1 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3 * config/ia64/fde-vms.c: New file.
4 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7 (uw_frame_state_for): Only register a personality routine if it is
8 known to be compatible with our expectations.
9 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10 Declare unw_table_entry stack variable and
11 mod all calls to _Unwind_FindTableEntry to add arg.
12 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13 (_Unwind_FindTableEntry): Add arg to prototype.
15 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
17 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
18 field 'signal_pfs_loc'.
19 (uw_frame_state_for): Remove duplicate code dealing with leaf
20 procedures without unwind info.
21 If in the frame after unwinding through a signal handler, restore
22 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
23 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
24 'pfs_loc' to the AR.PFS location in the signal context; instead
26 Manually generate the unwind info for the AR.PFS register.
27 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
28 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
29 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
30 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
31 instead set 'signal_pfs_loc'.
32 Remove code preventing the AR.PFS register from being restored
33 from the signal context.
35 2009-08-14 Douglas B Rupp <rupp@gnat.com>
36 Tristan Gingold <gingold@adacore.com>
38 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
39 * config/ia64/t-vms: New file.
40 * config/ia64/vms64.h: New file.
41 * config/ia64/vms.h: New file.
42 * config/ia64/vms-crtinit.asm: New file.
43 * config/ia64/vms_symvec_libgcc_s.opt: New file.
44 * config/ia64/vms-unwind.h: New file.
46 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
48 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
51 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
54 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
55 version. Move declaration...
56 * real.h (do_mpc_arg2): ... here.
57 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
60 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
62 * final.c (add_debug_prefix_map): Don't use GC memory for
63 old_prefix and new_prefix.
65 2009-08-14 Richard Guenther <rguenther@suse.de>
67 * ipa-prop.c (compute_complex_pass_through): If we cannot
68 compute a non-varying offset for IPA_JF_ANCESTOR punt.
70 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
72 * c-lex.c (c_lex_with_flags): Increase size of local variable
73 to avoid memory clobber.
75 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
78 * config/i386/i386.c (ix86_fp_comparison_strategy):
79 Only enable/disable sahf at function granularity.
81 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
83 PR rtl-optimization/41064
84 * reload1.c (reload_as_needed): Don't call extract_insn
85 for known invalid replacements after calling
86 validate_replace_rtx_group and verify_changes.
88 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
92 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
94 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
95 Assert that operation is supported by ix86_expand_int_vcond.
96 (vcondu<SSEMODE124C8:mode>): Ditto.
98 2009-08-13 DJ Delorie <dj@redhat.com>
100 * config/i386/djgpp-stdint.h: New.
101 * config.gcc (djgpp): Use it.
103 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
105 * config/sh/sh.c (sh_override_options): When flag_exceptions or
106 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
108 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
110 * tree-ssa-loop-prefetch.c
111 (prune_ref_by_group_reuse): Enhance probabilistic analysis
112 for long-stride pruning.
113 (compute_miss_rate): New function to compute the probability
114 that two memory references access different cache lines.
116 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
118 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
120 2009-08-13 Richard Guenther <rguenther@suse.de>
123 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
124 use the constant pointer type.
125 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
126 of CV qualifiers on the target pointer type.
127 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
128 conversion check before restrict check.
130 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
133 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
135 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
137 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
139 2009-08-12 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/41011
142 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
143 and reference constructing.
145 2009-08-12 Xinliang David Li <davidxl@google.com>
147 PR tree-optimization/41012
148 * tree-flow.h : New external interface.
149 * gimple-low.c (check_call_arg): Change to public function.
150 Remove argument mismatch check in lowering.
151 * tree-inline.h (tree_can_inline_p): Interface change.
152 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
154 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
155 Call change to tree_can_inline_p function.
156 (cgraph_decide_inlining_incrementally): Ditto.
158 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
160 PR tree-optimization/41031
161 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
162 on the partition variable rather than promote_mode on the source
163 type. Assert that the partition variable's type has the same
164 mode as the source value's.
166 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
168 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
170 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
172 * calls.c (expand_call): Fix typo.
173 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
175 * stmt.c (expand_value_return): Use promote_function_mode to copy out
177 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
178 * config/cris/cris.c (cris_promote_function_mode): Likewise.
179 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
180 * config/pa/pa.c (pa_promote_function_mode): Likewise.
182 2009-08-11 Andrew Haley <aph@redhat.com>
184 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
186 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
189 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
191 2009-08-12 Richard Guenther <rguenther@suse.de>
193 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
194 * gimplify.c (gimplify_modify_expr): Do not use
195 lang_hooks.types_compatible_p.
196 * tree-ssa.c (useless_type_conversion_p): For aggregates
197 just return false if the canonical types differ.
199 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
202 * sese.c (convert_for_phi_arg): New.
203 (add_guard_exit_phis): Use convert_for_phi_arg.
205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
207 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
208 unknown subscript upper bounds.
210 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
211 Pranav Garg <pranav.garg2107@gmail.com>
213 * graphite-interchange.c (gather_access_strides): Removed.
214 (ppl_max_for_le): New.
215 (build_linearized_memory_access): New.
216 (memory_stride_in_loop): New.
217 (pbb_interchange_profitable_p): Reimplemented.
218 * graphite-ppl.h (ppl_new_id_map): New.
219 (ppl_interchange): New.
221 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
223 * graphite-interchange.c (compute_subscript): Removed.
224 (compute_array_size_cstr): Removed.
225 (compute_array_size_poly): Removed.
226 (compute_array_size): Removed.
227 (gather_access_strides_poly): Removed.
228 (gather_access_strides): Empty.
230 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
232 * graphite-dependences.c (dependence_polyhedron_1): Replace
233 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
234 (graphite_legal_transform_dr): Same.
235 (graphite_carried_dependence_level_k): Same.
236 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
237 Initialize PDR_NB_SUBSCRIPTS.
238 (print_pdr_access_layout): Replace pdr_nb_subscripts with
240 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
241 (PDR_NB_SUBSCRIPTS): New.
242 (pdr_nb_subscripts): Removed.
243 (pdr_dim): Simplified.
244 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
245 with PDR_NB_SUBSCRIPTS.
247 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite-interchange.c (compute_array_size): Remove use of
251 * graphite-poly.c (new_poly_dr): Remove argument data_container.
252 Do not initialize PDR_DATA_CONTAINER.
253 (print_pdr): Do not print PDR_DATA_CONTAINER.
254 * graphite-poly.h (struct poly_dr): Remove data_container field.
255 (PDR_DATA_CONTAINER): Removed.
256 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
258 (build_poly_dr): Same.
260 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
261 Sebastian Pop <sebastian.pop@amd.com>
263 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
264 copy of the dependence polyhedron. Free the temporary objects.
265 (graphite_carried_dependence_level_k): Free unused objects before
268 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
269 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
270 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
271 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
272 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
274 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
276 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
277 Early return without analyzing the data dependences if no
278 transform has been done. Call restore_scattering if the transform
280 (graphite-interchange.c): Same.
281 * graphite-poly.c (print_scattering_function): Test for
283 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
284 (apply_poly_transforms): Do not gcc_assert that
285 the transform is legal.
286 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
287 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
288 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
289 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
290 * graphite-poly.h (struct poly_scattering): New.
291 (struct poly_bb): Add original, transformed, and saved fields.
292 Remove transformed_scattering, original_scattering,
293 nb_local_variables and nb_scattering_transform fields.
294 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
295 (poly_scattering_new): New.
296 (poly_scattering_free): New.
297 (poly_scattering_copy): New.
298 (store_scattering_pbb): New.
299 (store_scattering): New.
300 (restore_scattering_pbb): New.
301 (restore_scattering): New.
302 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
303 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
305 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
307 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
310 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
312 * Makefile.in (graphite.o): Depends on PREDICT_H.
313 * graphite.c: Include predict.h.
314 (graphite_finalize): Call tree_estimate_probability.
315 * predict.c (predict_loops): Do not call scev_initialize and
317 (tree_estimate_probability_bb): New.
318 (tree_estimate_probability): Do not initialize loops: move that
319 code to the driver. Call tree_estimate_probability_bb.
320 (tree_estimate_probability_driver): New.
321 (pass_profile): Use tree_estimate_probability_driver.
322 * predict.h (tree_estimate_probability): Declared.
324 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
326 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
327 * graphite-dependences.c (graphite_legal_transform): Add time to
328 TV_GRAPHITE_DATA_DEPS.
329 (dependency_between_pbbs_p): Same.
330 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
332 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
334 PR rtl-optimization/41033
335 * alias.c (nonoverlapping_component_refs_p): Punt when strict
336 aliasing is disabled.
338 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
340 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
341 si_mask_operand, and_load_operand, low_bitmask_operand,
342 and_reg_operand, and_operand): New predicates.
343 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
344 * config/mips/mips.c (and_operands_ok): New function.
345 * config/mips/mips-protos.h (and_operands_ok): Declare it.
346 * config/mips/mips.md (move_type): Add ext_ins and logical.
348 (and<mode>3): Use and_reg_operand as the second operand's predicate.
349 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
350 shift_shift. Remove commutative constraint modifier.
351 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
353 (*clear_upper32_dext): Remove define_insn_and_split.
354 (*clear_upper32): Turn this define_insn_and_split ...
355 (splitter for ANDing register with 0xffff_ffff): .. into this.
357 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
359 * combine.c (try_widen_shift_mode): Factor out code to check if an
360 integer constant is a low-order bitmask from here ...
361 * rtlanal.c (low_bitmask_len): ... to here.
362 * rtl.h (low_bitmask_len): Declare.
364 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
367 * config/alpha/alpha.md (addsi3): Remove expander.
368 (addsi3): Rename from *addsi3_internal insn pattern.
369 (subsi3): Remove expander.
370 (subsi3): Rename from *subsi3_internal insn pattern.
372 2009-08-11 Douglas B Rupp <rupp@gnat.com>
374 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
377 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
378 Eric Botcazou <botcazou@adacore.com>
379 Douglas B Rupp <rupp@gnat.com>
381 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
382 that records that fit in 64 bits are returned by immediate value,
383 as required by OpenVMS Calling Standard.
384 (function_value): Adjust for above modification.
385 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
386 virtual_incoming_args_rtx as base object, not next_arg.
387 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
389 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
391 * reload.c (find_reloads_subreg_address): Check the original
392 req_equiv_mem address to detect the case where an address is
393 not valid in the outer mode.
395 2009-08-11 Richard Guenther <rguenther@suse.de>
398 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
400 2009-08-10 Douglas B Rupp <rupp@gnat.com>
402 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
403 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
405 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
406 Douglas B Rupp <rupp@gnat.com>
408 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
409 PT_STACK when frame_pointer_needed on OpenVMS.
410 (alpha_pv_save_size, alpha_using_fp): Remove.
411 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
412 with proper processing for PT_NULL.
413 (alpha_vms_initial_elimination_offset): New function. Support for
414 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
415 (alpha_sa_size): Force procedure type to PT_STACK when
416 frame_pointer_needed on OpenVMS.
417 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
418 (alpha_using_fp): Likewise.
419 (alpha_vms_can_eliminate): Add prototype.
420 (alpha_vms_initial_elimination_offset): Likewise.
421 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
422 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
424 2009-08-10 Eric Botcazou <botcazou@adacore.com>
425 Douglas B Rupp <rupp@gnat.com>
427 * config/alpha/alpha.c (common_object_handler): New function.
428 (vms_attribute_table): Declare a single attribute "common_object".
429 (vms_output_aligned_decl_common): New global function.
430 (SECTION_VMS_OVERLAY): Delete.
431 (SECTION_VMS_GLOBAL): Likewise.
432 (SECTION_VMS_INITIALIZE): Likewise.
433 (vms_asm_named_section): Remove support for above flags.
434 (vms_section_type_flags): Delete.
435 (TARGET_SECTION_TYPE_FLAGS): Likewise.
436 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
437 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
438 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
440 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
443 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
444 (sub_ddmmss): Likewise.
446 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
449 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
452 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
455 * reload1.c (reload_as_needed): Use cancel_changes to completely
456 undo a failed replacement attempt.
458 2009-08-10 Richard Guenther <rguenther@suse.de>
461 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
462 (useless_type_conversion_p): ... here. Require pointer targets
465 2009-08-10 Dodji Seketeli <dodji@redhat.com>
468 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
469 loose the original type of the statement list.
471 2009-08-09 Douglas B Rupp <rupp@gnat.com>
473 * config/alpha/alpha.c: Include libfuncs.h
474 (avms_asm_output_extern): New function.
475 (alpha_init_libfuncs): Init some decc libfuncs.
476 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
477 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
478 (DO_CRTL_NAMES): Define.
480 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
481 (LONG_TYPE_SIZE): Define.
482 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
483 (SUBTARGET_SWITCHES): Define malloc64 switch.
484 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
485 (MASK_RETURN_ADDR): Define.
486 doc/invoke.texi (mmalloc64): Document switch.
488 2009-08-09 Olivier Hainque <hainque@adacore.com>
489 Douglas B Rupp <rupp@gnat.com>
491 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
492 uses_condition_handler.
493 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
494 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
495 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
496 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
497 (code_for_builtin): New insn codes for the new alpha_builtins.
498 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
499 (alpha_sa_size): Account for uses_condition_handler.
500 (alpha_expand_prologue): Likewise.
501 (alpha_start_function): Likewise.
502 (alpha_expand_epilogue): Likewise.
503 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
504 establish/revert expanders.
505 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
506 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
507 New expander, resorting to the alpha.c associated function.
508 (builtin_revert_vms_condition_handler): Likewise.
509 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
510 __gcc_shell_handler, the static VMS condition handler used as
511 an indirection wrapper to the current dynamically established
513 * config/alpha/vms-unwind.h: Complete rewrite.
514 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
515 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
517 2009-08-09 Eric Botcazou <botcazou@adacore.com>
518 Douglas B Rupp <rupp@gnat.com>
520 * config/alpha/alpha.c (alpha_links): Add 'target' field.
521 (alpha_need_linkage): Handle aliases. Return function symbol.
522 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
523 Use ultimate alias target for the linkage name.
524 * config/alpha/alpha.md (movmemdi): Use the symbol returned
525 by alpha_need_linkage for the function symbol.
526 (setmemdi): Likewise.
528 2009-08-09 Douglas B Rupp <rupp@gnat.com>
530 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
531 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
532 (ASM_WEAKEN_LABEL): Define.
533 (CRT_CALL_STATIC_FUNCTION): Define.
534 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
535 (ENDFILE_SPEC): Define.
536 (INIT_SECTION_ASM_OP): Define.
537 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
538 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
540 (MULTILIB_OSDIRNAMES): Define.
541 (shlib_version): Define.
543 (SHLIB_OBJS): Define.
544 (SHLIB_NAME): Define.
545 (SHLIB_MULTILIB): Define.
546 (SHLIB_INSTALL): Define.
547 (SHLIB_SYMVEC): Define.
548 (SHLIB_SYMVECX2): Define.
549 (SHLIB_LINK): Define.
551 2009-08-09 Douglas B Rupp <rupp@gnat.com>
553 * config/alpha/alpha.c (alpha_initialize_trampoline):
554 Initialize VMS trampoline IAW ABI for bounded procedure calls.
555 (alpha_start_function): Emit transfer address on nested functions
556 for VMS trampoline call.
557 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
558 since no longer used.
559 * config/alpha/vms-tramp.asm: Remove.
560 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
561 since now only data initialized at runtime.
563 2009-08-09 Douglas B Rupp <rupp@gnat.com>
565 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
566 (LINK_GCC_C_SEQUENCE_SPEC): Define.
567 (MD_EXEC_PREFIX): Remove, no longer used.
568 (MD_STARTFILE_PREFIX): Likewise.
569 (INCLUDE_DEFAULTS): Likewise.
570 * config/alpha/t-vms:
571 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
573 2009-08-09 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/41016
576 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
577 (operand_precision): Remove.
578 (integral_operand_p): Likewise.
579 (recognize_single_bit_test): Adjust.
581 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
583 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
584 operation overflows. Likewise non-cast unary arithmetic.
585 If one arm of a conditional expression is always taken,
586 inhibit evaluation warnings for the other arm. Likewise inhibit
587 evaluation warnings for the second && or || operand if the first
588 operand is enough to determine the result.
589 * c-typeck.c (build_conditional_expr): Apply the same inhibition
591 (build_binary_op): Prevent duplicate evaluation warnings.
593 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
595 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
596 and destination have different modes, Use promote_mode to
597 determine the signedness of the conversion. Assert that the
598 promoted source mode matches the destination mode. Don't pass
599 the destination and destination mode to expand_expr if the source
600 mode is different. Simplify conversion logic.
602 2009-08-09 Ira Rosen <irar@il.ibm.com>
604 PR tree-optimization/41008
605 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
606 from condition only in case it's a comparison. Adjust checks.
608 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
610 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
611 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
612 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
613 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
614 (dump_cand): Handle them.
615 (struct iv_cand): New members COST_STEP and AINC_USE.
616 (stmt_after_increment): Likewise.
617 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
618 callers changed. Use gimple_uid comparison instead of scanning.
619 (add_candidate_1): When looking for identical candidates, take
620 AINC_USE into account. Set it for new candidates.
621 (force_expr_to_var_cost): Cast target_spill_cost to int.
622 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
623 All callers changed. Check for availability of autoinc addressing
624 modes, both in general for a given mode, and in the specific use case.
625 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
627 (get_computation_cost): Likewise.
628 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
629 add_autoinc_candidates): New static functions.
630 (add_candidate): Call add_autoinc_candidates for candidates based on
632 (find_iv_candidates): Call set_autoinc_for_original_candidates.
633 (determine_use_iv_cost_address): If we have an autoinc candidate at
634 the matching use, verify autoinc is possible and subtract the cost
635 of the candidate's step from the cost.
636 (determine_iv_cost): Record the cost of the increment in the COST_STEP
637 member of the candidate.
638 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
639 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
641 2009-08-09 Douglas B Rupp <rupp@gnat.com>
643 * config.build (ia64-hp-*vms*): New target.
644 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
646 * config.gcc (ia64-hp-*vms*): New target.
647 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
649 * config.host (ia64-hp-*vms*): New target.
650 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
653 2009-08-08 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/40991
656 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
658 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
660 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
661 mode check. Do truncations in an integer mode.
662 (force_to_mode): Handle subregs for all mode types. Only do
663 arithmetic simplifications on integer modes.
665 2009-08-07 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/40999
668 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
669 (maybe_fold_reference): Lookup constant initializers.
670 (fold_gimple_assign): Likewise.
672 2009-08-07 Richard Guenther <rguenther@suse.de>
674 * tree-ssa.c (useless_type_conversion_p_1): Only for types
675 that require structural equality defer to the langhook.
677 2009-08-07 Martin Jambor <mjambor@suse.cz>
679 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
681 (struct ipa_pass_through_data): New type.
682 (struct ipa_ancestor_jf_data): New type.
683 (union jump_func_value): Removed field formal_id, added fields
684 pass_through and ancestor.
685 (struct ipa_param_call_note): Changed type of formal_id to int from
687 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
688 operations jump functions and ancestor jump functions.
689 (compute_complex_pass_through): New function.
690 (compute_scalar_jump_functions): Call compute_complex_pass_through,
691 reflect changes in the jump function strucutre.
692 (update_jump_functions_after_inlining): Ignore complex pass-through
693 and ancestor jump functions.
694 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
695 polynomial pass-through with operation jump functions.
697 2009-08-07 Jakub Jelinek <jakub@redhat.com>
699 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
700 fde->dw_fde_begin as begin label instead of hot/cold label.
701 Use LLSDAC label instead of LLSDA for second section lsda.
702 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
703 label instead of LLSDA if it is true.
704 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
706 * except.c (add_call_site, dw2_size_of_call_site_table): Add
707 SECTION argument. Use it as index into crtl->eh.call_site_record
709 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
710 use it to determine how to print table entries instead of using
711 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
712 label instead of normal begin label as base.
713 (sjlj_assign_call_site_values): Adjust add_call_site caller.
714 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
715 ensure no EH range spans between sections and that landing pads
716 are always in the corresponding section.
717 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
718 for crtl->eh.call_site_record being an array rather than scalar.
719 (output_one_function_exception_table): New function, copied
720 from output_function_exception_table. Adjust
721 dw2_size_of_call_site_table, dw2_output_call_site_table
722 callers. For SECOND section use *C suffixed labels.
723 (output_function_exception_table): Call
724 output_one_function_exception_table and, when doing hot/cold
725 partitioning, also another time for the second section.
726 * opts.c: Include except.h.
727 (decode_options): Allow -freorder-blocks-and-partition with
728 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
729 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
730 * function.h (struct rtl_eh): Change call_site_record from
731 scalar into array of 2 elements.
733 2009-08-07 Martin Jambor <mjambor@suse.cz>
735 * ipa-prop.c (count_formal_params_1): New function.
736 (ipa_get_vector_of_formal_parms): New function.
737 (get_vector_of_formal_parm_types): New function.
738 (ipa_modify_formal_parameters): New function.
739 (ipa_modify_call_arguments): New function.
740 (index_in_adjustments_multiple_times_p): New function.
741 (ipa_combine_adjustments): New function.
742 (ipa_dump_param_adjustments): New function.
743 * ipa-prop.h (struct ipa_parm_adjustment): New type.
744 (ipa_get_vector_of_formal_parms): Declare.
745 (ipa_modify_formal_parameters): Declare.
746 (ipa_modify_call_arguments): Declare.
747 (ipa_combine_adjustments): Declare.
748 (ipa_dump_param_adjustments): Declare.
749 (build_ref_for_offset): Declare.
750 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
751 * tree-sra.c: Include ipa-prop.c.
752 (build_ref_for_offset): Make public.
754 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
756 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
758 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
760 * gcc/doc/extend.texi (__builtin_extract_return_address)
761 (__builtin_frob_return_address): Document.
763 2009-08-06 Paul Brook <paul@codesourcery.com>
765 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
766 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
767 implementation on ARMv6-M.
769 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
771 * doc/extend.texi (pcs): Document new attribute for ARM.
773 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
775 * arm.c (pcs_attribute_args): Comment out unsupported attribute
778 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
780 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
783 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
785 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
787 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
789 Merge ARM/hard_vfp_branch to trunk.
791 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
793 * arm.c (libcall_eq): New function.
794 (libcall_hash): New function.
795 (add_libcall): New function.
796 (arm_libcall_uses_aapcs_base): New function.
797 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
798 libcalls using the base PCS.
799 (arm_init_cumulative_args): Likewise.
801 2009-07-20 Joseph Myers <joseph@codesourcery.com>
803 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
804 Use base ABI for conversion libfuncs between HFmode and SFmode.
806 2009-05-12 Joseph Myers <joseph@codesourcery.com>
808 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
809 V4SImode as representatives of all 64-bit and 128-bit vector
810 types. Allow vector types without vector modes.
811 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
812 without vector modes like BLKmode.
813 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
814 BLKmode. Avoid unsupported vector modes or TImode moves for
816 (aapcs_vfp_allocate_return_reg): Likewise.
817 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
818 V8QImode if TARGET_NEON || TARGET_IWMMXT.
820 2009-05-12 Joseph Myers <joseph@codesourcery.com>
822 * config/arm/arm.c (arm_handle_pcs_attribute): New.
823 (arm_get_pcs_model): Pass attribute arguments to
824 arm_pcs_from_attribute.
825 (arm_init_cumulative_args): Use base AAPCS for conversions from
826 floating-point types to DImode.
827 (arm_attribute_table): Add pcs attribute.
828 (arm_handle_pcs_attribute): New.
829 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
830 conversions from floating-point types to DImode, also declare them
831 to use base AAPCS and declare functions they call to use base
832 AAPCS and their RTABI names.
834 2009-05-12 Joseph Myers <joseph@codesourcery.com>
836 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
837 -mfloat-abi=hard not being supported for VFP.
839 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
841 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
842 SYMBOL_REF to hard_libcall_value.
844 2009-03-05 Joseph Myers <joseph@codesourcery.com>
845 Richard Earnshaw <rearnsha@arm.com>
847 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
848 has been put on the stack, all remaining co-processory arguments for
849 that co-processor also go on the stack.
851 2009-03-05 Joseph Myers <joseph@codesourcery.com>
853 * config/arm/arm.c (arm_return_in_memory): Handle returning
854 vectors of suitable size in registers also for AAPCS case.
856 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
858 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
860 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
862 ARM Hard-VFP calling convention
863 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
864 * target.h (gcc_target): Add libcall_value to table of call hooks.
865 * targhooks.h (default_libcall_value): Default implementation.
866 * targhooks.c (default_libcall_value): Likewise.
867 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
868 * optabs.c (expand_unop): Use it.
869 * expr.h (hard_libcall_value): Pass the function RTX through.
870 * calls.c (emit_library_call_value_1): Update call to
872 * explow.c (hard_libcall_value): Use new target hook.
873 * testsuite/lib/target-supports.exp
874 (check_effective_target_arm_hard_vfp_ok): New hook.
875 (check_effective_target_arm_neon_ok): Improve test for neon
877 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
878 * config/arm/arm.c: Include cgraph.h
879 (TARGET_FUNCTION_VALUE): Override default hook.
880 (arm_pcs_default): New variable.
881 (arm_override_options): Don't fault hard calling convention with VFP.
882 Add support for AAPCS variants.
883 (arm_function_value): Make static. Handle AAPCS variants.
884 (arm_libcall_value): New function.
885 (arm_apply_result_size): Handle VFP registers in results.
886 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
888 (pcs_attribute_args): New variable.
889 (arm_pcs_from_attribute): New function.
890 (arm_get_pcs_model): New function.
891 (aapcs_vfp_cum_init): New function.
892 (aapcs_vfp_sub_candidate): New function.
893 (aapcs_vfp_is_return_candidate): New function.
894 (aapcs_vfp_is_call_candidate): New function.
895 (aapcs_vfp_allocate): New function.
896 (aapcs_vfp_allocate_return_reg): New function.
897 (aapcs_vfp_advance): New function.
898 (aapcs_cp_arg_layout): New variable.
899 (aapcs_select_call_coproc): New function.
900 (aapcs_select_return_coproc): New function.
901 (aapcs_allocate_return_reg): New function.
902 (aapcs_libcall_value): New function.
903 (aapcs_layout_arg): New function.
904 (arm_init_cumulative_args): Initialize AAPCS args data.
905 (arm_function_arg): Handle AAPCS variants using new interface.
906 (arm_arg_parital_bytes): Likewise.
907 (arm_function_arg_advance): New function.
908 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
910 (arm_setup_incoming_varargs): Handle new AAPCS args data.
911 * arm.h (NUM_VFP_ARG_REGS): Define.
912 (LIBCALL_VALUE): Update.
913 (FUNCTION_VALUE): Delete.
914 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
916 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
917 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
918 (FUNCTION_ARG_REGNO_P): Add VFP regs.
919 * arm-protos.h (arm_function_arg_advance): Add.
920 (aapcs_libcall_value): Add.
921 (arm_function_value): Delete.
923 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
924 H.J. Lu <hongjiu.lu@intel.com>
927 * config/i386/i386.c (standard_sse_mode_p): Remove.
928 (standard_sse_constant_p): Return 2 for integer mode
929 vector_all_ones_operand when SSE2 is enabled.
930 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
931 (ix86_expand_vector_move): Do not check for negative values from
932 standard_sse_constant_p.
934 2009-08-06 Richard Guenther <rguenther@suse.de>
936 * tree-ssa.c (useless_type_conversion_p_1): Make function and
937 array type comparisons frontend independent.
938 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
940 out array reference lower bound and element size operands.
941 (ao_ref_init_from_vn_reference): Properly compute the offset
943 (vn_reference_fold_indirect): Fill out array reference lower
944 bound and element size operands.
945 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
946 a non gimple valued reference operand which can happen for
947 array reference lower bound or element size.
948 (create_component_ref_by_pieces_1): Properly generate the
949 element size operand for array references.
951 2009-08-06 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/40964
954 * tree.c (iterative_hash_host_wide_int): Export.
955 * tree.h (iterative_hash_host_wide_int): Declare.
956 * tree-ssa-structalias.c (heapvar_map): New struct.
957 (heapvar_map_eq): New function.
958 (heapvar_map_hash): Likewise.
959 (heapvar_lookup): Adjust.
960 (heapvar_insert): Likewise.
961 (make_constraint_from_heapvar): Allow multiple heap variables
962 per decl at different offsets.
963 (init_alias_heapvars): Adjust.
965 2009-08-04 David Daney <ddaney@caviumnetworks.com>
967 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
968 * mips_output_sync_loop (mips_output_sync_loop): Only emit
969 trailing sync if TARGET_SYNC_AFTER_SC.
971 2009-08-05 David Daney <ddaney@caviumnetworks.com>
973 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
974 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
975 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
976 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
977 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
978 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
979 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
980 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
981 test_and_set_12): Rewrite calls to mips_output_sync_loop.
982 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
983 the prototype declaration match the definition.
984 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
985 instructions explicitly. Add barrier_before and operands
987 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
988 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
989 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
990 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
991 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
992 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
994 2009-08-05 Andrew Pinski <pinskia@gmail.com>
996 * tree-ssa-alias.c: Fix intervals to use [) syntax.
998 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
999 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1002 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1005 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1007 PR rtl-optimization/40924
1008 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1009 make sure canon_rtx (mem_address) isn't simpler than
1010 canon_rtx (expanded_mem_address).
1012 2009-08-05 Li Feng <nemokingdom@gmail.com>
1014 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1016 (build_scop_drs): Build alias set for each SCoP.
1018 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1020 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1021 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1022 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1023 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1024 (BASE_DRIVER_SELF_SPECS): Likewise.
1026 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1028 * tree-ssa-alias.c: Fix some comment typos.
1030 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1032 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1033 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1035 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1038 * simplify-rtx.c (simplify_binary_operation_1): Disable
1039 simplifications for decimal float operations.
1041 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1044 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1045 operand of INDIRECT_REF.
1047 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1049 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1050 constants referencing TLS symbols.
1052 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1054 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1055 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1057 2009-08-03 Richard Guenther <rguenther@suse.de>
1059 * tree.c (make_vector_type): Build a main variant first,
1060 get the canonical one and then build the variant.
1061 * tree-ssa.c (useless_type_conversion_p_1): Handle
1063 (useless_type_conversion_p): Conversions to pointers to
1064 incomplete record types are useless.
1066 2009-08-03 Richard Guenther <rguenther@suse.de>
1068 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1069 file will be created.
1070 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1071 * toplev.c (compile_file): Adjust comment.
1073 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1075 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1076 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1077 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1078 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1079 (sh_promote_function_mode): Fix typo.
1081 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1083 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1085 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1087 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1088 declaration arguments.
1090 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1092 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1093 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1094 (ix86_split_ashl): Ditto.
1095 (ix86_expand_vector_init_one_nonzero): Ditto.
1096 (ix86_expand_vector_set): Ditto.
1097 (ix86_expand_reduc_v4sf): Ditto.
1099 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1101 * explow.c (promote_function_mode): Remove assert.
1102 * config/sh/sh.c (sh_promote_function_mode): Declare.
1104 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1106 * config/pa/pa.c (pa_promote_function_mode): Declare.
1107 Change to static. Fix promote_mode call.
1109 * gthr-dce.h (CONST_CAST2): Define if not defined.
1110 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1112 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1114 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1116 * expr.c (store_constructor): Use promote_decl_mode. Remove
1117 now write-only variable unsignedp.
1118 (expand_expr_real_1): Use promote_decl_mode.
1119 * expr.h (promote_function_mode, promote_decl_mode): New.
1120 (promote_mode): Remove last argument.
1121 * function.c (assign_temp): Drop last argument of promote_mode.
1122 (assign_parm_find_data_types): Use promote_function_mode.
1123 (assign_parm_setup_reg): Likewise.
1124 (expand_function_end): Use promote_function_mode.
1125 * calls.c (initialize_argument_information): Use promote_function_mode.
1126 (precompute_arguments): Use promote_mode instead of checking if
1127 only PROMOTE_FUNCTION_MODE is defined.
1128 (expand_call): When making sibcall decisions, use promote_function_mode.
1129 Below, remove an if for targetm.calls.promote_function_return and
1130 and use promote_function_mode.
1131 (emit_library_call_value_1): Use promote_function_mode, fix bug
1132 where promote_mode was passed FOR_CALL == 0 for a return value in an
1134 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1135 * explow.c (promote_function_mode, promote_decl_mode): New.
1136 (promote_mode): Keep only the FOR_CALL == 0 case.
1137 * combine.c (setup_incoming_promotion): Remove test of
1138 promote_function_args. Use promote_function_mode.
1139 * stmt.c (expand_value_return): Use promote_decl_mode.
1140 (expand_decl): Use promote_decl_mode.
1142 * expr.c (store_constructor): Use promote_decl_mode. Remove
1143 now write-only variable unsignedp.
1144 (expand_expr_real_1): Use promote_decl_mode.
1145 * expr.h (promote_function_mode, promote_decl_mode): New.
1146 (promote_mode): Remove last argument.
1147 * function.c (assign_temp): Drop last argument of promote_mode.
1148 (assign_parm_find_data_types): Use promote_function_mode.
1149 (assign_parm_setup_reg): Likewise.
1150 (expand_function_end): Use promote_function_mode.
1151 * calls.c (initialize_argument_information): Use promote_function_mode.
1152 (precompute_arguments): Use promote_mode instead of checking if
1153 only PROMOTE_FUNCTION_MODE is defined.
1154 (expand_call): When making sibcall decisions, use promote_function_mode.
1155 Below, remove an if for targetm.calls.promote_function_return and
1156 and use promote_function_mode.
1157 (emit_library_call_value_1): Use promote_function_mode, fix bug
1158 where promote_mode was passed FOR_CALL == 0 for a return value in an
1160 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1161 * explow.c (promote_function_mode, promote_decl_mode): New.
1162 (promote_mode): Keep only the FOR_CALL == 0 case.
1163 * combine.c (setup_incoming_promotion): Remove test of
1164 promote_function_args. Use promote_function_mode.
1165 * stmt.c (expand_value_return): Use promote_decl_mode.
1166 (expand_decl): Use promote_decl_mode.
1168 * explow.c (promote_function_mode): Just call the target hook.
1169 * targhooks.c (default_promote_function_mode,
1170 default_promote_function_mode_always_promote): New.
1171 * targhooks.h (default_promote_function_mode,
1172 default_promote_function_mode_always_promote): Declare.
1173 * target.h (promote_function_args, promote_function_return): Remove.
1174 (promote_function_mode): New.
1175 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1176 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1177 (TARGET_PROMOTE_FUNCTION_MODE): New.
1178 (TARGET_CALLS): Adjust.
1179 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1180 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1182 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1183 * config/s390/s390.c (s390_promote_function_mode): ... here,
1184 with pointer handling.
1185 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1186 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1188 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1189 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1190 with pointer handling.
1191 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1192 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1194 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1195 * config/sh/sh.c (sh_promote_function_mode): New.
1196 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1197 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1199 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1200 * config/cris/cris.c (cris_promote_function_mode): ... here.
1201 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1202 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1204 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1205 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1206 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1207 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1209 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1210 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1211 complex type handling.
1212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1213 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1215 * config/pa/pa.c (pa_promote_function_mode): New.
1216 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1217 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1219 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1220 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1221 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1222 * config/xtensa/xtensa.c: Likewise.
1223 * config/stormy16/stormy16.c: Likewise.
1224 * config/iq2000/iq2000.c: Likewise.
1225 * config/rs6000/rs6000.c: Likewise.
1226 * config/picochip/picochip.c: Likewise.
1227 * config/arc/arc.c: Likewise.
1228 * config/mcore/mcore.c: Likewise.
1229 * config/score/score.c: Likewise.
1230 * config/mips/mips.c: Likewise.
1231 * config/bfin/bfin.c: Likewise.
1232 * config/ia64/ia64.c: Likewise (disabled though).
1234 * config/frv/frv.h: Remove pointless remark.
1236 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1237 TARGET_PROMOTE_FUNCTION_ARGS,
1238 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1239 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1241 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1243 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1244 -floop-parallelize-all.
1245 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1246 flag_loop_parallelize_all.
1247 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1248 * graphite.c (graphite_transform_loops): Same.
1250 * graphite-poly.c (apply_poly_transforms): Same.
1252 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1254 PR tree-optimization/40914
1255 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1256 if set, then check the delta field of the PMF record.
1257 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1258 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1259 call is stored in the delta.
1261 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1263 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1265 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/bsd.h (ASM_BYTE): New define.
1268 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1269 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1270 .byte. Use fputs or putc instead of fprintf where appropriate.
1271 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1272 fputs or putc instead of fprintf where appropriate.
1273 * config/i386/i386elf.h: Ditto.
1274 * config/i386/sysv4.h: Ditto.
1276 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1277 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1278 (*tls_global_dynamic_64): Ditto.
1280 2009-07-31 Christian Bruel <christian.bruel@st.com>
1282 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1284 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1286 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1287 Remove dead code for MINUS.
1289 2009-07-31 Anthony Green <green@moxielogic.com>
1291 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1293 (moxie_expand_epilogue): Ditto for epilogue.
1294 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1296 (moxie_function_arg): Ditto.
1297 (moxie_pass_by_reference): Ditto.
1298 (moxie_arg_partial_bytes): Ditto.
1299 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1300 (FUNCTION_ARG_ADVANCE) Ditto.
1301 (REG_PARM_STACK_SPACE) Ditto.
1302 (FUNCTION_ARG_REGNO_P) Dito.
1304 * config.gcc: Add moxie linux config support.
1305 * gcc/config/moxie/uclinux.h: New file.
1307 2009-07-31 DJ Delorie <dj@redhat.com>
1309 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1310 (UNSPECV_SP_SWITCH_E): New.
1311 (sp_switch_1): Change to an unspec.
1312 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1314 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1315 reference the new stack's address
1317 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1319 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1320 graphite-clast-to-gimple.o, graphite-dependences.o,
1321 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1322 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1323 (graphite-blocking.o,
1324 graphite-clast-to-gimple.o, graphite-dependences.o,
1325 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1326 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1327 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1328 * cfgloop.h (struct loop): Add can_be_parallel field.
1329 * common.opt (fgraphite-identity): Moved up.
1330 (fgraphite-force-parallel): New flag.
1331 * graphite.c: Rewrite.
1332 * graphite.h: Rewrite.
1333 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1335 * toplev.c (graphite_out_file): New file descriptor.
1336 (graphite_in_file): New.
1337 (process_options): flag_graphite_force_parallel cannot be used without
1339 * tree-ssa-loop.c: Include toplev.h.
1340 (gate_graphite_transforms): Enable flag_graphite for
1341 flag_graphite_force_parallel.
1343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1345 * ChangeLog.graphite: New.
1346 * graphite-blocking.c: New.
1347 * graphite-clast-to-gimple.c: New.
1348 * graphite-clast-to-gimple.h: New.
1349 * graphite-dependences.c: New.
1350 * graphite-dependences.h: New.
1351 * graphite-interchange.c: New.
1352 * graphite-poly.c: New.
1353 * graphite-poly.h: New.
1354 * graphite-ppl.c: New.
1355 * graphite-ppl.h: New.
1356 * graphite-scop-detection.c: New.
1357 * graphite-scop-detection.h: New.
1358 * graphite-sese-to-poly.c: New.
1359 * graphite-sese-to-poly.h: New.
1363 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1365 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1366 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1368 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1370 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1371 (scev_is_linear_expression): Return false if the evolution is not
1372 affine multivariate.
1374 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1376 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1377 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1379 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1381 * tree-data-ref.c (debug_data_references): New.
1382 (debug_data_reference): New.
1383 * tree-data-ref.h (debug_data_references): Declared.
1384 (debug_data_reference): Declared.
1386 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1388 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1389 * tree-data-ref.h (scop_p): Removed.
1390 (struct data_reference): Remove field scop.
1392 (stmt_simple_memref_p): Removed.
1394 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1396 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1397 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1402 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1406 * doc/invoke.texi (-fgraphite-identity): Documented.
1408 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1410 * tree-scalar-evolution.c: Fix comment.
1411 (instantiate_scev_1): Return unknow from scev instantiation if the
1412 result is not above instantiate_below.
1414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1416 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1417 static anymore. Instantiate the symbols that may have been introduced
1419 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1422 2009-07-30 DJ Delorie <dj@redhat.com>
1424 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1425 .vliw directive to VLIW sections.
1427 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1429 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1431 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1432 (AUTOHEADER): New variable.
1433 ($(srcdir)/cstamp-h.in): Use it.
1435 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1436 Pat Haugen <pthaugen@us.ibm.com>
1437 Revital Eres <ERES@il.ibm.com>
1439 * config/rs6000/vector.md (VEC_F): Add VSX support.
1443 (vector_load_<mode>): Ditto.
1444 (vector_store_<mode>): Ditto.
1445 (vector GPR move split): Ditto.
1446 (vec_reload_and_plus_<mptrsize>): Ditto.
1447 (vec_reload_and_reg_<mptrsize>): Ditto.
1448 (add<mode>3): Ditto.
1449 (sub<mode>3): Ditto.
1450 (mul<mode>3): Ditto.
1451 (neg<mode>2): Ditto.
1452 (abs<mode>2): Ditto.
1453 (smin<mode>3): Ditto.
1454 (smax<mode>3): Ditto.
1455 (vector_eq<mode>): Ditto.
1456 (vector_gt<mode>): Ditto.
1457 (vector_ge<mode>): Ditto.
1458 (vector_gtu<mode>): Ditto.
1459 (vector_select_<mode>_uns): Ditto.
1460 (vector_eq_<mode>_p): Ditto.
1461 (vector_gt_<mode>_p): Ditto.
1462 (vector_ge_<mode>_p): Ditto.
1463 (vector_gtu_<mode>_p): Ditto.
1464 (cr6_test_for_zero): Ditto.
1465 (cr6_test_for_zero_reverse): Ditto.
1466 (cr6_test_for_lt): Ditto.
1467 (cr6_test_for_lt_reverse): Ditto.
1468 (xor<mode>3): Ditto.
1469 (ior<mode>3): Ditto.
1470 (and<mode>3): Ditto.
1471 (one_cmpl<mode>2): Ditto.
1472 (nor<mode>2): Ditto.
1473 (andc<mode>2): Ditto.
1474 (float<VEC_int<mode>2): Ditto.
1475 (unsigned_float<VEC_int><mode>2): Ditto.
1476 (fix_trunc<mode><VEC_int>2): Ditto.
1477 (fixuns_trunc<mode><VEC_int>2): Ditto.
1479 (vec_set<mode>): Ditto.
1480 (vec_extract<mode>): Ditto.
1481 (vec_interleave_highv4sf): Ditto.
1482 (vec_interleave_lowv4sf): Ditto.
1483 (vec_realign_load_<mode>): Ditto.
1484 (vec_shl_<mode>): Ditto.
1485 (vec_shr_<mode>): Ditto.
1486 (div<mode>3): New patterns for VSX.
1487 (vec_interleave_highv2df): Ditto.
1488 (vec_interleave_lowv2df): Ditto.
1489 (vec_pack_trunc_v2df): Ditto.
1490 (vec_pack_sfix_trunc_v2df): Ditto.
1491 (vec_pack_ufix_trunc_v2df): Ditto.
1492 (vec_unpacks_hi_v4sf): Ditto.
1493 (vec_unpacks_lo_v4sf): Ditto.
1494 (vec_unpacks_float_hi_v4si): Ditto.
1495 (vec_unpacks_float_lo_v4si): Ditto.
1496 (vec_unpacku_float_hi_v4si): Ditto.
1497 (vec_unpacku_float_lo_v4si): Ditto.
1498 (movmisalign<mode>): Ditto.
1499 (vector_ceil<mode>2): New patterns for vectorizing math library.
1500 (vector_floor<mode>2): Ditto.
1501 (vector_btrunc<mode>2): Ditto.
1502 (vector_copysign<mode>3): Ditto.
1504 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1505 predicate for setting the high bit in each word, used for copysign.
1507 * config/rs6000/ppc-asm.h (f19): Whitespace.
1508 (f32-f63): Define if VSX.
1509 (v0-v31): Define if Altivec.
1510 (vs0-vs63): Define if VSX.
1512 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1514 * config/rs6000/power7.md: New file, provide tuning parameters for
1517 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1518 (rs6000_cpu_cpp_builtins): Ditto.
1519 (altivec_overloaded_builtins): Ditto.
1520 (altivec_resolve_overloaded_builtin): Ditto.
1522 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1523 debug switch to disable vectorizing simple math builtin
1526 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1527 Vectorize simple math builtin functions.
1528 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1529 hook to vectorize math builtins.
1530 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1531 (rs6000_builtin_conversion): Add VSX/power7 support.
1532 (rs6000_builtin_vec_perm): Ditto.
1533 (vsplits_constant): Add support for loading up a vector constant
1534 with just the high bit set in each part.
1535 (rs6000_expand_vector_init): Add VSX/power7 support.
1536 (rs6000_expand_vector_set): Ditto.
1537 (rs6000_expand_vector_extract): Ditto.
1538 (rs6000_emit_move): Ditto.
1539 (bdesc_3arg): Ditto.
1540 (bdesc_2arg): Ditto.
1541 (bdesc_1arg): Ditto.
1542 (rs6000_expand_ternop_builtin): Ditto.
1543 (altivec_expand_builtin): Ditto.
1544 (rs6000_expand_unop_builtin): Ditto.
1545 (rs6000_init_builtins): Ditto.
1546 (altivec_init_builtins): Ditto.
1547 (builtin_function_type): Ditto.
1548 (rs6000_common_init_builtins): Ditto.
1549 (rs6000_handle_altivec_attribute); Ditto.
1550 (rs6000_mangle_type): Ditto.
1551 (rs6000_vector_mode_supported_p): Ditto.
1552 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1555 * config/rs6000/vsx.md: New file for VSX support.
1557 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1558 identifing values with just the most significant bit set.
1559 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1560 vectorized builtins.
1562 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1563 (UNSPEC_VRFIM): Delete.
1564 (splitter for loading up vector with most significant bit): New
1565 splitter for vectorizing copysign.
1566 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1567 vectorizing simple math functions.
1568 (altivec_vrfip): Add support for vectorizing simple math functions.
1569 (altivec_vrfim): Ditto.
1570 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1572 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1573 (power7.md, vsx.md): Include for power7 support.
1574 (copysigndf3): Use VSX instructions if -mvsx.
1575 (negdf2_fpr): Ditto.
1576 (absdf2_fpr): Ditto.
1577 (nabsdf2_fpr): Ditto.
1578 (adddf3_fpr): Ditto.
1579 (subdf3_fpr): Ditto.
1580 (muldf3_fpr): Ditto.
1581 (divdf3_fpr): Ditto.
1582 (fix_truncdfdi2_fpr): Ditto.
1583 (cmpdf_internal1): Ditto.
1584 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1585 (btruncdf2, btruncdf2_fpr): Ditto.
1586 (ceildf2, ceildf2_fpr): Ditto.
1587 (floordf2, floordf2_fpr): Ditto.
1588 (floatdidf2, floatdidf2_fpr): Ditto.
1589 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1590 (fmsubdf4_fpr): Ditto.
1591 (fnmadddf4_fpr_1): Ditto.
1592 (fnmadddf4_fpr_2): Ditto.
1593 (fnmsubdf4_fpr_1): Ditto.
1594 (fnmsubdf4_fpr_2): Ditto.
