugin_init): Updated signature.
8583 * gcc-plugin.h (plugin_name_args): Moved to this header.
8584 * doc/plugins.texi (plugin_init): Updated documention to reflect
8586 * doc/plugins.texi (plugin_name_args): Added to documention.
8588 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8590 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8591 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8593 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8595 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8596 JUMP_TABLE_DATA_P predicates where applicable.
8597 * config/i386/predicates.md: Ditto.
8598 * config/i386/sse.md: Ditto.
8600 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8602 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8603 operand2 -128 override length_immediate attribute to 1.
8604 * config/i386/predicates.md (constm128_operand): New predicate.
8606 * config/i386/i386.c (memory_address_length): Handle %r12
8607 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8609 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8610 mode look through optional ZERO_EXTEND and SUBREG.
8611 * config/i386/i386.md (R12_REG): New define_constant.
8612 (prefix_data16): For sse unit set also for MODE_TI insns.
8613 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8614 insns set if operand 1 is ext_QIreg_operand.
8615 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8616 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8618 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8619 mode from MODE_DI to MODE_SI.
8620 (movdi_1_rex64): Override modrm and length_immediate attributes
8621 only for movabs (TYPE_IMOV, alternative 2).
8622 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8623 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8624 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8625 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8626 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8627 prefix_rex attribute if DImode.
8628 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8629 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8630 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8631 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8632 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8633 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8634 Likewise. For TYPE_IMOV clear length_immediate attribute.
8635 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8636 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8637 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8638 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8639 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8640 or one operand TYPE_ISHIFT.
8641 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8642 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8643 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8644 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8645 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8646 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8647 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8648 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8649 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8650 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8651 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8652 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8653 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8654 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8655 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8656 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8657 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8658 set mode attribute, don't override length attribute.
8659 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8661 (return_internal_long): Set length attribute to 2 instead of 1.
8662 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8663 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8664 prefix_rex attribute.
8665 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8667 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8669 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8671 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8673 2009-05-20 Ian Lance Taylor <iant@google.com>
8675 * tree.c (build_tree_list_vec_stat): New function.
8676 (ctor_to_vec): New function.
8677 (build_nt_call_vec): New function.
8678 (build_call_array): Change args to be a const pointer.
8679 (build_call_vec): New function.
8680 * tree.h (build_nt_call_vec): Declare.
8681 (build_tree_list_vec_stat): Declare.
8682 (build_tree_list_vec): Define.
8683 (build_call_array): Update declaration.
8684 (build_call_vec): Declare.
8685 (ctor_to_vec): Declare.
8686 * c-common.c (tree_vector_cache): New static variable.
8687 (make_tree_vector): New function.
8688 (release_tree_vector): New function.
8689 (make_tree_vector_single): New function.
8690 (make_tree_vector_copy): New function.
8691 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8692 (make_tree_vector_single, make_tree_vector_copy): Declare.
8693 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8694 (c_parser_expr_list): Don't manage cache here, instead call
8696 (c_parser_release_expr_list): Remove static function.
8697 (c_parser_vec_to_tree_list): Remove static function.
8698 (c_parser_attributes): Call build_tree_list_vec instead of
8699 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8700 c_parser_release_expr_list.
8701 (c_parser_postfix_expression_after_primary): Likewise.
8702 (c_parser_objc_keywordexpr): Likewise.
8704 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8706 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8707 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8708 TARGET_CONVERT_TO_TYPE.
8709 * hooks.c (hook_tree_const_tree_null): Define.
8710 * hooks.h (hook_tree_const_tree_null): Declare.
8711 * target.h (struct gcc_target): Add invalid_parameter_type,
8712 invalid_return_type, promoted_type, and convert_to_type fields.
8713 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8714 (TARGET_INVALID_RETURN_TYPE): Define.
8715 (TARGET_PROMOTED_TYPE): Define.
8716 (TARGET_CONVERT_TO_TYPE): Define.
8717 (TARGET_INITIALIZER): Update for new fields.
8718 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8719 (grokparms): Check targetm.invalid_parameter_type.
8720 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8721 * c-convert.c (convert): Check targetm.convert_to_type.
8723 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8725 * config/mips/mips.md (*extenddi_truncate<mode>,
8726 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8728 (*extendhi_truncateqi): New define_insn_and_sptit.
8730 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8733 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8734 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8736 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8738 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8739 the operand of VIEW_CONVERT_EXPR.
8741 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8743 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8744 extended family and model for Intel processors. Support Intel Atom.
8746 2009-05-20 Olivier Hainque <hainque@adacore.com>
8748 * gstab.h (stab_code_type): Define, to be used instead of the
8749 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8751 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8752 occurrences by stab_code_type.
8753 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8755 2009-05-20 Martin Jambor <mjambor@suse.cz>
8757 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8758 (sra_insert_before): Likewise.
8759 (sra_insert_after): Likewise.
8760 (sra_init_cache): Likewise.
8761 (sra_type_can_be_decomposed_p): Likewise.
8762 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8763 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8764 (sra_insert_before): Likewise.
8765 (sra_insert_after): Likewise.
8766 (sra_init_cache): Likewise.
8767 (insert_edge_copies_seq): Made static and moved upwards.
8769 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8772 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8774 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8775 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8778 2009-05-20 Richard Guenther <rguenther@suse.de>
8780 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8781 with mismatched comparison modes.
8783 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8785 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8786 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8787 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8788 with shifts for Thumb2.
8789 (orsi_notsi): New for orn.
8790 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8791 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8792 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8793 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8794 Don't invert remainder for IOR.
8796 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8798 PR tree-optimization/40087
8799 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8800 number_of_iterations_ne): Rename never_infinite argument.
8801 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8802 number_of_iterations_le): Handle pointer-type ivs when
8803 exit_must_be_taken is false.
8804 (number_of_iterations_cond): Do not always assume that
8805 exit_must_be_taken if the control variable is a pointer.
8807 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8809 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8810 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8812 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8814 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8815 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8817 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8820 * c.opt (Wlogical-op): Disabled by default.
8821 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8823 * doc/invoke.texi (Wlogical-op): Likewise.
8825 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8827 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8829 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8830 Propagate the type of the first operand.
8831 <ASSERT_EXPR>: Simplify.
8832 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8833 Rewrite using the RHS code as discriminant.
8834 <NOP_EXPR>: Turn into CASE_CONVERT.
8835 <PLUS_EXPR>: Propagate the type of the first operand.
8837 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8839 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8840 (ia64_dconst_0_375): New.
8841 * config/ia64/ia64.c (ia64_override_options): Remove
8842 -minline-sqrt-min-latency warning.
8843 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8844 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8845 * config/ia64/ia64.md (*sqrt_approx): Remove.
8846 (sqrtsf2): Remove #if 0.
8847 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8848 (sqrtdf): Remove assert.
8849 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8850 (sqrtxf2): Remove #if 0.
8851 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8852 * div.md (sqrt_approx_rf): New.
8853 (sqrtsf2_internal_thr): New implementation.
8854 (sqrtsf2_internal_lat): New.
8855 (sqrtdf2_internal_thr: New implementation.
8856 (sqrtxf2_internal): New implementation.
8858 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8859 Hans-Peter Nilsson <hp@axis.com>
8861 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8862 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8863 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8864 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8865 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8866 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8867 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8868 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8869 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8870 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8871 * c-common.c: ...from here.
8873 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8875 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8877 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8879 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8881 2009-05-19 Ben Elliston <bje@au.ibm.com>
8883 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8884 assignments with memcpy calls.
8885 (add_fdes): Likewise.
8886 (binary_search_unencoded_fdes): Likewise.
8887 (linear_search_fdes): Eliminate type puns.
8889 2009-05-19 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8892 not falsely claim to have propagated into all uses.
8894 2009-05-19 Ben Elliston <bje@au.ibm.com>
8896 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8899 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8901 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8902 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8903 (TARGET_LEGITIMATE_ADDRESS_P): New.
8904 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8905 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8907 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8910 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8911 child of the containing namespace's DIE.
8913 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8915 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8916 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8917 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8920 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8924 gen_align with gen_pad.
8925 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8926 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8928 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8929 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8931 * config/i386/i386.md (align): Renamed to ...
8932 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8933 ASM_OUTPUT_MAX_SKIP_PAD.
8935 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8937 * config.gcc: Fix variable syntax.
8940 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8941 before calling exact_log2.
8942 (output_iorsi3): Likewise.
8943 (output_xorsi3): Likewise.
8945 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8947 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8948 for the none zero constant operand except for EQ and NE
8949 comprisons even when the first operand is R0.
8951 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8953 * config/s390/2064.md: Remove trailing whitespaces.
8954 * config/s390/2084.md: Likewise.
8955 * config/s390/constraints.md: Likewise.
8956 * config/s390/fixdfdi.h: Likewise.
8957 * config/s390/libgcc-glibc.ver: Likewise.
8958 * config/s390/s390-modes.def: Likewise.
8959 * config/s390/s390-protos.h: Likewise.
8960 * config/s390/s390.c: Likewise.
8961 * config/s390/s390.h: Likewise.
8962 * config/s390/s390.md: Likewise.
8963 * config/s390/tpf-unwind.h: Likewise.
8965 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8967 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8969 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8972 * configure.ac (m68k-*-*): Check if binutils support TLS.
8973 * configure: Regenerate.
8974 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8975 * config/m68k/constraints.md (Cu): New constraint.
8976 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8977 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8978 (movsi): Handle TLS symbols.
8979 (addsi3_5200): Handle XTLS symbols, indent.
8980 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8981 (m68k_tls_reference_p): Declare.
8982 (m68k_legitimize_address): Declare.
8983 (m68k_unwrap_symbol): Declare.
8984 * config/m68k/m68k.opt (mxtls): New option.
8985 * config/m68k/m68k.c (ggc.h): Include.
8986 (m68k_output_dwarf_dtprel): Implement hook.
8987 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8988 (m68k_expand_prologue): Load GOT pointer when function needs it.
8989 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8990 (m68k_legitimate_constant_address_p): Same.
8991 (m68k_decompose_address): Handle TLS references.
8992 (m68k_get_gp): New static function.
8993 (enum m68k_reloc): New contants.
8994 (TLS_RELOC_P): New macro.
8995 (m68k_wrap_symbol): New static function.
8996 (m68k_unwrap_symbol): New function.
8997 (m68k_final_prescan_insn_1): New static function.
8998 (m68k_final_prescan_insn): New function.
8999 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9001 (legitimize_pic_address): Handle TLS references..
9002 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9003 (m68k_libcall_value_in_a0_p)
9004 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9005 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9006 (m68k_legitimize_tls_address): Handle TLS references.
9007 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9009 (m68k_legitimize_address): Handle TLS symbols.
9010 (m68k_get_reloc_decoration): New static function.
9011 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9013 (m68k_output_dwarf_dtprel): Implement hook.
9014 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9015 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9016 m68k_call_* routines.
9017 (sched_attr_op_type): Handle TLS symbols.
9018 (gt-m68k.h): Include.
9019 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9020 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9022 2009-05-18 Martin Jambor <mjambor@suse.cz>
9024 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9025 (visit_store_addr_for_mod_analysis): New function.
9026 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9027 (determine_cst_member_ptr): Use gimple_assign_single_p.
9028 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9029 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9030 operands. Don't check number of operands of a NOP_EXPR.
9032 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9034 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9036 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9039 * c-common.c (warn_logical_operator): Don't warn if one of
9040 expression isn't always true or false.
9042 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9044 * config/i386/biarch32.h: New file.
9045 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9047 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9049 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9050 *zero_extend<mode>_truncqi): Merge these into ...
9051 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9052 Name the pattern following this as *zero_extendhi_truncqi.
9054 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9057 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9058 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9059 (output_info): Make field HOST_WIDEST_INT.
9060 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9061 (dump_bitmat_statistics): Same.
9063 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9065 * config.gcc (use_gcc_stdint): Set to wrap.
9066 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9067 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9068 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9069 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9070 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9071 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9072 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9073 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9075 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9077 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9079 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9080 Move definitions earlier.
9081 (OPT_ARCH64, OPT_ARCH32): Define.
9082 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9085 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9088 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9091 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9093 * arm.md (movdi2): Copy non-reg values to DImode registers.
9095 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9098 * final.c (label_to_max_skip): New function.
9099 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9100 CODE_LABEL_NUMBER <= max_labelno.
9101 * output.h (label_to_max_skip): New prototype.
9102 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9103 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9104 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9105 Handle CODE_LABELs with >= 16 byte alignment or with
9106 max_skip == (1 << align) - 1.
9107 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9108 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9111 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9112 .p2align 3 if MAX_SKIP is smaller than 7.
9113 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9115 2009-05-15 Ian Lance Taylor <iant@google.com>
9117 * alias.c (struct alias_set_entry_d): Rename from struct
9118 alias_set_entry. Change all uses.
9119 * except.c (struct call_site_record_d): Rename from struct
9120 call_site_record. Change all uses.
9121 * except.h (struct eh_region_d): Rename from struct eh_region.
9123 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9125 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9126 ivtype_map_elt. Change all uses.
9127 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9129 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9130 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9132 (struct sese_d): Rename from struct sese. Change all uses.
9133 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9134 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9135 * optabs.h (struct optab_d): Rename from struct optab. Change all
9137 (struct convert_optab_d): Rename from struct convert_optab.
9139 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9140 ipa_opt_pass. Change all uses.
9141 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9144 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9145 defined as a typedef.
9146 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9149 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9152 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9154 (merge_ranges): Returns bool.
9155 * tree.h (make_range): .. to here.
9156 (build_range_check): Likewise.
9157 (merge_ranges): Likewise. Renamed from merge_ranges.
9158 * c-typeck.c (parser_build_binary_op): Update calls to
9159 warn_logical_operator.
9160 * c-common.c (warn_logical_operator): Add new warning.
9161 * c-common.h (warn_logical_operator): Update declaration.
9163 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9165 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9167 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9169 * doc/install.texi: Document MPC requirements, flags etc.
9171 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9172 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9173 Evaluate constant arguments.
9174 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9175 (fold_builtin_1): Likewise, also evaluate constant arguments.
9176 Remove superfluous break.
9177 (do_mpc_ckconv): New.
9178 * real.h: Include mpc.h.
9179 * toplev.c (print_version): Output MPC version info if available.
9181 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9183 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9185 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9187 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9190 2009-05-15 Jan Hubicka <jh@suse.cz>
9192 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9193 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9194 (try_inline): Fix return value.
9195 (cgraph_decide_inlining_incrementally): Honor new value.
9196 (cgraph_early_inlining): Handle indirect inlining.
9197 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9199 2009-05-15 Jan Hubicka <jh@suse.cz>
9201 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9202 * cgraphunit.c (cgraph_finalize_function): Set it.
9203 (cgraph_expand_function): Use it.
9205 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9207 * real.c (encode_ieee_half): Define.
9208 (decode_ieee_half): Define.
9209 (ieee_half_format): Define.
9210 (arm_half_format): Define.
9211 * real.h (ieee_half_format): Declare.
9212 (arm_half_format): Declare.
9214 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9216 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9217 swapped, and reversed optabs exist before trying to use them.
9219 2009-05-15 Paul Brook <paul@codesourcery.com>
9220 Sandra Loosemore <sandra@codesourcery.com>
9222 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9223 loads. Allow PRE_DEC.
9224 (output_move_neon): Handle PRE_DEC.
9225 (arm_print_operand): Add 'A' for neon structure loads.
9226 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9227 * config/arm/neon.md (neon_mov): Update comment.
9228 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9230 (Um): New constraint.
9232 2009-05-15 Jan Hubicka <jh@suse.cz>
9234 Revert the following patch until testsuite fallout is fixed:
9235 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9236 * cgraph.h (struct inline_summary): New filed self_wize,
9237 size_inlining_benefit, self_time and time_inlining_benefit.
9238 (struct cgraph_global_info): Replace insns by time ans size fields.
9239 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9240 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9241 (ipcp_update_callgraph): Do not touch function bodies.
9242 * ipa-inline.c: Include except.h
9243 (MAX_TIME): New constant.
9244 (overall_insns): Remove
9245 (overall_size, max_benefit): New static variables.
9246 (cgraph_estimate_time_after_inlining): New function.
9247 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9248 (cgraph_clone_inlined_nodes): Update size.
9249 (cgraph_mark_inline_edge): Update size.
9250 (cgraph_estimate_growth): Use size info.
9251 (cgraph_check_inline_limits): Check size.
9252 (cgraph_default_inline_p): Likewise.
9253 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9254 (cgraph_decide_recursive_inlining): Check size.
9255 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9257 (cgraph_decide_inlining): Likewise.
9258 (cgraph_decide_inlining_incrementally): Likewise; honor
9259 PARAM_EARLY_INLINING_INSNS.
9260 (likely_eliminated_by_inlining_p): New predicate.
9261 (estimate_function_body_sizes): New function.
9262 (compute_inline_parameters): Use it.
9263 * except.c (must_not_throw_labels): New function.
9264 * except.h (must_not_throw_labels): Declare.
9265 * tree-inline.c (init_inline_once): Kill inlining_weigths
9266 * tree-ssa-structalias.c: Avoid uninitialized warning.
9267 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9268 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9269 (PARAM_INLINE_CALL_COST): Remove.
9270 (PARAM_EARLY_INLINING_INSNS): New.
9272 2009-05-15 Richard Guenther <rguenther@suse.de>
9274 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9275 not TODO_update_ssa.
9277 2009-05-15 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/39999
9280 * gimple.h (gimple_expr_type): Use the expression type looking
9281 through useless conversions.
9282 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9283 (vn_nary_op_insert_stmt): Likewise.
9284 (simplify_binary_expression): Likewise.
9286 2009-05-15 Richard Guenther <rguenther@suse.de>
9288 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9289 New options, enabled by default.
9290 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9292 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9293 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9294 * tree-ssa-structalias.c (gate_tree_pta): New function.
9295 (pass_build_alias): Use it.
9297 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9299 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9300 recurse on an invariant address if a conversion from a pointer
9301 type to a wider integer type is involved.
9303 2009-05-15 Jan Hubicka <jh@suse.cz>
9305 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9306 * cgraph.h (struct inline_summary): New filed self_wize,
9307 size_inlining_benefit, self_time and time_inlining_benefit.
9308 (struct cgraph_global_info): Replace insns by time ans size fields.
9309 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9310 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9311 (ipcp_update_callgraph): Do not touch function bodies.
9312 * ipa-inline.c: Include except.h
9313 (MAX_TIME): New constant.
9314 (overall_insns): Remove
9315 (overall_size, max_benefit): New static variables.
9316 (cgraph_estimate_time_after_inlining): New function.
9317 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9318 (cgraph_clone_inlined_nodes): Update size.
9319 (cgraph_mark_inline_edge): Update size.
9320 (cgraph_estimate_growth): Use size info.
9321 (cgraph_check_inline_limits): Check size.
9322 (cgraph_default_inline_p): Likewise.
9323 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9324 (cgraph_decide_recursive_inlining): Check size.
9325 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9327 (cgraph_decide_inlining): Likewise.
9328 (cgraph_decide_inlining_incrementally): Likewise; honor
9329 PARAM_EARLY_INLINING_INSNS.
9330 (likely_eliminated_by_inlining_p): New predicate.
9331 (estimate_function_body_sizes): New function.
9332 (compute_inline_parameters): Use it.
9333 * except.c (must_not_throw_labels): New function.
9334 * except.h (must_not_throw_labels): Declare.
9335 * tree-inline.c (init_inline_once): Kill inlining_weigths
9336 * tree-ssa-structalias.c: Avoid uninitialized warning.
9337 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9338 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9339 (PARAM_INLINE_CALL_COST): Remove.
9340 (PARAM_EARLY_INLINING_INSNS): New.
9341 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9342 (inline-call-cost): Remove.
9343 (early-inlining-insns): New.
9345 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9347 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9349 (print_int_cst_bounds_in_octal_p): Likewise.
9350 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9352 * dwarf2out.c (base_type_die): Likewise.
9353 (is_subrange_type): Delete.
9354 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9355 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9356 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9357 if the destination type is boolean.
9358 (build_range_check): Do not special-case subtypes.
9359 (fold_sign_changed_comparison): Likewise.
9360 (fold_unary): Likewise.
9361 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9362 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9363 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9364 * tree.c (subrange_type_for_debug_p): New predicate based on the
9365 former is_subrange_type.
9366 * tree.h (subrange_type_for_debug_p): Declare.
9367 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9368 (convert_affine_scev): Remove call to above function.
9369 (chrec_convert_aggressive): Likewise.
9370 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9371 false for conversions involving subtypes.
9372 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9373 (vrp_val_min): Likewise.
9374 (needs_overflow_infinity): Likewise.
9375 (extract_range_from_unary_expr): Likewise.
9377 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9379 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9380 * config/frv/frv.c: Likewise.
9381 * config/s390/s390.c: Likewise.
9382 * config/sparc/sparc.h: Likewise.
9383 * config/i386/i386.h: Likewise.
9384 * config/i386/i386.c: Likewise.
9385 * config/crx/crx.c: Likewise.
9386 * config/m68hc11/m68hc11.h: Likewise.
9387 * config/iq2000/iq2000.c: Likewise.
9388 * config/mn10300/mn10300.h: Likewise.
9389 * config/mn10300/mn10300.c: Likewise.
9390 * config/m68k/m68k.c: Likewise.
9391 * config/rs6000/rs6000.c: Likewise.
9392 * config/rs6000/xcoff.h: Likewise.
9393 * config/rs6000/linux64.h: Likewise.
9394 * config/rs6000/sysv4.h: Likewise.
9395 * config/score/score3.c: Likewise.
9396 * config/score/score7.c: Likewise.
9397 * config/score/score.c: Likewise.
9398 * config/arm/arm.md: Likewise.
9399 * config/mips/mips.c: Likewise.
9400 * config/mips/mips.md: Likewise.
9401 * config/bfin/bfin.h: Likewise.
9402 * config/pa/pa.c: Likewise.
9403 * config/pa/constraints.md: Likewise.
9405 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9406 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9407 * config/pdp11/pdp11.h: Use memory_address_p instead.
9409 2009-05-14 Ian Lance Taylor <iant@google.com>
9411 * passes.c (finish_optimization_passes): Change i to int.
9412 * plugin.c (plugins_active_p): Change event to int.
9413 (dump_active_plugins): Likewise.
9414 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9416 * tree.c (tree_range_check_failed): Change c to unsigned int.
9417 (omp_clause_range_check_failed): Likewise.
9418 (build_common_builtin_nodes): Change mode to int. Add cast.
9419 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9420 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9422 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9423 ++ or -- with a variable of enum type.
9425 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9428 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9430 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9432 * store-motion.c: Do not include params.h
9433 * Makefile.in: Fix dependencies for various files.
9435 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9437 * auto-inc-dec.c: Fix pass description, remove apparent
9438 accidental duplication.
9440 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9443 * ipa-utils.h (memory_identifier_string): Moved to ...
9444 * tree.h (memory_identifier_string): Here. Add GTY(()).
9446 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9448 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9449 in the former documentation of...
9450 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9451 * ira-conflicts.c (get_dup_num): Use address_operand.
9452 * targhooks.c (default_legitimate_address_p): New.
9453 * targhooks.h (default_legitimate_address_p): New.
9454 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9456 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9457 * target.h (struct target): Add legitimate_address_p.
9458 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9459 (TARGET_INITIALIZER): Include it.
9461 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9462 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9463 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9464 (TARGET_LEGITIMATE_ADDRESS_P): New.
9466 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9467 (REG_OK_STRICT_P): Delete.
9468 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9469 (frv_legitimate_address_p_1): ... this.
9470 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9471 (frv_legitimate_address_p_1): ... the renamed old
9472 frv_legitimate_address_p.
9473 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9474 (TARGET_LEGITIMATE_ADDRESS_P): New.
9476 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9477 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9478 * config/s390/s390.c (legitimate_address_p): Rename to...
9479 (s390_legitimate_address_p): ... this, make static.
9480 (legitimize_address): Adjust call.
9481 (TARGET_LEGITIMATE_ADDRESS_P): New.
9482 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9484 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9485 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9486 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9487 (TARGET_LEGITIMATE_ADDRESS_P): New.
9489 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9490 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9491 * config/spu/spu.c (spu_legitimate_address): Rename to...
9492 (spu_legitimate_address_p): ... this, make static.
9493 (TARGET_LEGITIMATE_ADDRESS_P): New.
9495 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9496 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9497 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9498 (sparc_legitimate_address_p): ... this, make static and return bool.
9499 (legitimize_address): Adjust call.
9500 (TARGET_LEGITIMATE_ADDRESS_P): New.
9502 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9503 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9504 * config/i386/i386.c (legitimate_address_p): Rename to...
9505 (ix86_legitimate_address_p): ... this, make static.
9506 (constant_address_p): Move after it, adjust call.
9507 (TARGET_LEGITIMATE_ADDRESS_P): New.
9509 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9510 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9511 * config/avr/avr.c (legitimate_address_p): Rename to...
9512 (avr_legitimate_address_p): ... this, make static.
9513 (legitimize_address): Adjust call.
9514 (TARGET_LEGITIMATE_ADDRESS_P): New.
9516 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9517 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9518 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9519 (TARGET_LEGITIMATE_ADDRESS_P): New.
9521 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9523 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9524 (TARGET_LEGITIMATE_ADDRESS_P): New.
9526 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9527 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9529 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9531 (TARGET_LEGITIMATE_ADDRESS_P): New.
9533 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9534 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9536 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9538 (m68hc11_legitimate_address_p): ... this, make static.
9539 (go_if_legitimate_address_internal): Rename to...
9540 (m68hc11_legitimate_address_p_1): ... this.
9541 (legitimize_address): Adjust call.
9542 (TARGET_LEGITIMATE_ADDRESS_P): New.
9544 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9545 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9546 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9547 (TARGET_LEGITIMATE_ADDRESS_P): New.
9549 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9550 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9551 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9552 (mn10300_legitimate_address_p): ... this, make static.
9553 (TARGET_LEGITIMATE_ADDRESS_P): New.
9555 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9556 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9557 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9558 (TARGET_LEGITIMATE_ADDRESS_P): New.
9560 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9561 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9562 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9563 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9564 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9565 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9566 (rs6000_legitimate_address_p): ... this, make static.
9567 (TARGET_LEGITIMATE_ADDRESS_P): New.
9568 (REG_MODE_OK_FOR_BASE_P): Delete.
9569 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9571 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9572 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9574 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9575 static, adjust types.
9576 (TARGET_LEGITIMATE_ADDRESS_P): New.
9578 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9579 * config/score/score.c (score_address_p): Rename to...
9580 (score_legitimate_address_p): ... this.
9581 (TARGET_LEGITIMATE_ADDRESS_P): New.
9582 * config/score/score3.c (score3_address_p): Rename to...
9583 (score3_legitimate_address_p): ... this.
9584 * config/score/score7.c (score7_address_p): Rename to...
9585 (score7_legitimate_address_p): ... this.
9587 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9588 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9589 GO_IF_LEGITIMATE_ADDRESS): Delete.
9590 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9591 thumb2_legitimate_address_p): Delete.
9592 (arm_legitimate_address_p): Rename to...
9593 (arm_legitimate_address_outer_p): ... this.
9594 * config/arm/constraints.md ("Uq"): Adjust call.
9595 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9596 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9598 (arm_legitimate_address_outer_p): ... this.
9599 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9601 (TARGET_LEGITIMATE_ADDRESS_P): New.
9603 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9604 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9605 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9606 (TARGET_LEGITIMATE_ADDRESS_P): New.
9608 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9609 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9610 * config/vax/vax.c (legitimate_address_p): Rename to...
9611 (vax_legitimate_address_p): ... this, make static.
9612 (TARGET_LEGITIMATE_ADDRESS_P): New.
9614 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9615 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9616 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9617 (TARGET_LEGITIMATE_ADDRESS_P): New.
9619 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9620 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9621 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9622 (mmix_legitimate_address_p): ... this, make static.
9623 (TARGET_LEGITIMATE_ADDRESS_P): New.
9625 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9626 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9627 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9628 (TARGET_LEGITIMATE_ADDRESS_P): New.
9630 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9632 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9633 of MODE_COMPLEX_INT.
9635 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9637 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9638 LCT_NORMAL in function call.
9639 * mips-tdump.c (print_file_desc): Add cast to enum type.
9640 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9641 (mark_stabs): Add casts to enum types.
9642 (parse_stabs_common): Add casts to enum types.
9644 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9646 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9647 Check for invalid values of LETTER.
9649 2009-05-13 Taras Glek <tglek@mozilla.com>
9651 * attribs.c (register_attribute): moved out attribute registration
9652 into register_attribute.
9653 * doc/plugins.texi: Documented register_attribute and
9655 * gcc-plugin.h: Added forward decl for register_attribute.
9656 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9657 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9658 PLUGIN_ATTRIBUTES boilerplate.
9660 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9662 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9663 values even in sentinel and empty entries.
9664 (ms_printf_flag_specs): Likewise.
9665 (ms_scanf_flag_specs): Likewise.
9666 (ms_strftime_flag_specs): Likewise.
9667 (ms_print_char_table): Likewise.
9668 (ms_scan_char_table): Likewise.
9669 (ms_time_char_table): Likewise.
9671 2009-05-13 Doug Kwan <dougkwan@google.com>
9673 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9675 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9677 * config/mips/mips.md (store): Add attributes for QI and HI.
9679 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9680 (truncdi<mode>2): ... this new pattern.
9682 2009-05-13 Brad Hards <bradh@kde.org>
9684 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9686 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9687 Ben Elliston <bje@au.ibm.com>
9690 * dse.c (check_mem_read_rtx): Guard against width == -1.
9692 2009-05-13 Michael Matz <matz@suse.de>
9695 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9696 (trivially_conflicts_p): New function.
9697 (insert_backedge_copies): Use it.
9699 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9701 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9702 (handle_stdc_pragma): Use new enum constant names.
9703 (handle_pragma_float_const_decimal64): Ditto.
9705 2009-05-13 Ian Lance Taylor <iant@google.com>
9707 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9710 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9712 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9713 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9715 * config/m68k/m68k.h (FL_UCLINUX): Define.
9717 2009-05-13 Jan Hubicka <jh@suse.cz>
9719 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9721 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9723 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9724 unless -fschedule-insns is specified.
9726 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9729 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9730 TARGET_EXPAND_CBRANCHDI4.
9731 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9732 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9733 (cmpeqdi): Fix comment.
9735 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9737 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9738 (sh_legitimate_address_p): Likewise.
9739 * config/sh/sh.c (sh_legitimate_index_p): New.
9740 (sh_legitimate_address_p): Likewise.
9741 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9742 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9743 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9744 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9745 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9746 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9747 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9748 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9749 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9751 2009-05-12 Jan Hubicka <jh@suse.cz>
9753 * tree-inline.c (estimate_operator_cost): Add operands;
9754 when division happens by constant, it is cheap.
9755 (estimate_num_insns): Loads and stores are not having cost of 0;
9756 EH magic stuff is cheap; when computing runtime cost of switch,
9757 use log2 base of amount of its cases; builtin_expect has cost of 0;
9758 compute cost for moving return value of call.
9759 (init_inline_once): Initialize time_based flags.
9760 * tree-inline.h (eni_weights_d): Add time_based flag.
9762 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9764 * df-core.c: Update head documentation.
9766 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9769 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9770 shadowing exisiting variable op1.
9772 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9775 * config/i386/driver-i386.c (processor_signatures): New enum.
9776 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9777 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9778 processor signature to detect geode processor.
9780 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9784 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9786 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9787 causes spurious differences between trunk and cond-optab branch.
9789 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9791 * dojump.c (compare_from_rtx): Delete.
9792 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9793 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9794 if the comparison does not satisfy the predicate; test predicates for
9795 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9796 further if one existing pattern fails.
9797 * expr.h (compare_from_rtx): Delete.
9798 (prepare_operand): Declare it.
9799 * optabs.c: Change "lib call" to "libcall" throughout.
9800 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9801 HAVE_conditional_trap, emit_cmp_insn): Delete.
9802 (can_compare_p): Delete cmp_optab case.
9803 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9804 Accept other parameters by value.
9805 (prepare_operand): Make non-static.
9806 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9807 other parameters by value. Try to widen operands here based on
9808 an optab_methods argument and looking at cbranch_optab.
9809 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9810 loop. Use cbranch_optab directly.
9811 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9812 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9814 (emit_conditional_move, emit_conditional_add): Inline what's needed
9815 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9816 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9817 with COMPARE. Move cmov_optab and cstore_optab above
9818 with cbranch_optab, move cmp_optab down with ucmp_optab,
9819 remove tst_otpab. Do not initialize trap_rtx.
9820 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9821 for trap code. Do not check HAVE_conditional_trap. Use
9822 prepare_cmp_insn. Accept no predicate for operand 3.
9823 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9824 (OTI_ctrap, ctrap_optab): New.
9825 (tst_optab): Delete.
9826 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9827 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9828 with lookup of ctrap_optab.
9829 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9833 * combine.c (combine_simplify_rtx, simplify_set): Do not
9834 special case comparing against zero for cc0 machines.
9835 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9836 COMPARE on cc0 machines.
9837 (simplify_relational_operation): Return a new expression when
9838 a COMPARE could be removed.
9839 * final.c (final_scan_insn): Compare cc_status values
9840 against LHS of a (compare FOO (const_int 0)) cc0 source.
9841 Also check if cc_status.value is the full compare.
9843 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9844 (cstoreMM4): Document.
9845 (conditional_trap): Document ctrapMM4 instead.
9846 (sync_compare_and_swapMM): Refer to cbranchcc4.
9847 (Dependent Patterns): Eliminate obsolete information referring to
9848 the old jump optimization phase.
9849 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9850 of compares with 0 on cc0 machines.
9851 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9852 avoiding references to cc0. Remove text about storing operands
9854 * doc/tm.texi (Condition Codes): Include blurb on different
9855 condition code representations, separate into subsections for
9856 CC0, MODE_CC and conditional execution.
9858 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9859 alpha_emit_setcc): Accept operands and a machine mode.
9860 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9861 Get code/op0/op1 from operands, use machine mode argument
9862 instead of alpha_compare.fp_p. Emit the branch here.
9863 (alpha_emit_setcc): Likewise, and return boolean.
9864 (alpha_emit_conditional_move): Likewise. Assert that
9865 cmp_op_mode == cmp_mode, and simplify accordingly.
9866 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9867 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9868 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9870 (stack probe test): Use cbranchdi4.
9871 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9873 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9874 * config/arc/arc.h (movsicc, movsfcc): Use it.
9875 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9876 (cbranchsi4, cstoresi4): New.
9877 (cmpsi, bCC and sCC expanders): Remove.
9879 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9880 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9881 * config/arm/predicates.md (arm_comparison_operator): Only include
9882 floating-point operators if there is a hardware floating-point unit.
9883 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9884 deferring to cbranch_cc and cstore_cc respectively.
9885 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9886 cbranch_cc, cstore_cc): New.
9887 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9889 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9891 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9892 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9894 (adjust_insn_length): Adjust calls.
9895 (avr_reorg): Handle (compare (foo) (const_int 0)).
9896 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9897 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9898 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9899 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9901 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9902 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9904 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9905 (cbranchsi4, cstorebi4, cstoresi4): New.
9906 (movbisi): This insn is duplicate, split it to zero_extend.
9907 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9908 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9909 (bfin_optimize_loop): Use cbranch expander.
9910 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9911 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9912 (bfin_bimode_comparison_operator): ... this.
9913 (bfin_direct_comparison_operator): New.
9915 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9916 inside (compare FOO (const_int 0)).
9917 (cris_rtx_costs): Handle ZERO_EXTRACT.
9918 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9919 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9920 (*tstdi_v32): Delete.
9921 (*cmpdi_non_v32): Add M alternative for operand 1.
9922 (cmpsi, cmp<mode>): Make private.
9923 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9925 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9927 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9928 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9929 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9930 (cc_reg_operand): New.
9932 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9933 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9934 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9935 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9936 crx_expand_scond): Delete.
9938 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9940 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9941 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9943 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9944 cstoresi4, cstoresf4, cstoredf4): New.
9945 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9946 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9947 Receive the entire operands array.
9948 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9949 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9950 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9951 Get test/op0/op1 from the operands array.
9952 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9954 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9955 (h8300_expand_store): New.
9956 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9958 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9959 (h8300_expand_store): New.
9960 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9961 or do not try to produce (set (cc0) REG).
9962 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9963 change a compare into a move to a scratch register. Disable some
9964 peepholes when comparing with zero.
9965 (tstsi, tsthi, tstsi, cmpqi): Make private.
9968 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9971 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9972 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9973 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9974 (ix86_emit_i387_log1p): Use cbranchxf2.
9975 (ix86_expand_setcc): Return void.
9976 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9977 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9978 cmp<MODEF>, cmpcc): Remove.
9979 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9980 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9981 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9982 (sCC and bCC expanders): Remove.
9983 (stack_protect_test): Use cbranchcc4.
9985 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9987 (ia64_expand_compare): Accept three rtx by reference and return void.
9988 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9989 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9990 from *expr. Update *expr with the BImode comparison to do.
9991 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9992 cmptf, bCC, sCC, conditional_trap): Delete.
9993 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9994 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9995 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9996 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9997 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9999 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10000 type of last argument.
10001 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10002 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10003 use machine mode argument instead of branch_type. Remove dead
10004 code for floating-point comparisons.
10005 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10006 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10008 (cbranchsi4, cstoresi4): New.
10009 * config/iq2000/predicates.md (reg_or_const_operand): New.
10011 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10012 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10013 (b<code>_op): Rewrite to...
10014 (bcc_op): ... this, using match_operator.
10015 (s<code>_op): Rewrite to...
10016 (scc_op): ... this, using match_operator.
10017 (s<code>_24_op): Rewrite to...
10018 (scc_op_24): ... this, using match_operator.
10019 (s<code>_<mode>): Rewrite to...
10020 (cstore<mode>4): ... this, using match_operator.
10021 (s<code>_<mode>_24): Rewrite to...
10022 (cstore<mode>4_24): ... this, using match_operator.
10023 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10024 m32c_unpend_compare, m32c_expand_scc): Delete.
10025 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10026 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10027 (m32c_expand_movcc): Change NE to EQ if necessary.
10028 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10030 * config/m32r/m32r-protos.h (gen_cond_store): New.
10031 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10032 (gen_cond_store): New, from sCC patterns.
10033 (m32r_expand_block_move): Use cbranchsi4.
10034 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10035 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10036 (cbranchsi4, cstoresi4): New.
10038 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10040 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10041 (m68hc11_notice_update_cc): Look into a compare with 0.
10042 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10044 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10045 cmphi, cmpqi, bCC): Delete.
10046 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10047 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10048 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10051 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10052 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10053 * config/m68k/constraints.md (H): New.
10054 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10055 the define_insn below.
10056 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10057 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10058 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10059 patterns): Wrap RHS with COMPARE.
10060 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10061 (*cmpdi_internal): Name this pattern.
10062 (cmpdi): Change to define_insn.
10063 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10064 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10065 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10067 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10068 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10069 (conditional_trap): Change to...
10070 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10071 (*conditional_trap): Use the ordered_comparison_operator and
10072 const1_operand predicates.
10073 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10074 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10075 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10076 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10078 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10079 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10080 (mcore_gen_compare): New.
10081 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10082 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10083 (mcore_gen_compare): ... this.
10084 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10085 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10086 (stack probe pattern): Use cbranchsi4.
10088 * config/mips/predicates.md (mips_cstore_operator): New.
10089 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10090 * config/mips/mips.md (any_cond): Delete.
10091 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10093 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10094 fixuns_truncsfdi2): Use cbranch patterns.
10095 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10096 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10097 Adjust call to mips_expand_conditional_branch.
10098 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10100 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10101 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10102 * config/mips/mips.c (cmp_operands): Delete.
10103 (mips_emit_compare): Get comparison operands from *op0/*op1.
10104 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10105 that it succeeds. Use op0/op1 instead of cmp_operands.
10106 (mips_expand_conditional_branch, mips_expand_conditional_move,
10107 mips_expand_conditional_trap): Likewise.
10108 (mips_block_move_loop): Use cbranch patterns.
10109 * config/mips/mips.h (cmp_operands): Delete.
10111 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10112 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10113 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10114 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10115 (*cmpcc_folded): Rename to...
10116 (*cmpdi_folded): this.
10117 (*cmpcc): Rename to...
10119 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10122 (cbranchdf4): New. Handle invalid comparisons here.
10123 * config/mmix/predicates.md (float_comparison_operator): New.
10125 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10126 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10127 * config/mn10300/mn10300.md (tst): Delete.
10128 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10129 Name these patterns and wrap RHS in a compare.
10130 (*cmpsi): Make this pattern private. Include tst.
10131 (*cmpsf): Make this pattern private.
10132 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10133 (compare with zero peepholes): Likewise.
10135 (cbranchsi4, cbranchsf4): New.
10136 (casesi): Use cbranchsi4.
10138 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10139 hppa_branch_type): Delete.
10140 (return_addr_rtx): Use cbranchsi4.
10141 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10142 Emit CCFPmode comparison here.
10143 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10144 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10145 hppa_branch_type): Delete.
10146 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10147 (movsicc, movdicc): Remove references to hppa_compare_op0,
10148 hppa_compare_op1 and compare_from_rtx.
10149 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10150 (casesi): Use cbranchsi4.
10152 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10153 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10154 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10155 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10156 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10158 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10159 (*branch, *branch_inverted): New.
10161 * config/picochip/picochip.md (cbranchhi4): Use
10162 ordered_comparison_operator.
10163 (cmphi, bCC): Remove.
10165 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10166 (trap_comparison_operator): Delete.
10167 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10168 rs6000_emit_cbranch): Accept mode and operands.
10169 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10170 rs6000_compare_fp_p): Delete.
10171 (rs6000_generate_compare): Accept mode and comparison. Extract code
10172 and op0/op1 from there. Replace references to rs6000_compare_op0
10173 and rs6000_compare_op1.
10174 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10175 extract result from passed operands.
10176 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10177 extract loc from passed operands.
10178 (rs6000_emit_cmove): Likewise.
10179 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10180 rs6000_compare_fp_p): Delete.
10181 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10182 (cbranch<GPR>4, cbranch<FP>4): New.
10183 (cstore<mode>4): New. Consolidate here all choices about when to use
10184 portable or specialized sCC sequences.
10185 (stack_protect_test): Use cbranchsi4.
10186 (conditional_trap): Replace with ctrap<GPR>4.
10187 (conditional trap insn): Replace trap_comparison_operator with
10188 ordered_comparison_operator.
10190 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10191 (s390_emit_prologue): Use ctrap.
10192 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10193 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10194 New predicates replacing...
10195 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10196 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10197 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10198 (add<mode>cc): Do not use s390_compare_op0/op1.
10199 (s<code>): Change to...
10200 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10201 (seq): Change to...
10202 (cstorecc4): ... this. Handle EQ or NE equally.
10203 (*sne): Un-privatize for use in cstorecc4.
10204 (b<code>): Change to...
10205 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10206 (conditional_trap): Replace with...
10207 (ctrap<GPR>4, ctrap<FP>4): ... these.
10208 (stack_protect): Use cbranchcc4.
10210 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10211 * config/score/score-protos.h (score_gen_cmp): Delete.
10212 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10213 (score_block_move-loop): Use cbranchsi4.
10214 * config/score/score.md (cbranchsi4): New.
10215 (cmpsi, bCC): Delete.
10216 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10217 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10218 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10219 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10220 * config/score/score3.h (score3_gen_cmp): Delete.
10221 * config/score/score7.h (score7_gen_cmp): Delete.
10223 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10224 (sh_emit_scc_to_t): ... this. Return void.
10225 (from_compare): Rename to...
10226 (sh_emit_compare_and_branch): ... this.
10227 (sh_emit_compare_and_set): New.
10228 (sh_expand_t_scc): Accept operands.
10229 * config/sh/predicates.md (sh_float_comparison_operator): New.
10230 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10231 (prepare_scc_operands): Rename to...
10232 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10234 (sh_emit_cheap_store_flag): New.
10235 (sh_emit_set_t_insn): New.
10236 (from_compare): Rename to...
10237 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10238 handling of TARGET_SH2E floating point to avoid recursive call.
10239 Generate branch here.
10240 (sh_emit_compare_and_set): New.
10241 (sh_expand_t_scc): Get op0/op1 from arguments.
10242 (sh_emit_cheap_store_flag): New.
10243 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10245 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10246 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10247 (movsicc, movdicc): Do nothing when it recreated operands from
10248 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10249 prepare_scc_operands (now sh_emit_scc_to_t).
10250 (udivdi3): Use cstoresi4.
10251 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10252 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10253 (cbranchint4_media, cbranchfp4_media): New.
10254 (casesi): Use cbranchdi4.
10255 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10257 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10258 (movnegt): Remove second operand.
10259 (cbranchsf4, cbranchdf4): New.
10260 (stack_protect): Use cbranchdi4/cbranchsi4.
10262 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10263 (gen_compare_reg): Accept comparison, extract part of it to...
10264 (gen_compare_reg_1): ... this.
10265 (gen_compare_operator): Delete.
10266 (gen_v9_scc): Accept separate destination, comparison code and arms.
10267 Do not use sparc_compare_op0/sparc_compare_op1.
10268 (emit_scc_insn, emit_conditional_branch_insn): New.
10269 (emit_v9_brxx): Make static. Remove useless assertion.
10270 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10272 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10273 * config/sparc/sparc-protos.h (gen_compare_reg,
10274 sparc_emit_float_lib_cmp): Adjust prototype.
10275 (emit_scc_insn, emit_conditional_branch_insn): New.
10276 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10277 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10278 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10279 iterators to the top.
10280 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10281 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10282 snedi_special_trunc): Delete.
10283 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10284 and snedi_special_trunc.
10285 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10286 cbranchdi4, cbranch<F:mode>4): New.
10287 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10288 here. Use gen_compare_reg instead of gen_compare_operator.
10289 (conditional_trap): Replace with...
10290 (ctrapsi4, ctrapdi4): ... this.
10291 (stack_protect_test): Use cbranchcc4.
10293 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10295 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10296 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10297 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10298 from operands[0] or operands[3] depending on is_set.
10299 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10300 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10301 cmpdf, bCC), sCC: Remove.
10302 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10303 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10305 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10306 spu_emit_branch_or_set.
10308 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10310 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10311 xstormy16_compare_op1): Delete.
10312 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10313 xstormy16_compare_op1): Delete.
10314 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10316 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10317 (cmphi, cmpsi, bCC): Remove.
10319 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10320 (*cmpsi): ... this one.
10321 (cbranchsi4, cstoresi4): New.
10322 (bCC expanders): Delete.
10323 (sCC insns): Fold into...
10324 (*setcc): ... this one.
10325 (casesi): Do not use gen_cmpsi and gen_bgtu.
10326 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10327 (movsicc): Simplify.
10328 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10330 * config/vax/vax-protos.h (cond_name): New.
10331 (vax_output_conditional_branch): Remove.
10332 * config/vax/vax.c (cond_name): New.
10333 (vax_output_conditional_branch): Remove.
10334 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10335 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10336 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10337 (bit<VAXint>): Wrap source with (compare).
10338 (b<code> and following unnamed pattern): Rename to *branch and
10339 *branch_reversed. Change macroization to match_operator.
10340 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10342 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10343 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10344 Change last argument to machine_mode.
10345 (xtensa_expand_scc): Add machine_mode argument.
10346 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10347 (gen_conditional_move, xtensa_expand_conditional_branch,
10348 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10349 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10350 Adjust operand numbers.
10351 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10353 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10354 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10355 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10357 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10359 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10360 causes spurious differences between trunk and cond-optab branch.
10362 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10365 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10367 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10369 * tree.c (iterative_hash_pointer): Delete.
10370 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10371 Hash UIDs and versions of SSA names. Don't special-case built-in
10372 function declarations.
10374 2009-05-11 Ian Lance Taylor <iant@google.com>
10377 * graphite.c: Force -Wc++-compat to only be a warning before
10378 #including "cloog/cloog.h".
10380 2009-05-11 Martin Jambor <mjambor@suse.cz>
10382 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10384 2009-05-11 Jan Hubicka <jh@suse.cz>
10386 * tree-ssa-loop-ivcanon.c: Include target.h
10387 (struct loop_size): new structure.
10388 (constant_after_peeling): New predicate.
10389 (tree_estimate_loop_size): New function.
10390 (estimated_unrolled_size): Rewrite for new estimates.
10391 (try_unroll_loop_completely): Use new estimates.
10392 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10394 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10396 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10397 libcpp interface change.
10398 (spu_macro_to_expand): Likewise.
10400 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10402 PR tree-optimization/40026
10403 * gimplify.c (gimplify_init_constructor): Change initial conditional
10404 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10405 optimize_compound_literals_in_ctor.
10407 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10409 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10411 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10413 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10415 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10416 HOST_WIDE_INT for gap.
10418 2009-05-11 Ira Rosen <irar@il.ibm.com>
10420 PR tree-optimization/40074
10421 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10422 account in group size and step comparison.
10424 2009-05-11 Richard Guenther <rguenther@suse.de>
10426 * passes.c (init_optimization_passes): Strip now incorrect comment.
10427 (execute_function_todo): Do not set PROP_alias.
10428 * tree-pass.h (PROP_alias): Remove.
10429 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10430 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10431 * tree-nrv.c (pass_return_slot): Likewise.
10432 * tree-object-size.c (pass_object_sizes): Likewise.
10433 * tree-ssa-dom.c (pass_dominator): Likewise.
10434 (pass_phi_only_cprop): Likewise.
10435 * tree-ssa-dse.c (pass_dse): Likewise.
10436 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10437 (pass_cselim): Likewise.
10438 * tree-ssa-pre.c (pass_pre): Likewise.
10439 (pass_fre): Likewise.
10440 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10441 * tree-ssa-sink.c (pass_sink_code): Likewise.
10442 * tree-stdarg.c (pass_stdarg): Likewise.
10443 * tree-tailcall.c (pass_tail_calls): Likewise.
10444 * tree-vrp.c (pass_vrp): Likewise.
10446 2009-05-10 Ian Lance Taylor <iant@google.com>
10448 * basic-block.h (enum profile_status): Break out of struct
10449 control_flow_graph.
10450 * cgraph.h (struct inline_summary): Break out of struct
10452 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10453 of struct cgraph_order_sort.
10454 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10455 * cse.c (struct branch_path): Break out of struct
10456 cse_basic_block_data.
10457 * except.h (enum eh_region_type): Break out of struct eh_region.
10458 * gcc.c (enum add_del): Break out of struct modify_target.
10459 * genrecog.c (enum decision_type): Break out of struct decision_test.
10460 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10462 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10463 * regmove.c (enum match_use): New enum, broken out of struct match.
10464 * sched-int.h (enum post_call_group): New enum, broken out of
10466 (struct deps_reg): Break out of struct deps.
10467 * target.h (struct asm_int_op): Break out of struct gcc_target.
10468 * tree-eh.c (struct goto_queue_node): Break out of struct
10470 * tree-inline.h (enum copy_body_cge_which): Break out of
10472 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10474 * c-decl.c (in_struct, struct_types): New static variables.
10475 (pushtag): Add loc parameter. Change all callers.
10476 (lookup_tag): Add ploc parameter. Change all callers.
10477 (check_compound_literal_type): New function.
10478 (parser_xref_tag): Add loc parameter. Change all callers. If
10479 -Wc++-compat, warn about struct/union/enum types defined within a
10481 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10482 and loc parameters. Change all callers. Change error calls to
10483 error_at, using loc. For a redefinition, if the location of the
10484 original definition is known, report it. Set in_struct and
10485 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10486 (finish_struct): Add new parameters enclosing_in_struct and
10487 enclosing_struct_types. Change all callers. Set
10488 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10489 in the struct. If in a struct, add this struct to struct_types.
10490 (start_enum): Add loc parameter. Change all callers. Use
10491 error_at for errors, using loc. For a redefinition, if the
10492 location of the original definition is known, report it. If in a
10493 struct, add this enum type to struct_types. If -Wc++-compat warn
10494 if in sizeof, typeof, or alignof.
10495 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10496 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10497 (c_parser_enum_specifier): Get enum location for start_enum.
10498 (c_parser_struct_or_union_specifier): Get struct location for
10499 start_struct. Save in_struct and struct_types status between
10500 start_struct and finish_struct.
10501 (c_parser_cast_expression): Get location of cast.
10502 (c_parser_alignof_expression): Get location of type.
10503 (c_parser_postfix_expression): Likewise.
10504 (c_parser_postfix_expression_after_paren_type): Add type_loc
10505 parameter. Change all callers. Call check_compound_literal_type.
10506 Use type_loc for error about variable size type.
10507 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10508 of an enum constant from an enum type defined in a struct or union.
10509 (c_cast_expr): Add loc parameter. Change all callers. If
10510 -Wc++-compat, warn about defining a type in a cast.
10511 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10512 (start_enum, start_struct, finish_struct): Update declarations.
10513 (parser_xref_tag, c_cast_expr): Update declarations.
10514 (check_compound_literal_type): Declare.
10516 2009-05-11 Ben Elliston <bje@au.ibm.com>
10518 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10519 for recent libcpp interface change.
10520 (rs6000_macro_to_expand): Likewise.
10522 2009-05-10 Michael Matz <matz@suse.de>
10525 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10526 not at entry of function.
10528 2009-05-10 Richard Guenther <rguenther@suse.de>
10530 PR tree-optimization/40081
10532 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10533 using the main variant of the element type. Do not fiddle with
10534 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10536 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10537 structs with volatile fields.
10539 2009-05-10 Jan Hubicka <jh@suse.cz>
10541 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10542 (estimate_move_cost): Assert that it does not get called for
10544 (estimate_num_insns): Skip VOID types in argument handling.
10545 (optimize_inline_calls): Delete unreachable blocks and verify that
10546 callgraph is valid.
10548 2009-05-10 Jan Hubicka <jh@suse.cz>
10550 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10551 * cgraph.c (cgraph_mark_address_taken_node): New function.
10552 (dump_cgraph_node): Dump new flag.
10553 * cgraph.h (struct cgraph_node): Add address_taken.
10554 (cgraph_mark_address_taken_node): New function.
10555 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10556 since new direct calls can be born.
10558 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10560 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10561 tok->val.node.node.
10563 2009-05-10 Jan Hubicka <jh@suse.cz>
10565 PR middle-end/40084
10566 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10568 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10569 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10570 * tree-inline.c (copy_bb): Set frequency correctly.
10571 (fold_marked_statements): Update call to
10572 cgraph_update_edges_for_call_stmt.
10574 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10576 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10577 identifiers in diagnostics.
10578 * config/arm/arm.c (arm_handle_fndecl_attribute,
10579 arm_handle_isr_attribute): Likewise.
10580 * config/avr/avr.c (avr_handle_progmem_attribute,
10581 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10582 * config/bfin/bfin.c (handle_int_attribute,
10583 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10584 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10585 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10587 * config/darwin.c (darwin_handle_kext_attribute,
10588 darwin_handle_weak_import_attribute): Likewise.
10589 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10590 h8300_handle_eightbit_data_attribute,
10591 h8300_handle_tiny_data_attribute): Likewise.
10592 * config/i386/i386.c (ix86_handle_cconv_attribute,
10593 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10594 * config/i386/winnt.c (ix86_handle_shared_attribute,
10595 ix86_handle_selectany_attribute): Likewise.
10596 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10597 * config/m32c/m32c.c (function_vector_handler): Likewise.
10598 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10599 m68hc11_handle_fntype_attribute): Likewise.
10600 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10601 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10602 * config/mips/mips.c (mips_insert_attributes,
10603 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10604 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10605 rs6000_handle_struct_attribute): Likewise.
10606 * config/sh/sh.c (sh_insert_attributes,
10607 sh_handle_resbank_handler_attribute,
10608 sh_handle_interrupt_handler_attribute,
10609 sh2a_handle_function_vector_handler_attribute,
10610 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10612 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10613 * config/spu/spu.c (spu_handle_fndecl_attribute,
10614 spu_handle_vector_attribute): Likewise.
10615 * config/stormy16/stormy16.c
10616 (xstormy16_handle_interrupt_attribute): Likewise.
10617 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10618 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10620 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10622 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10623 (pp_translate_identifiers): New.
10624 (pp_identifier): Only conditionally translate identifier to locale
10626 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10627 (pp_base_tree_identifier): Only conditionally translate identifier
10628 to locale character set.
10629 * c-pretty-print.c (M_): Define.
10630 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10631 fragments for conditional translation with M_.
10632 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10633 identifier translation.
10635 2009-05-10 Richard Guenther <rguenther@suse.de>
10637 PR tree-optimization/40081
10638 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10639 using the main variant of the element type. Do not fiddle with
10640 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10642 2009-05-09 Jan Hubicka <jh@suse.cz>
10644 PR middle-end/40080
10645 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10646 indirect calls; verify cgraph afterwards.
10648 2009-05-09 Jan Hubicka <jh@suse.cz>
10651 * ipa.c (update_inlined_to_pointer): New function.
10652 (cgraph_remove_unreachable_nodes): Use it.
10654 2009-05-09 Jan Hubicka <jh@suse.cz>
10656 * tree-eh.c (struct leh_state): Remove prev_try.
10657 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10658 not track prev_try.
10659 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10660 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10661 remove_eh_handler_and_replace, foreach_reachable_handler,
10662 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10663 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10664 (gen_eh_region_cleanup): Update prototype.
10666 2009-05-09 Jan Hubicka <jh@suse.cz>
10668 PR middle-end/40043
10669 * except.c (copy_eh_region): Always set prev_try.
10670 (redirect_eh_edge_to_label): Find outer try.
10671 (foreach_reachable_handler): When looking for prev try
10672 handle case where previous try is not going to be taken.
10674 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10676 PR tree-optimization/40049
10677 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10678 only vector/vector shifts, convert the type of the constant to the
10679 appropriate type to avoid building incorrect trees, which
10680 eventually have problems with garbage collection.
10682 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10684 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10685 -1 for complex floating-point types if honoring signed zeros.
10687 2009-05-08 Jan Hubicka <jh@suse.cz>
10689 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10690 argument; handle correctly when profile is absent.
10691 (build_cgraph_edges): Update.
10692 (rebuild_cgraph_edges): Update.
10693 * cgraph.c: Do not include varray.h.
10694 (cgraph_set_call_stmt_including_clones): New function.
10695 (cgraph_create_edge_including_clones): Likewise
10696 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10697 (cgraph_update_edges_for_call_stmt): Handle clones.
10698 (cgraph_remove_node): Handle clone tree.
10699 (cgraph_remove_node_and_inline_clones): New function.
10700 (dump_cgraph_node): Dump clone tree.
10701 (cgraph_clone_node): Handle clone tree.
10702 (clone_function_name): Bring here from tree-inline.c.
10703 (cgraph_create_virtual_clone): New function.
10704 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10705 (cgraph_clone_info): New function.
10706 (strut cgraph_node): Add clone_info and new clone tree pointers.
10707 (cgraph_remove_node_and_inline_clones,
10708 cgraph_set_call_stmt_including_clones,
10709 cgraph_create_edge_including_clones,
10710 cgraph_create_virtual_clone): Declare.
10711 (cgraph_function_versioning): Use VEC argument.
10712 (compute_call_stmt_bb_frequency): Update prototype.
10713 (cgraph_materialize_all_clones): New function.
10714 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10715 (ipcp_create_replace_map): Update to VECtors.
10716 (ipcp_update_callgraph): Use virtual clones.
10717 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10718 (ipcp_update_profiling): Do not update local profiling.
10719 (ipcp_insert_stage): Use VECtors and virtual clones.
10720 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10721 (clone_of_p): New function.
10722 (cgraph_preserve_function_body_p): Use clone tree.
10723 (cgraph_optimize): Materialize clones.
10724 (cgraph_function_versioning): Update for VECtors.
10725 (save_inline_function_body): Use clone tree.
10726 (cgraph_materialize_clone): New function.
10727 (cgraph_materialize_all_clones): Likewise.
10728 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10729 * ipa.c: Include gimple.h.
10730 (cgraph_remove_unreachable_nodes): Use clone tree.
10731 * ipa-prop.c (ipa_note_param_call): Update call to
10732 compute_call_stmt_bb_frequencycall.
10733 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10734 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10735 (copy_bb): Handle updating of clone tree; add new edge when new call
10737 (expand_call_inline): Be strict about every call having edge.
10738 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10739 (delete_unreachable_blocks_update_callgraph): New function.
10740 (tree_function_versioning): Use VECtors; always remove unreachable
10741 blocks and fold conditionals.
10742 * tree-inline.h: Do not include varray.h.
10743 (tree_function_versioning): Remove.
10744 * Makefile.in (GTFILES): Remove tree-inline.c
10745 * passes.c (do_per_function): Do only functions having body.
10746 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10749 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10750 Andrew Morrow <acm@google.com>
10753 * c-common.c (c_common_attribute_table): Permit deprecated
10754 attribute to take an optional argument.
10755 (handle_deprecated_attribute): If the optional argument to
10756 __attribute__((deprecated)) is not a string ignore the attribute
10757 and emit a warning.
10759 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10760 * c-typeck.c (build_component_ref): Likewise.
10761 (build_external_ref): Likewise.
10763 * toplev.c (warn_deprecated_use): Add an attribute argument.
10764 Emit the message associated with __attribute__((deprecated)).
10766 * toplev.h (warn_deprecated_use): Updated.
10768 * doc/extend.texi: Document new optional parameter to
10769 __attribute__((deprecated))
10771 2009-05-08 Michael Eager <eager@eagercon.com>
10773 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10774 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10776 2009-05-08 Richard Guenther <rguenther@suse.de>
10778 PR tree-optimization/40062
10779 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10780 Avoid exponential behavior.
10782 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10784 PR rtl-optimization/33928
10786 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10787 process_uses, build_single_def_use_links): New.
10788 (update_df): Update use_def_ref.
10789 (forward_propagate_into): Use get_def_for_use instead of use-def
10791 (fwprop_init): Call build_single_def_use_links and let it initialize
10793 (fwprop_done): Free use_def_ref.
10794 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10795 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10796 df_rd_simulate_one_insn): New.
10797 (df_rd_bb_local_compute_process_def): Update head comment.
10798 (df_chain_create_bb): Use the new RD simulation functions.
10799 * df.h (df_rd_simulate_artificial_defs_at_top,
10800 df_rd_simulate_one_insn): New.
10801 * opts.c (decode_options): Enable fwprop at -O1.
10802 * doc/invoke.texi (-fforward-propagate): Document this.
10804 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10807 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10808 and one complex operand specially.
10809 * tree-complex.c (some_nonzerop): Do not identify a real value as
10810 zero if flag_signed_zeros.
10812 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10814 PR rtl-optimization/33928
10815 * loop-invariant.c (record_use): Fix && vs. || mishap.
10817 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10819 PR rtl-optimization/33928
10820 * loop-invariant.c (struct use): Add addr_use_p.
10821 (struct def): Add n_addr_uses.
10822 (struct invariant): Add cheap_address.
10823 (create_new_invariant): Set cheap_address.
10824 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10825 (record_uses): Pass df_ref to record_use.
10826 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10829 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10831 * config/sh/sh.c: Do not include c-pragma.h.
10833 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10835 * config/spu/spu.c: Remove include of c-common.h.
10837 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10840 * c-common.h (mark_valid_location_for_stdc_pragma,
10841 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10842 clear_float_const_decimal64, float_const_decimal64_p): New.
10843 * c.opt (Wunsuffixed-float-constants): New.
10844 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10845 unsuffixed float constant, handle new warning.
10846 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10847 * c-decl.c (c_scope): New flag float_const_decimal64.
10848 (set_float_const_decimal64, clear_float_const_decimal64,
10849 float_const_decimal64_p): New.
10850 (push_scope): Set new flag.
10851 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10852 to use STDC pragmas.
10853 (c_parser_external_declaration): Ditto.
10854 (c_parser_compound_statement_nostart): Ditto.
10855 * c-pragma.c (valid_location_for_stdc_pragma,
10856 mark_valid_location_for_stdc_pragma,
10857 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10858 handle_pragma_float_const_decimal64): New.
10859 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10860 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10861 set_float_const_decimal64, clear_float_const_decimal64,
10862 float_const_decimal64_p): New dummy functions.
10863 * doc/extend.texi (Decimal Float): Remove statement that the
10864 pragma, and suffix for double constants, are not supported.
10865 * doc/invoke.texi (Warning Options): List new option.
10866 (-Wunsuffixed-float-constants): New.
10868 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10870 * config/i386/i386.c: Do not include c-common.h.
10872 2009-05-07 Mark Heffernan <meheff@google.com>
10874 * doc/invoke.texi (Debugging Options): Document change of debugging
10876 * opts.c (decode_options): Make dump_base_name relative to
10877 aux_base_name directory.
10879 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10881 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10882 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10884 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10886 * Makefile.in (install-plugin): Simplify a bit.
10888 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10890 * Makefile.in (OBJS-common): Add regcprop.o.
10892 * timevar.def (TV_CPROP_REGISTERS): New.
10893 * regrename.c (regrename_optimize): Return 0.
10894 (rest_of_handle_regrename): Delete.
10895 (pass_rename_registers): Point to regrename_optimize.
10896 (struct value_data_entry, struct value_data,
10897 kill_value_one_regno, kill_value_regno, kill_value,
10898 set_value_regno, init_value_data, kill_clobbered_value,
10899 kill_set_value, kill_autoinc_value, copy_value,
10900 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10901 replace_oldest_value_reg, replace_oldest_value_addr,
10902 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10903 debug_value_data, validate_value_data): Move...
10904 * regcprop.c: ... here.
10905 (rest_of_handle_cprop): Delete.
10906 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10908 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10910 PR middle-end/40057
10911 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10912 GEN_INT for 1 << bitnum.
10913 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10914 build_int_cst_type.
10916 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10918 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10919 Remove wrong description of "nand" operation.
10921 2009-05-06 Richard Guenther <rguenther@suse.de>
10922 Adam Nemet <anemet@caviumnetworks.com>
10924 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10925 comment. Add that if LHS is not a gimple register, then RHS1 has
10926 to be a single object (GIMPLE_SINGLE_RHS).
10928 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10930 * expr.c (get_def_for_expr): Move it up in the file.
10931 (store_field): When expanding a bit-field store, look at the
10932 defining gimple stmt for the masking conversion.
10934 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10936 PR middle-end/39986
10937 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10938 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10939 32-bit memcpy into long.
10941 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10943 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10944 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10946 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10947 instead of appending DW_OP_deref*.
10949 2009-05-06 Michael Matz <matz@suse.de>
10951 PR middle-end/40021
10952 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10953 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10955 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10957 * Makefile.in (install-plugin): Fix srcdir handling.
10959 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10961 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10962 when processing for not_regs_needed bitmap.
10963 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10964 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10965 handling it for rhs.
10967 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10969 * config/i386/i386.md (unnamed inc/dec peephole): Use
10970 optimize_insn_for_size_p instead of optimize_size.
10971 * config/i386/predicates.md (incdec_operand): Likewise.
10972 (aligned_operand): Likewise.
10973 * config/i386/sse.md (divv8sf3): Likewise.
10974 (sqrtv8sf2): Likewise.
10976 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10978 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10980 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10982 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10984 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10985 ssemodesuffixf2c with avxmodesuffixf2c.
10987 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10990 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10992 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10994 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10995 (struct tree_base): Adjust spacing for 8 bit boundaries.
10996 (struct tree_decl_common): Add decl_by_reference_flag bit.
10997 (DECL_BY_REFERENCE): Adjust.
10998 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10999 print DECL_BY_REFERENCE bit.
11000 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11001 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11002 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11003 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11006 PR middle-end/39666
11007 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11008 range of the type, but default label is missing, add it with one
11009 of the existing labels instead of adding a new label for it.
11011 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11015 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11017 * Makefile.in (enable_plugin, plugin_includedir): New.
11018 (install): Depend on install-plugin.
11019 (PLUGIN_HEADERS): New.
11020 (install-plugin): New.
11021 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11023 2009-05-05 Richard Guenther <rguenther@suse.de>
11025 PR tree-optimization/40022
11026 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11028 (phivn_valid_p): Fix tuplification error, simplify.
11029 (phiprop_insert_phi): Add dumps.
11030 (propagate_with_phi): Simplify.
11032 2009-05-05 Richard Guenther <rguenther@suse.de>
11034 PR middle-end/40023
11035 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11037 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11039 * tree.h (strip_float_extensions): Remove duplicate declaration.
11040 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11041 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11042 block_ultimate_origin): Rearrange the declarations line to match the
11043 comment that indicates the .c file which the functions are defined.
11044 (dwarf2out_*, set_decl_rtl): Add comment.
11045 (get_base_address): Adjust comment.
11046 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11047 declarations line and add comment.
11048 (is_builtin_name): Add blank after function name, for clarity.
11050 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11052 * attribs.c (decl_attributes): Use %qE for identifiers in
11054 * cgraphunit.c (verify_cgraph_node): Translate function names to
11055 locale character set in diagnostics.
11056 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11058 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11059 Document that functions are named in UTF-8.
11060 * expr.c (expand_expr_real_1): Translate function names to locale
11061 character set in diagnostics.
11062 * gimplify.c (omp_notice_variable, omp_is_private,
11063 gimplify_scan_omp_clauses): Use %qE for identifiers in
11065 * langhooks.c (lhd_print_error_function): Translate function names
11066 to locale character set.
11067 * langhooks.h (decl_printable_name): Document that return value is
11068 in internal character set.
11069 * stmt.c: Include pretty-print.h
11070 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11072 (resolve_operand_name_1): Translate named operand name to locale
11074 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11076 * toplev.c (announce_function): Translate function names to locale
11078 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11079 (default_tree_printer): Use pp_identifier or translate identifiers
11080 to locale character set. Mark "<anonymous>" for translation.
11081 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11082 for identifiers in diagnostics.
11083 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11085 * varasm.c (output_constructor): Use %qE for identifiers in
11088 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11090 * configure.ac: use ` ` instead of $()
11091 * configure: Regenerate.
11093 2009-05-05 Ben Elliston <bje@au.ibm.com>
11095 * config/pa/linux-atomic.c: Eliminate conditional include of
11096 errno.h on non-LP64 systems to simplify build requirements.
11098 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11100 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11102 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11103 and pass value to identifier_to_locale.
11104 (warn_variable_length_array): Make name a tree.
11105 (grokdeclarator): Separate diagnostic texts for named and unnamed
11106 declarators. Use %qE for named declarators.
11107 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11109 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11110 identifiers in diagnostics.
11111 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11112 identifier_to_locale. Mark "anonymous" strings for translation.
11114 2009-05-04 Michael Eager <eager@eagercon.com>
11116 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11117 address for DImode/DFmode only if double-precision FP regs.
11119 2009-05-04 Michael Eager <eager@eagercon.com>
11121 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11122 TARGET_SINGLE_FLOAT check.
11124 2009-05-04 Michael Eager <eager@eagercon.com>
11126 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11128 2009-05-04 Michael Eager <eager@eagercon.com>
11130 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11131 * config/rs6000/t-xilinx: New
11133 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11135 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11136 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11137 * gcc/explow.c (memory_address): Use target hook.
11138 * gcc/targhooks.c (default_legitimize_address): New.
11139 * gcc/targhooks.h (default_legitimize_address): New.
11140 * gcc/target.h (legitimize_address): New.
11141 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11142 (TARGET_INITIALIZER): Include it.
11143 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11145 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11146 * config/bfin/bfin.c (legitimize_address): Remove.
11147 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11148 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11150 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11151 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11153 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11154 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11155 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11156 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11157 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11158 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11159 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11160 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11161 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11162 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11163 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11164 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11165 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11166 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11167 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11168 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11169 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11170 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11171 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11172 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11173 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11174 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11175 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11177 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11178 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11179 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11180 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11181 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11182 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11183 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11184 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11185 (thumb_legitimize_address): Delete.
11186 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11187 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11188 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11189 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11190 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11191 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11193 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11196 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11197 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11198 * config/m32r/m32r.c (m32r_legitimize_address): New.
11199 * config/m68k/m68k.c (m68k_legitimize_address): New.
11200 * config/score/score.c (score_legitimize_address): Standardize.
11201 * config/score/score3.c (score3_legitimize_address): Standardize.
11202 * config/score/score3.h (score3_legitimize_address): Adjust.
11203 * config/score/score7.c (score7_legitimize_address): Standardize.
11204 * config/score/score7.h (score7_legitimize_address): Adjust.
11205 * config/sh/sh.c (sh_legitimize_address): New.
11206 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11208 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11209 (s390_legitimize_address): ... this.
11210 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11211 (sparc_legitimize_address): ... this.
11212 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11213 (ix86_legitimize_address): ... this.
11214 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11215 (avr_legitimize_address): ... this.
11216 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11217 (mn10300_legitimize_address): ... this.
11218 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11219 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11220 (alpha_expand_mov): Adjust call.
11222 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11223 * config/spu/spu.c (spu_legitimize_address): Likewise.
11224 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11225 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11227 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11229 * intl.c (locale_encoding, locale_utf8): New.
11230 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11231 * intl.h (locale_encoding, locale_utf8): Declare.
11232 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11233 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11235 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11237 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11238 (pp_base_tree_identifier): Declare as function.
11239 (identifier_to_locale): Declare.
11240 * Makefile.in (pretty-print.o): Update dependencies.
11241 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11243 2009-05-04 Richard Guenther <rguenther@suse.de>
11245 PR middle-end/40015
11246 * builtins.c (fold_builtin_memory_op): Do not decay to element
11247 type if the size matches the whole array.
11249 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11251 * expmed.c (synth_mult): When trying out a shift, pass the result
11254 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11256 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11257 (shiftsub1_cost): New.
11258 (init_expmed): Compute shiftsub1_cost.
11259 (synth_mult): Optimize multiplications by constants of the form
11260 -(2^^m-1) for some constant positive integer m.
11262 2009-05-03 Richard Guenther <rguenther@suse.de>
11265 * c-typeck.c (array_to_pointer_conversion): Do not built
11266 ADDR_EXPRs of arrays of pointer-to-element type.
11267 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11268 up wrong ADDR_EXPRs after-the-fact.
11269 * c-common.c (strict_aliasing_warning): Strip pointer
11270 conversions for obtaining the original type.
11271 * builtins.c (fold_builtin_memset): Handle array types.
11272 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11275 2009-05-03 Richard Guenther <rguenther@suse.de>
11277 PR middle-end/23329
11278 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11279 Do not lose casts from array types with unknown extent to array
11280 types with known extent.
11281 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11282 alias set compatibility.
11284 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11286 * flags.h (extra_warnings): Delete.
11287 * toplev.c (process_options): Handle Wuninitialized here.
11288 * opts.c (extra_warnings): Delete.
11289 (set_Wextra): Delete.
11290 (common_handle_option): -Wextra can be handled automatically.
11291 * c-opts.c (c_common_handle_option): Delete obsolete code.
11292 (c_common_post_options): Simplify comment.
11293 * common.opt (W): Add Var.
11295 (Wuninitialized): Initialize to -1.
11297 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11298 Richard Guenther <rguenther@suse.de>
11300 * expr.c (get_def_for_expr): New function.
11301 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11302 SSA rather than trees.
11303 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11304 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11306 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11308 * c-common.c (reswords): Add _Imaginary.
11309 * c-common.c (enum rid): Add RID_IMAGINARY.
11311 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11313 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11314 Patch by Richard Guenther.
11316 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11318 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11319 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11320 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11321 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11322 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11323 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11324 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11325 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11326 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11327 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11328 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11329 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11330 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11331 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11332 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11333 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11334 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11335 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11337 2009-05-02 Richard Guenther <rguenther@suse.de>
11339 PR tree-optimization/39940
11340 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11343 2009-05-02 Richard Guenther <rguenther@suse.de>
11345 PR middle-end/40001
11346 * tree-ssa.c (execute_update_addresses_taken): Properly check
11347 if we can mark a variable DECL_GIMPLE_REG_P.
11348 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11349 back to the end of the function.
11350 (is_gimple_reg_type): Remove complex type special casing.
11351 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11354 2009-05-02 Ben Elliston <bje@au.ibm.com>
11356 * doc/collect2.texi (Collect2): Document search path behaviour
11357 when configured with --with-ld.
11359 2009-05-02 Jan Hubicka <jh@suse.cz>
11361 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11362 parameter; update callers.
11363 (coalesce_cost_edge): EH edges are costier because they needs
11364 splitting even if not critical and even more costier when there are
11365 multiple EH predecestors.
11367 2009-05-02 Jan Hubicka <jh@suse.cz>
11369 * except.c (remove_eh_handler_and_replace): Handle updating after
11370 removing TRY blocks.
11372 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11374 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11376 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11378 * varasm.c: Do not include c-pragma.h.
11379 * attribs.c: Do not incude c-common.h.
11381 2009-05-01 Michael Matz <matz@suse.de>
11383 * calls.c (initialize_argument_information): Handle SSA names like
11384 decls with a non MEM_P DECL_RTL.
11386 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11388 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11389 * ipa-utils.c: Likewise.
11390 * ipa-type-escape.c: Likewise.
11391 * cgraphunit.c Do not include c-common.h.
11392 * ipa-pure-const.c: Likewise.
11393 * tree-if-conv.c: Likewise.
11394 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11395 * ipa-struct-reorg.c: Likewise.
11396 * tree-nomudflap.c: Likewise.
11397 * tree-ssa-structalias.c: Likewise.
11399 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11401 * store-motion.c: Many cleanups to make this pass a first-class
11402 citizen instead of an appendix to gcse load motion. Add TODO list
11403 to make this pass faster/cleaner/better.
11405 (struct ls_expr): Post gcse.c-split cleanups.
11406 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11407 "stores" field to "avail_stores".
11408 (pre_ldst_mems): Rename to store_motion_mems.
11409 (pre_ldst_table): Rename to store_motion_mems_table.
11410 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11411 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11412 (ldst_entry): Rename to st_expr_entry, update users.
11413 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11414 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11415 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11417 (first_ls_expr): Rename to first_st_expr, update users.
11418 (next_ls_expr): Rename to next_st_expr, update users.
11419 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11420 fields properly for store motion instead of names inherited from load
11422 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11423 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11426 (ae_kill): Rename to st_kill, update users.
11427 (ae_gen): Rename to st_avloc, update users.
11428 (transp): Rename to st_transp, update users.
11429 (pre_insert_map): Rename to st_insert_map, update users.
11430 (pre_delete_map): Rename to st_delete_map, update users.
11431 (insert_store, build_store_vectors, free_store_memory,
11432 one_store_motion_pass): Update for abovementioned changes.
11434 (gcse_subst_count, gcse_create_count): Remove.
11435 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11436 and "n_stores_created", local variables.
11438 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11441 (regvec, compute_store_table_current_insn): Remove.
11442 (reg_set_info, reg_clear_last_set): Remove.
11443 (compute_store_table): Use DF caches instead of local dataflow
11446 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11448 * c-objc-common.c (c_tree_printer): Print identifiers with
11449 pp_identifier, not pp_string. Mark "({anonymous})" for
11451 * c-pretty-print.c (pp_c_ws_string): New.
11452 (pp_c_cv_qualifier, pp_c_type_specifier,
11453 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11454 pp_c_storage_class_specifier, pp_c_function_specifier,
11455 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11456 pp_c_primary_expression, pp_c_postfix_expression,
11457 pp_c_unary_expression, pp_c_shift_expression,
11458 pp_c_relational_expression, pp_c_equality_expression,
11459 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11460 use pp_string and pp_c_ws_string in place of pp_identifier and
11461 pp_c_identifier for non-identifiers. Mark English strings for
11463 * c-pretty-print.h (pp_c_ws_string): Declare.
11465 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11466 Roland McGrath <roland@redhat.com>
11468 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11469 (ENABLE_LD_BUILDID): New configuration option.
11470 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11471 (LINK_BUILDID_SPEC): New macro.
11472 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11474 * doc/install.texi: Document --enable-linker-build-id option.
11475 * configure: Rebuild.
11476 * config.in: Rebuild.
11478 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11480 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11481 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11482 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11483 MIPS_GP_SAVE_AREA_SIZE.
11484 * config/mips/mips.c (struct mips_frame_info): Update comment
11485 before arg_pointer_offset and hard_frame_pointer_offset.
11486 (mips_compute_frame_info): Update diagram before function: to
11487 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11488 indicate the position of frame_pointer_rtx with -fstack-protector and
11489 to show args_size. Don't allocate cprestore area for leaf functions
11490 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11492 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11494 2009-04-30 Michael Matz <matz@suse.de>
11496 PR tree-optimization/39955
11497 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11499 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11501 * ira.c (setup_cover_and_important_classes): Use safe macro
11502 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11504 * genpreds.c (write_tm_preds_h): Output suitable definition of
11505 REG_CLASS_FOR_CONSTRAINT.
11507 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11509 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11511 * bitmap.c (bitmap_descriptor): Likewise.
11512 * ggc-common.c (loc_descriptor): Likewise.
11513 * varray.c (varray_descriptor): Likewise.
11514 * vec.c (vec_descriptor): Likewise.
11516 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11518 * Makefile.in (dce.o): Add $(EXCEPT_H).
11519 * dce.c: Include except.h and delete redundant vector definitions.
11520 (deletable_insn_p): Return false for non-call insns that can throw
11523 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11525 * gcse.c (ae_gen): Remove.
11526 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11527 and make non-static function to make it available in store-motion.c.
11528 Update call sites with search-and-replace.
11529 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11530 extract_mentioned_regs, extract_mentioned_regs_helper,
11531 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11532 store_killed_in_insn, store_killed_after, store_killed_before,
11533 build_store_vectors, insert_insn_start_basic_block, insert-store,
11534 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11535 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11536 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11537 * store-motion.c: ...new file. Also copy data structures from gcse.c
11538 and clean up to remove parts not used by store motion.
11539 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11540 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11542 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11545 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11546 when optimizing for size.
11548 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11550 * gcse.c (gcse_constant_p): Fix typo in last change.
11552 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11554 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11556 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11558 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11560 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11562 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11563 CONST_HIGH_PART result.
11565 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11567 * config/avr/avr.c (initial_elimination_offset): Rename to
11568 avr_initial_elimination_offset.
11569 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11570 change return type to bool.
11571 (avr_can_eliminate): New function.
11572 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11573 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11574 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11575 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11576 avr_initial_elimination_offset.
11577 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11578 (avr_initial_elimination_offset): Define.
11580 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11581 Steven Bosscher <steven@gcc.gnu.org>
11583 PR rtl-optimization/39938
11584 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11585 * cfgrtl.c: Include insn-attr.h.
11586 (rest_of_pass_free_cfg): New function.
11587 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11588 * resource.c (init_resource_info): Remove call to df_analyze.
11590 2009-04-29 Richard Guenther <rguenther@suse.de>
11593 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11594 allow conversion to signed integers.
11596 2009-04-29 Richard Guenther <rguenther@suse.de>
11598 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11599 shifts of floating point vectors if the shift amount is
11600 a constant multiple of the element size.
11602 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11603 Michael Matz <matz@suse.de>
11605 PR middle-end/39927
11607 * tree-outof-ssa.c (emit_partition_copy): New function.
11608 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11609 insert_part_to_rtx_on_edge): Perform the partition base var
11610 copy using emit_partition_copy.
11611 (insert_value_copy_on_edge): Convert constants to the right mode.
11612 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11613 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11615 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11617 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11618 scan backwards to try to find a constant to initialize it.
11620 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11621 insn before the loop_end instruction, don't look past labels.
11623 2009-04-29 Richard Guenther <rguenther@suse.de>
11625 PR middle-end/39937
11626 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11627 loose type conversions.
11628 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11629 stmts only if there are no uses of its definition.
11631 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11633 * config/bfin/bfin.h (splitting_loops): Declare.
11634 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11635 Reorder bit definitions to be ascending.
11636 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11637 * config/bfin/bfin.c (splitting_loops): New variable.
11638 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11639 (struct loop_info): Remove members INIT and LOOP_INIT.
11640 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11641 the LSETUP sequence. Allow LC to be loaded from any register, but
11642 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11643 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11645 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11646 of reload_completed.
11649 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11651 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11653 * Makefile.in (PLUGIN_VERSION_H): New.
11654 (OBJS-common): Remove plugin-version.o.
11655 (plugin.o): Depend on (PLUGIN_VERSION_H).
11656 (plugin-version.o): Remove.
11657 * configure: Regenerate
11658 * configure.ac: Create plugin-version.h.
11659 * gcc-plugin.h (plugin_gcc_version): Remove.
11660 (plugin_default_version_check): Change signature.
11661 * plugin-version.c: Remove.
11662 * plugin.c: Include plugin-version.h.
11663 (str_plugin_gcc_version_name): Remove.
11664 (try_init_one_plugin): Pass gcc version to plugin_init.
11665 (plugin_default_version_check): Both gcc and plugin versions are now
11668 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11670 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11671 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11672 Remove special case testing for last insn of inner loops. Don't fail
11673 if the loop ends with a jump, emit an extra nop instead.
11675 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11676 DREGS rather than comparing directly. Remove code that tries to
11677 account for latencies.
11679 2009-04-29 Richard Guenther <rguenther@suse.de>
11681 PR tree-optimization/39941
11682 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11683 eliminating an indirect call.
11685 2009-04-29 Richard Guenther <rguenther@suse.de>
11687 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11688 parameter. Allow invariants as base if !require_lvalue.
11689 (verify_gimple_assign_single): Adjust.
11691 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11693 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11694 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11695 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11696 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11697 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11699 * config/bfin/bfin.c (bfin_expand_builtin,
11700 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11702 2009-04-28 Richard Guenther <rguenther@suse.de>
11704 * tree-vect-loop.c (get_initial_def_for_induction): Use
11705 correct types for pointer increment.
11707 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11709 * toplev.c (print_version): Update GMP version string calculation.
11711 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11713 PR rtl-optimization/39938
11714 * resource.c (init_resource_info): Add call to df_analyze.
11716 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11718 * config/alpha/alpha.md (usegp): Cast the result of
11719 alpha_find_lo_sum_using_gp to enum attr_usegp.
11720 * config/alpha/alpha.c (override_options): Remove end-of-structure
11721 marker element from cpu_table. Use array size of cpu_table to handle
11722 -mcpu and -mtune options.
11723 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11725 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11727 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11728 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11729 tune_32 and tune_64.
11730 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11731 support on PowerPC.
11732 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11733 * config/rs6000/option-defaults.h: ... here. New file.
11734 (OPT_64, OPT_32): Define.
11735 (MASK_64BIT): Define to 0 if not already defined.
11736 (OPT_ARCH64, OPT_ARCH32): Define.
11737 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11740 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11742 * config/arm/arm.c (arm_override_options): Emit error on using
11745 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11747 PR rtl-optimization/39914
11748 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11749 registers for allocnos created from user-defined variables only
11750 when not optimizing.
11752 2009-04-28 Richard Guenther <rguenther@suse.de>
11754 PR middle-end/39937
11755 * fold-const.c (fold_binary): Use distribute_real_division only
11758 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11760 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11761 add hpux-stdint.h to tm_file.
11762 (hppa[12]*-*-hpux11*): Ditto.
11763 (ia64*-*-hpux*): Ditto.
11764 * config/hpux-stdint.h: New.
11765 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11766 __STDC_EXT__ for all compiles.
11767 * config/pa/pa-hpux.h: Ditto.
11768 * config/pa/pa-hpux10.h: Ditto.
11769 * config/pa/pa-hpux11.h: Ditto.
11771 2009-04-28 Catherine Moore <clm@codesourcery.com>
11773 * debug.h (set_name): Add comment.
11775 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11778 * config/darwin.c (machopic_gen_offset): Check
11779 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11780 * config/arm/arm.c (require_pic_register): Likewise.
11782 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11784 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11785 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11786 m32c_promote_prototypes): Delete.
11788 2009-04-28 Michael Matz <matz@suse.de>
11790 PR middle-end/39922
11791 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11794 2009-04-28 Richard Guenther <rguenther@suse.de>
11796 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11798 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11800 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11801 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11802 * config/arm/arm-tune.md: Regenerate.
11804 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11806 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11807 block if there are complex incoming edges.
11808 (sel_merge_blocks): Remove useless assert.
11809 (sel_redirect_edge_and_branch): Check that edge was redirected.
11810 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11811 (sel_find_rgns): Delete declaration.
11812 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11813 the region when it is not a preheader.
11815 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11818 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11820 2009-04-28 Richard Guenther <rguenther@suse.de>
11822 * tree.h (SSA_NAME_VALUE): Remove.
11823 (struct tree_ssa_name): Remove value_handle member.
11824 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11825 array for jump threading.
11826 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11828 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11829 * tree-flow.h (threadedge_initialize_values): Declare.
11830 (threadedge_finalize_values): Likewise.
11831 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11832 (SSA_NAME_VALUE): Define.
11833 (threadedge_initialize_values): New function.
11834 (threadedge_finalize_values): Likewise.
11835 * tree-ssa-dom.c (ssa_name_values): New global variable.
11836 (SSA_NAME_VALUE): Define.
11837 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11839 2009-04-28 Ira Rosen <irar@il.ibm.com>
11841 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11842 Use REPORT_VECTORIZED_LOCATIONS instead
11843 REPORT_VECTORIZED_LOOPS.
11844 * tree-vectorizer.c (vect_verbosity_level): Make static.
11845 (vect_loop_location): Rename to vect_location.
11846 (vect_set_verbosity_level): Update comment.
11847 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11849 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11850 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11851 instead REPORT_UNVECTORIZED_LOOPS.
11852 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11853 and vect_loop_def to vect_external_def and vect_internal_def.
11854 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11855 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11856 REPORT_UNVECTORIZED_LOCATIONS.
11857 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11858 and vect_used_in_loop and to vect_unused_in_scope and
11859 vect_used_in_scope.
11860 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11861 (vect_verbosity_level): Remove declaration.
11862 (vect_analyze_operations): Likewise.
11863 (vect_analyze_stmt): Declare.
11864 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11865 REPORT_UNVECTORIZED_LOCATIONS.
11866 (vect_get_loop_niters): Fix indentation.
11867 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11868 (vect_analyze_loop_operations): New function.
11869 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11870 vect_analyze_operations.
11871 (vect_is_simple_reduction): Use new names.
11872 (vectorizable_live_operation, vect_transform_loop): Likewise.
11873 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11874 to specify whether the data references can be a part of interleaving
11876 (vect_analyze_data_ref_dependence): Use new names.
11877 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11878 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11879 * tree-vect-patterns.c (widened_name_p): Use new names.
11880 (vect_recog_dot_prod_pattern): Likewise.
11881 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11882 (process_use, vect_mark_stmts_to_be_vectorized,
11883 vect_model_simple_cost, vect_model_store_cost,
11884 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11885 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11886 vectorizable_operation, vectorizable_type_demotion,
11887 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11888 vectorizable_condition): Likewise.