1595 (fixuns_truncdfdi2): Add expander for VSX support.
1596 (fix_truncdfdi2): Ditto.
1597 (fix_truncdfsi2): Ditto.
1599 (btruncsf2): Whitespace.
1600 (movdf_hardfloat32): Add support for VSX registers.
1601 (movdf_softfloat32): Ditto.
1602 (movdf_hardfloat64): Ditto.
1603 (movdf_hardfloat64_mfpgpr): Ditto.
1604 (movdf_softfloat64): Ditto.
1605 (movti splitters): Add check for vector registers supporting
1606 TImode in the future.
1607 (bpermd): Add power7 bpermd instruction.
1609 * config/rs6000/altivec.h (vec_div): Define if VSX.
1613 (vec_nearbyint): Ditto.
1616 (all predicates): Use the generic builtin function, and not the V4SF
1617 specific function so that the predicates will work with VSX's V2DF.
1621 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1622 Document new VSX functions and types.
1624 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1627 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1628 "wa", and "j" constraints. Modify "v" to talk about Altivec
1629 instead of just vector.
1631 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1634 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1635 location for phi arguments.
1636 (rewrite_update_phi_arguments): Find locations for reaching defs.
1637 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1638 Add location to add_phi_arg calls.
1639 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1640 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1641 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1642 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1643 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1644 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1645 * tree-phinodes.c (make_phi_node): Initialize location.
1646 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1647 (add_phi_arg): Add location parameter.
1648 (remove_phi_arg_num): Move location when moving phi argument.
1649 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1651 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1652 slpeel_update_phi_nodes_for_guard1,
1653 slpeel_update_phi_nodes_for_guard2,
1654 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1655 vect_loop_versioning): Set locations.
1656 * tree-parloops.c (create_phi_for_local_result,
1657 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1658 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1659 * tree-vect-loop.c (get_initial_def_for_induction,
1660 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1662 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1663 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1664 (gimple_phi_arg_set_location): New. Set locus.
1665 (gimple_phi_arg_has_location): New. Check for locus.
1666 (redirect_edge_var_map_location): New. Return locus from var_map.
1667 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1668 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1669 combining PHI arguments.
1670 (cond_store_replacement): Set location.
1671 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1672 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1673 scop_add_exit_phis_edge): Add locations.
1674 * tree-cfgcleanup.c (remove_forwarder_block,
1675 remove_forwarder_block_with_phi): Add locations.
1676 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1677 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1679 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1680 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1681 flush_pending_stmts): Add source location.
1682 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1683 stack to preserve locations.
1684 * tree-vect-stmts.c (vectorizable_load): Add location.
1685 * tree-inline.c (copy_phis_for_bb): Copy locus.
1686 (setup_one_parameter): Add call locus to inlined parameter stmts.
1687 (initialize_inlined_parameters): Pass in call location as parameter
1689 (tree_function_versioning): Pass location to setup_one_parameter.
1690 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1691 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1692 copy and edge lists.
1693 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1694 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1695 locus parameter and override the stmt default if provided.
1696 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1697 elim_graph_add_edge, elim_graph_remove_succ_edge,
1698 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1699 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1700 eliminate_phi): Add locus info in elimination graph for each edge and
1702 (insert_backedge_copies): Copy locus if present.
1703 * tree-flow.h (struct _edge_var_map): Add locus field.
1704 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1705 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1706 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1708 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1710 2009-07-30 Martin Jambor <mjambor@suse.cz>
1712 PR tree-optimization/40570
1713 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1716 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1718 * ssa-loop-manip.c: Include langhooks.h.
1719 (rewrite_phi_with_iv): New.
1720 (rewrite_all_phi_nodes_with_iv): New.
1721 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1722 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1723 * tree-parloops.c (loop_parallel_p): Move out all conditions
1724 except dependency check.
1725 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1726 (gen_parallel_loop): Call canonicalize_loop_ivs without
1727 reduction_list argument.
1728 (build_new_reduction): New.
1729 (gather_scalar_reductions): New.
1730 (try_get_loop_niter): New.
1731 (try_create_reduction_list): New.
1732 (parallleize_loops): Change the parallel conditions check.
1733 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1734 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1736 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1738 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1740 * doc/options.texi (Option properties): Mention new quoting syntax.
1742 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1744 * config/alpha/alpha.c (alpha_start_function):
1745 Handle VMS_DEBUG_MAIN_POINTER
1746 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1747 * doc/invoke.texi: Document -mdebug-main switch.
1749 2009-07-29 Richard Henderson <rth@redhat.com>
1751 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1752 (cgraph_create_edge_including_clones): Likewise.
1753 * tree-inline.c (copy_bb): Operate on the correct edges
1754 when updating the callgraph.
1756 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1758 * config/alpha/vms-cc.c: Deleted.
1759 * config/alpha/vms-ld.c: Deleted.
1760 * config/alpha/t-vms64: Moved to config/vms
1761 * config/alpha/vms-crt0-64.c: Moved to config/vms
1762 * config/alpha/vms-crt0.c: Moved to config/vms
1763 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1764 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1765 * config/alpha/xm-vms.h: Moved to config/vms
1766 * config/alpha/x-vms: Moved to config/vms
1767 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1769 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1770 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1772 * config/vms/t-vms64: Moved here from config/alpha
1773 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1774 (argc,argv,envp): Enforce 32bit malloc'ing.
1775 * config/vms/vms-psxcrt0-64.c: Likewise.
1776 * config/vms/vms-crt0.c: Moved here from config/alpha.
1777 * config/vms/vms-psxcrt0.c: Likewise.
1778 * config/vms/vms-crtl-64.h: New file.
1779 * config/vms/vms-crtl.h: New file.
1780 * config/vms/vms.opt: New file.
1781 * config/vms/xm-vms64.h: New file.
1782 * config/vms/xm-vms.h: Moved here from config/alpha.
1783 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1785 * config/vms/x-vms: Moved here from config/alpha.
1786 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1787 (vms-ld.o, vms-cc.o): Removed.
1788 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1790 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1792 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1793 correct stack (obvious VMS fix).
1795 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1797 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1798 date, version info if VMS_DEBUGGING_INFO defined.
1799 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1800 size, date calculating code moved here.
1802 2009-07-29 Paul Brook <paul@codesourcery.com>
1804 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1807 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1810 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1811 to DImode when generating insq_le insn.
1813 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1815 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1816 New macro set for VMS_DEBUGGGING_INFO.
1817 (AT_string_form): Use it.
1819 2009-07-28 DJ Delorie <dj@redhat.com>
1821 * config/mep/mep.c (vtext_section): New.
1822 (vftext_section): New.
1823 (ftext_section): New.
1824 (mep_select_section): Add support for functions.
1825 (mep_unique_section): Likewise.
1826 (mep_asm_init_sections): Likewise.
1827 (mep_encode_section_info): Remove it from here.
1829 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1831 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1833 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1834 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1836 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1838 * dwarf2out.c (output_file_names): Test new macro
1839 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1840 (add_comp_dir_attribute): Likewise.
1842 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1844 * config/i386/mingw-w64.h (LINK_SPEC): Add
1845 separating space between commands.
1847 2009-07-28 Jan Hubicka <jh@suse.cz>
1849 PR tree-optimization/40759
1850 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1853 2009-07-27 DJ Delorie <dj@redhat.com>
1855 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1856 types are dword-aligned.
1857 (mep_expand_va_start): Likewise.
1859 2009-07-27 Olivier Hainque <hainque@adacore.com>
1860 Douglas B Rupp <rupp@gnat.com>
1862 * convert.c (convert_to_pointer): Don't assume the target
1863 pointer type is POINTER_SIZE long. Fetch its precision instead.
1865 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1867 * system.h (fopen): Undefine if macro.
1869 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1871 * dwarf2out.c (output_cfi_p): Removed.
1872 (output_cfis): New function.
1873 (output_fde): New function, split from output_call_frame_info.
1874 (output_call_frame_info): Use it.
1875 (dwarf2out_switch_text_section): Use output_cfis.
1877 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1879 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1880 TARGET_BI_ARCH is specified without enabling SJLJ.
1881 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1882 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1884 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1886 * arm.md (negdi2): Use DImode if forcing a value into a register.
1888 2009-07-26 Ira Rosen <irar@il.ibm.com>
1890 PR tree-optimization/40801
1891 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1892 of vector operand from the previous copy of vector statement.
1893 Pass the correct definition type value to
1894 vect_get_vec_def_for_stmt_copy().
1896 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1899 const char ** conversion.
1901 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1903 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1904 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1905 (gcc_unreachable): Invoke __builtin_unreachable() if
1906 !ENABLE_ASSERT_CHECKING.
1908 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1910 PR rtl-optimization/40445
1911 * emit-rtl.c (next_nonnote_insn_bb): New function.
1912 * rtl.h (next_nonnote_insn_bb): Declare new function.
1913 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1914 with no successors that is the successor of the ENTRY_BLOCK.
1915 Continue from the top after removing an empty fallthrough block.
1916 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1917 of next_nonnote_insn.
1919 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1921 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1923 2009-07-25 Martin Jambor <mjambor@suse.cz>
1925 * c-common.c (c_common_attribute_table): New element for noclone.
1926 (handle_noclone_attribute): New function. Forward-declare.
1927 * tree-inline.c (tree_versionable_function_p): Check for noclone
1929 * doc/extend.texi (Labels as Values): Document need for noclone.
1930 (Function Attributes): Document noclone attribute.
1932 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1934 PR rtl-optimization/34999
1935 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1936 and dw_fde_switched_cold_to_hot fields.
1937 (output_cfi_p): New function.
1938 (output_call_frame_info): If fde->dw_fde_switched_sections,
1939 output 2 FDEs instead of one with corrupted header.
1940 (dwarf2out_do_cfi_startproc): New function.
1941 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1942 and fde->dw_fde_switched_cold_to_hot.
1943 (dwarf2out_switch_text_section): Compute
1944 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1945 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1946 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1947 Otherwise, compute fde->dw_fde_switch_cfi.
1949 2009-07-24 Cary Coutant <ccoutant@google.com>
1951 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1953 2009-07-24 Cary Coutant <ccoutant@google.com>
1955 * cfghooks.c (split_block): Copy discriminator to new block.
1956 * tree-cfg.c (assign_discriminator): Check location of last
1957 instruction in block as well as first.
1959 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/linux.c: Use fputs or putc instead of fprintf
1963 * config/i386/gas.h: Ditto.
1964 * config/i386/x86-64.h: Ditto.
1965 * config/i386/att.h: Ditto.
1967 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1969 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1972 2009-07-24 Martin Jambor <mjambor@suse.cz>
1974 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1975 (ipa_push_func_to_list_1): Declare.
1976 (ipa_push_func_to_list): New function.
1978 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1979 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1980 (ipa_push_func_to_list): Removed.
1981 (ipa_pop_func_from_list): Clear node_enqueued flag.
1983 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1985 * config/s390/s390.c (override_options): Default
1986 max-unrolled-insns to 100 for z10 tuning.
1988 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1990 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1991 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1992 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1993 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1994 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1995 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1996 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1998 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2000 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2001 use default set in mingw32.h header.
2002 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2003 64-bit /mingw/include path.
2004 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2007 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2009 PR rtl-optimization/40209
2010 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2012 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2015 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2016 with the rest of string where appropriate. Use fputs or putc
2017 instead of fprintf where appropriate.
2019 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2020 Pat Haugen <pthaugen@us.ibm.com>
2021 Revital Eres <ERES@il.ibm.com>
2023 * config/rs6000/vector.md: New file. Move most of the vector
2024 expander support here from altivec.md to allow for the VSX vector
2025 unit in the future. Add support for secondary_reload patterns.
2026 Rewrite the patterns for vector comparison, and vector comparison
2027 predicate instructions so that the RTL expresses the desired
2028 behavior, instead of using unspec.
2030 * config/rs6000/constraints.md ("f" constraint): Use
2031 rs6000_constraints to hold the precalculated register class.
2032 ("d" constraint): Ditto.
2033 ("wd" constraint): New constraint for VSX.
2034 ("wf" constraint): Ditto.
2035 ("ws" constraint): Ditto.
2036 ("wa" constraint): Ditto.
2037 ("wZ" constraint): Ditto.
2038 ("j" constraint): Ditto.
2040 * config/rs6000/predicates.md (vsx_register_operand): New
2042 (vfloat_operand): New predicate for vector.md.
2043 (vint_operand): Ditto.
2044 (vlogical_operand): Ditto.
2045 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2046 (easy_vector_constant): Add VSX support.
2047 (altivec_indexed_or_indirect_operand): New predicate for
2048 recognizing Altivec style memory references with AND -16.
2050 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2051 for vector secondary reload support.
2052 (rs6000_vector_reg_class): Delete, replacing it with
2054 (rs6000_vsx_reg_class): Ditto.
2055 (rs6000_constraints): New array to hold the register classes of
2056 each of the register constraints that can vary at runtime.
2057 (builtin_mode_to_type): New static array for builtin function type
2059 (builtin_hash_table): New static hash table for builtin function
2061 (TARGET_SECONDARY_RELOAD): Define target hook.
2062 (TARGET_IRA_COVER_CLASSES): Ditto.
2063 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2064 registers are 128 bits if VSX memory reference instructions are used.
2065 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2067 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2068 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2069 Print several of the scheduling related parameters.
2070 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2071 rs6000_constraints instead of rs6000_vector_reg_class. Move
2072 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2073 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2074 Altivec. Add VSX support. Setup for secondary reload support on
2075 Altivec/VSX registers.
2076 (rs6000_override_options): Make power7 set the scheduling groups
2077 like the power5. Add support for new debug switches to override
2078 the scheduling defaults. Temporarily disable -mcpu=power7 from
2079 setting -mvsx. Add support for debug switches -malways-hint,
2080 -msched-groups, and -malign-branch-targets.
2081 (rs6000_buitlin_conversion): Add support for returning unsigned
2082 vector conversion functions to fix regressions due to stricter
2084 (rs6000_builtin_mul_widen_even): Ditto.
2085 (rs6000_builtin_mul_widen_odd): Ditto.
2086 (rs6000_builtin_vec_perm): Ditto.
2087 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2088 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2090 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2092 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2093 VSX types for bit operations. Changes to accomidate vector.md.
2094 (bdesc_2arg): Ditto.
2095 (bdesc_1arg): Ditto.
2096 (struct builtin_description_predicates): Rewrite predicate
2097 handling so that RTL describes the operation, instead of passing
2098 the instruction to be used as a string argument.
2099 (bdesc_altivec_preds): Ditto.
2100 (altivec_expand_predicate_builtin): Ditto.
2101 (altivec_expand_builtin): Ditto.
2102 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2103 statement for vsldoi support.
2104 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2105 (altivec_expand_st_builtin): Ditto.
2106 (paired_expand_builtin): Whitespace changes.
2107 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2108 builtin_mode_to_type table for secondary reload. Call
2109 builtin_function_type to build random builtin functions.
2110 (altivec_init_builtins): Change to use builtin_function_type to
2111 create builtin function types dynamically as we need them.
2112 (builtin_hash_function): New support for hashing the tree types
2113 for builtin function as we need it, rather than trying to build
2114 all of the trees that we need. Add initial preliminary VSX support.
2115 (builtin_function_type): Ditto.
2116 (builtin_function_eq): Ditto.
2117 (builtin_hash_struct): Ditto.
2118 (rs6000_init_builtins): Ditto.
2119 (rs6000_common_init_builtins): Ditto.
2120 (altivec_init_builtins): Ditto.
2121 (rs6000_common_init_builtins): Ditto.
2122 (enum reload_reg_type): New enum for simplifing reg classes.
2123 (rs6000_reload_register_type): Simplify register classes into GPR,
2124 Vector, and other registers. Altivec and VSX addresses in reload.
2125 (rs6000_secondary_reload_inner): Ditto.
2126 (rs6000_ira_cover_classes): New target hook, that returns the
2127 appropriate cover classes, based on -mvsx being used or not.
2128 (rs6000_secondary_reload_class): Add VSX support.
2129 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2130 (get_vsel_insn): Ditto.
2131 (rs6000_emit_vector_compare): Rewrite vector conditional support
2132 so that where we can, we use RTL operators, instead of blindly use
2134 (rs6000_emit_vector_select): Ditto.
2135 (rs6000_emit_vector_cond_expr): Ditto.
2136 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2137 (create_TOC_reference): Add -mdebug=addr support.
2138 (emit_frame_save): VSX loads/stores need register indexed addressing.
2140 * config/rs6000/rs6000.md: Include vector.md.
2142 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2144 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2145 support for V2DI, V2DF in logical, permute, select operations.
2147 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2148 switch for vsx/power7.
2149 (-mvsx-scalar-memory): Ditto.
2150 (-mvsx-align-128): Ditto.
2151 (-mallow-movmisalign): Ditto.
2152 (-mallow-df-permute): Ditto.
2153 (-msched-groups): Ditto.
2154 (-malways-hint): Ditto.
2155 (-malign-branch-targets): Ditto.
2157 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2159 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2160 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2161 (rs6000_vector_reg_class): Delete.
2162 (rs6000_vsx_reg_class): Ditto.
2163 (enum rs6000_reg_class_enum): New enum for the constraints that
2164 vary based on target switches.
2165 (rs6000_constraints): New array to hold the register class for all
2166 of the register constraints that vary based on the switches used.
2167 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2168 (enum rs6000_builtins): Add unsigned varients for the builtin
2169 declarations returned by target hooks for expanding multiplies,
2170 select, and permute operations. Add VSX builtins.
2171 (enum rs6000_builtin_type_index): Add entries for VSX.
2172 (V2DI_type_node): Ditto.
2173 (V2DF_type_node): Ditto.
2174 (unsigned_V2DI_type_node): Ditto.
2175 (bool_long_type_node): Ditto.
2176 (intDI_type_internal_node): Ditto.
2177 (uintDI_type_internal_node): Ditto.
2178 (double_type_internal_node): Ditto.
2180 * config/rs6000/altivec.md (whole file): Move all expanders to
2181 vector.md from altivec.md. Rename insn matching functions to be
2183 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2184 (altivec_vcmp*): Ditto.
2185 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2186 (VM): New iterator for moves that includes the VSX types.
2187 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2188 (altivec_vperm_<mode>_uns): New, for unsigned types.
2189 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2190 (altivec_eq<mode>): Ditto.
2191 (altivec_gt<mode>): Ditto.
2192 (altivec_gtu<mode>): Ditto.
2193 (altivec_eqv4sf): Ditto.
2194 (altivec_gev4sf): Ditto.
2195 (altivec_gtv4sf): Ditto.
2196 (altivec_vcmpbfp_p): Ditto.
2198 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2200 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2203 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2207 ASM_SHORT instead of .word.
2208 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2209 instead of .word in asm template.
2211 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2214 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2215 (process_bb_node_lives): Use it.
2217 * ira.c (setup_cover_and_important_classes): Don't setup
2218 ira_important_class_nums. Add cover classes to the end of
2220 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2222 (find_reg_class_closure): Use reorder_important_classes.
2224 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2226 * config/i386/i386.c (i386_ira_cover_classes): New function.
2227 (TARGET_IRA_COVER_CLASSES): Redefine.
2229 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2230 importance of order of cover classes in the array.
2232 2009-07-22 Diego Novillo <dnovillo@google.com>
2234 * tree-pass.h (TDF_EH): Define.
2235 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2236 contains TDF_EH, print the EH region number holding GS.
2237 * tree-dump.c (dump_options): Add "eh".
2238 * doc/invoke.texi: Document it.
2240 2009-07-22 Doug Kwan <dougkwan@google.com>
2242 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2244 2009-07-22 Michael Matz <matz@suse.de>
2246 PR tree-optimization/35229
2247 PR tree-optimization/39300
2249 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2250 (inhibit_phi_insertion): New function.
2251 (insert_into_preds_of_block): Call it for REFERENCEs.
2252 (init_pre): Initialize and finalize scalar evolutions.
2253 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2255 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2258 Use CONST_VECTOR_NUNITS to determine number of elements.
2260 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2262 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2263 (U, W): Constraints are now deprecated and will be removed if we
2265 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2267 ("prefetch"): Add the stcmh instruction for prefetching.
2268 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2270 (s390_short_displacement): Return always true if compiling for
2271 machines not providing the long displacement facility.
2272 (s390_mem_constraint): Support the new constraint letter Z.
2273 (s390_check_qrst_address): New function.
2275 2009-07-21 DJ Delorie <dj@redhat.com>
2277 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2280 2009-07-21 Jason Merrill <jason@redhat.com>
2282 * c-common.c (max_tinst_depth): Increase default to 1024.
2284 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2287 (vec_unpacku_float_lo_v4si): Ditto.
2289 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2293 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2294 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2295 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2297 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2299 PR tree-optimization/40813
2300 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2303 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2305 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2306 with a NOP_EXPR if needed.
2308 2009-07-21 Paul Brook <paul@codesourcery.com>
2310 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2311 Terminate debug dump with newline.
2313 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2315 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2316 Cast "1" to unsigned HOST_WIDE_INT.
2317 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2318 deposit length to the maximum length - lsb. Extend length if
2319 HOST_BITS_PER_WIDE_INT is 32.
2321 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2323 * cgraph.h (constant_pool_htab): New function.
2324 (constant_descriptor_tree): Move from varasm.c.
2325 * varasm.c (constant_pool_htab): New function.
2326 (constant_descriptor_tree): Move to cgraph.h.
2328 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2330 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2332 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2334 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2337 2009-07-20 Xinliang David Li <davidxl@google.com>
2339 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2341 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2343 * config/mips/mips.md (move_type): Add arith.
2344 (type): Handle arith.
2345 (zero_extendsidi2): Rename this into ...
2346 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2347 (zero_extendsidi2): New expander.
2348 (*zero_extendsidi2_dext): New pattern.
2350 2009-07-20 Nick Clifton <nickc@redhat.com>
2352 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2353 to set MIPS_ABI_DEFAULT.
2354 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2356 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2358 * tree-object-size.c (addr_object_size): Handle unions with
2359 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2361 PR tree-optimization/40792
2362 * tree.c (build_function_type_skip_args): Remove bogus assert.
2364 2009-07-20 Jan Hubicka <jh@suse.cz>
2365 Martin Jambor <mjambor@suse.cz>
2367 * cgraph.h (combined_args_to_skip): New field.
2368 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2369 combined_args_to_skip and args_to_skip.
2370 * tree-inline.c (update_clone_info): New function.
2371 (tree_function_versioning): Call update_clone_info.
2372 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2374 (cgraph_materialize_all_clones): More extensive dumping, working
2375 with combined_args_to_skip rather than args_to_skip.
2377 2009-07-20 Ira Rosen <irar@il.ibm.com>
2379 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2380 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2381 (get_initial_def_for_reduction): Likewise.
2382 (vectorizable_reduction): Skip the check of first operand in case
2383 of COND_EXPR. Add check that it is outer loop vectorization if
2384 nested cycle was detected. Call vectorizable_condition() for
2385 COND_EXPR. If reduction epilogue cannot be created do not fail for
2386 nested cycles (if it is not double reduction). Assert that there
2387 is only one type in the loop in case of COND_EXPR. Call
2388 vectorizable_condition() to vectorize COND_EXPR.
2389 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2390 Add parameters. Allow nested cycles if called from
2391 vectorizable_reduction(). Use reduction vector variable if provided.
2392 (vect_analyze_stmt): Call vectorizable_reduction() before
2393 vectorizable_condition().
2394 (vect_transform_stmt): Update call to vectorizable_condition().
2396 2009-07-20 Christian Bruel <christian.bruel@st.com>
2398 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2399 * doc/invoke.texi (-mfmovd): Likewise.
2400 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2402 2009-07-20 Jan Hubicka <jh@suse.cz>
2404 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2405 when handling SSA name.
2407 2009-07-19 Jan Hubicka <jh@suse.cz>
2409 PR tree-optimization/40676
2410 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2411 virtual PHIs in empty BBs.
2413 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2415 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2416 re-expanded the compound use gen_lowpart instead to convert to the
2419 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2421 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2422 OUTER_CONST arguments.
2423 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2424 the new wider mode will be masked off.
2425 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2427 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2429 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2430 high-order bits are zero.
2432 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2434 * combine.c (simplify_shift_const_1): Split code to determine
2436 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2437 new bits shifted in are identical to the old sign bit.
2439 2009-07-18 Richard Guenther <rguenther@suse.de>
2442 * gimplify.c (gimplify_call_expr): Reject code using results from
2443 functions returning void.
2445 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2447 * doc/md.texi: Document the new PowerPC "es" constraint.
2448 Document that "m" can include automodified addresses on this target,
2449 and explain how %U must be used. Extend the "Q" and "Z" documentation
2450 to suggest "es" as well as "m".
2451 * config/rs6000/constraints.md (es): New memory constraint.
2452 (Q, Z): Update strings to match new documentation.
2454 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2456 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2457 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2458 * config/rs6000/predicates.md (volatile_mem_operand): Use
2459 offsettable_nonstrict_memref_p.
2460 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2461 (*floatunssidf2_internal): Likewise.
2462 (*fix_truncdfsi2_internal): Likewise.
2463 (*fix_trunctfsi2_internal): Likewise.
2465 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2467 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2469 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2471 2009-07-17 Richard Guenther <rguenther@suse.de>
2474 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2475 (pass_warn_unused_result): Likewise.
2476 (TODO_set_props): Remove.
2477 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2479 (pass_diagnose_omp_blocks): Define.
2480 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2481 (c_gimple_diagnostics_recursively): Remove.
2482 (finish_function): Do not call it.
2483 (c_write_global_declarations): Continue after errors.
2484 Finalize the CU here.
2485 * c-gimplify.c (c_genericize): Do not gimplify here.
2486 * c-common.c (c_warn_unused_result): Move ...
2487 * tree-cfg.c (do_warn_unused_result): ... here.
2488 (run_warn_unused_result): New function.
2489 (gate_warn_unused_result): New function.
2490 (pass_warn_unused_result): New pass.
2491 * c-common.h (c_warn_unused_result): Remove.
2492 * flags.h (flag_warn_unused_result): Declare.
2493 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2494 * opts.c (flag_warn_unused_result): Initialize to false.
2495 * toplev.c (compile_file): Add comment.
2496 * omp-low.c (create_omp_child_function): Do not register
2497 the function with the frontend.
2498 (diagnose_omp_structured_block_errors): Prepare to be
2499 called as optimization pass.
2500 (gate_diagnose_omp_blocks): New function.
2501 (pass_diagnose_omp_blocks): New pass.
2502 * cgraph.h (cgraph_optimize): Remove.
2503 (cgraph_analyze_function): Likewise.
2504 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2505 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2506 before their parents here.
2507 (cgraph_finalize_function): Not here.
2508 (cgraph_analyze_function): Gimplify functions here.
2509 (cgraph_finalize_compilation_unit): Continue after errors.
2510 Optimize the callgraph from here.
2511 (cgraph_optimize): Make static.
2512 * langhooks.c (write_global_declarations): Finalize the CU.
2513 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2514 (gimplify_function_tree): Assert we gimplify only once.
2515 Set PROP_gimple_any property.
2516 * tree-nested.c (gimplify_all_functions): New function.
2517 (lower_nested_functions): Gimplify all nested functions.
2518 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2519 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2520 and pass_diagnose_omp_blocks after gimplification. Do not
2521 set TODO_set_props on all_lowering_passes.
2522 (execute_one_pass): Do not handle TODO_set_props.
2523 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2524 (gimplify.o): Add tree-pass.h dependency.
2525 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2526 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2527 (unsave_r): Likewise.
2528 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2531 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2533 * doc/service.texi (Service): Restore previously removed link,
2534 which isn't broken after all.
2536 2009-07-17 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/40321
2539 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2540 PHI nodes to the maximal set.
2541 (make_values_for_phi): Add PHI arguments to the maximal set.
2542 (execute_pre): Dump PHI_GEN and the maximal set.
2544 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2547 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2550 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2552 * doc/extend.texi (Nested Functions): Replace broken link with
2554 * doc/service.texi (Service): Remove broken link.
2556 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2559 * builtins.c (expand_builtin_memcmp): Use loc instead of
2560 EXPR_LOCATION (exp).
2561 (expand_builtin_strncmp): Likewise.
2563 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2564 Manuel López-Ibáñez <manu@gcc.gnu.org>
2567 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2568 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2569 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2570 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2571 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2572 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2573 tree-inline.c, c-common.c, c-common.h, gimple.c,
2574 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2575 convert.c: Add location argument to fold_{unary,binary,ternary},
2576 fold_build[123], build_call_expr, build_size_arg,
2577 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2578 fold_build1_initializer, fold_build2_initializer,
2579 fold_build3_initializer, fold_build_call_array,
2580 fold_build_call_array_initializer, fold_single_bit_test,
2581 omit_one_operand, omit_two_operands, invert_truthvalue,
2582 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2583 combine_comparisons, fold_builtin_*, fold_call_expr,
2584 build_range_check, maybe_fold_offset_to_address, round_up,
2587 2009-07-16 Jason Merrill <jason@redhat.com>
2590 * c-common.c (c_common_reswords): Add __is_standard_layout
2592 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2593 * doc/implement-cxx.texi: New.
2594 * doc/gcc.texi: Include it.
2596 2009-07-16 DJ Delorie <dj@redhat.com>
2598 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2599 compares that may be indirectly affected by previous instructions.
2601 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * builtins.c (do_mpc_arg2): New.
2604 (fold_builtin_2): Fold builtin cpow.
2605 * real.h (HAVE_mpc_pow): New.
2607 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2609 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2610 comparison to skip unprofitable schedule
2612 2009-07-16 Simon Baldwin <simonb@google.com>
2614 * gcc.c (option_map): New flag -no-canonical-prefixes.
2615 * (display_help): Print help text for new flag.
2616 * (process_command): Move options translation and language specifics
2617 and handle new flag early. Use it to set a function pointer to a
2618 prefix builder. Replace make_relative_prefix calls with calls to
2619 the function pointed to. Ignore new flag in regular options handling.
2620 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2622 2009-07-15 DJ Delorie <dj@redhat.com>
2624 * config/mep/mep.md (sibcall_internal): Change register to avoid
2626 (sibcall_value_internal): Likewise.
2628 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2630 PR rtl-optimization/40710
2631 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2633 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2635 * config/mips/mips.md (*extenddi_truncate<mode>,
2636 *extendsi_truncate<mode>): Change type attribute to move_type
2637 with shift_shift. Split out code handling exts from here ...
2638 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2640 (*extendhi_truncateqi): Change type attribute to move_type with
2641 shift_shift. Split out code handling exts from here ...
2642 (*extendhi_truncateqi_exts): ... to this new pattern.
2644 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2647 instead of "and" with inverted sign bit mask value. Use
2648 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2649 Allocate registers only for operand 4 and operand 5.
2651 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2654 * fold-const.c (fold_cond_expr_with_comparison): When folding
2655 < and <= to MIN, make sure the MIN uses the same type as the
2656 comparison's operands.
2658 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2660 * arm.md (ior_xor): New code iterator.
2661 (split for ior/xor with shift and zero-extend): New split pattern.
2662 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2664 2009-07-15 Richard Guenther <rguenther@suse.de>
2666 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2669 2009-07-15 Richard Guenther <rguenther@suse.de>
2672 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2674 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2676 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2677 handle 2.6.30 kernel.
2679 2009-07-15 DJ Delorie <dj@redhat.com>
2681 * config/mep/mep.md (sibcall_internal): Change register to allow
2682 for 24-bit addresses.
2683 (sibcall_value_internal): Likewise.
2685 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2687 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2688 that are enabled/disabled by the flags introduced by a previous patch.
2690 2009-07-14 DJ Delorie <dj@redhat.com>
2692 * config/mep/mep.md (sibcall_internal): Include non-toggling
2694 (sibcall_value_internal): Likewise.
2696 2009-07-14 Taras Glek <tglek@mozilla.com>
2697 Rafael Espindola <espindola@google.com>
2699 * doc/sourcebuild.texi: Document install-plugin target.
2700 * configure.ac: Added install-plugin target to language makefiles.
2701 * configure: Regenerate.
2702 * Makefile.in: (install-plugin): Install more headers,
2703 depend on lang.install-plugin.
2705 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2707 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2710 2009-07-14 DJ Delorie <dj@redhat.com>
2712 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2713 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2714 * config/mep/mep.md (sibcall_internal): Change test from
2715 mep_vliw_mode_match to mep_vliw_jmp_match.
2716 (sibcall_value_internal): Likewise.
2718 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/sse.md (copysign<mode>3): New expander.
2721 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2722 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2723 Use ix86_build_const_vector.
2724 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2725 IX86_BUILTIN_CPYSGNPD.
2726 (builtin_description): Add __builtin_ia32_copysignps and
2727 __builtin_ia32_copysignpd.
2728 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2729 and BUILT_IN_COPYSIGNF.
2731 2009-07-13 Jason Merrill <jason@redhat.com>
2733 * builtins.c (can_trust_pointer_alignment): New fn.
2734 (get_pointer_alignment): Factor it out from here.
2735 * tree.h: Declare it.
2737 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2739 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2742 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2746 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2748 2009-07-14 Richard Guenther <rguenther@suse.de>
2749 Andrey Belevantsev <abel@ispras.ru>
2752 * cfgexpand.c (partition_stack_vars): Do not bother to update
2753 alias information when not optimizing.
2755 2009-07-14 Richard Guenther <rguenther@suse.de>
2756 Andrey Belevantsev <abel@ispras.ru>
2758 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2759 (pt_solution_set): Likewise.
2760 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2761 * tree-ssa-structalias.c (pt_solution_set): New function.
2762 * final.c (rest_of_clean_state): Free SSA data structures.
2763 * print-rtl.c (print_decl_name): Remove.
2764 (print_mem_expr): Implement in terms of print_generic_expr.
2765 * alias.c (ao_ref_from_mem): New function.
2766 (rtx_refs_may_alias_p): Likewise.
2767 (true_dependence): Query alias-export info.
2768 (canon_true_dependence): Likewise.
2769 (write_dependence_p): Likewise.
2770 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2772 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2773 (mem_expr_equal_p): Use operand_equal_p.
2774 (set_mem_attributes_minus_bitpos): Do not use
2775 component_ref_for_mem_expr.
2776 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2777 (update_alias_info_with_stack_vars): Likewise.
2778 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2779 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2780 explicitly nor clear stmt operands.
2781 Free the decl-to-pointer map.
2782 * tree-optimize.c (execute_free_datastructures): Do not free
2783 SSA data structures here.
2784 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2785 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2786 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2788 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2790 2009-07-13 DJ Delorie <dj@redhat.com>
2792 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2793 unrolling at the right iteration count.
2795 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2798 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2800 * haifa-sched.c (rank_for_schedule): Introduced flags to
2801 enable/disable individual scheduling heuristics.
2802 * common.opt: Introduced flags to enable/disable individual
2803 heuristics in the scheduler.
2804 * doc/invoke.texi: Introduced flags to enable/disable individual
2805 heuristics in the scheduler.
2807 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2809 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2810 config/i386/mingw-tls.c.
2811 * config/i386/mingw-tls.c: Removed.
2813 2009-07-13 Ira Rosen <irar@il.ibm.com>
2815 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2816 checks access only relevant statements.
2817 (vectorizable_reduction): Likewise.
2819 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2821 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2822 just for 32-bit case.
2824 2009-07-12 Jan Hubicka <jh@suse.cz>
2826 PR tree-optimization/40585
2827 * except.c (expand_resx_expr): When there already is resume
2828 instruction, produce linked list.
2829 (build_post_landing_pads): Assert that resume is empty.
2830 (connect_post_landing_pads): Handle resume lists.
2831 (dump_eh_tree): Dump resume list.
2833 2009-07-12 Ira Rosen <irar@il.ibm.com>
2835 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2836 with additional argument.
2837 * tree-vectorizer.h (enum vect_def_type): Add
2838 vect_double_reduction_def.
2839 (vect_is_simple_reduction): Add argument.
2840 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2842 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2843 vect_is_simple_reduction with additional argument.
2844 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2846 (reduction_code_for_scalar_code): Handle additional codes by
2847 returning ERROR_MARK for them. Fix comment and indentation.
2848 (vect_is_simple_reduction): Fix comment, add argument to specify
2849 double reduction. Detect double reduction.
2850 (get_initial_def_for_induction): Fix indentation.
2851 (get_initial_def_for_reduction): Fix comment and indentation.
2852 Handle double reduction. Create initial definitions that do not
2853 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2854 (vect_create_epilog_for_reduction): Fix comment, add argument to
2855 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2856 epilogue result extraction. Create double reduction phi node and
2857 replace relevant uses.
2858 (vectorizable_reduction): Call vect_is_simple_reduction with
2859 additional argument. Fix indentation. Update epilogue code treatment
2860 according to the changes in reduction_code_for_scalar_code. Check
2861 for double reduction. Call vect_create_epilog_for_reduction with
2862 additional argument.
2863 * tree-vect-stmts.c (process_use): Handle double reduction, update
2865 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2866 (vect_get_vec_def_for_operand): Likewise.
2868 2009-07-12 Danny Smith <dansmister@gmail.com>
2870 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2871 dllexport if !TREE_PUBLIC.
2872 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2874 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2876 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2877 (avr_extra_arch_macro) Remove declatation.
2878 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2879 (avr_extra_arch_macro) Declare as static.
2880 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2882 2009-07-11 Jan Hubicka <jh@suse.cz>
2885 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2887 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2890 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2891 cold_in_std_section bits.
2892 (dwarf2out_begin_prologue): Initialize them.
2893 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2894 if already covered by text_section or cold_text_section range.
2896 PR rtl-optimization/40667
2897 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2898 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2899 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2900 * config/i386/i386.c (ix86_minimum_alignment): New function.
2901 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2902 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2903 * emit-rtl.c (gen_reg_rtx): Likewise.
2904 * function.c (assign_parms): Likewise. If nominal_type needs
2905 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2906 rather than passed_type's alignment.
2909 * function.c (assign_parm_setup_stack): Adjust
2910 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2911 from nominal_mode on big endian.
2913 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2915 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2917 2009-07-10 DJ Delorie <dj@redhat.com>
2919 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2921 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2923 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2925 (thumb2_cbnz): Likewise.
2927 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2930 * config.gcc (supported_defaults): Add synci.
2931 (with_synci): Add validation.
2932 (all_defaults): Add synci.
2933 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2936 * config/mips/mips.opt (msynci): New option.
2937 * config/mips/mips.c (mips_override_options): Warn on use of
2938 -msynci for targets that do now support it.
2939 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2941 * gcc/doc/invoke.texi (-msynci): Document the new option.
2942 * doc/install.texi (--with-synci): Document the new option.
2944 2009-07-10 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/40496
2947 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2948 the PHI result with a compatible type.
2950 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2954 * c.opt (Wunused-result): New.
2955 * doc/invoke.texi: Document it.
2956 * c-common.c (c_warn_unused_result): Use it.
2958 2009-07-09 DJ Delorie <dj@redhat.com>
2960 * targhooks.c (default_target_can_inline_p): Rename from
2961 default_target_option_can_inline_p.
2962 * targhooks.h (default_target_can_inline_p): Likewise.
2963 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2964 TARGET_OPTION_CAN_INLINE_P.
2965 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2966 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2967 (mep_target_can_inline_p): Rename from
2968 mep_target_option_can_inline_p.
2971 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2972 registers used to pass vectors.
2974 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2976 2009-07-09 Tom Tromey <tromey@redhat.com>
2978 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2979 * config/mmix/mmix.c: Include dwarf2.h.
2980 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2981 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2982 * config/sh/sh.c: Include dwarf2.h.
2983 * config/i386/i386.c: Include dwarf2.h.
2984 * Makefile.in (DWARF2_H): Remove 'elf'.
2985 * except.c: Include dwarf2.h.
2986 * unwind-dw2.c: Include dwarf2.h.
2987 * dwarf2out.c: Include dwarf2.h.
2988 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2989 * unwind-dw2-fde.c: Include dwarf2.h.
2990 * dwarf2asm.c: Include dwarf2.h.
2992 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2994 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2995 (max_issue): Use it.
2996 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2998 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2999 (region_sched_info): Update.
3000 * sched-ebb.c (ebb_sched_info): Update.
3001 * modulo-sched.c (sms_sched_info): Update.
3002 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3004 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3006 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3008 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3010 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3012 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3015 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3016 arg1 with arg01 if arg1 is already INTEGER_CST.
3018 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3020 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3021 Transform (and (truncate)) into (truncate (and)).
3023 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3025 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3026 creating LHS paradoxical subregs. Fix surrounding returns to
3027 use NULL_RTX rather than 0.
3029 2009-07-08 DJ Delorie <dj@redhat.com>
3031 * config/mep/mep.c: (mep_option_can_inline_p): New.
3032 (TARGET_OPTION_CAN_INLINE_P): Define.
3034 2009-07-08 Mark Wielaard <mjw@redhat.com>
3037 * dwarf2out.c (add_data_member_location_attribute): When we have
3038 only a constant offset don't emit a new location description using
3039 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3042 2009-07-08 Richard Henderson <rth@redhat.com>
3045 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3046 (enum reg_class): Add CLOBBERED_REGS.
3047 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3048 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3049 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3050 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3051 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3052 force 64-bit sibcalls into R11.
3053 * config/i386/constraints.md (U): New constraint.
3054 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3055 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3056 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3058 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3060 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3062 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3063 * ebitmap.h (dump_ebitmap): Ditto.
3064 * optabs.h (optab_libfunc): Ditto.
3065 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3066 * tree-flow.h (vect_can_force_dr_alignment_p,
3067 get_vectype_for_scalar_type): Ditto.
3068 (vectorize_loops): Move prototype to ...
3069 * tree-vectorizer.h: ... here. Also, adjust comment.
3070 (vect_set_verbosity_level): Remove duplicate prototype.
3071 * tree-ssa-loop.c: Include tree-vectorizer.h.
3072 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3074 2009-07-08 Nick Clifton <nickc@redhat.com>
3076 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3079 2009-07-08 DJ Delorie <dj@redhat.com>
3081 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3082 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3083 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3085 * config/mep/intrinsics.md: Regenerated.
3086 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3087 registers when asm() or calls are detected.
3089 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3092 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3094 * gimple (gimple_build_call_from_tree): Likewise.
3095 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3096 no_warning flag before warning.
3098 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3100 * tree.c (set_expr_locus): Remove.
3101 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3102 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3104 * gimplify.c (internal_get_tmp_var): Likewise.
3105 (gimplify_call_expr): Likewise.
3106 (gimplify_one_sizepos): Likewise.
3108 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3111 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3112 to variables for debugging purposes.
3114 2009-06-23 Mark Loeser <mark@halcy0n.com>
3117 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3119 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3121 * pretty-print.c (pp_base_format): Remove %J.
3122 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3123 gcc_cxxdiag_char_table): Likewise.
3124 (init_dynamic_diag_info): Likewise.
3126 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3128 * pretty-print.c (pp_base_format): Remove %H.
3129 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3130 gcc_cxxdiag_char_table): Likewise.
3131 (init_dynamic_diag_info): Likewise.
3132 * config/mep/mep.c (mep_select_section): Likewise.
3134 2009-07-07 Duncan Sands <baldrick@free.fr>
3136 * final.c (pass_clean_state): Give the pass a name.
3137 * passes.c (pass_rest_of_compilation): Likewise.
3138 * tree-optimize.c (pass_all_optimizations): Likewise.
3140 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3142 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3143 an extra 'decl' for error_at.
3145 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3148 * tree-tailcall.c (adjust_return_value_with_ops,
3149 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3150 if it has complex or vector type.
3152 2009-07-07 Olivier Hainque <hainque@adacore.com>
3154 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3157 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3159 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3161 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3163 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3164 * c-decl.c: Likewise.
3165 * function.c: Likewise.
3166 * varasm.c: Likewise.
3167 * tree-ssa.c: Likewise.
3168 * c-common.c: Likewise.
3169 * tree-cfg.c: Likewise.
3170 * config/spu/spu.c: Likewise.
3171 * config/ia64/ia64.c: Likewise.
3172 * config/v850/v850.c: Likewise.
3174 2009-07-06 DJ Delorie <dj@redhat.com>
3176 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3177 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3178 unspecified accesses to control registers.
3179 * config/mep/intrinsics.md: Regenerate.
3180 * config/mep/intrinsics.h: Regenerate.
3181 * config/mep/mep-intrin.h: Regenerate.
3183 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3185 * c-lex.c: Replace %H by an explicit location. Update all calls.
3186 * c-common.c: Likewise.
3187 * c-decl.c: Likewise.
3188 * c-typeck.c: Likewise.
3189 * fold-const.c: Likewise.
3190 * gimplify.c: Likewise.
3192 * tree-cfg.c: Likewise.
3193 * tree-ssa-loop-niter.c: Likewise.
3194 * tree-vrp.c: Likewise.
3195 * value-prof.c: Likewise.
3197 2009-07-06 Diego Novillo <dnovillo@google.com>
3199 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3200 if it has one. Handle cases where VAR does not have an
3201 annotation or cfun is NULL.
3203 2009-07-06 Diego Novillo <dnovillo@google.com>
3205 * tree.c: Include debug.h.
3206 (initialize_tree_contains_struct): New.
3207 (init_ttree): Call it.
3208 (tree_node_structure_for_code): Factor out of ...
3209 (tree_node_structure): ... here.
3210 * treestruct.def (TS_PHI_NODE): Remove.
3211 (TS_GIMPLE_STATEMENT): Remove.
3213 2009-07-06 Diego Novillo <dnovillo@google.com>
3215 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3216 (debug_tree_chain): Handle cycles.
3218 2009-07-06 Nick Clifton <nickc@redhat.com>
3219 DJ Delorie <dj@redhat.com>
3221 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3222 __FMOVD_ENABLED__ is defined.
3224 (TARGET_FMOVD): Provide a default definition.
3225 (MASK_FMOVD): Likewise.
3226 (TARGET_CPU_CPP_BUILTINS): Define
3227 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3228 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3229 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3230 (split for DF load from memory into register): Also handle
3231 MEMs which consist of REG+DISP addressing.
3232 (split for DF store from register to memory): Likewise.
3233 (movsf_ie): Always use single fp_mode.
3234 * config/sh/sh.c (sh_override_options): Do not automatically
3235 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3236 that to the -mfmovd command line switch.
3237 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3238 (fldi_ok): Always allow.
3239 * config/sh/sh.opt (mfmovd): Remove this switch.
3240 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3242 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3243 Kaz Kojima <kkojima@gcc.gnu.org>
3245 PR rtl-optimization/30807
3246 * postreload.c (reload_combine): For every new use of REG_SUM,
3247 record the use of BASE.
3249 2009-07-06 Jan Hubicka <jh@suse.cz>
3251 * params.def: Revert my accidental commit at 2009-06-30.
3253 2009-07-04 Ian Lance Taylor <iant@google.com>
3256 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3258 (mingw_format_attribute_overrides): Likewise.
3260 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3263 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3264 don't check cfa.reg. Instead of cfa.indirect use
3265 fde && fde->drap_reg != INVALID_REGNUM test.
3267 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3269 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3271 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3274 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3276 2009-07-03 Richard Guenther <rguenther@suse.de>
3278 PR tree-optimization/40640
3279 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3282 2009-07-03 Jan Hubicka <jh@suse.cz>
3284 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3285 for size, reduce amount of inlining.
3287 2009-07-03 Richard Guenther <rguenther@suse.de>
3290 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3291 if t +- x is known to not overflow and the conversion widens the
3293 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3295 2009-07-03 Jan Hubicka <jh@suse.cz>
3297 * ipa-pure-const.c (analyze): Update loop optimizer init.
3298 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3299 try_remove_empty_loop, remove_empty_loops): Remove.
3300 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3301 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3302 to mark regular loops as neccesary.
3303 (degenerate_phi_p): New function.
3304 (propagate_necessity, remove_dead_phis): Use it.
3305 (forward_edge_to_pdom): Likewise.
3306 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3307 virtual PHI nodes that became unreachable.
3308 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3309 * tree-flow.h (remove_empty_loops): Remove.
3310 * passes.c (init_optimization_passes): Remove.
3312 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3314 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3315 can_create_pseudo_p.
3316 (*fix_trunc<mode>_i387_1): Ditto.
3317 (*floathi<mode>2_1): Ditto.
3318 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3319 (*fistdi2_1): Ditto.
3320 (*fist<mode>2_1): Ditto.
3321 (frndintxf2_floor): Ditto.
3322 (*fist<mode>2_floor_1): Ditto.
3323 (frndintxf2_ceil): Ditto.
3324 (*fist<mode>2_ceil_1): Ditto.
3325 (frndintxf2_trunc): Ditto.
3326 (frndintxf2_mask_pm): Ditto.
3327 (fxam<mode>2_i387_with_temp): Ditto.
3328 * config/i386/sse.md (mulv16qi3): Ditto.
3329 (*sse2_mulv4si3): Ditto.
3331 (sse4_2_pcmpestr): Ditto.
3332 (sse4_2_pcmpistr): Ditto.
3334 2009-07-03 Jan Hubicka <jh@suse.cz>
3336 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3337 (mark_stmt_necessary): Set it.
3338 (mark_operand_necessary): Set it.
3339 (mark_control_dependent_edges_necessary): Set it.
3340 (mark_virtual_phi_result_for_renaming): New function.
3341 (get_live_post_dom): New function.
3342 (forward_edge_to_pdom): New function.
3343 (remove_dead_stmt): Fix handling of control dependences.
3344 (tree_dce_init): Init new bitmap.
3345 (tree_dce_done): Free it.
3347 2009-07-02 Richard Guenther <rguenther@suse.de>
3350 * tree-ssa-structalias.c (new_var_info): Initialize
3353 2009-07-02 Jan Hubicka <jh@suse.cz>
3355 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3358 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3360 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3361 instead of recomputing it. Adjust calls.
3362 (emit_store_flag): Adjust recursive calls.
3364 2009-07-02 Richard Guenther <rguenther@suse.de>
3366 * tree-ssa-live.c (remove_unused_locals): Do not remove
3368 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3369 of DECL_EXTERNAL for HEAP variables.
3370 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3371 HEAP variables. Do not adjust RESTRICT vars.
3372 (find_what_var_points_to): Nobody cares if something
3375 2009-07-02 Ben Elliston <bje@au.ibm.com>
3377 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3378 pc_low and pc_high declarations to the top of the function.
3380 2009-07-01 DJ Delorie <dj@redhat.com>
3382 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3384 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3385 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3386 unspecified accesses to control registers.
3387 * config/mep/intrinsics.md: Regenerate.
3388 * config/mep/intrinsics.h: Regenerate.
3389 * config/mep/mep-intrin.h: Regenerate.
3391 2009-07-01 Anthony Green <green@moxielogic.com>
3393 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3394 instruction when possible.
3395 (moxie_expand_prologue): Ditto. Also, save an instruction and
3396 some complexity by popping off of $r12 instead of $sp.
3397 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3400 2009-07-01 Richard Henderson <rth@redhat.com>
3403 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3404 contained no insns, reposition note before last insn.
3406 2009-07-01 Richard Henderson <rth@redhat.com>
3409 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3410 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3412 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3415 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3416 darwin9 for printing reg addresses with %y.
3418 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3420 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3421 truncation from operands in binary operations.
3423 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3426 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3427 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3428 subreg of op0 to the original op0.
3430 * expmed.c (store_bit_field_1): Use a temporary as the destination
3431 instead of a paradoxical subreg when we need to truncate the result.
3433 2009-07-01 DJ Delorie <dj@redhat.com>
3435 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3436 names to VLIW variants.
3437 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3438 * config/mep/intrinsics.md: Regenerate.
3439 * config/mep/intrinsics.h: Regenerate.
3440 * config/mep/mep-intrin.h: Regenerate.
3442 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3445 * jump.c (returnjump_p): Revert last patch.
3446 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3448 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3451 * pa.md (casesi32p): Use jump table label to determine the offset
3453 (casesi64p): Likewise.
3455 * pa.c (forward_branch_p): Return bool type. Use instruction
3456 addresses when available. Assert that INSN has a jump label.
3457 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3460 2009-07-01 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/19831
3463 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3464 that only act as barriers do not make any previous stores necessary.
3465 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3466 HEAP variables global, do not add a constraint from nonlocal.
3467 (find_func_aliases): Handle escapes through return statements.
3468 (compute_points_to_sets): Make escaped HEAP variables global.
3470 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3473 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3474 after reducing a DImode cstore to SImode.
3476 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3478 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3479 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3481 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3483 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3484 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3486 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3487 and umod_optab if TARGET_BSD_DIVMOD.
3488 * config/vax/lib1funcs.asm: New file.
3489 * config/vax/t-linux: New file.
3490 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3492 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3495 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3496 to type arguments that have void type.
3499 * dwarf2out.c (gen_formal_parameter_die): Call
3500 equate_decl_number_to_die if node is different from origin.
3502 2009-06-30 Anthony Green <green@moxielogic.com>
3504 Clean up moxie port for --enable-build-with-cxx.
3505 * config/moxie/moxie.c (moxie_function_value): First two
3506 parameters are const_tree, not tree.
3507 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3508 (REG_CLASS_NAMES): Ditto.
3509 (REGNO_REG_CLASS): Ditto.
3510 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3511 (moxie_function_value): Fix constyness of arguments.
3513 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3515 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3516 finalize_size_functions before further processing.
3517 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3518 (variable_size): Call self_referential_size on size expressions
3519 that contain a PLACEHOLDER_EXPR.
3520 (size_functions): New static variable.
3521 (copy_self_referential_tree_r): New static function.
3522 (self_referential_size): Likewise.
3523 (finalize_size_functions): New global function.
3524 * tree.c: Include tree-inline.h.
3525 (push_without_duplicates): New static function.
3526 (find_placeholder_in_expr): New global function.
3527 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3529 <tcc_expression>: Likewise.
3530 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3531 the call in the expression.
3532 * tree.h (finalize_size_functions): Declare.
3533 (find_placeholder_in_expr): Likewise.
3534 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3535 (substitute_placeholder_in_expr): Update comment.
3536 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3538 (copy_tree_body_r): Likewise.
3539 (copy_tree_body): New static function.
3540 (maybe_inline_call_in_expr): New global function.
3541 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3542 (maybe_inline_call_in_expr): Declare.
3543 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3544 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3547 2009-06-30 Richard Guenther <rguenther@suse.de>
3549 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3551 (propagate_necessity): Do not mark reaching defs of stores
3554 2009-06-30 Jan Hubicka <jh@suse.cz>
3556 * cfgloopanal.c (check_irred): Move into ...
3557 (mark_irreducible_loops): ... here; return true if ireducible
3559 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3560 (analyze_function): Try to prove loop finiteness.
3561 * cfgloop.h (mark_irreducible_loops): Update prototype.
3562 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3564 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3566 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3568 2009-06-30 Ira Rosen <irar@il.ibm.com>
3570 PR tree-optimization/40542
3571 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3574 2009-06-30 Martin Jambor <mjambor@suse.cz>
3576 PR tree-optimization/40582
3577 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3578 than useless_type_conversion_p.
3579 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3582 2009-06-30 Martin Jambor <mjambor@suse.cz>
3585 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3587 2009-06-30 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3590 use ao_ref references.
3591 (walk_aliased_vdefs): Likewise.
3592 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3593 * tree-ssa-dce.c (struct ref_data): Remove.
3594 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3595 (mark_aliased_reaching_defs_necessary): Adjust.
3596 (mark_all_reaching_defs_necessary_1): Likewise.
3598 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3601 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3602 (emit_store_flag_1): Extract from emit_store_flag, adjust
3603 calls to (what now is) emit_cstore.
3604 (emit_store_flag): Call emit_store_flag_1 and also use it
3605 for what used to be recursive calls.
3607 2009-06-30 Wei Guozhi <carrot@google.com>
3610 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3611 if the target bb post dominates from bb.
3612 * config/i386/i386.c (memory_address_length): Check existence of base
3613 register before using it.
3615 2009-06-30 Nick Clifton <nickc@redhat.com>
3616 DJ Delorie <dj@redhat.com>
3618 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3619 __FMOVD_ENABLED__ is defined.
3621 (TARGET_FMOVD): Provide a default definition.
3622 (MASK_FMOVD): Likewise.
3623 (TARGET_CPU_CPP_BUILTINS): Define
3624 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3625 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3626 two fmov instructions depending upon whether TARGET_FMOVD is
3628 (split for DF load from memory into register): Also handle
3629 MEMs which consist of REG+DISP addressing.
3630 (split for DF store from register to memory): Likewise.
3631 * config/sh/sh.opt (mfmovd): Remove this switch.
3632 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3633 * config/sh/sh.c (sh_override_options): Do not automatically
3634 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3635 that to the -mfmovd command line switch.
3637 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3639 (fldi_ok): Always allow.
3640 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3642 2009-06-29 DJ Delorie <dj@redhat.com>
3644 * doc/install.texi (mep-x-elf): Correct chip's full name.
3646 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3648 * doc/extend.texi: Fix typo.
3650 2009-06-29 Tom Tromey <tromey@redhat.com>
3653 * Makefile.in (DWARF2_H): New variable.
3655 (dwarf2out.o): Likewise.
3656 (dwarf2asm.o): Likewise.
3657 * config/i386/t-i386: Use DWARF2_H.
3658 * except.c: Include elf/dwarf2.h.
3659 * unwind-dw2.c: Include elf/dwarf2.h.
3660 * dwarf2out.c: Include elf/dwarf2.h.
3661 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3662 <dtprel>: New field.
3663 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3664 (size_of_loc_descr): Likewise.
3665 (output_loc_operands_raw): Likewise.
3666 (output_loc_operands): Handle new dtprel field.
3667 (loc_checksum): Update.
3668 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3669 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3670 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3671 * dwarf2asm.c: Include elf/dwarf2.h.
3672 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3673 * config/mmix/mmix.c: Include elf/dwarf2.h.
3674 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3675 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3676 * config/sh/sh.c: Include elf/dwarf2.h.
3677 * config/i386/i386.c: Include elf/dwarf2.h.
3679 2009-06-29 DJ Delorie <dj@redhat.com>
3681 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3683 * doc/extend.texi: Add MeP attributes and pragmas.
3684 * doc/invoke.text: Add MeP Options.
3685 * doc/contrib.texi: Add MeP contribution.
3686 * doc/md.texi: Add MeP constraints.
3687 * doc/install.texi: Add MeP target.
3689 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3691 * target.h (struct gcc_target): Add frame_pointer_required field.
3692 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3693 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3694 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3696 * reload1.c (update_eliminables): (Ditto.).
3697 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3698 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3699 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3701 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3703 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3704 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3705 (arm_frame_pointer_required): New function.
3707 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3708 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3709 (avr_frame_pointer_required_p): Declare as static.
3710 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3712 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3713 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3714 (bfin_frame_pointer_required): Make as static, change return type
3716 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3718 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3719 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3720 (cris_frame_pointer_required): New function.
3722 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3724 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3725 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3726 (fr30_frame_pointer_required): New function.
3728 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3729 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3730 (frv_frame_pointer_required): Make as static, change return type
3732 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3734 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3735 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3736 (ix86_frame_pointer_required): Make as static, change return type to
3738 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3740 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3741 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3743 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3745 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3747 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3749 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3750 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3751 (mips_frame_pointer_required): Make as static.
3752 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3754 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3755 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3756 (mmix_frame_pointer_required): Mew function.
3758 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3759 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3761 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3763 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3765 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3767 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3768 (CAN_ELIMINATE): Redefine.
3769 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3770 (sparc_frame_pointer_required): New function.
3771 (sparc_can_eliminate): New function.
3772 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3774 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3775 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3777 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3778 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3779 (xtensa_frame_pointer_required): Make as static, change return type
3781 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3784 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3786 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3787 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3788 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3789 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3790 (register_callback): Handle PLUGIN_START_UNIT.
3791 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3793 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3795 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3797 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3798 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3800 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3802 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3805 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3807 * doc/extend.texi (Additional Floating Types): __float128 is also
3808 supported on i386 targets.
3810 2009-06-29 Richard Guenther <rguenther@suse.de>
3813 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3815 (pt_solutions_same_restrict_base): Declare.
3816 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3818 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3819 (make_constraint_from, make_copy_constraint): Move earlier.
3820 (make_constraint_from_heapvar): New function.
3821 (make_constraint_from_restrict): Likewise.
3822 (handle_lhs_call): Use it.
3823 (find_func_aliases): Use it to track conversions to restrict
3825 (struct fieldoff): Add only_restrict_pointers flag.
3826 (push_fields_onto_fieldstack): Initialize it.
3827 (create_variable_info_for): Track global restrict qualified pointers.
3828 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3829 Track restrict qualified pointer arguments.
3830 (set_uids_in_ptset): Use varinfo is_global_var flag.
3831 (find_what_var_points_to): Set the vars_contains_restrict flag.
3832 Always create the points-to solution for sets including restrict tags.
3833 (pt_solutions_same_restrict_base): New function.
3834 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3835 qualified pointers use pt_solutions_same_restrict_base as
3836 additional source for disambiguation.
3838 2009-06-29 Richard Guenther <rguenther@suse.de>
3841 * alias.c (find_base_decl): Remove.
3842 (get_deref_alias_set_1): Remove restrict handling.
3843 * c-common.c (c_apply_type_quals_to_decl): Do not set
3844 DECL_POINTER_ALIAS_SET.
3845 * gimplify.c (find_single_pointer_decl_1): Remove.
3846 (find_single_pointer_decl): Likewise.
3847 (internal_get_tmp_var): Remove restrict handling.
3848 (gimple_regimplify_operands): Likewise.
3849 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3850 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3851 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3852 * tree.c (restrict_base_for_decl): Remove.
3853 (init_ttree): Do not allocate it.
3854 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3855 LABEL_DECL_UID for label decls.
3856 (copy_node_stat): Do not copy restrict information.
3857 (decl_restrict_base_lookup): Remove.
3858 (decl_restrict_base_insert): Likewise.
3859 (print_restrict_base_statistics): Likewise.
3860 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3861 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3862 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3863 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3864 (LABEL_DECL_UID): Adjust.
3865 (DECL_BASED_ON_RESTRICT_P): Remove.
3866 (DECL_GET_RESTRICT_BASE): Likewise.
3867 (SET_DECL_RESTRICT_BASE): Likewise.
3868 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3870 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3871 instead of DECL_POINTER_ALIAS_SET.
3872 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3873 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3874 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3876 2009-06-29 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/40579
3879 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3880 the IL to simplify has constants that overflowed.
3882 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3884 PR tree-optimization/40550
3885 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3886 vector_compute_type only when the size of vector_compute_type is
3887 less than the size of type.
3889 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3891 * fold-const.c (contains_label_1): Fix comments.
3892 (contains_label_p): Do not walk trees multiple time.
3894 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3896 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3897 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3898 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3899 ix86_fp_comparison_operator.
3900 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3901 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3902 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3903 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3904 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3905 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3906 (related splits): Change predicate to ix86_fp_comparison_operator.
3907 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3908 instead of ix86_fp_comparison_codes.
3909 (ix86_trivial_fp_comparison_operator,
3910 ix86_fp_comparison_operator): New.
3911 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3912 (ix86_expand_compare): Eliminate last two parameters.
3913 (ix86_fp_jump_nontrivial_p): Kill.
3914 * config/i386/i386.c (put_condition_code): Eliminate call to
3915 ix86_fp_comparison_codes and subsequent assertion.
3916 (ix86_fp_comparison_codes): Eliminate.
3917 (ix86_fp_swap_condition): New.
3918 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3919 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3920 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3921 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3922 and ix86_fp_swap_condition.
3923 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3924 Use ix86_fp_comparison_strategy.
3925 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3926 (ix86_fp_jump_nontrivial_p): Eliminate.
3927 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3928 call to ix86_expand_compare.
3929 (ix86_split_fp_branch, ix86_expand_setcc,
3930 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3931 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3933 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3935 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3936 related to jump_clobbers.
3937 * config/arm/arm.md (conds): Remove jump_clob case.
3938 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3939 splits): Change comparison_operator to arm_comparison_operator.
3940 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3943 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3945 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3946 condition for floating point modes.
3947 * expmed.c (emit_store_flag_1): Move here a bigger part
3949 (emit_store_flag): Try swapping the condition for floating point
3951 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3953 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3955 * expr.c (expand_expr_real_1): Just use do_store_flag.
3956 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3957 emit_store_flag_force.
3958 * expmed.c (emit_store_flag_force): Copy here trick
3959 previously in expand_expr_real_1. Try reversing the comparison.
3960 (emit_store_flag_1): Work if target is NULL.
3961 (emit_store_flag): Work if target is NULL, using the result mode
3962 from the comparison. Use split_comparison, restructure final part
3963 to simplify conditionals.
3965 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3967 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3968 * dojump.c (do_jump): Change handling of floating-point
3969 ops to use just do_compare_and_jump.
3970 (split_comparison): New.
3971 (do_compare_rtx_and_jump): Add here logic coming previously
3972 in do_jump, using split_comparison.
3974 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3977 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3979 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3981 * tree-ssa-alias.c: Fix unintentional commit.
3983 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3985 * passes.c (execute_one_pass): Fix unintentional commit.
3987 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3989 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3990 (df_rd_local_compute, df_md_local_compute): Inline them.
3992 (df_md_scratch): New.
3993 (df_md_alloc, df_md_free): Allocate/free it.
3994 (df_md_local_compute): Only include live registers in init.
3995 (df_md_transfer_function): Prune the in-set computed by
3996 the confluence function, and the gen-set too.
3998 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4000 PR rtl-optimization/26854
4001 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4002 * df-problems.c (df_rd_add_problem): Fix comment.
4003 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4004 df_md_simulate_artificial_defs_at_top,
4005 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4006 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4007 df_md_transfer_function, df_md_init, df_md_confluence_0,
4008 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4009 problem_MD, df_md_add_problem): New.
4010 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4011 df_md_get_bb_info): New.
4012 (DF_LAST_PROBLEM_PLUS1): Adjust.
4014 * Makefile.in (fwprop.o): Include domwalk.h.
4015 * fwprop.c: Include domwalk.h.
4016 (reg_defs, reg_defs_stack): New.
4017 (bitmap_only_bit_between): Remove.
4018 (process_defs): New.
4019 (process_uses): Use reg_defs and local_md instead of
4020 bitmap_only_bit_between and local_rd.
4021 (single_def_use_enter_block): New, from build_single_def_use_links.
4022 (single_def_use_leave_block): New.
4023 (build_single_def_use_links): Remove code moved to
4024 single_def_use_enter_block, invoke domwalk.
4025 (use_killed_between): Adjust comment.
4027 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4029 * bitmap.h (bitmap_ior_and_into): New.
4030 * bitmap.c (bitmap_ior_and_into): New.
4032 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4034 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4035 before_dom_children_before_stmts and after_dom_children_after_stmts.
4036 Rename the two remaining callbacks to just before_dom_children and
4037 after_dom_children. Remove other GIMPLE statement walking bits.
4038 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4039 * graphite.c: Do not include domwalk.h.
4040 * tree-into-ssa.c (interesting_blocks): New global.
4041 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4042 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4043 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4044 now that they're not domwalk callbacks.
4045 (rewrite_initialize_block): Rename to...
4046 (rewrite_enter_block): ... this, place after called functions. Test
4047 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4048 (rewrite_finalize_block): Rename to...
4049 (rewrite_leave_block): ... this, place after called functions.
4050 (rewrite_update_init_block): Rename to...
4051 (rewrite_update_enter_block): ... this, place after called functions.
4052 Test interesting_blocks, call rewrite_update_stmt and
4053 rewrite_update_phi_arguments.
4054 (rewrite_update_fini_block): Rename to...
4055 (rewrite_leave_block): ... this, place after called functions.
4056 (rewrite_blocks): Remove last argument, simplify initialization of
4058 (mark_def_sites_initialize_block): Rename to...
4059 (mark_def_sites_block): ... this, call mark_def_sites.
4060 (mark_def_sites_blocks): Remove argument, simplify initialization of
4062 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4063 (update_ssa): Likewise.
4064 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4066 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4067 (dom_opt_initialize_block): Rename to...
4068 (dom_opt_enter_block): ... this, place after called functions. Walk
4069 statements here, inline propagate_to_outgoing_edges.
4070 (dom_opt_finalize_block): Rename to...
4071 (dom_opt_leave_block): ... this, place after called functions.
4072 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4074 (dse_enter_block, dse_record_phi): New.
4075 (dse_record_phis): Delete.
4076 (dse_finalize_block): Rename to...
4077 (dse_leave_block): ... this.
4078 (tree_ssa_dse): Simplify initialization of walk_data.
4079 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4080 Adjust initialization of walk_data.
4081 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4082 * tree-ssa-loop-phiopt.c (get_non_trapping):
4083 Adjust initialization of walk_data.
4084 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4085 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4086 it's not a domwalk callback.
4087 (uncprop_initialize_block): Rename to...
4088 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4089 (dse_finalize_block): Rename to...
4090 (dse_leave_block): ... this.
4091 (tree_ssa_uncprop): Simplify initialization of walk_data.
4092 * Makefile.in: Adjust dependencies.
4094 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4096 * arm.md (casesi): Fix test for Thumb1.
4097 (thumb1_casesi_internal_pic): Likewise.
4098 (thumb1_casesi_dispatch): Likewise.
4100 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4102 * config/arm/arm-cores.def: Added core cortex-m0.
4103 * config/arm/arm-tune.md: Regenerated.
4104 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4106 2009-06-26 DJ Delorie <dj@redhat.com>
4108 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4110 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4111 the scheduler doesn't tag jump insns.
4113 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4115 * c-decl.c (merge_decls): Re-indent.
4117 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4120 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4121 Special-case decimal float constants.
4123 2009-06-26 Richard Henderson <rth@redhat.com>
4125 * function.h (struct function): Add cannot_be_copied_reason,
4126 and cannot_be_copied_set.
4127 * tree-inline.c (has_label_address_in_static_1): Rename from
4128 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4129 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4130 don't set inline_forbidden_reason.
4131 (copy_forbidden): New function, split out of inline_forbidden_p.
4132 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4133 (inline_forbidden_p): Use copy_forbidden.
4134 (tree_versionable_function_p): Likewise.
4135 (inlinable_function_p): Merge into tree_inlinable_function_p.
4136 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4137 * ipa-cp.c (ipcp_versionable_function_p): New function.
4138 (ipcp_cloning_candidate_p): Use it.
4139 (ipcp_node_modifiable_p): Likewise.
4141 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4143 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4144 that is marked not to be inlined. Remove flag_mudflap use.
4145 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4146 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4148 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4151 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4152 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4154 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4156 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4158 (__mingwthr_remove_key_dtor): Likewise.
4160 2009-06-26 Richard Guenther <rguenther@suse.de>
4162 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4164 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4167 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4168 try the non-cond_exec path also.
4170 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4173 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4174 (output_cbranch): Use new functions.
4175 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4178 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4179 Pat Haugen <pthaugen@us.ibm.com>
4180 Revital Eres <ERES@il.ibm.com>
4182 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4183 for %c error. Add %x support to print VSX registers as a unified
4184 register set, instead of separate float and altivec registers.
4185 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4186 %y case, and add support for VSX pre-modify addresses.
4187 (output_toc): Add assert for CONST containing an integer constant
4189 (rs6000_adjust_cost): Add POWER7 support.
4190 (insn_must_be_first_in_group): Ditto.
4191 (insn_must_be_last_in_group): Ditto.
4192 (rs6000_emit_popcount): Ditto.
4193 (rs6000_vector_mode_supported_p): Ditto.
4195 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4196 Change some of the functions called by macros to being called
4197 through a pointer, so debug functions can be inserted if
4198 -mdebug=addr or -mdebug=cost.
4199 (rs6000_preferred_reload_class_ptr): Ditto.
4200 (rs6000_secondary_reload_class_ptr): Ditto.
4201 (rs6000_secondary_memory_needed_ptr): Ditto.
4202 (rs6000_cannot_change_mode_class_ptr): Ditto.
4203 (rs6000_secondary_reload_inner): Ditto.
4204 (rs6000_legitimize_reload_address): Ditto.
4205 (rs6000_legitimize_reload_address_ptr): Ditto.
4206 (rs6000_mode_dependent_address): Ditto.
4207 (rs6000_mode_dependent_address_ptr): Ditto.
4209 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4210 function to return true if the mode allows reg + integer
4212 (virtual_stack_registers_memory_p): New function to return true if
4213 the address refers to a virtual stack register.
4214 (rs6000_legitimate_offset_address_p): Move code to say whether a
4215 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4217 (rs6000_legitimate_address_p): Add checks for modes that only can
4218 do reg+reg addressing. Start adding VSX support.
4219 (rs6000_legitimize_reload_address): Ditto.
4220 (rs6000_legitimize_address): Ditto.
4221 (rs6000_debug_legitimate_address_p): New debug functions for
4222 -mdebug=addr and -mdebug=cost.
4223 (rs6000_debug_rtx_costs): Ditto.
4224 (rs6000_debug_address_costs): Ditto.
4225 (rs6000_debug_adjust_cost): Ditto.
4226 (rs6000_debug_legitimize_address): Ditto.
4227 (rs6000_legitimize_reload_address_ptr): Point to call normal
4228 function or debug function. Make functions called via pointer
4230 (rs6000_mode_dependent_address_ptr): Ditto.
4231 (rs6000_secondary_reload_class_ptr): Ditto.
4232 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4233 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4234 into a friendlier error.
4235 (rs6000_init_builtins): Add initial VSX support.
4236 (rs6000_adjust_cost): Fix some spacing issues.
4238 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4239 (REG_CLASS_NAMES): Ditto.
4240 (REG_CLASS_CONTENTS): Ditto.
4241 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4242 pointer, to add -mdebug=addr support.
4243 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4244 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4245 -mdebug=addr support.
4246 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4247 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4248 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4250 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4252 (bswapsi*): Set attribute types for load/store. Add combiner
4253 patterns to eliminate zero extend on 64-bit.
4254 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4255 stdbrx if the hardware supports those instructions.
4257 2009-06-25 Ian Lance Taylor <iant@google.com>
4259 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4260 (Link Options): Document -static-libstdc++.
4262 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4265 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4266 DATA_ALIGNMENT instead.
4268 2009-06-25 Richard Guenther <rguenther@suse.de>
4270 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4271 indirect references against the callused/escaped solutions.
4272 (call_may_clobber_ref_p_1): Likewise.
4274 2009-06-25 Martin Jambor <mjambor@suse.cz>
4276 PR tree-optimization/40493
4277 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4278 (enum unscalarized_data_handling): New type.
4279 (handle_unscalarized_data_in_subtree): Return what has been done.
4280 (load_assign_lhs_subreplacements): Handle left flushes differently.
4281 (sra_modify_assign): Use unscalarized_data_handling, simplified
4282 condition determining whether to remove the statement.
4284 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4286 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4287 excerpt - @ should be doubled for texinfo.
4289 2009-06-24 Ian Lance Taylor <iant@google.com>
4291 * config/arc/arc.c: Include "df.h".
4292 (arc_attribute_table): Make static. Move higher in file.
4293 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4294 (output_shift): Initialize n later to avoid warning.
4295 * config/arm/arm.c (arm_attribute_table): Make static. Move
4297 * config/avr/avr.c (avr_attribute_table): Make static. Move
4299 (reg_class_tab): Change array type from int to enum reg_class.
4300 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4302 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4303 (lshrhi3_out): Likewise.
4304 (class_likely_spilled_p): Change return type to bool.
4305 (avr_rtx_costs): Use local code variable with enum type.
4306 * config/avr/avr.md (movmemhi): Use add_reg_note.
4307 (andhi3, andsi3): Don't use AS2 with "and".
4308 (iorhi3, iorsi3): Don't use AS2 with "or".
4309 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4310 * config/crx/crx.c: Include "df.h".
4311 (crx_attribute_table): Make static.
4312 * config/m32r/m32r.c: Include "df.h".
4313 (m32r_attribute_table): Make static. Move higher in file.
4314 (pop): Use add_reg_note.
4315 (block_move_call): Change 0 to LCT_NORMAL in function call.
4316 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4317 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4318 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4319 declare, not just when TREE_CODE is defined.
4320 * config/m68hc11/m68hc11.c: Include "expr.h".
4321 (m68hc11_attribute_table): Make static. Move higher in file.
4322 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4324 (m68hc11_register_indirect_p): Likewise.
4325 (m68hc11_function_arg_padding): Change return type to enum
4327 (emit_move_after_reload): Use add_reg_note.
4328 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4329 (m68hc11_split_logical): Likewise.
4330 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4332 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4333 to VOIDmode in function call.
4334 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4336 (m68hc11_split_logical): Update declaration.
4337 (m68hc11_function_arg_padding): Update declaration.
4338 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4339 to array of enum reg_class.
4340 (mcore_attribute_table): Make static. Move higher in file.
4341 (mcore_rtx_costs): Add cast to enum type.
4342 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4343 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4344 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4346 * config/sh/predicates.md (trapping_target_operand): Rename and to
4348 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4350 * config/spu/spu.c (spu_attribute_table): Make static. Move
4352 * config/v850/v850.c (v850_attribute_table): Make static. Move
4354 (v850_rtx_costs): Use local code with enum type.
4355 (expand_epilogue): Add cast.
4356 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4358 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4361 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4362 -m2a-single-only and -m2a-nofpu.
4363 * config/sh/sh.opt: Document m2a generates FPU code.
4365 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4367 * defaults.h (CAN_ELIMINATE): Provide default.
4368 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4369 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4370 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4371 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4372 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4373 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4374 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4375 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4376 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4377 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4379 2009-06-24 DJ Delorie <dj@redhat.com>
4381 * mep-ext-cop.cpu: Fix copyright notice.
4382 * mep-default: Fix copyright notice.
4383 * mep-core: Fix copyright notice.
4384 * mep: Fix copyright notice.
4385 * mep-ivc2: Fix copyright notice.
4386 * mep-c5: Fix copyright notice.
4388 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4390 * doc/contrib.texi (Contributors):
4392 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4395 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4396 src and dst operands if necessary.
4398 2009-06-23 DJ Delorie <dj@redhat.com>
4401 * config.gcc: Add mep support.
4402 * recog.c: Resurrect validate_replace_rtx_subexp().
4403 * recog.h: Likewise.
4404 * config/mep/: Add new port:
4405 * config/mep/constraints.md: New file.
4406 * config/mep/default.h: New file.
4407 * config/mep/intrinsics.h: New file.
4408 * config/mep/intrinsics.md: New file.
4409 * config/mep/ivc2-template.h: New file.
4410 * config/mep/mep-c5.cpu: New file.
4411 * config/mep/mep-core.cpu: New file.
4412 * config/mep/mep-default.cpu: New file.
4413 * config/mep/mep-ext-cop.cpu: New file.
4414 * config/mep/mep-intrin.h: New file.
4415 * config/mep/mep-ivc2.cpu: New file.
4416 * config/mep/mep-lib1.asm: New file.
4417 * config/mep/mep-lib2.c: New file.
4418 * config/mep/mep-pragma.c: New file.
4419 * config/mep/mep-protos.h: New file.
4420 * config/mep/mep-tramp.c: New file.
4421 * config/mep/mep.c: New file.
4422 * config/mep/mep.cpu: New file.
4423 * config/mep/mep.h: New file.
4424 * config/mep/mep.md: New file.
4425 * config/mep/mep.opt: New file.
4426 * config/mep/predicates.md: New file.
4427 * config/mep/t-mep: New file.
4429 2009-06-23 Ian Lance Taylor <iant@google.com>
4431 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4432 from loose_warn into c_loose_warn and from strict_warn into
4433 c_strict_warn. Set and substitute warn_cxxflags. Check for
4434 --enable-build-with-cxx. Set and substitute
4435 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4436 * Makefile.in (CXXFLAGS): New variable.
4437 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4438 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4439 the default is the same as $(STRICT_WARN).
4440 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4441 (CXX): New variable.
4442 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4443 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4444 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4445 (HOST_LIBS): New variable.
4446 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4447 (ALL_CXXFLAGS): New variable.
4448 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4449 * doc/install.texi (Configuration): Document
4450 --enable-build-with-cxx, --with-stage1-ldflags,
4451 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4452 * configure: Rebuild.
4454 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4456 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4457 from previous commit.
4459 2009-06-23 Ian Lance Taylor <iant@google.com>
4461 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4463 2009-06-23 Ian Lance Taylor <iant@google.com>
4465 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4466 with ATTRIBUTE_UNUSED.
4468 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4469 Pat Haugen <pthaugen@us.ibm.com>
4470 Revital Eres <eres@il.ibm.com>
4472 * config.in (HAVE_AS_POPCNTD): Add default definition.
4473 (HAVE_AS_LWSYNC): Ditto.
4475 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4477 (gcc_cv_as_powerpc_cmpb): Ditto.
4478 (gcc_cv_as_powerpc_dfp): Ditto.
4479 (gcc_cv_as_powerpc_vsx): Ditto.
4480 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4481 supporting the popcntd/lwsync instructions.
4482 (gcc_cv_as_powerpc_lwsync): Ditto.
4483 * configure: Regenerate.
4485 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4486 -mcpu=native and -mcpu=power7.
4487 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4489 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4490 a variable instead of a mask to reduce the number of mask bits.
4491 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4492 (-mbit-word): Ditto.
4493 (-mregnames): Ditto.
4494 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4495 (-mfused-madd): Ditto.
4497 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4499 (-mvsx): New switch for VSX instructions.
4500 (-misel): Move from a variable to a mask to allow it to be set by
4503 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4504 function declaration to an array declaration.
4505 (rs6000_hard_regno_nregs): New external array declaration.
4507 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4508 files included by rs6000.md.
4510 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4511 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4513 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4515 (rs6000_debug_reg): New -mdebug= variables.
4516 (rs6000_debug_addr): Ditto.
4517 (rs6000_debug_cost): Ditto.
4518 (rs6000_pmode): New variable to hold Pmode.
4519 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4520 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4521 calculated at compiler start.
4522 (rs6000_hard_regno_nregs): Change function to an array which holds
4523 HARD_REGNO_NREGS calculated at compiler start.
4524 (rs6000_explicit_options): Delete isel field.
4525 (rs6000_vector_unit): New array to hold which vector unit
4526 supports arithmetic options for a given type.
4527 (rs6000_vector_mem): New array to hold which vector unit supports
4528 memory reference operations for a given type.
4529 (rs6000_vector_align): New array to given the alignment of each
4531 (power7_cost): New basic costs for power7.
4532 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4533 (rs6000_hard_regno_nregs_internal): New function, moved from
4534 HARD_REGNO_NREGS, to calculate the number of registers each hard
4535 register takes for each type.
4536 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4537 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4538 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4539 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4540 unit information here so it is calculated once at compiler startup
4542 (rs6000_override_options): Make -misel a target mask. Add more
4543 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4544 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4546 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4547 (rs6000_handle_option): Move -misel from variable to target mask.
4548 (rs6000_builtin_mask_for_load): Add VSX support.
4549 (rs6000_conditional_register_usage): Ditto.
4550 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4551 (function_arg_boundary): Ditto.
4552 (rs6000_expand_builtin): Ditto.
4553 (def_builtin): Make abort message a little friendlier.
4554 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4556 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4557 assembler support the popcntd instruction instead of a vsx
4558 instruction to enable power7 support.
4559 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4560 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4561 option to the assembler if -mcpu=native.
4562 (ASM_CPU_NATIVE_SPEC): Ditto.
4563 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4565 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4566 the lwsync instruction.
4567 (enum processor_type): Add PROCESSOR_POWER7.
4568 (rs6000_debug_reg): New -mdebug= options.
4569 (rs6000_debug_addr): Ditto.
4570 (rs6000_debug_cost): Ditto.
4571 (rs6000_isel): Delete.
4572 (enum rs6000_vector): New enum to say what vector unit we have.
4573 (VECTOR_UNIT_*): New macros to say which vector unit has
4574 arithmetic operations for a given type.
4575 (VECTOR_MEM_*): New macros to say which vector unit has memory
4576 operations for a given type.
4577 (TARGET_LDBRX): Whether the machine supports the ldbrx
4579 (TARGET_ISEL): Delete, -misel moved to be a mask.
4580 (TARGET_ISEL64): New macro for 64-bit isel support.
4581 (UNITS_PER_VSX_WORD): New macro.
4582 (POINTER_SIZE): Move to be an external variable, rather than
4583 calculating whether we are generating 32 ot 64-bit code.
4585 (STACK_BOUNDARY): Add VSX support.
4586 (LOCAL_ALIGNMENT): Ditto.
4587 (SLOW_UNALIGNED_ACCESS): Ditto.
4588 (VSX_REGNO_P): New macro for VSX support.
4589 (VFLOAT_REGNO_P): Ditto.
4590 (VINT_REGNO_P): Ditto.
4591 (VLOGICAL_REGNO_P): Ditto.
4592 (VSX_VECTOR_MODE): Ditto.
4593 (VSX_SCALAR_MODE): Ditto.
4595 (VSX_MOVE_MODE): Ditto.
4596 (VSX_REG_CLASS_P): Ditto.
4597 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4599 (UNITS_PER_SIMD_WORD): Add VSX support.
4600 (MODES_TIEABLE_P): Ditto.
4601 (STARTING_FRAME_OFFSET): Ditto.
4602 (STACK_DYNAMIC_OFFSET): Ditto.
4603 (EPILOGUE_USES): Ditto.
4604 (REGNO_REG_CLASS): Move to array lookup.
4605 (CLASS_MAX_NREGS): Ditto.
4606 (rs6000_vector_reg_class): Add declaration.
4607 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4608 overlap with the floating point and Altivec registers.
4610 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4612 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4613 give the appropriate asm switches if -mcpu=native.
4614 (host_detect_local_cpu): Add support for "asm".
4615 (host_detect_local_cpu): Follow GNU code guidelines for name.
4617 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4618 -mbit-word to a variable instead of being a target mask.
4620 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4621 emit the lwsync instruction instead of emitting the instruction as
4622 an integer constant.
4624 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4625 fixuns_trundfsi2, move expander into rs6000.md.
4627 * config/rs6000/rs6000.md (cpu): Add power7.
4628 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4629 (logical predicate patterns): Change the single instruction
4630 primitives that set CR0 to be fast_compare instead of compare.
4632 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4633 (popcntddi2): Ditto.
4634 (popcount<mode>): Ditto.
4635 (floating multiply/add insns): Name the floating point
4637 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4638 (isel_unsigned_<mode>): Ditto.
4639 (fixuns_trundfsi2): Move expander here from spe.md.
4640 (smindi3): Define if we have -misel on 64-bit systems.
4645 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4647 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4649 * config/avr/avr.c (avr_current_device): New variable.
4650 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4651 (avr_arch, mcu_type_s): Move to avr.h.
4652 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4653 default_data_section_start fields.
4654 (avr_arch): Moved from avr.c.
4655 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4656 library_name fields.
4657 (avr_current_device, avr_mcu_types, avr_arch_types,
4658 avr_device_to_arch, avr_device_to_data_start,
4659 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4660 (EXTRA_SPEC_FUNCTIONS): Define.
4661 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4662 options mapping. Use device_to_arch and device_to_data_start insted.
4663 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4664 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4665 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4666 * config/avr/driver-avr.c: New file.
4667 * config/avr/avr-devices.c: New file.
4669 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4671 * var-tracking.c (unshare_variable): Force initialized to
4672 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4673 (set_variable_part): Likewise.
4674 (struct variable_union_info): Remove pos_src field.
4675 (vui_vec, vui_allocated): New variables.
4676 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4677 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4678 == 1 use a simpler sorting algorithm. Compute pos field right
4679 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4680 Avoid quadratic comparison if !flag_var_tracking_uninit.
4681 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4682 unshare_variable unconditionally.
4683 (dataflow_set_different_2): Removed.
4684 (dataflow_set_different): Don't traverse second hash table.
4685 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4686 unconditionally to var_reg_set or var_mem_set.
4687 (emit_notes_in_bb): Likewise.
4688 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4690 (emit_note_insn_var_location): Don't set initialized to
4691 VAR_INIT_STATUS_INITIALIZED early.
4692 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4694 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4696 * tree-object-size.c (addr_object_size): Instead of checking
4697 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4698 are no FIELD_DECLs following it.
4700 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4702 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4703 order to match bswaps with signed source operands.
4705 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4707 * sdbout.c (sdbout_one_type): Fix braces in switch.
4709 2009-06-23 Richard Guenther <rguenther@suse.de>
4711 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4713 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4714 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4715 var_callused, callused_tree, var_storedanything, storedanything_tree,
4716 var_integer, integer_tree): Remove global variables.
4717 (new_var_info): Do not pass new id, append the new var to the
4718 global variable vector.
4719 (do_ds_constraint): Use is_global_var member of the variable-info.
4720 (new_scalar_tmp_constraint_exp): Adjust.
4721 (create_function_info_for): Likewise.
4722 (create_variable_info_for): Likewise.
4723 (find_what_var_points_to): Remove dead code.
4724 (init_base_vars): Simplify.
4725 (compute_points_to_sets): Adjust.
4727 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4729 * combine.c (try_combine): Dump information about the insns we're
4732 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4734 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4735 check when calling force_to_mode on TRUNCATE's operand.
4737 2009-06-22 Ian Lance Taylor <iant@google.com>
4739 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4741 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4743 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4745 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4747 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4748 override library linkage flags such as -static-libgcc or
4751 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4753 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4755 2009-06-22 Ian Lance Taylor <iant@google.com>
4757 * config/linux.opt: Put mglibc ahead of muclibc.
4759 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4760 for duplicate decls.
4762 2009-06-22 Matthias Klose <doko@ubuntu.com>
4764 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4766 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4769 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4770 instead of NULL if a parser error occurs.
4772 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4774 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4775 non-DWARF2_DEBUGGING_INFO version.
4777 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4779 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4780 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4782 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4783 (LIBGCC2_TF_CEXT): Define.
4786 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4789 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4791 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4793 * config/arm/arm.c (arm_override_options): Disable
4794 -mcaller-super-interworking and -mcallee-super-interworking.
4795 * doc/invoke.texi (ARM Options): Document this.
4797 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4799 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4800 * config/arm/constraints.md (j): New constraint for movw operands.
4801 (N): Remove thumb2 meaning.
4802 * config/arm/arm.md (*arm_movw): Delete.
4803 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4804 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4805 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4807 2009-06-22 Martin Jambor <mjambor@suse.cz>
4809 PR tree-optimization/40492
4810 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4811 build_ref_for_offset.
4813 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4815 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4816 JUMP_TABLE_DATA_P predicates where applicable.
4817 * auto-inc-dec.c: Ditto.
4818 * builtins.c: Ditto.
4819 * caller-save.c: Ditto.
4821 * cfgcleanup.c: Ditto.
4822 * cfglayout.c: Ditto.
4825 * combine-stack-adj.c: Ditto.
4831 * dwarf2asm.c: Ditto.
4832 * dwarf2out.c: Ditto.
4833 * emit-rtl.c: Ditto.
4839 * function.c: Ditto.
4842 * genpreds.c: Ditto.
4843 * genrecog.c: Ditto.
4845 * ira-costs.c: Ditto.
4846 * ira-lives.c: Ditto.
4849 * lower-subreg.c: Ditto.
4850 * modulo-sched.c: Ditto.
4852 * postreload.c: Ditto.
4853 * print-rtl.c: Ditto.
4862 * sched-vis.c: Ditto.
4864 * sel-sched-ir.c: Ditto.
4865 * simplify-rtx.c: Ditto.
4866 * targhooks.c: Ditto.
4867 * var-tracking.c: Ditto.
4868 * vmsdbgout.c: Ditto.
4870 2009-06-22 Matthias Klose <doko@ubuntu.com>
4872 * Makefile.in (install-plugin): Always use DESTDIR.
4874 2009-06-22 Olivier Hainque <hainque@adacore.com>
4876 * config/pa/pa.c (output_call): Don't optimize post call jumps
4877 into return address adjustments if the call may throw.
4879 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4881 * arm.c (thumb1_output_casesi): New function.
4882 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4883 optimizing for size or PIC.
4884 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4885 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4886 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4887 (thumb1_casesi_internal_pic): New expand rule.
4888 (thumb1_casesi_dispatch): New pattern.
4889 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4891 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4892 in the text seciton when PIC or optimizing for size.
4893 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4894 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4895 preservation properties of code.
4896 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4897 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4898 (__gnu_thumb1_case_si): New function.
4899 * t-arm (LIB1ASMSRC): Define here.
4900 (LIB1ASMFUNCS): Add some common functions.
4901 * t-arm-elf (LIB1ASMSRC): Delete.
4902 (LIB1ASMFUNCS): Append to existing set.
4903 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4904 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4905 * t-symbian (LIB1ASMFUNCS): Likewise.
4906 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4907 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4909 2009-06-21 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/38729
4912 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4913 to loops with a single exit if -fno-expensive-optimizations.
4915 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4917 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4918 (dataflow_set): Change vars type from htab_t to shared_hash.
4919 (shared_hash_pool, empty_shared_hash): New variables.
4920 (vars_clear): Removed.
4921 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4922 shared_hash_find_slot_unshare, shared_hash_find_slot,
4923 shared_hash_find_slot_noinsert, shared_hash_find): New
4925 (shared_hash_unshare, shared_hash_destroy): New functions.
4926 (unshare_variable): Unshare set->vars if shared, use
4928 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4929 (get_init_value, find_src_set_src, dump_dataflow_set,
4930 clobber_variable_part, emit_notes_for_differences): Use
4932 (dataflow_set_init): Remove second argument, set vars to
4933 empty_shared_hash instead of creating a new htab.
4934 (dataflow_set_clear): Call shared_hash_destroy and set vars
4935 to empty_shared_hash instead of calling vars_clear.
4936 (dataflow_set_copy): Don't call vars_copy, instead just share
4937 the src htab with dst.
4938 (variable_union): Use shared_hash_*, use initially NO_INSERT
4939 lookup if set->vars is shared. Don't keep slot cleared before
4940 calling unshare_variable. Unshare set->vars if needed.
4941 Even ->refcount == 1 vars must be unshared if set->vars is shared
4942 and var needs to be modified.
4943 (variable_canonicalize): New function.
4944 (dataflow_set_union): If dst->vars is empty, just share src->vars
4945 with dst->vars and traverse with variable_canonicalize to canonicalize
4946 and unshare what is needed.
4947 (dataflow_set_different): If old_set and new_set use the same shared
4948 htab, they aren't different. If number of htab elements is different,
4949 htabs are different. Use shared_hash_*.
4950 (dataflow_set_destroy): Call shared_hash_destroy instead of
4952 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4953 second argument to dataflow_set_init.