11889 (vect_analyze_operations): Split into vect_analyze_loop_operations
11891 (vect_analyze_stmt): ... new function.
11892 (new_stmt_vec_info): Use new names.
11893 (vect_is_simple_use): Use new names and fix comment.
11894 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11895 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11897 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11900 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11901 and integer modes for x87 operands. Do not ICE for unsupported size,
11902 generate error instead. Generate error for unsupported operand types.
11903 ['z']: Do not handle HImode memory operands specially. Warning
11904 for floating-point operands. Fallthru to 'Z' for unsupported operand
11905 types. Do not ICE for unsupported size, generate error instead.
11906 (output_387_binary_op): Use %Z to output operands.
11907 (output_fp_compare): Ditto.
11908 (output_387_reg_move): Ditto.
11910 2009-04-28 Ben Elliston <bje@au.ibm.com>
11915 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11917 * builtins.c (c_strlen): Do not warn here.
11918 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11919 * c-common.c (pointer_int_sum): Take an explicit location.
11920 Warn about offsets out of bounds.
11921 * c-common.h (pointer_int_sum): Adjust declaration.
11923 2009-04-27 Ian Lance Taylor <iant@google.com>
11925 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11927 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11928 * df-core.c (df_set_flags): Change return type to int. Change
11929 type of old_flags to int.
11930 (df_clear_flags): Likewise.
11931 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11932 (df_get_conditional_uses): Likewise.
11933 * df.h (df_set_flags, df_clear_flags): Update declarations.
11934 * dwarf2out.c (struct indirect_string_node): Change type of form
11935 field to enum dwarf_form.
11936 (AT_string_form): Change return type to enum dwarf_form.
11937 * fixed-value.c (fixed_compare): Add cast to enum type.
11938 * fwprop.c (update_df): Change 0 to VOIDmode.
11939 * gensupport.c: Change 0 to UNKNOWN.
11940 * gimple.h (gimple_cond_code): Add cast to enum type.
11941 * haifa-sched.c (reemit_notes): Add cast to enum type.
11942 * hooks.c (hook_int_void_no_regs): Remove function.
11943 * hooks.h (hook_int_void_no_regs): Remove declaration.
11944 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11945 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11946 * real.c (real_arithmetic): Add cast to enum type.
11947 (real_compare): Likewise.
11948 * target.h (struct gcc_target): Change return type of
11949 branch_target_register_class to enum reg_class.
11950 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11951 default_branch_target_register_class.
11952 * targhooks.c (default_branch_target_register_class): New function.
11953 * targhooks.h (default_branch_target_register_class): Declare.
11954 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11955 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11957 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11959 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11960 vect_uninitialized_def. Change 0 to ERROR_MARK.
11961 * tree-vect-stmts.c (supportable_widening_operation): Don't
11962 initialize icode1 and icode2.
11963 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11964 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11966 (cmn_err_flag_specs): Change 0 to STD_C89.
11967 (cmn_err_char_table): Likewise.
11968 * config/arm/arm.c (get_arm_condition_code): Change type of code
11969 to enum arm_cond_code.
11970 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11971 (IWMMXT_BUILTIN2): Likewise.
11972 (neon_builtin_type_bits): Don't define typedef.
11973 (neon_builtin_datum): Change type of bits field to int.
11974 (arm_expand_neon_args): Add cast to enum type.
11975 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11977 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11978 casts to enum type.
11979 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11981 * config/mips/mips.md (jal_macro): Return enum constant.
11982 (single_insn): Likewise.
11983 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11985 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11986 casts to enum type.
11987 * config/s390/s390.c (s390_tune_flags): Change type to int.
11988 (s390_arch_flags): Likewise.
11989 (s390_handle_arch_option): Change flags field of struct pta to int.
11990 * config/s390/s390.h (s390_tune_flags): Update declaration.
11991 (s390_arch_flags): Likewise.
11992 * config/sh/sh.c (prepare_move_operands): Compare
11993 tls_symbolic_operand result with enum constant.
11994 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11995 (sh_expand_prologue): Add cast to enum type.
11996 (sh_expand_epilogue): Likewise.
11997 (tls_symbolic_operand): Change return type to enum tls_model.
11998 (fpscr_set_from_mem): Add cast to enum type.
11999 (legitimize_pic_address): Compare tls_symbolic_operand result with
12001 (sh_target_reg_class): Change return type to enum reg_class.
12002 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12004 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12005 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12006 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12007 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12008 (delayed_branch, tls_call_delay): Likewise.
12009 (eligible_for_sibcall_delay): Likewise.
12010 (eligible_for_return_delay): Likewise.
12011 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12012 (spu_expand_builtin_1): Likewise.
12014 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12015 for all types of conversions.
12016 (output_init_element): Issue -Wc++-compat warning if needed when
12017 initializing a bitfield with enum type.
12018 * c-parser.c (c_parser_expression): Set original_type to
12019 original_type of right hand operand of comman operator.
12021 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12023 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12025 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12026 * doc/cpp.texi (Standard Predefined Macros)
12027 (Implementation-defined behavior): Likewise.
12028 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12029 * doc/gimple.texi (GIMPLE Exception Handling)
12030 (@code{GIMPLE_ASSIGN}): Likewise.
12031 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12032 * doc/invoke.texi (Warning Options, Optimize Options)
12033 (AVR Options, Darwin Options): Likewise.
12034 (Optimize Options): Reformulate -fwhole-program description.
12035 * doc/loop.texi (Lambda): Likewise.
12036 * doc/md.texi (Output Template, Define Constraints)
12037 (Standard Names, Insn Splitting): Likewise.
12038 * doc/options.texi (Option properties): Likewise.
12039 * doc/passes.texi (Tree-SSA passes): Likewise.
12040 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12041 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12042 (File Names and DBX): Likewise.
12043 * doc/trouble.texi (Incompatibilities): Likewise.
12045 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12047 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12048 instruction is correct.
12050 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12052 Allow non-constant arguments to conversion intrinsics.
12053 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12054 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12055 * spu.c (print_operand): Handle 'v' and 'w'.
12056 (exp2_immediate_p, spu_gen_exp2): Define.
12057 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12058 spu_convtf_1): Update parameter descriptions.
12059 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12060 * constraints.md ('v', 'w'): New.
12061 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12063 (i2f, I2F): New define_mode_attr.
12064 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12065 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12066 fixuns_truncv4sfv4si2): Update to use mode attribute.
12067 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12068 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12069 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12070 patterns for combine.
12072 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12074 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12075 (cprop, hoist, pre, store_motion): New debug counters.
12076 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12077 is not an RTL pass anymore.
12078 (pass_profiling): Remove extern decl for pass removed in 2005.
12079 (pass_gcse, pass_jump_bypass): Remove.
12080 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12081 to 0 for clean state.
12082 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12083 * cse.c (gate_handle_cse_after_global_opts,
12084 rest_of_handle_cse_after_global_opts): New functions.
12085 (pass_cse_after_global_opts): New pass, does local CSE.
12086 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12087 (TV_CPROP): New timevar.
12088 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12089 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12090 (gcse_main, recompute_all_luids): Remove.
12091 (compute_hash_table_work): Call max_reg_num instead of reading
12093 (cprop_jump): Don't set run_jump_opt_after_gcse.
12094 (constprop_register): Always allow to alter jumps.
12095 (cprop_insn): Likewise.
12096 (do_local_cprop): Likewise.
12097 (local_cprop_pass): Likewise. Return non-zero if something changed.
12098 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12099 (find_implicit_sets): Add note about missed optimization opportunity.
12100 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12101 pass_rtl_cprop execute function.
12102 Don't bother tracking the pass number, each pass gets its own dumpfile
12104 Always allow to alter jumpsand bypass jumps.
12105 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12106 will just find no suitable set.
12107 (pre_edge_insert): Fix dumping, this function is for PRE only.
12108 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12109 pass_rtl_pre execute function.
12110 (hoist_code): Return non-zero if something changed. Keep track of
12111 substitutions and insertions for statistics gathering similar to PRE.
12112 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12113 called from the pass_rtl_hoist execute function. Show pass statistics.
12114 (compute_store_table): Use max_reg_num directly instead of using the
12115 formerly global max_gcse_regno.
12116 (build_store_vectors): Likewise.
12117 (replace_store_insn): Fix dumping.
12118 (store_motion): Rename to ...
12119 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12120 pass, called from the pass_rtl_store_motion execute function. Keep
12121 track of substitutions and insertions for statistics gathering similar
12123 (bypass_jumps): Remove, fold interesting bits into ...
12124 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12125 from the pass_rtl_cprop execute function.
12126 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12127 pass_jump_bypass): Remove.
12128 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12129 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12130 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12131 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12132 (gate_rtl_store_motion, execute_rtl_store_motion,
12133 pass_rtl_store_motion): New.
12134 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12135 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12136 * passes.c (init_optimization_passes): Remove pass_gcse and
12137 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12138 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12139 instead of pass_jump_bypass.
12141 2009-04-27 Richard Guenther <rguenther@suse.de>
12143 PR middle-end/39928
12144 * gimplify.c (gimplify_expr): If we are required to create
12145 a temporary make sure it ends up as register.
12147 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12150 * config/i386/i386.c (construct_container): Don't call
12151 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12152 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12154 2009-04-27 Michael Matz <matz@suse.de>
12156 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12157 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12158 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12159 (dump_replaceable_exprs): Take a bitmap.
12160 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12162 (expand_gimple_basic_block): Likewise.
12163 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12164 replaceable_expressions member a bitmap.
12165 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12166 (mark_replaceable): Likewise.
12167 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12168 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12170 2009-04-27 Richard Guenther <rguenther@suse.de>
12172 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12173 (verify_stmts): Dispatch to gimple/type verification code.
12174 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12175 issue with call argument types.
12177 2009-04-27 Michael Matz <matz@suse.de>
12179 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12180 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12183 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12184 Eric Botcazou <ebotcazou@adacore.com>
12186 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12187 a label's basic block.
12188 (mark_target_live_regs): Tidy and rework obsolete comments.
12189 Change back DF problem to LIVE. If a label starts a basic block,
12190 assume that all registers that used to be live then still are.
12191 (init_resource_info): If a label starts a basic block, set its
12192 BLOCK_FOR_INSN accordingly.
12193 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12195 2009-04-27 Richard Guenther <rguenther@suse.de>
12197 * tree-flow-inline.h (function_ann): Remove.
12198 (get_function_ann): Likewise.
12199 * tree-dfa.c (create_function_ann): Remove.
12200 * tree-flow.h (struct static_var_ann_d): Remove.
12201 (struct function_ann_d): Likewise.
12202 (union tree_ann_d): Remove fdecl member.
12203 (function_ann_t): Remove.
12204 (function_ann, get_function_ann, create_function_ann): Remove
12207 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12209 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12211 2009-04-27 Jan Hubicka <jh@suse.cz>
12213 * ipa-pure-const.c (struct funct_state_d): New fields
12214 state_previously_known, looping_previously_known; remove
12215 state_set_in_source.
12216 (analyze_function): Use new fields.
12217 (propagate): Avoid assumption that state_set_in_source imply
12220 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12221 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12222 * cfgloop.h (finite_loop_p): Declare.
12224 2009-04-26 Michael Matz <matz@suse.de>
12226 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12228 2009-04-26 Michael Matz <matz@suse.de>
12230 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12231 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12232 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12233 pass_mark_used_blocks): Remove.
12234 * tree-optimize.c (pass_free_datastructures,
12235 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12236 * passes.c (init_optimization_passes): Don't call
12237 pass_mark_used_blocks, remove dead code.
12239 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12241 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12242 * tree-ssa-live.h (register_ssa_partition): Likewise.
12244 2009-04-26 Michael Matz <matz@suse.de>
12247 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12248 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12249 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12251 (compare_pairs): Swap cost comparison.
12252 (coalesce_ssa_name): Don't use change_partition_var.
12253 * tree-nrv.c (struct nrv_data): Add modified member.
12254 (finalize_nrv_r): Set it.
12255 (tree_nrv): Use it to update statements.
12256 (pass_nrv): Require PROP_ssa.
12257 * tree-mudflap.c (mf_decl_cache_locals,
12258 mf_build_check_statement_for): Use make_rename_temp.
12259 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12260 * alias.c (find_base_decl): Handle SSA names.
12261 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12262 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12263 * rtl.h (set_reg_attrs_for_parm): Declare.
12264 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12265 to "optimized", remove unused locals at finish.
12266 (execute_free_datastructures): Make global, call
12267 delete_tree_cfg_annotations.
12268 (execute_free_cfg_annotations): Don't call
12269 delete_tree_cfg_annotations.
12271 * ssaexpand.h: New file.
12272 * expr.c (toplevel): Include ssaexpand.h.
12273 (expand_assignment): Handle SSA names the same as register variables.
12274 (expand_expr_real_1): Expand SSA names.
12275 * cfgexpand.c (toplevel): Include ssaexpand.h.
12276 (SA): New global variable.
12277 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12278 (SSAVAR): New macro.
12279 (set_rtl): New helper function.
12280 (add_stack_var): Deal with SSA names, use set_rtl.
12281 (expand_one_stack_var_at): Likewise.
12282 (expand_one_stack_var): Deal with SSA names.
12283 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12284 before unique numbers.
12285 (expand_stack_vars): Use set_rtl.
12286 (expand_one_var): Accept SSA names, add asserts for them, feed them
12287 to above subroutines.
12288 (expand_used_vars): Expand all partitions (without default defs),
12289 then only the local decls (ignoring those expanded already).
12290 (expand_gimple_cond): Remove edges when jumpif() expands an
12291 unconditional jump.
12292 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12293 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12295 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12296 members of SA; deal with PARM_DECL partitions here; expand
12297 all PHI nodes, free tree datastructures and SA. Commit instructions
12298 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12299 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12300 info and statements at start, collect garbage at finish.
12301 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12302 (VAR_ANN_PARTITION) Remove.
12303 (change_partition_var): Don't declare.
12304 (partition_to_var): Always return SSA names.
12305 (var_to_partition): Only accept SSA names.
12306 (register_ssa_partition): Only check argument.
12307 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12309 (delete_var_map): Don't free it.
12310 (var_union): Only accept SSA names, simplify.
12311 (partition_view_init): Mark only useful SSA names as used.
12312 (partition_view_fini): Only deal with SSA names.
12313 (change_partition_var): Remove.
12314 (dump_var_map): Use ssa_name instead of partition_to_var member.
12315 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12317 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12318 (struct _elim_graph): New member const_dests; nodes member vector of
12320 (set_location_for_edge): New static helper.
12321 (create_temp): Remove.
12322 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12323 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12324 (new_elim_graph): Allocate const_dests member.
12325 (clean_elim_graph): Truncate const_dests member.
12326 (delete_elim_graph): Free const_dests member.
12327 (elim_graph_size): Adapt to new type of nodes member.
12328 (elim_graph_add_node): Likewise.
12329 (eliminate_name): Likewise.
12330 (eliminate_build): Don't take basic block argument, deal only with
12331 partition numbers, not variables.
12332 (get_temp_reg): New static helper.
12333 (elim_create): Use it, deal with RTL temporaries instead of trees.
12334 (eliminate_phi): Adjust all calls to new signature.
12335 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12336 (rewrite_trees): Only do checking.
12337 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12338 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12339 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12340 contains_tree_r, MAX_STMTS_IN_LATCH,
12341 process_single_block_loop_latch, analyze_edges_for_bb,
12342 perform_edge_inserts): Remove.
12343 (expand_phi_nodes): New global function.
12344 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12345 functions, initialize new parameter, remember partitions having a
12347 (finish_out_of_ssa): New global function.
12348 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12349 don't reset in_ssa_p here, don't disable TER when mudflap.
12350 (pass_del_ssa): Remove.
12351 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12353 (execute_free_datastructures): Declare.
12354 * Makefile.in (SSAEXPAND_H): New variable.
12355 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12356 * basic-block.h (commit_one_edge_insertion): Declare.
12357 * passes.c (init_optimization_passes): Move pass_nrv and
12358 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12359 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12360 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12361 (redirect_branch_edge): Deal with super block when expanding, split
12362 out jump patching itself into ...
12363 (patch_jump_insn): ... here, new static helper.
12365 2009-04-26 Michael Matz <matz@suse.de>
12367 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12368 beyond num_ssa_names.
12369 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12370 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12372 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12374 PR inline-asm/39543
12375 * fwprop.c (forward_propagate_asm): New function.
12376 (forward_propagate_and_simplify): Propagate also into __asm, if it
12377 doesn't increase the number of referenced registers.
12380 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12382 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12384 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12385 note_nonlocal_vla_type for nonlocal VLAs.
12386 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12387 contains_remapped_vars, remap_vla_decls): New functions.
12388 (convert_nonlocal_reference_stmt): If not optimizing, call
12389 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12390 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12391 if it wasn't found in var_map.
12392 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12393 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12394 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12396 * gimplify.c (nonlocal_vlas): New variable.
12397 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12399 (gimplify_body): Create and destroy nonlocal_vlas.
12401 * dwarf2out.c (loc_descr_plus_const): New function.
12402 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12403 mem_loc_descriptor, loc_descriptor_from_tree_1,
12404 descr_info_loc, gen_variable_die): Use it.
12406 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12407 !TREE_STATIC VAR_DECLs.
12408 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12409 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12410 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12411 DECL_BY_REFERENCE is valid.
12412 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12413 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12414 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12415 Copy DECL_BY_REFERENCE.
12416 (struct nesting_copy_body_data): New type.
12417 (nesting_copy_decl): New function.
12418 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12419 if they have variable length.
12421 2009-04-26 Michael Matz <matz@suse.de>
12423 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12424 mark new temporaries for renaming.
12426 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12429 * c-decl.c (global_bindings_p): Return negative value.
12430 (c_variable_size): New. Based on variable_size from
12432 (grokdeclarator): Call c_variable_size not variable_size.
12434 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12438 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12440 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12441 Redefine it to just use mingw/include.
12442 (ASM_SPEC): Rules for -m32 and -m64.
12443 (LINK_SPEC): Use Likewise.
12444 (SPEC_32): New define.
12445 (SPEC_64): Likewise.
12446 (SUB_LINK_SPEC): Likewise.
12447 (MULTILIB_DEFAULTS): New define.
12448 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12449 Add multilib options.
12450 (MULTILIB_DIRNAMES): Likewise.
12451 (MULTILIB_OSDIRNAMES): Likewise.
12452 (LIBGCC): Likewise.
12453 (INSTALL_LIBGCC): Likewise.
12455 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12458 * c-tree.h (enum c_inline_static_type): New.
12459 (record_inline_static): Declare.
12460 * c-decl.c (struct c_inline_static, c_inline_statics,
12461 record_inline_static, check_inline_statics): New.
12462 (pop_file_scope): Call check_inline_statics.
12463 (start_decl): Call record_inline_static instead of pedwarning
12464 directly for static in inline function.
12465 * c-typeck.c (build_external_ref): Call record_inline_static
12466 instead of pedwarning directly for static referenced in inline
12469 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12471 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12472 not new but only being rescanned.
12473 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12474 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12475 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12476 record_set_info, compute_set, grealloc): Remove.
12477 (recompute_all_luids): New function.
12478 (gcse_main): Don't compute sets, and don't do related memory
12479 allocations/free-ing. If something changed before the end of the
12480 pass, update LUIDs using recompute_all_luids.
12481 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12482 (free_gcse_mem): Don't free it either.
12483 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12484 Use the df insn LUIDs.
12485 (load_killed_in_block): Likewise.
12486 (compute_hash_table_work): Don't compute reg_set_in_block.
12487 (compute_transp): Use DF_REG_DEF_CHAINs.
12488 (local_cprop_pass): Don't use compute_sets and related functions.
12489 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12490 Use get_max_uid() instead of max_cuid.
12491 (insert_insn_end_basic_block, pre_insert_copy_insn,
12492 update_ld_motion_stores): Don't try to
12493 keep reg_set tables up to date.
12494 (pre_insert_copies): Use df insn LUIDs.
12495 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12496 (reg_set_info): Don't use extra bitmap argument.
12497 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12498 information to compute regs_set_in_block.
12499 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12500 (bypass_jumps): Don't use compute_sets and friends.
12502 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12505 * opts.c (undocumented_msg): Do not leave blank even with
12508 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12510 * c-decl.c (build_enumerator): Allow values folding to integer
12511 constants but not integer constant expressions with a pedwarn if
12514 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12517 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12518 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12519 type is an integer constant.
12521 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12524 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12527 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12530 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12531 with variably modified return type and no storage class
12532 specifiers, except for the case of nested functions. Distinguish
12533 extern declarations of functions with variably modified return
12534 types from those of objects with variably modified types.
12536 2009-04-25 Jan Hubicka <jh@suse.cz>
12538 * tree.c (list_equal_p): New function.
12539 * tree.h (list_equal_p): Declare.
12540 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12541 basic_block_def, basic_block, const_basic_block): New.
12542 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12543 (redirect_eh_edge): New function.
12544 (make_eh_edge_update_phi): EH edges are not abnormal.
12545 * except.c: Include tree-flow.h.
12546 (list_match): New function.
12547 (eh_region_replaceable_by_p): New function.
12548 (replace_region): New function.
12549 (hash_type_list): New function.
12550 (hash_eh_region): New function.
12551 (eh_regions_equal_p): New function.
12552 (merge_peers): New function.
12553 (remove_unreachable_regions): Verify EH tree when checking;
12555 (copy_eh_region_1): New function.
12556 (copy_eh_region): New function.
12557 (push_reachable_handler): New function.
12558 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12559 regions without label but with live RESX.
12560 * except.h (redirect_eh_edge_to_label): New.
12561 * tree-flow.h (redirect_eh_edge): New.
12562 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12563 basic_block_def, basic_block, const_basic_block): Remove.
12564 * Makefile.in (except.o): Add dependency on tree-flow.h
12565 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12566 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12569 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12572 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12573 on the destination of memcpy.
12575 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12577 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12578 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12579 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12581 2009-04-25 Jan Hubicka <jh@suse.cz>
12583 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12584 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12585 to be reached by different label than left.
12586 (update_eh_edges): Update comment; remove edge_to_remove if possible
12587 and return true if suceeded.
12588 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12589 (cleanup_eh): Compute sharing map.
12590 * except.c (remove_eh_handler_and_replace): Add argument if we should
12592 (remove_unreachable_regions): Update for label sharing.
12593 (label_to_region_map): Likewise.
12594 (get_next_region_sharing_label): New function.
12595 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12597 (remove_eh_handler): Update.
12598 (remove_eh_region_and_replace_by_outer_of): New function.
12599 * except.h (struct eh_region): Add next_region_sharing_label.
12600 (remove_eh_region_and_replace_by_outer_of,
12601 get_next_region_sharing_label): Declare.
12602 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12604 2009-04-25 Jan Hubicka <jh@suse.cz>
12606 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12607 insert code even if they are not critical.
12609 2009-04-25 Jan Hubicka <jh@suse.cz>
12611 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12612 (gimple_can_remove_branch_p): EH edges won't remove branch by
12614 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12615 updating of non-abnormal EH edges.
12616 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12617 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12618 (split_critical_edges): Split also edges where emitting code on them
12619 will lead to splitting later.
12621 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12622 H.J. Lu <hongjiu.lu@intel.com>
12625 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12626 the configured assembler supports fildq and fistpq mnemonics.
12627 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12628 * configure: Regenerated.
12629 * config.in: Ditto.
12631 * config/i386/i386.c (print_operand): Handle 'Z'.
12632 ['z']: Remove handling of special fild/fist suffixes.
12633 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12634 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12635 suffix of fild insn.
12636 (*floatsi<mode>2_vector_mixed): Ditto.
12637 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12639 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12640 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12641 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12643 2009-04-25 Ben Elliston <bje@au.ibm.com>
12645 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12646 the source of a set operation.
12648 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12650 * target.h (struct gcc_target): Add case_values_threshold field.
12651 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12652 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12653 * targhooks.c (default_case_values_threshold): New function.
12654 * targhooks.h (default_case_values_threshold): Declare function.
12655 * stmt.c (expand_case): Use case_values_threshold target hook.
12656 * expr.h (case_values_threshold): Remove declartation.
12657 * expr.c (case_values_threshold): Remove function.
12658 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12660 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12661 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12662 (avr_case_values_threshold): Declare as static.
12663 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12665 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12666 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12667 (mn10300_case_values_threshold): New function.
12669 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12671 * ira.c (setup_cover_and_important_classes): Add enum cast.
12673 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12675 * genpreds.c (write_enum_constraint_num): Output definition of
12676 CONSTRAINT_NUM_DEFINED_P macro.
12677 * ira.c (setup_cover_and_important_classes): Use
12678 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12680 2009-04-24 DJ Delorie <dj@redhat.com>
12682 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12683 __SH2A_SINGLE_ONLY__ also.
12685 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12687 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12688 (movdf_internal): Ditto.
12689 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12690 SFmode and DFmode constants.
12691 (ia64_print_operand): Add 'G' format for printing
12692 floating point constants.
12694 2009-04-24 Richard Guenther <rguenther@suse.de>
12696 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12697 from unsigned additions.
12699 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12701 * c-typeck.c (set_init_index): Allow array designators that are
12702 not integer constant expressions with a pedwarn if pedantic.
12704 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12706 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12707 zero if no overlap in nonzero bits between the operands.
12709 2009-04-24 Ian Lance Taylor <iant@google.com>
12711 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12712 (record_dead_and_set_regs): Likewise.
12713 * df.h (struct df_mw_hardreg): Change flags field to int.
12714 (struct df_base_ref): Likewise.
12715 (struct df): Change changeable_flags field to int.
12716 * df-scan.c (df_defs_record): Change clobber_flags to int.
12717 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12718 constants rather than #define macros.
12719 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12720 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12721 (enum dwarf_calling_convention): Likewise.
12722 (enum dwarf_line_number_x_ops): Likewise.
12723 (enum dwarf_call_frame_info): Likewise.
12724 (enum dwarf_source_language): Likewise.
12725 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12726 (add_calling_convention_attribute): Likewise.
12727 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12728 (combine_comparisons): Change compcode to int. Add cast to enum type.
12729 * genrecog.c (maybe_both_true_2): Change c to int.
12730 (write_switch): Likewise. Add cast to enum type.
12731 * gimplify.c (gimplify_omp_for): Handle return values from
12732 gimplify_expr using MIN rather than bitwise or.
12733 (gimplify_expr): Add cast to enum type.
12734 * ipa-prop.c (update_jump_functions_after_inlining): Change
12735 IPA_BOTTOM to IPA_JF_UNKNOWN.
12736 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12737 Add casts to enum type.
12738 (setup_cover_and_important_classes): Change cl to int. Add casts
12740 (setup_class_translate): Change cl and mode to int.
12741 (ira_init_once): Change mode to int.
12742 (free_register_move_costs): Likewise.
12743 (setup_prohibited_mode_move_regs): Add casts to enum type.
12744 * langhooks.c (add_builtin_function_common): Rework assertion that
12745 value fits bitfield.
12746 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12747 * omega.c (omega_do_elimination): Avoid math on enum types.
12748 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12749 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12750 int local to handle integral_argment value.
12751 * regmove.c (try_auto_increment): Change PUT_MODE to
12753 * reload.c (push_secondary_reload): Add casts to enum type.
12754 (secondary_reload_class, find_valid_class): Likewise.
12755 * reload1.c (emit_input_reload_insns): Likewise.
12756 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12757 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12758 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12760 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12761 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12763 (expand_complex_libcall): Add casts to enum type.
12764 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12765 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12766 with ERROR_MARK, not NUM_TREE_CODES.
12767 (vect_create_epilog_for_reduction): Likewise.
12768 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12769 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12770 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12772 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12773 vect_unused_in_loop. Change 0 to loop_vect.
12774 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12775 * var-tracking.c (get_init_value): Change return type to enum
12777 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12778 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12780 (arm_override_options): Add casts to enum type.
12781 (arm_emit_tls_decoration): Likewise.
12782 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12784 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12785 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12786 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12788 * config/s390/s390.c (code_for_builtin_64): Change to array of
12790 (code_for_builtin_31): Likewise.
12791 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12793 * config/sparc/sparc.c (sparc_override_options): Change value
12794 field in struct code_model to enum cmodel. In initializer change
12795 0 to NULL and add cast to enum type.
12797 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12798 Change all callers. Issue a -Wc++-compat warning using
12799 lhs_origtype if necessary.
12800 (convert_for_assignment): Issue -Wc++-compat warnings about
12801 invalid conversions to enum type on assignment.
12802 * c-common.h (build_modify_expr): Update declaration.
12804 2009-04-24 Nick Clifton <nickc@redhat.com>
12806 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12807 (function_arg_advance): Likewise.
12808 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12811 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12813 * config/s390/constraints.md ('I', 'J'): Fix condition.
12815 2009-04-24 Diego Novillo <dnovillo@google.com>
12817 * gengtype-parse.c (parse_error): Add newline after message.
12819 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12821 * config/i386/sse.md (avxmodesuffixs): Removed.
12822 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12823 (*avx_pinsr<ssevecsize>): This.
12825 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12827 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12828 follow chains of regs with a single definition, and allow expressions
12829 that are function_invariant_p.
12830 (simple_rhs_p): Allow expressions that are function_invariant_p.
12832 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12834 PR middle-end/39867
12835 * fold-const.c (fold_cond_expr_with_comparison): When folding
12836 > and >= to MAX, make sure the MAX uses the same type as the
12837 comparison's operands.
12839 2009-04-24 Nick Clifton <nickc@redhat.com>
12841 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12842 addressing for DImode accesses.
12843 (frv_print_operand_address): Handle PLUS case.
12844 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12846 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12848 PR rtl-optimization/39794
12849 * alias.c (canon_true_dependence): Add x_addr argument.
12850 * rtl.h (canon_true_dependence): Adjust prototype.
12851 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12852 * cselib.c (cselib_invalidate_mem): Likewise.
12853 * gcse.c (compute_transp): Likewise.
12854 * dse.c (scan_reads_nospill): Likewise.
12855 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12856 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12857 canon_base_addr of the group, plus optional offset.
12858 (struct group_info): Rename canon_base_mem to
12860 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12861 canon_rtx of base_mem.
12863 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12865 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12866 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12868 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12870 * config/spu/spu-builtins.h: Delete file.
12872 * config/spu/spu.h (enum spu_builtin_type): Move here from
12874 (struct spu_builtin_description): Likewise. Add GTY marker.
12875 Do not use enum spu_function_code or enum insn_code.
12876 (spu_builtins): Add extern declaration.
12878 * config/spu/spu.c: Do not include "spu-builtins.h".
12879 (enum spu_function_code, enum spu_builtin_type_index,
12880 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12881 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12882 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12883 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12884 (spu_builtin_types): Make static. Add GTY marker.
12885 (spu_builtins): Add extern declaration with GTY marker.
12886 Include "gt-spu.h".
12888 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12889 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12890 Check programmatically whether all parameters are scalar.
12892 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12894 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12896 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12897 assignment from the constructor either if the target is volatile.
12899 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12901 * config/arm/arm.md (insv): Do not share operands[0].
12903 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12905 * config/vxlib-tls.c (active_tls_threads): Delete.
12906 (delete_hook_installed): New.
12907 (tls_delete_hook): Don't delete the delete hook.
12908 (tls_destructor): Delete it here.
12909 (__gthread_set_specific): Adjust installing the delete hook.
12910 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12911 __gthread_leave_tsd_dtor_context.
12913 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12915 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12917 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12919 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12921 (alpha_rtx_costs): Ditto.
12922 (emit_unlikely_jump): Use add_reg_note.
12923 (emit_frame_store_1): Ditto.
12924 (alpha_expand_prologue): Ditto.
12925 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12926 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12928 2009-04-23 Nick Clifton <nickc@redhat.com>
12930 * config/v850/v850.md (epilogue): Remove suppressed code.
12931 (return): Rename to return_simple and remove test of frame size.
12932 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12933 to gen_return_simple.
12935 2009-04-22 Jing Yu <jingyu@google.com>
12938 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12940 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12943 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12944 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12945 value is a VECTOR_CST, the element type is the element type of the
12948 2009-04-22 DJ Delorie <dj@redhat.com>
12950 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12952 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12954 * alias.c (find_base_term): Move around LO_SUM case, so that
12955 CONST falls through into PLUS/MINUS handling.
12958 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12959 into 0, use omit_one_operand.
12961 2009-04-23 Ben Elliston <bje@au.ibm.com>
12963 * config/rs6000/linux-unwind.h (get_regs): Remove type
12964 puns. Change the type of `pc' to an array of unsigned ints and
12965 update all users. Constify frame24.
12967 2009-04-22 DJ Delorie <dj@redhat.com>
12969 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12970 declarations before code.
12971 (current_function_special_page_vector): Likewise.
12972 (m32c_expand_insv): Silence a warning.
12974 2009-04-21 Taras Glek <tglek@mozilla.com>
12976 * alias.c: Update GTY annotations to new syntax.
12977 * basic-block.h: Likewise.
12978 * bitmap.h: Likewise.
12979 * c-common.h: Likewise.
12980 * c-decl.c: Likewise.
12981 * c-parser.c: Likewise.
12982 * c-pragma.c: Likewise.
12983 * c-tree.h: Likewise.
12984 * cfgloop.h: Likewise.
12985 * cgraph.h: Likewise.
12986 * config/alpha/alpha.c: Likewise.
12987 * config/arm/arm.h: Likewise.
12988 * config/avr/avr.h: Likewise.
12989 * config/bfin/bfin.c: Likewise.
12990 * config/cris/cris.c: Likewise.
12991 * config/darwin.c: Likewise.
12992 * config/frv/frv.c: Likewise.
12993 * config/i386/i386.c: Likewise.
12994 * config/i386/i386.h: Likewise.
12995 * config/i386/winnt.c: Likewise.
12996 * config/ia64/ia64.h: Likewise.
12997 * config/iq2000/iq2000.c: Likewise.
12998 * config/mips/mips.c: Likewise.
12999 * config/mmix/mmix.h: Likewise.
13000 * config/pa/pa.c: Likewise.
13001 * config/pa/pa.h: Likewise.
13002 * config/rs6000/rs6000.c: Likewise.
13003 * config/s390/s390.c: Likewise.
13004 * config/sparc/sparc.c: Likewise.
13005 * config/xtensa/xtensa.c: Likewise.
13006 * cselib.h: Likewise.
13007 * dbxout.c: Likewise.
13008 * dwarf2out.c: Likewise.
13009 * except.c: Likewise.
13010 * except.h: Likewise.
13011 * fixed-value.h: Likewise.
13012 * function.c: Likewise.
13013 * function.h: Likewise.
13014 * gimple.h: Likewise.
13015 * integrate.c: Likewise.
13016 * optabs.c: Likewise.
13017 * output.h: Likewise.
13018 * real.h: Likewise.
13020 * stringpool.c: Likewise.
13021 * tree-data-ref.c: Likewise.
13022 * tree-flow.h: Likewise.
13023 * tree-scalar-evolution.c: Likewise.
13024 * tree-ssa-address.c: Likewise.
13025 * tree-ssa-alias.h: Likewise.
13026 * tree-ssa-operands.h: Likewise.
13027 * tree.c: Likewise.
13028 * tree.h: Likewise.
13029 * varasm.c: Likewise.
13030 * varray.h: Likewise.
13032 * coretypes.h: Do not define GTY macro if it is already defined.
13033 * doc/gty.texi: Update GTY documentation to new syntax.
13034 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13035 annotations on structs.
13036 * gengtype-parse.c: Likewise.
13038 2009-04-22 Mark Heffernan <meheff@google.com>
13040 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13042 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13044 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13047 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13049 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13050 the same as a PLUS without a shift. Increase the cost of a
13053 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13055 * Makefile.in: Update dependencies.
13056 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13057 * errors.h: Remove bogus comment about compatibility.
13058 (warning): Update declaration.
13059 * genautomata.c: Update all calls to warning.
13060 * gimple.c: Do not include errors.h. Include toplev.h.
13061 * tree-ssa-structalias.c: Do not include errors.h.
13062 * omega.c: Likewise.
13063 * tree-ssa-reassoc.c: Likewise.
13064 * config/spu/spu-c.c: Likewise.
13065 * config/spu/t-spu-elf: Update dependencies.
13067 2009-04-22 Richard Guenther <rguenther@suse.de>
13069 PR tree-optimization/39824
13070 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13071 make sure the types are compatible.
13073 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13076 * c-common.c (c_parse_error): Take a token_flags parameter.
13077 Use token_type for the token type instead.
13078 Pass token_flags to cpp_type2name.
13079 * c-common.h (c_parse_error): Update declaration.
13080 * c-parser.c (c_parser_error): Pass 0 as token flags.
13082 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13084 PR rtl-optimization/39580
13085 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13087 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13089 * function.c (expand_function_end): Do not emit a jump to the "naked"
13090 return label for fall-through returns.
13091 * except.c (sjlj_emit_function_exit): Always place the call to the
13092 unregister function at the location installed by expand_function_end.
13094 2009-04-22 Richard Guenther <rguenther@suse.de>
13096 PR tree-optimization/39845
13097 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13098 (gen_inbound_check): Likewise.
13100 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13102 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13104 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13105 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13107 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13109 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13110 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13111 shift counts to avoid out-of-bounds array accesses.
13113 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13115 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13116 (Pmode): Move above.
13118 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13120 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13121 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13122 GET_CODE macro. Use IN_RANGE macro where appropriate.
13123 * config/alpha/alpha.h: Ditto.
13124 * config/alpha/alpha.md: Ditto.
13125 * config/alpha/constraints.md: Ditto.
13126 * config/alpha/predicates.md: Ditto.
13128 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13130 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13131 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13132 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13133 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13134 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13135 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13136 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13137 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13138 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13139 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13140 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13141 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13142 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13143 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13144 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13145 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13146 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13147 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13148 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13149 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13150 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13151 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13152 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13153 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13154 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13155 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13156 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13158 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13160 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13161 references from comments.
13162 * cfgbuild.c: (count_basic_blocks): Delete.
13163 (find_basic_blocks_1): Delete.
13164 (find_basic_blocks): Delete.
13165 * except.c (finish_eh_generation): Make static. Move comment from
13166 except.h here. Remove find_basic_blocks references from comments.
13167 * except.h (finish_eh_generation): Delete.
13168 * basic-block.h (find_basic_blocks): Delete.
13169 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13171 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13173 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13174 (sdbout_parms): Likewise.
13176 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13178 * config/sh/sh.c (prepare_cbranch_operands): Use
13179 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13180 (expand_cbranchdi4): Likewise.
13181 (from_compare): Add cast to enum type.
13182 (expand_cbranchsi4): Use add_reg_note.
13183 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13184 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13185 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13186 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13187 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13188 instead of CODE_FOR_nothing.
13189 (cbranchdi4): Likewise. Fix the order of arguments for
13191 (push_fpscr): Use add_reg_note.
13192 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13193 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13195 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13197 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13198 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13199 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13200 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13201 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13202 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13203 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13204 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13205 config/alpha/x-vms, config/arc/t-arc,
13206 config/arm/README-interworking, config/arm/arm-c.c,
13207 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13208 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13209 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13210 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13211 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13212 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13213 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13214 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13215 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13216 config/cris/t-elfmulti, config/crx/t-crx,
13217 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13218 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13219 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13220 config/h8300/t-h8300, config/i386/athlon.md,
13221 config/i386/darwin-libgcc.10.4.ver,
13222 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13223 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13224 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13225 config/i386/t-linux64, config/i386/t-nwld,
13226 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13227 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13228 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13229 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13230 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13231 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13232 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13233 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13234 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13235 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13236 config/m68k/t-uclinux, config/mcore/t-mcore,
13237 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13238 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13239 config/mips/crtn.asm, config/mips/irix-crti.asm,
13240 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13241 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13242 config/mips/mips-fixed.md, config/mips/sb1.md,
13243 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13244 config/mips/t-iris6, config/mips/t-isa3264,
13245 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13246 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13247 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13248 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13249 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13250 config/mn10300/t-linux, config/mn10300/t-mn10300,
13251 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13252 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13253 config/picochip/libgccExtras/clzsi2.asm,
13254 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13255 config/rs6000/darwin-libgcc.10.4.ver,
13256 config/rs6000/darwin-libgcc.10.5.ver,
13257 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13258 config/rs6000/t-aix43, config/rs6000/t-aix52,
13259 config/rs6000/t-darwin, config/rs6000/t-fprules,
13260 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13261 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13262 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13263 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13264 config/rs6000/t-rtems, config/rs6000/t-spe,
13265 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13266 config/score/t-score-elf, config/sh/divcost-analysis,
13267 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13268 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13269 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13270 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13271 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13272 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13273 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13274 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13275 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13276 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13277 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13278 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13279 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13280 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13281 * config/h8300/genmova.sh: Include copyright and license notices
13282 in generated output.
13283 * config/h8300/mova.md: Regenerate.
13284 * doc/install.texi2html: Include word "Copyright" in copyright
13285 notice and use name "Free Software Foundation, Inc.".
13286 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13287 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13288 ChangeLog-2007, ChangeLog-2008: Correct dates.
13290 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13292 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13293 NE_EXPR operations as well.
13294 * c-parser.c (c_parser_condition): Do not set location information on
13296 (c_parser_conditional_expression): Likewise.
13297 (c_parser_binary_expression): Set location information on operators.
13298 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13299 TRUTH_NOT_EXPR has been folded.
13300 * fold-const.c (fold_truth_not_expr): Copy location information from
13301 the incoming expression to the outgoing one.
13302 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13303 recursive calls on the LHS of the operator but pass that of the
13304 operator to recursive calls on the RHS of the operator. Set it
13306 (shortcut_cond_expr): Set the locus of the operator on the second
13307 COND_EXPR and that of the expression on the first in degenerate cases.
13308 Pass the locus of the expression to calls to shortcut_cond_r.
13309 Set the locus of the 'then' block on the associated jump, if any.
13310 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13311 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13312 expression to call to gimplify_boolean_expr.
13314 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13316 * config.gcc: Add additional configuration for
13317 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13318 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13319 (CPP_SPEC): Redefine for allowing -municode option.
13320 (STARTFILE_SPEC): Likewise.
13321 * config/i386/t-mingw-w64: New.
13322 * config/i386/mingw-w64.opt: New.
13323 (municode): Add new target option.
13324 * doc/invoke.texi (municode): Add documentation for new option.
13326 2009-04-21 Ian Lance Taylor <iant@google.com>
13328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13329 Correct test for number of arguments.
13330 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13332 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13334 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13335 argument of emit_library_call.
13337 2009-04-21 Richard Guenther <rguenther@suse.de>
13339 PR middle-end/39829
13340 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13341 inside VIEW_CONVERT_EXPRs.
13343 2009-04-21 Martin Jambor <mjambor@suse.cz>
13345 * tree-switch-conversion.c (build_constructors): Split a long line.
13346 (constructor_contains_same_values_p): New function.
13347 (build_one_array): Create assigns of constants if possible, do not
13348 call mark_sym_for_renaming, call update_stmt.
13349 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13350 make_rename_temp. Do not call mark_symbols_for_renaming, call
13352 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13353 find_new_referenced_vars, call update_stmt.
13354 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13355 instead of calling make_rename_temp. Do not call
13356 find_new_referenced_vars or mark_symbols_for_renaming, call
13359 2009-04-21 Richard Guenther <rguenther@suse.de>
13361 PR tree-optimization/39827
13362 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13363 (tree_ssa_phiprop): Pass the correct array size.
13365 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13367 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13369 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13372 * c-typeck.c (lvalue_p): Move declaration ...
13373 * c-common.h (lvalue_p): ... to here.
13374 * c-common.c (candidate_equal_p): New.
13375 (add_tlist): Use it.
13376 (merge_tlist): Use it.
13377 (warn_for_collisions_1): Likewise.
13378 (warning_candidate_p): Accept more candidates.
13379 (verify_tree): A warning candidate can be an expression. Use
13382 2009-04-21 Ben Elliston <bje@au.ibm.com>
13385 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13386 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13387 options. Remove -mcall-solaris documentation.
13389 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13392 * doc/invoke.texi (-Wlong-long): Update description.
13393 * c-lex (interpret_integer): Only warn if there was no previous
13394 overflow and -Wlong-long is enabled.
13395 * c-decl.c (declspecs_add_type): Drop redundant flags.
13396 * c.opt (Wlong-long): Init to -1.
13397 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13398 and front-end warn_long_long. Wlong-long only depends on other
13399 flags if it is uninitialized.
13400 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13401 the same for CPP and FE.
13402 (restore_extension_diagnostics): Likewise.
13404 2009-04-20 Ian Lance Taylor <iant@google.com>
13406 Fix enum conversions which are invalid in C++:
13407 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13408 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13409 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13410 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13411 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13412 (dbxout_parms): Likewise.
13413 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13414 (df_clear_flags): Likewise.
13415 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13416 top_flag parameter to int.
13417 (df_chain_create_bb_process_use): Likewise.
13418 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13420 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13421 (df_ref_create_structure, df_def_record_1): Likewise.
13422 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13423 (df_notes_rescan): Change 0 to VOIDmode in function call.
13424 (df_get_call_refs, df_insn_refs_collect): Likewise.
13425 (df_bb_regs_collect): Likewise.
13426 (df_entry_block_defs_collect): Likewise.
13427 (df_exit_block_uses_collect): Likewise.
13428 * df.h: Update declarations.
13429 * double-int.c (double_int_divmod): Add cast to enum type.
13430 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13431 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13432 (based_loc_descr): Likewise.
13433 (loc_descriptor_from_tree_1): Change first_op and second_op to
13434 enum dwarf_location_atom. Add cast to enum type.
13435 * expmed.c (init_expmed): Change 0 to SET in function call.
13436 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13437 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13438 (do_store_flag): Likewise.
13439 * fixed-value.h (struct fixed_value): Change mode to enum
13441 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13442 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13444 (insert_insn_decl, insert_decl, insert_state): Likewise.
13445 (automata_list_finish): Likewise.
13446 * genrecog.c (process_define_predicate): Add cast to enum type.
13447 * gensupport.c (init_predicate_table): Add cast to enum type.
13448 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13450 (gimple_build_call_1, gimple_build_label): Likewise.
13451 (gimple_build_goto, gimple_build_asm_1): Likewise.
13452 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13453 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13454 (enum fallback): Rename from enum fallback_t.
13455 (fallback_t): Typedef as int.
13456 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13457 GSI_SAME_STMT in function call.
13458 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13460 (setup_reg_class_relations): Likewise.
13461 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13462 (setup_prohibited_class_mode_regs): Add cast to enum type.
13463 (setup_prohibited_mode_move_regs): Likewise.
13464 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13465 (record_address_regs): Change i to enum reg_class.
13466 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13467 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13468 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13469 (GET_MODE_2XWIDER_MODE): Likewise.
13470 (GET_CLASS_NARROWEST_MODE): Likewise.
13471 * omp-low.c (expand_omp_for): Add cast to enum type.
13472 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13473 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13474 * postreload.c (reload_cse_simplify_operands): Change rclass local
13476 * predict.c (combine_predictions_for_insn): Change best_predictor
13477 and predictor to enum br_predictor.
13478 (combine_predictions_for_bb): Likewise.
13479 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13480 use SET_PREDICT_EXPR_OUTCOME.
13481 * real.c (real_arithmetic): Change icode to code in function call.
13482 * reginfo.c (init_move_cost): Add casts to enum type.
13483 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13484 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13486 * reload.c (find_valid_class): Add casts to enum type.
13487 (push_reload): Change 0 to NO_REGS in function call.
13488 (find_reloads): Change this_alternative to array of enum
13489 reg_class. Remove some now-unnecessary casts.
13490 (make_memloc): Change 0 to VOIDmode in function call.
13491 * reload1.c (reload): Change 0 to VOIDmode in function call.
13492 (eliminate_regs_1, elimination_effects): Likewise.
13493 (eliminate_regs_in_insn): Likewise.
13494 (emit_input_reload_insns): Add cast to enum type.
13495 (delete_output_reload): Change 0 to VOIDmode in function call.
13496 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13497 to enum type in function call.
13498 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13499 (SET_PREDICT_EXPR_OUTCOME): Define.
13500 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13501 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13502 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13503 (dump_function): Likewise.
13504 * tree-dump.h: Update declarations.
13505 * tree-pass.h: Update declarations.
13506 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13507 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13509 (arm_rtx_costs_1): Correct parenthesization.
13510 (arm_rtx_costs): Add casts to enum type.
13511 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13512 (vfp_emit_fstmd): Use add_rg_note.
13513 (emit_multi_reg_push, emit_sfm): Likewise.
13514 (thumb_set_frame_pointer): Likewise.
13515 (arm_expand_prologue): Likewise.
13516 (arm_regno_class): Change return type to enum reg_class.
13517 (thumb1_expand_prologue): Use add_reg_note.
13518 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13519 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13521 * config/arm/gentune.sh: Add cast to enum type.
13522 * config/arm/arm-tune.md: Rebuild.
13523 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13524 (ix86_split_fp_branch, predict_jump): Likewise.
13525 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13526 insn_code to enum rtx_code.
13527 (ix86_builtin_vectorized_function): Add cast to enum type.
13528 * config/i386/i386.md (truncdfsf2): Change slot to enum
13530 (truncxf<mode>2, isinf<mode>2): Likewise.
13531 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13533 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13534 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13535 (insert_bundle_state): Change 1 to INSERT in function call.
13536 (ia64_add_bundle_selector_before): Likewise.
13537 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13538 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13539 (restore_stack_nonlocal): Likewise.
13540 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13542 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13544 (mips_rtx_costs): Likewise.
13545 (mips_override_options): Add casts to enum type.
13546 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13548 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13549 (store_reg, set_reg_plus_d): Likewise.
13550 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13551 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13553 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13555 (emit_unlikely_jump): Use add_reg_note.
13556 (rs6000_emit_allocate_stack): Likewise.
13557 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13558 (output_toc): Change 1 to INSERT in function call.
13559 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13560 (rs6000_initialize_trampoline): Likewise.
13561 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13563 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13564 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13565 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13566 (save_gprs): Use add_reg_note.
13567 (s390_emit_prologue): Likewise.
13568 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13569 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13570 (sparc_fold_builtin): Add cast to enum type.
13571 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13573 (spu_expand_prologue): Use add_reg_note.
13574 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13576 2009-04-20 Ian Lance Taylor <iant@google.com>
13578 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13579 (c_parser_postfix_expression_after_primary): Get VEC for list of
13580 arguments. Get original types of arguments. Call
13581 build_function_call_vec.
13582 (cached_expr_list_1, cached_expr_list_2): New static variables.
13583 (c_parser_expr_list): Change return type to VEC *. Add
13584 p_orig_types parameter. Change all callers.
13585 (c_parser_release_expr): New static function.
13586 (c_parser_vec_to_tree_list): New static function.
13587 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13588 call build_function_call_vec.
13589 (build_function_call_vec): New function, based on old
13590 build_function_call.
13591 (convert_arguments): Remove nargs and argarray parameters. Change
13592 values to a VEC. Add origtypes parameter.
13593 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13594 (convert_for_assignment): Add origtype parameter. Change all
13595 callers. If warn_cxx_compat, check for conversion to an enum
13596 type when calling a function.
13597 (store_init_value): Add origtype parameter. Change all callers.
13598 (digest_init): Likewise.
13599 (struct init_node): Add origtype field.
13600 (add_pending_init): Add origtype parameter. Change all callers.
13601 (output_init_element): Likewise.
13602 (output_pending_init_elements): Pass origtype from init_node to
13603 output_init_element.
13604 (process_init_element): Pass origtype from c_expr to
13605 output_init_element.
13606 (c_finish_return): Add origtype parameter. Change all callers.
13607 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13609 (sync_resolve_params): Likewise.
13610 (sync_resolve_return): Change params to first_param. Change caller.
13611 (resolve_overloaded_builtins): Change params to VEC *. Change
13612 callers. Save first parameter around call to build_function_call_vec.
13613 * c-decl.c (finish_decl): Add origtype parameter. Change all
13614 callers. Call build_function_call_vec rather than
13615 build_function_call for cleanup.
13616 * c-tree.h: Update declarations.
13617 * c-common.h: Update declarations.
13618 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13619 params to first_param.
13620 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13621 params parameter from tree to void *.
13622 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13623 Change arglist parameter to have type void *, and to be a pointer
13625 * config/rs6000/rs6000-protos.h
13626 (altivec_resolve_overloaded_builtin): Update declaration.
13627 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13628 fnargs parameter to have type void *, and to be a pointer to a
13629 VEC. Call build_function_call_vec instead of
13630 build_function_call.
13631 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13633 2009-04-20 Joey Ye <joey.ye@intel.com>
13634 Xuepeng Guo <xuepeng.guo@intel.com>
13635 H.J. Lu <hongjiu.lu@intel.com>
13637 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13639 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13640 (IX86_LEA_PRIORITY): Likewise.
13641 (distance_non_agu_define): New function.
13642 (distance_agu_use): Likewise.
13643 (ix86_lea_for_add_ok): Likewise.
13644 (ix86_dep_by_shift_count): Likewise.
13646 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13647 should split for LEA.
13649 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13651 (ix86_dep_by_shift_count): Likewise.
13653 2009-04-20 Richard Guenther <rguenther@suse.de>
13655 * expr.c (handled_component_p): Move ...
13656 * tree.h (handled_component_p): ... here.
13657 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13658 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13659 and REALPART_EXPR to be in one group.
13661 2009-04-20 Richard Guenther <rguenther@suse.de>
13663 * basic-block.h (get_all_dominated_blocks): Declare.
13664 * dominance.c (get_all_dominated_blocks): New function.
13665 * tree-cfg.c (get_all_dominated_blocks): Remove.
13666 (remove_edge_and_dominated_blocks): Adjust.
13667 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13668 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13669 instead of recursing.
13671 2009-04-20 Doug Kwan <dougkwan@google.com>
13673 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13674 (struct cgraph_node_set_def): New type.
13675 (cgraph_node_set) New type. Also declare vector functions.
13676 (struct cgraph_node_set_element_def): New type.
13677 (cgraph_node_set_element): Ditto.
13678 (cgraph_node_set_iterator): New iterator type.
13679 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13680 cgraph_node_set_remove, dump_cgraph_node_set,
13681 debug_cgraph_node_set): New prototypes.
13682 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13683 cgraph_node_set_size): New inlines.
13684 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13685 including cgraph.h.
13686 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13687 argument to function 'write_summary'.
13688 * ipa.c: Include ggc.h.
13689 (hash_cgraph_node_set_element,
13690 eq_cgraph_node_set_element, cgraph_node_set_new,
13691 cgraph_node_set_add, cgraph_node_set_remove,
13692 cgraph_node_set_find, dump_cgraph_node_set,
13693 debug_cgraph_node_set): New functions.
13694 * Makefile.in (ipa.o): Add dependency on GGC_H.
13696 2009-04-20 Ira Rosen <irar@il.ibm.com>
13698 PR tree-optimization/39675
13699 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13700 check of the return code of vect_schedule_slp. Check that
13701 stmt_vec_info still exists for the statement, before checking its
13702 vectorization type.
13704 2009-04-20 Michael Matz <matz@suse.de>
13706 * Makefile.in (generated_files): Take out $(simple_generated_c).
13708 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13710 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13711 (UINTPTR_TYPE): Likewise.
13713 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13716 * c-typeck.c (digest_init): Check for initializing an array with a
13719 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13722 * c-semantics.c (pop_stmt_list): Propagate
13723 STATEMENT_LIST_HAS_LABEL to parent statement list.
13725 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13727 * config/mips/mips.h (mips_tune_attr): New macro.
13728 * config/mips/mips.md (cpu): Use it.
13730 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13733 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13736 2009-04-19 Diego Novillo <dnovillo@google.com>
13738 * toplev.c (compile_file): Move call to coverage_finish ...
13739 * cgraphunit.c (ipa_passes): ... here.
13740 Call cgraph_process_new_functions.
13741 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13742 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13744 2009-04-19 Jan Hubicka <jh@suse.cz>
13746 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13748 (dump_cgraph_node): Dump can throw external flag.
13749 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13751 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13755 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13756 * common.opt (Wlogical-op): Move from here...
13757 * c.opt (Wlogical-op): ... to here.
13758 * c-typeck.c (parser_build_binary_op): Update call to
13759 warn_logical_operator.
13760 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13762 * c-common.c (warn_logical_op): Update.
13763 * c-common.h (warn_logical_op): Update declaration.
13765 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13767 * tree.c (protected_set_expr_location): Fix formatting.
13769 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13772 * c-typeck.c (readonly_warning): new.
13773 (build_unary_op, build_modify_expr): Use readonly_warning for
13774 storing into something readonly but not const-qualified.
13776 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13779 * c-typeck.c (build_unary_op): Check for taking address of
13780 expression of type void.
13782 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13785 * c-typeck.c (build_function_call): Check for calling a function
13786 with qualified void return types. Call require_complete_type when
13789 2009-04-18 Jan Hubicka <jh@suse.cz>
13791 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13793 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13794 can_throw_external flag.
13795 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13796 * ipa-pure-const.c (ignore_edge): New function.
13797 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13798 only over can_throw_external edges.
13799 (local_pure_const): Add nothrow flag.
13800 * ipa-utils.c (searchc): Add ignore_edge callback.
13801 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13802 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13803 (set_nothrow_function_flags): Update cgraph.
13804 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13806 2009-04-18 Richard Guenther <rguenther@suse.de>
13808 PR middle-end/39804
13809 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13810 (fold_stmt): ... this and ...
13811 (fold_stmt_inplace): ... this.
13812 (fold_stmt_1): Fold references in calls and asms.
13813 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13815 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13817 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13818 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13820 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13822 * tree.c (function_args_count): Remove.
13823 * tree.h: Remove the prototype for function_args_count.
13825 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13827 * tree-iterator.c (expr_only): Remove.
13828 * tree.h: Remove the prototype for expr_only.
13830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13832 * reginfo.c (cannot_change_mode_set_regs): Remove.
13833 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13835 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13837 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13838 whether operands 0 and 1 overlaps.
13840 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13842 PR middle-end/36902
13843 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13844 pointer. Use warning_at instead of warning.
13845 (search_for_addr_array): Likewise.
13846 (check_array_bounds): Likewise.
13847 (check_all_array_refs): Check that the incoming edge is not in the
13848 list of edges to be removed.
13849 (check_all_array_refs): Avoid the temporal pointer.
13850 (vrp_visit_cond_stmt): Fix typo.
13851 (simplify_switch_using_ranges): Handle the case where the switch
13852 index is an integer constant.
13854 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13856 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13858 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13860 * doc/extend.texi, doc/invoke.texi: Fix typos.
13862 2009-04-17 Cary Coutant <ccoutant@google.com>
13864 * tree-flow-inline.h (get_lineno): Fix inverted test.
13866 2009-04-17 Diego Novillo <dnovillo@google.com>
13868 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13869 assertion for AVAIL_OUT.
13871 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13874 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13875 * config/sh/linux-atomic.asm: Likewise.
13877 2009-04-17 Diego Novillo <dnovillo@google.com>
13879 * except.c (debug_eh_tree): New.
13880 (struct eh_region, struct eh_status): Move ...
13881 * except.h: ... here.
13882 (add_type_for_runtime): Declare extern.
13883 (lookup_type_for_runtime): Likewise.
13884 (debug_eh_tree): Declare.
13885 * Makefile.in (GTFILES): List except.h before except.c
13887 2009-04-17 Diego Novillo <dnovillo@google.com>
13889 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13890 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13891 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13892 (find_vars_r): ... here.
13893 * tree-flow.h (find_referenced_vars_in): Declare.
13894 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13895 that AVAIL_OUT exists for BLOCK.
13896 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13897 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13898 (tree-parloops.o): Likewise.
13900 2009-04-17 Simon Baldwin <simonb@google.com>
13902 * toplev.c (default_tree_printer): Add handling for %E format.
13904 2009-04-17 Diego Novillo <dnovillo@google.com>
13906 * tree-pretty-print.c (dump_generic_node): Add break after
13907 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13908 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13909 FUNCTION_TYPE together. Call print_struct_decl when printing
13910 structures and TDF_SLIM is not given.
13911 (print_struct_decl): Fix logic for detecting recursion.
13913 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13916 * gcc.c (create_at_file): New.
13917 (compile_input_file_p): New.
13918 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13919 * main.c (main): Update call to toplev_main.
13920 * toplev.c (toplev_main): Change signature. Call expandargv.
13921 * toplev.h (toplev_main): Change signature.
13923 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13925 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13926 if the latter is not constant.
13928 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13930 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13932 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13934 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13935 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13937 2009-04-17 Richard Guenther <rguenther@suse.de>
13939 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13940 Handle component references view-converting an invariant address.
13942 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13944 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13945 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13946 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13947 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13948 Use @deftypevr rather than @deftypevar.
13950 2009-04-17 Richard Guenther <rguenther@suse.de>
13952 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13953 (get_prop_source_stmt): Likewise.
13954 (can_propagate_from): Likewise.
13956 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13958 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13959 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13960 (--with-multilib-list): Add default value.
13961 * configure: Regenerate.
13962 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13963 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13964 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13965 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13966 Don't add default cpu to multilib list unnecessarily, but do enable
13967 the relevant compiler option..
13968 Add support for --with-multilib-list=<blank> and
13969 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13970 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13971 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13972 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13973 TM_MULTILIB_CONFIG.
13974 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13975 (MULTILIB_OSDIRNAMES): New variable.
13976 * config/sh/t-1e: Delete file.
13977 * config/sh/t-mlib-sh1: Delete file.
13978 * config/sh/t-mlib-sh2: Delete file.
13979 * config/sh/t-mlib-sh2a: Delete file.
13980 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13981 * config/sh/t-mlib-sh2a-single: Delete file.
13982 * config/sh/t-mlib-sh2a-single-only: Delete file.
13983 * config/sh/t-mlib-sh2e: Delete file.
13984 * config/sh/t-mlib-sh3e: Delete file.
13985 * config/sh/t-mlib-sh4: Delete file.
13986 * config/sh/t-mlib-sh4-nofpu: Delete file.
13987 * config/sh/t-mlib-sh4-single: Delete file.
13988 * config/sh/t-mlib-sh4-single-only: Delete file.
13989 * config/sh/t-mlib-sh4a: Delete file.
13990 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13991 * config/sh/t-mlib-sh4a-single: Delete file.
13992 * config/sh/t-mlib-sh4a-single-only: Delete file.
13993 * config/sh/t-mlib-sh4al: Delete file.
13994 * config/sh/t-mlib-sh5-32media: Delete file.
13995 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13996 * config/sh/t-mlib-sh5-64media: Delete file.
13997 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13998 * config/sh/t-mlib-sh5-compact: Delete file.
13999 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14000 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14001 * doc/install.texi (Options specification): Add
14002 --with-multilib-list and --with-endian.
14004 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14006 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14008 (OBJS-common): Add plugin-version.o.
14009 (plugin-version.o): New.
14010 * gcc-plugin.h (plugin_gcc_version): New.
14011 (plugin_default_version_check): New.
14012 (plugin_init_func, plugin_init): Add version argument.
14013 * plugin-version.c: New.
14014 * plugin.c (str_plugin_gcc_version_name): New.
14015 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14016 pass it to the init function.
14017 (plugin_default_version_check): New.
14019 2009-04-17 Richard Guenther <rguenther@suse.de>
14021 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14022 for decl-vs-decl disambiguation.
14024 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14026 * config/s390/s390.h (s390_tune_attr): New macro definition.
14027 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14029 2009-04-17 Richard Guenther <rguenther@suse.de>
14031 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14032 (fold_stmt_r): Likewise.
14033 (maybe_fold_reference): New function.
14034 (fold_gimple_assign): Handle cases fold_stmt_r did.
14035 (fold_stmt): Do not use fold_stmt_r.
14036 (fold_stmt_inplace): Likewise.
14038 2009-04-17 Richard Guenther <rguenther@suse.de>
14040 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14041 (record_equivalences_from_stmt): Remove useless checks and
14043 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14044 the type is already suitable.
14046 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14048 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14050 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14052 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14053 (CMPtype): Define as __gcc_CMPtype.
14055 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14057 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14058 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14060 2009-04-17 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/39746
14063 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14064 special-casing for builtins and static variable use/def.
14065 (call_may_clobber_ref_p_1): Likewise.
14067 2009-04-16 Ian Lance Taylor <iant@google.com>
14069 * df.h: Include "timevar.h".
14070 (struct df_problem): Change tv_id field to timevar_id_t.
14071 * tree-pass.h: Include "timevar.h".
14072 (struct opt_pass): Change tv_id field to timevar_id_t.
14073 * timevar.h (timevar_id_t): Define TV_NONE.
14074 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14075 TV_NONE rather than tv_id != 0.
14076 (execute_one_pass): Likewise.
14077 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14078 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14079 dependencies to $(TREE_PASS_H).
14080 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14082 (pass_branch_target_load_optimize2): Likewise.
14083 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14084 (pass_outof_cfg_layout_mode): Likewise.
14085 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14086 (pass_rebuild_cgraph_edges): Likewise.
14087 (pass_remove_cgraph_callee_edges): Likewise.
14088 * df-core.c (pass_df_initialize_opt): Likewise.
14089 (pass_df_initialize_no_opt): Likewise.
14090 (pass_df_finish): Likewise.
14091 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14092 * except.c (pass_set_nothrow_function_flags): Likewise.
14093 (pass_convert_to_eh_region_ranges): Likewise.
14094 * final.c (pass_compute_alignments): Likewise.
14095 * function.c (pass_instantiate_virtual_regs): Likewise.
14096 (pass_init_function): Likewise.
14097 (pass_leaf_regs): Likewise.
14098 (pass_match_asm_constraints): Likewise.
14099 * gimple-low.c (pass_lower_cf): Likewise.
14100 (pass_mark_used_blocks): Likewise.
14101 * init-regs.c (pass_initialize_regs): Likewise.
14102 * integrate.c (pass_initial_value_sets): Likewise.
14103 * ira.c (pass_ira): Likewise.
14104 * jump.c (pass_cleanup_barriers): Likewise.
14105 * omp-low.c (pass_expand_omp): Likewise.
14106 (pass_lower_omp): Likewise.
14107 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14108 * recog.c (pass_split_all_insns): Likewise.
14109 (pass_split_after_reload): Likewise.
14110 (pass_split_before_regstack): Likewise.
14111 (pass_split_before_sched2): Likewise.
14112 (pass_split_for_shorten_branches): Likewise.
14113 * reginfo.c (pass_reginfo_init): Likewise.
14114 (pass_subregs_of_mode_init): Likewise.
14115 (pass_subregs_of_mode_finish): Likewise.
14116 * passes.c (pass_postreload): Likewise.
14117 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14118 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14119 (pass_warn_function_return): Likewise.
14120 (pass_warn_function_noreturn): Likewise.
14121 * tree-complex.c (pass_lower_complex): Likewise.
14122 (pass_lower_complex_O0): Likewise.
14123 * tree-if-conv.c (pass_if_conversion): Likewise.
14124 * tree-into-ssa.c (pass_build_ssa): Likewise.
14125 * tree-mudflap.c (pass_mudflap_1): Likewise.
14126 (pass_mudflap_2): Likewise.
14127 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14128 (pass_mudflap_2): Likewise.
14129 * tree-nrv.c (pass_return_slot): Likewise.
14130 * tree-object-size.c (pass_object_sizes): Likewise.
14131 * tree-optimize.c (pass_all_optimizations): Likewise.
14132 (pass_early_local_passes): Likewise.
14133 (pass_all_early_optimizations): Likewise.
14134 (pass_cleanup_cfg): Likewise.
14135 (pass_cleanup_cfg_post_optimizing): Likewise.
14136 (pass_free_datastructures): Likewise.
14137 (pass_free_cfg_annotations): Likewise.
14138 (pass_fixup_cfg): Likewise.
14139 (pass_init_datastructures): Likewise.
14140 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14141 (pass_late_warn_uninitialized): Likewise.
14142 (pass_update_address_taken): Likewise.
14143 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14144 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14145 (pass_cse_sincos): Likewise.
14146 (pass_convert_to_rsqrt): Likewise.
14147 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14148 * tree-stdarg.c (pass_stdarg): Likewise.
14149 * tree-tailcall.c (pass_tail_recursion): Likewise.
14150 (pass_tail_calls): Likewise.
14151 * tree-vect-generic.c (pass_lower_vector): Likewise.
14152 (pass_lower_vector_ssa): Likewise.
14153 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14155 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14157 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14159 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14161 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14162 logical and signext.
14164 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14167 * config/sh/predicates.md (arith_operand): Check if the operand
14168 of TRUNCATE is a REG.
14170 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14172 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14173 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14175 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14177 * tree-iterator.c (tsi_split_statement_list_after,
14178 tsi_split_statement_list_before): Remove.
14179 * tree-iterator.h: Remove the prototypes for
14180 tsi_split_statement_list_after and tsi_split_statement_list_before.
14182 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14184 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14185 * tree-ssa-propagate.h: Remove the prototype for
14186 stmt_makes_single_load.
14188 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14190 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14191 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14193 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14195 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14197 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14199 * except.c (eh_region_outer_p): Remove.
14200 * except.h: Remove the prototype for eh_region_outer_p.
14202 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14204 * function.c (current_function_assembler_name): Remove.
14205 * function.h: Remove the prototype for
14206 current_function_assembler_name.
14208 2009-04-16 Ian Lance Taylor <iant@google.com>
14210 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14211 (add_reg_note): Call alloc_reg_note.
14212 * rtl.h (alloc_reg_note): Declare.
14213 * combine.c (try_combine): Use alloc_reg_note.
14214 (recog_for_combine, move_deaths): Likewise.
14215 (distribute_notes): Use alloc_reg_note and add_reg_note.
14216 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14217 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14218 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14220 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14222 PR rtl-optimization/39762
14223 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14224 ira_may_move_out_cost): Add comments about way of their usage.
14225 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14227 * ira-conflicts.c (process_regs_for_copy): Use function
14228 ira_get_register_move_cost instead of global
14229 ira_register_move_cost.
14231 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14232 color_pass, move_spill_restore, update_curr_costs): Ditto.
14234 * ira-lives.c (process_single_reg_class_operands): Ditto.
14236 * ira-emit.c (emit_move_list): Ditto.
14238 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14239 (record_reg_classes): Ditto. Use functions
14240 ira_get_register_move_cost and ira_get_may_move_cost instead of
14241 global vars ira_register_move_cost, ira_may_move_out_cost and
14242 ira_may_move_in_cost.
14243 (record_address_regs): Don't call ira_init_register_move_cost.
14244 Use function ira_get_may_move_cost instead of global
14245 ira_may_move_in_cost.
14246 (process_bb_node_for_hard_reg_moves): Use function
14247 ira_get_register_move_cost instead of global ira_register_move_cost.
14248 (ira_costs): Don't call ira_init_register_move_cost.
14250 2009-04-16 Richard Guenther <rguenther@suse.de>
14252 * tree-cfg.c (verify_gimple_assign_binary):
14253 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14254 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14255 (create_general_new_stmt): Note that this function is broken.
14257 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14259 * common.opt (fhelp): Add Var(help_flag).
14260 * gcc-plugin.h (plugin_info): Add help.
14261 * plugin.c (plugin_name_args): Add help.
14262 (register_plugin_info): Set plugin->help.
14263 (print_help_one_plugin): New.
14264 (print_plugins_help): New.
14265 * plugin.h (print_plugins_help): New.
14266 * toplev.c (toplev_main): Call print_plugins_help if needed.
14268 2009-04-16 Richard Guenther <rguenther@suse.de>
14270 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14271 (gimple_ior_addresses_taken_1): New function.
14272 (gimple_ior_addresses_taken): Likewise.
14273 * gimple.h (struct gimple_statement_with_ops_base): Remove
14274 addresses_taken member.
14275 (gimple_ior_addresses_taken): Declare.
14276 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14277 gimple_set_addresses_taken): Remove.
14278 * ipa-reference.c (mark_address): New function.
14279 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14280 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14281 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14282 (gimple_add_to_addresses_taken): Remove.
14283 (get_tmr_operands): Call mark_address_taken.
14284 (get_asm_expr_operands): Likewise.
14285 (get_expr_operands): Likewise.
14286 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14287 (free_stmt_operands): Do not free it.
14288 * tree-ssa.c (delete_tree_ssa): Likewise.
14289 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14291 2009-04-16 Richard Guenther <rguenther@suse.de>
14293 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14294 (walk_stmt_load_store_ops): Likewise.
14295 * gimple.c (get_base_loadstore): New function.
14296 (walk_stmt_load_store_addr_ops): Likewise.
14297 (walk_stmt_load_store_ops): Likewise.
14298 * ipa-pure-const.c (check_op): Simplify.
14299 (check_load, check_store): New functions.
14300 (check_stmt): Use walk_stmt_load_store_ops.
14301 * ipa-reference.c (mark_load): Adjust signature.
14302 (mark_store): Likewise.
14303 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14305 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14307 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14308 (plugin_info): New.
14309 * opts.c (common_handle_option): Don't call print_version.
14310 * plugin.c (plugin_name_args): Add version.
14311 (register_plugin_info): New.
14312 (register_callback): Handle PLUGIN_INFO.
14313 (try_init_one_plugin): New.
14314 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14316 (finalize_one_plugin): New.
14317 (finalize_plugins): New.
14318 (print_one_plugin): New.
14319 (print_plugins_versions): New.
14320 * plugin.h (print_plugins_versions): New.
14321 (finalize_plugins): New.
14322 * toplev.c (compile_file): Don't call initialize_plugins.
14323 (print_version): Call print_plugins_versions.
14324 (toplev_main): Call initialize_plugins. Print version if needed.
14325 Call finalize_plugins.
14327 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14329 * common.opt (fversion): New.
14330 * gcc.c (print_version): New.
14331 (process_command): Don't print the version. Just set print_version.
14332 (main): Print version. Call subprocesses if print_version and
14333 verbose_flag are set.
14334 * opts.c (common_handle_option): Handle OPT_fversion.
14336 2009-04-16 Richard Guenther <rguenther@suse.de>
14337 Ira Rosen <irar@il.ibm.com>
14339 PR tree-optimization/39698
14340 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14341 type of the reduction variable. Only generate the def if
14344 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14345 make sure to first convert to an integer of the same precision.
14346 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14347 the type of the evolution correctly in computing the new
14348 induction variable base.
14350 2009-04-16 Richard Guenther <rguenther@suse.de>
14352 PR middle-end/39625
14353 * tree-cfg.c (make_blocks): Split statements with to-be
14354 abnormal SSA names on the lhs.
14356 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14358 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14359 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14360 * c-typeck.c (really_start_incremental_init): Likewise.
14361 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14362 (TARGET_INITIALIZER): Remove it.
14363 * target.h (struct target): Remove vector_opaque_p.
14364 * tree.c (build_opaque_vector_type): New.
14365 * tree.h (TYPE_VECTOR_OPAQUE): New.
14366 (build_opaque_vector_type): Declare.
14367 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14368 * config/rs6000/rs6000.c (build_opaque_vector_type,
14369 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14370 (rs6000_init_builtins): Use build_opaque_vector_type for
14371 opaque_V4SI_type_node.
14373 2009-04-15 Catherine Moore <clm@codesourcery.com>
14375 * debug.h (set_name): Declare.
14376 * dwarf2out.c (dwarf2out_set_name): Declare.
14377 (dwarf2_debug_hooks): Add set_name.
14378 (find_AT_string): New.
14379 (add_AT_string): Call find_AT_string.
14380 (dwarf2out_set_name): New.
14381 * cp/decl.c (grokdeclarator): Call set_name.
14382 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14383 * debug.c (do_nothing_debug_hooks): Likewise.
14384 * dbxout.c (dbx_debug_hooks): Likewise.
14385 * sdbout.c (sdb_debug_hooks): Likewise.
14387 2009-04-15 Michael Eager <eager@eagercon.com>
14389 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14390 reg for single-precision FPU.
14391 * config/rs6000/rs6000.md (movsi_internal1): Only for
14392 !TARGET_SINGLE_FPU.
14393 (movsi_internal1_single): New. Add pattern to move SI values to/from
14394 single-precision FP regs.
14396 2009-04-15 Richard Guenther <rguenther@suse.de>
14398 * omp-low.c (lower_rec_input_clauses): Build correct address
14400 (expand_omp_for_generic): Fix multiplication type.
14401 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14402 (generate_memset_zero): Fix types.
14403 * tree-profile.c (prepare_instrumented_value): Correctly
14406 2009-04-15 Ian Lance Taylor <iant@google.com>
14408 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14409 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14410 for -Wall and for -Wc++-compat.
14411 (c_common_post_options): For C++, set warn_enum_compare if not
14413 * c-tree.h (struct c_expr): Add field original_type.
14414 (build_external_ref): Update declaration.
14415 * c-parser.c (c_parser_braced_init): Set original_type.
14416 (c_parser_initelt): Likewise.
14417 (c_parser_expr_no_commas): Likewise.
14418 (c_parser_conditional_expression): Likewise.
14419 (c_parser_cast_expression): Likewise.
14420 (c_parser_unary_expression): Likewise. Pull setting of
14421 original_code to top of function.
14422 (c_parser_sizeof_expression): Set original_type.
14423 (c_parser_alignof_expression): Likewise.
14424 (c_parser_postfix_expression): Likewise. Pull setting of
14425 original_code to top of function.
14426 (c_parser_postfix_expression_after_paren_type): Set original_type.
14427 (c_parser_postfix_expression_after_primary): Likewise.
14428 (c_parser_expression): Likewise.
14429 * c-typeck.c (build_external_ref): Add type parameter. Change all
14431 (c_expr_sizeof_expr): Set original_type field.
14432 (parser_build_unary_op): Likewise.
14433 (parser_build_binary_op): Likewise. Optionally warn about
14434 comparisons of enums of different types.
14435 (digest_init): Set original_type field.
14436 (really_start_incremental_init): Likewise.
14437 (push_init_level, pop_init_level): Likewise.
14438 * doc/invoke.texi (Warning Options): -Wenum-compare now
14441 2009-04-15 Richard Guenther <rguenther@suse.de>
14443 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14444 out a necessary conversion.
14445 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14446 names we didn't value number.
14447 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14449 2009-04-15 Richard Guenther <rguenther@suse.de>
14451 PR tree-optimization/39764
14452 * tree-ssa-ccp.c (get_value): Canonicalize value with
14453 canonicalize_float_value.
14455 2009-04-15 Jan Hubicka <jh@suse.cz>
14457 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14458 Wrong version of patch.
14460 2009-04-15 Jan Hubicka <jh@suse.cz>
14462 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14464 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14466 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14467 our distinct integral and vector types.
14469 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14471 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14472 * init.c (build_vtbl_address): Remove call to assemble_external.
14474 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14476 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14477 output for other floating point modes.
14479 2009-04-14 Diego Novillo <dnovillo@google.com>
14481 * diagnostic.c (diagnostic_report_diagnostic): Do not
14482 warn about loaded plugins for DK_ERROR and DK_WARNING.
14483 * c-decl.c (declspecs_add_type): Move call to
14484 invoke_plugin_callbacks ...
14485 * c-parser.c (c_parser_declspecs): ... here.
14486 * plugin.c (dump_active_plugins): Tidy output.
14488 2009-04-14 Diego Novillo <dnovillo@google.com>
14489 Le-Chun Wu <lcwu@google.com>
14491 * configure.ac: Add --enable-plugin support.
14492 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14493 * Makefile.in (PLUGIN_H): Define.
14494 Export ENABLE_PLUGIN and GMPINC to site.exp.
14495 Add PLUGINLIBS to link command.
14496 Add/modify dependencies for plugin.o and files including plugin.h.
14498 * config.in: Regenerate.
14500 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14503 2009-04-14 Le-Chun Wu <lcwu@google.com>
14505 * tree-pass.h (register_one_dump_file): Add a prototype for
14506 register_one_dump_file.
14507 * toplev.c (compile_file): Call initialize_plugins.
14508 (do_compile): Call invoke_plugin_callbacks.
14509 (toplev_main): Call invoke_plugin_callbacks.
14510 * common.opt: Add -fplugin= and -fplugin-arg-.
14511 * gcc-plugin.h: New public header file for plugins to include.
14512 * plugin.c: New source file.
14513 * plugin.h: New internal header file.
14514 * passes.c (register_one_dump_file): Make it external.
14516 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14518 2009-04-14 Diego Novillo <dnovillo@google.com>
14520 * doc/plugins.texi: New.
14521 * doc/gccint.texi: Add reference to Plugins chapter.
14522 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14523 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14524 loaded plugins, if any.
14525 * timevar.def (TV_PLUGIN_INIT): Define.
14526 (TV_PLUGIN_RUN): Define.
14527 * plugin.c: Include timevar.h
14528 (plugins_active_p): New.
14529 (dump_active_plugins): New.
14530 (debug_active_plugins): New.
14532 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14534 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14536 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14538 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14540 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14541 the same as a minus without a shift.
14543 2009-04-14 Nick Clifton <nickc@redhat.com>
14545 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14546 comparisons with small integers will always produce a short
14549 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14552 2008-12-19 Diego Novillo <dnovillo@google.com>
14554 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14556 2009-04-14 Richard Guenther <rguenther@suse.de>
14558 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14560 (verify_gimple_assign_binary): Likewise. Handle shifts and
14562 (verify_gimple_phi): Print the mismatched argument position.
14563 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14565 (vect_update_init_of_dr): Likewise.
14566 * matrix-reorg.c (transform_access_sites): Do what the
14568 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14570 2009-04-13 Michael Eager <eager@eagercon.com>
14572 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14573 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14574 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14575 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14576 remove duplicate config
14578 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14580 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14581 file_name:line_number type locator of the call site.
14583 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14585 * genautomata.c: Put blank after comma.
14586 (automaton_decls): New.
14587 (struct unit_usage): Add comments to member next.
14588 (store_alt_unit_usage): Keep the list ordered.
14589 (unit_present_on_list_p, equal_alternatives_p): New.
14590 (check_regexp_units_distribution): Check units distribution
14591 correctness correctly.
14592 (main): Don't write automata if error is found. Return correct
14595 * config/m68k/cf.md (cfv4_ds): Remove.
14596 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14597 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14599 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14600 power4-load-ext, power4-store, power4-store-update,
14601 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14602 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14603 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14604 power4-sqrt, power4-isync): Modify reservation to make correct
14605 unit distribution to automata.
14607 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14608 power5-store-update, power5-two, power5-three, power5-lmul,
14609 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14611 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14613 * except.c (pass_set_nothrow_function_flags): Set name and add
14615 (set_nothrow_function_flags): Mention in the dump file when
14616 changing a function to nothrow.
14618 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14621 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14622 instead of unsigned long.
14624 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14626 * config/arm/arm.c (return_used_this_function): Remove.
14627 (arm_output_function_prologue): Remove use of
14628 return_used_this_function.
14629 (output_return_instruction): Replace use of
14630 return_used_this_function
14631 by cfun->machine->return_used_this_function.
14632 (arm_output_epilogue): Likewise.
14633 (arm_output_function_epilogue): Likewise.
14634 (thumb_unexpanded_epilogue): Likewise.
14635 * config/arm/arm.h (struct machine_function):
14636 New member return_used_this_function.
14638 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14640 * doc/install.texi: Correct description of default directory for
14641 --with-gxx-include-dir.
14643 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14645 * fold-const.c (build_range_check): Properly deal with enumeral and
14646 boolean base types.
14648 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14650 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14651 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14652 * params.h (MAX_GCSE_PASSES): Remove.
14653 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14654 in sequence. Remove ability to run multiple passes.
14655 (bypass_jumps): Report run as third CPROP pass.
14657 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14659 PR middle-end/39651
14660 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14661 when deciding whether the whole SEQUENCE can throw.
14663 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14666 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14667 offseted label references.
14669 2009-04-11 Jan Hubicka <jh@suse.cz>
14671 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14673 2009-04-11 Richard Guenther <rguenther@suse.de>
14675 PR middle-end/39732
14676 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14677 return variables as TREE_ADDRESSABLE.
14679 2009-04-11 Richard Guenther <rguenther@suse.de>
14681 PR tree-optimization/39713
14682 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14683 reference trees have SSA_NAME operands.
14685 2009-04-11 Richard Guenther <rguenther@suse.de>
14688 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14689 address expressions.
14691 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14693 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14694 match changes in Cygwin 1.7
14695 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14696 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14698 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14700 PR tree-optimization/39701
14701 * doc/invoke.texi (Optimization Options): Document change in
14702 meaning and initialization of -fdelete-null-pointer-checks.
14704 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14706 PR middle-end/39701
14707 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14709 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14712 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14714 2009-04-10 Chao-ying Fu <fu@mips.com>
14716 * doc/tm.texi (Instruction Output): Document
14717 TARGET_ASM_FINAL_POSTSCAN_INSN.
14718 * target.h (final_postscan_insn): New field in asm_out.
14719 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14720 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14721 * final.c (final_scan_insn): Call
14722 targetm.asm_out.final_postscan_insn after outputting
14723 an asm macro and a normal instruction.
14725 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14726 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14727 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14728 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14729 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14731 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14733 PR middle-end/39701
14734 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14735 variables as non-NULL even with -fdelete-null-pointer-checks.
14737 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14739 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14741 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14744 * config/i386/i386.c (classify_argument): Handle SCmode with
14745 (bit_offset % 64) != 0.
14747 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14749 * doc/invoke.texi (Optimize Options): Add cross-reference to
14750 -Q --help=optimizers examples.
14752 2009-04-10 Ben Elliston <bje@au.ibm.com>
14755 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14756 regalign for the reg == fpr and TDmode case.
14758 2009-04-09 David Ayers <ayers@fsfe.org>
14761 * objc/objc-act.c (warn_with_method): Remove helper function.
14762 (check_duplicates): Call warning and inform directly.
14763 (really_start_method): Likewise.
14765 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14767 * expmed.c (expand_divmod): Always use a comparison for a division
14768 by a large unsigned integer.
14770 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14771 for things others than variables or functions as nonzero.
14773 2009-04-09 Nick Clifton <nickc@redhat.com>
14775 * unwind-compat.c: Change copyright header to refer to version
14776 3 of the GNU General Public License with version 3.1 of the
14777 GCC Runtime Library Exception and to point readers at the
14778 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14779 * config/alpha/crtfastmath.c: Likewise.
14780 * config/alpha/linux-unwind.h: Likewise.
14781 * config/alpha/qrnnd.asm: Likewise.
14782 * config/alpha/vms-crt0-64.c: Likewise.
14783 * config/alpha/vms-crt0.c: Likewise.
14784 * config/alpha/vms-dwarf2.asm: Likewise.
14785 * config/alpha/vms-dwarf2eh.asm: Likewise.
14786 * config/alpha/vms-psxcrt0-64.c: Likewise.
14787 * config/alpha/vms-psxcrt0.c: Likewise.
14788 * config/alpha/vms_tramp.asm: Likewise.
14789 * config/arc/initfini.c: Likewise.
14790 * config/arc/lib1funcs.asm: Likewise.
14791 * config/arm/bpabi-v6m.S: Likewise.
14792 * config/arm/bpabi.S: Likewise.
14793 * config/arm/bpabi.c: Likewise.
14794 * config/arm/crti.asm: Likewise.
14795 * config/arm/crtn.asm: Likewise.
14796 * config/arm/ieee754-df.S: Likewise.
14797 * config/arm/ieee754-sf.S: Likewise.
14798 * config/arm/lib1funcs.asm: Likewise.
14799 * config/arm/libunwind.S: Likewise.
14800 * config/arm/linux-atomic.c: Likewise.
14801 * config/arm/mmintrin.h: Likewise.
14802 * config/arm/pr-support.c: Likewise.
14803 * config/arm/unaligned-funcs.c: Likewise.
14804 * config/arm/unwind-arm.c: Likewise.
14805 * config/arm/unwind-arm.h: Likewise.
14806 * config/avr/libgcc.S: Likewise.
14807 * config/bfin/crti.s: Likewise.
14808 * config/bfin/crtlibid.s: Likewise.
14809 * config/bfin/crtn.s: Likewise.
14810 * config/bfin/lib1funcs.asm: Likewise.
14811 * config/bfin/linux-unwind.h: Likewise.
14812 * config/cris/arit.c: Likewise.
14813 * config/cris/cris_abi_symbol.c: Likewise.
14814 * config/darwin-64.c: Likewise.
14815 * config/darwin-crt2.c: Likewise.
14816 * config/darwin-crt3.c: Likewise.
14817 * config/darwin.h: Likewise.
14818 * config/dbxelf.h: Likewise.
14819 * config/dfp-bit.c: Likewise.
14820 * config/dfp-bit.h: Likewise.
14821 * config/elfos.h: Likewise.
14822 * config/fixed-bit.c: Likewise.
14823 * config/fixed-bit.h: Likewise.
14824 * config/fp-bit.c: Likewise.
14825 * config/fp-bit.h: Likewise.
14826 * config/fr30/crti.asm: Likewise.
14827 * config/fr30/crtn.asm: Likewise.
14828 * config/fr30/lib1funcs.asm: Likewise.
14829 * config/freebsd-spec.h: Likewise.
14830 * config/frv/cmovd.c: Likewise.
14831 * config/frv/cmovh.c: Likewise.
14832 * config/frv/cmovw.c: Likewise.
14833 * config/frv/frvbegin.c: Likewise.
14834 * config/frv/frvend.c: Likewise.
14835 * config/frv/lib1funcs.asm: Likewise.
14836 * config/glibc-stdint.h: Likewise.
14837 * config/h8300/clzhi2.c: Likewise.
14838 * config/h8300/crti.asm: Likewise.
14839 * config/h8300/crtn.asm: Likewise.
14840 * config/h8300/ctzhi2.c: Likewise.
14841 * config/h8300/fixunssfsi.c: Likewise.
14842 * config/h8300/lib1funcs.asm: Likewise.
14843 * config/h8300/parityhi2.c: Likewise.
14844 * config/h8300/popcounthi2.c: Likewise.
14845 * config/i386/ammintrin.h: Likewise.
14846 * config/i386/att.h: Likewise.
14847 * config/i386/avxintrin.h: Likewise.
14848 * config/i386/biarch64.h: Likewise.
14849 * config/i386/bmmintrin.h: Likewise.
14850 * config/i386/cpuid.h: Likewise.
14851 * config/i386/cross-stdarg.h: Likewise.
14852 * config/i386/crtfastmath.c: Likewise.
14853 * config/i386/crtprec.c: Likewise.
14854 * config/i386/cygming-crtbegin.c: Likewise.
14855 * config/i386/cygming-crtend.c: Likewise.
14856 * config/i386/cygwin.asm: Likewise.
14857 * config/i386/emmintrin.h: Likewise.
14858 * config/i386/gmm_malloc.h: Likewise.
14859 * config/i386/gthr-win32.c: Likewise.
14860 * config/i386/i386.h: Likewise.
14861 * config/i386/immintrin.h: Likewise.