4954 (vt_initialize): Likewise. Initialize shared_hash_pool and
4955 empty_shared_hash, move bb in/out initialization afterwards.
4956 Use variable_htab_free instead of NULL as changed_variables del hook.
4957 (variable_was_changed): Change type of second argument to pointer to
4958 dataflow_set. When inserting var into changed_variables, bump
4959 refcount. Unshare set->vars if set is shared htab and slot needs to
4961 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4962 lookup if set->vars is shared. Unshare set->vars if needed.
4963 Even ->refcount == 1 vars must be unshared if set->vars is shared
4964 and var needs to be modified. Adjust variable_was_changed caller.
4965 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4966 vars must be unshared if set->vars is shared and var needs to be
4967 modified. Adjust variable_was_changed caller.
4968 (emit_note_insn_var_location): Don't pool_free var.
4969 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4971 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4972 free_alloc_pool on shared_hash_pool.
4974 2009-06-20 Anthony Green <green@moxielogic.com>
4976 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4977 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4979 2009-06-20 Richard Guenther <rguenther@suse.de>
4981 * tree-ssa-structalias.c (find_func_aliases): For memset use
4982 a constraint from NULL if we memset to zero.
4983 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4984 we explicitly handle that do not read from memory.
4985 (call_may_clobber_ref_p_1): Properly handle builtins that may
4988 2009-06-20 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/40495
4991 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4992 (new_scalar_tmp_constraint_exp): New function.
4993 (process_constraint): Do not create temporary decls.
4994 (process_all_all_constraints): Likewise.
4995 (handle_const_call): Likewise.
4996 (create_function_info_for): Do not set decl.
4998 2009-06-19 Ian Lance Taylor <iant@google.com>
5000 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5001 (rs6000_attribute_table): Make static; move before use.
5003 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5005 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5006 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5007 Propagate the TREE_READONLY flag without overwriting it.
5008 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5009 Propagate the TREE_READONLY flag onto the result.
5010 (process_call_operands): Move around. Use correct constant value.
5012 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5015 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5016 * config/arm/arm.md: Likewise.
5018 2009-06-19 Ian Lance Taylor <iant@google.com>
5020 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5021 to GIMPLE_ERROR_MARK.
5023 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5024 op2_original_type parameters. Warn about using different enum types.
5025 * c-parser.c (c_parser_conditional_expression): Pass original
5026 types to build_conditional_expr.
5027 * c-tree.h (build_conditional_expr): Update declaration.
5029 2009-06-19 Ian Lance Taylor <iant@google.com>
5031 * config/i386/i386.c (ix86_function_specific_save): Test that
5032 fields match values, rather than testing the values are in a
5035 2009-06-19 Richard Guenther <rguenther@suse.de>
5037 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5039 (ptr_derefs_may_alias_p): Likewise.
5040 (ptr_deref_may_alias_ref_p_1): New function.
5041 (ptr_deref_may_alias_ref_p): Likewise.
5042 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5043 covered by looking at the ESCAPED solution.
5044 (call_may_clobber_ref_p_1): Likewise.
5045 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5046 Handle NULL_TREE offset. Do not produce redundant constraints.
5047 (process_all_all_constraints): New helper function.
5048 (do_structure_copy): Use it.
5049 (handle_lhs_call): Likewise.
5050 (find_func_aliases): Handle some builtins with pointer arguments
5051 and/or return values explicitly.
5053 2009-06-19 Ian Lance Taylor <iant@google.com>
5055 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5057 2009-06-19 Ian Lance Taylor <iant@google.com>
5059 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5061 2009-06-19 Ian Lance Taylor <iant@google.com>
5063 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5064 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5067 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5068 uninitialized const.
5070 2009-06-19 Ian Lance Taylor <iant@google.com>
5072 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5075 * c-decl.c (in_struct, struct_types): Remove.
5076 (struct c_binding): Add in_struct field.
5077 (c_binding_ptr): Define type, along with VEC.
5078 (struct c_struct_parse_info): Define.
5079 (struct_parse_info): New static variable.
5080 (bind): Initialize in_struct field.
5081 (start_struct): Remove enclosing_in_struct and
5082 enclosing_struct_types parameters. Add
5083 enclosing_struct_parse_info parameter. Change all callers. Set
5084 struct_parse_info rather than in_struct and struct_types.
5085 (grokfield): If -Wc++-compat and there is a symbol binding for the
5086 field name, set the in_struct flag and push it on the
5087 struct_parse_info->fields vector.
5088 (warn_cxx_compat_finish_struct): New static function.
5089 (finish_struct): Remove enclosing_in_struct and
5090 enclosing_struct_types parameters. Add
5091 enclosing_struct_parse_info parameter. Change all callers. Don't
5092 set C_TYPE_DEFINED_IN_STRUCT here. Call
5093 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5094 parameter. Only push on struct_types if warn_cxx_compat.
5095 (finish_enum): Only push on struct_types if warn_cxx_compat.
5096 (declspecs_add_type): Add loc parameter. Change all callers.
5097 Change all error calls to error_at. Pass loc, not input_location,
5098 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5099 defined in a struct. If -Wc++-compat and parsing a struct, record
5100 that a typedef name was used.
5101 * c-parser.c (c_parser_declspecs): Get location to pass to
5103 (c_parser_struct_or_union_specifier): Update calls to start_struct
5105 * c-tree.h (struct c_struct_parse_info): Declare.
5106 (finish_struct, start_struct): Update declarations.
5107 (declspecs_add_type): Update declaration.
5109 2009-06-19 Ian Lance Taylor <iant@google.com>
5111 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5112 variable with an anonymous type.
5114 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5116 * see.c: Remove for real.
5118 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5120 * optabs.h (enum optab_index): Add new OTI_significand.
5121 (significand_optab): Define corresponding macro.
5122 * optabs.c (init_optabs): Initialize significand_optab.
5123 * genopinit.c (optabs): Implement significand_optab using
5124 significand?f2 patterns.
5125 * builtins.c (expand_builtin_mathfn): Handle
5126 BUILT_IN_SIGNIFICAND{,F,L}.
5127 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5128 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5130 * config/i386/i386.md (significandxf2, significand<mode>2): New
5131 expanders to implement significandf, significand and significandl
5132 built-ins as inline x87 intrinsics.
5134 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5136 * config/avr/avr.c (avr_override_options): Remove setting value of
5137 PARAM_INLINE_CALL_COST.
5139 2009-06-18 Richard Henderson <rth@redhat.com>
5142 * tree-pass.h (TDF_ASMNAME): New.
5143 * tree-dump.c (dump_options): Add asmname.
5144 * doc/invoke.texi: Document it.
5146 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5147 (dump_decl_name): ...here.
5148 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5149 (dump_generic_node): Update dump_function_name calls.
5150 (print_call_name): New flags arg; update all dump calls.
5151 * diagnostic.h (print_call_name): Update.
5152 * gimple-pretty-print.c (dump_gimple_call): Update.
5154 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5159 2009-06-18 Diego Novillo <dnovillo@google.com>
5161 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5162 * plugin.c (str_license): Declare.
5163 (try_init_one_plugin): Assert that the symbol
5164 'plugin_is_GPL_compatible' exists.
5166 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5169 * Makefile.in (OBJS-common): Remove see.o.
5171 * common.opt (fsee): Mark as preserved for backward compatibility.
5172 * opts.c (common_handle_option): Add OPT_fsee to the backward
5173 compatibility section.
5174 * passes.c (init_optimization_passes, pass_see): Remove pass.
5175 * timevar.def (TV_SEE): Remove.
5176 * tree-pass.h (pass_see): Remove declaration.
5177 * doc/invoke.texi (-fsee): Remove documentation.
5179 2009-06-18 Martin Jambor <mjambor@suse.cz>
5181 * tree-sra.c: Include statistics.h
5182 (sra_stats): New variable.
5183 (sra_initialize): Clear sra_stats.
5184 (create_access_replacement): Increment sra_stats.replacements.
5185 (get_access_replacement): Do not return twice.
5186 (analyze_all_variable_accesses): Increment statistics counter by the
5187 number of scalarized aggregates.
5188 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5189 (sra_modify_expr): Increment sra_stats.exprs.
5190 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5191 (sra_modify_assign): Increment sra_stats.exprs,
5192 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5193 (perform_intra_sra): Update statistics counters.
5194 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5196 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5198 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5199 (arm_scalar_mode_supported_p): New function.
5201 2009-06-18 Paul Brook <paul@codesourcery.com>
5202 Sandra Loosemore <sandra@codesourcery.com>
5204 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5205 (__extendhfsf2, __truncsfhf2): Define.
5206 * config/arm/fp16.c: New file.
5207 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5208 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5210 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5212 * doc/extend.texi (Half-Precision): New section.
5213 * doc/invoke.texi (Option Summary): List -mfp16-format.
5214 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5215 * config/arm/arm.opt (mfp16-format=): New.
5216 * config/arm/arm.c: Include intl.h.
5217 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5218 (TARGET_INVALID_RETURN_TYPE): Redefine.
5219 (TARGET_PROMOTED_TYPE): Redefine.
5220 (TARGET_CONVERT_TO_TYPE): Redefine.
5221 (arm_fp16_format): Define.
5222 (all_fpus): Add entry for neon-fp16.
5223 (fp_model_for_fpu): Likewise.
5224 (struct fp16_format): Declare.
5225 (all_fp16_formats): Define.
5226 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5228 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5230 (arm_legitimate_index_p): Treat HFmode like HImode.
5231 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5232 (coproc_secondary_reload_class): Special-case HFmode.
5233 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5234 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5235 (arm_init_fp16_builtins): New.
5236 (arm_init_builtins): Call it.
5237 (arm_invalid_parameter_type): New.
5238 (arm_invalid_return_type): New.
5239 (arm_promoted_type): New.
5240 (arm_convert_to_type).
5241 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5243 (arm_emit_fp16_const): New function.
5244 (arm_mangle_type): Mangle __fp16 as "Dh".
5245 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5247 (TARGET_NEON_FP16): New.
5248 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5249 (enum fputype): Add FPUTYPE_NEON_FP16.
5250 (enum arm_fp16_format_type): Declare.
5251 (arm_fp16_format): Declare.
5252 (LARGEST_EXPONENT_IS_NORMAL): Define.
5253 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5254 * config/arm/arm-modes.def (HFmode): Define.
5255 * config/arm/vfp.md: (*movhf_vfp): New.
5258 * config/arm/arm.md: (fpu): Add neon_fp16.
5259 (floatsihf2, floatdihf2): New.
5260 (fix_trunchfsi2, fix_trunchfdi2): New.
5264 (*arm32_movhf): New.
5265 (*thumb1_movhf): New.
5266 (consttable_2): Add check for HFmode constants.
5267 (consttable_4): Handle HFmode constants.
5269 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5271 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5273 2009-06-17 Olivier Hainque <hainque@adacore.com>
5275 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5276 const char ** conversion in AIX specific section.
5278 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5280 * config/i386/i386.c (ix86_special_builtin_type): Remove
5281 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5282 (bdesc_special_args): Updated.
5283 (ix86_init_mmx_sse_builtins): Likewise.
5284 (ix86_expand_special_args_builtin): Likewise.
5286 2009-06-17 Richard Henderson <rth@redhat.com>
5288 * tree-pretty-print.c (maybe_dump_asm_name): New.
5289 (dump_decl_name): Use it.
5290 (PRINT_FUNCTION_NAME): Merge into...
5291 (dump_function_name): ... here. Use maybe_dump_asm_name.
5293 2009-06-17 Cary Coutant <ccoutant@google.com>
5295 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5297 * debug.c (struct gcc_debug_hooks): Change placeholder for
5299 (debug_nothing_int_charstar_int): Replaced by...
5300 (debug_nothing_int_charstar_int_bool): ...this.
5301 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5302 source_line prototype.
5303 (debug_nothing_int_charstar_int): Replaced by...
5304 (debug_nothing_int_charstar_int_bool): ...this.
5305 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5306 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5307 Output is_stmt operand when necessary.
5308 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5309 (notice_source_line): Add is_stmt parameter.
5310 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5311 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5313 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5314 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5316 2009-06-17 Ian Lance Taylor <iant@google.com>
5318 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5320 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5323 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5325 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5326 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5327 tree_strip_sign_nop_conversions and
5328 tree_ssa_strip_useless_type_conversions rather than stripping
5329 the operations here.
5330 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5332 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5333 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5334 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5335 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5338 2009-06-17 Michael Eager <eager@eagercon.com>
5340 * config/rs6000/constraints.md (register_constraint "d"): New.
5341 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5342 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5343 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5344 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5345 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5346 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5347 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5348 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5349 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5350 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5352 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5353 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5354 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5355 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5356 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5357 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5358 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5359 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5360 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5361 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5362 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5363 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5364 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5365 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5367 2009-06-16 Ian Lance Taylor <iant@google.com>
5369 * profile.c (total_num_never_executed): Don't define.
5370 (compute_branch_probabilities): Don't count or print
5372 (init_branch_prob): Don't set total_num_never_executed.
5373 (end_branch_prob): Don't print total_num_never_executed.
5375 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5377 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5379 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5381 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5382 (nabstd2_fpr): Same.
5384 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5386 * expr.c (expand_assignment): Change complex type check.
5388 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5390 * doc/plugins.texi (Building GCC plugins): Added new section.
5392 2009-06-17 Ian Lance Taylor <iant@google.com>
5394 * c-pch.c (get_ident): Don't set size of templ array.
5395 (pch_init): Don't set size of partial_pch array.
5397 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5398 string constant to intialize an array whose size is the length of
5401 2009-06-17 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/40389
5404 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5405 to addressable types.
5406 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5408 2009-06-17 Richard Guenther <rguenther@suse.de>
5411 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5412 if there is no evolution of left in the loop bail out.
5413 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5414 chrec_fold_multiply.
5416 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5417 Janis Johnson <janis187@us.ibm.com>
5420 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5421 for the symbol ref of a constant that is the source of a move
5422 - nor for any other not-obvious-label-ref constants.
5424 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5426 * plugin.c (position_pass): Skip newly inserted pass during list
5427 traversal to avoid repeated insertion.
5429 2009-06-16 Ian Lance Taylor <iant@google.com>
5431 * vec.h (VEC_stack_alloc): Define different version if
5432 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5433 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5434 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5435 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5437 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5439 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5441 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5442 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5443 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5444 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5445 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5446 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5447 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5448 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5449 __builtin_ia32_rdtscp.
5450 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5451 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5452 and __builtin_ia32_rorhi.
5453 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5454 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5455 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5456 (ix86_expand_args_builtin): Likewise.
5457 (ix86_expand_special_args_builtin): Likewise.
5459 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5460 (UNSPECV_RDTSC): Likewise.
5461 (UNSPECV_RDPMC): Likewise.
5462 (*bsr): Renamed to ...
5464 (*bsr_rex64): Renamed to ...
5468 (*rdpmc_rex64): Likewise.
5471 (*rdtsc_rex64): Likewise.
5473 (*rdtscp): Likewise.
5474 (*rdtscp_rex64): Likewise.
5476 * config/i386/ia32intrin.h: New.
5478 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5480 2009-06-16 Ian Lance Taylor <iant@google.com>
5482 * ira-build.c (copy_info_to_removed_store_destinations):
5483 Initialize parent_a.
5485 2009-06-16 Ian Lance Taylor <iant@google.com>
5487 * c-decl.c (grokdeclarator): Change size_varies to bool.
5489 2009-06-16 Ian Lance Taylor <iant@google.com>
5491 * sel-sched.c: Make forward declarations of move_op_hooks and
5492 fur_hooks explicitly extern.
5494 2009-06-16 Ian Lance Taylor <iant@google.com>
5496 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5497 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5499 2009-06-16 Ian Lance Taylor <iant@google.com>
5501 * resource.c (mark_referenced_resources): Change
5502 include_delayed_effects parameter to bool. Change all callers.
5503 (mark_end_of_function_resources): Likewise.
5504 * reorg.c (insn_references_resource_p): Likewise.
5505 (insn_sets_resource_p): Likewise.
5506 * resource.h (mark_referenced_resources): Update declaration.
5507 (mark_end_of_function_resources): Update declaration.
5509 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5511 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5513 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5515 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5516 GCC can bootstrap on AIX with GNU Binutils 2.20.
5518 2009-06-16 Ian Lance Taylor <iant@google.com>
5520 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5522 2009-06-16 Ian Lance Taylor <iant@google.com>
5524 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5525 inline, not extern inline.
5526 (exact_log2): Likewise.
5527 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5529 (exact_log2): Likewise, but don't test CTZ_HWI.
5531 2009-06-16 Ian Lance Taylor <iant@google.com>
5533 * bitmap.c (bitmap_clear): Don't declare as inline.
5534 * gimple.c (gimplify_assign): Likewise.
5535 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5536 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5537 (sched_scan_info): Remove duplicate definition.
5539 2009-06-16 Ian Lance Taylor <iant@google.com>
5541 * c-common.c (skip_evaluation): Don't define.
5542 (c_inhibit_evaluation_warnings): Define global variable.
5543 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5544 than skip_evaluation.
5545 (convert_and_check, warn_for_div_by_zero): Likewise.
5546 * c-common.h (skip_evaluation): Don't declare.
5547 (c_inhibit_evaluation_warnings): Declare.
5548 * c-parser.c (c_parser_typeof_specifier): Set
5549 c_inhibit_evaluation_warnings rather than skip_evaluation.
5550 (c_parser_conditional_expression): Likewise.
5551 (c_parser_binary_expression): Likewise.
5552 (c_parser_sizeof_expression): Likewise.
5553 (c_parser_alignof_expression): Likewise.
5554 * c-typeck.c (build_indirect_ref): Check
5555 c_inhibit_evaluation_warnings rather than skip_evaluation.
5556 (build_conditional_expr, build_binary_op): Likewise.
5558 2009-06-16 Richard Guenther <rguenther@suse.de>
5560 * tree-ssa-alias.c (is_escape_site): Remove.
5561 * tree-ssa-alias.h (enum escape_type): Remove.
5562 (is_escape_site): Likewise.
5563 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5564 via casts and asms without deferring to is_escape_site.
5566 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5569 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5570 use gen_lowpart if op0 has complex mode.
5572 2009-06-16 Richard Guenther <rguenther@suse.de>
5574 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5575 variables add them to ESCAPED.
5576 (find_func_aliases): Do not make all indirectly stored values escaped.
5578 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5580 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5583 2009-06-16 Martin Jambor <mjambor@suse.cz>
5585 PR tree-optimization/40432
5586 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5587 check whether we need to force gimple register operand.
5589 2009-06-16 Martin Jambor <mjambor@suse.cz>
5591 PR tree-optimization/40413
5592 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5593 build_ref_for_offset.
5594 (propagate_subacesses_accross_link): Fix a typo in a comment.
5596 2009-06-16 Ira Rosen <irar@il.ibm.com>
5598 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5599 with additional parameter.
5600 * tree-vectorizer.h (enum vect_def_type): Add new value
5602 (enum vect_relevant): Add comments.
5603 (vect_is_simple_reduction): Add new argument.
5604 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5605 Detect nested cycles.
5606 (vect_is_simple_reduction): Update documentation, add an argument to
5607 distinguish inner-loop reduction from nested cycle, detect nested
5608 cycles, fix printings and indentation, don't swap operands in case
5610 (get_initial_def_for_reduction): Handle subtraction.
5611 (vect_create_epilog_for_reduction): Add new argument to specify
5613 (vect_finalize_reduction): Handle subtraction, fix comments.
5614 (vectorizable_reduction): Handle nested cycles. In case of nested
5615 cycle keep track of the reduction variable position. Call
5616 vect_is_simple_reduction with additional parameter. Use original
5617 statement code in reduction epilogue for nested cycle. Call
5618 vect_create_epilog_for_reduction with additional parameter.
5619 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5620 inner-loop vectorization.
5621 (vect_recog_widen_sum_pattern): Likewise.
5622 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5624 (vect_mark_stmts_to_be_vectorized): Likewise.
5625 (vect_get_vec_def_for_operand): Handle nested cycles.
5627 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5629 * doc/invoke.texi (Debugging Options): Fix option index entries
5630 for -fdump-statistics, -frandom-seed add entries for
5631 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5632 (FRV Options): Fix entries for -mTLS, -mtls.
5633 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5634 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5635 (M68hc1x Options): Fix @itemx for -mnominmax.
5636 (MCore Options): Fix entry for -mno-lsim.
5637 (MMIX Options): Fix entry for -mabi=mmixware.
5638 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5640 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5642 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5643 Mention the plugin mode of gengtype.
5644 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5645 * gengtype.c: Updated copyright.
5646 (plugin_files, nb_plugin_files) Added new static variables.
5647 (measure_input_list) Care about plugin_files.
5648 (write_rtx_next): Added early return in plugin mode.
5649 (create_file): Updated copyright year in generated file. Added
5651 (oprintf): Added early return if NULL outf.
5652 (get_output_file_with_visibility): Care of plugin_files.
5653 (get_output_file_name): May return null.
5654 (write_local): Added early return.
5655 (put_mangled_filename): Ditto.
5656 (finish_root_table): Added check for base_files.
5657 (write_roots): Care about null when plugins.
5658 (main): Added plugin mode.
5660 2009-06-15 Ian Lance Taylor <iant@google.com>
5662 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5663 * gcov.c (read_count_file): Add braces around variables declared
5666 * c.opt (Wjump-misses-init): New warning.
5667 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5668 -Wall and -Wc++-compat if not already set.
5669 (c_common_post_options): Clear warn_jump_misses_init if it was not
5671 * c-decl.c (struct c_binding): Change type field to a union with
5672 new label field. Make it the first field in the struct. Update
5673 references to type to use u.type instead.
5674 (struct c_spot_bindings): Define.
5675 (struct c_goto_bindings): Define.
5676 (c_goto_bindings_p): Define, along with VECs.
5677 (struct c_label_vars): Define.
5678 (struct c_scope): Add has_label_bindings field.
5679 (bind_label, set_spot_bindings): New static functions.
5680 (decl_jump_unsafe, update_spot_bindings): New static functions.
5681 (update_label_decls): New static function.
5682 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5683 Update binding u.label field to shadowed field.
5684 (c_binding_start_stmt_expr): New function.
5685 (c_binding_end_stmt_expr): New function.
5686 (pushdecl): Don't call c_begin_vm_scope.
5687 (make_label): Add defining and p_label_vars parameters. Change
5689 (lookup_label): Correct test for whether a label has not yet been
5690 defined. Call bind_label rather than bind.
5691 (warn_about_goto): New static function.
5692 (lookup_label_for_goto): New function.
5693 (declare_label): Call bind_label rather than bind.
5694 (check_earlier_gotos): New static function.
5695 (define_label): Don't give errors about jumping into statement
5696 expressions or scopes of variably modified types. Call
5697 set_spot_bindings and check_earlier_gotos. Call bind_label
5698 instead of bind. Don't set label_context_stack_se or
5699 label_context_stack_vm.
5700 (c_get_switch_bindings): New function.
5701 (c_release_switch_bindings): New function.
5702 (c_check_switch_jump_warnings): New function.
5703 (start_function): Don't set label_context_stack_se or
5704 label_context_stack_vm.
5705 (finish_function): Likewise.
5706 * c-typeck.c (label_context_stack_se): Don't define.
5707 (label_context_stack_vm): Don't define.
5708 (c_finish_goto_label): Call lookup_label_for_goto rather than
5709 lookup_label. Don't give errors about jumping into a statement
5710 expression or the scope of a variably modified type. Don't set
5711 label_context_stack_se or label_context_stack_vm.
5712 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5713 fields. Add bindings field.
5714 (c_start_case): Don't set deleted fields. Set bindings field.
5715 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5716 or blocked_vm. Call c_check_switch_jump_warnings.
5717 (c_finish_case): Don't test blocked_stmt_expr field. Call
5718 c_release_switch_bindings.
5719 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5720 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5721 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5722 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5723 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5724 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5725 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5726 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5727 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5728 (C_DECL_UNJUMPABLE_VM): Don't define.
5729 (C_DECL_UNDEFINABLE_VM): Don't define.
5730 (struct c_label_list): Don't define.
5731 (struct c_label_context_se): Don't define.
5732 (struct c_label_context_vm): Don't define.
5733 (struct c_spot_bindings): Declare.
5734 (c_bindings_start_stmt_expr): Declare.
5735 (c_bindings_end_stmt_expr): Declare.
5736 (lookup_label_for_goto): Declare.
5737 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5738 (c_check_switch_jump_warnings): Declare.
5739 (label_context_stack_se, label_context_stack_vm): Don't declare.
5740 (c_finish_goto_label): Update declaration.
5741 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5742 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5743 (Warning Options): Document -Wjump-misses-init.
5745 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5747 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5750 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5752 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5754 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5756 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5758 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5760 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5762 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5764 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5765 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5766 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5767 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5768 * dwarf2asm.c (dw2_force_const_mem): Update call to
5770 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5771 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5772 * langhooks.c (lhd_comdat_group): Remove.
5773 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5774 * tree.h (DECL_COMDAT_GROUP): New.
5775 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5776 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5777 (make_decl_one_only): Change signature.
5778 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5780 (make_decl_one_only): Change signature.
5781 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5783 2009-06-15 Richard Guenther <rguenther@suse.de>
5786 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5788 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5790 * tree-ssa-math-opts.c: Remove extra divide.
5792 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5794 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5796 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5798 * passes.c: Add bswap pass.
5799 * tree-pass.h: Add pass_optimize_bswap declaration.
5800 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5801 Include rtl.h, expr.h and optabs.h for optab_handler check.
5802 (struct symbolic_number, pass_optimize_bswap): New definition.
5803 (do_shift_rotate, verify_symbolic_number_p): New functions.
5804 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5805 (gate_optimize_bswap): New function.
5806 * tree.c (widest_int_cst_value): New function.
5807 * tree.h (widest_int_cst_value): Prototype added.
5809 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5811 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5812 REG_EQUAL/REG_EQUIV notes.
5814 2009-06-14 Richard Guenther <rguenther@suse.de>
5817 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5818 has its address taken if NRV was applied and it is addressable.
5819 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5820 function split out from ...
5821 (get_constraint_for_1): ... here.
5822 (handle_rhs_call): Use it to mark the return slot escaped if
5823 it is addressable and NRV was applied.
5825 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5827 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5828 Change first argument type to location_t.
5829 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5830 Do not set input_location.
5831 Use loc instead of input_location throughout.
5833 2009-06-13 Richard Guenther <rguenther@suse.de>
5835 PR tree-optimization/40421
5836 * tree-predcom.c (should_unroll_loop_p): Remove.
5837 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5839 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5842 Add location argument.
5844 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5846 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5848 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5849 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5850 * config/spu/spu-protos.h: Add location to
5851 spu_resolve_overloaded_builtin.
5852 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5853 spu_build_builtin_va_list.
5854 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5855 argument. Pass location to build_function_call_vec.
5856 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5858 (emit_fpu_switch): Same.
5859 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5860 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5861 to build_decl and create_artificial_label.
5862 (xtensa_gimplify_va_arg_expr): Same.
5863 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5864 (xstormy16_gimplify_va_arg_expr): Same.
5865 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5866 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5867 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5868 (mips16_build_function_stub): Same.
5869 (mips16_build_call_stub): Same.
5871 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5874 * arm/constraints.md (Pa, Pb): New constraints.
5875 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5876 split pattern to deal with them.
5878 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5880 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5881 fix index entry for -Xpreprocessor.
5883 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5885 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5886 Add location argument to build_decl call.
5887 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5888 (rs6000_init_builtins): Same.
5889 (spe_init_builtins): Same.
5890 (rs6000_gimplify_va_arg): Add location argument to
5891 create_artificial_label call.
5893 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5895 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5896 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5897 * Makefile.in: Fix GGC dependency for gcse.o.
5899 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5901 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5902 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5903 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5905 * c-parser.c (c_parser_binary_expression): Use current column while
5906 building binary operations.
5907 * common.opt (fshow-column): Enable by default.
5908 * tree-vrp.c (check_array_ref): Use warning_at.
5909 (check_array_bounds): Use location from call back if expr has no
5911 * tree.h: Add location argument to maybe_fold_*.
5912 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5913 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5914 (maybe_fold_offset_to_component_ref): Same.
5915 (maybe_fold_offset_to_reference): Same.
5916 (maybe_fold_offset_to_address): Same.
5917 (maybe_fold_stmt_indirect): Same.
5918 (maybe_fold_stmt_addition): Same.
5919 (fold_stmt_r): Pass location to maybe_fold_*.
5920 (fold_gimple_assign): Same.
5921 * c-tree.h: Add location argument to finish_decl,
5922 default_function_array_conversion, store_init_value.
5923 * c-decl.c (define_label): Use error_at.
5924 (c_make_fname_decl): Pass location to finish_decl.
5925 (finish_decl): New location argument.
5926 (build_compound_literal): Pass location to store_init_value.
5927 (grokdeclarator): Pass location to finish_decl.
5929 * c-typeck.c (array_to_pointer_conversion): New location argument.
5930 (function_to_pointer_conversion): Same.
5931 (default_function_array_conversion): Same.
5932 (parser_build_unary_op): Pass location to overflow_warning.
5933 (parser_build_binary_op): Same. Use warning_at.
5934 (build_unary_op): Pass location to array_to_pointer_conversion.
5935 (build_c_cast): Pass location to digest_init.
5936 (build_modify_expr): New location argument.
5937 (convert_for_assignment): Same.
5938 (store_init_value): Same.
5939 (digest_init): Same.
5940 (output_init_element): Pass location to digest_init and
5941 array_to_pointer_conversion.
5942 (c_finish_return): Pass location to convert_for_assignment.
5943 * gimplify.c (gimplify_conversion): Pass location to
5944 maybe_fold_offset_to_address.
5945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5946 to maybe_fold_stmt_addition.
5947 * c-omp.c (c_finish_omp_atomic): Pass new location to
5949 (c_finish_omp_for): Same.
5950 * c-common.c (overflow_warning): New argument.
5951 * c-common.h: New argument to build_modify_expr, overflow_warning.
5952 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5954 (c_parser_initializer): Pass location to
5955 default_function_array_conversion.
5956 (c_parser_initelt): Same.
5957 (c_parser_initval): Same.
5958 (c_parser_asm_operands): Same.
5959 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5960 (c_parser_conditional_expression): Same.
5961 (c_parser_binary_expression): Add location info to stack. Use it.
5962 (c_parser_unary_expression): Pass location to
5963 default_function_array_conversion, parser_build_unary_op,
5964 build_indirect_ref, c_parser_postfix_expression_after_primary.
5965 (c_parser_postfix_expression_after_primary): New location argument.
5967 (c_parser_expression_conv): Pass location to
5968 default_function_array_conversion.
5969 (c_parser_expr_list): Same.
5970 (c_parser_omp_atomic): Same.
5971 (c_parser_omp_for_loop): Same.
5972 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5973 (build_array_declarator): New argument.
5974 * c-decl.c (build_array_declarator): Add location argument.
5975 (grokdeclarator): Set id_loc for cdk_array.
5976 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5977 build_array_declarator.
5978 * tree.c (build_omp_clause): Add location argument.
5979 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5980 (OMP_CLAUSE_LOCATION): New macro.
5981 (struct tree_omp_clause): Add location field.
5982 (build_omp_clause): Add argument.
5983 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5984 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5986 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5987 (cp_parser_omp_clause_collapse): Same.
5988 (cp_parser_omp_clause_default): Same.
5989 (cp_parser_omp_clause_if): Same.
5990 (cp_parser_omp_clause_nowait): Same.
5991 (cp_parser_omp_clause_num_threads): Same.
5992 (cp_parser_omp_clause_ordered): Same.
5993 (cp_parser_omp_clause_schedule): Same.
5994 (cp_parser_omp_clause_untied): Same.
5995 (cp_parser_omp_for_loop): Same.
5996 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5997 * c-tree.h (c_start_case): Add location argument.
5998 (c_process_expr_stmt): Same.
5999 (c_finish_goto_*): Same.
6000 * tree-parloops.c (initialize_reductions): Pass location to
6002 (create_parallel_loop): Same.
6003 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6004 (gfc_trans_omp_reduction_list): Same.
6005 (gfc_trans_omp_clauses): Same.
6006 (gfc_trans_omp_do): Same.
6007 * c-typeck.c (c_finish_goto_label): Same.
6008 (c_finish_goto_ptr): New location argument.
6009 (c_start_case): Same.
6010 (emit_side_effect_warnings): Same.
6011 (c_process_expr_stmt): Same.
6012 (c_finish_stmt_expr): Same.
6013 (c_finish_omp_clauses): Use error_at instead of error.
6014 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6016 * c-omp.c (c_split_parallel_clauses): New location argument.
6017 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6018 to build_omp_clause.
6019 (convert_local_reference_stmt): Same.
6020 (convert_gimple_call): Same.
6021 * c-common.h (c_split_parallel_clauses): New argument.
6022 * c-parser.c (c_parser_statement_after_labels): Pass location to
6023 c_finish_goto_label.
6024 (c_parser_switch_statement): Pass location to c_start_case.
6025 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6026 and c_process_expr_stmt.
6027 (c_parser_omp_variable_list): Add location argument.
6028 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6029 (c_parser_omp_clause_default): Same.
6030 (c_parser_omp_clause_if): Same.
6031 (c_parser_omp_clause_num_threads): Same.
6032 (-c_parser_omp_clause_ordered): Same.
6033 (c_parser_omp_clause_reduction): Pass location to
6034 c_parser_omp_variable_list.
6035 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6036 (c_parser_omp_clause_untied): Same.
6037 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6038 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6040 * c-tree.h (check_for_loop_decls, undeclared_variable,
6041 build_component_ref, build_array_ref, build_external_ref,
6042 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6043 build_conditional_expr, build_compound_expr, c_cast_expr,
6044 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6045 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6047 * c-semantics.c (build_stmt): Same.
6048 (build_case_label): Same.
6049 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6050 (undeclared_variable): New argument.
6052 (lookup_label): Pass location on down.
6053 (define_label): Same.
6054 (finish_decl): Same.
6055 (build_compound_literal): Same.
6056 (finish_struct): Same.
6057 (finish_function): Do not set location here.
6058 (check_for_loop_decls): New argument.
6059 * tree.c (save_expr): Set location.
6060 (build_empty_stmt): New argument.
6061 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6062 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6063 * builtins.c (gimplify_va_arg_expr): Use locations.
6064 (expand_builtin_sync_operation): Same.
6065 * c-typeck.c (build_component_ref): New argument.
6066 (build_array_ref): Same.
6067 (build_external_ref): Same.
6068 (c_expr_sizeof_expr): Same.
6069 (c_expr_sizeof_type): Same.
6070 (parser_build_unary_op): Same.
6071 (build_conditional_expr): Same.
6072 (build_compound_expr): Pass location on down.
6073 (build_compound_expr): New argument.
6074 (build_c_cast): Same.
6075 (c_cast_expr): Same.
6076 (build_asm_expr): Same.
6077 (c_finish_return): Same.
6078 (c_process_expr_stmt): Pass location on down.
6079 (c_finish_stmt_expr): New argument.
6080 (push_clenaup): Same.
6081 (c_finish_omp_parallel): Same.
6082 (c_finish_omp_task): Same.
6083 * gimplify.c (gimplify_call_expr): Pass location on down.
6084 * c-omp.c (c_finish_omp_master): New argument.
6085 (c_finish_omp_critical): Same.
6086 (c_finish_omp_ordered): Same.
6087 (c_finish_omp_barrier): Same.
6088 (-c_finish_omp_taskwait): Same.
6089 (c_finish_omp_atomic): Same.
6090 (c_finish_omp_flush): Same.
6091 * tree-inline.c (copy_tree_body_r): Pass location on down.
6092 (inline_forbidden_p): Remove use of input_location.
6093 * c-gimplify.c (c_build_bind_expr): New argument.
6094 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6095 (c_sizeof_or_alignof_type): New argument.
6096 (c_alignof_expr): Same.
6097 (build_va_arg): Same.
6098 (c_add_case_label): Same.
6099 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6100 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6101 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6102 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6103 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6104 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6106 * stub-objc.c (objc_build_selector_expr): Same.
6107 (objc_build_throw_stmt): Same.
6108 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6109 (c_parser_initelt): Same.
6110 (c_parser_compound_statement): Same.
6111 (c_parser_compound_statement_nostart): Same.
6112 (c_parser_label): Same.
6113 (c_parser_statement_after_labels): Same.
6114 (c_parser_if_body): Same.
6115 (c_parser_else_body): Same.
6116 (c_parser_if_statement): Same.
6117 (c_parser_switch_statement): Same.
6118 (c_parser_while_statement): Same.
6119 (c_parser_do_statement): Same.
6120 (c_parser_for_statement): Same.
6121 (c_parser_asm_statement): Same.
6122 (c_parser_conditional_expression): Same.
6123 (c_parser_binary_expression): Same.
6124 (c_parser_cast_expression): Same.
6125 (c_parser_unary_expression): Same.
6126 (c_parser_sizeof_expression): Same.
6127 (c_parser_alignof_expression): Same.
6128 (c_parser_postfix_expression): Same.
6129 (c_parser_expression): Same.
6130 (c_parser_objc_receiver): Same.
6131 (c_parser_omp_variable_list): Same.
6132 (c_parser_omp_structured_block): Same.
6133 (c_parser_omp_atomic): New argument.
6134 (c_parser_omp_barrier): Same.
6135 (c_parser_omp_critical): Same.
6136 (c_parser_omp_flush): Pass location on down.
6137 (c_parser_omp_for_loop): New argument.
6138 (c_parser_omp_for): Same.
6139 (c_parser_omp_master): Same.
6140 (c_parser_omp_ordered): Same.
6141 (c_parser_omp_sections_scope): Same.
6142 (c_parser_omp_sections): Same.
6143 (c_parser_omp_parallel): Same.
6144 (c_parser_omp_single): Same.
6145 (c_parser_omp_task): Same.
6146 (c_parser_omp_taskwait): Pass location on down.
6147 (c_parser_omp_construct): Same.
6148 (c_parser_omp_threadprivate): Same.
6149 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6150 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6151 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6152 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6153 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6154 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6155 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6156 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6157 config/i386/i386.c, stmt.c:
6158 Add location argument to the following function definitions and/or
6159 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6160 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6161 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6162 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6163 do_case, c_finish_bc_stmt, build_compound_literal,
6164 build_function_call.
6165 * c-decl.c (build_compound_literal): Add location argument.
6166 Make all diagnostic calls use location.
6167 (start_struct): Same.
6168 (finish_struct): Same.
6170 (build_enumerator): Same.
6171 (start_function): Same.
6172 (grokdeclarator): Make all diagnostic calls use location.
6173 (store_parm_decls_oldstyle): Same.
6174 * c-typeck.c (build_function_call): Add location argument.
6175 Make all diagnostic calls use location.
6177 (c_finish_bc_stmt): Same.
6178 * tree-nested.c (get_trampoline_type): Add argument.
6179 Pass location to build_decl.
6180 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6181 * rtl.h (RTL_LOCATION): New.
6182 * c-common.c (c_add_case_label): Add location argument.
6183 Make all diagnostic calls use location.
6184 * c-common.h: Add location argument to make_fname_decl, do_case,
6185 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6186 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6187 Set it appropriately for every case. Pass enum_loc to start_enum
6188 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6190 (c_parser_struct_or_union_specifier): Save location. Use it for
6191 start_struct, finish_struct, and parser_xref_tag.
6193 2009-06-12 Ian Lance Taylor <iant@google.com>
6195 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6197 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6198 cpp_opts->warn_cxx_operator_names.
6200 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6203 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6204 is returns NULL and OP is a VCE, look through the VCE.
6206 2009-06-12 Ian Lance Taylor <iant@google.com>
6209 * collect2.c (main): Use CONST_CAST2 in code inside #if
6210 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6212 2009-06-12 Joey Ye <joey.ye@intel.com>
6215 * cfgexpand.c (get_decl_align_unit): Update
6216 max_used_stack_slot_alignment with align instead of
6217 stack_alignment_needed.
6219 * function.c (assign_stack_local_1): Update
6220 max_used_stack_slot_alignment with alignment_in_bits instead
6221 of stack_alignment_needed.
6222 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6225 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6227 * dwarf2out.c (last_var_location_insn): New variable.
6228 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6229 (dwarf2out_var_location): Don't record anything after last real
6230 insn. Only change labels if there were any real instructions
6231 in between last note and this one, or if changed sections.
6233 2009-06-11 Richard Henderson <rth@redhat.com>
6235 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6236 note when storing the frame pointer in a register.
6237 (FRP): Don't redefine to nothing for epilogue.
6238 (alpha_expand_epilogue): Mark register and sp restores.
6239 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6241 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6242 when gen_lowpart is needed.
6244 2009-06-11 Richard Henderson <rth@redhat.com>
6246 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6248 * dwarf2out.c (need_data_align_sf_opcode): New.
6249 (div_data_align): Move earlier.
6250 (def_cfa_1, reg_save): Use it.
6252 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6254 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6255 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6256 (ix86_handle_option): Handle OPT_mcrc32.
6257 (ix86_target_string): Add -mcrc32.
6258 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6260 * config/i386/i386.h (TARGET_CRC32): New.
6262 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6263 (sse4_2_crc32di): Likewise.
6265 * config/i386/i386.opt (mcrc32): New.
6267 * doc/invoke.texi: Document -mcrc32.
6269 2009-06-11 Richard Henderson <rth@redhat.com>
6271 * common.opt (gdwarf-): Accept a version number.
6272 * doc/invoke.texi (gdwarf-): Update docs.
6273 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6274 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6275 version level, and record it.
6277 * dwarf2.h (DW_CIE_VERSION): Remove.
6278 * dwarf2out.c (DWARF_VERSION): Remove.
6279 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6280 (output_call_frame_info): Use CIE version 3 for dwarf3,
6281 or if the return register column is out of range for version 1.
6282 (dwarf_stack_op_name): Add all dwarf3 values.
6283 (DEBUG_PUBTYPES_SECTION): New.
6284 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6285 encoding change for dwarf3.
6286 (output_die) [dw_val_class_die_ref]: Likewise.
6287 (output_compilation_unit_header): Emit correct version for dwarf3.
6288 (output_line_info): Likewise.
6289 (output_pubnames): Update for DWARF_VERSION removal.
6290 (output_aranges): Likewise.
6291 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6292 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6293 (dwarf2out_finish): Likewise.
6295 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6297 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6300 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6303 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6304 * builtins.c (expand_builtin_unreachable): New function.
6305 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6306 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6307 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6309 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6310 searching for missing barriers.
6312 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6314 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6315 when -fprofile-generate* was passed.
6316 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6318 2009-06-11 Anthony Green <green@moxielogic.com>
6320 * config/moxie/moxie.md: Define length attribute for all instructions.
6322 (*b<cond:code>): Support limited branch ranges for new PC-relative
6323 branch instructions.
6324 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6326 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6328 * config/i386/i386.c (min_insn_size): Use get_attr_length
6329 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6332 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6333 instead of emit_insn_before.
6335 2009-06-10 Ian Lance Taylor <iant@google.com>
6338 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6341 2009-06-10 Revital Eres <eres@il.ibm.com>
6343 * passes.c (init_optimization_passes): Reschedule
6344 predictive-commoning pass before complete unroll pass.
6346 2009-06-10 Martin Jambor <mjambor@suse.cz>
6348 * cgraph.c (cgraph_node_can_be_local_p): New function.
6349 (cgraph_make_node_local): New function.
6350 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6351 (cgraph_make_node_local): Declare.
6353 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6355 * tree.h (tree_base): Add packed_flag and user_align fields.
6356 Decrease size of spare field.
6357 (TYPE_USER_ALIGN): Use user_align from tree_base.
6358 (DECL_USER_ALIGN): Likewise.
6359 (TYPE_PACKED): Use packed_flag from tree_base.
6360 (DECL_PACKED): Likewise.
6361 (tree_type): Delete packed_flag and user_align fields. Widen
6362 precision field. Widen mode field and shuffle fields to align
6363 mode on an 8-bit boundary.
6364 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6365 Renumber decl_flag_* fields. Fix comments. Widen
6366 decl_common_unused field.
6367 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6368 (DECL_EXTERNAL): Likewise.
6369 (DECL_BIT_FIELD): Likewise.
6370 (DECL_NONADDRESSABLE_P): Likewise.
6371 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6372 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6374 2009-06-10 Ian Lance Taylor <iant@google.com>
6376 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6377 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6378 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6379 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6380 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6381 DEF_VEC_ALLOC_FUNC_P.
6382 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6383 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6384 DEF_VEC_ALLOC_FUNC_O.
6385 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6386 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6387 DEF_VEC_ALLOC_FUNC_I.
6388 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6389 (vec_stack_p_reserve_exact_1): Declare.
6390 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6391 (vec_stack_free): Declare.
6392 (VEC_stack_alloc): Define.
6393 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6394 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6395 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6396 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6398 (stack_vecs): New static variable.
6399 (vec_stack_p_reserve_exact_1): New function.
6400 (vec_stack_o_reserve_1): New static function.
6401 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6402 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6403 (vec_stack_free): New function.
6404 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6405 (VEC_df_ref_stack_alloc): Define.
6406 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6407 DEF_VEC_ALLOC_P_STACK.
6408 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6409 (struct df_collection_rec): Change _vec fields to VEC. Remove
6411 (df_free_collection_rec): Adjust for new fields.
6412 (df_insn_rescan): Use new df_collection_rec fields.
6413 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6414 (df_ref_create_structure, df_ref_record): Likewise.
6415 (df_get_conditional_uses, df_get_call_refs): Likewise.
6416 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6417 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6418 (df_record_exit_block_uses, df_bb_verify): Likewise.
6419 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6420 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6421 Remove count parameter. Change return type to void. Change all
6423 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6424 Remove count parameter. Change return type to void. Change all
6426 (df_install_refs): Change old_vec parameter to VEC. Remove count
6427 parameter. Change all callers.
6428 (df_install_mws): Change old_vec parameter to VEC. Remove count
6429 parameter. Change all callers.
6430 (df_refs_verify): Change new_rec parameter to VEC. Change call
6432 (df_mws_verify): Likewise.
6434 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6436 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6438 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6440 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6442 2009-06-10 Anthony Green <green@moxielogic.com>
6444 * config/moxie/crti.asm: New file.
6445 * config/moxie/crtn.asm: New file.
6446 * config/moxie/moxie.c: New file.
6447 * config/moxie/moxie.h: New file.
6448 * config/moxie/sfp-machine.h: New file.
6449 * config/moxie/moxie-protos.h: New file.
6450 * config/moxie/t-moxie: Created.
6451 * config/moxie/t-moxie-softfp: Created.
6452 * config/moxie/moxie.md: Created.
6453 * config/moxie/constraints.md: Created.
6454 * config.gcc: Add moxie support.
6455 * doc/md.texi (Machine Constraints): Add moxie constraints.
6456 * doc/contrib.texi (Contributors): Mention moxie port.
6457 * doc/install.texi (Specific): Mention the moxie port.
6459 2009-06-09 Ian Lance Taylor <iant@google.com>
6461 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6463 * optabs.c (optab_table): Only use designated initializers if
6464 HAVE_DESIGNATED_INITIALIZERS is defined.
6465 (convert_optab_table): Likewise.