14862 * config/i386/linux-unwind.h: Likewise.
14863 * config/i386/linux64.h: Likewise.
14864 * config/i386/mm3dnow.h: Likewise.
14865 * config/i386/mmintrin-common.h: Likewise.
14866 * config/i386/mmintrin.h: Likewise.
14867 * config/i386/nmmintrin.h: Likewise.
14868 * config/i386/pmm_malloc.h: Likewise.
14869 * config/i386/pmmintrin.h: Likewise.
14870 * config/i386/smmintrin.h: Likewise.
14871 * config/i386/sol2-c1.asm: Likewise.
14872 * config/i386/sol2-ci.asm: Likewise.
14873 * config/i386/sol2-cn.asm: Likewise.
14874 * config/i386/sol2-gc1.asm: Likewise.
14875 * config/i386/tmmintrin.h: Likewise.
14876 * config/i386/unix.h: Likewise.
14877 * config/i386/w32-unwind.h: Likewise.
14878 * config/i386/wmmintrin.h: Likewise.
14879 * config/i386/x86-64.h: Likewise.
14880 * config/i386/x86intrin.h: Likewise.
14881 * config/i386/xmmintrin.h: Likewise.
14882 * config/ia64/crtbegin.asm: Likewise.
14883 * config/ia64/crtend.asm: Likewise.
14884 * config/ia64/crtfastmath.c: Likewise.
14885 * config/ia64/crti.asm: Likewise.
14886 * config/ia64/crtn.asm: Likewise.
14887 * config/ia64/fde-glibc.c: Likewise.
14888 * config/ia64/lib1funcs.asm: Likewise.
14889 * config/ia64/linux-unwind.h: Likewise.
14890 * config/ia64/quadlib.c: Likewise.
14891 * config/ia64/unwind-ia64.c: Likewise.
14892 * config/linux.h: Likewise.
14893 * config/m32c/m32c-lib1.S: Likewise.
14894 * config/m32c/m32c-lib2-trapv.c: Likewise.
14895 * config/m32c/m32c-lib2.c: Likewise.
14896 * config/m32r/initfini.c: Likewise.
14897 * config/m68hc11/larith.asm: Likewise.
14898 * config/m68hc11/m68hc11-crt0.S: Likewise.
14899 * config/m68k/cf.md: Likewise.
14900 * config/m68k/crti.s: Likewise.
14901 * config/m68k/crtn.s: Likewise.
14902 * config/m68k/lb1sf68.asm: Likewise.
14903 * config/m68k/linux-unwind.h: Likewise.
14904 * config/mcore/crti.asm: Likewise.
14905 * config/mcore/crtn.asm: Likewise.
14906 * config/mcore/lib1.asm: Likewise.
14907 * config/mips/linux-unwind.h: Likewise.
14908 * config/mips/loongson.h: Likewise.
14909 * config/mips/mips16.S: Likewise.
14910 * config/mmix/crti.asm: Likewise.
14911 * config/mmix/crtn.asm: Likewise.
14912 * config/pa/fptr.c: Likewise.
14913 * config/pa/hpux-unwind.h: Likewise.
14914 * config/pa/lib2funcs.asm: Likewise.
14915 * config/pa/linux-atomic.c: Likewise.
14916 * config/pa/linux-unwind.h: Likewise.
14917 * config/pa/milli64.S: Likewise.
14918 * config/pa/quadlib.c: Likewise.
14919 * config/pa/stublib.c: Likewise.
14920 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14921 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14922 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14923 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14924 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14925 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14926 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14927 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14928 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14929 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14930 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14931 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14932 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14933 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14934 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14935 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14936 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14937 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14938 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14939 * config/rs6000/750cl.h: Likewise.
14940 * config/rs6000/altivec.h: Likewise.
14941 * config/rs6000/biarch64.h: Likewise.
14942 * config/rs6000/crtresfpr.asm: Likewise.
14943 * config/rs6000/crtresgpr.asm: Likewise.
14944 * config/rs6000/crtresxfpr.asm: Likewise.
14945 * config/rs6000/crtresxgpr.asm: Likewise.
14946 * config/rs6000/crtsavfpr.asm: Likewise.
14947 * config/rs6000/crtsavgpr.asm: Likewise.
14948 * config/rs6000/darwin-asm.h: Likewise.
14949 * config/rs6000/darwin-fallback.c: Likewise.
14950 * config/rs6000/darwin-fpsave.asm: Likewise.
14951 * config/rs6000/darwin-ldouble.c: Likewise.
14952 * config/rs6000/darwin-tramp.asm: Likewise.
14953 * config/rs6000/darwin-unwind.h: Likewise.
14954 * config/rs6000/darwin-vecsave.asm: Likewise.
14955 * config/rs6000/darwin-world.asm: Likewise.
14956 * config/rs6000/e500crtres32gpr.asm: Likewise.
14957 * config/rs6000/e500crtres64gpr.asm: Likewise.
14958 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14959 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14960 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14961 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14962 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14963 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14964 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14965 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14966 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14967 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14968 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14969 * config/rs6000/eabi-ci.asm: Likewise.
14970 * config/rs6000/eabi-cn.asm: Likewise.
14971 * config/rs6000/eabi.asm: Likewise.
14972 * config/rs6000/linux-unwind.h: Likewise.
14973 * config/rs6000/linux64.h: Likewise.
14974 * config/rs6000/paired.h: Likewise.
14975 * config/rs6000/paired.md: Likewise.
14976 * config/rs6000/ppc64-fp.c: Likewise.
14977 * config/rs6000/ppu_intrinsics.h: Likewise.
14978 * config/rs6000/rs6000.h: Likewise.
14979 * config/rs6000/si2vmx.h: Likewise.
14980 * config/rs6000/sol-ci.asm: Likewise.
14981 * config/rs6000/sol-cn.asm: Likewise.
14982 * config/rs6000/spe.h: Likewise.
14983 * config/rs6000/spu2vmx.h: Likewise.
14984 * config/rs6000/sysv4.h: Likewise.
14985 * config/rs6000/tramp.asm: Likewise.
14986 * config/rs6000/vec_types.h: Likewise.
14987 * config/s390/linux-unwind.h: Likewise.
14988 * config/s390/tpf-unwind.h: Likewise.
14989 * config/score/crti.asm: Likewise.
14990 * config/score/crtn.asm: Likewise.
14991 * config/sh/crt1.asm: Likewise.
14992 * config/sh/crti.asm: Likewise.
14993 * config/sh/crtn.asm: Likewise.
14994 * config/sh/divtab-sh4-300.c: Likewise.
14995 * config/sh/divtab-sh4.c: Likewise.
14996 * config/sh/divtab.c: Likewise.
14997 * config/sh/lib1funcs-4-300.asm: Likewise.
14998 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14999 * config/sh/lib1funcs.asm: Likewise.
15000 * config/sh/lib1funcs.h: Likewise.
15001 * config/sh/linux-atomic.asm: Likewise.
15002 * config/sh/linux-unwind.h: Likewise.
15003 * config/sh/shmedia.h: Likewise.
15004 * config/sh/sshmedia.h: Likewise.
15005 * config/sh/ushmedia.h: Likewise.
15006 * config/sparc/crtfastmath.c: Likewise.
15007 * config/sparc/linux-unwind.h: Likewise.
15008 * config/sparc/sol2-c1.asm: Likewise.
15009 * config/sparc/sol2-ci.asm: Likewise.
15010 * config/sparc/sol2-cn.asm: Likewise.
15011 * config/spu/divmodti4.c: Likewise.
15012 * config/spu/divv2df3.c: Likewise.
15013 * config/spu/float_disf.c: Likewise.
15014 * config/spu/float_unsdidf.c: Likewise.
15015 * config/spu/float_unsdisf.c: Likewise.
15016 * config/spu/float_unssidf.c: Likewise.
15017 * config/spu/mfc_multi_tag_release.c: Likewise.
15018 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15019 * config/spu/mfc_tag_release.c: Likewise.
15020 * config/spu/mfc_tag_reserve.c: Likewise.
15021 * config/spu/mfc_tag_table.c: Likewise.
15022 * config/spu/multi3.c: Likewise.
15023 * config/spu/spu_internals.h: Likewise.
15024 * config/spu/spu_intrinsics.h: Likewise.
15025 * config/spu/spu_mfcio.h: Likewise.
15026 * config/spu/vec_types.h: Likewise.
15027 * config/spu/vmx2spu.h: Likewise.
15028 * config/stormy16/stormy16-lib2.c: Likewise.
15029 * config/svr4.h: Likewise.
15030 * config/sync.c: Likewise.
15031 * config/v850/lib1funcs.asm: Likewise.
15032 * config/vxlib-tls.c: Likewise.
15033 * config/vxlib.c: Likewise.
15034 * config/vxworks-dummy.h: Likewise.
15035 * config/xtensa/crti.asm: Likewise.
15036 * config/xtensa/crtn.asm: Likewise.
15037 * config/xtensa/ieee754-df.S: Likewise.
15038 * config/xtensa/ieee754-sf.S: Likewise.
15039 * config/xtensa/lib1funcs.asm: Likewise.
15040 * config/xtensa/lib2funcs.S: Likewise.
15041 * config/xtensa/linux-unwind.h: Likewise.
15042 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15043 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15044 * coretypes.h: Likewise.
15045 * crtstuff.c: Likewise.
15046 * defaults.h: Likewise.
15047 * dwarf2.h: Likewise.
15048 * emutls.c: Likewise.
15049 * gbl-ctors.h: Likewise.
15050 * gcov-io.h: Likewise.
15051 * ginclude/float.h: Likewise.
15052 * ginclude/iso646.h: Likewise.
15053 * ginclude/stdarg.h: Likewise.
15054 * ginclude/stdbool.h: Likewise.
15055 * ginclude/stddef.h: Likewise.
15056 * ginclude/stdfix.h: Likewise.
15057 * ginclude/stdint-gcc.h: Likewise.
15058 * ginclude/tgmath.h: Likewise.
15059 * gthr-aix.h: Likewise.
15060 * gthr-dce.h: Likewise.
15061 * gthr-gnat.c: Likewise.
15062 * gthr-gnat.h: Likewise.
15063 * gthr-lynx.h: Likewise.
15064 * gthr-mipssde.h: Likewise.
15065 * gthr-nks.h: Likewise.
15066 * gthr-posix.c: Likewise.
15067 * gthr-posix.h: Likewise.
15068 * gthr-posix95.h: Likewise.
15069 * gthr-rtems.h: Likewise.
15070 * gthr-single.h: Likewise.
15071 * gthr-solaris.h: Likewise.
15072 * gthr-tpf.h: Likewise.
15073 * gthr-vxworks.h: Likewise.
15074 * gthr-win32.h: Likewise.
15075 * gthr.h: Likewise.
15076 * libgcc2.c: Likewise.
15077 * libgcc2.h: Likewise.
15078 * libgcov.c: Likewise.
15079 * tsystem.h: Likewise.
15080 * typeclass.h: Likewise.
15081 * unwind-c.c: Likewise.
15082 * unwind-compat.h: Likewise.
15083 * unwind-dw2-fde-compat.c: Likewise.
15084 * unwind-dw2-fde-darwin.c: Likewise.
15085 * unwind-dw2-fde-glibc.c: Likewise.
15086 * unwind-dw2-fde.c: Likewise.
15087 * unwind-dw2-fde.h: Likewise.
15088 * unwind-dw2.c: Likewise.
15089 * unwind-dw2.h: Likewise.
15090 * unwind-generic.h: Likewise.
15091 * unwind-pe.h: Likewise.
15092 * unwind-sjlj.c: Likewise.
15093 * unwind.inc: Likewise.
15094 * config/arm/neon-gen.ml: Change generated copyright header to
15095 refer to version 3 of the GNU General Public License with
15096 version 3.1 of the GCC Runtime Library Exception and to point
15097 readers at the COPYING3 and COPYING3.RUNTIME files and the
15098 FSF's license web page.
15099 * config/arm/arm_neon.h: Regenerate.
15101 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15103 * config/cris/cris.md: Change copyright header to refer to version
15104 3 of the GNU General Public License.
15105 * doc/install.texi2html: Change copyright header to refer to version
15106 3 of the GNU General Public License and to point readers at the
15107 COPYING3 file and the FSF's license web page.
15108 * config/vax/linux.h: Likewise.
15110 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15112 * config/i386/i386.md (cmpcc): New.
15113 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15114 (sync_compare_and_swap_cc*): Delete.
15116 * config/s390/s390.c (s390_compare_emitted): Remove.
15117 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15118 s390_compare_emitted used to be handled. Assert that modes match.
15119 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15120 refer to sync_compare_and_swap_ccsi.
15121 * config/s390/s390.h (s390_compare_emitted): Remove.
15122 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15123 instead of s390_compare_emitted.
15124 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15125 instead of s390_compare_emitted.
15126 * config/s390/s390.md (cmpcc): New.
15127 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15128 CC_REGNUM, do not pretend it's set.
15129 (sync_compare_and_swap_cc*): Delete.
15130 * config/s390/predicates.md (cc_reg_operand): New.
15132 * expr.c (sync_compare_and_swap_cc): Delete.
15133 * optabs.h (sync_compare_and_swap_cc): Delete.
15134 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15135 is being used with can_compare_p.
15136 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15137 (find_cc_set): New.
15138 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15139 look for a MODE_CC set instead. Use emit_store_flag.
15140 (expand_compare_and_swap_loop): Likewise, with some additional
15141 complication to avoid a force_reg when useless. Use
15142 emit_cmp_and_jump_insns.
15143 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15144 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15145 sync_compare_and_swap documentation.
15147 2009-04-09 Jan Hubicka <jh@suse.cz>
15149 * except.c (find_prev_try): Break out from ....
15150 (duplicate_eh_regions): ... here; properly update prev_try pointers
15151 when duplication part of tree.
15152 (dump_eh_tree): Improve dumping.
15153 (verify_eh_region): New.
15154 (verify_eh_tree): Use it.
15156 2009-04-06 Richard Guenther <rguenther@suse.de>
15158 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15159 &ARRAY addresses by adjusting their types and prepending
15161 * tree-cfg.c (verify_gimple_assign_single): Verify that
15162 addresses are correct.
15164 2009-04-09 Richard Guenther <rguenther@suse.de>
15166 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15167 indices into an array reference if possible.
15168 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15169 Fold POINTER_PLUS_EXPR statements with invariant address.
15171 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15174 * config.gcc (powerpc64-*-linux*): Always build biarch.
15176 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15179 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15180 it and pedwarn if this results in an INTEGER_CST.
15182 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15184 * doc/install.texi: Update minimum GMP version. Remove obsolete
15185 text in MPFR section.
15187 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15189 * dwarf2out.c (class_scope_p): New static inline.
15190 (class_or_namespace_scope_p): Use it.
15191 (gen_variable_die): Use DW_TAG_member tag for static data member
15192 declarations instead of DW_TAG_variable.
15194 PR middle-end/39573
15195 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15198 2009-04-08 Richard Guenther <rguenther@suse.de>
15200 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15201 valueize random data.
15203 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15205 * config.gcc (aix tm_file): Add aix-stdint.h.
15206 (aix tm clause use_gcc_stdint): Set to wrap.
15207 * config/rs6000/aix-stdint.h: New file.
15209 2009-04-08 Richard Guenther <rguenther@suse.de>
15211 PR middle-end/36291
15212 * tree-dfa.c (add_referenced_var): Do not recurse into
15213 global initializers.
15214 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15216 (fold_const_aggregate_ref): Likewise.
15218 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15220 * recog.c (ordered_comparison_operator): New.
15221 * gensupport.c (std_preds): Add it.
15222 * doc/md.texi (Machine-Independent Predicates): Document it.
15224 2009-04-08 Jan Hubicka <jh@suse.cz>
15226 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15227 * function.h (rtl_eh): Remove exception_handler_label_map.
15228 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15229 remove_exception_handler_label, for_each_eh_label_1): Remove.
15230 (rtl_remove_unreachable_regions): Remove.
15231 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15232 (find_exception_handler_labels): Don't build the hashtable.
15233 (maybe_remove_eh_handler): Remove.
15234 (for_each_eh_label): Rewrite to walk the tree.
15235 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15236 * except.h (maybe_remove_eh_handler): Remove.
15237 * passes.c (init_optimization_passes): Schedule second EH cleanup
15239 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15240 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15242 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15244 * genoutput.c (validate_optab_operands): New.
15245 (gen_insn, gen_expand): Call it.
15247 * genflags.c (gen_insn): Detect misused iterators.
15248 (main): Pass line_no to gen_insn, exit with status 1 on error.
15250 * genextract.c (line_no): Make global.
15251 (VEC_safe_set_locstr): Change assertion to error message.
15252 (main): Exit with status 1 on error.
15254 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15258 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15259 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15260 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15261 * c-convert.c (convert): Do not call fold on results of conversion
15262 functions when the result is a C_MAYBE_CONST_EXPR.
15263 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15264 of __builtin_choose_expr.
15265 * c-typeck.c (remove_c_maybe_const_expr): New.
15266 (build_unary_op, build_conditional_expr, build_compound_expr,
15267 build_binary_op, c_objc_common_truthvalue_conversion): Call
15268 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15271 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15273 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15274 CODE to produce a new one. Add a prototype to use fold_convert_const
15276 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15279 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15280 mix declarations and code.
15282 2009-04-08 Ben Elliston <bje@au.ibm.com>
15284 * gcc.c: Replace `CC' with `GCC' throughout.
15286 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15288 * doc/invoke.texi: Document Atom support.
15290 2009-04-07 Jason Merrill <jason@redhat.com>
15293 * c-common.h, c-common.c: Add flag_pretty_templates.
15294 * c-opts.c (c_common_handle_option): Set it.
15295 * c.opt: Add -fno-pretty-templates.
15296 * doc/invoke.texi (C++ Dialect Options): Likewise.
15298 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15300 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15301 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15302 (ia64_expand_builtin): Likewise.
15304 2009-04-07 Martin Jambor <mjambor@suse.cz>
15306 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15307 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15308 ADDR_EXPRS are include too.
15310 2009-04-07 Richard Guenther <rguenther@suse.de>
15312 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15313 decls are only used if passes as parameters or if they are
15314 local statics and the call is not to a builtin.
15315 (call_may_clobber_ref_p_1): Likewise.
15317 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15319 * expr.c (do_store_flag): Remove last argument. Simplify code
15320 to avoid duplication of tests already done by can_compare_p.
15321 (expand_expr_real_1): Adjust caller.
15323 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15325 * optabs.c (can_compare_p): Test the predicate of a
15326 cbranch and cstore pattern.
15328 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15330 * expr.c (convert_move): Use emit_store_flag instead of
15333 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15335 * config/i386/i386.c (ix86_compare_emitted): Remove.
15336 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15337 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15338 * config/i386/i386.h (ix86_compare_emitted): Remove.
15339 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15340 instead of ix86_compare_emitted.
15341 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15343 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15345 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15346 Add t-sysroot-suffix to tmake_file.
15347 * config/print-sysroot-suffix.sh: New file.
15348 * config/t-sysroot-suffix: New file.
15350 2009-04-07 Ben Elliston <bje@au.ibm.com>
15352 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15353 as the latter produces a warning when the target does not support
15356 2009-04-07 Ben Elliston <bje@au.ibm.com>
15358 * dfp.c: Replace type punning assignments with memcpy throughout.
15359 * Makefile.in (dfp.o-warn): Remove.
15361 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15364 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15365 Include soft-fp/t-softfp after rs6000/t-linux64.
15367 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15369 * stor-layout.c (set_sizetype): Use the full precision of their
15370 machine mode for bitsize types.
15372 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15374 * config/i386/i386.md: Revert 2 accidental checkins.
15376 2009-04-06 Joey Ye <joey.ye@intel.com>
15377 Xuepeng Guo <xuepeng.guo@intel.com>
15378 H.J. Lu <hongjiu.lu@intel.com>
15380 Atom pipeline model, tuning and insn selection.
15381 * config.gcc (atom): Add atom config options and target.
15383 * config/i386/atom.md: New.
15385 * config/i386/i386.c (atom_cost): New cost.
15386 (m_ATOM): New macro flag.
15387 (initial_ix86_tune_features): Set m_ATOM.
15388 (x86_accumulate_outgoing_args): Likewise.
15389 (x86_arch_always_fancy_math_387): Likewise.
15390 (processor_target): Add Atom cost.
15391 (cpu_names): Add Atom cpu name.
15392 (override_options): Set Atom ISA.
15393 (ix86_issue_rate): New case PROCESSOR_ATOM.
15394 (ix86_adjust_cost): Likewise.
15396 * config/i386/i386.h (TARGET_ATOM): New target macro.
15397 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15398 (TARGET_OPT_AGU): New target option.
15399 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15400 (processor_type): Add PROCESSOR_ATOM.
15402 * config/i386/i386.md (cpu): Add new value "atom".
15403 (use_carry, movu): New attr.
15404 (atom.md): Include atom.md.
15405 (adddi3_carry_rex64): Set attr "use_carry".
15406 (addqi3_carry): Likewise.
15407 (addhi3_carry): Likewise.
15408 (addsi3_carry): Likewise.
15409 (*addsi3_carry_zext): Likewise.
15410 (subdi3_carry_rex64): Likewise.
15411 (subqi3_carry): Likewise.
15412 (subhi3_carry): Likewise.
15413 (subsi3_carry): Likewise.
15414 (x86_movdicc_0_m1_rex64): Likewise.
15415 (*x86_movdicc_0_m1_se): Likewise.
15416 (x86_movsicc_0_m1): Likewise.
15417 (*x86_movsicc_0_m1_se): Likewise.
15418 (*adddi_1_rex64): Emit add insn as much as possible.
15419 (*addsi_1): Likewise.
15420 (return_internal): Set atom_unit.
15421 (return_internal_long): Likewise.
15422 (return_pop_internal): Likewise.
15423 (*rcpsf2_sse): Set atom_sse_attr attr.
15424 (*qrt<mode>2_sse): Likewise.
15425 (*prefetch_sse): Likewise.
15427 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15429 (ix86_target_macros_internal): Likewise.
15431 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15432 (*prefetch_sse_rex): Likewise.
15433 (sse_rcpv4sf2): Likewise.
15434 (sse_vmrcpv4sf2): Likewise.
15435 (sse_sqrtv4sf2): Likewise.
15436 (<sse>_vmsqrt<mode>2): Likewise.
15437 (sse_ldmxcsr): Likewise.
15438 (sse_stmxcsr): Likewise.
15439 (*sse_sfence): Likewise.
15440 (sse2_clflush): Likewise.
15441 (*sse2_mfence): Likewise.
15442 (*sse2_lfence): Likewise.
15443 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15444 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15445 (avx_movdqu<avxmodesuffix>): Likewise.
15446 (avx_lddqu<avxmodesuffix>): Likewise.
15447 (sse2_movntv2di): Change attr "type" to "ssemov".
15448 (sse2_movntsi): Likewise.
15449 (rsqrtv8sf2): Change attr "type" to "sseadd".
15450 (sse3_addsubv2df3): Set attr "atom_unit".
15451 (sse3_h<plusminus_insn>v4sf3): Likewise.
15452 (*sse2_pmaddwd): Likewise.
15453 (*vec_extractv2di_1_rex64): Likewise.
15454 (*vec_extractv2di_1_avx): Likewise.
15455 (sse2_psadbw): Likewise.
15456 (ssse3_phaddwv8hi3): Likewise.
15457 (ssse3_phaddwv4hi3): Likewise.
15458 (ssse3_phadddv4si3): Likewise.
15459 (ssse3_phadddv2si3): Likewise.
15460 (ssse3_phaddswv8hi3): Likewise.
15461 (ssse3_phaddswv4hi3): Likewise.
15462 (ssse3_phsubwv8hi3): Likewise.
15463 (ssse3_phsubwv4hi3): Likewise.
15464 (ssse3_phsubdv4si3): Likewise.
15465 (ssse3_phsubdv2si3): Likewise.
15466 (ssse3_phsubswv8hi3): Likewise.
15467 (ssse3_phsubswv4hi3): Likewise.
15468 (ssse3_pmaddubsw128): Likewise.
15469 (sse3_pmaddubsw: Likewise.
15470 (ssse3_palignrti): Likewise.
15471 (ssse3_palignrdi): Likewise.
15473 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15475 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15477 2009-04-06 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/28868
15480 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15481 of which PHI results we inserted.
15482 (insert_into_preds_of_block): Record inserted PHIs.
15483 (eliminate): Eliminate redundant PHI nodes.
15484 (init_pre): Init inserted_phi_names.
15486 2009-04-06 Richard Guenther <rguenther@suse.de>
15488 PR tree-optimization/39643
15489 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15490 IMAGPART_EXPRs of complex constants.
15491 (execute_fold_all_builtins): If we folded a call queue
15492 TODO_update_address_taken.
15494 2009-04-06 Jan Hubicka <jh@suse.cz>
15496 PR middle-end/39659
15497 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15500 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15502 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15504 (ic_invalidate_array): Likewise.
15506 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15508 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15509 alignment for library calls.
15511 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15513 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15514 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15515 * config/i386/mingw-stdint.h: New file.
15517 2009-04-05 Richard Guenther <rguenther@suse.de>
15519 PR tree-optimization/39648
15520 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15521 our &A vs. &A[0] IL deficiencies.
15523 2009-04-04 Jan Hubicka <jh@suse.cz>
15525 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15526 removed toplevel regions.
15527 (sjlj_mark_call_sites): Likewise.
15529 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15531 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15532 (cygwin tm clause use_gcc_stdint): Set to wrap.
15533 * config/i386/cygwin-stdint.h: New file.
15535 2009-04-04 Richard Guenther <rguenther@suse.de>
15537 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15538 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15539 single-argument PHIs if we are in loop-closed SSA form.
15540 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15541 for the pre-condition.
15542 (slpeel_tree_peel_loop_to_edge): Likewise.
15543 (vect_build_loop_niters): Take an optional sequence to append stmts.
15544 (vect_generate_tmps_on_preheader): Likewise.
15545 (vect_do_peeling_for_loop_bound): Take extra guards for the
15547 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15548 the cost model check.
15549 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15550 guards if we are going to peel. Do not apply versioning in that case.
15551 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15552 (vect_do_peeling_for_loop_bound): Likewise.
15553 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15554 loop bound only record extra pre-conditions, do not apply loop
15557 2009-04-04 Richard Guenther <rguenther@suse.de>
15559 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15562 2009-04-04 Jan Hubicka <jh@suse.cz>
15564 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15565 last_basic_block for size of bb->index indexed array.
15566 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15567 compute_out, link_btr_uses, build_btr_def_use_webs,
15568 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15570 2009-04-04 Jan Hubicka <jh@suse.cz>
15572 * except.c (remove_eh_handler_and_replace): Break out from ...
15573 (remove_eh_handler): ... here.
15574 (bring_to_root): New function.
15575 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15576 handled ones, bring others to root of tree.
15578 2009-04-04 Jan Hubicka <jh@suse.cz>
15580 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15581 (all_phis_safe_to_merge): New function.
15582 (update_info): New structure.
15583 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15584 (cleanup_empty_eh): Update SSA if possible.
15586 2009-04-04 Richard Guenther <rguenther@suse.de>
15588 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15589 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15590 (append_vuse): Likewise.
15592 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15594 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15595 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15596 instead of REG_UNSAVED for DW_CFA_undefined.
15597 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15598 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15601 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15604 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15605 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15606 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15608 2009-04-04 Richard Guenther <rguenther@suse.de>
15610 PR tree-optimization/8781
15611 PR tree-optimization/37892
15612 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15613 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15614 (valueize_refs): Call it for *& valueizations.
15615 (shared_reference_ops_from_ref): Rename to ...
15616 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15617 (shared_reference_ops_from_call): Rename to ...
15618 (valueize_shared_reference_ops_from_call): ... this and valueize.
15619 (vn_reference_lookup): Update.
15620 (visit_reference_op_call): Likewise.
15621 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15622 (eliminate): Value-replace the call address in call statements.
15624 2009-04-04 Richard Guenther <rguenther@suse.de>
15626 PR tree-optimization/39636
15627 * tree-ssa-forwprop.c
15628 (forward_propagate_addr_into_variable_array_index): Check for
15629 GIMPLE_ASSIGN before accessing the rhs code.
15631 2009-04-03 Jason Merrill <jason@redhat.com>
15633 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15635 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15637 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15638 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15639 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15640 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15641 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15642 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15643 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15644 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15645 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15646 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15647 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15648 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15649 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15650 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15651 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15652 Use fr_reg_or_fp01_operand instead of fr_register_operand
15654 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15655 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15656 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15658 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15660 PR rtl-optimization/39607
15661 PR rtl-optimization/39631
15665 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15666 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15667 instead of DF_LR_OUT.
15668 * ira-lives.c (process_bb_node_lives): Ditto.
15669 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15670 instead of DF_LR_{OUT,IN}.
15671 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15672 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15674 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15676 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15677 (execute_lower_omp): Always run but take the short way out if -fopenmp
15679 (gate_lower_omp): Remove, forcing the pass manager to always run the
15680 pass and always set PROP_gimple_lomp.
15681 (pass_lower_omp): Remove gate function.
15682 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15683 PROP_trees. Instead, require it.
15684 * ipa-cp.c (pass_ipa_cp): Likewise.
15685 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15686 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15687 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15688 and PROP_gimple_leh.
15690 2009-04-03 Richard Guenther <rguenther@suse.de>
15692 PR middle-end/13146
15693 PR tree-optimization/23940
15694 PR tree-optimization/33237
15695 PR middle-end/33974
15696 PR middle-end/34093
15697 PR tree-optimization/36201
15698 PR tree-optimization/36230
15699 PR tree-optimization/38049
15700 PR tree-optimization/38207
15701 PR tree-optimization/38230
15702 PR tree-optimization/38301
15703 PR tree-optimization/38585
15704 PR middle-end/38895
15705 PR tree-optimization/38985
15706 PR tree-optimization/39299
15707 * tree-ssa-structalias.h: Remove.
15708 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15709 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15710 (struct vuse_element_d): Remove.
15711 (struct vuse_vec_d): Likewise.
15712 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15713 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15714 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15715 VUSE_ELEMENT_VAR): Likewise.
15716 (struct voptype_d): Likewise.
15717 (NUM_VOP_FREE_BUCKETS): Likewise.
15718 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15719 (struct stmt_operands_d): Remove.
15720 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15721 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15722 VDEF_NUM, VDEF_VECT): Likewise.
15723 (copy_virtual_operands): Remove.
15724 (operand_build_cmp): Likewise.
15725 (create_ssa_artificial_load_stmt): Likewise.
15726 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15727 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15728 vuse_index and mayuse_index members. Pack and move done and iter_type
15729 members to the front.
15730 (SSA_OP_VMAYUSE): Remove.
15731 (SSA_OP_VIRTUAL_USES): Adjust.
15732 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15733 (unlink_stmt_vdef): Declare.
15734 (add_to_addressable_set): Remove.
15735 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15736 (vrp_visit_stmt): Likewise.
15737 * doc/tree-ssa.texi (Alias analysis): Update.
15738 * doc/invoke.texi (max-aliased-vops): Remove docs.
15739 (avg-aliased-vops): Likewise.
15740 * tree-into-ssa.c (syms_to_rename): Remove.
15741 (need_to_update_vops_p): Likewise.
15742 (need_to_initialize_update_ssa_p): Rename to ...
15743 (update_ssa_initialized_fn): ... this. Track function we are
15745 (symbol_marked_for_renaming): Simplify.
15746 (add_new_name_mapping): Do not set need_to_update_vops_p.
15747 (dump_currdefs): Use SYMS_TO_RENAME.
15748 (rewrite_update_stmt): Always walk all uses/defs.
15749 (dump_update_ssa): Adjust.
15750 (init_update_ssa): Take function argument. Track what we are
15752 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15753 (create_new_def_for): Initialize for cfun, assert we are initialized
15755 (mark_sym_for_renaming): Simplify.
15756 (mark_set_for_renaming): Do not initialize update-ssa.
15757 (need_ssa_update_p): Simplify. Take function argument.
15758 (name_mappings_registered_p): Assert we ask for the correct function.
15759 (name_registered_for_update_p): Likewise.
15760 (ssa_names_to_replace): Likewise.
15761 (release_ssa_name_after_update_ssa): Likewise.
15762 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15763 (dump_decl_set): Do not print a newline.
15764 (debug_decl_set): Do it here.
15765 (dump_update_ssa): And here.
15766 * tree-ssa-loop-im.c (move_computations): Adjust.
15767 (movement_possibility): Likewise.
15768 (determine_max_movement): Likewise.
15769 (gather_mem_refs_stmt): Likewise.
15770 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15771 or NAME_MEMORY_TAG.
15772 * tree-complex.c (update_all_vops): Remove.
15773 (expand_complex_move): Adjust.
15774 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15775 Simplify test for memory referencing statement. Exclude
15776 non-invariant ADDR_EXPRs.
15777 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15778 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15779 (rdg_flag_uses): Likewise.
15780 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15782 (tree_optimize_tail_calls_1): Also split the
15783 edge from the entry block if we have degenerate PHI nodes in
15784 the first basic block.
15785 * tree.c (init_ttree): Remove memory-tag related code.
15786 (tree_code_size): Likewise.
15787 (tree_node_structure): Likewise.
15788 (build7_stat): Re-write to be build6_stat.
15789 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15790 (SSA_VAR_P): Adjust.
15791 (struct tree_memory_tag): Remove.
15792 (struct tree_memory_partition_tag): Likewise.
15793 (union tree_node): Adjust.
15794 (build7): Re-write to be build6.
15795 * tree-pass.h (pass_reset_cc_flags): Remove.
15796 (TODO_update_address_taken): New flag.
15797 (pass_simple_dse): Remove.
15798 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15799 * params.h (MAX_ALIASED_VOPS): Remove.
15800 (AVG_ALIASED_VOPS): Likewise.
15801 * omp-low.c (expand_omp_taskreg): Update SSA form.
15802 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15803 aliases the lhs in a copy stmt.
15804 * tree-ssa-dse.c (struct address_walk_data): Remove.
15805 (memory_ssa_name_same): Likewise.
15806 (memory_address_same): Likewise.
15807 (get_kill_of_stmt_lhs): Likewise.
15808 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15809 unused stores. Look through PHI nodes into post-dominated regions.
15810 (dse_optimize_stmt): Simplify. Properly remove stores.
15811 (tree_ssa_dse): Compute dominators.
15812 (execute_simple_dse): Remove.
15813 (pass_simple_dse): Likewise.
15814 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15815 gimple_loaded_syms and gimple_stored_syms computation.
15816 * toplev.c (dump_memory_report): Dump alias and pta stats.
15817 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15818 (vn_reference_eq): Likewise.
15819 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15820 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15821 valueize_vuses): Remove.
15822 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15823 (get_def_ref_stmt_vuse): ... this.
15824 (vn_reference_lookup_2): New function.
15825 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15826 walking equivalent vuses. Simplify.
15827 (vn_reference_lookup): Likewise.
15828 (vn_reference_insert): Likewise.
15829 (vn_reference_insert_pieces): Likewise.
15830 (visit_reference_op_call): Simplify.
15831 (visit_reference_op_load): Likewise.
15832 (visit_reference_op_store): Likewise.
15833 (init_scc_vn): Remove shared_lookup_vuses initialization.
15834 (free_scc_vn): Remove shared_lookup_vuses freeing.
15835 (sort_vuses, sort_vuses_heap): Remove.
15836 (get_ref_from_reference_ops): Export.
15837 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15838 vector with single vuse pointer.
15839 (vn_reference_lookup_pieces, vn_reference_lookup,
15840 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15841 (shared_vuses_from_stmt): Remove.
15842 (get_ref_from_reference_ops): Declare.
15843 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15844 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15845 memory-tag related code.
15846 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15847 (likely_value): Add comment, skip static-chain of call statements.
15848 (surely_varying_stmt_p): Adjust.
15849 (gimplify_and_update_call_from_tree): Likewise.
15850 (execute_fold_all_builtins): Do not rebuild alias info.
15851 (gimplify_and_update_call_from_tree): Properly update VOPs.
15852 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15853 (copy_ref_info): Remove memory-tag related code.
15854 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15855 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15856 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15858 * tree-ssa-dom.c (gimple_p): Remove typedef.
15859 (eliminate_redundant_computations): Adjust.
15860 (record_equivalences_from_stmt): Likewise.
15861 (avail_expr_hash): Likewise.
15862 (avail_expr_eq): Likewise.
15863 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15864 (stmt_makes_single_load): Likewise.
15865 (stmt_makes_single_store): Likewise.
15866 * tree-ssa-alias.c: Rewrite completely.
15867 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15868 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15869 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15870 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15871 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15872 Remove public functions.
15873 (pass_reset_cc_flags): Remove.
15874 (pass_build_alias): Move ...
15875 * tree-ssa-structalias.c (pass_build_alias): ... here.
15876 * tree-ssa-alias.c (may_be_aliased): Move ...
15877 * tree-flow-inline.h (may_be_aliased): ... here.
15878 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15879 count_uses_and_derefs): Move ...
15880 * gimple.c: ... here.
15881 * gimple.h (count_uses_and_derefs): Declare.
15882 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15883 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15884 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15885 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15886 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15887 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15888 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15890 * tree-dfa.c (refs_may_alias_p): Move ...
15891 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15892 * tree-ssa-alias.h: New file.
15893 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15894 (statement_sink_location): Likewise.
15895 * opts.c (decode_options): Do not adjust max-aliased-vops or
15896 avg-aliased-vops values.
15897 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15898 (TV_CALL_CLOBBER): Likewise.
15899 (TV_FLOW_SENSITIVE): Likewise.
15900 (TV_FLOW_INSENSITIVE): Likewise.
15901 (TV_MEMORY_PARTITIONING): Likewise.
15902 (TV_ALIAS_STMT_WALK): New timevar.
15903 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15904 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15905 (get_address_description): Remove memory-tag related code.
15906 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15907 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15908 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15909 and immediate uses in statements. Document.
15910 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15911 (dump_symbols): Remove.
15912 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15913 * alias.c (get_deref_alias_set): New function split out from ...
15914 (get_alias_set): ... here.
15915 * alias.h (get_deref_alias_set): Declare.
15916 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15917 type parameter. Remove restrict pointer handling. Create a
15918 ref-all pointer in case type-based alias sets do not conflict.
15919 (vect_analyze_data_refs): Remove SMT related code.
15920 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15921 (vectorizable_load): Likewise.
15922 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15923 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15924 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15925 Ignore vops and SMTs.
15926 (dr_analyze_alias): Likewise..
15927 (free_data_ref): Likewise.
15928 (create_data_ref): Likewise.
15929 (analyze_all_data_dependences): Likewise.
15930 (get_references_in_stmt): Adjust.
15931 * tree-flow-inline.h (gimple_aliases_computed_p,
15932 gimple_addressable_vars, gimple_call_clobbered_vars,
15933 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15934 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15935 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15936 gimple_mem_ref_stats): Remove.
15937 (gimple_vop): New function.
15938 (op_iter_next_use): Remove vuses and mayuses cases.
15939 (op_iter_next_def): Remove vdefs case.
15940 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15941 (clear_and_done_ssa_iter): Do not set removed fields.
15942 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15943 Assert we are not iterating over vuses or vdefs if not also
15944 iterating over uses or defs.
15945 (op_iter_init_use): Likewise.
15946 (op_iter_init_def): Likewise.
15947 (op_iter_next_vdef): Remove.
15948 (op_iter_next_mustdef): Likewise.
15949 (op_iter_init_vdef): Likewise.
15950 (compare_ssa_operands_equal): Likewise.
15951 (link_use_stmts_after): Handle vuse operand.
15952 (is_call_used): Use is_call_clobbered.
15953 (is_call_clobbered): Global variables are always call clobbered,
15954 query the call-clobbers bitmap.
15955 (mark_call_clobbered): Ignore global variables.
15956 (clear_call_clobbered): Likewise.
15957 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15958 virtual operands sanity check.
15959 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15961 (TARGET_MEM_REF): Remove TMR_TAG operand.
15962 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15963 Remove call-clobber related code.
15964 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15965 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15966 partitions or escape reason.
15967 (get_single_def_stmt, get_single_def_stmt_from_phi,
15968 get_single_def_stmt_with_phi): Remove.
15969 (dump_referenced_vars): Tidy.
15970 (get_ref_base_and_extent): Allow bare decls.
15971 (collect_dfa_stats): Adjust.
15972 * graphite.c (rename_variables_in_stmt): Adjust.
15973 (graphite_copy_stmts_from_block): Likewise.
15974 (translate_clast): Likewise.
15975 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15977 (translate_vuse_through_block): Use the oracle.
15978 (phi_translate_1): Adjust.
15979 (value_dies_in_block_x): Use the oracle. Cache the outcome
15981 (valid_in_sets): Check if the VUSE for
15982 a REFERENCE is available.
15983 (eliminate): Do not remove stmts during elimination,
15984 instead queue and remove them afterwards.
15985 (do_pre): Do not rebuild alias info.
15986 (pass_pre): Run TODO_rebuild_alias before PRE.
15987 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15988 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15989 (mark_all_v_defs_stmt): Remove.
15990 (mark_all_v_defs_seq): Adjust.
15991 (sra_replace): Likewise.
15992 (scalarize_use): Likewise.
15993 (scalarize_copy): Likewise.
15994 (scalarize_init): Likewise.
15995 (scalarize_ldst): Likewise.
15996 (todoflags): Remove.
15997 (tree_sra): Do not rebuild alias info.
15998 (tree_sra_early): Adjust.
15999 (pass_sra): Run TODO_update_address_taken before SRA.
16000 * tree-predcom.c (set_alias_info): Remove.
16001 (prepare_initializers_chain): Do not call it.
16002 (mark_virtual_ops_for_renaming): Adjust.
16003 (mark_virtual_ops_for_renaming_list): Remove.
16004 (initialize_root_vars): Adjust.
16005 (initialize_root_vars_lm): Likewise.
16006 (prepare_initializers_chain): Likewise.
16007 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16008 (may_propagate_copy_into_stmt): Likewise.
16009 (merge_alias_info): Do nothing for now.
16010 (propagate_tree_value_into_stmt): Adjust.
16011 (stmt_may_generate_copy): Likewise.
16012 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16013 not mark symbols for renaming.
16014 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16015 with the same statement, make sure to update the new pointed-to one.
16016 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16017 call statements, do not mark symbols for renaming.
16018 (mark_operand_necessary): Dump something.
16019 (ref_may_be_aliased): New function.
16020 (mark_aliased_reaching_defs_necessary_1): New helper function.
16021 (mark_aliased_reaching_defs_necessary): Likewise.
16022 (mark_all_reaching_defs_necessary_1): Likewise.
16023 (mark_all_reaching_defs_necessary): Likewise.
16024 (propagate_necessity): Do not process virtual PHIs. For
16025 non-aliased loads mark all reaching definitions as necessary.
16026 For aliased loads and stores mark the immediate dominating
16027 aliased clobbers as necessary.
16028 (visited): New global static.
16029 (perform_tree_ssa_dce): Free visited bitmap after propagating
16031 (remove_dead_phis): Perform simple dead virtual PHI removal.
16032 (remove_dead_stmt): Properly unlink virtual operands when
16034 (eliminate_unnecessary_stmts): Schedule PHI removal after
16036 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16037 (process_replaceable): Likewise.
16038 (find_replaceable_in_bb): Likewise.
16039 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16040 based on the single gimple vop.
16041 (verify_flow_insensitive_alias_info): Remove.
16042 (verify_flow_sensitive_alias_info): Likewise.
16043 (verify_call_clobbering): Likewise.
16044 (verify_memory_partitions): Likewise.
16045 (verify_alias_info): Likewise.
16046 (verify_ssa): Adjust..
16047 (execute_update_addresses_taken): Export. Update SSA
16048 manually. Optimize only when optimizing. Use a local bitmap.
16049 (pass_update_address_taken): Remove TODO_update_ssa, add
16051 (pass_update_address_taken): Just use TODO_update_address_taken.
16052 (init_tree_ssa): Do not initialize addressable_vars.
16053 (verify_ssa): Verify new VUSE / VDEF properties.
16054 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16055 Do not call verify_alias_info.
16056 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16057 Do not free the loaded and stored syms bitmaps. Reset the escaped
16058 and callused solutions. Do not free addressable_vars.
16059 Remove memory-tag related code.
16060 (warn_uninitialized_var): Aliases are always available.
16061 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16062 * lambda-code.c (can_put_in_inner_loop): Adjust.
16063 (can_put_after_inner_loop): Likewise.
16064 (perfect_nestify): Likewise.
16065 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16066 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16067 (vectorizable_conversion): Do not mark symbols for renaming.
16068 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16069 (expand_call_inline): Unlink the calls virtual operands before
16071 (tree_function_versioning): Do not call update_ssa if we are not
16072 updating clones. Simplify.
16073 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16074 (propagate_with_phi): Likewise..
16075 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16076 clobber code. Assert we are not aliased or global.
16077 * tree-flow.h: Include tree-ssa-alias.h
16078 (enum escape_type): Remove.
16079 (struct mem_sym_stats_d): Likewise.
16080 (struct mem_ref_stats_d): Likewise.
16081 (struct gimple_df): Add vop member. Remove global_var,
16082 call_clobbered_vars, call_used_vars, addressable_vars,
16083 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16084 escaped and callused members.
16085 (struct ptr_info_def): Remove all members, add points-to solution
16087 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16088 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16089 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16090 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16091 (tree-ssa-alias.o): Likewise.
16092 (toplev.o): Add tree-ssa-alias.h
16093 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16094 * gimple.c (gimple_set_bb): Fix off-by-one error.
16095 (is_gimple_reg): Do not handle memory tags.
16096 (gimple_copy): Also copy virtual operands.
16097 Delay updating the statement. Do not reset loaded and stored syms.
16098 (gimple_set_stored_syms): Remove.
16099 (gimple_set_loaded_syms): Likewise.
16100 (gimple_call_copy_skip_args): Copy the virtual operands
16101 and mark the new statement modified.
16102 * tree-ssa-structalias.c (may_alias_p): Remove.
16103 (set_uids_in_ptset): Take the alias set to prune with as
16104 parameter. Fold in the alias test of may_alias_p.
16105 (compute_points_to_sets): Compute whether a ptr is dereferenced
16106 in a local sbitmap.
16107 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16108 other ADDRESSOF constraints on the lhs.
16109 (get_constraint_for_component_ref): Assert that we don't get
16110 ADDRESSOF constraints from the base of the reference.
16111 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16112 (struct variable_info): Remove collapsed_to member.
16113 (get_varinfo_fc): Remove.
16114 (new_var_info): Do not set collapsed_to.
16115 (dump_constraint): Do not follow cycles.
16116 (dump_constraint_graph): Likewise.
16117 (build_pred_graph): Likewise.
16118 (build_succ_graph): Likewise.
16119 (rewrite_constraints): Likewise.
16120 (do_simple_structure_copy): Remove.
16121 (do_rhs_deref_structure_copy): Remove.
16122 (do_lhs_deref_structure_copy): Remove.
16123 (collapse_rest_of_var): Remove.
16124 (do_structure_copy): Re-implement.
16125 (pta_stats): New global variable.
16126 (dump_pta_stats): New function.
16127 (struct constraint_expr): Make offset signed.
16128 (UNKNOWN_OFFSET): Define special value.
16129 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16130 (solution_set_expand): New helper function split out from ...
16131 (do_sd_constraint): ... here.
16132 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16133 (do_ds_constraint): Likewise.
16134 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16135 and CALLUSED = *CALLUSED.
16136 (set_union_with_increment): Make inc argument signed.
16137 (type_safe): Remove.
16138 (get_constraint_for_ptr_offset): Handle unknown and negative
16140 (first_vi_for_offset): Handle offsets before start. Bail
16141 out early for offsets beyond the variable extent.
16142 (first_or_preceding_vi_for_offset): New function.
16143 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16144 Together with ESCAPED = *ESCAPED this properly computes reachability.
16145 (find_what_var_points_to): New function.
16146 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16147 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16148 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16149 pt_solutions_intersect): New functions.
16150 (compute_call_used_vars): Remove.
16151 (compute_may_aliases): New main entry into PTA computation.
16152 * gimple.h (gimple_p): New typedef.
16153 (struct gimple_statement_base): Remove references_memory_p.
16154 (struct gimple_statement_with_memory_ops_base): Remove
16155 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16157 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16158 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16159 gimple_set_references_memory): Remove.
16160 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16161 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16163 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16164 (verify_expr): Allow RESULT_DECL.
16165 (gimple_duplicate_bb): Do not copy virtual operands.
16166 (gimple_duplicate_sese_region): Adjust.
16167 (gimple_duplicate_sese_tail): Likewise.
16168 (mark_virtual_ops_in_region): Remove.
16169 (move_sese_region_to_fn): Do not call it.
16170 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16171 and pass_simple_dse.
16172 (execute_function_todo): Handle TODO_update_address_taken,
16173 call execute_update_addresses_taken for TODO_rebuild_alias.
16174 (execute_todo): Adjust.
16175 (execute_one_pass): Init dump files early.
16176 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16178 (create_general_new_stmt): Clear vops.
16179 * tree-ssa-reassoc.c (get_rank): Adjust.
16180 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16181 symbols for renaming.
16182 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16183 (PARAM_AVG_ALIASED_VOPS): Likewise.
16184 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16185 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16186 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16187 (operand_build_cmp, copy_virtual_operands,
16188 create_ssa_artificial_load_stmt, add_to_addressable_set,
16189 gimple_add_to_addresses_taken): Remove public functions.
16190 (unlink_stmt_vdef): New function.
16192 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16194 * config.gcc (powerpc-*-linux*): Merge variants.
16196 2009-04-02 Chao-ying Fu <fu@mips.com>
16197 James Grosbach <james.grosbach@microchip.com>
16199 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16200 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16202 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16203 keep_interrupts_masked_p, use_debug_exception_return_p.
16204 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16205 keep_interrupts_masked, use_debug_exception_return.
16206 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16207 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16209 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16210 (mips_print_operand): Process COP0 registers to print $0 .. $31
16211 correctly for GAS to process.
16212 (mips_interrupt_extra_call_saved_reg_p): New function.
16213 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16215 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16216 (mips_compute_frame_info): Add supports for interrupt context that
16217 includes doubleword accumulators and COP0 registers.
16218 (mips_for_each_saved_acc): New function.
16219 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16220 mips_for_each_saved_reg.
16221 (mips_save_reg): Save accumulators.
16222 (mips_kernel_reg_p): A new for_each_rtx callback.
16223 (mips_expand_prologue): Support interrupt handlers.
16224 (mips_restore_reg): Restore accumulators.
16225 (mips_expand_epilogue): Support interrupt handlers.
16226 (mips_can_use_return_insn): Return false for interrupt handlers.
16227 (mips_epilogue_uses): New function.
16228 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16229 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16230 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16231 cop0_move): New instructions.
16232 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16233 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16235 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16237 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16238 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16239 interrupt handlers, we use K0 as the temporary register.
16240 (EPILOGUE_USES): Change to a function call.
16241 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16242 handlers, we use K0 as the temporary register.
16244 * doc/extend.texi (Function Attributes): Document interrupt,
16245 use_shadow_register_set, keep_interrupts_masked,
16246 use_debug_exception_return for MIPS attributes.
16248 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16250 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16251 Remove a number of t-files from tmake_file.
16252 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16253 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16254 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16255 target_prototype, not TARGET_PROTOTYPE.
16256 (LINK_OS_GNU_SPEC): Define.
16257 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16258 and darwin-ldoubdle.c.
16260 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16263 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16264 (cpp_options): Ditto.
16265 (default_compilers): Ditto.
16266 (display_help): Ditto.
16267 (process_command): Ditto.
16268 (do_spec_1): Ditto.
16269 (set_input): Use lbasename instead of duplicate code.
16270 (save_temps_prefix): New static for -save-temps=obj.
16271 (save_temps_length): Ditto.
16273 * doc/invoke.texi (-save-temps=obj): Document new variant to
16274 -save-temps switch.
16276 2009-04-02 Jeff Law <law@redhat.com>
16278 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16281 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16283 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16284 * configure: Regenerated.
16286 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16288 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16289 share the argument list.
16291 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16295 2009-02-12 Diego Novillo <dnovillo@google.com>
16297 * varpool.c (debug_varpool): New.
16298 * cgraph.h (debug_varpool): Declare.
16300 2009-04-02 Jan Hubicka <jh@suse.cz>
16302 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16305 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16307 * config/i386/i386.c (ix86_abi): Move initialization to ...
16308 (override_options): Here.
16310 2009-04-02 Christian Bruel <christian.bruel@st.com>
16312 * config/sh/sh.c (sh_dwarf_register_span): New function.
16313 (TARGET_DWARF_REGISTER_SPAN): Define.
16314 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16316 2009-04-02 Ira Rosen <irar@il.ibm.com>
16318 PR tree-optimization/39595
16319 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16320 interleaved loads group is not greater than the SLP group size.
16322 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16324 * builtins.c (is_builtin_name): New.
16325 (called_as_built_in): Use is_builtin_name.
16326 * tree.h (is_builtin_name): New.
16327 * varasm.c (incorporeal_function_p): Use is_builtin_name
16329 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16331 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16333 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16336 * c-decl.c (clone_underlying_type): Move this ...
16337 * c-common.c (set_underlying_type): ... here.
16338 Also, make sure the function properly sets TYPE_STUB_DECL() on
16339 the newly created typedef variant type.
16340 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16341 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16344 2009-04-02 Richard Guenther <rguenther@suse.de>
16346 PR tree-optimization/37221
16347 * tree-flow.h (degenerate_phi_result): Declare.
16348 * tree-ssa-dom.c (degenerate_phi_result): Export.
16349 * tree-scalar-evolution.c (analyze_initial_condition): If
16350 the initial condition is defined by a degenerate PHI node
16351 use the degenerate value.
16353 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16355 PR rtl-optimization/39588
16356 * combine.c (merge_outer_ops): Do not set the constant when this
16358 (simplify_shift_const_1): Do not modify it either in this case.
16360 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16362 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16363 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16365 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16368 * c-lex.c (interpret_float): Default (no suffix) is double.
16370 2009-04-1 Xinliang David Li <davidxl@google.com>
16372 * config/i386/i386.c (legitimate_constant_p): Recognize
16373 all one vector constant.
16375 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16377 * config/vax/vax.c: Add #includes to silence warnings.
16378 Change #include order to silence two warnings.
16380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16382 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16383 (ASM_SPEC): Pass -k to the assembler for PIC code.
16385 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16387 * config.gcc: Add vax-*-linux* to the switch.
16388 * config/vax/linux.h: New file. (TARGET_VERSION,
16389 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16391 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16393 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16394 Use predicate macros instead of GET_CODE() == foo.
16395 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16396 ashlsi3, rotrsi3, <unnamed>): Likewise.
16398 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16400 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16401 jbbccihi, jbbccisi): Remova trailing whitespace.
16402 * config/vax/constraints.md: Likewise.
16403 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16404 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16405 * config/vax/predicates.md: Likewise.
16406 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16407 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16408 * config/vax/vax.h: Likewise.
16409 * config/vax/vax.md (nonlocal_goto): Likewise.
16411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16413 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16414 (indirectable_address_p, adjacent_operands_p): Add spaces around
16416 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16418 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16420 * config/vax/vax.c (legitimate_constant_address_p,
16421 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16422 index_term_p, reg_plus_index_p, legitimate_address_p,
16423 vax_mode_dependent_address_p): Update comments to match functions
16424 modified by the recent int->bool conversion.
16426 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16428 * config/vax/builtins.md: Update copyright message.
16429 * config/vax/constraints.md: Likewise.
16430 * config/vax/netbsd-elf.h: Likewise.
16431 * config/vax/predicates.md: Likewise.
16432 * config/vax/vax-protos.h: Likewise.
16433 * config/vax/vax.c: Likewise.
16434 * config/vax/vax.h: Likewise.
16435 * config/vax/vax.md: Likewise.
16436 * config/vax/vax.opt: Likewise.
16438 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16440 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16441 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16442 * config/vax/constraints.md (B, R): Likewise.
16443 * config/vax/predicates.md (external_memory_operand,
16444 nonimmediate_addsub_di_operand): Likewise.
16445 * config/vax/vax.c (vax_output_int_add): Likewise.
16446 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16447 untyped_call): Likewise.
16449 2009-04-01 Matt Thomas <matt@3am-software.com>
16451 * config/vax/predicates.md: New file.
16452 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16453 external_const_operand, nonsymbolic_operand, external_memory_operand,
16454 indirect_memory_operand, indexed_memory_operand,
16455 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16456 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16458 * config/vax/constraints.md: New file.
16459 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16461 * config/vax/builtins.md: New file.
16462 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16463 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16465 * config/vax/vax.opt (mqmath): Add option.
16466 * config/vax/vax.md (isfx): Extend with DI.
16467 (VAXintQH, VAXintQHSD): Define.
16468 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16469 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16470 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16471 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16472 (movdi): Update constraints and use vax_output_int_move().
16473 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16474 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16475 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16476 nonlocal_goto): New.
16477 (mov<mode>): Extend accepted operand types.
16478 (subdi3_old): Rename from subdi3, change update constraints and use
16479 a new implementation.
16480 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16481 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16482 MOVE_RATIO, CLEAR_RATIO): Define.
16483 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16484 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16485 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16486 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16487 (split_quadword_operands): Make static and really allow variable
16489 (print_operand_address): Update for PIC generation.
16490 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16491 indexable_address_p, fixup_mathdi_operand,
16492 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16493 (vax_float_literal, legitimate_constant_p,
16494 indirectable_constant_address_p, index_term_p,
16495 reg_plus_index_p): Return bool instead of int.
16496 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16498 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16500 (vax_output_conditional_branch): Indent.
16501 (legitimate_constant_address_p, indirectable_constant_address_p,
16502 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16503 vax_mode_dependent_address_p): Return bool instead of int, update for
16505 * config/vax/vax-protos.h (legitimate_constant_address_p,
16506 legitimate_constant_p, legitimate_address_p,
16507 vax_mode_dependent_address_p): Change declaration to bool.
16508 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16509 vax_expand_addsub_di_operands, vax_output_int_subtract,
16510 vax_output_movmemsi): Declare.
16511 (split_quadword_operands, vax_float_literal): Delete declaration.
16512 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16513 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16514 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16515 ASM_OUTPUT_DWARF_PCREL): Define.
16516 (ASM_SPEC): Change definition to allow PIC generation.
16518 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16520 * doc/sourcebuild.texi: Update front-end requirements.
16522 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16525 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16526 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16527 (booldi3_internal3): Use boolean_or_operator instead of
16530 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16533 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16534 declarator whose size is not an integer constant expression but
16535 folds to an integer constant, then treat it as a constant
16538 2009-04-01 Richard Guenther <rguenther@suse.de>
16540 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16541 i * 4 + 2 to (i * 2 + 1) * 2.
16543 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16546 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16547 return if c_parser_asm_string_literal returned NULL.
16549 2009-04-01 Nick Clifton <nickc@redhat.com>
16551 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16553 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16554 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16555 other typedefs to avoid conflicts with libgcc2.c. Define labels
16556 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16558 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16559 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16562 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16564 * varasm.c (default_function_rodata_section): Declare DOT as
16567 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16568 Andrey Galkin <agalkin@hypercom.com>
16571 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16572 Make object_name unique for each process.
16574 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16577 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16578 addressable variables in the parallel that could go out of scope while
16579 running queued tasks.
16581 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16583 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16584 (CASE_VALUES_THRESHOLD): Redefine.
16585 * config/avr/avr.c (avr_override_options): Remove initialization of
16586 avr_case_values_threshold variable.
16587 (avr_case_values_threshold): Remove variable. Add new function.
16588 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16589 * config/avr/avr.opt (mno-tablejump): Remove option.
16590 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16592 2009-04-01 DJ Delorie <dj@redhat.com>
16594 * varasm.c (default_function_rodata_section): Don't assume
16595 anything about where the first '.' in the section name is.
16597 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16599 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16600 rs6000_emit_stack_tie.
16602 2009-03-31 Ian Lance Taylor <iant@google.com>
16604 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16605 gimple_code with GIMPLE_RESX, not RESX.
16607 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16609 * c-common.c (c_get_ident): New.
16610 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16612 2009-04-01 Ben Elliston <bje@au.ibm.com>
16614 * config/rs6000/sysv4.opt (msdata): Improve option description.
16616 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16618 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16619 (divdf3_internal_lat): Remove.
16620 (divxf3_internal_lat): Remove.
16621 (divxf3_internal_thr): Remove.
16622 (divxf): Use divxf3_internal.
16623 * config/ia64/div.md (divsf3_internal_lat): New.
16624 (divdf3_internal_lat): New.
16625 (divxf3_internal): New.
16627 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16630 * Makefile.in (USE_GCC_STDINT): Define.
16631 (stmp-int-hdrs): Install stdint.h if applicable.
16632 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16634 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16635 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16636 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16637 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16638 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16639 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16640 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16641 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16642 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16643 (c_common_nodes_and_builtins): Initialize
16644 underlying_wchar_type_node. Do not initialize
16645 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16646 nodes for new types.
16647 (c_stddef_cpp_builtins): Define macros for new types.
16648 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16650 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16651 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16652 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16653 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16654 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16655 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16656 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16657 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16658 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16659 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16660 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16661 int16_type_node, int32_type_node, int64_type_node,
16662 uint8_type_node, uint16_type_node, c_uint32_type_node,
16663 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16664 int_least32_type_node, int_least64_type_node,
16665 uint_least8_type_node, uint_least16_type_node,
16666 uint_least32_type_node, uint_least64_type_node,
16667 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16668 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16669 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16670 uintptr_type_node): Define.
16671 * c-cppbuiltin.c (builtin_define_constants,
16672 builtin_define_type_minmax): New.
16673 (builtin_define_stdint_macros): Define more macros.
16674 (c_cpp_builtins): Define more limit macros.
16675 (type_suffix): New.
16676 (builtin_define_type_max): Define in terms of
16677 builtin_define_type_minmax. Remove is_long parameter. All
16679 * config.gcc (use_gcc_stdint): Define.
16680 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16681 Add newlib-stdint.h for generic targets.
16682 * config/glibc-stdint.h, config/newlib-stdint.h,
16683 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16684 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16685 * config/score/score.h (UINTPTR_TYPE): Define.
16686 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16687 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16688 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16689 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16690 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16691 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16692 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16693 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16694 * config/spu/spu.h (STDINT_LONG32): Define.
16695 * configure.ac (use_gcc_stdint): Substitute.
16696 * configure: Regenerate.
16697 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16698 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16699 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16700 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16701 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16702 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16703 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16704 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16705 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16706 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16707 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16708 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16709 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16710 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16711 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16712 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16713 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16714 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16715 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16716 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16717 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16718 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16719 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16720 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16721 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16722 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16723 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16724 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16725 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16727 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16729 * loop-iv.c (suitable_set_for_replacement): Renamed from
16730 simplify_using_assignment; changed to return bool and to accept new
16731 args DEST and SRC. Return true iff we find a source/destination pair
16732 that can be used to make a replacement, and fill SRC and DEST if so.
16733 Remove arg ALTERED. Don't deal with altered regs here. All callers
16735 (simplify_using_initial_values): Deal with altered regs here and track
16736 more precisely the effect they have on the validity of our expression.
16738 * loop-iv.c (simplify_using_condition): A condition of the form
16739 (EQ REG CONST) can be used to simply make a substitution.
16740 (simplify_using_initial_values): Keep track of conditions we have seen
16741 and keep using them to simplify new expressions, while applying the
16742 same substitutions to them as to the expression.
16744 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16745 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16748 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16749 changed. Use this when trying to improve the upper bound.
16750 Generate the comparison by using simplify_gen_relational.
16752 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16754 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16756 (simplify_using_assignment, simplify_using_initial_values): Call
16757 replace_in_expr to make replacements. Call replace_single_def_regs
16758 once on the initial version of the expression.
16760 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16763 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16765 2009-03-31 Richard Guenther <rguenther@suse.de>
16767 PR middle-end/31029
16768 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16769 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16771 2009-03-31 Richard Guenther <rguenther@suse.de>
16773 * tree.h (div_if_zero_remainder): Declare.
16774 * fold-const.c (div_if_zero_remainder): Export.
16775 * tree-ssa-forwprop.c
16776 (forward_propagate_addr_into_variable_array_index): Handle
16777 constant array index addition outside of the variable index.
16779 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16782 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16783 define_splits, floatunssi<mode>2): Require x87 conversions from
16784 DImode to be permitted.
16786 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16788 PR preprocessor/15638
16789 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16791 2009-03-31 Richard Guenther <rguenther@suse.de>
16793 PR middle-end/23401
16794 PR middle-end/27810
16795 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16796 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16797 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16798 a separate statement.
16799 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16800 (lookup_tmp_var): Likewise.
16801 (is_gimple_formal_tmp_or_call_rhs): Remove.
16802 (is_gimple_reg_or_call_rhs): Rename to ...
16803 (is_gimple_reg_rhs_or_call): ... this.
16804 (is_gimple_mem_or_call_rhs): Rename to ...
16805 (is_gimple_mem_rhs_or_call): ... this.
16806 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16807 DECL_GIMPLE_REG_P only if is_formal is true.
16808 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16809 for non-proper post-modify expression gimplification.
16810 (gimplify_self_mod_expr): For post-modify expressions gimplify
16811 the lvalue to a minimal lvalue.
16812 (rhs_predicate_for): Remove formal temp case.
16813 (gimplify_modify_expr_rhs): Likewise.
16814 (gimplify_addr_expr): Use is_gimple_reg.
16815 (gimplify_expr): Remove formal temp cases.
16816 (gimple_regimplify_operands): Likewise.
16817 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16818 and FILTER_EXPR like constants.
16819 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16821 (is_gimple_formal_tmp_rhs): Remove.
16822 (is_gimple_reg_rhs): Remove special casing.
16823 (is_gimple_mem_rhs): Fix.
16824 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16825 (is_gimple_formal_tmp_var): Remove.
16826 (is_gimple_formal_tmp_reg): Likewise.
16827 (is_gimple_min_lval): Allow invariant component ref parts.
16828 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16829 is_gimple_formal_tmp_reg): Remove declarations.
16830 * tree-cfg.c (verify_expr): Verify that variables with address
16831 taken do not have DECL_GIMPLE_REG_P set.
16832 * tree-mudflap.c (mf_build_check_statement_for): Use
16833 force_gimple_operand instead of gimplify_expr.
16835 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16837 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16838 schedulable rows to compute_split_row.
16840 2009-03-31 Ben Elliston <bje@au.ibm.com>
16843 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16846 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16848 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16849 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16850 * configure: Regenerate.
16851 * config.in: Regenerate.
16852 * config/rs6000/rs6000.opt (mtls-markers): Add.
16853 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16854 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16855 (tls_ld_aix, tls_ld_sysv): Likewise.
16856 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16857 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16859 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16861 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16863 2009-03-30 Jan Hubicka <jh@suse.cz>
16865 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16867 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16868 detection and label handling.
16870 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16872 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16873 left_conflicts_size.
16874 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16875 ALLOCNO_LEFT_CONFLICTS_SIZE.
16877 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16878 remove_allocno_from_bucket_and_push,
16879 allocno_spill_priority_compare, push_allocnos_to_stack,
16880 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16881 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16882 (setup_allocno_left_conflicts_num): Ditto. Rename to
16883 setup_allocno_left_conflicts_size.
16884 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16885 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16886 setup_allocno_left_conflicts_size instead of
16887 setup_allocno_left_conflicts_num.
16889 * ira-build.c (ira_create_allocno): Use
16890 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16891 ALLOCNO_LEFT_CONFLICTS_NUM.
16893 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16895 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16896 instead of DF_LR_OUT.
16898 * ira-lives.c (process_bb_node_lives): Ditto.
16900 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16901 instead of DF_LR_{OUT,IN}.
16903 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16905 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16907 2009-03-30 Jan Hubicka <jh@suse.cz>
16909 * except.c (label_to_region_map): Fix thinko.
16911 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16913 PR middle-end/38237
16914 * tree.h (tree_find_value): New declaration.
16915 * tree.c (tree_find_value): New function.
16916 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16918 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16921 * c-decl.c (struct c_binding): Add locus field.
16922 (bind): Add locus argument, set locus field from it.
16923 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16924 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16925 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16926 implicitly_declare, undeclared_variable, lookup_label,
16927 declare_label, c_make_fname_decl, c_builtin_function,
16928 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16931 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16934 * config/i386/i386.c (classify_argument): Check total size of
16937 2009-03-30 Martin Jambor <mjambor@suse.cz>
16939 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16940 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16941 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16944 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16945 seen_variable_array_ref while also traversing a union.
16947 * tree-inline.c (optimize_inline_calls): Do not call
16948 cgraph_node_remove_callees.
16949 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16950 (pass_remove_cgraph_callee_edges): New variable.
16951 * passes.c (init_optimization_passes): Add
16952 pass_remove_cgraph_callee_edges after early inlining and before all
16953 late intraprocedural passes.
16955 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16957 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16959 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16960 Fix typos in names.
16962 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16964 * combine.c (simplify_comparison): Use have_insn_for.
16965 * dojump.c (do_jump): Likewise.
16967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16969 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16970 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16971 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16972 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16973 instead of sparc_compare_emitted.
16974 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16975 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16976 instead of sparc_compare_emitted.
16978 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16980 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16981 enter/exit cfglayout mode.
16982 (pass_partition_block): Require it.
16983 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16984 (combine_instructions): Track basic blocks instead of labels.
16985 (update_cfg_for_uncondjump): New.
16986 (try_combine): Use it. Update jumps after rescanning.
16987 (pass_combine): Require PROP_cfglayout.
16988 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16990 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16992 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16993 Provide/destroy PROP_cfglayout respectively.
16994 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16995 * tree-pass.h (PROP_cfglayout): New.
16997 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16999 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17000 fold_convert_const_fixed_from_fixed,
17001 fold_convert_const_fixed_from_int,
17002 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17003 set TREE_CONSTANT_OVERFLOW.
17004 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17005 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17007 2009-03-30 Ira Rosen <irar@il.ibm.com>
17009 * tree-vect-loop-manip.c: New file.
17010 * tree-vectorizer.c: Update documentation and included files.
17011 (vect_loop_location): Make extern.
17012 (rename_use_op): Move to tree-vect-loop-manip.c
17013 (rename_variables_in_bb, rename_variables_in_loop,
17014 slpeel_update_phis_for_duplicate_loop,
17015 slpeel_update_phi_nodes_for_guard1,
17016 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17017 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17018 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17019 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17020 find_loop_location): Likewise.
17021 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17022 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17023 get_vectype_for_scalar_type, vect_is_simple_use,
17024 supportable_widening_operation, supportable_narrowing_operation):
17026 (bb_in_loop_p): Move to tree-vect-loop.c.
17027 (new_loop_vec_info, destroy_loop_vec_info,
17028 reduction_code_for_scalar_code, report_vect_op,
17029 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17030 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17031 (vect_supportable_dr_alignment): Likewise.
17032 * tree-vectorizer.h (tree-data-ref.h): Include.
17033 (vect_loop_location): Declare.
17034 Reorganize function declarations according to the new file structure.
17035 * tree-vect-loop.c: New file.
17036 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17037 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17038 * tree-vect-data-refs.c: New file.
17039 * tree-vect-patterns.c (timevar.h): Don't include.
17040 * tree-vect-stmts.c: New file.
17041 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17042 tree-vect-slp.c, tree-vect-loop.c.
17043 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17044 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17045 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17046 (tree-vect-analyze.o): Remove.
17047 (tree-vect-transform.o): Likewise.
17048 (tree-vect-data-refs.o): Add rule.
17049 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17050 tree-vect-slp.o): Likewise.
17051 (tree-vect-patterns.o): Remove redundant dependencies.
17052 (tree-vectorizer.o): Likewise.
17053 * tree-vect-slp.c: New file.
17055 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17057 * optc-gen.awk: Warn if an option flag has multiple different
17060 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17062 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17063 -floop-block): Document dependences on PPL, CLooG and Graphite.
17065 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17067 PR rtl-optimization/323
17068 * c-common.c (c_fully_fold, convert_and_check,
17069 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17070 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17071 * c-common.def (EXCESS_PRECISION_EXPR): New.
17072 * c-cppbuiltin.c (builtin_define_float_constants): Define
17073 constants with enough digits for long double.
17074 * c-lex.c (interpret_float): Interpret constant with excess
17075 precision where appropriate.
17076 * c-opts.c (c_common_post_options): Set
17077 flag_excess_precision_cmdline. Give an error for
17078 -fexcess-precision=standard for C++ for processors where the
17079 option is significant.
17080 * c-parser.c (c_parser_conditional_expression): Handle excess
17081 precision in condition.
17082 * c-typeck.c (convert_arguments): Handle arguments with excess
17084 (build_unary_op): Move excess precision outside operation.
17085 (build_conditional_expr): Likewise.
17086 (build_compound_expr): Likewise.
17087 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17088 (build_modify_expr): Handle excess precision in RHS.
17089 (convert_for_assignment): Handle excess precision in converted
17091 (digest_init, output_init_element, process_init_element): Handle
17092 excess precision in initializer.
17093 (c_finish_return): Handle excess precision in return value.
17094 (build_binary_op): Handle excess precision in operands and add
17095 excess precision as needed for operation.
17096 * common.opt (-fexcess-precision=): New option.
17097 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17098 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17099 For standard excess precision, output explicit conversion to and
17100 truncation from XFmode.
17101 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17102 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17103 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17104 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17105 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17106 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17107 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17108 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17109 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17110 define_splits, sqrt<mode>2): Disable where appropriate for
17111 standard excess precision.
17112 * convert.c (convert_to_real): Do not shorten arithmetic to type
17113 for which excess precision would be used.
17114 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17115 * doc/invoke.texi (-fexcess-precision=): Document option.
17116 (-mfpmath=): Correct index entry.
17117 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17118 flag_excess_precision): New.
17119 * langhooks.c (lhd_post_options): Set
17120 flag_excess_precision_cmdline.
17121 * opts.c (common_handle_option): Handle -fexcess-precision=.
17122 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17123 init_excess_precision): New.
17124 (lang_dependent_init_target): Call init_excess_precision.
17125 * tree.c (excess_precision_type): New.
17126 * tree.h (excess_precision_type): Declare.
17128 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17131 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17132 non-lvalue to component.
17134 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17136 PR preprocessor/34695
17137 * Makefile.in (c-opts.o): Depend on c-tree.h.
17138 * c-common.c: Move down include of diagnostic.h.
17139 (done_lexing, c_cpp_error): New.
17140 * c-common.h (done_lexing): Declare.
17141 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17143 * c-opts.c: Include c-tree.h.
17144 (c_common_init_options): Set preprocessor error callback.
17145 (c_common_handle_option): Do not set preprocessor
17146 inhibit_warnings, warnings_are_errors, warn_system_headers,
17147 pedantic_errors or inhibit_warnings flags.
17148 (c_common_post_options): Do not check cpp_errors (parse_in).
17149 (c_common_finish): Do not output dependencies if there were
17150 errors. Do not check return value of cpp_finish.
17151 * c-ppoutput.c (pp_file_change): Set input_location.
17152 * c-tree.h (c_cpp_error): Declare.
17153 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17155 (diagnostic_build_prefix): Check override_column.
17156 * diagnostic.h (diagnostic_info): Add override_column field.
17157 (diagnostic_override_column): Define.
17159 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17161 * c-common.c (c_expand_expr, c_staticp): Remove.
17162 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17163 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17164 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17165 * c-gimplify.c (gimplify_compound_literal_expr,
17166 optimize_compound_literals_in_ctor): Remove.
17167 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17168 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17169 * c-semantics.c (emit_local_var): Remove.
17171 * langhooks-def.h (lhd_expand_expr): Remove.
17172 * langhooks.c (lhd_expand_expr): Remove.
17173 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17175 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17176 handling from c-semantics.c; don't call into langhook.
17177 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17178 * gimplify.c (gimplify_compound_literal_expr,
17179 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17180 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17181 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17182 as was done in c-gimplify.c.
17183 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17184 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17185 Move from c-common.h.
17186 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17188 * tree.c (staticp): Do not call langhook.
17189 * langhooks.c (lhd_staticp): Delete.
17190 * langhooks-def.h (lhd_staticp): Delete prototype.
17191 (LANG_HOOKS_STATICP): Delete.
17192 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17194 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17195 instead of DECL_STMTs.
17197 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17205 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17207 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17208 contained expression.
17209 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17210 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17211 conditional expressions for C.
17212 (decl_constant_value_for_optimization): Move from
17213 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17214 whether optimizing and that the expression is a VAR_DECL not of
17215 array type instead of doing such checks in the caller. Do not
17216 check pedantic. Call gcc_unreachable for C++.
17217 * c-common.def (C_MAYBE_CONST_EXPR): New.
17218 * c-common.h (c_fully_fold, c_save_expr,
17219 decl_constant_value_for_optimization): New prototypes.
17220 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17221 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17222 EXPR_INT_CONST_OPERANDS): Define.
17223 * c-convert.c (convert): Strip nops from expression.
17224 * c-decl.c (groktypename): Take extra parameters expr and
17225 expr_const_operands. Update call to grokdeclarator.
17226 (start_decl): Update call to grokdeclarator. Add statement for
17227 expressions used in type of decl.
17228 (grokparm): Update call to grokdeclarator.
17229 (push_parm_decl): Update call to grokdeclarator.
17230 (build_compound_literal): Add parameter non_const and build a
17231 C_MAYBE_COSNT_EXPR if applicable.
17232 (grokdeclarator): Take extra parameters expr and
17233 expr_const_operands. Track expressions used in declaration
17234 specifiers and declarators. Fold array sizes and track whether
17235 they are constant expressions and whether they are integer
17236 constant expressions.
17237 (parser_xref_tag): Set expr and expr_const_operands fields in
17239 (grokfield): Update call to grokdeclarator.
17240 (start_function): Update call to grokdeclarator.
17241 (build_null_declspecs): Set expr and expr_const_operands fields in
17243 (declspecs_add_type): Handle expressions in typeof specifiers.
17244 * c-parser.c (c_parser_declspecs): Set expr and
17245 expr_const_operands fields for declaration specifiers.
17246 (c_parser_enum_specifier): Likewise.
17247 (c_parser_struct_or_union_specifier): Likewise.
17248 (c_parser_typeof_specifier): Likewise. Update call to
17249 groktypename. Fold expression as needed. Return expressions with
17250 type instead of adding statements.
17251 (c_parser_attributes): Update calls to c_parser_expr_list.
17252 (c_parser_statement_after_labels): Fold expression before passing
17253 to objc_build_throw_stmt.
17254 (c_parser_condition): Fold expression.
17255 (c_parser_asm_operands): Fold expression.
17256 (c_parser_conditional_expression): Use c_save_expr. Update call
17257 to build_conditional_expr.
17258 (c_parser_alignof_expression): Update call to groktypename.
17259 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17260 original_code. Fold expression argument of va_arg. Create
17261 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17262 argument to va_arg. Update calls to groktypename. Fold array
17263 index for offsetof. Verify that first argument to
17264 __builtin_choose_expr has integer type.
17265 (c_parser_postfix_expression_after_paren_type): Update calls to
17266 groktypename and build_compound_literal. Handle expressions with
17267 side effects in type name.
17268 (c_parser_postfix_expression_after_primary): Update call to
17269 c_parser_expr_list. Set original_code for calls to
17270 __builtin_constant_p.
17271 (c_parser_expr_list): Take extra parameter fold_p. Fold
17272 expressions if requested.
17273 (c_parser_objc_type_name): Update call to groktypename.
17274 (c_parser_objc_synchronized_statement): Fold expression.
17275 (c_parser_objc_receiver): Fold expression.
17276 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17277 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17278 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17279 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17280 (struct c_typespec): Add elements expr and expr_const_operands.
17281 (struct c_declspecs): Add elements expr and expr_const_operands.
17282 (groktypename, build_conditional_expr, build_compound_literal):
17284 (in_late_binary_op): Declare.
17285 * c-typeck.c (note_integer_operands): New function.
17286 (in_late_binary_op): New variable.
17287 (decl_constant_value_for_broken_optimization): Move to c-common.c
17288 and rename to decl_constant_value_for_optimization.
17289 (default_function_array_conversion): Do not strip nops.
17290 (default_conversion): Do not call
17291 decl_constant_value_for_broken_optimization.
17292 (build_array_ref): Do not fold result.
17293 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17294 result when operand is a VLA.
17295 (c_expr_sizeof_type): Update call to groktypename. Handle
17296 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17297 result when operand names a VLA type.
17298 (build_function_call): Update call to build_compound_literal.
17299 Only fold result for calls to __builtin_* functions. Strip
17300 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17301 the function designator.
17302 (convert_arguments): Fold arguments. Update call to
17303 convert_for_assignment.
17304 (build_unary_op): Handle increment and decrement of
17305 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17306 decrement earlier. Fold operand of increment and decrement.
17307 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17308 built for integer operand. Wrap returns that are INTEGER_CSTs
17309 without being integer constant expressions or that have integer
17310 constant operands without being INTEGER_CSTs.
17311 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17312 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17313 result is an integer constant expression or can be used in
17314 unevaluated parts of one and avoid folding and wrap as
17315 appropriate. Fold operands before possibly doing -Wsign-compare
17317 (build_compound_expr): Wrap result for C99 if operands can be used
17318 in integer constant expressions.
17319 (build_c_cast): Update call to digest_init. Do not ignore
17320 overflow from casting floating-point constants to integers. Wrap
17321 results that could be confused with integer constant expressions,
17322 null pointer constants or floating-point constants.
17323 (c_cast_expr): Update call to groktypename. Handle expressions
17324 included in type name.
17325 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17326 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17327 Update calls to convert_for_assignment.
17328 (convert_for_assignment): Take new parameter
17329 null_pointer_constant. Do not strip nops or call
17330 decl_constant_value_for_broken_optimization. Set
17331 in_late_binary_op for conversions to boolean.
17332 (store_init_value): Update call to digest_init.
17333 (digest_init): Take new parameter null_pointer_constant. Do not
17334 call decl_constant_value_for_broken_optimization. pedwarn for
17335 initializers not constant expressions. Update calls to
17336 convert_for_assignment.
17337 (constructor_nonconst): New.
17338 (struct constructor_stack): Add nonconst element.
17339 (really_start_incremental_init, push_init_level, pop_init_level):
17340 Handle constructor_nonconst and nonconst element.
17341 (set_init_index): Call constant_expression_warning for array
17343 (output_init_element): Fold value. Set constructor_nonconst as
17344 applicable. pedwarn for initializers not constant expressions.
17345 Update call to digest_init. Call constant_expression_warning
17346 where constant initializers are required.
17347 (process_init_element): Use c_save_expr.
17348 (c_finish_goto_ptr): Fold expression.
17349 (c_finish_return): Fold return value. Update call to
17350 convert_for_assignment.
17351 (c_start_case): Fold switch expression.
17352 (c_process_expr_stmt): Fold expression.
17353 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17354 ensure statement expression is not evaluated in constant expression.
17355 (build_binary_op): Track whether results are integer constant
17356 expressions or may occur in such, disable folding and wrap results
17357 as applicable. Fold operands for -Wsign-compare warnings unless
17359 (c_objc_common_truthvalue_conversion): Handle results folded to
17360 integer constants that are not integer constant expressions.
17361 * doc/extend.texi: Document when typeof operands are evaluated,
17362 that condition of __builtin_choose_expr is an integer constant
17363 expression, and more about use of __builtin_constant_p in
17366 2009-03-29 Richard Guenther <rguenther@suse.de>
17368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17369 propagate addresses of array references.
17371 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17373 * regmove.c (perhaps_ends_bb_p): Remove.
17374 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17375 from INSN and check that the main loop stays within that basic block.
17376 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17377 (regmove_forward_pass): Split out from regmove_optimize. Use
17378 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17379 (regmove_backward_pass): Split out from regmove_optimize. Use
17380 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17381 (regmove_optimize): Simplify.
17383 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17386 * config/i386/i386.c (classify_argument): Ignore flexible array
17387 member in struct and warn ABI change.
17389 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17391 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17393 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17394 (ix86_adjust_cost): Updated.
17396 2009-03-29 Jan Hubicka <jh@suse.cz>
17398 PR middle-end/28850
17399 * tree-pass.h (pass_cleanup_eh): New function.
17400 (remove_unreachable_regions): Break code handling RTL
17401 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17402 that can not be reached by runtime.
17403 (can_be_reached_by_runtime): New function.
17404 (label_to_region_map): New function.
17405 (num_eh_regions): New function.
17406 (rtl_remove_unreachable_regions): New function.
17407 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17408 (remove_eh_region): New function.
17409 * except.h: Include sbitmap and vecprim.
17410 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17411 num_eh_regions): Declare.
17412 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17413 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17414 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17415 (tree_empty_eh_handler_p): New function.
17416 (cleanup_empty_eh): New function.
17417 (cleanup_eh): New function.
17418 (pass_cleanup_eh): New function.
17420 2009-03-29 Jan Hubicka <jh@suse.cz>
17422 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17423 for removed regions.
17425 2009-03-29 Jan Hubicka <jh@suse.cz>
17427 * except.c (dump_eh_tree): Dump all datastructures.
17429 2009-03-29 Jan Hubicka <jh@suse.cz>
17431 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17432 (duplicate_eh_regions_1): Likewise.
17433 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17434 vector; call EH verification.
17435 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17436 Be ready for region being removed.
17438 2009-03-29 Jan Hubicka <jh@suse.cz>
17440 * bitmap.c (bitmap_last_set_bit): New function.
17441 * bitmap.h (bitmap_last_set_bit): Declare.
17443 2009-03-29 David Ayers <ayers@fsfe.org>
17446 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17447 by calling objc_compare_types and surpress warnings about
17448 incompatible C pointers that are compatible ObjC pointers.
17450 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17452 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17453 call initialize_inline_failed.
17454 (initialize_inline_failed): Move it from here ...
17455 * cgraph.c (initialize_inline_failed): ... to here.
17456 (cgraph_create_edge): Call initialize_inline_failed rather than
17457 setting inline_failed directly.
17459 2009-03-29 Ben Elliston <bje@au.ibm.com>
17462 * sysv4.opt (msdata): Improve comment.
17463 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17464 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17466 2009-03-29 Ben Elliston <bje@au.ibm.com>
17469 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17470 load and store attributes.
17472 2009-03-29 Ben Elliston <bje@au.ibm.com>
17474 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17475 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17476 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17477 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17478 __builtin_infq and __builtin_huge_valq.
17480 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17482 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17484 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17485 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17487 2009-03-28 Xinliang David Li <davidxl@google.com>
17489 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17490 (do_dbg_cnt): New function.
17492 2009-03-28 Jan Hubicka <jh@suse.cz>
17494 Merge from pretty-ipa:
17496 2009-03-27 Jan Hubicka <jh@suse.cz>
17498 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17499 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17500 * passes.c (function_called_by_processed_nodes_p): New.
17501 * ipa-pure-const.c (check_call): Fix handling of operands.
17502 (analyze_function): Dump debug output for skipped bodies.
17503 (local_pure_const): Use function_called_by_processed_nodes_p.
17504 * dwarf2out.c (reference_to_unused): Use output.
17505 * passes.c (do_per_function_toporder): Likewise.
17507 2008-11-12 Jan Hubicka <jh@suse.cz>
17509 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17510 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17511 state_set_in_source enum
17512 (check_decl): Ignore memory tags; do not set fake looping flags;
17514 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17515 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17516 (check_call, analyze_function): Rewrite.
17518 (add_new_function): Update call of analyze_function.
17519 (generate_summary): Add call of analyze_function.
17520 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17521 (local_pure_const): New function.
17522 (pass_local_pure_const): New pass.
17523 * ipa-inline.c (inline_transform): Set after_inlining.
17524 * tree-eh.c (stmt_can_throw_external): New.
17525 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17526 work with aliasing built.
17527 * tree-flow.h (stmt_can_throw_external): New.
17528 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17529 and local pure/const pass in early and late optimization queue.
17531 2009-03-28 Martin Jambor <mjambor@suse.cz>
17533 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17535 (fold_binary): Allow function decl aligment consideration is the
17536 second argument is integer constant one.
17537 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17538 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17539 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17541 2009-03-28 Jan Hubicka <jh@suse.cz>
17543 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17544 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17545 * function.h (rtl_data): Add nothrow flag.
17546 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17547 set DECL_NOTHROW for AVAILABLE functions.
17549 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17551 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17552 following vector keyword has expansion starting with pixel or bool
17553 keyword, expand vector to __vector and pixel or bool to __pixel or
17557 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17558 warn_if_disallowed_function_p): Removed.
17559 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17560 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17561 warning_if_disallowed_function_p.
17562 * flags.h (warn_if_disallowed_function_p,
17563 warn_disallowed_functions): Removed.
17564 * common.opt (Wdisallowed-function-list=): Removed.
17565 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17567 2009-03-28 Richard Guenther <rguenther@suse.de>
17569 PR tree-optimization/38723
17570 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17573 2009-03-28 Jan Hubicka <jh@suse.cz>
17575 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17576 test introduced by my previous patch.
17578 2009-03-28 Richard Guenther <rguenther@suse.de>
17580 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17581 the PHIs value undefined.
17583 2009-03-28 Jan Hubicka <jh@suse.cz>
17585 * tree-pass.h (pass_fixup_cfg): New pass.
17586 * ipa-inline.c (inline_transform): Set
17587 always_inline_functions_inlined/after_inlining.
17588 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17589 (pass_fixup_cfg): New pass.
17590 * passes.c (init_optimization_passes): Add fixup_cfg.
17592 2009-03-28 Richard Guenther <rguenther@suse.de>
17594 PR tree-optimization/38458
17595 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17596 argument use the arguments copy-of value.
17598 2009-03-28 Richard Guenther <rguenther@suse.de>
17600 PR tree-optimization/38180
17601 * tree-ssa-ccp.c (get_default_value): Simplify.
17602 (likely_value): Likewise.
17603 (surely_varying_stmt_p): Properly handle VOP case.
17604 (ccp_initialize): Likewise.
17605 (ccp_fold): Handle propagating through *&.
17606 (fold_const_aggregate_ref): Also handle decls.
17608 2009-03-28 Jan Hubicka <jh@suse.cz>
17610 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17611 * cgraph.h (cgraph_node): Likewise.
17612 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17613 (cgraph_reset_node): Use process flag.
17614 (cgraph_mark_functions_to_output): Likewise.
17615 (cgraph_expand_function): Likewise.
17616 (cgraph_expand_all_functions): Likewise.
17617 (cgraph_output_in_order): Likewise.
17618 * dwarf2out.c (reference_to_unused): Likewise.
17619 * passes.c do_per_function_toporder): Likewise.