6466 (init_optabs): Always call init_insn_codes if
6467 HAVE_DESIGNATED_INITIALIZERS is not defined.
6469 2009-06-09 Ian Lance Taylor <iant@google.com>
6471 * targhooks.c (default_builtin_vectorized_function): Change fn
6472 parameter to unsigned int.
6473 (default_builtin_vectorized_conversion): Change code parameter to
6475 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6476 * targhooks.h: Update declarations.
6477 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6478 parameter to unsigned int.
6480 * c-typeck.c (comptypes_check_enum_int): New static function.
6481 (comptypes_internal): Add enum_and_int_p parameter. Change all
6483 (comp_target_types): Add location parameter. Change all callers.
6484 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6486 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6487 (build_conditional_expr): Add colon_loc parameter. Change all
6489 (convert_for_assignment): Add location parameter. Change all callers.
6490 * c-parser.c (c_parser_conditional_expression): Pass location of
6491 colon to build_conditional_expr.
6492 * c-tree.h (build_conditional_expr): Update declaration.
6494 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6496 * graphite.c: Revert previous patch.
6498 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6501 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6503 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6505 * tree-ssa-loop-prefetch.c
6506 (loop_prefetch_arrays): Fixed a portability problem in printf format
6509 2009-06-09 Martin Jambor <mjambor@suse.cz>
6511 PR tree-optimization/40351
6512 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6513 refrence to a potential artifical subaccess can be constructed.
6515 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6517 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6518 (sh_override_options): Likewise.
6519 * config/sh/sh.c: Include params.h.
6520 (sh_optimization_options): New.
6521 (sh_override_options): Likewise.
6522 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6523 (OVERRIDE_OPTIONS): Use sh_override_options.
6525 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6527 * dwarf2out.c (emit_cfa_remember): New variable.
6528 (add_fde_cfi): If emit_cfa_remember, recurse to add
6529 DW_CFA_remember_state first.
6530 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6531 instead just set emit_cfa_remember.
6533 2009-06-08 Jan Hubicka <jh@suse.cz>
6536 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6538 2009-06-08 Jan Hubicka <jh@suse.cz>
6541 * cgraphunit.c (save_inline_function_body): Do not copy transform
6542 hooks for saved inline bodies.
6543 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6546 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6548 * jump.c (returnjump_p): Handle delayed branches. Add missing
6551 2009-06-08 Jan Hubicka <jh@suse.cz>
6554 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6555 original node might've been modified.
6556 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6558 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6560 * tree-object-size.c (addr_object_size): Add OSI argument.
6561 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6562 (compute_builtin_object_size, expr_object_size): Adjust callers.
6563 (plus_stmt_object_size): Call addr_object_size instead of
6564 compute_builtin_object_size.
6566 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6567 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6569 * tree-ssa-loop-prefetch.c
6570 (gather_memory_references): Introduced a counter for the number of
6572 (anything_to_prefetch_p): Introduced a counter for the number of
6574 (is_loop_prefetching_profitable): New function with a cost model
6576 (loop_prefetch_arrays): Use the new cost model to determine if
6577 prefetching is profitable.
6578 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6579 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6580 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6581 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6582 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6583 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6585 2009-06-08 Michael Matz <matz@suse.de>
6588 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6589 partitions use the same.
6590 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6591 for basevars of SSA_NAMEs.
6592 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6593 to not expand them twice.
6594 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6597 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6599 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6600 (fdump-final-insns=, gtoggle): New.
6601 * doc/invoke.texi: Document them.
6602 * final.c (rest_of_clean_state): Dump final insn stream.
6603 * gcc.c (invoke_as): Hook in -fcompare-debug.
6604 (static_spec_functions): Add compare-debug-dump-opt,
6605 compare-debug-self-opt and compare-debug-auxbase-opt.
6606 (compare_debug, compare_debug_second, compare_debug_opt): New.
6607 (switches_debug_check, n_switches_debug_check): New.
6608 (debug_auxbase_opt, debug_check_temp_file): New.
6609 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6611 (do_self_spec): Handle arguments after switches.
6612 (do_spec_1): Add .gk extension to temp file basenames for compare.
6613 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6614 (cc1_options): Use it instead of normal auxbase computation for
6615 the second compare-debug compilation.
6616 (compare_files): New.
6617 (main): Set up and implement compare debug mode.
6618 (compare_debug_dump_opt_spec_function): New.
6619 (compare_debug_self_opt_spec_function): New.
6620 (compare_debug_auxbase_opt_spec_function): New.
6621 * toplev.c (process_options): Handle flag_gtoggle,
6622 flag_dump_final_insns.
6623 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6624 during -fcompare-debug-second compilation.
6626 2009-06-07 Ian Lance Taylor <iant@google.com>
6628 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6629 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6631 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6632 with no default node. Change warning with %H to warning_at.
6633 Don't clear warn_switch around case checking.
6634 * doc/invoke.texi (Warning Options): Clarify distinction between
6635 -Wswitch and -Wswitch-enum.
6637 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6639 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6641 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6643 * gbl-ctors.h: Add header guard.
6645 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6647 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6648 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6649 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6650 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6651 prototypes for removed functions.
6652 (expressions_equal_p): Move to ...
6653 * tree-ssa-sccvn.h: ... here and ...
6654 * matrix-reorg.c: ... adjust includes.
6656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6658 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6660 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6662 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6663 (finish_function): Remove erroneous whitespace.
6665 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6667 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6668 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6670 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6672 * errors.c (internal_error): Commentary typo fix.
6673 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6674 * tree-ssa-pre.c: Ditto.
6676 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6678 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6679 them is supposed to hold actual statements.
6681 2009-06-06 Ian Lance Taylor <iant@google.com>
6683 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6684 empty statements can now have attributes.
6686 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6688 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6689 * config/mips/mips.md: Ditto.
6691 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6693 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6695 (__eabi_uconvert): Likewise.
6697 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6699 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6700 CFI_* definitions with IN_GCC.
6702 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6704 * xcoffout.h (xcoffout_source_line): Update prototype.
6706 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6708 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6709 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6711 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6714 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6715 inlined_function_outer_scope_p blocks for artificial inlines
6717 * tree.c (tree_nonartificial_location): Rewrite using
6718 block_nonartificial_location.
6720 2009-06-05 Revital Eres <eres@il.ibm.com>
6721 Leehod Baruch <leehod@il.ibm.com>
6723 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6724 (expand_expr_real_1): Remove comment.
6725 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6726 Vectorize misaligned access when the target supports it.
6727 (vect_supportable_dr_alignment): Check for unaligned access support.
6728 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6731 2009-06-05 Julian Brown <julian@codesourcery.com>
6733 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6734 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6736 2009-06-05 Richard Guenther <rguenther@suse.de>
6739 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6742 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6744 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6745 (save_gprs): Don't tell unwinder when a global register is saved.
6746 (s390_emit_epilogue): Emit needed epilogue unwind info.
6748 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6750 * dwarf2out.c (deferred_asm_name): New.
6751 (add_name_and_src_coords_attributes): Defer creation of
6752 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6754 (move_linkage_attr): New.
6755 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6758 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6760 * tree-nested.c (finalize_nesting_tree_1): Declare the
6761 frame_decl in the binding tree.
6763 2009-06-04 Cary Coutant <ccoutant@google.com>
6765 * basic-block.h (struct basic_block_def): Add discriminator field.
6766 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6768 * debug.c (do_nothing_debug_hooks): Add additional entry.
6769 (debug_nothing_int_charstar_int): New function.
6770 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6771 (debug_nothing_int_charstar_int): New declaration.
6772 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6773 discriminator value in .loc directive.
6774 * final.c (last_discriminator): New variable.
6775 (discriminator): New variable.
6776 (final_start_function): Initialize above variables, pass current
6777 discriminator to debug hook.
6778 (notice_source_line): Check for discriminator change.
6779 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6780 * sdbout.c (sdbout_source_line): New parameter.
6781 * tree-cfg.c (struct locus_discrim_map): New structure type.
6782 (discriminator_per_locus): New hash table.
6783 (build_gimple_cfg): Allocate and free discriminator hash table.
6784 (make_edges): Call assign_discriminator.
6785 (locus_map_hash): New function.
6786 (locus_map_eq): New function.
6787 (next_discriminator_for_locus): New function.
6788 (same_line_p): New function.
6789 (assign_discriminator): New function.
6790 (make_cond_expr_edges): Call assign_discriminator.
6791 (make_gimple_switch_edges): Likewise.
6792 (first_non_label_stmt): New function.
6793 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6795 * xcoffout.c (xcoffout_source_line): Add new parameter.
6797 * configure.ac (gcc_cv_as_discriminator): New configury check for
6798 gas support for discriminator.
6799 * configure: Regenerate.
6800 * config.in: Regenerate.
6802 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6804 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6805 val after checking for integers.
6807 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6809 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6811 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6812 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6813 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6814 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6815 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6816 X64_SSE_REGPARM_MAX.
6817 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6818 X64_SSE_REGPARM_MAX.
6820 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6822 * gcc.c (report_times_to_file): New.
6823 (execute): Implement it.
6824 (process_command): Support -time=.
6825 * doc/invoke.texi: Document it.
6827 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6829 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6830 that have value exprs.
6832 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6834 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6835 declarations for constants until...
6836 (dw2_output_indirect_constant_1): ... this point.
6838 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6841 * arm.md (arm_addsi3): Don't try to split an add with an
6842 eliminable register until after reload has completed.
6844 2009-06-03 Ian Lance Taylor <iant@google.com>
6846 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6847 * genattrtab.c (write_length_unit_log): Likewise.
6848 * genchecksum.c (dosum): Likewise.
6849 * gengtype.c (write_rtx_next): Likewise.
6850 (finish_root_table, write_roots): Likewise.
6851 * gimple.c (gimple_ops_offset_): Likewise.
6852 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6853 * config/arc/arc.c (arc_attribute_table): Likewise.
6854 * config/arm/arm.c (arm_attribute_table): Likewise.
6855 * config/avr/avr.c (avr_attribute_table): Likewise.
6856 * config/crx/crx.c (crx_attribute_table): Likewise.
6857 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6858 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6859 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6860 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6861 * config/sh/sh.c (sh_attribute_table): Likewise.
6862 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6863 * config/spu/spu.c (spu_attribute_table): Likewise.
6864 * config/v850/v850.c (v850_attribute_table): Likewise.
6866 * config/alpha/alpha.c (vms_attribute_table): Make static.
6867 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6868 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6869 * config/mips/mips.c (mips_attribute_table): Likewise.
6871 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6873 (cc1-checksum.o): Likewise.
6875 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6877 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6879 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6881 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6882 insn if it is changing sp. Use gen_add3_insn instead of
6883 conditionally gen_addsi3 and gen_adddi3.
6884 (offset_below_red_zone_p): New static inline function.
6885 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6886 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6887 * config/rs6000/ppc-asm.h: Include auto-host.h.
6888 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6889 CFI_RESTORE): Define.
6890 * config/rs6000/crtresxgpr.asm: Add unwind info.
6891 * config/rs6000/crtresxfpr.asm: Likewise.
6892 * config/rs6000/crtresgpr.asm: Likewise.
6893 * config/rs6000/crtresfpr.asm: Likewise.
6894 * config/rs6000/crtsavgpr.asm: Likewise.
6895 * config/rs6000/crtsavfpr.asm: Likewise.
6897 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6898 argument of DWARF2_FRAME_REG_OUT macros.
6900 2009-06-03 Julian Brown <julian@codesourcery.com>
6902 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6903 words or less (including TImode) in core registers.
6905 2009-06-03 Richard Guenther <rguenther@suse.de>
6908 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6910 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6912 * statistics.c (statistics_counter_event): Do not record event
6913 in pass dump if its number == -1.
6914 (curr_statistics_hash): Add assert that we never get passes
6915 with static number == -1.
6917 2009-06-03 Richard Guenther <rguenther@suse.de>
6918 Andrey Belevantsev <abel@ispras.ru>
6920 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6921 non-BLKmode arrays addressable.
6923 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6925 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6926 * config/m68k/m68k.h: ... here.
6927 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6930 2009-06-03 Martin Jambor <mjambor@suse.cz>
6932 PR tree-optimization/40323
6933 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6936 2009-06-03 Richard Guenther <rguenther@suse.de>
6938 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6941 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6943 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6944 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6945 JUMP_TABLE_DATA_P where applicable.
6946 * config/sh/sh.c: Ditto.
6947 * config/sh/sh.h: Ditto.
6948 * config/sh/sh.md: Ditto.
6949 * config/sh/symbian.c: Ditto.
6951 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/driver-i386.c (describe_cache): Optimize
6954 concatenation of strings. Use snprintf instead of sprintf.
6955 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6956 target when not compiling with GCC.
6958 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6960 * config/sh/sh.c: Revert last change.
6961 (sh_expand_epilogue): Emit a blockage insn before the frame
6962 pointer adjustment unconditionally.
6964 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6966 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6967 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6968 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6969 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6970 to COLLECT_GCC_OPTIONS.
6972 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6974 * collect2.c (target_system_root): New variable.
6975 (main): Handle --sysroot=.
6976 (ignore_library): Strip the sysroot from the library path.
6978 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6980 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6981 (collect2.o): Depend on collect2-aix.h.
6982 (collect2-aix.o): New rule.
6983 * collect2-aix.h: New file.
6984 * collect2-aix.c: Likewise.
6985 * collect2.c: Include collect2-aix.h. Don't undefine
6986 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6987 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6988 Use TARGET_AIX_VERSION instead of _AIX51.
6989 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6990 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6991 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6992 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6993 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6995 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6997 * collect2.c (ignore_library): Avoid premature post-increment
7000 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7002 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7003 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7004 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7005 CROSS_DIRECTORY_STRUCTURE too.
7006 (LINK_LIBG_SPEC): Likewise.
7007 (LIB_SPEC): Add %R to sysroot paths.
7008 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7009 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7010 * config/rs6000/aix51.h: As for aix43.h.
7011 * config/rs6000/aix52.h: Likewise.
7012 * config/rs6000/aix53.h: Likewise.
7013 * config/rs6000/aix61.h: Likewise.
7014 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7015 to the beginning of sysroot paths.
7017 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7019 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7020 INSN_LISTs that are out of the REG_NOTE range.
7022 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7024 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7025 (struct var_to_expand): Likewise.
7026 (struct opt_info): Add head and tail for linked lists of the above.
7027 (analyze_insn_to_expand_var): Initialize next.
7028 (analyze_iv_to_split_insn): Likewise.
7029 (analyze_insns_in_loop): Create linked lists.
7030 (allocate_basic_variable): Simplify for use without hash table.
7031 (insert_var_expansion_initialization): Likewise, make it type-safer.
7032 (combine_var_copies_in_loop_exit): Likewise.
7033 (apply_opt_in_copies): Walk lists rather than hash tables.
7034 (release_var_copies): Simplified and inlined by hand into...
7035 (free_opt_info): ... this function.
7037 2009-06-02 Richard Guenther <rguenther@suse.de>
7039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7042 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7044 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7045 only for builtins that are not overridden.
7047 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7049 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7052 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7054 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7056 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7058 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7062 * common.opt (fdump-unnumbered-links): New.
7063 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7064 * print-rtl.c (flag_dump_unnumbered_links): New.
7065 (print_rtx): Test it.
7067 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7069 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7070 push/pop multiple to 8-byte alignment.
7072 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7074 * config/i386/i386.c (queued_cfa_restores): New static variable.
7075 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7077 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7078 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7079 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7080 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7081 note unconditionally.
7082 (ix86_emit_restore_regs_using_mov): Likewise.
7083 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7084 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7085 it through to ix86_emit_restore_reg_using_pop.
7086 (ix86_emit_leave): Add RED_OFFSET argument. Call
7087 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7088 instead of adding REG_CFA_OFFSET note unconditionally.
7089 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7090 the above functions. Call ix86_add_queued_cfa_restore_notes when
7093 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7094 force output of the label even for dwarf2out_do_cfi_asm.
7095 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7096 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7097 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7099 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7100 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7101 dwarf2out_cfi_label callers.
7102 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7103 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7104 Adjust dwarf2out_cfi_label callers.
7105 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7107 * config/i386/i386.h (struct machine_cfa_state,
7108 struct machine_function): Guard with ifndef USED_FOR_TARGET
7109 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7112 * emutls.c (__emutls_get_address): Change arr->size to mean number
7113 of allocated arr->data entries instead of # of slots + 1.
7116 * recog.c (peep2_reinit_state): New function.
7117 (peephole2_init_state): Use it at the end of a basic block and also
7118 when seeing a RTX_FRAME_RELATED_P insn.
7120 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7122 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7123 fixuns_truncrfdi2): New.
7124 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7125 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7126 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7127 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7128 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7129 *recip_approx): Remove.
7130 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7131 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7132 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7134 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7137 2009-06-01 Ian Lance Taylor <iant@google.com>
7139 * attribs.c (register_attribute): Use CONST_CAST.
7140 * collect2.c (main): Use CONST_CAST2.
7141 (scan_prog_file): Likewise.
7142 * gcc.c (process_command, main): Likewise.
7143 * toplev.c (toplev_main): Likewise.
7145 * c-typeck.c (handle_warn_cast_qual): New static function,
7146 partially broken out of build_c_cast.
7147 (build_c_cast): Call handle_warn_cast_qual.
7148 * doc/invoke.texi (Warning Options): Document new effect of
7151 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7153 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7154 (diagnostic_report_current_module): Print columns.
7155 * common.opt (flag_show_column): Enable by default.
7157 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7159 * alias.c (find_base_term): Check for NULL term before returning.
7161 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7163 Revert due to PR40320:
7164 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7165 * calls.c (emit_library_call_value_1): Don't force_operand for move
7168 2009-06-01 Olivier Hainque <hainque@adacore.com>
7169 Eric Botcazou <ebotcazou@adacore.com>
7171 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7172 to be processed as a bitfield for constructor output purposes.
7173 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7175 * varasm.c (oc_local_state): New type, output_constructor
7176 local state to support communication with helpers.
7177 (oc_outer_state): New type, output_constructor outer state of
7178 relevance in recursive calls.
7179 (output_constructor_array_range): New output_constructor helper,
7180 extracted code for an array range element.
7181 (output_constructor_regular_field): New output_constructor helper,
7182 extracted code for an element that is not a bitfield.
7183 (output_constructor_bitfield): New output_constructor helper,
7184 extracted code for a bitfield element. Accept an OUTER state
7185 argument for recursive processing. Recurse on record or array
7186 CONSTRUCTOR values, possibly past noop conversions.
7187 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7188 VALUE is a valid constant-valued expression for use in a static
7189 bit-field initializer.
7190 (output_constructor): Rework to use helpers. Accept and honor an
7191 OUTER state argument for recursive calls. Return total size. Be
7192 prepared for nested constructors initializing bitfields.
7193 (output_constant): Feed OUTER in calls to output_constructor.
7195 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7197 * calls.c (emit_library_call_value_1): Don't force_operand for move
7200 2009-06-01 Nick Clifton <nickc@redhat.com>
7202 * doc/invoke.texi (IA-64 Options): Fix typo.
7204 2009-06-01 Ira Rosen <irar@il.ibm.com>
7206 PR tree-optimization/39129
7207 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7209 (vect_do_peeling_for_loop_bound): Use
7210 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7211 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7212 (vect_loop_versioning): Likewise.
7213 (vect_create_cond_for_alias_checks): Fix indentation.
7214 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7216 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7217 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7218 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7219 "control flow in loop".
7220 (vect_estimate_min_profitable_iters): Use
7221 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7222 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7223 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7224 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7225 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7226 statement belongs to a group of strided accesses with the exact code
7228 (vectorizable_load): Likewise.
7229 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7230 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7232 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7234 * config/freebsd-stdint.h: New file.
7235 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7236 Add freebsd-stdint.h to tm_file.
7238 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7240 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7241 (thumb2_extendhidi2): Likewise.
7243 2009-05-31 Ian Lance Taylor <iant@google.com>
7245 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7247 2009-05-31 Ian Lance Taylor <iant@google.com>
7249 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7250 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7251 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7253 2009-05-31 Jason Merrill <jason@redhat.com>
7255 * tree-pretty-print.c (print_call_name): Take the callee, not the
7256 call itself. Make non-static. Use dump_function_name for functions.
7257 (dump_generic_node): Adjust.
7258 * diagnostic.h: Declare print_call_name.
7259 * gimple-pretty-print.c (dump_gimple_call): Use it.
7261 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7263 * config/sh/sh.md (ashldi3_std): New define_expand.
7266 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7269 * config/sh/sh.c: Include debug.h.
7270 (sh_expand_epilogue): Emit a blockage insn before the frame
7271 pointer adjustment also when dwarf2out_do_frame returns true.
7273 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7275 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7276 (thumb2_extendqidi2): New pattern.
7278 2009-05-31 Ira Rosen <irar@il.ibm.com>
7280 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7281 mark phis for renaming.
7282 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7283 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7284 Call mark_sym_for_renaming.
7285 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7286 * tree-vect-loop.c (vect_transform_loop): Remove
7287 vect_memsyms_to_rename initialization and a call to
7288 mark_set_for_renaming.
7290 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7293 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7294 frame related even if !set_cfa && style < 0.
7296 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7298 * config/i386/mingw-tls.c: New file.
7299 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7300 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7301 defining _WIN32 but not __CYGWIN__.
7303 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7305 * configure.ac: Add MPC support.
7307 * config.in, configure: Regenerate.
7309 2009-05-29 Richard Henderson <rth@redhat.com>
7311 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7312 NOTE_INSN_BASIC_BLOCK.
7313 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7314 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7315 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7317 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7319 (add_cfi): Disable check redefining cfa away from drap.
7320 (lookup_cfa_1): Add remember argument; handle remember/restore.
7321 (lookup_cfa): Pass remember argument.
7322 (cfa_remember): New.
7323 (compute_barrier_args_size_1): Remove sibcall check.
7324 (dwarf2out_frame_debug_def_cfa): New.
7325 (dwarf2out_frame_debug_adjust_cfa): New.
7326 (dwarf2out_frame_debug_cfa_offset): New.
7327 (dwarf2out_frame_debug_cfa_register): New.
7328 (dwarf2out_frame_debug_cfa_restore): New.
7329 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7330 (dwarf2out_begin_epilogue): New.
7331 (dwarf2out_frame_debug_restore_state): New.
7332 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7333 DW_CFA_restore_state.
7334 (output_cfi_directive): Likewise.
7335 (convert_cfa_to_fb_loc_list): Likewise.
7336 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7337 * dwarf2out.h: Update.
7338 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7339 (copy_insn_1): Early out for null.
7340 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7341 and dwarf2out_frame_debug_restore_state.
7342 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7343 (prologue_insn_hash, epilogue_insn_hash): New.
7344 (free_after_compilation): Adjust freeing accordingly.
7345 (record_insns): Create hash table if needed; push insns into
7346 hash instead of array.
7347 (maybe_copy_epilogue_insn): New.
7348 (contains): Search hash table instead of array.
7349 (sibcall_epilogue_contains): Remove.
7350 (thread_prologue_and_epilogue_insns): Split eh_return insns
7351 and mark them as epilogues.
7352 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7353 scanning in terms of basic blocks.
7354 * insn-notes.def (CFA_RESTORE_STATE): New.
7355 * jump.c (returnjump_p_1): Accept EH_RETURN.
7356 (eh_returnjump_p_1, eh_returnjump_p): New.
7357 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7358 CFA_REGISTER, CFA_RESTORE): New.
7359 * rtl.def (EH_RETURN): New.
7360 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7362 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7363 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7365 * config/i386/i386.c (gen_push): Update cfa state.
7366 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7367 add a CFA_ADJUST_CFA note.
7368 (ix86_dwarf_handle_frame_unspec): Remove.
7369 (ix86_expand_prologue): Update cfa state.
7370 (ix86_emit_restore_reg_using_pop): New.
7371 (ix86_emit_restore_regs_using_pop): New.
7372 (ix86_emit_leave): New.
7373 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7374 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7375 * config/i386/i386.h (struct machine_cfa_state): New.
7376 (ix86_cfa_state): New.
7377 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7378 (eh_return_internal): Merge from eh_return_<mode>,
7379 use eh_return rtx, split w/ epilogue.
7381 2009-05-29 Ian Lance Taylor <iant@google.com>
7383 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7385 * calls.c (emit_library_call_value_1): Likewise.
7387 * c-typeck.c (c_build_va_arg): New function.
7388 * c-tree.h (c_build_va_arg): Declare.
7389 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7390 instead of build_va_arg.
7392 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7394 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7395 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7396 (ptr_difference_cost): Use affine combinations to compute it.
7397 (difference_cost): Likewise.
7398 (get_computation_cost_at): Compute more accurate cost for addresses
7399 if the ratio is a multiplier allowed in addresses.
7400 For non-addresses, consider that an additional offset or symbol is
7403 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7405 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7406 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7408 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7409 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7410 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7412 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7413 to 1 for TYPE_SSE{IADD1,CVT1}.
7414 (prefix_vex_imm8): Removed.
7415 (length_vex): Only pass 1 as second argument to
7416 ix86_attr_length_vex_default if prefix_extra is 0.
7417 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7418 (length): For prefix vex computation use length_immediate
7419 attribute instead of prefix_vex_imm8.
7420 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7421 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7422 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7423 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7424 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7425 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7426 a space in between the operands.
7427 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7428 if one operand is 0xff and the other one si, di, bp or sp.
7429 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7430 other one si, di, bp or sp.
7431 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7432 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7433 type and mode attributes.
7434 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7435 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7436 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7437 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7438 prefix_data16 attribute iff MODE_DF.
7439 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7440 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7441 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7442 constm128_operand in length_immediate computation.
7443 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7444 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7445 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7446 length_immediate attribute to 1.
7447 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7448 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7449 for certain alternatives.
7450 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7451 prefix_data16 attribute if MODE_V1DF.
7452 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7453 length_immediate to 1.
7454 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7455 length_address to 4, set mode attribute to MODE_DI.
7456 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7457 (fxam<mode>2_i387): Set length attribute to 4.
7458 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7459 *prefetch_3dnow_rex): Override length_address attribute.
7460 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7462 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7463 (constm128_operand): Removed.
7464 * config/i386/i386.c (memory_address_length): For
7465 disp && !index && !base in 64-bit mode account for SIB byte if
7466 print_operand_address can't optimize disp32 into disp32(%rip)
7467 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7468 for fs: or gs: segment.
7469 (ix86_attr_length_immediate_default): When checking if shortform
7470 is possible, truncate immediate to the length of the non-shortened
7472 (ix86_attr_length_address_default): Ignore MEM_P operands
7474 (ix86_attr_length_vex_default): Only check for DImode on
7475 GENERAL_REG_P operands.
7476 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7477 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7478 (sse_cvttps2pi): Clear prefix_rep attribute.
7479 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7481 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7482 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7483 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7484 iff operand 2 is const_int_operand.
7485 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7486 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7487 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7489 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7491 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7492 prefix_data16 attribute for movlpd and movhpd instructions.
7493 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7494 length_immediate for shufpd instruction.
7495 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7496 (avx_cmpp<avxmodesuffixf2c><mode>3,
7497 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7498 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7499 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7500 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7501 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7502 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7503 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7504 prefix_data16 attribute for the first alternative to 1.
7505 (*avx_loadlps): Override length_immediate for the first alternative.
7506 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7507 attributes for second alternative.
7508 (*vec_concatv2sf_sse4_1): Override length_immediate and
7509 prefix_data16 attributes for second alternative.
7510 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7511 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7512 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7513 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7514 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7515 prefix_data16 and length_immediate to 1.
7516 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7518 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7519 prefix_extra attribute for variants that don't have 0f prefix alone.
7520 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7521 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7522 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7523 *sse4_1_pextrd): Set length_immediate to 1.
7524 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7525 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7527 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7528 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7529 length_immediate to 1 for second alternative.
7530 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7531 prefix_extra and length_immediate attributes for the first
7533 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7535 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7536 to 1 for the first and third alternative.
7537 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7539 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7541 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7543 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7544 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7545 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7546 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7547 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7548 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7549 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7550 ssse3_psign<mode>3): Override prefix_rex attribute.
7551 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7552 (ssse3_palignrti): Override length_immediate to 1.
7553 (ssse3_palignrdi): Override length_immediate to 1, override
7554 prefix_rex attribute.
7555 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7556 (sse4a_extrqi): Override length_immediate to 2.
7557 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7558 (sse4a_insertq): Override prefix_data16 to 0.
7559 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7560 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7561 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7562 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7563 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7564 and length_immediate to 1.
7565 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7566 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7567 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7568 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7569 and length_immediate to 1.
7570 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7571 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7572 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7573 avx_ptest256): Override prefix_extra to 1.
7574 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7575 Override prefix_data16 and length_immediate to 1.
7576 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7577 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7578 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7579 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7580 prefix_data16 to 0 and prefix_extra to 2.
7581 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7582 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7584 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7585 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7586 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7587 and prefix_extra to 2.
7588 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7589 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7590 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7591 avx_vpermilvar<mode>3,
7592 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7593 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7594 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7595 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7596 Override prefix_extra to 1.
7597 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7598 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7599 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7600 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7601 prefix_extra and length_immediate to 1.
7602 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7604 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7605 to 1 for the first alternative.
7606 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7607 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7609 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7610 *movv2sf_internal_avx, *movv2sf_internal): Override
7611 prefix_rep attribute for certain alternatives.
7612 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7613 attributes for certain alternatives.
7614 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7615 attributes for certain alternatives.
7616 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7617 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7618 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7619 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7620 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7621 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7622 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7623 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7624 length_immediate to 1 if operand 2 is const_int_operand.
7625 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7626 *vec_extractv2si_1): Set length_immediate attribute to 1.
7627 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7628 using old 3DNOW insn rather than SSE/3DNOW_A.
7629 (mmx_emms, mmx_femms): Clear modrm attribute.
7631 2009-05-29 Martin Jambor <mjambor@suse.cz>
7633 * tree-sra.c: New implementation of SRA.
7635 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7636 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7637 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7638 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7639 (SRA_MAX_STRUCTURE_COUNT): Removed.
7640 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7641 * doc/invoke.texi (sra-max-structure-size): Removed.
7642 (sra-field-structure-ratio): Removed.
7644 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7647 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7650 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7652 PR rtl-optimization/40101
7653 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7654 seqno. Adjust comment.
7655 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7656 inserting bookkeeping before a jump, the jump is not scheduled.
7657 When no positive seqno found, provide a value. Add comment.
7659 2009-05-29 Richard Guenther <rguenther@suse.de>
7661 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7662 short-cutting on the first component.
7664 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7667 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7668 for trees other than decls/types.
7670 2009-05-29 Richard Guenther <rguenther@suse.de>
7672 * tree-ssa-operands.c (get_expr_operands): Do not handle
7673 INDIRECT_REFs in the handled-component case. Remove
7674 unused get_ref_base_and_extent case.
7675 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7676 tree_low_cst and host_integerp where possible.
7677 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7678 codes for equivalence.
7679 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7681 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7683 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7684 to tmake_file for i[34567]86-*-cygwin*.
7686 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7689 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7690 (altivec_categorize_keyword, init_vector_keywords,
7691 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7694 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7696 * tree.c (handle_dll_attribute): Check if node is
7697 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7699 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7701 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7703 (thumb2_zero_extendqidi2): Likewise.
7705 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7707 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7708 instead of gen_movrt.
7709 * config/sh/sh.md (movrt): Remove.
7711 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7713 * doc/invoke.texi (IA-64 Options):
7714 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7715 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7716 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7717 -msched-prefer-non-control-spec-insns,
7718 -msched-stop-bits-after-every-cycle,
7719 -msched-count-spec-in-critical-path,
7720 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7721 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7722 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7723 and -msched-spec-verbose.
7725 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7727 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7728 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7730 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7732 2009-05-28 Richard Guenther <rguenther@suse.de>
7734 * tree-ssa-alias.c (ao_ref_init): New function.
7735 (ao_ref_base): Likewise.
7736 (ao_ref_base_alias_set): Likewise.
7737 (ao_ref_alias_set): Likewise.
7738 (refs_may_alias_p_1): Change signature.
7739 (refs_may_alias_p): Adjust.
7740 (refs_anti_dependent_p): Likewise.
7741 (refs_output_dependent_p): Likewise.
7742 (call_may_clobber_ref_p_1): Change signature.
7743 (call_may_clobber_ref_p): Adjust.
7744 (stmt_may_clobber_ref_p_1): New function split out from ...
7745 (stmt_may_clobber_ref_p): ... here.
7746 (maybe_skip_until): Adjust signature.
7747 (get_continuation_for_phi): Likewise.
7748 (walk_non_aliased_vuses): Likewise.
7749 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7750 (ao_ref_init): Declare.
7751 (ao_ref_base): Likewise.
7752 (ao_ref_alias_set): Likewise.
7753 (stmt_may_clobber_ref_p_1): Likewise.
7754 (walk_non_aliased_vuses): Adjust.
7755 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7756 (get_ref_from_reference_ops): remove.
7757 (vn_reference_lookup_2): Adjust signature.
7758 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7759 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7760 (vn_reference_lookup): Adjust.
7761 (vn_reference_insert): Likewise.
7762 (vn_reference_insert_pieces): Adjust signature.
7763 (visit_reference_op_call): Adjust.
7764 * tree-ssa-pre.c (get_expr_type): Simplify.
7765 (phi_translate_1): Adjust.
7766 (compute_avail): Likewise.
7767 (translate_vuse_through_block): Do not re-build trees.
7768 (value_dies_in_block_x): Likewise.
7769 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7771 (vn_reference_lookup_pieces): Adjust declaration.
7772 (vn_reference_insert_pieces): Likewise.
7774 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7776 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7777 with checking disabled.
7779 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7783 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7784 macro definition for support of three-operand format aligned
7785 .comm directive in assembler on cygwin/pe/mingw target OS.
7786 * configure: Regenerate.
7787 * config.h: Regenerate.
7789 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7790 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7791 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7793 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7794 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7796 2009-05-28 Ira Rosen <irar@il.ibm.com>
7798 PR tree-optimization/40254
7799 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7800 in analysis of basic blocks.
7802 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7805 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7806 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7807 (TARGET_INITIALIZER): Use it.
7808 * cse.c (CHEAPER): Move it up to the other macros.
7809 (insert): Rename this ...
7810 (insert_with_costs): ... to this. Add cost parameters. Update
7812 (insert): New function. Call insert_with_costs.
7813 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7814 find_reg_offset_for_const, try_const_anchors): New functions.
7815 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7816 when using a const-anchor. Call insert_const_anchors.
7817 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7818 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7820 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7822 * tree-inline.c (remap_decls): Enable nonlocalized variables
7823 when not optimizing.
7825 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7827 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7828 Simplify other tests involving optimize.
7830 2009-05-27 Tom Tromey <tromey@redhat.com>
7832 * unwind-dw2.c (_Unwind_DebugHook): New function.
7833 (uw_install_context): Call _Unwind_DebugHook.
7835 2009-05-27 Tom Tromey <tromey@redhat.com>
7837 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7839 2009-05-27 Ian Lance Taylor <iant@google.com>
7841 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7842 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7843 (ALL_LINKERFLAGS): Define.
7844 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7845 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7846 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7847 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7848 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7849 $(LINKER_FOR_BUILD).
7850 (build/gcov-iov$(build_exeext)): Likewise.
7852 2009-05-27 Julian Brown <julian@codesourcery.com>
7854 * gcse.c (target.h): Include.
7855 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7856 copy of argument to a pseudo register.
7858 2009-05-27 Diego Novillo <dnovillo@google.com>
7860 * tree-ssa-live.c (dump_scope_block): Document arguments.
7861 (dump_scope_blocks): Document.
7862 (debug_scope_blocks): New.
7863 * tree-flow.h (debug_scope_blocks): Declare.
7865 2009-05-21 Denis Chertykov <denisc@overta.ru>
7867 * doc/contrib.texi (Contributors): Add myself to the list.
7869 2009-05-27 Olivier Hainque <hainque@adacore.com>
7871 * expr.c (target_align): New function. Alignment the TARGET of an
7872 assignment may be assume to have.
7873 (highest_pow2_factor_for_target): Use it instead of relying on
7874 immediate tree attributes of TARGET, not necessarily honored when
7875 intermediate bitfields are involved.
7877 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7881 AVX, SSE4, AES, PCLMUL and POPCNT.
7883 2009-05-27 Diego Novillo <dnovillo@google.com>
7885 * tree-pretty-print.c (dump_location): New.
7886 (dump_generic_node): Call it.
7887 Factor code to handle BLOCK nodes ...
7888 (dump_block_node): ... here.
7890 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7892 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7894 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7896 * gcc-plugin.h: Include config.h and system.h.
7897 (IN_GCC): Define if not defined.
7899 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7902 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7905 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7907 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7909 * config/m32r/m32r.h: Ditto.
7910 * config/m32r/m32r.md: Ditto.
7911 * config/m32r/predicates.md: Ditto.
7913 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7915 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7917 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7920 (Loading plugins): typo.
7921 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7922 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7923 (Interacting with the GCC Garbage Collector): Added new section.
7924 (Giving information about a plugin): Added new section for
7926 * ggc.h (ggc_register_root_tab): Added declaration.
7927 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7928 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7929 (register_callback): Improved comment in declaration.
7930 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7931 (extra_root_vec) Added static variable for dynamic roots registration.
7932 (ggc_register_root_tab) Added new routine.
7933 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7934 PLUGIN_GGC_MARKING event.
7935 * ggc-zone.c: Include plugin.h.
7936 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7937 * ggc-page.c: Include plugin.h.
7938 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7939 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7940 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7941 (register_callback): check lack of callbacks for
7942 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7943 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7944 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7945 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7946 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7947 dependency on plugin.h.
7948 (plugin.o): Added dependency on ggc.h...
7950 2009-05-26 Richard Guenther <rguenther@suse.de>
7954 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7955 with mismatched comparison modes.
7957 * expr.c (expand_expr_real_1): Expand the operand of a
7958 VIEW_CONVERT_EXPR in its natural mode.
7960 2009-05-26 Ian Lance Taylor <iant@google.com>
7962 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7963 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7964 (ALL_COMPILERFLAGS): Define.
7965 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7966 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7967 (collect2$(exeext), collect2.o): Likewise.
7968 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7969 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7970 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7971 (libbackend.o, intl.o, cppdefault.o): Likewise.
7972 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7973 (build/%.o): Use $(COMPILER_FOR_BUILD).
7974 (build/gen%$(build_exeext)): Likewise.
7975 (build/gcov-iov$(build_exeext)): LIkewise.
7976 * config/t-darwin (darwin.o): Use $(COMPILER).
7977 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7978 * config/t-sol2 (sol2-c.o): Likewise.
7980 * config/t-vxworks (vxworks.o): Likewise.
7981 * config/x-darwin (host-darwin.o): Likewise.
7982 * config/x-hpux (host-hpux.o): Likewise.
7983 * config/x-linux (host-linux.o): Likewise.
7984 * config/x-solaris (host-solaris.o): Likewise.
7985 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7986 * config/arm/t-arm (arm-c.o): Likewise.
7987 * config/arm/t-pe (pe.o): Likewise.
7988 * config/arm/t-wince-pe (pe.o): Likewise.
7989 * config/i386/t-cygming (winnt.o): Likewise.
7990 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7991 * config/i386/t-cygwin (cygwin1.o): Likewise.
7992 (cygwin2.o): Likewise.
7993 * config/i386/t-i386 (i386-c.o): Likewise.
7994 * config/i386/t-interix (winnt.o): Likewise.
7995 * config/i386/t-netware (netware.o): Likewise.
7996 * config/i386/t-nwld (nwld.o): Likewise.
7997 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7998 * config/i386/x-i386 (driver-i386.o): Likewise.
7999 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8000 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8001 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8002 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8003 * config/mips/x-native (driver-native.o): Likewise.
8004 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8005 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8006 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8007 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8008 * config/score/t-score-elf (score7.o): Likewise.
8009 (score3.o): Likewise.
8010 * config/sh/t-sh (sh-c.o): Likewise.
8011 * config/sh/t-symbian (sh-c.o): Likewise.
8012 (symbian.o): Likewise.
8013 * config/spu/t-spu-elf (spu-c.o): Likewise.
8014 * config/v850/t-v850 (v850-c.o): Likewise.
8015 * config/v850/t-v850e (v850-c.o): Likewise.
8017 2009-05-26 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/40122
8020 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8021 VECTOR_CSTs if possible.
8022 (fold_gimple_assign): Likewise.
8024 2009-05-26 Richard Guenther <rguenther@suse.de>
8027 * fold-const.c (fold_binary): Use the correct types for building
8030 2009-05-26 Richard Guenther <rguenther@suse.de>
8032 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8033 redundant calls to merge_alias_info.
8034 (bump_vector_ptr): Likewise.
8035 * tree-ssa-copy.c (merge_alias_info): Remove.
8036 (replace_exp_1): Remove call to merge_alias_info.
8037 (propagate_tree_value): Likewise.
8038 (fini_copy_prop): Propagate points-to info.
8039 * tree-flow.h (merge_alias_info): Remove.
8041 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8043 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8045 2009-05-25 Jan Hubicka <jh@suse.cz>
8047 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8048 * cgraph.h (struct inline_summary): New filed self_wize,
8049 size_inlining_benefit, self_time and time_inlining_benefit.
8050 (struct cgraph_global_info): Replace insns by time ans size fields.
8051 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8052 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8053 (ipcp_update_callgraph): Do not touch function bodies.
8054 * ipa-inline.c: Include except.h
8055 (MAX_TIME): New constant.
8056 (overall_insns): Remove.
8058 (overall_size, max_benefit): New static variables.
8059 (cgraph_estimate_time_after_inlining): New function.
8060 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8061 (cgraph_clone_inlined_nodes): Update size.
8062 (cgraph_mark_inline_edge): Update size.
8063 (cgraph_estimate_growth): Use size info.
8064 (cgraph_check_inline_limits): Check size.
8065 (cgraph_default_inline_p): Likewise.
8066 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8067 (cgraph_decide_recursive_inlining): Check size.
8068 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8070 (cgraph_decide_inlining): Likewise.
8071 (cgraph_decide_inlining_incrementally): Likewise; honor
8072 PARAM_EARLY_INLINING_INSNS.
8073 (likely_eliminated_by_inlining_p): New predicate.
8074 (estimate_function_body_sizes): New function.
8075 (compute_inline_parameters): Use it.
8076 * except.c (must_not_throw_labels): New function.
8077 * except.h (must_not_throw_labels): Declare.
8078 * tree-inline.c (init_inline_once): Kill inlining_weigths
8079 * tree-ssa-structalias.c: Avoid uninitialized warning.
8080 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8081 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8082 (PARAM_INLINE_CALL_COST): Remove.
8083 (PARAM_EARLY_INLINING_INSNS): New.
8085 2009-05-25 Richard Guenther <rguenther@suse.de>
8087 PR tree-optimization/36327
8088 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8089 callback for reference translation or lookup at the point of may-defs.
8090 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8091 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8092 for union COMPONENT_REFs.
8093 (vn_reference_lookup_3): New callback. Lookup from memset
8094 and CONSTRUCTOR assignment, translate through struct copies.
8095 (vn_reference_lookup_pieces): Make sure to not free the
8096 passed operands array. Adjust walk_non_aliased_vuses call.
8097 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8098 make sure we do not leak memory.
8100 2009-05-25 Richard Guenther <rguenther@suse.de>
8102 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8103 * tree-inline.c (expand_call_inline): Reset the escaped and
8105 * tree-ssa-structalias.c (pass_build_ealias): New.
8106 * tree-pass.h (pass_build_ealias): Declare.
8107 * passes.c (init_optimization_passes): Add PTA during
8108 early optimizations.
8109 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8110 and CALLUSED solutions.
8111 (dump_points_to_solution): New function, split out from ...
8112 (dump_points_to_info_for): ... here.
8113 * tree-parloops.c (parallelize_loops): Reset the escaped and
8116 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8119 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8120 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8122 2009-05-25 Ira Rosen <irar@il.ibm.com>
8124 PR tree-optimization/40238
8125 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8126 statements after basic block's labels.
8127 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8128 to free the allocated memory.
8130 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8132 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8133 return address with a USE.
8135 2009-05-24 Richard Guenther <rguenther@suse.de>
8138 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8139 array type from the main variant of the inner type.
8141 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8143 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8144 definition to bool (from int) to un-break build.
8145 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8147 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8149 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8150 discard_stmt_changes): Delete.
8151 * tree-ssa-operands.c (scb_stack): Delete.
8152 (init_ssa_operands): Do not initialize it.
8153 (fini_ssa_operands): Do not free it.
8154 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8156 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8157 update_stmt, remove the others. Fix comments.
8158 * tree-dfa.c (optimize_stack_restore): Likewise.
8159 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8160 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8161 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8162 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8164 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8165 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8166 (dom_opt_finalize_block): Likewise, adjusting access to
8168 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8169 (stmts_to_rescan): Change item type to gimple.
8170 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8172 2009-05-24 Ira Rosen <irar@il.ibm.com>
8174 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8175 * tree-pass.h (pass_slp_vectorize): New pass.
8176 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8177 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8178 * tree-vectorizer.c (timevar.h): Include.
8179 (user_vect_verbosity_level): Declare.
8180 (vect_location): Fix comment.
8181 (vect_set_verbosity_level): Update user_vect_verbosity_level
8182 instead of vect_verbosity_level.
8183 (vect_set_dump_settings): Add an argument. Ignore user defined
8184 verbosity if dump flags require higher level of verbosity. Print to
8185 stderr only for loop vectorization.
8186 (vectorize_loops): Update call to vect_set_dump_settings.
8187 (execute_vect_slp): New function.
8188 (gate_vect_slp): Likewise.
8189 (struct gimple_opt_pass pass_slp_vectorize): New.
8190 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8192 (vec_info_for_bb): New function.
8193 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8194 (VECTORIZATION_ENABLED): New macro.
8195 (SLP_ENABLED, SLP_DISABLED): Likewise.
8196 (vect_is_simple_use): Add bb_vec_info argument.
8197 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8198 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8199 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8200 vect_schedule_slp, vect_analyze_slp): Likewise.
8201 (vect_analyze_stmt): Add slp_tree argument.
8202 (find_bb_location): Declare.
8203 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8204 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8205 (vect_analyze_loop_operations, vect_analyze_loop,
8206 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8207 vect_finalize_reduction, vectorizable_reduction,
8208 vectorizable_live_operation, vect_transform_loop): Likewise.
8209 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8210 skip evolution analysis if analyzing a basic block.
8211 (dr_analyze_indices): Likewise.
8212 (initialize_data_dependence_relation): Skip the test whether the
8213 object is invariant for basic blocks.
8214 (compute_all_dependences): Skip dependence analysis for data
8215 references in basic blocks.
8216 (find_data_references_in_stmt): Don't fail in case of invariant
8217 access in basic block.
8218 (find_data_references_in_bb): New function.
8219 (find_data_references_in_loop): Move code to
8220 find_data_references_in_bb and add a call to it.
8221 (compute_data_dependences_for_bb): New function.
8222 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8223 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8225 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8226 unknown dependence in basic block and fail in case of dependence in
8228 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8229 dependence instances from either loop or basic block vectorization
8231 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8232 before calling nested_in_vect_loop_p.
8233 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8234 dependence instances from either loop or basic block vectorization
8236 (vect_verify_datarefs_alignment): Likewise.
8237 (vect_enhance_data_refs_alignment): Adjust function calls.
8238 (vect_analyze_data_refs_alignment): Likewise.
8239 (vect_analyze_group_access): Fix printing. Skip different checks if
8240 DR_STEP is 0. Keep strided stores either in loop or basic block
8241 vectorization data structure. Fix indentation.
8242 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8244 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8245 dependence instances from either loop or basic block vectorization
8247 (vect_analyze_data_refs): Update comment. Call
8248 compute_data_dependences_for_bb to analyze basic blocks.
8249 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8250 case of loop vectorization. In case of basic block vectorization use
8251 data-ref itself as a base.
8252 (vect_create_data_ref_ptr): In case of basic block vectorization:
8253 don't advance the pointer, add new statements before the current
8254 statement. Adjust function calls.
8255 (vect_supportable_dr_alignment): Support only aligned accesses in
8256 basic block vectorization.
8257 * common.opt (ftree-slp-vectorize): New flag.
8258 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8259 (vect_pattern_recog_1): Likewise.
8260 * tree-vect-stmts.c (process_use): Likewise.
8261 (vect_init_vector): Add new statements in the beginning of the basic
8262 block in case of basic block SLP.
8263 (vect_get_vec_def_for_operand): Adjust function calls.
8264 (vect_finish_stmt_generation): Likewise.
8265 (vectorizable_call): Add assert that it is loop vectorization, adjust
8267 (vectorizable_conversion, vectorizable_assignment): Likewise.
8268 (vectorizable_operation): In case of basic block SLP, take
8269 vectorization factor from statement's type and skip the relevance
8270 check. Adjust function calls.
8271 (vectorizable_type_demotion): Add assert that it is loop
8272 vectorization, adjust function calls.
8273 (vectorizable_type_promotion): Likewise.
8274 (vectorizable_store): Check for outer loop only in case of loop
8275 vectorization. Adjust function calls. For basic blocks, skip the
8276 relevance check and don't advance pointers.
8277 (vectorizable_load): Likewise.
8278 (vectorizable_condition): Add assert that it is loop vectorization,
8279 adjust function calls.
8280 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8281 that it is not reduction, get vector type, call only supported
8282 functions, skip loop specific parts.
8283 (vect_transform_stmt): Check for outer loop only in case of loop
8285 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8286 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8287 for external definition.
8288 * passes.c (pass_slp_vectorize): New pass.
8289 * tree-vect-slp.c (find_bb_location): New function.
8290 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8291 check for patterns only in loops.
8292 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8293 case of multiple types in basic block SLP.
8294 (vect_mark_slp_stmts_relevant): New function.
8295 (vect_supported_load_permutation_p): Fix comment.
8296 (vect_analyze_slp_instance): Add argument. In case of basic block
8297 SLP, take vectorization factor from statement's type, check that
8298 unrolling factor is 1. Adjust function call. Save SLP instance in
8299 either loop or basic block vectorization structure. Return FALSE,
8301 (vect_analyze_slp): Add argument. Get strided stores groups from
8302 either loop or basic block vectorization structure. Return FALSE
8303 if basic block SLP failed.
8304 (new_bb_vec_info): New function.
8305 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8306 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8307 (vect_schedule_slp): Add argument. Get SLP instances from either
8308 loop or basic block vectorization structure. Set vectorization factor
8309 to be 1 for basic block SLP.
8310 (vect_slp_transform_bb): New function.
8311 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8313 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8315 * final.c (shorten_branches): Do not align labels for jump tables.
8316 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8318 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8320 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8321 Remove outdated reference to flow.c and fix nits.
8322 * doc/gccint.texi: Tweak RTL description.
8323 * doc/rtl.texi: Likewise.
8325 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8327 * config/avr/avr.c: Change my email address.
8328 * config/avr/avr.h: Likewise.
8329 * config/avr/avr.md: Likewise.
8330 * config/avr/avr-protos.h: Likewise.
8331 * config/avr/libgcc.S: Likewise.
8333 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8335 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8336 (spu_split_load, spu_split_store): Change return type to int.
8337 (spu_split_convert): Declare.
8338 * config/spu/predicates.md (spu_mem_operand): Remove.
8339 (spu_mov_operand): Update.
8340 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8341 * config/spu/spu.c (regno_aligned_for_load): Remove.
8342 (reg_aligned_for_addr, spu_expand_load): Define.
8343 (spu_expand_extv): Reimplement and handle MEM.
8344 (spu_expand_insv): Handle MEM.
8345 (spu_sched_reorder): Handle insn's with length 0.
8346 (spu_legitimate_address_p): Reimplement.
8347 (store_with_one_insn_p): Return TRUE for any mode with size
8348 larger than 16 bytes.
8349 (address_needs_split): Define.
8350 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8352 (spu_convert_move): Define.
8353 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8354 (spu_split_store): Change all MEM's to TImode.
8355 (spu_init_expanders): Preallocate registers that correspond to
8356 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8358 (spu_split_convert): Define.
8359 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8360 (_move<mode>, _movdi, _movti): Update predicate and condition.
8361 (load, store): Change to define_split.
8362 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8364 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8365 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8366 define_insn_and_split of lshr<mode>3.
8367 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8368 (<v>ashr<mode>3_imm): Define.
8369 (extv, extzv, insv): Allow MEM operands.
8370 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8371 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8372 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8373 (_spu_convert2): Change to define_insn_and_split and remove the
8374 corresponding define_peephole2.
8375 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8376 Change predicates to memory_operand.
8378 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8380 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8382 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8384 PR tree-optimization/40219
8385 * tree.c (iterative_hash_expr): Make sure the builtin function is
8386 a normal builtin function and not a front end or back end builtin
8387 before indexing into the built_in_decls array.
8389 2009-05-22 Richard Guenther <rguenther@suse.de>
8392 * alias.c (write_dependence_p): Do not use TBAA for answering
8393 anti-dependence or output-dependence.
8394 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8395 (emit_pointer_definition): Remove.
8396 (emit_alias_warning): Likewise.
8397 (find_what_var_points_to): Remove TBAA pruning code.
8398 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8400 (compute_points_to_sets): Remove code computing the set of
8401 dereferenced pointers.
8402 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8403 oracle for querying anti and output dependencies.
8404 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8405 if TBAA may be applied.
8406 (refs_anti_dependent_p): New function.
8407 (refs_output_dependent_p): Likewise.
8408 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8409 (refs_output_dependent_p): Likewise.
8410 * doc/tree-ssa.texi (Memory model): New section.
8411 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8412 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8413 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8414 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8415 * expr.c (expand_expr_real_1): Likewise.
8416 * gimple-low.c (lower_stmt): Likewise.
8417 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8418 (dump_gimple_cdt): Remove.
8419 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8420 (gimple_size): Likewise.
8421 (walk_gimple_op): Likewise.
8422 (is_gimple_stmt): Likewise.
8423 (walk_stmt_load_store_addr_ops): Likewise.
8424 (gimple_build_cdt): Remove.
8425 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8426 * gimple.h (gimple_cdt_new_type): Remove.
8427 (gimple_cdt_new_type_ptr): Likewise.
8428 (gimple_cdt_set_new_type): Likewise.
8429 (gimple_cdt_location): Likewise.
8430 (gimple_cdt_location_ptr): Likewise.
8431 (gimple_cdt_set_location): Likewise.
8432 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8433 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8434 GIMPLE_CHANGE_DYNAMIC_TYPE.
8435 (verify_types_in_gimple_stmt): Likewise.
8436 * tree-inline.c (estimate_num_insns): Likewise.
8437 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8438 (copy_decl_to_var): Likewise.
8439 (copy_result_decl_to_var): Likewise.
8440 * tree-pretty-print.c (dump_generic_node): Do not handle
8441 CHANGE_DYNAMIC_TYPE_EXPR.
8442 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8443 * tree-ssa-operands.c (get_expr_operands): Likewise.
8444 * tree-ssa-structalias.c (struct variable_info): Remove
8445 no_tbaa_pruning member.
8446 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8447 (unify_nodes): Do not copy it.
8448 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8449 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8450 (set_uids_in_ptset): Do not check it.
8451 (find_what_var_points_to): Likewise.
8452 (compute_tbaa_pruning): Remove.
8453 (compute_points_to_sets): Do not call it.
8454 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8455 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8456 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8457 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8458 (DECL_NO_TBAA_P): Likewise.
8459 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8460 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8461 (expand_omp_atomic_pipeline): Do not set it.
8462 * print-tree.c (print_node): Do not dump it.
8463 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8466 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8469 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8472 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8474 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8477 2009-05-22 Ben Elliston <bje@au.ibm.com>
8479 * Makefile.in (bversion.h, s-bversion): New targets.
8480 (TOPLEV_H): Add bversion.h.
8481 * toplev.h: Include "bversion.h".
8482 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8483 the __format__ attribute only if compiling with the same version
8484 of GCC as the sources (the "build version").
8486 2009-05-22 Ben Elliston <bje@au.ibm.com>
8488 * c-format.c (handle_format_attribute): Fix comment typo.
8490 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8493 * config/ia64/ia64.opt (mfused-madd): New.
8494 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8495 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8496 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8497 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8498 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8499 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8500 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8501 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8502 instruction if !TARGET_FUSED_MADD.
8503 (fpma, fpms): Remove colon from name.
8505 2009-05-22 Richard Guenther <rguenther@suse.de>
8507 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8508 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8509 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8511 (create_expression_by_pieces): Only convert if necessary.
8512 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8513 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8515 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8517 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8518 regular pattern from a template and rename it ...
8519 (*extzv_truncsi_exts): ... to this.
8521 2009-05-21 Richard Guenther <rguenther@suse.de>
8523 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8524 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8525 (cgraph_default_inline_p): Likewise.
8526 (cgraph_decide_inlining_incrementally): Likewise.
8528 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8529 Uros Bizjak <ubizjak@gmail.com>
8531 * config/i386/cpuid.h (bit_MOVBE): New.
8533 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8535 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8536 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8537 (ix86_handle_option): Handle OPT_mmovbe.
8538 (ix86_target_string): Add -mmovbe.
8539 (pta_flags): Add PTA_MOVBE.
8540 (processor_alias_table): Add PTA_MOVBE to "atom".
8541 (override_options): Handle PTA_MOVBE.
8543 * config/i386/i386.h (TARGET_MOVBE): New.
8545 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8546 (*bswapsi_movbe): New.
8547 (*bswapdi_movbe): Likewise.
8548 (bswapdi2): Renamed to ...
8550 (bswapdi2): New expander.
8552 * config/i386/i386.opt (mmovbe): New.
8554 * doc/invoke.texi: Document -mmovbe.
8556 2009-05-21 Taras Glek <tglek@mozilla.com>
8558 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8559 * gcc-plugin.h (plugin_init): Updated signature.
8560 * gcc-plugin.h (plugin_name_args): Moved to this header.
8561 * doc/plugins.texi (plugin_init): Updated documention to reflect
8563 * doc/plugins.texi (plugin_name_args): Added to documention.
8565 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8567 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8568 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8570 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8572 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8573 JUMP_TABLE_DATA_P predicates where applicable.
8574 * config/i386/predicates.md: Ditto.
8575 * config/i386/sse.md: Ditto.
8577 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8579 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8580 operand2 -128 override length_immediate attribute to 1.
8581 * config/i386/predicates.md (constm128_operand): New predicate.
8583 * config/i386/i386.c (memory_address_length): Handle %r12
8584 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8586 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8587 mode look through optional ZERO_EXTEND and SUBREG.
8588 * config/i386/i386.md (R12_REG): New define_constant.
8589 (prefix_data16): For sse unit set also for MODE_TI insns.
8590 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8591 insns set if operand 1 is ext_QIreg_operand.
8592 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8593 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8595 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8596 mode from MODE_DI to MODE_SI.
8597 (movdi_1_rex64): Override modrm and length_immediate attributes
8598 only for movabs (TYPE_IMOV, alternative 2).
8599 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8600 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8601 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8602 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8603 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8604 prefix_rex attribute if DImode.
8605 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8606 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8607 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8608 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8609 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8610 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8611 Likewise. For TYPE_IMOV clear length_immediate attribute.
8612 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8613 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8614 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8615 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8616 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8617 or one operand TYPE_ISHIFT.
8618 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8619 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8620 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8621 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8622 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8623 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8624 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8625 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8626 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8627 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8628 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8629 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8630 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8631 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8632 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8633 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8634 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8635 set mode attribute, don't override length attribute.
8636 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8638 (return_internal_long): Set length attribute to 2 instead of 1.
8639 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8640 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8641 prefix_rex attribute.
8642 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8644 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8646 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8648 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8650 2009-05-20 Ian Lance Taylor <iant@google.com>
8652 * tree.c (build_tree_list_vec_stat): New function.
8653 (ctor_to_vec): New function.
8654 (build_nt_call_vec): New function.
8655 (build_call_array): Change args to be a const pointer.
8656 (build_call_vec): New function.
8657 * tree.h (build_nt_call_vec): Declare.
8658 (build_tree_list_vec_stat): Declare.
8659 (build_tree_list_vec): Define.
8660 (build_call_array): Update declaration.
8661 (build_call_vec): Declare.
8662 (ctor_to_vec): Declare.
8663 * c-common.c (tree_vector_cache): New static variable.
8664 (make_tree_vector): New function.
8665 (release_tree_vector): New function.
8666 (make_tree_vector_single): New function.
8667 (make_tree_vector_copy): New function.
8668 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8669 (make_tree_vector_single, make_tree_vector_copy): Declare.
8670 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8671 (c_parser_expr_list): Don't manage cache here, instead call
8673 (c_parser_release_expr_list): Remove static function.
8674 (c_parser_vec_to_tree_list): Remove static function.
8675 (c_parser_attributes): Call build_tree_list_vec instead of
8676 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8677 c_parser_release_expr_list.
8678 (c_parser_postfix_expression_after_primary): Likewise.
8679 (c_parser_objc_keywordexpr): Likewise.
8681 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8683 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8684 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8685 TARGET_CONVERT_TO_TYPE.
8686 * hooks.c (hook_tree_const_tree_null): Define.
8687 * hooks.h (hook_tree_const_tree_null): Declare.
8688 * target.h (struct gcc_target): Add invalid_parameter_type,
8689 invalid_return_type, promoted_type, and convert_to_type fields.
8690 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8691 (TARGET_INVALID_RETURN_TYPE): Define.
8692 (TARGET_PROMOTED_TYPE): Define.
8693 (TARGET_CONVERT_TO_TYPE): Define.
8694 (TARGET_INITIALIZER): Update for new fields.
8695 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8696 (grokparms): Check targetm.invalid_parameter_type.
8697 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8698 * c-convert.c (convert): Check targetm.convert_to_type.
8700 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8702 * config/mips/mips.md (*extenddi_truncate<mode>,
8703 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8705 (*extendhi_truncateqi): New define_insn_and_sptit.
8707 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8710 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8711 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8713 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8715 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8716 the operand of VIEW_CONVERT_EXPR.
8718 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8720 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8721 extended family and model for Intel processors. Support Intel Atom.
8723 2009-05-20 Olivier Hainque <hainque@adacore.com>
8725 * gstab.h (stab_code_type): Define, to be used instead of the
8726 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8728 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8729 occurrences by stab_code_type.
8730 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8732 2009-05-20 Martin Jambor <mjambor@suse.cz>
8734 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8735 (sra_insert_before): Likewise.
8736 (sra_insert_after): Likewise.
8737 (sra_init_cache): Likewise.
8738 (sra_type_can_be_decomposed_p): Likewise.
8739 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8740 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8741 (sra_insert_before): Likewise.
8742 (sra_insert_after): Likewise.
8743 (sra_init_cache): Likewise.
8744 (insert_edge_copies_seq): Made static and moved upwards.
8746 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8749 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8751 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8752 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8755 2009-05-20 Richard Guenther <rguenther@suse.de>
8757 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8758 with mismatched comparison modes.
8760 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8762 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8763 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8764 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8765 with shifts for Thumb2.
8766 (orsi_notsi): New for orn.
8767 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8768 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8769 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8770 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8771 Don't invert remainder for IOR.
8773 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8775 PR tree-optimization/40087
8776 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8777 number_of_iterations_ne): Rename never_infinite argument.
8778 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8779 number_of_iterations_le): Handle pointer-type ivs when
8780 exit_must_be_taken is false.
8781 (number_of_iterations_cond): Do not always assume that
8782 exit_must_be_taken if the control variable is a pointer.
8784 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8786 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8787 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8789 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8792 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8794 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8797 * c.opt (Wlogical-op): Disabled by default.
8798 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8800 * doc/invoke.texi (Wlogical-op): Likewise.
8802 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8804 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8806 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8807 Propagate the type of the first operand.
8808 <ASSERT_EXPR>: Simplify.
8809 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8810 Rewrite using the RHS code as discriminant.
8811 <NOP_EXPR>: Turn into CASE_CONVERT.
8812 <PLUS_EXPR>: Propagate the type of the first operand.
8814 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8816 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8817 (ia64_dconst_0_375): New.
8818 * config/ia64/ia64.c (ia64_override_options): Remove
8819 -minline-sqrt-min-latency warning.
8820 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8821 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8822 * config/ia64/ia64.md (*sqrt_approx): Remove.
8823 (sqrtsf2): Remove #if 0.
8824 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8825 (sqrtdf): Remove assert.
8826 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8827 (sqrtxf2): Remove #if 0.
8828 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8829 * div.md (sqrt_approx_rf): New.
8830 (sqrtsf2_internal_thr): New implementation.
8831 (sqrtsf2_internal_lat): New.
8832 (sqrtdf2_internal_thr: New implementation.
8833 (sqrtxf2_internal): New implementation.
8835 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8836 Hans-Peter Nilsson <hp@axis.com>
8838 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8839 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8840 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8841 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8842 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8843 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8844 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8845 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8846 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8847 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8848 * c-common.c: ...from here.
8850 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8852 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8854 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8856 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8858 2009-05-19 Ben Elliston <bje@au.ibm.com>
8860 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8861 assignments with memcpy calls.
8862 (add_fdes): Likewise.
8863 (binary_search_unencoded_fdes): Likewise.
8864 (linear_search_fdes): Eliminate type puns.
8866 2009-05-19 Richard Guenther <rguenther@suse.de>
8868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8869 not falsely claim to have propagated into all uses.
8871 2009-05-19 Ben Elliston <bje@au.ibm.com>
8873 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8876 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8878 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8879 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8880 (TARGET_LEGITIMATE_ADDRESS_P): New.
8881 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8882 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8884 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8887 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8888 child of the containing namespace's DIE.
8890 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8892 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8893 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8894 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8897 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8900 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8901 gen_align with gen_pad.
8902 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8903 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8905 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8906 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8908 * config/i386/i386.md (align): Renamed to ...
8909 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8910 ASM_OUTPUT_MAX_SKIP_PAD.
8912 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8914 * config.gcc: Fix variable syntax.
8917 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8918 before calling exact_log2.
8919 (output_iorsi3): Likewise.
8920 (output_xorsi3): Likewise.
8922 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8924 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8925 for the none zero constant operand except for EQ and NE
8926 comprisons even when the first operand is R0.
8928 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8930 * config/s390/2064.md: Remove trailing whitespaces.
8931 * config/s390/2084.md: Likewise.
8932 * config/s390/constraints.md: Likewise.
8933 * config/s390/fixdfdi.h: Likewise.
8934 * config/s390/libgcc-glibc.ver: Likewise.
8935 * config/s390/s390-modes.def: Likewise.
8936 * config/s390/s390-protos.h: Likewise.
8937 * config/s390/s390.c: Likewise.
8938 * config/s390/s390.h: Likewise.
8939 * config/s390/s390.md: Likewise.
8940 * config/s390/tpf-unwind.h: Likewise.
8942 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8944 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8946 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8949 * configure.ac (m68k-*-*): Check if binutils support TLS.
8950 * configure: Regenerate.
8951 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8952 * config/m68k/constraints.md (Cu): New constraint.
8953 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8954 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8955 (movsi): Handle TLS symbols.
8956 (addsi3_5200): Handle XTLS symbols, indent.
8957 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8958 (m68k_tls_reference_p): Declare.
8959 (m68k_legitimize_address): Declare.
8960 (m68k_unwrap_symbol): Declare.
8961 * config/m68k/m68k.opt (mxtls): New option.
8962 * config/m68k/m68k.c (ggc.h): Include.
8963 (m68k_output_dwarf_dtprel): Implement hook.
8964 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8965 (m68k_expand_prologue): Load GOT pointer when function needs it.
8966 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8967 (m68k_legitimate_constant_address_p): Same.
8968 (m68k_decompose_address): Handle TLS references.
8969 (m68k_get_gp): New static function.
8970 (enum m68k_reloc): New contants.
8971 (TLS_RELOC_P): New macro.
8972 (m68k_wrap_symbol): New static function.
8973 (m68k_unwrap_symbol): New function.
8974 (m68k_final_prescan_insn_1): New static function.
8975 (m68k_final_prescan_insn): New function.
8976 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8978 (legitimize_pic_address): Handle TLS references..
8979 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8980 (m68k_libcall_value_in_a0_p)
8981 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8982 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8983 (m68k_legitimize_tls_address): Handle TLS references.
8984 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8986 (m68k_legitimize_address): Handle TLS symbols.
8987 (m68k_get_reloc_decoration): New static function.
8988 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8990 (m68k_output_dwarf_dtprel): Implement hook.
8991 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8992 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8993 m68k_call_* routines.
8994 (sched_attr_op_type): Handle TLS symbols.
8995 (gt-m68k.h): Include.
8996 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8997 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8999 2009-05-18 Martin Jambor <mjambor@suse.cz>
9001 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9002 (visit_store_addr_for_mod_analysis): New function.
9003 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9004 (determine_cst_member_ptr): Use gimple_assign_single_p.
9005 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9006 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9007 operands. Don't check number of operands of a NOP_EXPR.
9009 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9011 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9013 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9016 * c-common.c (warn_logical_operator): Don't warn if one of
9017 expression isn't always true or false.
9019 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9021 * config/i386/biarch32.h: New file.
9022 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9024 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9026 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9027 *zero_extend<mode>_truncqi): Merge these into ...
9028 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9029 Name the pattern following this as *zero_extendhi_truncqi.
9031 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9034 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9035 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9036 (output_info): Make field HOST_WIDEST_INT.
9037 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9038 (dump_bitmat_statistics): Same.
9040 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9042 * config.gcc (use_gcc_stdint): Set to wrap.
9043 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9044 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9045 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9046 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9047 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9048 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9049 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9050 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9052 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9054 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9056 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9057 Move definitions earlier.
9058 (OPT_ARCH64, OPT_ARCH32): Define.
9059 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9062 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9065 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9068 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9070 * arm.md (movdi2): Copy non-reg values to DImode registers.
9072 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9075 * final.c (label_to_max_skip): New function.
9076 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9077 CODE_LABEL_NUMBER <= max_labelno.
9078 * output.h (label_to_max_skip): New prototype.
9079 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9080 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9081 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9082 Handle CODE_LABELs with >= 16 byte alignment or with
9083 max_skip == (1 << align) - 1.
9084 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9085 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9088 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9089 .p2align 3 if MAX_SKIP is smaller than 7.
9090 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9092 2009-05-15 Ian Lance Taylor <iant@google.com>
9094 * alias.c (struct alias_set_entry_d): Rename from struct
9095 alias_set_entry. Change all uses.
9096 * except.c (struct call_site_record_d): Rename from struct
9097 call_site_record. Change all uses.
9098 * except.h (struct eh_region_d): Rename from struct eh_region.
9100 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9102 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9103 ivtype_map_elt. Change all uses.
9104 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9106 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9107 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9109 (struct sese_d): Rename from struct sese. Change all uses.
9110 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9111 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9112 * optabs.h (struct optab_d): Rename from struct optab. Change all
9114 (struct convert_optab_d): Rename from struct convert_optab.
9116 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9117 ipa_opt_pass. Change all uses.
9118 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9121 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9122 defined as a typedef.
9123 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9126 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9129 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9131 (merge_ranges): Returns bool.
9132 * tree.h (make_range): .. to here.
9133 (build_range_check): Likewise.
9134 (merge_ranges): Likewise. Renamed from merge_ranges.
9135 * c-typeck.c (parser_build_binary_op): Update calls to
9136 warn_logical_operator.
9137 * c-common.c (warn_logical_operator): Add new warning.
9138 * c-common.h (warn_logical_operator): Update declaration.
9140 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9142 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9144 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9146 * doc/install.texi: Document MPC requirements, flags etc.
9148 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9149 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9150 Evaluate constant arguments.
9151 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9152 (fold_builtin_1): Likewise, also evaluate constant arguments.
9153 Remove superfluous break.
9154 (do_mpc_ckconv): New.
9155 * real.h: Include mpc.h.
9156 * toplev.c (print_version): Output MPC version info if available.
9158 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9160 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9162 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9164 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9167 2009-05-15 Jan Hubicka <jh@suse.cz>
9169 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9170 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9171 (try_inline): Fix return value.
9172 (cgraph_decide_inlining_incrementally): Honor new value.
9173 (cgraph_early_inlining): Handle indirect inlining.
9174 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9176 2009-05-15 Jan Hubicka <jh@suse.cz>
9178 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9179 * cgraphunit.c (cgraph_finalize_function): Set it.
9180 (cgraph_expand_function): Use it.
9182 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9184 * real.c (encode_ieee_half): Define.
9185 (decode_ieee_half): Define.
9186 (ieee_half_format): Define.
9187 (arm_half_format): Define.
9188 * real.h (ieee_half_format): Declare.
9189 (arm_half_format): Declare.
9191 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9193 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9194 swapped, and reversed optabs exist before trying to use them.
9196 2009-05-15 Paul Brook <paul@codesourcery.com>
9197 Sandra Loosemore <sandra@codesourcery.com>
9199 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9200 loads. Allow PRE_DEC.
9201 (output_move_neon): Handle PRE_DEC.
9202 (arm_print_operand): Add 'A' for neon structure loads.
9203 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9204 * config/arm/neon.md (neon_mov): Update comment.
9205 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9207 (Um): New constraint.
9209 2009-05-15 Jan Hubicka <jh@suse.cz>
9211 Revert the following patch until testsuite fallout is fixed:
9212 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9213 * cgraph.h (struct inline_summary): New filed self_wize,
9214 size_inlining_benefit, self_time and time_inlining_benefit.
9215 (struct cgraph_global_info): Replace insns by time ans size fields.
9216 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9217 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9218 (ipcp_update_callgraph): Do not touch function bodies.
9219 * ipa-inline.c: Include except.h
9220 (MAX_TIME): New constant.
9221 (overall_insns): Remove
9222 (overall_size, max_benefit): New static variables.
9223 (cgraph_estimate_time_after_inlining): New function.
9224 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9225 (cgraph_clone_inlined_nodes): Update size.
9226 (cgraph_mark_inline_edge): Update size.
9227 (cgraph_estimate_growth): Use size info.
9228 (cgraph_check_inline_limits): Check size.
9229 (cgraph_default_inline_p): Likewise.
9230 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9231 (cgraph_decide_recursive_inlining): Check size.
9232 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9234 (cgraph_decide_inlining): Likewise.
9235 (cgraph_decide_inlining_incrementally): Likewise; honor
9236 PARAM_EARLY_INLINING_INSNS.
9237 (likely_eliminated_by_inlining_p): New predicate.
9238 (estimate_function_body_sizes): New function.
9239 (compute_inline_parameters): Use it.
9240 * except.c (must_not_throw_labels): New function.
9241 * except.h (must_not_throw_labels): Declare.
9242 * tree-inline.c (init_inline_once): Kill inlining_weigths
9243 * tree-ssa-structalias.c: Avoid uninitialized warning.
9244 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9245 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9246 (PARAM_INLINE_CALL_COST): Remove.
9247 (PARAM_EARLY_INLINING_INSNS): New.
9249 2009-05-15 Richard Guenther <rguenther@suse.de>
9251 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9252 not TODO_update_ssa.
9254 2009-05-15 Richard Guenther <rguenther@suse.de>
9256 PR tree-optimization/39999
9257 * gimple.h (gimple_expr_type): Use the expression type looking
9258 through useless conversions.
9259 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9260 (vn_nary_op_insert_stmt): Likewise.
9261 (simplify_binary_expression): Likewise.
9263 2009-05-15 Richard Guenther <rguenther@suse.de>
9265 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9266 New options, enabled by default.
9267 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9269 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9270 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9271 * tree-ssa-structalias.c (gate_tree_pta): New function.
9272 (pass_build_alias): Use it.
9274 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9277 recurse on an invariant address if a conversion from a pointer
9278 type to a wider integer type is involved.
9280 2009-05-15 Jan Hubicka <jh@suse.cz>
9282 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9283 * cgraph.h (struct inline_summary): New filed self_wize,
9284 size_inlining_benefit, self_time and time_inlining_benefit.
9285 (struct cgraph_global_info): Replace insns by time ans size fields.
9286 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9287 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9288 (ipcp_update_callgraph): Do not touch function bodies.
9289 * ipa-inline.c: Include except.h
9290 (MAX_TIME): New constant.
9291 (overall_insns): Remove
9292 (overall_size, max_benefit): New static variables.
9293 (cgraph_estimate_time_after_inlining): New function.
9294 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9295 (cgraph_clone_inlined_nodes): Update size.
9296 (cgraph_mark_inline_edge): Update size.
9297 (cgraph_estimate_growth): Use size info.
9298 (cgraph_check_inline_limits): Check size.
9299 (cgraph_default_inline_p): Likewise.
9300 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9301 (cgraph_decide_recursive_inlining): Check size.
9302 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9304 (cgraph_decide_inlining): Likewise.
9305 (cgraph_decide_inlining_incrementally): Likewise; honor
9306 PARAM_EARLY_INLINING_INSNS.
9307 (likely_eliminated_by_inlining_p): New predicate.
9308 (estimate_function_body_sizes): New function.
9309 (compute_inline_parameters): Use it.
9310 * except.c (must_not_throw_labels): New function.
9311 * except.h (must_not_throw_labels): Declare.
9312 * tree-inline.c (init_inline_once): Kill inlining_weigths
9313 * tree-ssa-structalias.c: Avoid uninitialized warning.
9314 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9315 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9316 (PARAM_INLINE_CALL_COST): Remove.
9317 (PARAM_EARLY_INLINING_INSNS): New.
9318 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9319 (inline-call-cost): Remove.
9320 (early-inlining-insns): New.
9322 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9324 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9326 (print_int_cst_bounds_in_octal_p): Likewise.
9327 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9329 * dwarf2out.c (base_type_die): Likewise.
9330 (is_subrange_type): Delete.
9331 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9332 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9333 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9334 if the destination type is boolean.
9335 (build_range_check): Do not special-case subtypes.
9336 (fold_sign_changed_comparison): Likewise.
9337 (fold_unary): Likewise.
9338 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9339 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9340 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9341 * tree.c (subrange_type_for_debug_p): New predicate based on the
9342 former is_subrange_type.
9343 * tree.h (subrange_type_for_debug_p): Declare.
9344 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9345 (convert_affine_scev): Remove call to above function.
9346 (chrec_convert_aggressive): Likewise.
9347 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9348 false for conversions involving subtypes.
9349 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9350 (vrp_val_min): Likewise.
9351 (needs_overflow_infinity): Likewise.
9352 (extract_range_from_unary_expr): Likewise.
9354 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9356 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9357 * config/frv/frv.c: Likewise.
9358 * config/s390/s390.c: Likewise.
9359 * config/sparc/sparc.h: Likewise.
9360 * config/i386/i386.h: Likewise.
9361 * config/i386/i386.c: Likewise.
9362 * config/crx/crx.c: Likewise.
9363 * config/m68hc11/m68hc11.h: Likewise.
9364 * config/iq2000/iq2000.c: Likewise.
9365 * config/mn10300/mn10300.h: Likewise.
9366 * config/mn10300/mn10300.c: Likewise.
9367 * config/m68k/m68k.c: Likewise.
9368 * config/rs6000/rs6000.c: Likewise.
9369 * config/rs6000/xcoff.h: Likewise.
9370 * config/rs6000/linux64.h: Likewise.
9371 * config/rs6000/sysv4.h: Likewise.
9372 * config/score/score3.c: Likewise.
9373 * config/score/score7.c: Likewise.
9374 * config/score/score.c: Likewise.
9375 * config/arm/arm.md: Likewise.
9376 * config/mips/mips.c: Likewise.
9377 * config/mips/mips.md: Likewise.
9378 * config/bfin/bfin.h: Likewise.
9379 * config/pa/pa.c: Likewise.
9380 * config/pa/constraints.md: Likewise.
9382 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9383 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9384 * config/pdp11/pdp11.h: Use memory_address_p instead.
9386 2009-05-14 Ian Lance Taylor <iant@google.com>
9388 * passes.c (finish_optimization_passes): Change i to int.
9389 * plugin.c (plugins_active_p): Change event to int.
9390 (dump_active_plugins): Likewise.
9391 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9393 * tree.c (tree_range_check_failed): Change c to unsigned int.
9394 (omp_clause_range_check_failed): Likewise.
9395 (build_common_builtin_nodes): Change mode to int. Add cast.
9396 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9397 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9399 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9400 ++ or -- with a variable of enum type.
9402 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9405 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9407 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9409 * store-motion.c: Do not include params.h
9410 * Makefile.in: Fix dependencies for various files.
9412 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9414 * auto-inc-dec.c: Fix pass description, remove apparent
9415 accidental duplication.
9417 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9420 * ipa-utils.h (memory_identifier_string): Moved to ...
9421 * tree.h (memory_identifier_string): Here. Add GTY(()).
9423 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9425 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9426 in the former documentation of...
9427 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9428 * ira-conflicts.c (get_dup_num): Use address_operand.
9429 * targhooks.c (default_legitimate_address_p): New.
9430 * targhooks.h (default_legitimate_address_p): New.
9431 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9433 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9434 * target.h (struct target): Add legitimate_address_p.
9435 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9436 (TARGET_INITIALIZER): Include it.
9438 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9439 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9440 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9441 (TARGET_LEGITIMATE_ADDRESS_P): New.
9443 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9444 (REG_OK_STRICT_P): Delete.
9445 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9446 (frv_legitimate_address_p_1): ... this.
9447 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9448 (frv_legitimate_address_p_1): ... the renamed old
9449 frv_legitimate_address_p.
9450 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9451 (TARGET_LEGITIMATE_ADDRESS_P): New.
9453 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9454 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9455 * config/s390/s390.c (legitimate_address_p): Rename to...
9456 (s390_legitimate_address_p): ... this, make static.
9457 (legitimize_address): Adjust call.
9458 (TARGET_LEGITIMATE_ADDRESS_P): New.
9459 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9461 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9462 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9463 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9464 (TARGET_LEGITIMATE_ADDRESS_P): New.
9466 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9467 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9468 * config/spu/spu.c (spu_legitimate_address): Rename to...
9469 (spu_legitimate_address_p): ... this, make static.
9470 (TARGET_LEGITIMATE_ADDRESS_P): New.
9472 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9473 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9474 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9475 (sparc_legitimate_address_p): ... this, make static and return bool.
9476 (legitimize_address): Adjust call.
9477 (TARGET_LEGITIMATE_ADDRESS_P): New.
9479 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9480 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9481 * config/i386/i386.c (legitimate_address_p): Rename to...
9482 (ix86_legitimate_address_p): ... this, make static.
9483 (constant_address_p): Move after it, adjust call.
9484 (TARGET_LEGITIMATE_ADDRESS_P): New.
9486 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9487 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9488 * config/avr/avr.c (legitimate_address_p): Rename to...
9489 (avr_legitimate_address_p): ... this, make static.
9490 (legitimize_address): Adjust call.
9491 (TARGET_LEGITIMATE_ADDRESS_P): New.
9493 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9494 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9495 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9496 (TARGET_LEGITIMATE_ADDRESS_P): New.
9498 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9499 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9500 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9501 (TARGET_LEGITIMATE_ADDRESS_P): New.
9503 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9504 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9506 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9508 (TARGET_LEGITIMATE_ADDRESS_P): New.
9510 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9511 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9513 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9515 (m68hc11_legitimate_address_p): ... this, make static.
9516 (go_if_legitimate_address_internal): Rename to...
9517 (m68hc11_legitimate_address_p_1): ... this.
9518 (legitimize_address): Adjust call.
9519 (TARGET_LEGITIMATE_ADDRESS_P): New.
9521 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9523 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9524 (TARGET_LEGITIMATE_ADDRESS_P): New.
9526 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9527 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9528 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9529 (mn10300_legitimate_address_p): ... this, make static.
9530 (TARGET_LEGITIMATE_ADDRESS_P): New.
9532 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9533 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9534 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9535 (TARGET_LEGITIMATE_ADDRESS_P): New.
9537 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9538 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9539 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9540 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9541 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9542 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9543 (rs6000_legitimate_address_p): ... this, make static.
9544 (TARGET_LEGITIMATE_ADDRESS_P): New.
9545 (REG_MODE_OK_FOR_BASE_P): Delete.
9546 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9548 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9549 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9551 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9552 static, adjust types.
9553 (TARGET_LEGITIMATE_ADDRESS_P): New.
9555 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9556 * config/score/score.c (score_address_p): Rename to...
9557 (score_legitimate_address_p): ... this.
9558 (TARGET_LEGITIMATE_ADDRESS_P): New.
9559 * config/score/score3.c (score3_address_p): Rename to...
9560 (score3_legitimate_address_p): ... this.
9561 * config/score/score7.c (score7_address_p): Rename to...
9562 (score7_legitimate_address_p): ... this.
9564 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9565 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9566 GO_IF_LEGITIMATE_ADDRESS): Delete.
9567 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9568 thumb2_legitimate_address_p): Delete.
9569 (arm_legitimate_address_p): Rename to...
9570 (arm_legitimate_address_outer_p): ... this.
9571 * config/arm/constraints.md ("Uq"): Adjust call.
9572 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9573 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9575 (arm_legitimate_address_outer_p): ... this.
9576 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9578 (TARGET_LEGITIMATE_ADDRESS_P): New.
9580 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9581 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9582 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9583 (TARGET_LEGITIMATE_ADDRESS_P): New.
9585 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9586 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9587 * config/vax/vax.c (legitimate_address_p): Rename to...
9588 (vax_legitimate_address_p): ... this, make static.
9589 (TARGET_LEGITIMATE_ADDRESS_P): New.
9591 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9592 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9593 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9594 (TARGET_LEGITIMATE_ADDRESS_P): New.
9596 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9597 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9598 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9599 (mmix_legitimate_address_p): ... this, make static.
9600 (TARGET_LEGITIMATE_ADDRESS_P): New.
9602 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9603 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9604 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9605 (TARGET_LEGITIMATE_ADDRESS_P): New.
9607 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9609 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9610 of MODE_COMPLEX_INT.
9612 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9614 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9615 LCT_NORMAL in function call.
9616 * mips-tdump.c (print_file_desc): Add cast to enum type.
9617 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9618 (mark_stabs): Add casts to enum types.
9619 (parse_stabs_common): Add casts to enum types.
9621 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9623 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9624 Check for invalid values of LETTER.
9626 2009-05-13 Taras Glek <tglek@mozilla.com>
9628 * attribs.c (register_attribute): moved out attribute registration
9629 into register_attribute.
9630 * doc/plugins.texi: Documented register_attribute and
9632 * gcc-plugin.h: Added forward decl for register_attribute.
9633 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9634 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9635 PLUGIN_ATTRIBUTES boilerplate.
9637 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9639 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9640 values even in sentinel and empty entries.
9641 (ms_printf_flag_specs): Likewise.
9642 (ms_scanf_flag_specs): Likewise.
9643 (ms_strftime_flag_specs): Likewise.
9644 (ms_print_char_table): Likewise.
9645 (ms_scan_char_table): Likewise.
9646 (ms_time_char_table): Likewise.
9648 2009-05-13 Doug Kwan <dougkwan@google.com>
9650 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9652 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9654 * config/mips/mips.md (store): Add attributes for QI and HI.
9656 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9657 (truncdi<mode>2): ... this new pattern.
9659 2009-05-13 Brad Hards <bradh@kde.org>
9661 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9663 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9664 Ben Elliston <bje@au.ibm.com>
9667 * dse.c (check_mem_read_rtx): Guard against width == -1.
9669 2009-05-13 Michael Matz <matz@suse.de>
9672 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9673 (trivially_conflicts_p): New function.
9674 (insert_backedge_copies): Use it.
9676 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9678 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9679 (handle_stdc_pragma): Use new enum constant names.
9680 (handle_pragma_float_const_decimal64): Ditto.
9682 2009-05-13 Ian Lance Taylor <iant@google.com>
9684 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9687 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9689 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9690 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9692 * config/m68k/m68k.h (FL_UCLINUX): Define.
9694 2009-05-13 Jan Hubicka <jh@suse.cz>
9696 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9698 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9700 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9701 unless -fschedule-insns is specified.
9703 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9706 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9707 TARGET_EXPAND_CBRANCHDI4.
9708 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9709 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9710 (cmpeqdi): Fix comment.
9712 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9714 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9715 (sh_legitimate_address_p): Likewise.
9716 * config/sh/sh.c (sh_legitimate_index_p): New.
9717 (sh_legitimate_address_p): Likewise.
9718 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9719 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9720 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9721 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9722 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9723 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9724 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9725 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9726 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9728 2009-05-12 Jan Hubicka <jh@suse.cz>
9730 * tree-inline.c (estimate_operator_cost): Add operands;
9731 when division happens by constant, it is cheap.
9732 (estimate_num_insns): Loads and stores are not having cost of 0;
9733 EH magic stuff is cheap; when computing runtime cost of switch,
9734 use log2 base of amount of its cases; builtin_expect has cost of 0;
9735 compute cost for moving return value of call.
9736 (init_inline_once): Initialize time_based flags.
9737 * tree-inline.h (eni_weights_d): Add time_based flag.
9739 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9741 * df-core.c: Update head documentation.
9743 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9746 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9747 shadowing exisiting variable op1.
9749 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/driver-i386.c (processor_signatures): New enum.
9753 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9754 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9755 processor signature to detect geode processor.
9757 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9761 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9763 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9764 causes spurious differences between trunk and cond-optab branch.
9766 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9768 * dojump.c (compare_from_rtx): Delete.
9769 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9770 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9771 if the comparison does not satisfy the predicate; test predicates for
9772 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9773 further if one existing pattern fails.
9774 * expr.h (compare_from_rtx): Delete.
9775 (prepare_operand): Declare it.
9776 * optabs.c: Change "lib call" to "libcall" throughout.
9777 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9778 HAVE_conditional_trap, emit_cmp_insn): Delete.
9779 (can_compare_p): Delete cmp_optab case.
9780 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9781 Accept other parameters by value.
9782 (prepare_operand): Make non-static.
9783 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9784 other parameters by value. Try to widen operands here based on
9785 an optab_methods argument and looking at cbranch_optab.
9786 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9787 loop. Use cbranch_optab directly.
9788 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9789 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9791 (emit_conditional_move, emit_conditional_add): Inline what's needed
9792 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9793 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9794 with COMPARE. Move cmov_optab and cstore_optab above
9795 with cbranch_optab, move cmp_optab down with ucmp_optab,
9796 remove tst_otpab. Do not initialize trap_rtx.
9797 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9798 for trap code. Do not check HAVE_conditional_trap. Use
9799 prepare_cmp_insn. Accept no predicate for operand 3.
9800 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9801 (OTI_ctrap, ctrap_optab): New.
9802 (tst_optab): Delete.
9803 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9804 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9805 with lookup of ctrap_optab.
9806 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9810 * combine.c (combine_simplify_rtx, simplify_set): Do not
9811 special case comparing against zero for cc0 machines.
9812 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9813 COMPARE on cc0 machines.
9814 (simplify_relational_operation): Return a new expression when
9815 a COMPARE could be removed.
9816 * final.c (final_scan_insn): Compare cc_status values
9817 against LHS of a (compare FOO (const_int 0)) cc0 source.
9818 Also check if cc_status.value is the full compare.
9820 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9821 (cstoreMM4): Document.
9822 (conditional_trap): Document ctrapMM4 instead.
9823 (sync_compare_and_swapMM): Refer to cbranchcc4.
9824 (Dependent Patterns): Eliminate obsolete information referring to
9825 the old jump optimization phase.
9826 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9827 of compares with 0 on cc0 machines.
9828 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9829 avoiding references to cc0. Remove text about storing operands
9831 * doc/tm.texi (Condition Codes): Include blurb on different
9832 condition code representations, separate into subsections for
9833 CC0, MODE_CC and conditional execution.
9835 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9836 alpha_emit_setcc): Accept operands and a machine mode.
9837 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9838 Get code/op0/op1 from operands, use machine mode argument
9839 instead of alpha_compare.fp_p. Emit the branch here.
9840 (alpha_emit_setcc): Likewise, and return boolean.
9841 (alpha_emit_conditional_move): Likewise. Assert that
9842 cmp_op_mode == cmp_mode, and simplify accordingly.
9843 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9844 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9845 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9847 (stack probe test): Use cbranchdi4.
9848 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9850 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9851 * config/arc/arc.h (movsicc, movsfcc): Use it.
9852 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9853 (cbranchsi4, cstoresi4): New.
9854 (cmpsi, bCC and sCC expanders): Remove.
9856 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9857 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9858 * config/arm/predicates.md (arm_comparison_operator): Only include
9859 floating-point operators if there is a hardware floating-point unit.
9860 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9861 deferring to cbranch_cc and cstore_cc respectively.
9862 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9863 cbranch_cc, cstore_cc): New.
9864 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9866 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9868 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9869 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9871 (adjust_insn_length): Adjust calls.
9872 (avr_reorg): Handle (compare (foo) (const_int 0)).
9873 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9874 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9875 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9876 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9878 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9879 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9881 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9882 (cbranchsi4, cstorebi4, cstoresi4): New.
9883 (movbisi): This insn is duplicate, split it to zero_extend.
9884 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9885 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9886 (bfin_optimize_loop): Use cbranch expander.
9887 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9888 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9889 (bfin_bimode_comparison_operator): ... this.
9890 (bfin_direct_comparison_operator): New.
9892 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9893 inside (compare FOO (const_int 0)).
9894 (cris_rtx_costs): Handle ZERO_EXTRACT.
9895 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9896 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9897 (*tstdi_v32): Delete.
9898 (*cmpdi_non_v32): Add M alternative for operand 1.
9899 (cmpsi, cmp<mode>): Make private.
9900 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9902 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9904 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9905 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9906 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9907 (cc_reg_operand): New.
9909 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9910 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9911 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9912 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9913 crx_expand_scond): Delete.
9915 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9917 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9918 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9920 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9921 cstoresi4, cstoresf4, cstoredf4): New.
9922 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9923 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9924 Receive the entire operands array.
9925 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9926 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9927 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9928 Get test/op0/op1 from the operands array.
9929 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9931 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9932 (h8300_expand_store): New.
9933 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9935 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9936 (h8300_expand_store): New.
9937 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9938 or do not try to produce (set (cc0) REG).
9939 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9940 change a compare into a move to a scratch register. Disable some
9941 peepholes when comparing with zero.
9942 (tstsi, tsthi, tstsi, cmpqi): Make private.
9945 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9948 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9949 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9950 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9951 (ix86_emit_i387_log1p): Use cbranchxf2.
9952 (ix86_expand_setcc): Return void.
9953 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9954 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9955 cmp<MODEF>, cmpcc): Remove.