17621 2009-03-28 Jan Hubicka <jh@suse.cz>
17623 Bring from lto-branch:
17625 2008-09-03 Doug Kwan <dougkwan@google.com>
17627 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17628 enums instead of reason strings.
17629 * cgraph.c (cgraph_create_edge): Same.
17630 (cgraph_inline_failed_string): New function.
17631 * cgraph.h (cgraph_inline_failed_t): New enum type.
17632 (cgraph_inline_failed_string): New prototype.
17633 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17634 char pointer to cgraph_inline_failed_t.
17635 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17636 (cgraph_default_inline_p): Ditto.
17637 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17638 to cgraph_inline_failed_t pointer.
17639 * cif-code.def: New file.
17640 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17642 (cgraph_check_inline_limits): Change type of REASON to pointer to
17643 cgraph_inline_failed_t. Replace reason strings with enums.
17644 (cgraph_default_inline_p): Ditto.
17645 (cgraph_recursive_inlining_p): Ditto.
17646 (update_caller_keys): Change type of FAILED_REASON to
17647 cgraph_inline_failed_t.
17648 (cgraph_set_inline_failed): Change type of REASON to pointer to
17649 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17650 convert enums to strings for text output.
17651 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17652 to be of type cgraph_inline_failed_t. Replace reason strings with
17653 enums. Call cgraph_inline_failed_string to covert enums
17654 to strings for text output.
17655 (cgraph_decide_inlining): Replace reason strings with enums.
17656 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17657 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17659 * tree-inline.c (expand_call_inline): Change type of REASON
17660 to cgraph_inline_failed_t. Replace reason strings with enums.
17661 Call cgraph_inline_failed_string for text output.
17662 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17665 2009-03-28 Jan Hubicka <jh@suse.cz>
17667 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17668 cgraph_clone_node): Remove master clone handling.
17669 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17670 * cgraph.h (master_clone): Remove.
17671 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17672 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17673 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17675 2009-03-28 Jan Hubicka <jh@suse.cz>
17677 * cgraph.c (cgraph_function_body_availability): Functions declared
17678 inline are always safe to assume that it is not going to be replaced.
17680 2009-03-28 Richard Guenther <rguenther@suse.de>
17682 PR tree-optimization/38513
17683 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17684 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17685 EXC_PTR_EXPR and FILTER_EXPR.
17686 (get_ref_from_reference_ops): Likewise.
17688 2009-03-28 Richard Guenther <rguenther@suse.de>
17690 PR tree-optimization/38968
17691 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17692 Use FLOOR_MOD_EXPR to compute misalignment.
17694 2009-03-28 Richard Guenther <rguenther@suse.de>
17696 PR tree-optimization/37795
17697 * tree.h (combine_comparisons): Declare.
17698 * fold-const.c (combine_comparisons): Export.
17699 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17701 (ifcombine_iforif): Use combine_comparisons.
17703 2009-03-28 Jan Hubicka <jh@suse.cz>
17705 * tree-eh.c (inlinable_call_p): New function.
17706 (make_eh_edges): Use it.
17707 (verify_eh_edges): Use it.
17708 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17709 * except.c (reachable_next_level): Add inlinable_function argument
17710 (sjlj_find_directly_reachable_regions): Update.
17711 (add_reachable_handler): Do not set saw_any_handlers.
17712 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17713 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17714 Add new inlinable call parameter.
17715 (can_throw_internal, can_throw_external): Update.
17716 * except.h (can_throw_internal_1, can_throw_external_1,
17717 foreach_reachable_handler): Update declaration.
17719 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17721 * config/arm/t-arm-coff, config/h8300/coff.h,
17722 config/i386/i386-aout.h, config/i386/i386-coff.h,
17723 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17724 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17725 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17726 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17727 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17728 sys-types.h: Remove.
17729 * Makefile.in: Remove protoize and fixproto support and references
17731 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17732 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17734 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17735 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17736 unprotoize$(exeext).
17737 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17738 (.PHONY): Don't depend on proto.
17739 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17740 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17741 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17742 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17743 build/gen-protos.o, build/scan.o, xsys-protos.h,
17744 build/fix-header$(build_exeext), build/fix-header.o,
17745 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17746 stmp-install-fixproto): Remove.
17747 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17748 SYSCALLS.c or fixproto files.
17749 (install-common): Don't install protoize.
17750 (install-headers-tar, install-headers-cpio, install-headers-cp):
17751 Don't depend on $(STMP_FIXPROTO).
17752 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17753 install fixproto files or write out fixproto settings.
17754 (uninstall): Don't uninstall protoize.
17755 * config.gcc (use_fixproto): Remove.
17756 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17757 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17758 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17759 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17760 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17761 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17762 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17763 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17764 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17765 * config/t-vxworks (STMP_FIXPROTO): Remove.
17766 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17767 STMP_FIXPROTO): Remove.
17768 * config.in, configure: Regenerate.
17769 * crtstuff.c (gid_t, uid_t): Don't undefine.
17770 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17771 (arm-*-coff, arm-*-aout: Remove target entries.
17772 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17773 Remove mention of AIX 4.1.
17774 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17775 * doc/invoke.texi (Running Protoize): Remove.
17776 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17777 (Protoize Caveats): Remove.
17778 * tsystem.h: Update comments on headers assumed to exist.
17780 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17782 * genautomata.c: Add a new year to the copyright. Add a new
17784 (struct insn_reserv_decl): Add comments for member bypass_list.
17785 (find_bypass): Remove.
17786 (insert_bypass): New.
17787 (process_decls): Use insert_bypass.
17788 (output_internal_insn_latency_func): Output all bypasses with the
17789 same input insn in one switch case.
17791 * rtl.def (define_bypass): Describe bypass choice.
17792 * doc/md.texi (define_bypass): Ditto.
17794 2009-03-27 Richard Guenther <rguenther@suse.de>
17796 * gimplify.c (mark_addressable): Export.
17797 * tree-flow.h (mark_addressable): Declare.
17798 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17799 * tree-ssa.c (verify_phi_args): Verify that address taken
17800 variables have TREE_ADDRESSABLE set.
17802 2009-03-27 Richard Guenther <rguenther@suse.de>
17804 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17805 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17806 Do not mark decls TREE_ADDRESSABLE.
17807 (build_fold_addr_expr): Adjust.
17808 (fold_addr_expr): Remove.
17809 (fold_unary): Use build_fold_addr_expr.
17810 (fold_comparison): Likewise.
17811 (split_address_to_core_and_offset): Likewise.
17812 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17814 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17815 (gimplify_modify_expr_to_memcpy): Mark source and destination
17817 * omp-low.c (create_omp_child_function): Mark the object decl
17819 (lower_rec_input_clauses): Mark the var we take the address of
17821 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17823 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17825 PR middle-end/39315
17826 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17827 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17829 2009-03-27 Richard Guenther <rguenther@suse.de>
17831 PR tree-optimization/39120
17832 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17834 (handle_lhs_call): Process return constraints. Add escape
17835 constraints if necessary.
17836 (handle_const_call): Fill out return constraints. Make nested
17837 case more precise. Avoid consttmp if possible.
17838 (handle_pure_call): Fill out return constraints. Avoid
17839 callused if possible.
17840 (find_func_aliases): Simplify call handling.
17842 2009-03-27 Richard Guenther <rguenther@suse.de>
17844 PR tree-optimization/39120
17845 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17846 as a representative.
17847 (solve_graph): Do propagate CALLUSED.
17848 (handle_pure_call): Use a scalar constraint from CALLUSED for
17850 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17853 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17856 * c-common.c (handle_aligned_attribute): Properly check alignment
17857 overflow. Use (1U << i) instead of (1 << i).
17859 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17861 * expr.h (get_mem_align_offset): Updated.
17863 * tree.h (tree_decl_common): Change align to "unsigned int" and
17864 move it before pointer_alias_set.
17866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17867 Jakub Jelinek <jakub@redhat.com>
17870 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17871 gr_register_operand with gr_reg_or_0_operand.
17872 (cmpxchg_rel_di): Likewise.
17873 (sync_lock_test_and_set<mode>): Likewise.
17875 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17877 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17878 (true_regnum): Likewise.
17880 * rtlanal.c (subreg_info): Moved to ...
17881 * rtl.h (subreg_info): Here. New.
17882 (subreg_get_info): New.
17884 * rtlanal.c (subreg_get_info): Make it extern.
17886 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17889 * config/i386/i386.c (ix86_abi): New.
17890 (override_options): Handle -mabi=.
17891 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17892 (ix86_call_abi_override): Likewise.
17893 (init_cumulative_args): Likewise.
17894 (function_arg_advance): Likewise.
17895 (function_arg_64): Likewise.
17896 (function_arg): Likewise.
17897 (ix86_pass_by_reference): Likewise.
17898 (ix86_function_value_regno_p): Likewise.
17899 (ix86_build_builtin_va_list_abi): Likewise.
17900 (setup_incoming_varargs_64): Likewise.
17901 (is_va_list_char_pointer): Likewise.
17902 (ix86_init_machine_status): Likewise.
17903 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17904 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17905 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17906 (ix86_function_abi): Make it static and return enum calling_abi.
17907 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17909 (ix86_fn_abi_va_list): Updated.
17911 * config/i386/i386.h (ix86_abi): New.
17912 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17913 (CONDITIONAL_REGISTER_USAGE): Likewise.
17914 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17915 (machine_function): Likewise.
17917 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17919 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17920 (STACK_BOUNDARY): Likewise.
17921 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17923 * config/i386/i386.opt (mabi=): New.
17925 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17926 return enum calling_abi.
17927 (ix86_function_type_abi): Likewise.
17928 (ix86_function_abi): Removed.
17930 * doc/invoke.texi: Document -mabi= option for x86.
17932 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17934 * builtins.c (real_dconstp): Delete.
17935 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17937 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17938 Jakub Jelinek <jakub@redhat.com>
17941 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17942 (gen_subprogram_die): When a function is explicit, generate the
17943 DW_AT_explicit attribute.
17944 * langhooks.h (struct lang_hooks_for_decls): Add
17945 function_decl_explicit_p langhook.
17946 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17947 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17949 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17951 * builtins.c (fold_builtin_memory_op): Optimize memmove
17952 into memcpy if we can prove source and destination don't overlap.
17954 * tree-inline.c: Include gt-tree-inline.h.
17955 (clone_fn_id_num): New variable.
17956 (clone_function_name): New function.
17957 (tree_function_versioning): Use it.
17958 * Makefile.in (GTFILES): Add tree-inline.c.
17960 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17962 * BASE-VER: Change to 4.5.0.
17964 2009-03-27 Xinliang David Li <davidxl@google.com>
17966 PR tree-optimization/39557
17967 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17969 2009-03-27 Xinliang David Li <davidxl@google.com>
17971 PR tree-optimization/39548
17972 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17975 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17977 * c-common.c (pointer_int_sum): Use %wd on return from
17980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17982 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17983 on return from tree_low_cst.
17985 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17988 * ginclude/stdarg.h (va_copy): Define also for
17989 __GXX_EXPERIMENTAL_CXX0X__.
17991 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17994 * builtins.h (c_strlen): Do not warn here.
17995 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17996 * c-common.c (pointer_int_sum): Take an explicit location.
17997 Warn about offsets out of bounds.
17998 * c-common.h (pointer_int_sum): Adjust declaration.
18000 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18002 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18005 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18008 * opts.c (warn_if_disallowed_function_p): Don't assume
18009 get_callee_fndecl must return non-NULL.
18011 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18013 PR rtl-optimization/39522
18014 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18015 when reg_reloaded_valid is set.
18017 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18019 * config/spu/divv2df3.c: New file.
18020 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18021 (DPBIT_FUNCS): Filter out _div_df.
18023 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18025 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18026 a jump insn, count that jump in the distance to the loop start.
18028 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18031 * config/sh/sh.c (calc_live_regs): Fix condition for global
18032 registers except PIC_OFFSET_TABLE_REGNUM.
18034 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18037 * doc/invoke.texi (-mconsole): New.
18039 (-mno-cygwin): New.
18041 (-mnop-fun-dllimport): New.
18045 (sub section "i386 and x86-64 Windows Options"): New.
18047 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18049 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18050 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18052 2009-03-25 Richard Guenther <rguenther@suse.de>
18054 PR middle-end/39497
18055 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18058 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18060 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18061 neither of haifa/selective schedulers are working.
18063 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18065 * doc/invoke.texi (Debugging Options): Fix description of
18066 -fno-merge-debug-strings.
18068 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18070 * config/cris/libgcc.ver: New version-script.
18071 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18073 * configure.ac <GAS features, nop mnemonic>: Add pattern
18074 crisv32-*-* for "nop".
18075 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18076 * configure: Regenerate.
18078 2009-03-24 Ira Rosen <irar@il.ibm.com>
18080 PR tree-optimization/39529
18081 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18082 mark_sym_for_renaming for the tag copied to the new vector
18085 2009-03-24 Arthur Loiret <aloiret@debian.org>
18087 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18088 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18089 EXTRA_SPEC_FUNCTIONS.
18090 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18091 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18092 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18093 -march and -mtune options.
18095 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18097 * config/m68k/t-rtems: Add m5329 multilib.
18099 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18100 Jakub Jelinek <jakub@redhat.com>
18103 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18106 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18109 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18110 instead of c_parser_expression_conv, if original_code isn't one of the
18111 4 allowed comparison codes, fail.
18113 2009-03-23 Richard Guenther <rguenther@suse.de>
18115 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18116 * tree.h (struct tree_type): Likewise.
18117 * reload.h (struct insn_chain): Likewise.
18118 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18119 * function.h (struct function): Likewise.
18120 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18122 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18124 PR tree-optimization/39516
18125 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18127 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18129 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18130 should be set true if BITS_PER_WORD of target is bigger than 32
18132 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18134 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18135 Translate -B-options to -rpath-link. Correct existing
18136 rpath-link and conditionalize on !nostdlib.
18138 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18140 * doc/extend.texi (Function Attributes, Variable Attributes):
18142 * doc/invoke.texi (Debugging Options, Optimize Options)
18143 (i386 and x86-64 Options, MCore Options): Likewise.
18145 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18148 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18149 it for block local namespace aliases.
18150 (gen_decl_die): Pass context_die to gen_namespace_die.
18152 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18155 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18156 minimum or maximum value.
18158 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18160 * reginfo.c (globalize_reg): Recompute derived reg sets.
18162 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18165 * libgcc2.c (mprotect): Do not use signed arguments for
18166 VirtualProtect, use DWORD arguments. Also fix the 'may
18167 be used uninitialized' warning for the np variable.
18169 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18172 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18173 functions using regparm calling conventions when not optimizing.
18174 (ix86_function_sseregparm): Similarly for sseregparm calling
18177 2009-03-19 Li Feng <nemokingdom@gmail.com>
18179 PR middle-end/39500
18180 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18181 dependence if the first conflict is after niter iterations.
18183 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18185 PR middle-end/38609
18186 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18187 functions with dynamic stack-pointer adjustments.
18189 2009-03-19 Ben Elliston <bje@au.ibm.com>
18191 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18192 option; change to -msdata=data.
18194 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18196 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18199 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18202 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18204 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18206 * doc/invoke.texi (Code Gen Options): Expand discussion of
18209 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18211 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18212 * matrix-reorg.c (struct matrix_info): Likewise.
18213 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18214 * rtl.h (struct mem_attrs): Likewise.
18215 * df.h (struct df): Likewise.
18216 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18217 * ira-int.h (struct ira_allocno): Likewise.
18218 * df-scan.c (struct df_collection_rec): Likewise.
18219 * ira.c (struct equivalence): Likewise.
18220 * function.c (struct temp_slot): Likewise.
18221 * cfgloop.h (struct loop): Likewise.
18224 * function.c (use_register_for_decl): When not optimizing, disregard
18225 register keyword for variables with types containing methods.
18227 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18229 PR middle-end/39447
18230 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18231 (is_simple_operand): Call contains_component_ref_p before calling data
18232 reference analysis that would fail on COMPONENT_REFs.
18234 * tree-vrp.c (search_for_addr_array): Fix formatting.
18236 2009-03-18 Richard Guenther <rguenther@suse.de>
18238 * tree-vect-transform.c (vect_loop_versioning): Fold the
18239 generated comparisons.
18240 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18241 (slpeel_tree_peel_loop_to_edge): Likewise.
18243 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18245 PR middle-end/37805
18246 * opts.c (print_specific_help): In addition to `undocumented',
18247 accept `separate' and `joined' flags if passed alone. Describe
18248 output by the first matched one of those.
18249 (common_handle_option): Skip over empty strings.
18250 * gcc.c (display_help): Fix help string for `--help='.
18251 * doc/invoke.texi (Option Summary, Overall Options): With
18252 `--help=', classes and qualifiers can both be repeated, but
18253 only the latter can be negated. One should not pass only
18254 negated qualifiers. Fix markup and examples.
18257 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18258 PR middle-end/37805
18259 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18260 and -fhelp=separate.
18262 2009-03-17 Jing Yu <jingyu@google.com>
18264 PR middle-end/39378
18265 * function.h (struct rtl_data): Move is_thunk from here...
18266 (struct function): ...to here.
18267 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18268 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18270 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18272 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18273 (alpha_output_function_end_prologue): Likewise.
18274 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18275 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18276 (rs6000_output_function_epilogue): Likewise.
18277 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18279 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18282 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18283 from different units in a single alternative.
18284 (*truncdfsf_i387): Ditto.
18285 (*truncxfsf2_mixed): Ditto.
18286 (*truncxfdf2_mixed): Ditto.
18288 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18290 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18291 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18294 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18295 unused non-artificial variables when not optimizing.
18298 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18299 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18300 NAMESPACE_DECL in its DECL_INITIAL.
18302 PR middle-end/39443
18303 * optabs.c (set_user_assembler_libfunc): New function.
18304 * expr.h (set_user_assembler_libfunc): New prototype.
18305 * c-common.c: Include libfuncs.h.
18306 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18307 for memcmp, memset, memcpy, memmove and abort.
18308 * Makefile.in (c-common.o): Depend on libfuncs.h.
18311 * dwarf2out.c (gen_inlined_enumeration_type_die,
18312 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18313 gen_tagged_type_instantiation_die): Removed.
18314 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18317 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18320 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18322 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18323 (check-parallel-%): Ditto.
18324 (check-consistency): Ditto.
18326 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18328 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18329 local variable rhs by NULL_TREE.
18331 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18334 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18336 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18339 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18341 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18344 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18345 for ms->sysv ABI calls only in 64bit mode.
18347 * config/i386/i386.md (untyped_call): Support 32bit.
18349 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18351 * doc/extend.texi: Replace x86_65 with x86_64.
18353 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18355 PR tree-optimization/39455
18356 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18357 mismatches for POINTER_TYPE_P (type).
18358 (number_of_iterations_le): Likewise.
18360 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18362 * config/picochip/picochip.c: Removed profiling support.
18363 * config/picochip/picochip.md: Removed profiling instruction.
18364 * config/picochip/picochip.h: Removed profiling builtin.
18366 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18368 * doc/install.texi (--with-host-libstdcxx): Document.
18370 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18373 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18374 generate a warning if the function name does not begin with
18375 "__vector" and the function has either the 'signal' or 'interrupt'
18376 attribute, from here to ...
18377 (avr_declare_function_name): ...here. New function.
18378 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18379 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18381 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18384 * cse.c (fold_rtx): Don't modify original const_arg1 when
18385 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18386 separate variable instead.
18387 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18388 from out of range shift counts.
18389 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18391 2009-03-13 Catherine Moore <clm@codesourcery.com>
18393 * config/i386/x-mingw32 (host-mingw32.o): Replace
18394 diagnostic.h with $(DIAGNOSTIC_H).
18396 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18399 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18401 * config/i386/sync.md (sync_compare_and_swap<mode>,
18402 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18403 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18405 (sync_double_compare_and_swapdi_pic,
18406 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18407 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18409 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18414 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18418 (avx_addsubv4df3): Likewise.
18419 (*avx_addsubv4sf3): Likewise.
18420 (sse3_addsubv4sf3): Likewise.
18422 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18425 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18427 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18430 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18431 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18432 registers for allocnos created from user-defined variables.
18434 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18437 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18438 of non-integer mode as well.
18440 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18442 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18443 for functions for which the parameter types are unknown.
18445 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18448 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18449 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18450 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18451 * config/i386/i386.c (ix86_local_alignment): For
18452 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18453 long long variables on the stack to avoid dynamic realignment.
18454 Allow the first argument to be a decl rather than type.
18455 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18457 2009-03-11 Nick Clifton <nickc@redhat.com>
18460 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18462 Add description to mno-lsim option.
18463 * config/mcore/mcore.h: Remove comment about deprecated m4align
18465 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18466 * doc/invoke.texi: Add description of mno-lsim and
18467 mstack-increment options.
18469 * config/fr30/fr30.opt: Document the -mno-lsim option.
18470 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18471 and -mno-lsim options.
18473 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18475 * fold-const.c (fold_comparison): Only call fold_inf_compare
18476 if the mode supports infinities.
18478 2009-03-11 Jason Merrill <jason@redhat.com>
18481 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18482 end already did. Notice GIMPLE_CALL modifications of the result.
18483 Don't copy debug information from an ignored decl or a decl from
18486 2009-03-10 Richard Guenther <rguenther@suse.de>
18487 Nathan Froyd <froydnj@codesourcery.com>
18489 PR middle-end/37850
18490 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18491 (__divMODE3): Likewise.
18493 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18495 PR tree-optimization/39394
18496 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18497 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18499 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18501 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18502 inline asms for register asm ("") declarations.
18504 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18506 * fold-const.c (fold_unary): Fix comment.
18508 2009-03-07 Jan Hubicka <jh@suse.cz>
18511 * tree-inline.c (setup_one_parameter): Do replacement of const
18512 argument by constant in SSA form.
18514 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18516 PR middle-end/38028
18517 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18518 determine alignment passed to assign_stack_local.
18519 (assign_parms_unsplit_complex): Likewise.
18520 * except.c (sjlj_build_landing_pads): Likewise.
18522 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18524 PR middle-end/39360
18525 * tree-flow.h (add_referenced_var): Return bool instead of void.
18526 * tree-dfa.c (add_referenced_var): Return result of
18527 referenced_var_check_and_insert call.
18528 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18529 of referenced_var_check_and_insert.
18532 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18533 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18534 DIE, don't emit it if abstract origin already has it.
18535 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18536 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18538 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18540 * genpreds.c (needs_variable): Fix parentheses at variable name
18542 (write_tm_constrs_h): Indent generated code.
18544 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18546 * doc/extend.texi (Function Attributes): Add documentation
18547 for isr attributes.
18549 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18552 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18553 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18555 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18557 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18560 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18563 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18564 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18566 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18568 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18569 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18570 constants instead of magic numbers.
18571 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18573 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18574 (x86_64_ms_abi_int_parameter_registers): Ditto.
18575 (x86_64_int_return_registers): Ditto.
18576 (ix86_maybe_switch_abi): Ditto.
18577 (ix86_expand_call): Ditto for clobbered_registers array.
18578 (ix86_hard_regno_mode_ok): Ditto.
18579 (x86_extended_QIreg_mentioned_p): Ditto.
18581 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18583 PR tree-optimization/39349
18584 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18586 * combine.c (gen_lowpart_for_combine): Use omode when generating
18589 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18591 PR rtl-optimization/39235
18592 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18594 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18596 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18598 2009-03-04 Richard Guenther <rguenther@suse.de>
18600 PR tree-optimization/39362
18601 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18602 that occur in abnormal PHIs should be varying.
18604 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18606 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18608 (simple_iv): Take loop as an argument instead of statement.
18609 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18610 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18612 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18614 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18615 * matrix-reorg.c (analyze_transpose): Ditto.
18616 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18617 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18618 * tree-predcom.c (ref_at_iteration): Ditto.
18619 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18621 2009-03-04 Richard Guenther <rguenther@suse.de>
18623 PR tree-optimization/39358
18624 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18625 escaped_id and callused_id.
18626 (solve_graph): Likewise.
18628 2009-03-04 Richard Guenther <rguenther@suse.de>
18630 PR tree-optimization/39339
18631 * tree-sra.c (try_instantiate_multiple_fields): Make it
18632 no longer ICE on the above.
18634 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18636 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18637 that fits within Pmode.
18639 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18641 PR middle-end/10109
18642 * tm.texi (LIBCALL_VALUE): Update description.
18644 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18646 PR middle-end/34443
18647 * doc/extend.texi (section): Update description.
18649 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18651 PR middle-end/39345
18652 * tree-inline.c (remapped_type): New.
18653 (can_be_nonlocal): Call remapped_type instead of remap_type.
18655 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18658 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18659 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18661 2009-03-03 Richard Guenther <rguenther@suse.de>
18663 PR middle-end/39272
18664 * tree.c (tree_nonartificial_location): New function.
18665 * tree.h (tree_nonartificial_location): Declare.
18666 * builtins.c (expand_builtin_memory_chk): Provide location
18667 of the call location for artificial function pieces.
18668 (maybe_emit_chk_warning): Likewise.
18669 (maybe_emit_sprintf_chk_warning): Likewise.
18670 (maybe_emit_free_warning): Likewise.
18671 * expr.c (expand_expr_real_1): Likewise.
18673 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18675 PR tree-optimization/39343
18676 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18677 COMPONENT_REF t has ARRAY_TYPE.
18679 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18681 PR middle-end/39335
18682 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18683 when the type precision of the induction variable should be
18684 larger than the type precision of nit.
18685 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18686 * graphite.c (graphite_loop_normal_form): Same.
18687 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18689 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18691 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18692 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18693 numbers to describe clobbered registers.
18694 (*call_value_0_rex64_ms_sysv): Ditto.
18695 * config/i386/mmx.md (mmx_emms): Ditto.
18696 (mmx_femms): Ditto.
18698 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18700 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18703 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18705 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18706 (spu_section_type_flags): New function.
18708 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18710 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18711 reg_class_contents of FLOAT_REGS into a temporary.
18713 2009-03-02 Richard Guenther <rguenther@suse.de>
18714 Ira Rosen <irar@il.ibm.com>
18716 PR tree-optimization/39318
18717 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18718 information to the vectorized statement.
18720 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18723 variable. Use defined names instead of magic constants for REX SSE
18726 2009-03-01 Richard Guenther <rguenther@suse.de>
18728 PR tree-optimization/39331
18729 * omp-low.c (lower_send_shared_vars): Do not receive new
18730 values for the reference of DECL_BY_REFERENCE parms or results.
18732 2009-03-01 Jan Hubicka <jh@suse.cz>
18735 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18736 BLOCK_NONLOCALIZED_VAR): New macros.
18737 (tree_block): Add nonlocalized_vars.
18738 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18739 gen_decl_die): Add origin argument. Allow generation of die with
18740 origin at hand only.
18741 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18742 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18744 (gen_block_die): Fix checking for unused blocks.
18745 (process_scope_var): Break out from .... ; work with origins only.
18746 (decls_for_scope) ... here; process nonlocalized list.
18747 (dwarf2out_ignore_block): Look for nonlocalized vars.
18748 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18750 (dump_scope_block): Dump them.
18751 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18752 (remap_block): Likewise.
18753 (can_be_nonlocal): New predicate.
18754 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18756 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18758 * configure: Regenerate.
18760 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18762 * optc-gen.awk: No need to duplicate option flags twice.
18763 Reuse help texts for duplicate options which do not have any.
18765 * gcc.c (display_help): Document --version.
18767 * gcc.c (main): If print_help_list and verbose_flag, ensure
18768 driver output comes before subprocess output.
18770 * optc-gen.awk: Assign all remaining fields to help string,
18771 space-separated, for multi-line help in *.opt.
18773 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18774 -Wno-pedantic-ms-format is for MinGW targets only.
18776 * doc/options.texi (Option file format): Fix bad indentation,
18777 restoring dropped sentence.
18779 2009-02-28 Jan Hubicka <jh@suse.cz>
18781 * tree-inline.c (tree_function_versioning): Output debug info.
18783 2009-02-28 Jan Hubicka <jh@suse.cz>
18786 * tree-inline.c (setup_one_parameter): Do not copy propagate
18787 arguments when not optimizing.
18789 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18792 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18793 (avx_addsubv4df3): Likewise.
18794 (*avx_addsubv4sf3): Likewise.
18795 (sse3_addsubv4sf3): Likewise.
18796 (*avx_addsubv2df3): Likewise.
18797 (sse3_addsubv2df3): Likewise.
18798 (avx_unpckhps256): Correct item selectors.
18799 (avx_unpcklps256): Likewise.
18800 (avx_unpckhpd256): Likewise.
18801 (avx_unpcklpd256): Likewise.
18803 2009-02-28 Jan Hubicka <jh@suse.cz>
18805 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18807 (copy_arguments_for_versioning): If var is declared don't declare it.
18808 (tree_function_versioning): First setup substitutions and then copy
18811 2009-02-27 Jan Hubicka <jh@suse.cz>
18814 * cgraph.h (varpool_output_debug_info): Remove.
18815 * cgraphunit.c (varpool_output_debug_info): Remove.
18816 * dwarf2out.c (deferred_locations_struct): New struct
18817 (deferred_locations): New type.
18818 (deferred_locations_list): New static var.
18819 (deffer_location): New function.
18820 (gen_variable_die): Use it.
18821 (decls_for_scope): Output info on local static vars.
18822 (dwarf2out_finish): Process deferred locations.
18823 * varpool.c (varpool_output_debug_info): Remove.
18825 2009-02-27 Jan Hubicka <jh@suse.cz>
18828 * tree.h (TREE_PROTECTED): Fix comment.
18829 (BLOCK_HANDLER_BLOCK): Remove.
18830 (struct tree_block): Remove handler_block add body_block.
18831 (inlined_function_outer_scope_p): New.
18832 (is_body_block): Remove.
18833 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18834 * dwarf2out.c (is_inlined_entry_point): Remove.
18835 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18836 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18838 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18839 * gimplify.c (gimplify_expr): Gimplify body blocks.
18840 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18841 block with multiple subblocks.
18842 (dump_scope_block): Prettier output; dump more flags and info.
18843 (dump_scope_blocks): New.
18844 (remove_unused_locals): Use dump_scope_blocks.
18845 * tree-flow.h (dump_scope_blocks): Declare.
18846 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18847 * stmt.c (is_body_block): Remove.
18848 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18849 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18851 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18853 PR middle-end/39308
18854 * graphite.c (graphite_loop_normal_form): Do not call
18855 number_of_iterations_exit from a gcc_assert.
18857 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18859 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18860 jumps if COND is NULL.
18861 (find_cond_jump): New function.
18862 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18863 * config/s390/s390.md: Remove z10_cobra attribute value.
18865 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18867 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18868 force_const_mem returns NULL_RTX.
18870 2009-02-26 Jan Hubicka <jh@suse.cz>
18873 * cgraph.h (varpool_output_debug_info): Remove.
18874 * cgraphunit.c (varpool_output_debug_info): Remove.
18875 * dwarf2out.c (deferred_locations_struct): New struct
18876 (deferred_locations): New type.
18877 (deferred_locations_list): New static var.
18878 (deffer_location): New function.
18879 (gen_variable_die): Use it.
18880 (decls_for_scope): Output info on local static vars.
18881 (dwarf2out_finish): Process deferred locations.
18882 * varpool.c (varpool_output_debug_info): Remove.
18884 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18886 PR rtl-optimization/39241
18887 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18888 to subreg_offset_representable_p.
18890 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18892 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18893 execute function prototype. Get f and nregs from max_reg_num
18894 and get_insns. Remove the first backward pass as it's dead,
18895 guard the forward pass by flag_expensive_optimizations.
18896 (rest_of_handle_regmove): Delete.
18897 (pass_regmove): Replace it with regmove_optimize.
18899 2009-02-25 Martin Jambor <mjambor@suse.cz>
18901 PR tree-optimization/39259
18902 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18903 calls_alloca function flags.
18904 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18905 calls are detected.
18907 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18909 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18910 flags_set_1_rtx, flags_set_1_set): Delete.
18911 (regmove_optimize): Do not call mark_flags_life_zones.
18913 2009-02-24 Julian Brown <julian@codesourcery.com>
18916 * config/arm/arm.c (require_pic_register): Only set
18917 cfun->machine->pic_reg once per function.
18919 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18921 * doc/invoke.texi (Link Options): Document an easier way to pass
18922 options that take arguments to the GNU linker using -Xlinker and -Wl.
18924 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18927 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18929 2009-02-24 Richard Guenther <rguenther@suse.de>
18932 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18934 2009-02-24 Richard Guenther <rguenther@suse.de>
18935 Zdenek Dvorak <ook@ucw.cz>
18937 PR tree-optimization/39233
18938 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18939 from converting them to a generic type.
18941 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18943 PR tree-optimization/39260
18944 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18945 contains a condition with a real type.
18946 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18948 2009-02-23 Jason Merrill <jason@redhat.com>
18951 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18952 narrowing_initializer_constant_valid_p.
18953 (narrowing_initializer_constant_valid_p): Don't return
18954 null_pointer_node for adding a pointer to itself.
18956 2009-02-23 Jan Hubicka <jh@suse.cz>
18959 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18962 2009-02-23 Jan Hubicka <jh@suse.cz>
18964 PR tree-optimization/37709
18965 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18966 * tree.h (block_ultimate_origin): Declare.
18967 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18968 * tree-ssa-live.c (remove_unused_scope_block_p):
18969 Eliminate blocks containig no instructions nor live variables nor
18971 (dump_scope_block): New function.
18972 (remove_unused_locals): Enable removal of dead blocks by default;
18973 enable dumping at TDF_DETAILS.
18975 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/i386.c (classify_argument): Don't allow COImode
18979 (function_arg_advance_32): Don't allow OImode.
18980 (function_arg_32): Likewise.
18981 (function_value_32): Likewise.
18982 (return_in_memory_32): Likewise.
18983 (function_arg_64): Remove OImode comment.
18985 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18988 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18989 ix86_expand_vector_set for V4DImode in 64bit mode only.
18990 (ix86_expand_vector_init_one_var): Likewise.
18992 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18994 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18996 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18999 * loop-iv.c: Revert last change.
19000 * emit-rtl.c: Likewise.
19002 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19005 * config/i386/i386.c (type_natural_mode): Remove an extra
19006 space in the warning message.
19007 (function_value_32): Handle 32-byte vector modes.
19008 (return_in_memory_32): Likewise.
19010 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19012 * loop-iv.c (truncate_value): New function.
19013 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19015 (lowpart_subreg): Move to...
19016 * emit-rtl.c: ...here.
19018 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19020 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19021 accidental and undocumented change at revision 140860.
19023 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19025 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19026 take gimple_seq * arguments.
19027 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19028 types_compatible_p langhook.
19030 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19031 Joseph Myers <joseph@codesourcery.com>
19033 * config/arm/arm.c (arm_builtin_va_list): New function.
19034 (arm_expand_builtin_va_start): Likewise.
19035 (arm_gimplify_va_arg_expr): Likewise.
19036 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19037 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19038 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19039 (va_list_type): New variable.
19040 (arm_mangle_type): Mangle va_list_type appropriately.
19042 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19044 PR middle-end/39157
19045 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19046 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19047 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19048 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19049 parameter to 1000 for -O1 by default.
19050 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19052 * loop-invariant.c: Include params.h.
19053 (move_loop_invariants): Don't call move_single_loop_invariants on
19056 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19058 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19059 offset when calculating bounds for indexing stack_usage_map. Fixes
19060 a buffer overflow with certain target setups.
19062 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19065 * calls.c (expand_call): Clear try_tail_call if caller and callee
19066 disagree in promotion of function return value.
19068 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19071 * c-common.c (c_determine_visibility): If visibility changed and
19072 DECL_RTL has been already set, call make_decl_rtl to update symbol
19075 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19078 * varasm.c (assemble_variable): Don't check DECL_NAME when
19079 globalizing a variable.
19081 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19084 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19085 expression before any __builtin_trap call.
19086 * c-typeck.c (build_function_call): Convert and check function
19087 arguments before generating a call to a trap. Evaluate the
19088 function arguments before the trap.
19090 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19093 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19094 (UNSPEC_FXAM_MEM): New unspec.
19095 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19096 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19097 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19099 2009-02-19 Richard Guenther <rguenther@suse.de>
19101 PR tree-optimization/39207
19102 PR tree-optimization/39074
19103 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19104 storedanything_tree): New.
19105 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19106 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19107 (build_succ_graph): Add edges from STOREDANYTHING to all
19109 (init_base_vars): Initialize STOREDANYTHING.
19110 (compute_points_to_sets): Free substitution info after
19111 building the succ graph.
19112 (ipa_pta_execute): Likewise.
19114 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19116 (do_ds_constraint): Do not add to special var or non-pointer
19118 (type_could_have_pointers): Split out from ...
19119 (could_have_pointers): ... here. For arrays use the element type.
19120 (create_variable_info_for): Initialize may_have_pointers.
19121 (new_var_info): Likewise.
19122 (handle_lhs_call): Make the HEAP variable unknown-sized.
19123 (intra_create_variable_infos): Use a type with pointers for
19124 PARM_NOALIAS, make it unknown-sized.
19126 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19129 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19131 2009-02-18 Jason Merrill <jason@redhat.com>
19134 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19135 value if DECL_EXTERNAL.
19136 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19137 * target.h (gcc_target::binds_local_p): Clarify "module".
19138 * tree.h (TREE_PUBLIC): Clarify "module".
19140 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19143 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19144 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19146 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19149 * c.opt (Wabi): Support C and ObjC.
19152 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19154 * config/i386/i386.c (classify_argument): Warn once about the ABI
19155 change when passing union with long double.
19157 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19159 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19162 * c-parser.c (c_parser_compound_statement): Always enter and leave
19165 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19168 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19170 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19172 PR tree-optimization/36922
19173 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19174 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19177 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19179 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19182 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19184 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19186 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19188 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19191 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19192 Richard Sandiford <rdsandiford@googlemail.com>
19194 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19195 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19196 (loongson_biadd): ...this.
19198 2009-02-17 Richard Guenther <rguenther@suse.de>
19200 PR tree-optimization/39202
19201 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19202 a var make sure to follow existing collapses.
19204 2009-02-17 Richard Guenther <rguenther@suse.de>
19206 PR middle-end/39214
19207 * langhooks.c (lhd_print_error_function): Check for NULL block.
19209 2009-02-17 Richard Guenther <rguenther@suse.de>
19211 PR tree-optimization/39204
19212 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19215 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19217 * config/soft-fp/double.h: Update from glibc CVS.
19219 2009-02-17 Richard Guenther <rguenther@suse.de>
19221 PR tree-optimization/39207
19222 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19223 strict-aliasing warnings for pointers pointing to NULL.
19225 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19228 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19229 skipping until next close brace.
19231 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19235 to function argument boundary.
19237 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19239 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19240 in the lea_add. Reload eventually constraints it properly.
19241 * config/picochip/constraints.md: Remove the target constraint
19242 "b", since it is not needed anymore.
19244 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19246 * gthr-dce.h: Uglify function parameter and local variable names.
19247 * gthr-gnat.h: Likewise.
19248 * gthr-mipssde.h: Likewise.
19249 * gthr-nks.h: Likewise.
19250 * gthr-posix95.h: Likewise.
19251 * gthr-posix.h: Likewise.
19252 * gthr-rtems.h: Likewise.
19253 * gthr-single.h: Likewise.
19254 * gthr-solaris.h: Likewise.
19255 * gthr-tpf.h: Likewise.
19256 * gthr-vxworks.h: Likewise.
19257 * gthr-win32.h: Likewise.
19259 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19262 * config/i386/i386.md: Restrict the new peephole2 to move
19263 between MMX/SSE registers.
19265 2009-02-15 Richard Guenther <rguenther@suse.de>
19268 2009-02-13 Richard Guenther <rguenther@suse.de>
19270 * configure.ac: Enable LFS.
19271 * configure: Re-generate.
19272 * config.in: Likewise.
19274 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19276 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19277 spu_srqwbyte, spu_srqwbytebc): Define.
19278 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19279 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19280 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19281 "shrqby_<mode>"): New insn-and-split patterns.
19282 * config/spu/spu.c (expand_builtin_args): Determine and return
19283 number of operands using spu_builtin_description data.
19284 (spu_expand_builtin_1): Use it.
19286 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19289 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19292 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19295 * config/i386/i386.c (override_options): Correct warning
19296 messages for -malign-loops, -malign-jumps and -malign-functions.
19298 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19301 * config/i386/i386.md: Restrict the new peephole2 to move
19302 between the general purpose registers.
19304 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19307 * config/i386/i386.c (type_natural_mode): Add a new argument.
19308 Return the original mode and warn ABI change if vector size is 32byte.
19309 (function_arg_advance): Updated.
19310 (function_arg): Likewise.
19311 (ix86_function_value): Likewise.
19312 (ix86_return_in_memory): Likewise.
19313 (ix86_sol10_return_in_memory): Likewise.
19314 (ix86_gimplify_va_arg): Likewise.
19315 (function_arg_32): Don't warn ABX ABI change here.
19316 (function_arg_64): Likewise.
19318 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19320 * loop-iv.c (implies_p): In the final case, test that operands 0
19321 of the two comparisons match.
19323 * config/bfin/bfin.c (find_prev_insn_start): New function.
19324 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19325 (find_next_insn_start): Move.
19327 2009-02-13 Richard Guenther <rguenther@suse.de>
19329 * configure.ac: Enable LFS.
19330 * configure: Re-generate.
19331 * config.in: Likewise.
19333 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19336 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19337 sizes on syntax error after some arguments have been parsed.
19339 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19341 * doc/invoke.texi (-fira): Remove.
19343 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19345 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19346 * recog.c: Likewise.
19349 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19351 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19352 (umul_ppmm): Likewise.
19353 (count_leading_zeros): Likewise.
19354 (count_trailing_zeros): Likewise.
19355 (UMUL_TIME): Likewise.
19357 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19359 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19360 soft-fp/t-softfp to tmake_file.
19362 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19363 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19364 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19365 IA64_BUILTIN_INFQ]: New.
19366 (ia64_init_builtins): Initialize __builtin_infq,
19367 __builtin_fabsq and __builtin_copysignq if not HPUX.
19368 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19369 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19371 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19373 (__fixtfti): Likewise.
19374 (__fixunstfti): Likewise.
19375 (__floattitf): Likewise.
19377 * config/ia64/libgcc-glibc.ver: New.
19378 * config/ia64/t-fprules-softfp: Likewise.
19379 * config/ia64/sfp-machine.h: Likewise.
19381 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19382 (LIBGCC2_TF_CEXT): Likewise.
19383 (TF_SIZE): Likewise.
19384 (TARGET_INIT_LIBFUNCS): Likewise.
19386 * config/ia64/t-glibc (SHLINB_MAPFILES):
19387 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19389 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19391 * config/i386/i386.c (construct_container): Rewrite processing
19392 BLKmode with X86_64_SSE_CLASS.
19394 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19397 * config/i386/i386.md: Replace simplify_replace_rtx with
19398 replace_rtx in the new peephole2.
19400 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19402 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19403 loop unrolling do not happen at -O2.
19405 2009-02-12 Michael Matz <matz@suse.de>
19407 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19409 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19411 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19414 2009-02-12 Ben Elliston <bje@au.ibm.com>
19416 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19417 patterns when updating the back chain. Missed in the 2009-02-10
19420 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19422 * doc/extend.texi (Decimal Floating Types): Update identifier of
19423 draft TR and list of missing support.
19425 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19427 PR middle-end/39154
19428 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19429 bit to variable length decl's flags, add it also to its
19430 pointer replacement variable.
19432 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19433 Jakub Jelinek <jakub@redhat.com>
19436 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19437 (memory_blockage): New expander.
19438 (*memory_blockage): New insn pattern.
19439 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19440 instead of general blockage at the end of function prologue when
19441 frame pointer is used to access red zone area. Do not emit blockage
19442 when profiling, it is emitted in generic code.
19443 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19444 function epilogue when frame pointer is used to access red zone area.
19446 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19449 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19450 by arithmetic with memory operands.
19451 * config/i386/predicates.md (commutative_operator): New.
19453 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19455 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19458 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19460 * alias.h (record_alias_subset): Declare.
19461 * alias.c (record_alias_subset): Make global.
19463 2009-02-10 Nick Clifton <nickc@redhat.com>
19465 * tree-parloops.c: Change license to GPLv3.
19466 * ipa-struct-reorg.c: Change license to GPLv3.
19467 * ipa-struct-reorg.h: Change license to GPLv3.
19469 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19472 * c-decl.c (start_struct): Return NULL on error.
19474 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19476 PR middle-end/39124
19477 * cfgloopmanip.c (remove_path): Call remove_bbs after
19478 cancel_loop_tree, not before it.
19481 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19482 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19483 VAR_DECLs were seen.
19484 * tree-ssa-live.c (remove_unused_locals): Recompute
19485 cfun->has_local_explicit_reg_vars.
19486 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19487 copies or clearings if cfun->has_local_explicit_reg_vars.
19489 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19492 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19493 of function prologue when frame pointer is used to access
19496 2009-02-10 Richard Guenther <rguenther@suse.de>
19498 PR middle-end/39127
19499 * gimplify.c (gimple_regimplify_operands): Always look if
19500 we need to create a temporary.
19502 2009-02-10 Richard Guenther <rguenther@suse.de>
19504 PR tree-optimization/39132
19505 * tree-loop-distribution.c (todo): New global var.
19506 (generate_memset_zero): Trigger TODO_rebuild_alias.
19507 (tree_loop_distribution): Return todo.
19509 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19512 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19513 (x86_64_reg_class_name): Removed.
19514 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19515 first one isn't X86_64_SSE_CLASS or any other ones aren't
19516 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19517 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19518 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19519 and 3 X86_64_SSEUP_CLASS.
19520 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19521 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19523 2009-02-10 Ben Elliston <bje@au.ibm.com>
19525 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19526 form instruction to update the stack back chain word, even if the
19527 user has disabled the generation of update instructions.
19528 (movdi_<mode>_update_stack): New.
19529 (movsi_update_stack): Likewise.
19530 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19531 always use an update form instruction to update the stack back
19534 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19536 PR middle-end/38953
19537 * graphite.c (if_region_set_false_region): After moving a region in
19538 the false branch of a condition, remove the empty dummy basic block.
19539 (gloog): Remove wrong fix for PR38953.
19541 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19543 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19544 generation due to implicit sign extension.
19546 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19548 PR middle-end/38981
19549 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19550 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19552 2009-02-09 Richard Guenther <rguenther@suse.de>
19554 PR middle-end/35202
19555 * convert.c (convert_to_real): Disable (float)fn((double)x)
19556 to fnf(x) conversion if errno differences may occur and
19557 -fmath-errno is set.
19559 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19561 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19563 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19565 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19568 * c-common.c (handle_alias_attribute): Disallow attribute for
19569 anything not a FUNCTION_DECL or VAR_DECL.
19571 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19574 * real.c (do_compare): Special-case compare of zero against
19575 decimal float value.
19577 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19580 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19581 as indicating flexible array members unless the field itself is
19582 being declarared as the incomplete array.
19584 2009-02-06 Jan Hubicka <jh@suse.cz>
19586 PR tree-optimization/38844
19587 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19588 is already inlined.
19590 2009-02-06 Richard Guenther <rguenther@suse.de>
19592 PR middle-end/38977
19593 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19594 fork because we may expand it as __gcov_fork.
19596 2009-02-06 Nick Clifton <nickc@redhat.com>
19598 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19600 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19602 PR tree-optimization/35659
19603 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19604 vn_phi_eq): Shortcut if hashcode does not match.
19605 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19607 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19608 and avoid iterative_hash_expr.
19609 (FOR_EACH_VALUE_ID_IN_SET): New.
19610 (value_id_compare): Remove.
19611 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19612 sort expressions by value id.
19614 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19617 * config/sh/predicates.md (general_movsrc_operand): Don't check
19618 the subreg of system registers here.
19620 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19623 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19624 on the copied decl.
19626 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19628 PR rtl-optimization/39110
19629 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19630 addresses, not aligned ones.
19632 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19633 Richard Guenther <rguenther@suse.de>
19635 PR tree-optimization/39100
19636 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19637 comment says and add edges.
19639 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19642 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19643 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19645 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19647 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19648 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19649 register_bb_in_sese, new_sese, free_sese): Moved.
19650 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19651 outermost_loop_in_scop, build_scop_iteration_domain,
19652 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19653 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19654 Use loop_in_sese_p instead of loop_in_scop_p.
19655 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19656 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19657 (scopdet_basic_block_info): Fix bug in scop detection.
19658 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19659 eq_loop_to_cloog_loop): Remove.
19660 (nb_loops_around_loop_in_scop, nb_loop
19661 ref_nb_loops): Moved here...
19662 * graphite.h (ref_nb_loops): ... from here.
19663 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19664 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19665 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19666 * testsuite/gcc.dg/graphite/scop-19.c: New
19668 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19669 Hans-Peter Nilsson <hp@axis.com>
19671 PR rtl-optimization/37889
19672 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19673 Move offset handling from PLUS to before the switch. Use new
19674 arguments when considering SYMBOL_REFs too.
19675 (rtx_addr_can_trap_p): Pass dummy offset and size.
19676 (enum may_trap_p_flags): Remove.
19677 (may_trap_p_1): Pass size from MEM_SIZE.
19679 PR rtl-optimization/38921
19680 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19681 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19682 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19683 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19685 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19687 AVX Programming Reference (January, 2009)
19688 * config/i386/sse.md (*vpclmulqdq): New.
19690 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19692 PR tree-optimization/38977
19693 PR gcov-profile/38292
19694 * calls.c (special_function_p): Disregard __builtin_ prefix.
19696 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19698 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19699 non-indexable addresses even before reload.
19701 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19704 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19705 as having variable size. Do not give an error for unnamed
19706 parameters with [*] declarators. Give a warning for type names
19707 with [*] declarators and mark them as variable size.
19708 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19709 for sizeof applied to [*] type names.
19711 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19714 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19716 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19718 * gcc.c (process_command): Update copyright notice dates.
19719 * gcov.c (print_version): Likewise.
19720 * gcov-dump.c (print_version): Likewise.
19721 * mips-tfile.c (main): Likewise.
19722 * mips-tdump.c (main): Likewise.
19724 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19727 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19728 for composite type involving a zero-length array type.
19730 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19733 * function.c (match_asm_constraints_1): Skip over
19734 initial optional % in the constraint.
19736 PR inline-asm/39059
19737 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19738 supported, don't accept FIXED_CSTs.
19739 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19740 and _Sat is used without _Fract/_Accum. Set specs->type to
19741 integer_type_node for cts_fract/cts_accum if fixed point is not
19744 2009-02-02 Catherine Moore <clm@codesourcery.com>
19746 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19748 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19750 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19751 (ABI_HAS_64BIT_SYMBOLS): Use it.
19752 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19754 2009-02-02 Paul Brook <paul@codesourcery.com>
19756 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19758 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19760 PR inline-asm/39058
19761 * recog.h (asm_operand_ok): Add constraints argument.
19762 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19763 recurse on matching constraint.
19764 (check_asm_operands): Pass constraints as 3rd argument to
19765 asm_operand_ok. Don't look up matching constraint here.
19766 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19769 2009-02-02 Ben Elliston <bje@au.ibm.com>
19771 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19772 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19774 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19776 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19777 information. Remove some obsolete information. Reorganize.
19779 * config/pa/fptr.c: Revert license to GPL 2.
19780 * config/pa/milli64.S: Likewise.
19782 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19785 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19786 LIBRARY name in, instead of hard-coding it.
19787 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19788 extra target make frag to tmake_files according to EH model.
19789 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19790 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19791 frags that define makefile variable EH_MODEL appropriately.
19792 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19793 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19794 to "-sjlj" according to type of EH configured.
19795 (LIBGCC_SONAME): Concatenate it to shared library base name.
19796 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19797 to "_sjlj" according to type of EH configured.
19798 (LIBGCC_SONAME): Concatenate it to shared library base name.
19799 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19800 (SHLIB_LINK): Add missing semicolon to if-else construct.
19801 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19802 string value of "pe_dll" command-line option.
19803 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19804 (SHLIB_SONAME): Use it when overriding t-cygming default.
19805 (SHLIB_IMPLIB): Override t-cygming default.
19806 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19807 string value of "pe_dll" command-line option.
19809 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19812 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19813 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19815 2009-01-31 Richard Guenther <rguenther@suse.de>
19817 PR tree-optimization/38937
19818 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19819 computing the transitive closure.
19821 2009-01-30 Richard Guenther <rguenther@suse.de>
19823 PR tree-optimization/39041
19824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19825 Propagate variable indices only if the types match for this stmt.
19827 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19830 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19831 inline but never defined.
19833 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19835 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19836 (*insv_h_di_reg_extimm): New insn.
19837 (*insv_l<mode>_reg_extimm): New insn.
19839 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19841 * config/picochip/picochip.c (flag_conserve_stack): set
19842 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19843 fconserve-stack. Reduce call-overhead used by inliner.
19845 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19848 * common.opt (flag_conserve_stack): Initialised to zero.
19850 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19853 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19854 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19857 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19859 * ira-color.c (allocno_reload_assign): Update comments.
19860 * regmove.c (regmove_optimize): Likewise.
19864 2009-01-29 Robert Millan <rmh@aybabtu.com>
19866 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19867 * config/i386/kopensolaris-gnu.h: New file. Undefine
19868 `MD_UNWIND_SUPPORT'.
19869 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19871 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19873 PR tree-optimization/39007
19874 * tree-loop-distribution.c (generate_builtin): Use
19875 recompute_dominator to compute the immediate dominator of the
19876 basic block just after the loop.
19878 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19880 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19881 (ASM_OUTPUT_DWARF_PCREL): Define.
19883 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19885 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19886 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19887 global. Modify entries about regmove and IRA.
19889 * ra-conflict.c: Remove the file.
19891 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19893 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19894 (pass_regclass_init): Rename to pass_reginfo_init.
19896 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19898 * toplev.h (flag_ira): Remove.
19900 * caller-save.c (setup_save_areas): Remove flag_ira.
19902 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19904 * global.c: Remove the file.
19906 * opts.c (decode_options): Remove flag_ira.
19908 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19910 * regmove.c: Modify file description.
19911 (find_use_as_address, try_auto_increment): Define them only if
19912 AUTO_INC_DEC is defined.
19913 (replacement_quality, replace_in_call_usage, fixup_match_1,
19914 stable_and_no_regs_but_for_p): Remove.
19915 (reg_set_in_bb): Make it static.
19916 (regmove_optimize): Remove flag_ira and code which worked for
19919 * local-alloc.c: Remove the file.
19921 * common.opt (fira): Remove.
19923 * ira.c: Include except.h.
19924 (eliminable_regset): Move from global.c.
19925 (mark_elimination): Ditto. Remove flag_ira.
19926 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19927 equiv_mem_modified, validate_equiv_mem_from_store,
19928 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19929 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19930 no_equiv, recorded_label_ref): Move from local-alloc.c.
19931 (update_equiv_regs): Ditto. Make it static.
19932 (print_insn_chain, print_insn_chains): Move it from global.c.
19933 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19934 (build_insn_chain): Ditto. Make it static.
19935 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19936 Rename to init_live_subregs.
19937 (gate_ira): Remove flag_ira.
19939 * regclass.c: Rename reginfo.c. Change file description.
19940 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19941 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19942 (init_reg_sets_1): Remove code for evaluation of
19943 reg_class_superclasses and losing_caller_save_reg_set.
19944 (init_regs): Remove init_reg_autoinc.
19945 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19946 ok_for_base_p_nonstrict): Remove.
19947 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19948 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19949 corresponding entries.
19950 (dump_regclass, record_operand_costs, scan_one_insn,
19951 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19952 record_address_regs, auto_inc_dec_reg_p): Remove.
19953 (gt-regclass.h): Rename to gt-reginfo.h.
19955 * rtl.h (dump_global_regs, retry_global_alloc,
19956 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19958 * Makefile.in (RA_H): Remove.
19959 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19960 Rename regclass.o to reginfo.o.
19961 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19963 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19964 (GTFILES): Rename regclass.c to reginfo.c.
19966 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19967 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19969 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19970 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19972 (finish_spills): Ditto. Remove code for !flag_ira.
19974 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19976 PR middle-end/35854
19977 * doc/invoke.texi (rtl debug options): Complete rewrite.
19978 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19980 * mode-switching.c (pass_mode_switching): Rename pass from
19981 "mode-sw" to "mode_sw".
19982 * except.c (pass_convert_to_eh_ranges): Rename pass from
19983 "eh-ranges" to "eh_ranges".
19984 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19988 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19989 Alexander Monakov <amonakov@ispras.ru>
19991 PR middle-end/38857
19992 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19994 (move_exprs_to_boundary): Change return type and pass through
19995 should_move from move_op. Relax assert. Update usage ...
19996 (schedule_expr_on_boundary): ... here. Use should_move instead of
19998 (move_op_orig_expr_found): Indicate that insn was disconnected from
20000 (code_motion_process_successors): Do not call after_merge_succs
20001 callback if original expression was not found when traversing any of
20003 (code_motion_path_driver): Change return type. Update prototype.
20004 (move_op): Update comment. Add a new parameter (should_move). Update
20005 prototype. Set *should_move based on indication provided by
20006 move_op_orig_expr_found.
20008 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20010 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20011 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20012 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20013 * config/rs6000/rs6000.c (rs6000_override_options): Default
20014 avoid-indexed-addresses on for Power6, off for everything else.
20015 (avoiding_indexed_address_p): New function.
20016 (rs6000_legitimize_address): Use it.
20017 (rs6000_legitimate_address): Likewise.
20018 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20020 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20022 PR tree-optimization/38997
20023 * tree-loop-distribution.c (generate_memset_zero): Use
20024 POINTER_PLUS_EXPR for a pointer addition.
20026 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20028 * config/s390/s390.md (bswap<mode>2): New pattern added.
20030 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20032 * config/s390/s390.md (*tls_load_31): Added type attribute.
20034 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20036 * config/s390/s390.md: Fix a few comments.
20038 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20040 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20041 (*tm<mode>_full): Fixed z10prop attribute.
20042 (*tst<mode>_extimm): Fixed z10prop attribute.
20043 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20044 (*tstqiCCT_cconly): Fixed z10prop attribute.
20045 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20046 (*movsi_larl): Fixed z10prop attribute.
20047 (*movsi_zarch): Fixed z10prop attribute.
20048 (*movsi_eas): Fixed z10prop attribute.
20049 (*movhi): Fixed z10prop attribute.
20050 (*movqi): Fixed z10prop attribute.
20051 (*movstrictqi): Fixed z10prop attribute.
20052 (*mov<mode>): Fixed z10prop attribute.
20053 (*movcc): Fixed z10prop attribute.
20054 (*sethighpartdi_64): Fixed z10prop attribute.
20055 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20056 (*negdi2_sign_cc): Fixed z10prop attribute.
20057 (*negdi2_sign): Fixed z10prop attribute.
20058 (*absdi2_sign_cc): Fixed z10prop attribute.
20059 (*absdi2_sign): Fixed z10prop attribute.
20060 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20061 (*negabsdi2_sign): Fixed z10prop attribute.
20062 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20063 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20064 (doloop_si64): Fixed z10prop attribute.
20065 (doloop_si31): Fixed z10prop attribute.
20066 (doloop_long): Fixed z10prop attribute.
20067 (indirect_jump): Fixed z10prop attribute.
20068 (nop): Fixed z10prop attribute.
20069 (main_base_64): Fixed z10prop attribute.
20070 (reload_base_64): Fixed z10prop attribute.
20072 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20074 PR rtl-optimization/38740
20075 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20077 * config/mips/mips.c (mips_reorg): Likewise.
20079 2009-01-28 Richard Guenther <rguenther@suse.de>
20081 PR tree-optimization/38926
20082 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20083 with the correct value id to a value.
20084 (do_regular_insertion): Use the value number of edoubleprime
20085 for the value number of the expr.
20088 2008-08-21 Richard Guenther <rguenther@suse.de>
20090 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20091 a PHI ask VN if it is already available.
20092 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20093 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20095 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20097 PR middle-end/38934
20098 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20099 set to varying whenever max has TREE_OVERFLOW set, similarly
20100 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20102 2009-01-28 Richard Guenther <rguenther@suse.de>
20104 PR middle-end/38908
20105 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20106 uninitialized aggregate uses in call arguments.
20108 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20110 PR tree-optimization/38984
20111 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20112 the nothing_id variable if -fno-delete-null-pointer-checks.
20114 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20117 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20118 (set_got_offset_rex64): Ditto.
20120 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20123 * doc/extend.texi: Improve local variable with asm reg.
20125 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20127 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20128 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20129 was not supplied then set warn_packed_bitfield_compat to the
20130 default value of 1.
20131 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20134 2009-01-27 Richard Guenther <rguenther@suse.de>
20136 PR tree-optimization/38503
20137 * cfgexpand.c (expand_gimple_basic_block): Ignore
20138 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20139 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20140 variables that cannot have TBAA applied.
20141 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20144 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20146 PR middle-end/38969
20147 * calls.c (initialize_argument_information): Do not wrap complex
20148 arguments in SAVE_EXPR.
20150 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20152 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20153 (INSTALL_LIBGCC): Revert typo commit.
20155 2009-01-26 Richard Guenther <rguenther@suse.de>
20157 PR tree-optimization/38745
20158 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20159 from special handling.
20161 2009-01-26 Richard Guenther <rguenther@suse.de>
20163 PR tree-optimization/38745
20164 * tree-ssa.c (execute_update_addresses_taken): Do not include
20165 variables that cannot possibly be a register in not_reg_needs.
20166 Do not clear TREE_ADDRESSABLE on vars that may not become
20168 * tree-ssa.c (update_alias_info_1): Include those in the set
20169 of addressable vars.
20171 2009-01-26 Richard Guenther <rguenther@suse.de>
20173 PR middle-end/38851
20174 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20175 * tree-ssa-dse.c: Include langhooks.h
20176 (execute_simple_dse): Remove stores with zero size.
20178 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20181 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20184 2009-01-24 Julian Brown <julian@codesourcery.com>
20186 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20187 config/arm/linux-atomic.c.
20188 * config/arm/linux-atomic.c: New.
20190 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20192 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20193 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20194 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20196 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20199 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20202 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20204 PR tree-optimization/38953
20205 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20206 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20207 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20208 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20211 2009-01-24 Paul Brook <paul@codesourcery.com>
20213 * config/arm/neon.md (neon_type): Move to arm.md.
20214 (neon_mov<VSTRUCT>): Add neon_type attribute.
20215 * config/arm/arm.md (neon_type): Move to here.
20216 (conds): Add "unconditioal" and use as default for NEON insns.
20218 2009-01-24 Ben Elliston <bje@au.ibm.com>
20220 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20221 void *' warning from -Wc++-compat.
20222 * Makefile.in (dominance.o-warn): Remove.
20224 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20226 PR tree-optimization/38932
20227 * fold-const.c (fold_unary_ignore_overflow): New.
20228 * tree.h (fold_unary_ignore_overflow): Declare.
20229 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20230 * tree-ssa-sccvn.c (visit_reference_op_load,
20231 simplify_unary_expression): Likewise.
20233 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20235 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20236 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20237 regardless of their type.
20238 * c-common.c (handle_packed_attribute): Don't ignore packed on
20240 * c.opt (Wpacked-bitfield-compat): New warning option.
20241 * stor-layout.c (place_field): Warn if offset of a field changed.
20242 * doc/extend.texi (packed): Mention the ABI change.
20243 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20244 (Warning Options): Add it to the list.
20246 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20248 * c-opts.c (c_common_post_options): Fix a typo in comments.
20250 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20252 PR middle-end/38615
20253 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20254 variables to static.
20255 * doc/invoke.texi (-fmerge-all-constants): Update description.
20257 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20260 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20261 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20263 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20265 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20267 (LOCAL_ALIGNMENT): Similarly.
20269 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20270 Joseph Myers <joseph@codesourcery.com>
20272 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20273 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20274 * config/arm/arm-tune.md: Regenerate.
20275 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20278 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20280 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20281 version number to five.
20283 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20286 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20287 * c-common.c (set_underlying_type): Likewise.
20288 (is_typedef_decl ): Likewise
20290 (set_underlying_type): Likewise.
20291 (is_typedef_type): Likewise.
20293 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20295 PR middle-end/38587
20296 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20299 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20302 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20303 (LIBGCC_SPEC): Don't define.
20304 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20306 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20308 PR rtl-optimization/38879
20309 * alias.c (base_alias_check): Unaligned access via AND address can
20310 alias all surrounding object types except those with sizes equal
20311 or wider than the size of unaligned access.
20313 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20316 * c-decl.c (clone_underlying_type): Move this ...
20317 * c-common.c (set_underlying_type): ... here.
20318 Also, make sure the function properly sets TYPE_STUB_DECL() on
20319 the newly created typedef variant type.
20320 (is_typedef_decl ): New entry point.
20321 * tree.h: Added a new member member_types_needing_access_check to
20322 struct tree_decl_non_common.
20323 (set_underlying_type): New entry point.
20324 (is_typedef_type): Likewise.
20326 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20328 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20329 Check whether two instructions have memory references that
20330 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20331 are helper functions for traversing.
20332 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20333 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20334 not to draw dependency edge for instructions with non-conflicting
20337 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20340 * longlong.h: Update copyright years. Use soft-fp license notice.
20341 Sync __clz_tab declaration with glibc.
20343 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20346 * doc/extend.texi (syscall_linkage): New.
20347 (version_id): Modify.
20349 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20350 Richard Guenther <rguenther@suse.de>
20352 PR tree-optimization/38747
20353 PR tree-optimization/38748
20354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20355 conversion if the base address is an indirect reference and the
20356 aliasing sets could cause issues.
20358 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20360 * common.opt (fgraphite, fgraphite-identity): Add comment for
20361 explaining why these options are not documented.
20363 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20365 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20366 gimple_call_lhs is NULL.
20368 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20371 * emit-rtl.c (adjust_address_1): Make sure memref is never
20374 2009-01-20 Ben Elliston <bje@au.ibm.com>
20376 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20377 const qualifier from arg parameter. Remove unnecessary cast to char *.
20378 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20379 const qualifier from arg 2.
20381 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20383 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20385 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20388 * rtl.h (reinit_regs): New prototype.
20389 * regclass.c: Include ira.h.
20390 (reinit_regs): New.
20391 * Makefile.in (regclass.o): Add ira.h.
20392 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20394 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20397 * c-common.c (handle_aligned_attribute): Use
20398 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20399 default alignment value.
20401 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20403 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20404 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20406 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20407 __BIGGEST_ALIGNMENT__.
20409 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20411 2009-01-18 Richard Guenther <rguenther@suse.de>
20413 PR tree-optimization/38819
20414 * tree-flow.h (operation_could_trap_helper_p): Declare.
20415 * tree-eh.c (operation_could_trap_helper_p): Export.
20416 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20417 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20418 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20419 are about to insert a possibly trapping instruction and fail
20422 2009-01-18 Andreas Schwab <schwab@suse.de>
20424 * doc/install.texi (Configuration): Remove obsolete paragraph
20425 about use of --with-gnu-ld with --with-gnu-as.
20427 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20429 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20430 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20431 Follow spelling conventions.
20433 2009-01-18 Ben Elliston <bje@au.ibm.com>
20435 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20436 C++ warning about implicit conversion from void * to struct
20438 (bitmap_obstack_free): Likewise for bitmap_element *.
20439 * Makefile.in (bitmap.o-warn): Remove.
20441 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20443 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20445 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20446 Tobias Grosser <tobi.grosser@amd.com>
20448 * graphite.c (graphite_trans_scop_block): Do not block single
20451 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20453 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20454 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20455 test with assertion.
20457 2009-01-16 Richard Guenther <rguenther@suse.de>
20459 PR tree-optimization/38835
20460 PR middle-end/36227
20461 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20462 and INT + PTR -> (INT)(PTR p+ INT) folding.
20463 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20465 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20468 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20469 the subreg from a lowpart subreg if it is also casting the value.
20471 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20472 Tobias Grosser <tobi.grosser@amd.com>
20474 * graphite.c (compare_prefix_loops): New.
20475 (build_scop_canonical_schedules): Rewritten.
20476 (graphite_transform_loops): Move build_scop_canonical_schedules
20477 after build_scop_iteration_domain.
20479 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20480 Tobias Grosser <tobi.grosser@amd.com>
20482 * graphite.c (add_conditions_to_domain): Add the loops to
20483 the dimension of the iteration domain. Do copy the domain
20484 only when it exists.
20485 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20486 (add_conditions_to_constraints): New.
20487 (can_generate_code_stmt, can_generate_code): Removed.
20488 (gloog): Do not call can_generate_code.
20489 (graphite_transform_loops): Call add_conditions_to_constraints
20490 after building the iteration domain.
20492 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20494 PR tree-optimization/38789
20495 * tree-ssa-threadedge.c
20496 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20497 __builtin_constant_p.
20499 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20501 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20502 examined before deleting them.
20504 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20506 * function.c (aggregate_value_p): Correctly extract the function
20507 type from CALL_EXPR_FN lookup.
20509 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20511 * config/picochip/picochip.c (picochip_override_options): Revert
20512 CFI asm flag disable commited previously.
20514 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20515 Tobias Grosser <tobi.grosser@amd.com>
20516 Jan Sjodin <jan.sjodin@amd.com>
20518 * graphite.c (scan_tree_for_params): On substractions negate
20519 all the coefficients of the term.
20520 (clast_to_gcc_expression_red): New. Handle reduction expressions
20521 of more than two operands.
20522 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20523 (get_vdef_before_scop): Handle also the case of default definitions.
20525 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20527 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20528 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20529 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20531 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20532 Joey Ye <joey.ye@intel.com>
20534 PR middle-end/37843
20535 * cfgexpand.c (expand_stack_alignment): Don't update stack
20536 boundary nor check incoming stack boundary here.
20537 (gimple_expand_cfg): Update stack boundary and check incoming
20538 stack boundary here.
20540 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20542 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20544 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20546 PR rtl-optimization/38245
20547 * calls.c (expand_call): Add stack arguments to
20548 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20549 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20550 in regs and partially in memory or BLKmode arguments.
20551 (emit_library_call_value_1): Add stack arguments to
20552 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20553 ACCUMULATE_OUTGOING_ARGS).
20554 * dce.c: Include tm_p.h.
20555 (find_call_stack_args): New function.
20556 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20558 (mark_insn): Call find_call_stack_args for CALL_Ps.
20559 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20560 forwards. Allocate and free arg_stores bitmap if needed, pass it
20561 down to deletable_insn_p, don't mark stores set in arg_stores
20562 bitmap, clear the bitmap at the beginning of each bb.
20563 * Makefile.in (dce.o): Depend on $(TM_P_H).
20565 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20568 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20569 to make sure the insn is a conditional test (bug 22599). Reformat a
20572 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20574 PR middle-end/38431
20575 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20576 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20577 (gloog): Do not call cleanup_tree_cfg.
20578 (graphite_transform_loops): Call cleanup_tree_cfg after all
20579 scops have been code generated.
20581 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20582 * doc/gty.texi (Invoking the garbage collector): Added new node
20583 and section documenting ggc_collect.
20585 2009-01-14 Richard Guenther <rguenther@suse.de>
20587 PR tree-optimization/38826
20588 PR middle-end/38477
20589 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20590 initialization notes only if we actually emitted a warning.
20591 (intra_create_variable_infos): Add constraints for a result decl
20592 that is passed by hidden reference.
20593 (build_pred_graph): Mark all related variables non-direct on
20596 2009-01-14 Nick Clifton <nickc@redhat.com>
20598 * ira-conflicts.c: Include addresses.h for the definition of
20600 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20601 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20603 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20606 * Makefile.in (ira-lives.o): Add except.h.
20608 * ira-lives.c: Include except.h.
20609 (process_bb_node_lives): Process can_throw_internal.
20611 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20613 PR rtl-optimization/38774
20614 * combine.c (simplify_set): When undoing cc_use change, don't do
20615 PUT_CODE on the newly created comparison, but instead put back the
20618 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20620 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20621 values. Remove duplicate arm8 entry.
20623 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20625 PR tree-optimization/38786
20626 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20627 the SSA_NAME case of expand_scalar_variables_expr.
20628 Set the type of an expression to the type of its assign statement.
20629 (expand_scalar_variables_expr): Also gather the scalar computation
20630 used to index the memory access. Do not pass loop_p.
20631 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20632 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20633 the gimple_stmt_iterator where it inserts new code.
20634 Do not pass loop_p.
20635 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20636 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20638 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20640 * graphite.h (debug_value): Removed.
20641 * graphite.c (debug_value): Removed.
20643 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20645 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20646 ldrd/strd with two 32-bit instructions.
20648 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20650 * config/arm/arm.c (struct processors): Pass for speed down into
20651 cost helper functions.
20652 (const_ok_for_op): Handle COMPARE and inequality nodes.
20653 (arm_rtx_costs_1): Rewrite.
20654 (arm_size_rtx_costs): Update prototype.
20655 (arm_rtx_costs): Pass speed down to helper functions.
20656 (arm_slowmul_rtx_costs): Rework cost calculations.
20657 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20658 (arm_9e_rtx_costs): Likewise.
20660 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20662 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20663 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20664 (alpha_legitimize_address): Do not split local symbols wider than
20665 UNITS_PER_WORD into HIGH/LO_SUM parts.
20667 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20670 * gcc.c (process_command): Replace call to execvp with calls
20671 to pex_one and exit.
20673 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20676 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20677 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20678 variant for devices with 3-byte PC.
20679 (__tablejump_elpm__): New.
20681 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20684 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20685 offsetof member-designator, handle it as `[0].'.
20687 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20689 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20690 function when not using named sections on targets with named sections
20691 if branch distance is less than 262132.
20693 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20695 * combine.c (combine_instructions): Recompute
20696 optimize_this_for_speed_p for each BB in the main combine loop.
20698 2009-01-12 Tomas Bily <tbily@suse.cz>
20701 * tree-loop-distribution.c (prop_phis): New function.
20702 (generate_builtin): Call prop_phis.
20703 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20705 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20707 PR tree-optimization/38807
20708 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20709 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20711 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20713 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20714 subreg of op0 to the original op0.
20716 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20718 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20720 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20723 * mips-tfile.c (parse_def): Fix parsing of def strings
20724 starting with digits.
20726 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20729 * config/arm/arm.c (arm_is_long_call_p): Don't call
20730 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20732 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20734 * regrename.c (regrename_optimize): Fix dumping.
20735 (find_oldest_value_reg): Preserve REG_POINTER.
20736 (copy_hardreg_forward_1): Likewise.
20738 2009-01-09 Diego Novillo <dnovillo@google.com>
20740 * gimple.h (struct gimple_statement_base) <uid>: Document
20741 the restrictions on its use.
20742 (gimple_uid): Tidy.
20743 (gimple_set_uid): Tidy.
20745 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20747 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20748 zero guard even if align_bytes != 0 and count is smaller than
20751 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20753 PR rtl-optimization/38495
20754 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20755 (add_range_and_copies_from_move_list): Print all added ranges.
20756 Add ranges to memory optimized destination.
20758 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20762 * config/i386/i386.c (override_options): Reject
20763 -mstringop-strategy=rep_8byte with -m32.
20764 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20765 to 1. Do count comparison against epilogue_size_needed at compile
20766 time even when count_exp was constant forced into register. For
20767 size_needed don't jump to epilogue, instead just avoid aligning
20768 and invoke the body algorithm. If need_zero_guard, add zero guard
20769 even if count is non-zero, but smaller than size_needed + number of
20770 bytes that could be stored for alignment.
20771 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20772 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20773 but smaller than size_needed + number of bytes that could be stored
20774 for alignment. Compare size_needed with epilogue_size_needed instead
20775 of desired_align - align, don't adjust size_needed, pass
20776 epilogue_size_needed to the epilogue expanders.
20779 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20781 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20783 * pa.c (last_address): Change to unsigned.
20784 (update_total_code_bytes): Change argument to unsigned. Don't
20785 check if insn addresses are set.
20786 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20787 addresses are not set.
20788 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20790 2009-01-09 Nick Clifton <nickc@redhat.com>
20792 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20793 DECL_DECLARED_INLINE_P.
20795 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20797 PR middle-end/38347
20798 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20799 GET_MODE (op0) in operand_subword_force calls.
20801 PR middle-end/38771
20802 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20803 fold_convert arg0 operands to TREE_TYPE (op0) first.
20805 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20807 * params.def (ira-max-conflict-table-size): Decrease default value
20810 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20812 PR tree-optimization/37031
20813 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20815 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20816 allocate it using gc instead of heap, use VEC_quick_push instead of
20818 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20819 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20820 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20821 allocated vector from heap allocated.
20822 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20823 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20824 vector only after perfect_loop_nest_depth call.
20826 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20827 Jan Sjodin <jan.sjodin@amd.com>
20829 PR tree-optimization/38559
20830 * graphite.c (debug_value, copy_constraint,
20831 swap_constraint_variables, scale_constraint_variable, ): New.
20832 (get_lower_bound, get_upper_bound): Removed.
20833 (graphite_trans_bb_strip_mine): Clean up this code that works
20834 only for constant number of iterations. Fully copy upper and
20835 lower bound constraints, not only the constant part of them.
20836 * graphite.h (debug_value): Declared.
20838 2009-01-08 Ira Rosen <irar@il.ibm.com>
20840 PR tree-optimization/37194
20841 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20842 Don't add the cost of cost model guard in prologue to scalar
20843 outside cost in case of known number of iterations.
20845 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20846 Alan Modra <amodra@bigpond.net.au>
20848 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20849 non-word-aligned REG+CONST addressing.
20851 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20854 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20855 free_after_compilation when outputting a thunk.
20856 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20857 Do not call free_after_compilation here.
20859 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20861 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20862 (ix86_valid_target_attribute_inner_p): Ditto.
20864 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20866 PR tree-optimization/38492
20867 PR tree-optimization/38498
20868 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20869 * tree-chrec.h (scev_is_linear_expression): Declared.
20870 * graphite.c (graphite_cannot_represent_loop_niter): New.
20871 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20872 (graphite_loop_normal_form): Use gcc_assert.
20873 (scan_tree_for_params): Use CASE_CONVERT.
20874 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20875 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20876 Use gcc_assert. Discard scops that contain unhandled cases.
20877 (build_scop_conditions): Return a boolean status for unhandled cases.
20878 (strip_mine_profitable_p): Print the loop number, not its depth.
20879 (is_interchange_valid): Pass the depth of the loop nest, don't
20880 recompute it wrongly.
20881 (graphite_trans_bb_block): Same.
20882 (graphite_trans_bb_block): Print tentative of loop blocking.
20883 (graphite_trans_scop_block): Do not print that the loop has been
20885 (graphite_transform_loops): Do not handle scops that contain condition
20888 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20890 AVX Programming Reference (December, 2008)
20891 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20892 (_mm256_stream_pd): Likewise.
20893 (_mm256_stream_ps): Likewise.
20895 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20896 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20897 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20898 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20899 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20900 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20901 (ix86_expand_special_args_builtin): Likewise.
20903 * config/i386/sse.md (AVXMODEDI): New.
20904 (avx_movnt<mode>): Likewise.
20905 (avx_movnt<mode>): Likewise.
20906 (<sse>_movnt<mode>): Remove AVX support.
20907 (sse2_movntv2di): Likewise.
20909 2009-01-07 Richard Guenther <rguenther@suse.de>
20911 PR middle-end/38751
20912 * fold-const.c (extract_muldiv): Remove obsolete comment.
20913 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20914 to PLUS_EXPR canonicalization for the canonicalization.
20916 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20918 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20919 hosted cross-compilers generating less efficient code.
20921 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20923 * function.h (rtl_data): Add a dbr_scheduled_p field.
20924 * reorg.c (dbr_schedule): Set it.
20925 (gate_handle_delay_slots): Check it.
20926 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20927 (mips_reorg): Check flag_delayed_branch instead of
20928 mips_base_delayed_branch.
20929 (mips_override_options): Don't set mips_base_delayed_branch
20930 or flag_delayed_branch.
20932 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20934 PR rtl-optimization/38426.
20935 * ira.c (ira): Set current_function_is_leaf earlier.
20937 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20939 PR rtl-optimization/38722
20940 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20941 too early, only set a flag and modify after last possible
20944 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20947 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20948 * real.c (decimal_single_format): Correct values of emin and emax.
20949 (decimal_double_format): Ditto.
20950 (decimal_quad_format): Ditto.
20951 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20952 computation of DECnn_MIN and DECnn_MAX for corrected values of
20953 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20954 __DECnn_MIN__, and adjust its computation for the corrected value
20957 2009-01-06 Jan Hubicka <jh@suse.cz>
20960 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20962 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20964 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20965 Add Robert Clark to the list of testers.
20967 2009-01-06 Jan Hubicka <jh@suse.cz>
20968 Kai Tietz <kai.tietz@onevision.com>
20970 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20971 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20973 2009-01-06 Jan Hubicka <jh@suse.cz>
20974 Kai Tietz <kai.tietz@onevision.com>
20976 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20978 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20979 (ix86_nsaved_regs): Count only general purpose regs.
20980 (ix86_nsaved_sseregs): New.
20981 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20982 to 16 for w64; compute padding and size of sse reg save area.
20983 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20984 general purpose regs.
20985 (ix86_emit_save_sse_regs_using_mov): New.
20986 (ix86_expand_prologue): Save SSE regs if needed.
20987 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20988 (ix86_emit_restore_sse_regs_using_mov): New.
20989 (ix86_expand_epilogue): Save SSE regs if needed.
20991 2009-01-06 Jan Hubicka <jh@suse.cz>
20992 Kai Tietz <kai.tietz@onevision.com>
20994 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20995 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20996 functions when accumulate outgoing args is off.
20998 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21001 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21002 before using pseudos_have_intersected_live_ranges_p.
21004 * ira-int.h (ira_assert): Always define.
21006 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21008 AVX Programming Reference (December, 2008)
21009 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21010 (_mm256_permute2_pd): Likewise.
21011 (_mm_permute2_ps): Likewise.
21012 (_mm256_permute2_ps): Likewise.
21013 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21014 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21016 * config/i386/i386.c (ix86_builtins): Remove
21017 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21018 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21019 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21020 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21021 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21022 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21023 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21024 __builtin_ia32_vpermil2ps256.
21025 (ix86_init_mmx_sse_builtins): Updated.
21026 (ix86_expand_args_builtin): Likewise.
21028 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21030 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21031 long absolute calls when generating PA 2.0 code.
21033 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21035 PR rtl-optimization/38583
21036 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21038 * params.def (ira-max-conflict-table-size): New.
21040 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21042 * ira.h (ira_conflicts_p): New external definition.
21044 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21045 table. Report this. Return result of building.
21046 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21047 building conflict table.
21049 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21050 (ira_color): Use ira_conflicts_p.
21052 * global.c: Include ira.h.
21053 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21056 * Makefile.in (global.o): Add ira.h.
21058 * ira-build.c (mark_all_loops_for_removal,
21059 propagate_some_info_from_allocno): New.
21060 (remove_unnecessary_allocnos): Call
21061 propagate_some_info_from_allocno.
21062 (remove_low_level_allocnos): New.
21063 (remove_unnecessary_regions): Add parameter. Call
21064 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21065 parameter to remove_unnecessary_regions.
21066 (ira_build): Remove all regions but root if the conflict table was
21067 not built. Update conflict hard regs for allocnos crossing calls.
21069 * ira.c (ira_conflicts_p): New global.
21070 (ira): Define and use ira_conflicts_p.
21072 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21073 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21074 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21076 2009-01-06 Ben Elliston <bje@au.ibm.com>
21078 * gengtype-lex.l (YY_NO_INPUT): Define.
21080 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21083 * c-common.c (handle_vector_size_attribute): Also reject
21084 BOOLEAN_TYPE types.
21086 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21088 PR tree-optimization/38492
21089 * graphite.c (rename_map_elt, debug_rename_elt,
21090 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21091 rename_map_elt_info, eq_rename_map_elts,
21092 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21093 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21094 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21095 (sese_build_livein_liveouts): New.
21096 (new_sese, free_sese): New.
21097 (new_scop): Call new_sese.
21098 (free_scop): Call free_sese.
21099 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21100 (register_old_new_names): Renamed register_old_and_new_names.
21101 (register_scop_liveout_renames, add_loop_exit_phis,
21102 insert_loop_close_phis, struct igp,
21103 default_liveout_before_guard, add_guard_exit_phis,
21104 insert_guard_phis, copy_renames): New.
21105 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21106 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21107 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21108 (scop_adjust_phis_for_liveouts): New.
21109 (gloog): Call scop_adjust_phis_for_liveouts.
21111 * graphite.h (struct sese): Documented. Added fields liveout,
21112 num_ver and livein.
21113 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21114 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21115 (struct scop): Added field liveout_renames.
21116 (SCOP_LIVEOUT_RENAMES): New.
21118 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21120 PR tree-optimization/38510
21121 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21122 (translate_clast): Call recompute_all_dominators before
21124 (gloog): Call recompute_all_dominators before graphite_verify.
21126 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21127 Jan Sjodin <jan.sjodin@amd.com>
21129 PR tree-optimization/38500
21130 * graphite.c (create_sese_edges): Call fix_loop_structure after
21133 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21135 * config.gcc: Add m32r*-*-rtems*.
21136 * config/m32r/rtems.h: New file.
21138 2009-01-05 Ben Elliston <bje@au.ibm.com>
21140 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21141 (.po.pox): Likewise.
21142 (po/gcc.pot): Likewise.
21144 2009-01-04 David S. Miller <davem@davemloft.net>
21146 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21147 (STARTING_FRAME_OFFSET): Always set to zero.
21149 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21151 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21152 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21153 fixed-point types, and vectors of the same.
21155 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21157 * config/mips/sync.md (*mb_barrier): Rename to...
21158 (*memory_barrier): ...this.
21160 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21162 * doc/extend.texi (Function Attributes): Move @cindex after @item
21163 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21164 and put in alphabetical order. Fix 'target' name and put in order.
21165 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21168 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21170 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21171 (memory_barrier): Expand as unspec instead of unspec_volatile.
21172 Remove mem:BLK from insn operands. Use Pmode scratch register.
21173 (*memory_barrier): Define as unspec instead of unspec_volatile.
21174 Use (match_dup 0) as input operand.
21176 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21177 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21178 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21179 scratch register. Remove operand 1.
21180 (*stbar): Define as unspec instead of unspec_volatile.
21181 Use (match_dup 0) as input operand, remove (const_int 8).
21182 (*membar): Define as unspec instead of unspec_volatile.
21183 Use (match_dup 0) as input operand, remove input operand 2.
21185 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21186 (memory_barrier): Expand as unspec instead of unspec_volatile.
21187 Remove mem:BLK from insn operands. Use Pmode scratch register.
21188 (*memory_barrier): Define as unspec instead of unspec_volatile.
21189 Use (match_dup 0) as input operand.
21191 * config/ia64/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 (*memory_barrier): New insn pattern.
21196 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21198 (*memory_barrier): Use (match_dup 0) as input operand.
21200 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21201 Remove mem:BLK from insn operands. Use Pmode scratch register.
21202 Set volatile flag on operand 0.
21203 (*mb_internal): New insn pattern.
21205 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21207 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21209 PR middle-end/38586
21210 * function.c (struct temp_slot): Move to the section of the file
21211 that deals with temp slots. Remove field 'address'.
21212 (temp_slot_address_table): New hash table of address -> temp slot.
21213 (struct temp_slot_address_entry): New struct, items for the table.
21214 (temp_slot_address_compute_hash, temp_slot_address_hash,
21215 temp_slot_address_eq, insert_temp_slot_address): Support functions
21217 (find_temp_slot_from_address): Rewrite to use the new hash table.
21218 (remove_unused_temp_slot_addresses): Remove addresses of temp
21219 slots that have been made available.
21220 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21221 worker function for remove_unused_temp_slot_addresses.
21222 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21223 Add the temp slot address to the address -> temp slot map.
21224 (update_temp_slot_address): Update via insert_temp_slot_address.
21225 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21226 (pop_temp_slots): Likewise.
21227 (init_temp_slots): Allocate the address -> temp slot map, or empty
21228 the map if it is already allocated.
21229 (prepare_function_start): Initialize temp slot processing.
21231 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21233 PR middle-end/38584
21234 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21235 Calculate the size of all stack vars assuming no packing of stack
21236 vars will happen, replacing a quadratic algorithm with a linear one.
21238 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21241 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21244 2009-01-03 Diego Novillo <dnovillo@google.com>
21246 * doc/contrib.texi: Update contributions.
21248 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21251 * builtins.c (fold_builtin_memory_op): Give up if either operand
21252 is volatile. Set srctype or desttype to non-qualified version
21256 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21257 and FUNCTION_DECLs.
21259 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21261 PR rtl-optimization/35805
21262 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21263 problem if fast dce is able to remove any instructions.
21264 * dce.c (dce_process_block): Fix dump message.
21266 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21269 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21271 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21273 PR middle-end/38690
21274 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21275 * tree-pretty-print.c (op_code_prio): New function.
21276 (op_prio): No longer static. Use op_code_prio.
21277 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21278 Use op_prio and op_code_prio to determine if () should be
21279 printed around operand(s) or not.
21281 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21282 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21283 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21284 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21285 pp_character instead of pp_string for single letter printing.
21287 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21289 * doc/extend.texi: Fix '#pragma GCC option' typo.
21291 2009-01-02 Richard Guenther <rguenther@suse.de>
21293 * doc/install.texi (--enable-checking): Mention different
21294 default for stage1.
21295 (--enable-stage1-checking): Document.
21297 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21299 PR middle-end/30142
21300 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21301 case to be an error.
21303 2009-01-02 Ben Elliston <bje@au.ibm.com>
21305 * config/fp-bit.h (pack_d): Constify argument.
21306 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21307 (isnan): Constify argument.
21309 (iszero): Likewise.
21310 (pack_d): Likewise.
21311 (_fpadd_parts): Constify return type.
21312 (_fpmul_parts): Likewise.
21313 (_fpdiv_parts): Likewise.
21315 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21318 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21319 warn about overwriting initializer with side-effects or
21320 -Woverride-init if !IMPLICIT.
21321 (output_init_element): Likewise. Pass IMPLICIT down to
21323 (process_init_element): Add IMPLICIT argument. Pass it down
21324 to output_init_element.
21325 (push_init_element, pop_init_level, set_designator): Adjust
21326 process_init_element callers.
21327 (set_nonincremental_init, set_nonincremental_init_from_string):
21328 Adjust add_pending_init callers.
21329 (output_pending_init_elements): Adjust output_init_element callers.
21330 * c-tree.h (process_init_element): Adjust prototype.
21331 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21332 process_init_element callers.
21335 Copyright (C) 2009 Free Software Foundation, Inc.
21337 Copying and distribution of this file, with or without modification,
21338 are permitted in any medium without royalty provided the copyright
21339 notice and this notice are preserved.