9956 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9957 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9958 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9959 (sCC and bCC expanders): Remove.
9960 (stack_protect_test): Use cbranchcc4.
9962 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9964 (ia64_expand_compare): Accept three rtx by reference and return void.
9965 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9966 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9967 from *expr. Update *expr with the BImode comparison to do.
9968 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9969 cmptf, bCC, sCC, conditional_trap): Delete.
9970 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9971 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9972 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9973 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9974 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9976 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9977 type of last argument.
9978 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9979 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9980 use machine mode argument instead of branch_type. Remove dead
9981 code for floating-point comparisons.
9982 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9983 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9985 (cbranchsi4, cstoresi4): New.
9986 * config/iq2000/predicates.md (reg_or_const_operand): New.
9988 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9989 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9990 (b<code>_op): Rewrite to...
9991 (bcc_op): ... this, using match_operator.
9992 (s<code>_op): Rewrite to...
9993 (scc_op): ... this, using match_operator.
9994 (s<code>_24_op): Rewrite to...
9995 (scc_op_24): ... this, using match_operator.
9996 (s<code>_<mode>): Rewrite to...
9997 (cstore<mode>4): ... this, using match_operator.
9998 (s<code>_<mode>_24): Rewrite to...
9999 (cstore<mode>4_24): ... this, using match_operator.
10000 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10001 m32c_unpend_compare, m32c_expand_scc): Delete.
10002 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10003 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10004 (m32c_expand_movcc): Change NE to EQ if necessary.
10005 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10007 * config/m32r/m32r-protos.h (gen_cond_store): New.
10008 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10009 (gen_cond_store): New, from sCC patterns.
10010 (m32r_expand_block_move): Use cbranchsi4.
10011 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10012 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10013 (cbranchsi4, cstoresi4): New.
10015 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10017 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10018 (m68hc11_notice_update_cc): Look into a compare with 0.
10019 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10021 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10022 cmphi, cmpqi, bCC): Delete.
10023 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10024 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10025 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10028 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10029 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10030 * config/m68k/constraints.md (H): New.
10031 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10032 the define_insn below.
10033 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10034 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10035 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10036 patterns): Wrap RHS with COMPARE.
10037 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10038 (*cmpdi_internal): Name this pattern.
10039 (cmpdi): Change to define_insn.
10040 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10041 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10042 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10044 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10045 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10046 (conditional_trap): Change to...
10047 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10048 (*conditional_trap): Use the ordered_comparison_operator and
10049 const1_operand predicates.
10050 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10051 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10052 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10053 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10055 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10056 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10057 (mcore_gen_compare): New.
10058 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10059 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10060 (mcore_gen_compare): ... this.
10061 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10062 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10063 (stack probe pattern): Use cbranchsi4.
10065 * config/mips/predicates.md (mips_cstore_operator): New.
10066 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10067 * config/mips/mips.md (any_cond): Delete.
10068 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10070 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10071 fixuns_truncsfdi2): Use cbranch patterns.
10072 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10073 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10074 Adjust call to mips_expand_conditional_branch.
10075 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10077 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10078 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10079 * config/mips/mips.c (cmp_operands): Delete.
10080 (mips_emit_compare): Get comparison operands from *op0/*op1.
10081 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10082 that it succeeds. Use op0/op1 instead of cmp_operands.
10083 (mips_expand_conditional_branch, mips_expand_conditional_move,
10084 mips_expand_conditional_trap): Likewise.
10085 (mips_block_move_loop): Use cbranch patterns.
10086 * config/mips/mips.h (cmp_operands): Delete.
10088 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10089 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10090 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10091 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10092 (*cmpcc_folded): Rename to...
10093 (*cmpdi_folded): this.
10094 (*cmpcc): Rename to...
10096 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10099 (cbranchdf4): New. Handle invalid comparisons here.
10100 * config/mmix/predicates.md (float_comparison_operator): New.
10102 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10103 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10104 * config/mn10300/mn10300.md (tst): Delete.
10105 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10106 Name these patterns and wrap RHS in a compare.
10107 (*cmpsi): Make this pattern private. Include tst.
10108 (*cmpsf): Make this pattern private.
10109 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10110 (compare with zero peepholes): Likewise.
10112 (cbranchsi4, cbranchsf4): New.
10113 (casesi): Use cbranchsi4.
10115 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10116 hppa_branch_type): Delete.
10117 (return_addr_rtx): Use cbranchsi4.
10118 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10119 Emit CCFPmode comparison here.
10120 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10121 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10122 hppa_branch_type): Delete.
10123 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10124 (movsicc, movdicc): Remove references to hppa_compare_op0,
10125 hppa_compare_op1 and compare_from_rtx.
10126 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10127 (casesi): Use cbranchsi4.
10129 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10130 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10131 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10132 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10133 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10135 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10136 (*branch, *branch_inverted): New.
10138 * config/picochip/picochip.md (cbranchhi4): Use
10139 ordered_comparison_operator.
10140 (cmphi, bCC): Remove.
10142 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10143 (trap_comparison_operator): Delete.
10144 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10145 rs6000_emit_cbranch): Accept mode and operands.
10146 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10147 rs6000_compare_fp_p): Delete.
10148 (rs6000_generate_compare): Accept mode and comparison. Extract code
10149 and op0/op1 from there. Replace references to rs6000_compare_op0
10150 and rs6000_compare_op1.
10151 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10152 extract result from passed operands.
10153 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10154 extract loc from passed operands.
10155 (rs6000_emit_cmove): Likewise.
10156 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10157 rs6000_compare_fp_p): Delete.
10158 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10159 (cbranch<GPR>4, cbranch<FP>4): New.
10160 (cstore<mode>4): New. Consolidate here all choices about when to use
10161 portable or specialized sCC sequences.
10162 (stack_protect_test): Use cbranchsi4.
10163 (conditional_trap): Replace with ctrap<GPR>4.
10164 (conditional trap insn): Replace trap_comparison_operator with
10165 ordered_comparison_operator.
10167 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10168 (s390_emit_prologue): Use ctrap.
10169 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10170 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10171 New predicates replacing...
10172 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10173 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10174 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10175 (add<mode>cc): Do not use s390_compare_op0/op1.
10176 (s<code>): Change to...
10177 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10178 (seq): Change to...
10179 (cstorecc4): ... this. Handle EQ or NE equally.
10180 (*sne): Un-privatize for use in cstorecc4.
10181 (b<code>): Change to...
10182 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10183 (conditional_trap): Replace with...
10184 (ctrap<GPR>4, ctrap<FP>4): ... these.
10185 (stack_protect): Use cbranchcc4.
10187 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10188 * config/score/score-protos.h (score_gen_cmp): Delete.
10189 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10190 (score_block_move-loop): Use cbranchsi4.
10191 * config/score/score.md (cbranchsi4): New.
10192 (cmpsi, bCC): Delete.
10193 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10194 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10195 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10196 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10197 * config/score/score3.h (score3_gen_cmp): Delete.
10198 * config/score/score7.h (score7_gen_cmp): Delete.
10200 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10201 (sh_emit_scc_to_t): ... this. Return void.
10202 (from_compare): Rename to...
10203 (sh_emit_compare_and_branch): ... this.
10204 (sh_emit_compare_and_set): New.
10205 (sh_expand_t_scc): Accept operands.
10206 * config/sh/predicates.md (sh_float_comparison_operator): New.
10207 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10208 (prepare_scc_operands): Rename to...
10209 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10211 (sh_emit_cheap_store_flag): New.
10212 (sh_emit_set_t_insn): New.
10213 (from_compare): Rename to...
10214 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10215 handling of TARGET_SH2E floating point to avoid recursive call.
10216 Generate branch here.
10217 (sh_emit_compare_and_set): New.
10218 (sh_expand_t_scc): Get op0/op1 from arguments.
10219 (sh_emit_cheap_store_flag): New.
10220 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10222 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10223 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10224 (movsicc, movdicc): Do nothing when it recreated operands from
10225 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10226 prepare_scc_operands (now sh_emit_scc_to_t).
10227 (udivdi3): Use cstoresi4.
10228 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10229 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10230 (cbranchint4_media, cbranchfp4_media): New.
10231 (casesi): Use cbranchdi4.
10232 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10234 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10235 (movnegt): Remove second operand.
10236 (cbranchsf4, cbranchdf4): New.
10237 (stack_protect): Use cbranchdi4/cbranchsi4.
10239 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10240 (gen_compare_reg): Accept comparison, extract part of it to...
10241 (gen_compare_reg_1): ... this.
10242 (gen_compare_operator): Delete.
10243 (gen_v9_scc): Accept separate destination, comparison code and arms.
10244 Do not use sparc_compare_op0/sparc_compare_op1.
10245 (emit_scc_insn, emit_conditional_branch_insn): New.
10246 (emit_v9_brxx): Make static. Remove useless assertion.
10247 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10249 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10250 * config/sparc/sparc-protos.h (gen_compare_reg,
10251 sparc_emit_float_lib_cmp): Adjust prototype.
10252 (emit_scc_insn, emit_conditional_branch_insn): New.
10253 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10254 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10255 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10256 iterators to the top.
10257 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10258 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10259 snedi_special_trunc): Delete.
10260 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10261 and snedi_special_trunc.
10262 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10263 cbranchdi4, cbranch<F:mode>4): New.
10264 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10265 here. Use gen_compare_reg instead of gen_compare_operator.
10266 (conditional_trap): Replace with...
10267 (ctrapsi4, ctrapdi4): ... this.
10268 (stack_protect_test): Use cbranchcc4.
10270 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10272 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10273 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10274 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10275 from operands[0] or operands[3] depending on is_set.
10276 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10277 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10278 cmpdf, bCC), sCC: Remove.
10279 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10280 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10282 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10283 spu_emit_branch_or_set.
10285 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10287 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10288 xstormy16_compare_op1): Delete.
10289 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10290 xstormy16_compare_op1): Delete.
10291 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10293 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10294 (cmphi, cmpsi, bCC): Remove.
10296 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10297 (*cmpsi): ... this one.
10298 (cbranchsi4, cstoresi4): New.
10299 (bCC expanders): Delete.
10300 (sCC insns): Fold into...
10301 (*setcc): ... this one.
10302 (casesi): Do not use gen_cmpsi and gen_bgtu.
10303 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10304 (movsicc): Simplify.
10305 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10307 * config/vax/vax-protos.h (cond_name): New.
10308 (vax_output_conditional_branch): Remove.
10309 * config/vax/vax.c (cond_name): New.
10310 (vax_output_conditional_branch): Remove.
10311 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10312 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10313 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10314 (bit<VAXint>): Wrap source with (compare).
10315 (b<code> and following unnamed pattern): Rename to *branch and
10316 *branch_reversed. Change macroization to match_operator.
10317 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10319 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10320 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10321 Change last argument to machine_mode.
10322 (xtensa_expand_scc): Add machine_mode argument.
10323 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10324 (gen_conditional_move, xtensa_expand_conditional_branch,
10325 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10326 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10327 Adjust operand numbers.
10328 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10330 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10331 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10332 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10334 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10336 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10337 causes spurious differences between trunk and cond-optab branch.
10339 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10342 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10344 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10346 * tree.c (iterative_hash_pointer): Delete.
10347 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10348 Hash UIDs and versions of SSA names. Don't special-case built-in
10349 function declarations.
10351 2009-05-11 Ian Lance Taylor <iant@google.com>
10354 * graphite.c: Force -Wc++-compat to only be a warning before
10355 #including "cloog/cloog.h".
10357 2009-05-11 Martin Jambor <mjambor@suse.cz>
10359 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10361 2009-05-11 Jan Hubicka <jh@suse.cz>
10363 * tree-ssa-loop-ivcanon.c: Include target.h
10364 (struct loop_size): new structure.
10365 (constant_after_peeling): New predicate.
10366 (tree_estimate_loop_size): New function.
10367 (estimated_unrolled_size): Rewrite for new estimates.
10368 (try_unroll_loop_completely): Use new estimates.
10369 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10371 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10373 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10374 libcpp interface change.
10375 (spu_macro_to_expand): Likewise.
10377 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10379 PR tree-optimization/40026
10380 * gimplify.c (gimplify_init_constructor): Change initial conditional
10381 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10382 optimize_compound_literals_in_ctor.
10384 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10386 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10388 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10390 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10392 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10393 HOST_WIDE_INT for gap.
10395 2009-05-11 Ira Rosen <irar@il.ibm.com>
10397 PR tree-optimization/40074
10398 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10399 account in group size and step comparison.
10401 2009-05-11 Richard Guenther <rguenther@suse.de>
10403 * passes.c (init_optimization_passes): Strip now incorrect comment.
10404 (execute_function_todo): Do not set PROP_alias.
10405 * tree-pass.h (PROP_alias): Remove.
10406 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10407 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10408 * tree-nrv.c (pass_return_slot): Likewise.
10409 * tree-object-size.c (pass_object_sizes): Likewise.
10410 * tree-ssa-dom.c (pass_dominator): Likewise.
10411 (pass_phi_only_cprop): Likewise.
10412 * tree-ssa-dse.c (pass_dse): Likewise.
10413 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10414 (pass_cselim): Likewise.
10415 * tree-ssa-pre.c (pass_pre): Likewise.
10416 (pass_fre): Likewise.
10417 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10418 * tree-ssa-sink.c (pass_sink_code): Likewise.
10419 * tree-stdarg.c (pass_stdarg): Likewise.
10420 * tree-tailcall.c (pass_tail_calls): Likewise.
10421 * tree-vrp.c (pass_vrp): Likewise.
10423 2009-05-10 Ian Lance Taylor <iant@google.com>
10425 * basic-block.h (enum profile_status): Break out of struct
10426 control_flow_graph.
10427 * cgraph.h (struct inline_summary): Break out of struct
10429 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10430 of struct cgraph_order_sort.
10431 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10432 * cse.c (struct branch_path): Break out of struct
10433 cse_basic_block_data.
10434 * except.h (enum eh_region_type): Break out of struct eh_region.
10435 * gcc.c (enum add_del): Break out of struct modify_target.
10436 * genrecog.c (enum decision_type): Break out of struct decision_test.
10437 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10439 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10440 * regmove.c (enum match_use): New enum, broken out of struct match.
10441 * sched-int.h (enum post_call_group): New enum, broken out of
10443 (struct deps_reg): Break out of struct deps.
10444 * target.h (struct asm_int_op): Break out of struct gcc_target.
10445 * tree-eh.c (struct goto_queue_node): Break out of struct
10447 * tree-inline.h (enum copy_body_cge_which): Break out of
10449 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10451 * c-decl.c (in_struct, struct_types): New static variables.
10452 (pushtag): Add loc parameter. Change all callers.
10453 (lookup_tag): Add ploc parameter. Change all callers.
10454 (check_compound_literal_type): New function.
10455 (parser_xref_tag): Add loc parameter. Change all callers. If
10456 -Wc++-compat, warn about struct/union/enum types defined within a
10458 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10459 and loc parameters. Change all callers. Change error calls to
10460 error_at, using loc. For a redefinition, if the location of the
10461 original definition is known, report it. Set in_struct and
10462 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10463 (finish_struct): Add new parameters enclosing_in_struct and
10464 enclosing_struct_types. Change all callers. Set
10465 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10466 in the struct. If in a struct, add this struct to struct_types.
10467 (start_enum): Add loc parameter. Change all callers. Use
10468 error_at for errors, using loc. For a redefinition, if the
10469 location of the original definition is known, report it. If in a
10470 struct, add this enum type to struct_types. If -Wc++-compat warn
10471 if in sizeof, typeof, or alignof.
10472 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10473 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10474 (c_parser_enum_specifier): Get enum location for start_enum.
10475 (c_parser_struct_or_union_specifier): Get struct location for
10476 start_struct. Save in_struct and struct_types status between
10477 start_struct and finish_struct.
10478 (c_parser_cast_expression): Get location of cast.
10479 (c_parser_alignof_expression): Get location of type.
10480 (c_parser_postfix_expression): Likewise.
10481 (c_parser_postfix_expression_after_paren_type): Add type_loc
10482 parameter. Change all callers. Call check_compound_literal_type.
10483 Use type_loc for error about variable size type.
10484 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10485 of an enum constant from an enum type defined in a struct or union.
10486 (c_cast_expr): Add loc parameter. Change all callers. If
10487 -Wc++-compat, warn about defining a type in a cast.
10488 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10489 (start_enum, start_struct, finish_struct): Update declarations.
10490 (parser_xref_tag, c_cast_expr): Update declarations.
10491 (check_compound_literal_type): Declare.
10493 2009-05-11 Ben Elliston <bje@au.ibm.com>
10495 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10496 for recent libcpp interface change.
10497 (rs6000_macro_to_expand): Likewise.
10499 2009-05-10 Michael Matz <matz@suse.de>
10502 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10503 not at entry of function.
10505 2009-05-10 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimization/40081
10509 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10510 using the main variant of the element type. Do not fiddle with
10511 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10513 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10514 structs with volatile fields.
10516 2009-05-10 Jan Hubicka <jh@suse.cz>
10518 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10519 (estimate_move_cost): Assert that it does not get called for
10521 (estimate_num_insns): Skip VOID types in argument handling.
10522 (optimize_inline_calls): Delete unreachable blocks and verify that
10523 callgraph is valid.
10525 2009-05-10 Jan Hubicka <jh@suse.cz>
10527 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10528 * cgraph.c (cgraph_mark_address_taken_node): New function.
10529 (dump_cgraph_node): Dump new flag.
10530 * cgraph.h (struct cgraph_node): Add address_taken.
10531 (cgraph_mark_address_taken_node): New function.
10532 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10533 since new direct calls can be born.
10535 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10537 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10538 tok->val.node.node.
10540 2009-05-10 Jan Hubicka <jh@suse.cz>
10542 PR middle-end/40084
10543 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10545 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10546 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10547 * tree-inline.c (copy_bb): Set frequency correctly.
10548 (fold_marked_statements): Update call to
10549 cgraph_update_edges_for_call_stmt.
10551 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10553 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10554 identifiers in diagnostics.
10555 * config/arm/arm.c (arm_handle_fndecl_attribute,
10556 arm_handle_isr_attribute): Likewise.
10557 * config/avr/avr.c (avr_handle_progmem_attribute,
10558 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10559 * config/bfin/bfin.c (handle_int_attribute,
10560 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10561 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10562 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10564 * config/darwin.c (darwin_handle_kext_attribute,
10565 darwin_handle_weak_import_attribute): Likewise.
10566 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10567 h8300_handle_eightbit_data_attribute,
10568 h8300_handle_tiny_data_attribute): Likewise.
10569 * config/i386/i386.c (ix86_handle_cconv_attribute,
10570 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10571 * config/i386/winnt.c (ix86_handle_shared_attribute,
10572 ix86_handle_selectany_attribute): Likewise.
10573 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10574 * config/m32c/m32c.c (function_vector_handler): Likewise.
10575 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10576 m68hc11_handle_fntype_attribute): Likewise.
10577 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10578 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10579 * config/mips/mips.c (mips_insert_attributes,
10580 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10581 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10582 rs6000_handle_struct_attribute): Likewise.
10583 * config/sh/sh.c (sh_insert_attributes,
10584 sh_handle_resbank_handler_attribute,
10585 sh_handle_interrupt_handler_attribute,
10586 sh2a_handle_function_vector_handler_attribute,
10587 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10589 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10590 * config/spu/spu.c (spu_handle_fndecl_attribute,
10591 spu_handle_vector_attribute): Likewise.
10592 * config/stormy16/stormy16.c
10593 (xstormy16_handle_interrupt_attribute): Likewise.
10594 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10595 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10597 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10599 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10600 (pp_translate_identifiers): New.
10601 (pp_identifier): Only conditionally translate identifier to locale
10603 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10604 (pp_base_tree_identifier): Only conditionally translate identifier
10605 to locale character set.
10606 * c-pretty-print.c (M_): Define.
10607 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10608 fragments for conditional translation with M_.
10609 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10610 identifier translation.
10612 2009-05-10 Richard Guenther <rguenther@suse.de>
10614 PR tree-optimization/40081
10615 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10616 using the main variant of the element type. Do not fiddle with
10617 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10619 2009-05-09 Jan Hubicka <jh@suse.cz>
10621 PR middle-end/40080
10622 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10623 indirect calls; verify cgraph afterwards.
10625 2009-05-09 Jan Hubicka <jh@suse.cz>
10628 * ipa.c (update_inlined_to_pointer): New function.
10629 (cgraph_remove_unreachable_nodes): Use it.
10631 2009-05-09 Jan Hubicka <jh@suse.cz>
10633 * tree-eh.c (struct leh_state): Remove prev_try.
10634 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10635 not track prev_try.
10636 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10637 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10638 remove_eh_handler_and_replace, foreach_reachable_handler,
10639 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10640 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10641 (gen_eh_region_cleanup): Update prototype.
10643 2009-05-09 Jan Hubicka <jh@suse.cz>
10645 PR middle-end/40043
10646 * except.c (copy_eh_region): Always set prev_try.
10647 (redirect_eh_edge_to_label): Find outer try.
10648 (foreach_reachable_handler): When looking for prev try
10649 handle case where previous try is not going to be taken.
10651 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10653 PR tree-optimization/40049
10654 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10655 only vector/vector shifts, convert the type of the constant to the
10656 appropriate type to avoid building incorrect trees, which
10657 eventually have problems with garbage collection.
10659 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10661 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10662 -1 for complex floating-point types if honoring signed zeros.
10664 2009-05-08 Jan Hubicka <jh@suse.cz>
10666 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10667 argument; handle correctly when profile is absent.
10668 (build_cgraph_edges): Update.
10669 (rebuild_cgraph_edges): Update.
10670 * cgraph.c: Do not include varray.h.
10671 (cgraph_set_call_stmt_including_clones): New function.
10672 (cgraph_create_edge_including_clones): Likewise
10673 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10674 (cgraph_update_edges_for_call_stmt): Handle clones.
10675 (cgraph_remove_node): Handle clone tree.
10676 (cgraph_remove_node_and_inline_clones): New function.
10677 (dump_cgraph_node): Dump clone tree.
10678 (cgraph_clone_node): Handle clone tree.
10679 (clone_function_name): Bring here from tree-inline.c.
10680 (cgraph_create_virtual_clone): New function.
10681 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10682 (cgraph_clone_info): New function.
10683 (strut cgraph_node): Add clone_info and new clone tree pointers.
10684 (cgraph_remove_node_and_inline_clones,
10685 cgraph_set_call_stmt_including_clones,
10686 cgraph_create_edge_including_clones,
10687 cgraph_create_virtual_clone): Declare.
10688 (cgraph_function_versioning): Use VEC argument.
10689 (compute_call_stmt_bb_frequency): Update prototype.
10690 (cgraph_materialize_all_clones): New function.
10691 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10692 (ipcp_create_replace_map): Update to VECtors.
10693 (ipcp_update_callgraph): Use virtual clones.
10694 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10695 (ipcp_update_profiling): Do not update local profiling.
10696 (ipcp_insert_stage): Use VECtors and virtual clones.
10697 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10698 (clone_of_p): New function.
10699 (cgraph_preserve_function_body_p): Use clone tree.
10700 (cgraph_optimize): Materialize clones.
10701 (cgraph_function_versioning): Update for VECtors.
10702 (save_inline_function_body): Use clone tree.
10703 (cgraph_materialize_clone): New function.
10704 (cgraph_materialize_all_clones): Likewise.
10705 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10706 * ipa.c: Include gimple.h.
10707 (cgraph_remove_unreachable_nodes): Use clone tree.
10708 * ipa-prop.c (ipa_note_param_call): Update call to
10709 compute_call_stmt_bb_frequencycall.
10710 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10711 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10712 (copy_bb): Handle updating of clone tree; add new edge when new call
10714 (expand_call_inline): Be strict about every call having edge.
10715 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10716 (delete_unreachable_blocks_update_callgraph): New function.
10717 (tree_function_versioning): Use VECtors; always remove unreachable
10718 blocks and fold conditionals.
10719 * tree-inline.h: Do not include varray.h.
10720 (tree_function_versioning): Remove.
10721 * Makefile.in (GTFILES): Remove tree-inline.c
10722 * passes.c (do_per_function): Do only functions having body.
10723 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10726 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10727 Andrew Morrow <acm@google.com>
10730 * c-common.c (c_common_attribute_table): Permit deprecated
10731 attribute to take an optional argument.
10732 (handle_deprecated_attribute): If the optional argument to
10733 __attribute__((deprecated)) is not a string ignore the attribute
10734 and emit a warning.
10736 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10737 * c-typeck.c (build_component_ref): Likewise.
10738 (build_external_ref): Likewise.
10740 * toplev.c (warn_deprecated_use): Add an attribute argument.
10741 Emit the message associated with __attribute__((deprecated)).
10743 * toplev.h (warn_deprecated_use): Updated.
10745 * doc/extend.texi: Document new optional parameter to
10746 __attribute__((deprecated))
10748 2009-05-08 Michael Eager <eager@eagercon.com>
10750 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10751 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10753 2009-05-08 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/40062
10756 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10757 Avoid exponential behavior.
10759 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10761 PR rtl-optimization/33928
10763 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10764 process_uses, build_single_def_use_links): New.
10765 (update_df): Update use_def_ref.
10766 (forward_propagate_into): Use get_def_for_use instead of use-def
10768 (fwprop_init): Call build_single_def_use_links and let it initialize
10770 (fwprop_done): Free use_def_ref.
10771 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10772 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10773 df_rd_simulate_one_insn): New.
10774 (df_rd_bb_local_compute_process_def): Update head comment.
10775 (df_chain_create_bb): Use the new RD simulation functions.
10776 * df.h (df_rd_simulate_artificial_defs_at_top,
10777 df_rd_simulate_one_insn): New.
10778 * opts.c (decode_options): Enable fwprop at -O1.
10779 * doc/invoke.texi (-fforward-propagate): Document this.
10781 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10784 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10785 and one complex operand specially.
10786 * tree-complex.c (some_nonzerop): Do not identify a real value as
10787 zero if flag_signed_zeros.
10789 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10791 PR rtl-optimization/33928
10792 * loop-invariant.c (record_use): Fix && vs. || mishap.
10794 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10796 PR rtl-optimization/33928
10797 * loop-invariant.c (struct use): Add addr_use_p.
10798 (struct def): Add n_addr_uses.
10799 (struct invariant): Add cheap_address.
10800 (create_new_invariant): Set cheap_address.
10801 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10802 (record_uses): Pass df_ref to record_use.
10803 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10806 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10808 * config/sh/sh.c: Do not include c-pragma.h.
10810 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10812 * config/spu/spu.c: Remove include of c-common.h.
10814 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10817 * c-common.h (mark_valid_location_for_stdc_pragma,
10818 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10819 clear_float_const_decimal64, float_const_decimal64_p): New.
10820 * c.opt (Wunsuffixed-float-constants): New.
10821 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10822 unsuffixed float constant, handle new warning.
10823 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10824 * c-decl.c (c_scope): New flag float_const_decimal64.
10825 (set_float_const_decimal64, clear_float_const_decimal64,
10826 float_const_decimal64_p): New.
10827 (push_scope): Set new flag.
10828 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10829 to use STDC pragmas.
10830 (c_parser_external_declaration): Ditto.
10831 (c_parser_compound_statement_nostart): Ditto.
10832 * c-pragma.c (valid_location_for_stdc_pragma,
10833 mark_valid_location_for_stdc_pragma,
10834 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10835 handle_pragma_float_const_decimal64): New.
10836 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10837 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10838 set_float_const_decimal64, clear_float_const_decimal64,
10839 float_const_decimal64_p): New dummy functions.
10840 * doc/extend.texi (Decimal Float): Remove statement that the
10841 pragma, and suffix for double constants, are not supported.
10842 * doc/invoke.texi (Warning Options): List new option.
10843 (-Wunsuffixed-float-constants): New.
10845 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10847 * config/i386/i386.c: Do not include c-common.h.
10849 2009-05-07 Mark Heffernan <meheff@google.com>
10851 * doc/invoke.texi (Debugging Options): Document change of debugging
10853 * opts.c (decode_options): Make dump_base_name relative to
10854 aux_base_name directory.
10856 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10858 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10859 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10861 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10863 * Makefile.in (install-plugin): Simplify a bit.
10865 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10867 * Makefile.in (OBJS-common): Add regcprop.o.
10869 * timevar.def (TV_CPROP_REGISTERS): New.
10870 * regrename.c (regrename_optimize): Return 0.
10871 (rest_of_handle_regrename): Delete.
10872 (pass_rename_registers): Point to regrename_optimize.
10873 (struct value_data_entry, struct value_data,
10874 kill_value_one_regno, kill_value_regno, kill_value,
10875 set_value_regno, init_value_data, kill_clobbered_value,
10876 kill_set_value, kill_autoinc_value, copy_value,
10877 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10878 replace_oldest_value_reg, replace_oldest_value_addr,
10879 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10880 debug_value_data, validate_value_data): Move...
10881 * regcprop.c: ... here.
10882 (rest_of_handle_cprop): Delete.
10883 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10885 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10887 PR middle-end/40057
10888 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10889 GEN_INT for 1 << bitnum.
10890 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10891 build_int_cst_type.
10893 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10895 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10896 Remove wrong description of "nand" operation.
10898 2009-05-06 Richard Guenther <rguenther@suse.de>
10899 Adam Nemet <anemet@caviumnetworks.com>
10901 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10902 comment. Add that if LHS is not a gimple register, then RHS1 has
10903 to be a single object (GIMPLE_SINGLE_RHS).
10905 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10907 * expr.c (get_def_for_expr): Move it up in the file.
10908 (store_field): When expanding a bit-field store, look at the
10909 defining gimple stmt for the masking conversion.
10911 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10913 PR middle-end/39986
10914 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10915 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10916 32-bit memcpy into long.
10918 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10920 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10921 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10923 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10924 instead of appending DW_OP_deref*.
10926 2009-05-06 Michael Matz <matz@suse.de>
10928 PR middle-end/40021
10929 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10930 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10932 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10934 * Makefile.in (install-plugin): Fix srcdir handling.
10936 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10938 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10939 when processing for not_regs_needed bitmap.
10940 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10941 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10942 handling it for rhs.
10944 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10946 * config/i386/i386.md (unnamed inc/dec peephole): Use
10947 optimize_insn_for_size_p instead of optimize_size.
10948 * config/i386/predicates.md (incdec_operand): Likewise.
10949 (aligned_operand): Likewise.
10950 * config/i386/sse.md (divv8sf3): Likewise.
10951 (sqrtv8sf2): Likewise.
10953 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10955 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10957 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10959 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10961 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10962 ssemodesuffixf2c with avxmodesuffixf2c.
10964 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10967 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10969 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10971 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10972 (struct tree_base): Adjust spacing for 8 bit boundaries.
10973 (struct tree_decl_common): Add decl_by_reference_flag bit.
10974 (DECL_BY_REFERENCE): Adjust.
10975 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10976 print DECL_BY_REFERENCE bit.
10977 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10978 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10979 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10980 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10983 PR middle-end/39666
10984 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10985 range of the type, but default label is missing, add it with one
10986 of the existing labels instead of adding a new label for it.
10988 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10992 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10994 * Makefile.in (enable_plugin, plugin_includedir): New.
10995 (install): Depend on install-plugin.
10996 (PLUGIN_HEADERS): New.
10997 (install-plugin): New.
10998 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11000 2009-05-05 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/40022
11003 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11005 (phivn_valid_p): Fix tuplification error, simplify.
11006 (phiprop_insert_phi): Add dumps.
11007 (propagate_with_phi): Simplify.
11009 2009-05-05 Richard Guenther <rguenther@suse.de>
11011 PR middle-end/40023
11012 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11014 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11016 * tree.h (strip_float_extensions): Remove duplicate declaration.
11017 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11018 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11019 block_ultimate_origin): Rearrange the declarations line to match the
11020 comment that indicates the .c file which the functions are defined.
11021 (dwarf2out_*, set_decl_rtl): Add comment.
11022 (get_base_address): Adjust comment.
11023 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11024 declarations line and add comment.
11025 (is_builtin_name): Add blank after function name, for clarity.
11027 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11029 * attribs.c (decl_attributes): Use %qE for identifiers in
11031 * cgraphunit.c (verify_cgraph_node): Translate function names to
11032 locale character set in diagnostics.
11033 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11035 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11036 Document that functions are named in UTF-8.
11037 * expr.c (expand_expr_real_1): Translate function names to locale
11038 character set in diagnostics.
11039 * gimplify.c (omp_notice_variable, omp_is_private,
11040 gimplify_scan_omp_clauses): Use %qE for identifiers in
11042 * langhooks.c (lhd_print_error_function): Translate function names
11043 to locale character set.
11044 * langhooks.h (decl_printable_name): Document that return value is
11045 in internal character set.
11046 * stmt.c: Include pretty-print.h
11047 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11049 (resolve_operand_name_1): Translate named operand name to locale
11051 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11053 * toplev.c (announce_function): Translate function names to locale
11055 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11056 (default_tree_printer): Use pp_identifier or translate identifiers
11057 to locale character set. Mark "<anonymous>" for translation.
11058 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11059 for identifiers in diagnostics.
11060 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11062 * varasm.c (output_constructor): Use %qE for identifiers in
11065 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11067 * configure.ac: use ` ` instead of $()
11068 * configure: Regenerate.
11070 2009-05-05 Ben Elliston <bje@au.ibm.com>
11072 * config/pa/linux-atomic.c: Eliminate conditional include of
11073 errno.h on non-LP64 systems to simplify build requirements.
11075 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11077 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11079 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11080 and pass value to identifier_to_locale.
11081 (warn_variable_length_array): Make name a tree.
11082 (grokdeclarator): Separate diagnostic texts for named and unnamed
11083 declarators. Use %qE for named declarators.
11084 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11086 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11087 identifiers in diagnostics.
11088 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11089 identifier_to_locale. Mark "anonymous" strings for translation.
11091 2009-05-04 Michael Eager <eager@eagercon.com>
11093 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11094 address for DImode/DFmode only if double-precision FP regs.
11096 2009-05-04 Michael Eager <eager@eagercon.com>
11098 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11099 TARGET_SINGLE_FLOAT check.
11101 2009-05-04 Michael Eager <eager@eagercon.com>
11103 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11105 2009-05-04 Michael Eager <eager@eagercon.com>
11107 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11108 * config/rs6000/t-xilinx: New
11110 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11112 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11113 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11114 * gcc/explow.c (memory_address): Use target hook.
11115 * gcc/targhooks.c (default_legitimize_address): New.
11116 * gcc/targhooks.h (default_legitimize_address): New.
11117 * gcc/target.h (legitimize_address): New.
11118 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11119 (TARGET_INITIALIZER): Include it.
11120 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11122 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11123 * config/bfin/bfin.c (legitimize_address): Remove.
11124 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11125 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11127 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11128 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11130 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11131 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11132 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11133 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11134 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11135 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11136 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11137 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11138 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11139 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11140 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11141 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11142 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11143 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11144 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11145 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11146 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11147 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11148 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11149 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11150 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11151 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11152 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11154 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11155 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11156 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11157 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11158 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11159 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11160 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11161 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11162 (thumb_legitimize_address): Delete.
11163 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11164 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11165 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11166 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11167 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11168 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11170 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11173 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11174 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11175 * config/m32r/m32r.c (m32r_legitimize_address): New.
11176 * config/m68k/m68k.c (m68k_legitimize_address): New.
11177 * config/score/score.c (score_legitimize_address): Standardize.
11178 * config/score/score3.c (score3_legitimize_address): Standardize.
11179 * config/score/score3.h (score3_legitimize_address): Adjust.
11180 * config/score/score7.c (score7_legitimize_address): Standardize.
11181 * config/score/score7.h (score7_legitimize_address): Adjust.
11182 * config/sh/sh.c (sh_legitimize_address): New.
11183 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11185 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11186 (s390_legitimize_address): ... this.
11187 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11188 (sparc_legitimize_address): ... this.
11189 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11190 (ix86_legitimize_address): ... this.
11191 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11192 (avr_legitimize_address): ... this.
11193 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11194 (mn10300_legitimize_address): ... this.
11195 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11196 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11197 (alpha_expand_mov): Adjust call.
11199 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11200 * config/spu/spu.c (spu_legitimize_address): Likewise.
11201 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11202 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11204 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11206 * intl.c (locale_encoding, locale_utf8): New.
11207 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11208 * intl.h (locale_encoding, locale_utf8): Declare.
11209 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11210 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11212 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11214 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11215 (pp_base_tree_identifier): Declare as function.
11216 (identifier_to_locale): Declare.
11217 * Makefile.in (pretty-print.o): Update dependencies.
11218 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11220 2009-05-04 Richard Guenther <rguenther@suse.de>
11222 PR middle-end/40015
11223 * builtins.c (fold_builtin_memory_op): Do not decay to element
11224 type if the size matches the whole array.
11226 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11228 * expmed.c (synth_mult): When trying out a shift, pass the result
11231 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11233 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11234 (shiftsub1_cost): New.
11235 (init_expmed): Compute shiftsub1_cost.
11236 (synth_mult): Optimize multiplications by constants of the form
11237 -(2^^m-1) for some constant positive integer m.
11239 2009-05-03 Richard Guenther <rguenther@suse.de>
11242 * c-typeck.c (array_to_pointer_conversion): Do not built
11243 ADDR_EXPRs of arrays of pointer-to-element type.
11244 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11245 up wrong ADDR_EXPRs after-the-fact.
11246 * c-common.c (strict_aliasing_warning): Strip pointer
11247 conversions for obtaining the original type.
11248 * builtins.c (fold_builtin_memset): Handle array types.
11249 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11252 2009-05-03 Richard Guenther <rguenther@suse.de>
11254 PR middle-end/23329
11255 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11256 Do not lose casts from array types with unknown extent to array
11257 types with known extent.
11258 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11259 alias set compatibility.
11261 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11263 * flags.h (extra_warnings): Delete.
11264 * toplev.c (process_options): Handle Wuninitialized here.
11265 * opts.c (extra_warnings): Delete.
11266 (set_Wextra): Delete.
11267 (common_handle_option): -Wextra can be handled automatically.
11268 * c-opts.c (c_common_handle_option): Delete obsolete code.
11269 (c_common_post_options): Simplify comment.
11270 * common.opt (W): Add Var.
11272 (Wuninitialized): Initialize to -1.
11274 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11275 Richard Guenther <rguenther@suse.de>
11277 * expr.c (get_def_for_expr): New function.
11278 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11279 SSA rather than trees.
11280 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11281 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11283 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11285 * c-common.c (reswords): Add _Imaginary.
11286 * c-common.c (enum rid): Add RID_IMAGINARY.
11288 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11290 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11291 Patch by Richard Guenther.
11293 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11295 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11296 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11297 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11298 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11299 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11300 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11301 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11302 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11303 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11304 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11305 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11306 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11307 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11308 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11309 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11310 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11311 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11312 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11314 2009-05-02 Richard Guenther <rguenther@suse.de>
11316 PR tree-optimization/39940
11317 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11320 2009-05-02 Richard Guenther <rguenther@suse.de>
11322 PR middle-end/40001
11323 * tree-ssa.c (execute_update_addresses_taken): Properly check
11324 if we can mark a variable DECL_GIMPLE_REG_P.
11325 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11326 back to the end of the function.
11327 (is_gimple_reg_type): Remove complex type special casing.
11328 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11331 2009-05-02 Ben Elliston <bje@au.ibm.com>
11333 * doc/collect2.texi (Collect2): Document search path behaviour
11334 when configured with --with-ld.
11336 2009-05-02 Jan Hubicka <jh@suse.cz>
11338 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11339 parameter; update callers.
11340 (coalesce_cost_edge): EH edges are costier because they needs
11341 splitting even if not critical and even more costier when there are
11342 multiple EH predecestors.
11344 2009-05-02 Jan Hubicka <jh@suse.cz>
11346 * except.c (remove_eh_handler_and_replace): Handle updating after
11347 removing TRY blocks.
11349 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11351 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11353 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11355 * varasm.c: Do not include c-pragma.h.
11356 * attribs.c: Do not incude c-common.h.
11358 2009-05-01 Michael Matz <matz@suse.de>
11360 * calls.c (initialize_argument_information): Handle SSA names like
11361 decls with a non MEM_P DECL_RTL.
11363 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11365 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11366 * ipa-utils.c: Likewise.
11367 * ipa-type-escape.c: Likewise.
11368 * cgraphunit.c Do not include c-common.h.
11369 * ipa-pure-const.c: Likewise.
11370 * tree-if-conv.c: Likewise.
11371 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11372 * ipa-struct-reorg.c: Likewise.
11373 * tree-nomudflap.c: Likewise.
11374 * tree-ssa-structalias.c: Likewise.
11376 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11378 * store-motion.c: Many cleanups to make this pass a first-class
11379 citizen instead of an appendix to gcse load motion. Add TODO list
11380 to make this pass faster/cleaner/better.
11382 (struct ls_expr): Post gcse.c-split cleanups.
11383 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11384 "stores" field to "avail_stores".
11385 (pre_ldst_mems): Rename to store_motion_mems.
11386 (pre_ldst_table): Rename to store_motion_mems_table.
11387 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11388 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11389 (ldst_entry): Rename to st_expr_entry, update users.
11390 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11391 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11392 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11394 (first_ls_expr): Rename to first_st_expr, update users.
11395 (next_ls_expr): Rename to next_st_expr, update users.
11396 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11397 fields properly for store motion instead of names inherited from load
11399 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11400 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11403 (ae_kill): Rename to st_kill, update users.
11404 (ae_gen): Rename to st_avloc, update users.
11405 (transp): Rename to st_transp, update users.
11406 (pre_insert_map): Rename to st_insert_map, update users.
11407 (pre_delete_map): Rename to st_delete_map, update users.
11408 (insert_store, build_store_vectors, free_store_memory,
11409 one_store_motion_pass): Update for abovementioned changes.
11411 (gcse_subst_count, gcse_create_count): Remove.
11412 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11413 and "n_stores_created", local variables.
11415 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11418 (regvec, compute_store_table_current_insn): Remove.
11419 (reg_set_info, reg_clear_last_set): Remove.
11420 (compute_store_table): Use DF caches instead of local dataflow
11423 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11425 * c-objc-common.c (c_tree_printer): Print identifiers with
11426 pp_identifier, not pp_string. Mark "({anonymous})" for
11428 * c-pretty-print.c (pp_c_ws_string): New.
11429 (pp_c_cv_qualifier, pp_c_type_specifier,
11430 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11431 pp_c_storage_class_specifier, pp_c_function_specifier,
11432 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11433 pp_c_primary_expression, pp_c_postfix_expression,
11434 pp_c_unary_expression, pp_c_shift_expression,
11435 pp_c_relational_expression, pp_c_equality_expression,
11436 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11437 use pp_string and pp_c_ws_string in place of pp_identifier and
11438 pp_c_identifier for non-identifiers. Mark English strings for
11440 * c-pretty-print.h (pp_c_ws_string): Declare.
11442 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11443 Roland McGrath <roland@redhat.com>
11445 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11446 (ENABLE_LD_BUILDID): New configuration option.
11447 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11448 (LINK_BUILDID_SPEC): New macro.
11449 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11451 * doc/install.texi: Document --enable-linker-build-id option.
11452 * configure: Rebuild.
11453 * config.in: Rebuild.
11455 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11457 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11458 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11459 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11460 MIPS_GP_SAVE_AREA_SIZE.
11461 * config/mips/mips.c (struct mips_frame_info): Update comment
11462 before arg_pointer_offset and hard_frame_pointer_offset.
11463 (mips_compute_frame_info): Update diagram before function: to
11464 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11465 indicate the position of frame_pointer_rtx with -fstack-protector and
11466 to show args_size. Don't allocate cprestore area for leaf functions
11467 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11469 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11471 2009-04-30 Michael Matz <matz@suse.de>
11473 PR tree-optimization/39955
11474 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11476 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11478 * ira.c (setup_cover_and_important_classes): Use safe macro
11479 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11481 * genpreds.c (write_tm_preds_h): Output suitable definition of
11482 REG_CLASS_FOR_CONSTRAINT.
11484 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11486 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11488 * bitmap.c (bitmap_descriptor): Likewise.
11489 * ggc-common.c (loc_descriptor): Likewise.
11490 * varray.c (varray_descriptor): Likewise.
11491 * vec.c (vec_descriptor): Likewise.
11493 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11495 * Makefile.in (dce.o): Add $(EXCEPT_H).
11496 * dce.c: Include except.h and delete redundant vector definitions.
11497 (deletable_insn_p): Return false for non-call insns that can throw
11500 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11502 * gcse.c (ae_gen): Remove.
11503 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11504 and make non-static function to make it available in store-motion.c.
11505 Update call sites with search-and-replace.
11506 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11507 extract_mentioned_regs, extract_mentioned_regs_helper,
11508 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11509 store_killed_in_insn, store_killed_after, store_killed_before,
11510 build_store_vectors, insert_insn_start_basic_block, insert-store,
11511 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11512 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11513 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11514 * store-motion.c: ...new file. Also copy data structures from gcse.c
11515 and clean up to remove parts not used by store motion.
11516 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11517 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11519 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11522 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11523 when optimizing for size.
11525 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11527 * gcse.c (gcse_constant_p): Fix typo in last change.
11529 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11531 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11533 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11535 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11537 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11539 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11540 CONST_HIGH_PART result.
11542 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11544 * config/avr/avr.c (initial_elimination_offset): Rename to
11545 avr_initial_elimination_offset.
11546 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11547 change return type to bool.
11548 (avr_can_eliminate): New function.
11549 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11550 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11551 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11552 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11553 avr_initial_elimination_offset.
11554 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11555 (avr_initial_elimination_offset): Define.
11557 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11558 Steven Bosscher <steven@gcc.gnu.org>
11560 PR rtl-optimization/39938
11561 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11562 * cfgrtl.c: Include insn-attr.h.
11563 (rest_of_pass_free_cfg): New function.
11564 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11565 * resource.c (init_resource_info): Remove call to df_analyze.
11567 2009-04-29 Richard Guenther <rguenther@suse.de>
11570 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11571 allow conversion to signed integers.
11573 2009-04-29 Richard Guenther <rguenther@suse.de>
11575 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11576 shifts of floating point vectors if the shift amount is
11577 a constant multiple of the element size.
11579 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11580 Michael Matz <matz@suse.de>
11582 PR middle-end/39927
11584 * tree-outof-ssa.c (emit_partition_copy): New function.
11585 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11586 insert_part_to_rtx_on_edge): Perform the partition base var
11587 copy using emit_partition_copy.
11588 (insert_value_copy_on_edge): Convert constants to the right mode.
11589 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11590 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11592 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11594 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11595 scan backwards to try to find a constant to initialize it.
11597 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11598 insn before the loop_end instruction, don't look past labels.
11600 2009-04-29 Richard Guenther <rguenther@suse.de>
11602 PR middle-end/39937
11603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11604 loose type conversions.
11605 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11606 stmts only if there are no uses of its definition.
11608 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11610 * config/bfin/bfin.h (splitting_loops): Declare.
11611 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11612 Reorder bit definitions to be ascending.
11613 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11614 * config/bfin/bfin.c (splitting_loops): New variable.
11615 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11616 (struct loop_info): Remove members INIT and LOOP_INIT.
11617 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11618 the LSETUP sequence. Allow LC to be loaded from any register, but
11619 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11620 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11622 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11623 of reload_completed.
11626 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11628 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11630 * Makefile.in (PLUGIN_VERSION_H): New.
11631 (OBJS-common): Remove plugin-version.o.
11632 (plugin.o): Depend on (PLUGIN_VERSION_H).
11633 (plugin-version.o): Remove.
11634 * configure: Regenerate
11635 * configure.ac: Create plugin-version.h.
11636 * gcc-plugin.h (plugin_gcc_version): Remove.
11637 (plugin_default_version_check): Change signature.
11638 * plugin-version.c: Remove.
11639 * plugin.c: Include plugin-version.h.
11640 (str_plugin_gcc_version_name): Remove.
11641 (try_init_one_plugin): Pass gcc version to plugin_init.
11642 (plugin_default_version_check): Both gcc and plugin versions are now
11645 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11647 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11648 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11649 Remove special case testing for last insn of inner loops. Don't fail
11650 if the loop ends with a jump, emit an extra nop instead.
11652 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11653 DREGS rather than comparing directly. Remove code that tries to
11654 account for latencies.
11656 2009-04-29 Richard Guenther <rguenther@suse.de>
11658 PR tree-optimization/39941
11659 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11660 eliminating an indirect call.
11662 2009-04-29 Richard Guenther <rguenther@suse.de>
11664 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11665 parameter. Allow invariants as base if !require_lvalue.
11666 (verify_gimple_assign_single): Adjust.
11668 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11670 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11671 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11672 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11673 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11674 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11676 * config/bfin/bfin.c (bfin_expand_builtin,
11677 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11679 2009-04-28 Richard Guenther <rguenther@suse.de>
11681 * tree-vect-loop.c (get_initial_def_for_induction): Use
11682 correct types for pointer increment.
11684 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11686 * toplev.c (print_version): Update GMP version string calculation.
11688 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11690 PR rtl-optimization/39938
11691 * resource.c (init_resource_info): Add call to df_analyze.
11693 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11695 * config/alpha/alpha.md (usegp): Cast the result of
11696 alpha_find_lo_sum_using_gp to enum attr_usegp.
11697 * config/alpha/alpha.c (override_options): Remove end-of-structure
11698 marker element from cpu_table. Use array size of cpu_table to handle
11699 -mcpu and -mtune options.
11700 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11702 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11704 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11705 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11706 tune_32 and tune_64.
11707 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11708 support on PowerPC.
11709 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11710 * config/rs6000/option-defaults.h: ... here. New file.
11711 (OPT_64, OPT_32): Define.
11712 (MASK_64BIT): Define to 0 if not already defined.
11713 (OPT_ARCH64, OPT_ARCH32): Define.
11714 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11717 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11719 * config/arm/arm.c (arm_override_options): Emit error on using
11722 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11724 PR rtl-optimization/39914
11725 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11726 registers for allocnos created from user-defined variables only
11727 when not optimizing.
11729 2009-04-28 Richard Guenther <rguenther@suse.de>
11731 PR middle-end/39937
11732 * fold-const.c (fold_binary): Use distribute_real_division only
11735 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11737 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11738 add hpux-stdint.h to tm_file.
11739 (hppa[12]*-*-hpux11*): Ditto.
11740 (ia64*-*-hpux*): Ditto.
11741 * config/hpux-stdint.h: New.
11742 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11743 __STDC_EXT__ for all compiles.
11744 * config/pa/pa-hpux.h: Ditto.
11745 * config/pa/pa-hpux10.h: Ditto.
11746 * config/pa/pa-hpux11.h: Ditto.
11748 2009-04-28 Catherine Moore <clm@codesourcery.com>
11750 * debug.h (set_name): Add comment.
11752 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11755 * config/darwin.c (machopic_gen_offset): Check
11756 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11757 * config/arm/arm.c (require_pic_register): Likewise.
11759 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11761 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11762 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11763 m32c_promote_prototypes): Delete.
11765 2009-04-28 Michael Matz <matz@suse.de>
11767 PR middle-end/39922
11768 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11771 2009-04-28 Richard Guenther <rguenther@suse.de>
11773 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11775 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11777 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11778 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11779 * config/arm/arm-tune.md: Regenerate.
11781 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11783 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11784 block if there are complex incoming edges.
11785 (sel_merge_blocks): Remove useless assert.
11786 (sel_redirect_edge_and_branch): Check that edge was redirected.
11787 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11788 (sel_find_rgns): Delete declaration.
11789 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11790 the region when it is not a preheader.
11792 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11795 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11797 2009-04-28 Richard Guenther <rguenther@suse.de>
11799 * tree.h (SSA_NAME_VALUE): Remove.
11800 (struct tree_ssa_name): Remove value_handle member.
11801 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11802 array for jump threading.
11803 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11805 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11806 * tree-flow.h (threadedge_initialize_values): Declare.
11807 (threadedge_finalize_values): Likewise.
11808 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11809 (SSA_NAME_VALUE): Define.
11810 (threadedge_initialize_values): New function.
11811 (threadedge_finalize_values): Likewise.
11812 * tree-ssa-dom.c (ssa_name_values): New global variable.
11813 (SSA_NAME_VALUE): Define.
11814 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11816 2009-04-28 Ira Rosen <irar@il.ibm.com>
11818 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11819 Use REPORT_VECTORIZED_LOCATIONS instead
11820 REPORT_VECTORIZED_LOOPS.
11821 * tree-vectorizer.c (vect_verbosity_level): Make static.
11822 (vect_loop_location): Rename to vect_location.
11823 (vect_set_verbosity_level): Update comment.
11824 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11826 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11827 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11828 instead REPORT_UNVECTORIZED_LOOPS.
11829 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11830 and vect_loop_def to vect_external_def and vect_internal_def.
11831 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11832 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11833 REPORT_UNVECTORIZED_LOCATIONS.
11834 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11835 and vect_used_in_loop and to vect_unused_in_scope and
11836 vect_used_in_scope.
11837 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11838 (vect_verbosity_level): Remove declaration.
11839 (vect_analyze_operations): Likewise.
11840 (vect_analyze_stmt): Declare.
11841 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11842 REPORT_UNVECTORIZED_LOCATIONS.
11843 (vect_get_loop_niters): Fix indentation.
11844 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11845 (vect_analyze_loop_operations): New function.
11846 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11847 vect_analyze_operations.
11848 (vect_is_simple_reduction): Use new names.
11849 (vectorizable_live_operation, vect_transform_loop): Likewise.
11850 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11851 to specify whether the data references can be a part of interleaving
11853 (vect_analyze_data_ref_dependence): Use new names.
11854 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11855 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11856 * tree-vect-patterns.c (widened_name_p): Use new names.
11857 (vect_recog_dot_prod_pattern): Likewise.
11858 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11859 (process_use, vect_mark_stmts_to_be_vectorized,
11860 vect_model_simple_cost, vect_model_store_cost,
11861 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11862 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11863 vectorizable_operation, vectorizable_type_demotion,
11864 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11865 vectorizable_condition): Likewise.
11866 (vect_analyze_operations): Split into vect_analyze_loop_operations
11868 (vect_analyze_stmt): ... new function.
11869 (new_stmt_vec_info): Use new names.
11870 (vect_is_simple_use): Use new names and fix comment.
11871 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11872 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11874 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11877 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11878 and integer modes for x87 operands. Do not ICE for unsupported size,
11879 generate error instead. Generate error for unsupported operand types.
11880 ['z']: Do not handle HImode memory operands specially. Warning
11881 for floating-point operands. Fallthru to 'Z' for unsupported operand
11882 types. Do not ICE for unsupported size, generate error instead.
11883 (output_387_binary_op): Use %Z to output operands.
11884 (output_fp_compare): Ditto.
11885 (output_387_reg_move): Ditto.
11887 2009-04-28 Ben Elliston <bje@au.ibm.com>
11892 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11894 * builtins.c (c_strlen): Do not warn here.
11895 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11896 * c-common.c (pointer_int_sum): Take an explicit location.
11897 Warn about offsets out of bounds.
11898 * c-common.h (pointer_int_sum): Adjust declaration.
11900 2009-04-27 Ian Lance Taylor <iant@google.com>
11902 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11904 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11905 * df-core.c (df_set_flags): Change return type to int. Change
11906 type of old_flags to int.
11907 (df_clear_flags): Likewise.
11908 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11909 (df_get_conditional_uses): Likewise.
11910 * df.h (df_set_flags, df_clear_flags): Update declarations.
11911 * dwarf2out.c (struct indirect_string_node): Change type of form
11912 field to enum dwarf_form.
11913 (AT_string_form): Change return type to enum dwarf_form.
11914 * fixed-value.c (fixed_compare): Add cast to enum type.
11915 * fwprop.c (update_df): Change 0 to VOIDmode.
11916 * gensupport.c: Change 0 to UNKNOWN.
11917 * gimple.h (gimple_cond_code): Add cast to enum type.
11918 * haifa-sched.c (reemit_notes): Add cast to enum type.
11919 * hooks.c (hook_int_void_no_regs): Remove function.
11920 * hooks.h (hook_int_void_no_regs): Remove declaration.
11921 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11922 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11923 * real.c (real_arithmetic): Add cast to enum type.
11924 (real_compare): Likewise.
11925 * target.h (struct gcc_target): Change return type of
11926 branch_target_register_class to enum reg_class.
11927 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11928 default_branch_target_register_class.
11929 * targhooks.c (default_branch_target_register_class): New function.
11930 * targhooks.h (default_branch_target_register_class): Declare.
11931 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11932 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11934 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11936 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11937 vect_uninitialized_def. Change 0 to ERROR_MARK.
11938 * tree-vect-stmts.c (supportable_widening_operation): Don't
11939 initialize icode1 and icode2.
11940 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11941 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11943 (cmn_err_flag_specs): Change 0 to STD_C89.
11944 (cmn_err_char_table): Likewise.
11945 * config/arm/arm.c (get_arm_condition_code): Change type of code
11946 to enum arm_cond_code.
11947 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11948 (IWMMXT_BUILTIN2): Likewise.
11949 (neon_builtin_type_bits): Don't define typedef.
11950 (neon_builtin_datum): Change type of bits field to int.
11951 (arm_expand_neon_args): Add cast to enum type.
11952 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11954 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11955 casts to enum type.
11956 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11958 * config/mips/mips.md (jal_macro): Return enum constant.
11959 (single_insn): Likewise.
11960 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11962 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11963 casts to enum type.
11964 * config/s390/s390.c (s390_tune_flags): Change type to int.
11965 (s390_arch_flags): Likewise.
11966 (s390_handle_arch_option): Change flags field of struct pta to int.
11967 * config/s390/s390.h (s390_tune_flags): Update declaration.
11968 (s390_arch_flags): Likewise.
11969 * config/sh/sh.c (prepare_move_operands): Compare
11970 tls_symbolic_operand result with enum constant.
11971 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11972 (sh_expand_prologue): Add cast to enum type.
11973 (sh_expand_epilogue): Likewise.
11974 (tls_symbolic_operand): Change return type to enum tls_model.
11975 (fpscr_set_from_mem): Add cast to enum type.
11976 (legitimize_pic_address): Compare tls_symbolic_operand result with
11978 (sh_target_reg_class): Change return type to enum reg_class.
11979 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11981 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11982 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11983 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11984 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11985 (delayed_branch, tls_call_delay): Likewise.
11986 (eligible_for_sibcall_delay): Likewise.
11987 (eligible_for_return_delay): Likewise.
11988 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11989 (spu_expand_builtin_1): Likewise.
11991 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11992 for all types of conversions.
11993 (output_init_element): Issue -Wc++-compat warning if needed when
11994 initializing a bitfield with enum type.
11995 * c-parser.c (c_parser_expression): Set original_type to
11996 original_type of right hand operand of comman operator.
11998 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12000 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12002 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12003 * doc/cpp.texi (Standard Predefined Macros)
12004 (Implementation-defined behavior): Likewise.
12005 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12006 * doc/gimple.texi (GIMPLE Exception Handling)
12007 (@code{GIMPLE_ASSIGN}): Likewise.
12008 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12009 * doc/invoke.texi (Warning Options, Optimize Options)
12010 (AVR Options, Darwin Options): Likewise.
12011 (Optimize Options): Reformulate -fwhole-program description.
12012 * doc/loop.texi (Lambda): Likewise.
12013 * doc/md.texi (Output Template, Define Constraints)
12014 (Standard Names, Insn Splitting): Likewise.
12015 * doc/options.texi (Option properties): Likewise.
12016 * doc/passes.texi (Tree-SSA passes): Likewise.
12017 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12018 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12019 (File Names and DBX): Likewise.
12020 * doc/trouble.texi (Incompatibilities): Likewise.
12022 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12024 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12025 instruction is correct.
12027 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12029 Allow non-constant arguments to conversion intrinsics.
12030 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12031 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12032 * spu.c (print_operand): Handle 'v' and 'w'.
12033 (exp2_immediate_p, spu_gen_exp2): Define.
12034 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12035 spu_convtf_1): Update parameter descriptions.
12036 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12037 * constraints.md ('v', 'w'): New.
12038 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12040 (i2f, I2F): New define_mode_attr.
12041 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12042 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12043 fixuns_truncv4sfv4si2): Update to use mode attribute.
12044 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12045 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12046 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12047 patterns for combine.
12049 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12051 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12052 (cprop, hoist, pre, store_motion): New debug counters.
12053 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12054 is not an RTL pass anymore.
12055 (pass_profiling): Remove extern decl for pass removed in 2005.
12056 (pass_gcse, pass_jump_bypass): Remove.
12057 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12058 to 0 for clean state.
12059 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12060 * cse.c (gate_handle_cse_after_global_opts,
12061 rest_of_handle_cse_after_global_opts): New functions.
12062 (pass_cse_after_global_opts): New pass, does local CSE.
12063 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12064 (TV_CPROP): New timevar.
12065 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12066 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12067 (gcse_main, recompute_all_luids): Remove.
12068 (compute_hash_table_work): Call max_reg_num instead of reading
12070 (cprop_jump): Don't set run_jump_opt_after_gcse.
12071 (constprop_register): Always allow to alter jumps.
12072 (cprop_insn): Likewise.
12073 (do_local_cprop): Likewise.
12074 (local_cprop_pass): Likewise. Return non-zero if something changed.
12075 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12076 (find_implicit_sets): Add note about missed optimization opportunity.
12077 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12078 pass_rtl_cprop execute function.
12079 Don't bother tracking the pass number, each pass gets its own dumpfile
12081 Always allow to alter jumpsand bypass jumps.
12082 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12083 will just find no suitable set.
12084 (pre_edge_insert): Fix dumping, this function is for PRE only.
12085 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12086 pass_rtl_pre execute function.
12087 (hoist_code): Return non-zero if something changed. Keep track of
12088 substitutions and insertions for statistics gathering similar to PRE.
12089 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12090 called from the pass_rtl_hoist execute function. Show pass statistics.
12091 (compute_store_table): Use max_reg_num directly instead of using the
12092 formerly global max_gcse_regno.
12093 (build_store_vectors): Likewise.
12094 (replace_store_insn): Fix dumping.
12095 (store_motion): Rename to ...
12096 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12097 pass, called from the pass_rtl_store_motion execute function. Keep
12098 track of substitutions and insertions for statistics gathering similar
12100 (bypass_jumps): Remove, fold interesting bits into ...
12101 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12102 from the pass_rtl_cprop execute function.
12103 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12104 pass_jump_bypass): Remove.
12105 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12106 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12107 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12108 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12109 (gate_rtl_store_motion, execute_rtl_store_motion,
12110 pass_rtl_store_motion): New.
12111 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12112 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12113 * passes.c (init_optimization_passes): Remove pass_gcse and
12114 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12115 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12116 instead of pass_jump_bypass.
12118 2009-04-27 Richard Guenther <rguenther@suse.de>
12120 PR middle-end/39928
12121 * gimplify.c (gimplify_expr): If we are required to create
12122 a temporary make sure it ends up as register.
12124 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12127 * config/i386/i386.c (construct_container): Don't call
12128 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12129 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12131 2009-04-27 Michael Matz <matz@suse.de>
12133 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12134 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12135 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12136 (dump_replaceable_exprs): Take a bitmap.
12137 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12139 (expand_gimple_basic_block): Likewise.
12140 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12141 replaceable_expressions member a bitmap.
12142 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12143 (mark_replaceable): Likewise.
12144 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12145 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12147 2009-04-27 Richard Guenther <rguenther@suse.de>
12149 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12150 (verify_stmts): Dispatch to gimple/type verification code.
12151 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12152 issue with call argument types.
12154 2009-04-27 Michael Matz <matz@suse.de>
12156 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12157 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12160 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12161 Eric Botcazou <ebotcazou@adacore.com>
12163 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12164 a label's basic block.
12165 (mark_target_live_regs): Tidy and rework obsolete comments.
12166 Change back DF problem to LIVE. If a label starts a basic block,
12167 assume that all registers that used to be live then still are.
12168 (init_resource_info): If a label starts a basic block, set its
12169 BLOCK_FOR_INSN accordingly.
12170 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12172 2009-04-27 Richard Guenther <rguenther@suse.de>
12174 * tree-flow-inline.h (function_ann): Remove.
12175 (get_function_ann): Likewise.
12176 * tree-dfa.c (create_function_ann): Remove.
12177 * tree-flow.h (struct static_var_ann_d): Remove.
12178 (struct function_ann_d): Likewise.
12179 (union tree_ann_d): Remove fdecl member.
12180 (function_ann_t): Remove.
12181 (function_ann, get_function_ann, create_function_ann): Remove
12184 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12186 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12188 2009-04-27 Jan Hubicka <jh@suse.cz>
12190 * ipa-pure-const.c (struct funct_state_d): New fields
12191 state_previously_known, looping_previously_known; remove
12192 state_set_in_source.
12193 (analyze_function): Use new fields.
12194 (propagate): Avoid assumption that state_set_in_source imply
12197 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12198 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12199 * cfgloop.h (finite_loop_p): Declare.
12201 2009-04-26 Michael Matz <matz@suse.de>
12203 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12205 2009-04-26 Michael Matz <matz@suse.de>
12207 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12208 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12209 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12210 pass_mark_used_blocks): Remove.
12211 * tree-optimize.c (pass_free_datastructures,
12212 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12213 * passes.c (init_optimization_passes): Don't call
12214 pass_mark_used_blocks, remove dead code.
12216 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12218 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12219 * tree-ssa-live.h (register_ssa_partition): Likewise.
12221 2009-04-26 Michael Matz <matz@suse.de>
12224 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12225 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12226 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12228 (compare_pairs): Swap cost comparison.
12229 (coalesce_ssa_name): Don't use change_partition_var.
12230 * tree-nrv.c (struct nrv_data): Add modified member.
12231 (finalize_nrv_r): Set it.
12232 (tree_nrv): Use it to update statements.
12233 (pass_nrv): Require PROP_ssa.
12234 * tree-mudflap.c (mf_decl_cache_locals,
12235 mf_build_check_statement_for): Use make_rename_temp.
12236 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12237 * alias.c (find_base_decl): Handle SSA names.
12238 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12239 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12240 * rtl.h (set_reg_attrs_for_parm): Declare.
12241 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12242 to "optimized", remove unused locals at finish.
12243 (execute_free_datastructures): Make global, call
12244 delete_tree_cfg_annotations.
12245 (execute_free_cfg_annotations): Don't call
12246 delete_tree_cfg_annotations.
12248 * ssaexpand.h: New file.
12249 * expr.c (toplevel): Include ssaexpand.h.
12250 (expand_assignment): Handle SSA names the same as register variables.
12251 (expand_expr_real_1): Expand SSA names.
12252 * cfgexpand.c (toplevel): Include ssaexpand.h.
12253 (SA): New global variable.
12254 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12255 (SSAVAR): New macro.
12256 (set_rtl): New helper function.
12257 (add_stack_var): Deal with SSA names, use set_rtl.
12258 (expand_one_stack_var_at): Likewise.
12259 (expand_one_stack_var): Deal with SSA names.
12260 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12261 before unique numbers.
12262 (expand_stack_vars): Use set_rtl.
12263 (expand_one_var): Accept SSA names, add asserts for them, feed them
12264 to above subroutines.
12265 (expand_used_vars): Expand all partitions (without default defs),
12266 then only the local decls (ignoring those expanded already).
12267 (expand_gimple_cond): Remove edges when jumpif() expands an
12268 unconditional jump.
12269 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12270 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12272 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12273 members of SA; deal with PARM_DECL partitions here; expand
12274 all PHI nodes, free tree datastructures and SA. Commit instructions
12275 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12276 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12277 info and statements at start, collect garbage at finish.
12278 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12279 (VAR_ANN_PARTITION) Remove.
12280 (change_partition_var): Don't declare.
12281 (partition_to_var): Always return SSA names.
12282 (var_to_partition): Only accept SSA names.
12283 (register_ssa_partition): Only check argument.
12284 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12286 (delete_var_map): Don't free it.
12287 (var_union): Only accept SSA names, simplify.
12288 (partition_view_init): Mark only useful SSA names as used.
12289 (partition_view_fini): Only deal with SSA names.
12290 (change_partition_var): Remove.
12291 (dump_var_map): Use ssa_name instead of partition_to_var member.
12292 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12294 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12295 (struct _elim_graph): New member const_dests; nodes member vector of
12297 (set_location_for_edge): New static helper.
12298 (create_temp): Remove.
12299 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12300 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12301 (new_elim_graph): Allocate const_dests member.
12302 (clean_elim_graph): Truncate const_dests member.
12303 (delete_elim_graph): Free const_dests member.
12304 (elim_graph_size): Adapt to new type of nodes member.
12305 (elim_graph_add_node): Likewise.
12306 (eliminate_name): Likewise.
12307 (eliminate_build): Don't take basic block argument, deal only with
12308 partition numbers, not variables.
12309 (get_temp_reg): New static helper.
12310 (elim_create): Use it, deal with RTL temporaries instead of trees.
12311 (eliminate_phi): Adjust all calls to new signature.
12312 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12313 (rewrite_trees): Only do checking.
12314 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12315 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12316 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12317 contains_tree_r, MAX_STMTS_IN_LATCH,
12318 process_single_block_loop_latch, analyze_edges_for_bb,
12319 perform_edge_inserts): Remove.
12320 (expand_phi_nodes): New global function.
12321 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12322 functions, initialize new parameter, remember partitions having a
12324 (finish_out_of_ssa): New global function.
12325 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12326 don't reset in_ssa_p here, don't disable TER when mudflap.
12327 (pass_del_ssa): Remove.
12328 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12330 (execute_free_datastructures): Declare.
12331 * Makefile.in (SSAEXPAND_H): New variable.
12332 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12333 * basic-block.h (commit_one_edge_insertion): Declare.
12334 * passes.c (init_optimization_passes): Move pass_nrv and
12335 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12336 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12337 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12338 (redirect_branch_edge): Deal with super block when expanding, split
12339 out jump patching itself into ...
12340 (patch_jump_insn): ... here, new static helper.
12342 2009-04-26 Michael Matz <matz@suse.de>
12344 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12345 beyond num_ssa_names.
12346 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12347 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12349 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12351 PR inline-asm/39543
12352 * fwprop.c (forward_propagate_asm): New function.
12353 (forward_propagate_and_simplify): Propagate also into __asm, if it
12354 doesn't increase the number of referenced registers.
12357 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12359 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12361 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12362 note_nonlocal_vla_type for nonlocal VLAs.
12363 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12364 contains_remapped_vars, remap_vla_decls): New functions.
12365 (convert_nonlocal_reference_stmt): If not optimizing, call
12366 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12367 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12368 if it wasn't found in var_map.
12369 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12370 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12371 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12373 * gimplify.c (nonlocal_vlas): New variable.
12374 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12376 (gimplify_body): Create and destroy nonlocal_vlas.
12378 * dwarf2out.c (loc_descr_plus_const): New function.
12379 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12380 mem_loc_descriptor, loc_descriptor_from_tree_1,
12381 descr_info_loc, gen_variable_die): Use it.
12383 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12384 !TREE_STATIC VAR_DECLs.
12385 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12386 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12387 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12388 DECL_BY_REFERENCE is valid.
12389 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12390 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12391 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12392 Copy DECL_BY_REFERENCE.
12393 (struct nesting_copy_body_data): New type.
12394 (nesting_copy_decl): New function.
12395 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12396 if they have variable length.
12398 2009-04-26 Michael Matz <matz@suse.de>
12400 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12401 mark new temporaries for renaming.
12403 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12406 * c-decl.c (global_bindings_p): Return negative value.
12407 (c_variable_size): New. Based on variable_size from
12409 (grokdeclarator): Call c_variable_size not variable_size.
12411 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12413 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12415 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12417 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12418 Redefine it to just use mingw/include.
12419 (ASM_SPEC): Rules for -m32 and -m64.
12420 (LINK_SPEC): Use Likewise.
12421 (SPEC_32): New define.
12422 (SPEC_64): Likewise.
12423 (SUB_LINK_SPEC): Likewise.
12424 (MULTILIB_DEFAULTS): New define.
12425 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12426 Add multilib options.
12427 (MULTILIB_DIRNAMES): Likewise.
12428 (MULTILIB_OSDIRNAMES): Likewise.
12429 (LIBGCC): Likewise.
12430 (INSTALL_LIBGCC): Likewise.
12432 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12435 * c-tree.h (enum c_inline_static_type): New.
12436 (record_inline_static): Declare.
12437 * c-decl.c (struct c_inline_static, c_inline_statics,
12438 record_inline_static, check_inline_statics): New.
12439 (pop_file_scope): Call check_inline_statics.
12440 (start_decl): Call record_inline_static instead of pedwarning
12441 directly for static in inline function.
12442 * c-typeck.c (build_external_ref): Call record_inline_static
12443 instead of pedwarning directly for static referenced in inline
12446 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12448 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12449 not new but only being rescanned.
12450 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12451 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12452 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12453 record_set_info, compute_set, grealloc): Remove.
12454 (recompute_all_luids): New function.
12455 (gcse_main): Don't compute sets, and don't do related memory
12456 allocations/free-ing. If something changed before the end of the
12457 pass, update LUIDs using recompute_all_luids.
12458 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12459 (free_gcse_mem): Don't free it either.
12460 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12461 Use the df insn LUIDs.
12462 (load_killed_in_block): Likewise.
12463 (compute_hash_table_work): Don't compute reg_set_in_block.
12464 (compute_transp): Use DF_REG_DEF_CHAINs.
12465 (local_cprop_pass): Don't use compute_sets and related functions.
12466 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12467 Use get_max_uid() instead of max_cuid.
12468 (insert_insn_end_basic_block, pre_insert_copy_insn,
12469 update_ld_motion_stores): Don't try to
12470 keep reg_set tables up to date.
12471 (pre_insert_copies): Use df insn LUIDs.
12472 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12473 (reg_set_info): Don't use extra bitmap argument.
12474 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12475 information to compute regs_set_in_block.
12476 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12477 (bypass_jumps): Don't use compute_sets and friends.
12479 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12482 * opts.c (undocumented_msg): Do not leave blank even with
12485 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12487 * c-decl.c (build_enumerator): Allow values folding to integer
12488 constants but not integer constant expressions with a pedwarn if
12491 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12494 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12495 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12496 type is an integer constant.
12498 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12501 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12504 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12507 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12508 with variably modified return type and no storage class
12509 specifiers, except for the case of nested functions. Distinguish
12510 extern declarations of functions with variably modified return
12511 types from those of objects with variably modified types.
12513 2009-04-25 Jan Hubicka <jh@suse.cz>
12515 * tree.c (list_equal_p): New function.
12516 * tree.h (list_equal_p): Declare.
12517 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12518 basic_block_def, basic_block, const_basic_block): New.
12519 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12520 (redirect_eh_edge): New function.
12521 (make_eh_edge_update_phi): EH edges are not abnormal.
12522 * except.c: Include tree-flow.h.
12523 (list_match): New function.
12524 (eh_region_replaceable_by_p): New function.
12525 (replace_region): New function.
12526 (hash_type_list): New function.
12527 (hash_eh_region): New function.
12528 (eh_regions_equal_p): New function.
12529 (merge_peers): New function.
12530 (remove_unreachable_regions): Verify EH tree when checking;
12532 (copy_eh_region_1): New function.
12533 (copy_eh_region): New function.
12534 (push_reachable_handler): New function.
12535 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12536 regions without label but with live RESX.
12537 * except.h (redirect_eh_edge_to_label): New.
12538 * tree-flow.h (redirect_eh_edge): New.
12539 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12540 basic_block_def, basic_block, const_basic_block): Remove.
12541 * Makefile.in (except.o): Add dependency on tree-flow.h
12542 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12543 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12546 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12549 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12550 on the destination of memcpy.
12552 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12554 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12555 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12556 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12558 2009-04-25 Jan Hubicka <jh@suse.cz>
12560 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12561 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12562 to be reached by different label than left.
12563 (update_eh_edges): Update comment; remove edge_to_remove if possible
12564 and return true if suceeded.
12565 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12566 (cleanup_eh): Compute sharing map.
12567 * except.c (remove_eh_handler_and_replace): Add argument if we should
12569 (remove_unreachable_regions): Update for label sharing.
12570 (label_to_region_map): Likewise.
12571 (get_next_region_sharing_label): New function.
12572 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12574 (remove_eh_handler): Update.
12575 (remove_eh_region_and_replace_by_outer_of): New function.
12576 * except.h (struct eh_region): Add next_region_sharing_label.
12577 (remove_eh_region_and_replace_by_outer_of,
12578 get_next_region_sharing_label): Declare.
12579 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12581 2009-04-25 Jan Hubicka <jh@suse.cz>
12583 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12584 insert code even if they are not critical.
12586 2009-04-25 Jan Hubicka <jh@suse.cz>
12588 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12589 (gimple_can_remove_branch_p): EH edges won't remove branch by
12591 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12592 updating of non-abnormal EH edges.
12593 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12594 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12595 (split_critical_edges): Split also edges where emitting code on them
12596 will lead to splitting later.
12598 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12599 H.J. Lu <hongjiu.lu@intel.com>
12602 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12603 the configured assembler supports fildq and fistpq mnemonics.
12604 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12605 * configure: Regenerated.
12606 * config.in: Ditto.
12608 * config/i386/i386.c (print_operand): Handle 'Z'.
12609 ['z']: Remove handling of special fild/fist suffixes.
12610 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12611 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12612 suffix of fild insn.
12613 (*floatsi<mode>2_vector_mixed): Ditto.
12614 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12615 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12616 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12617 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12618 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12620 2009-04-25 Ben Elliston <bje@au.ibm.com>
12622 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12623 the source of a set operation.
12625 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12627 * target.h (struct gcc_target): Add case_values_threshold field.
12628 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12629 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12630 * targhooks.c (default_case_values_threshold): New function.
12631 * targhooks.h (default_case_values_threshold): Declare function.
12632 * stmt.c (expand_case): Use case_values_threshold target hook.
12633 * expr.h (case_values_threshold): Remove declartation.
12634 * expr.c (case_values_threshold): Remove function.
12635 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12637 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12638 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12639 (avr_case_values_threshold): Declare as static.
12640 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12642 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12643 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12644 (mn10300_case_values_threshold): New function.
12646 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12648 * ira.c (setup_cover_and_important_classes): Add enum cast.
12650 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12652 * genpreds.c (write_enum_constraint_num): Output definition of
12653 CONSTRAINT_NUM_DEFINED_P macro.
12654 * ira.c (setup_cover_and_important_classes): Use
12655 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12657 2009-04-24 DJ Delorie <dj@redhat.com>
12659 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12660 __SH2A_SINGLE_ONLY__ also.
12662 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12664 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12665 (movdf_internal): Ditto.
12666 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12667 SFmode and DFmode constants.
12668 (ia64_print_operand): Add 'G' format for printing
12669 floating point constants.
12671 2009-04-24 Richard Guenther <rguenther@suse.de>
12673 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12674 from unsigned additions.
12676 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12678 * c-typeck.c (set_init_index): Allow array designators that are
12679 not integer constant expressions with a pedwarn if pedantic.
12681 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12683 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12684 zero if no overlap in nonzero bits between the operands.
12686 2009-04-24 Ian Lance Taylor <iant@google.com>
12688 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12689 (record_dead_and_set_regs): Likewise.
12690 * df.h (struct df_mw_hardreg): Change flags field to int.
12691 (struct df_base_ref): Likewise.
12692 (struct df): Change changeable_flags field to int.
12693 * df-scan.c (df_defs_record): Change clobber_flags to int.
12694 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12695 constants rather than #define macros.
12696 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12697 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12698 (enum dwarf_calling_convention): Likewise.
12699 (enum dwarf_line_number_x_ops): Likewise.
12700 (enum dwarf_call_frame_info): Likewise.
12701 (enum dwarf_source_language): Likewise.
12702 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12703 (add_calling_convention_attribute): Likewise.
12704 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12705 (combine_comparisons): Change compcode to int. Add cast to enum type.
12706 * genrecog.c (maybe_both_true_2): Change c to int.
12707 (write_switch): Likewise. Add cast to enum type.
12708 * gimplify.c (gimplify_omp_for): Handle return values from
12709 gimplify_expr using MIN rather than bitwise or.
12710 (gimplify_expr): Add cast to enum type.
12711 * ipa-prop.c (update_jump_functions_after_inlining): Change
12712 IPA_BOTTOM to IPA_JF_UNKNOWN.
12713 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12714 Add casts to enum type.
12715 (setup_cover_and_important_classes): Change cl to int. Add casts
12717 (setup_class_translate): Change cl and mode to int.
12718 (ira_init_once): Change mode to int.
12719 (free_register_move_costs): Likewise.
12720 (setup_prohibited_mode_move_regs): Add casts to enum type.
12721 * langhooks.c (add_builtin_function_common): Rework assertion that
12722 value fits bitfield.
12723 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12724 * omega.c (omega_do_elimination): Avoid math on enum types.
12725 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12726 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12727 int local to handle integral_argment value.
12728 * regmove.c (try_auto_increment): Change PUT_MODE to
12730 * reload.c (push_secondary_reload): Add casts to enum type.
12731 (secondary_reload_class, find_valid_class): Likewise.
12732 * reload1.c (emit_input_reload_insns): Likewise.
12733 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12734 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12735 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12737 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12738 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12740 (expand_complex_libcall): Add casts to enum type.
12741 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12742 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12743 with ERROR_MARK, not NUM_TREE_CODES.
12744 (vect_create_epilog_for_reduction): Likewise.
12745 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12746 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12747 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12749 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12750 vect_unused_in_loop. Change 0 to loop_vect.
12751 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12752 * var-tracking.c (get_init_value): Change return type to enum
12754 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12755 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12757 (arm_override_options): Add casts to enum type.
12758 (arm_emit_tls_decoration): Likewise.
12759 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12761 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12762 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12763 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12765 * config/s390/s390.c (code_for_builtin_64): Change to array of
12767 (code_for_builtin_31): Likewise.
12768 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12770 * config/sparc/sparc.c (sparc_override_options): Change value
12771 field in struct code_model to enum cmodel. In initializer change
12772 0 to NULL and add cast to enum type.
12774 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12775 Change all callers. Issue a -Wc++-compat warning using
12776 lhs_origtype if necessary.
12777 (convert_for_assignment): Issue -Wc++-compat warnings about
12778 invalid conversions to enum type on assignment.
12779 * c-common.h (build_modify_expr): Update declaration.
12781 2009-04-24 Nick Clifton <nickc@redhat.com>
12783 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12784 (function_arg_advance): Likewise.
12785 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12788 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12790 * config/s390/constraints.md ('I', 'J'): Fix condition.
12792 2009-04-24 Diego Novillo <dnovillo@google.com>
12794 * gengtype-parse.c (parse_error): Add newline after message.
12796 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12798 * config/i386/sse.md (avxmodesuffixs): Removed.
12799 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12800 (*avx_pinsr<ssevecsize>): This.
12802 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12804 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12805 follow chains of regs with a single definition, and allow expressions
12806 that are function_invariant_p.
12807 (simple_rhs_p): Allow expressions that are function_invariant_p.
12809 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12811 PR middle-end/39867
12812 * fold-const.c (fold_cond_expr_with_comparison): When folding
12813 > and >= to MAX, make sure the MAX uses the same type as the
12814 comparison's operands.
12816 2009-04-24 Nick Clifton <nickc@redhat.com>
12818 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12819 addressing for DImode accesses.
12820 (frv_print_operand_address): Handle PLUS case.
12821 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12823 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12825 PR rtl-optimization/39794
12826 * alias.c (canon_true_dependence): Add x_addr argument.
12827 * rtl.h (canon_true_dependence): Adjust prototype.
12828 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12829 * cselib.c (cselib_invalidate_mem): Likewise.
12830 * gcse.c (compute_transp): Likewise.
12831 * dse.c (scan_reads_nospill): Likewise.
12832 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12833 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12834 canon_base_addr of the group, plus optional offset.
12835 (struct group_info): Rename canon_base_mem to
12837 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12838 canon_rtx of base_mem.
12840 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12842 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12843 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12845 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12847 * config/spu/spu-builtins.h: Delete file.
12849 * config/spu/spu.h (enum spu_builtin_type): Move here from
12851 (struct spu_builtin_description): Likewise. Add GTY marker.
12852 Do not use enum spu_function_code or enum insn_code.
12853 (spu_builtins): Add extern declaration.
12855 * config/spu/spu.c: Do not include "spu-builtins.h".
12856 (enum spu_function_code, enum spu_builtin_type_index,
12857 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12858 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12859 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12860 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12861 (spu_builtin_types): Make static. Add GTY marker.
12862 (spu_builtins): Add extern declaration with GTY marker.
12863 Include "gt-spu.h".
12865 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12866 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12867 Check programmatically whether all parameters are scalar.
12869 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12871 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12873 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12874 assignment from the constructor either if the target is volatile.
12876 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12878 * config/arm/arm.md (insv): Do not share operands[0].
12880 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12882 * config/vxlib-tls.c (active_tls_threads): Delete.
12883 (delete_hook_installed): New.
12884 (tls_delete_hook): Don't delete the delete hook.
12885 (tls_destructor): Delete it here.
12886 (__gthread_set_specific): Adjust installing the delete hook.
12887 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12888 __gthread_leave_tsd_dtor_context.
12890 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12892 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12894 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12896 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12898 (alpha_rtx_costs): Ditto.
12899 (emit_unlikely_jump): Use add_reg_note.
12900 (emit_frame_store_1): Ditto.
12901 (alpha_expand_prologue): Ditto.
12902 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12903 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12905 2009-04-23 Nick Clifton <nickc@redhat.com>
12907 * config/v850/v850.md (epilogue): Remove suppressed code.
12908 (return): Rename to return_simple and remove test of frame size.
12909 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12910 to gen_return_simple.
12912 2009-04-22 Jing Yu <jingyu@google.com>
12915 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12917 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12920 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12921 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12922 value is a VECTOR_CST, the element type is the element type of the
12925 2009-04-22 DJ Delorie <dj@redhat.com>
12927 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12929 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12931 * alias.c (find_base_term): Move around LO_SUM case, so that
12932 CONST falls through into PLUS/MINUS handling.
12935 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12936 into 0, use omit_one_operand.
12938 2009-04-23 Ben Elliston <bje@au.ibm.com>
12940 * config/rs6000/linux-unwind.h (get_regs): Remove type
12941 puns. Change the type of `pc' to an array of unsigned ints and
12942 update all users. Constify frame24.
12944 2009-04-22 DJ Delorie <dj@redhat.com>
12946 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12947 declarations before code.
12948 (current_function_special_page_vector): Likewise.
12949 (m32c_expand_insv): Silence a warning.
12951 2009-04-21 Taras Glek <tglek@mozilla.com>
12953 * alias.c: Update GTY annotations to new syntax.
12954 * basic-block.h: Likewise.
12955 * bitmap.h: Likewise.
12956 * c-common.h: Likewise.
12957 * c-decl.c: Likewise.
12958 * c-parser.c: Likewise.
12959 * c-pragma.c: Likewise.
12960 * c-tree.h: Likewise.
12961 * cfgloop.h: Likewise.
12962 * cgraph.h: Likewise.
12963 * config/alpha/alpha.c: Likewise.
12964 * config/arm/arm.h: Likewise.
12965 * config/avr/avr.h: Likewise.
12966 * config/bfin/bfin.c: Likewise.
12967 * config/cris/cris.c: Likewise.
12968 * config/darwin.c: Likewise.
12969 * config/frv/frv.c: Likewise.
12970 * config/i386/i386.c: Likewise.
12971 * config/i386/i386.h: Likewise.
12972 * config/i386/winnt.c: Likewise.
12973 * config/ia64/ia64.h: Likewise.
12974 * config/iq2000/iq2000.c: Likewise.
12975 * config/mips/mips.c: Likewise.
12976 * config/mmix/mmix.h: Likewise.
12977 * config/pa/pa.c: Likewise.
12978 * config/pa/pa.h: Likewise.
12979 * config/rs6000/rs6000.c: Likewise.
12980 * config/s390/s390.c: Likewise.
12981 * config/sparc/sparc.c: Likewise.
12982 * config/xtensa/xtensa.c: Likewise.
12983 * cselib.h: Likewise.
12984 * dbxout.c: Likewise.
12985 * dwarf2out.c: Likewise.
12986 * except.c: Likewise.
12987 * except.h: Likewise.
12988 * fixed-value.h: Likewise.
12989 * function.c: Likewise.
12990 * function.h: Likewise.
12991 * gimple.h: Likewise.
12992 * integrate.c: Likewise.
12993 * optabs.c: Likewise.
12994 * output.h: Likewise.
12995 * real.h: Likewise.
12997 * stringpool.c: Likewise.
12998 * tree-data-ref.c: Likewise.
12999 * tree-flow.h: Likewise.
13000 * tree-scalar-evolution.c: Likewise.
13001 * tree-ssa-address.c: Likewise.
13002 * tree-ssa-alias.h: Likewise.
13003 * tree-ssa-operands.h: Likewise.
13004 * tree.c: Likewise.
13005 * tree.h: Likewise.
13006 * varasm.c: Likewise.
13007 * varray.h: Likewise.
13009 * coretypes.h: Do not define GTY macro if it is already defined.
13010 * doc/gty.texi: Update GTY documentation to new syntax.
13011 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13012 annotations on structs.
13013 * gengtype-parse.c: Likewise.
13015 2009-04-22 Mark Heffernan <meheff@google.com>
13017 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13019 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13021 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13024 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13026 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13027 the same as a PLUS without a shift. Increase the cost of a
13030 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13032 * Makefile.in: Update dependencies.
13033 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13034 * errors.h: Remove bogus comment about compatibility.
13035 (warning): Update declaration.
13036 * genautomata.c: Update all calls to warning.
13037 * gimple.c: Do not include errors.h. Include toplev.h.
13038 * tree-ssa-structalias.c: Do not include errors.h.
13039 * omega.c: Likewise.
13040 * tree-ssa-reassoc.c: Likewise.
13041 * config/spu/spu-c.c: Likewise.
13042 * config/spu/t-spu-elf: Update dependencies.
13044 2009-04-22 Richard Guenther <rguenther@suse.de>
13046 PR tree-optimization/39824
13047 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13048 make sure the types are compatible.
13050 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13053 * c-common.c (c_parse_error): Take a token_flags parameter.
13054 Use token_type for the token type instead.
13055 Pass token_flags to cpp_type2name.
13056 * c-common.h (c_parse_error): Update declaration.
13057 * c-parser.c (c_parser_error): Pass 0 as token flags.
13059 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13061 PR rtl-optimization/39580
13062 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13064 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13066 * function.c (expand_function_end): Do not emit a jump to the "naked"
13067 return label for fall-through returns.
13068 * except.c (sjlj_emit_function_exit): Always place the call to the
13069 unregister function at the location installed by expand_function_end.
13071 2009-04-22 Richard Guenther <rguenther@suse.de>
13073 PR tree-optimization/39845
13074 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13075 (gen_inbound_check): Likewise.
13077 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13079 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13081 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13082 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13084 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13086 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13087 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13088 shift counts to avoid out-of-bounds array accesses.
13090 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13092 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13093 (Pmode): Move above.
13095 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13097 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13098 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13099 GET_CODE macro. Use IN_RANGE macro where appropriate.
13100 * config/alpha/alpha.h: Ditto.
13101 * config/alpha/alpha.md: Ditto.
13102 * config/alpha/constraints.md: Ditto.
13103 * config/alpha/predicates.md: Ditto.
13105 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13107 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13108 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13109 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13110 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13111 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13112 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13113 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13114 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13115 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13116 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13117 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13118 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13119 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13120 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13121 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13122 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13123 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13124 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13125 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13126 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13127 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13128 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13129 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13130 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13131 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13132 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13133 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13135 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13137 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13138 references from comments.
13139 * cfgbuild.c: (count_basic_blocks): Delete.
13140 (find_basic_blocks_1): Delete.
13141 (find_basic_blocks): Delete.
13142 * except.c (finish_eh_generation): Make static. Move comment from
13143 except.h here. Remove find_basic_blocks references from comments.
13144 * except.h (finish_eh_generation): Delete.
13145 * basic-block.h (find_basic_blocks): Delete.
13146 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13148 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13150 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13151 (sdbout_parms): Likewise.
13153 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13155 * config/sh/sh.c (prepare_cbranch_operands): Use
13156 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13157 (expand_cbranchdi4): Likewise.
13158 (from_compare): Add cast to enum type.
13159 (expand_cbranchsi4): Use add_reg_note.
13160 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13161 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13162 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13163 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13164 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13165 instead of CODE_FOR_nothing.
13166 (cbranchdi4): Likewise. Fix the order of arguments for
13168 (push_fpscr): Use add_reg_note.
13169 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13170 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13172 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13174 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13175 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13176 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13177 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13178 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13179 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13180 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13181 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13182 config/alpha/x-vms, config/arc/t-arc,
13183 config/arm/README-interworking, config/arm/arm-c.c,
13184 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13185 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13186 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13187 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13188 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13189 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13190 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13191 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13192 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13193 config/cris/t-elfmulti, config/crx/t-crx,
13194 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13195 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13196 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13197 config/h8300/t-h8300, config/i386/athlon.md,
13198 config/i386/darwin-libgcc.10.4.ver,
13199 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13200 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13201 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13202 config/i386/t-linux64, config/i386/t-nwld,
13203 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13204 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13205 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13206 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13207 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13208 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13209 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13210 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13211 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13212 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13213 config/m68k/t-uclinux, config/mcore/t-mcore,
13214 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13215 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13216 config/mips/crtn.asm, config/mips/irix-crti.asm,
13217 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13218 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13219 config/mips/mips-fixed.md, config/mips/sb1.md,
13220 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13221 config/mips/t-iris6, config/mips/t-isa3264,
13222 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13223 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13224 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13225 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13226 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13227 config/mn10300/t-linux, config/mn10300/t-mn10300,
13228 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13229 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13230 config/picochip/libgccExtras/clzsi2.asm,
13231 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13232 config/rs6000/darwin-libgcc.10.4.ver,
13233 config/rs6000/darwin-libgcc.10.5.ver,
13234 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13235 config/rs6000/t-aix43, config/rs6000/t-aix52,
13236 config/rs6000/t-darwin, config/rs6000/t-fprules,
13237 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13238 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13239 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13240 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13241 config/rs6000/t-rtems, config/rs6000/t-spe,
13242 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13243 config/score/t-score-elf, config/sh/divcost-analysis,
13244 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13245 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13246 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13247 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13248 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13249 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13250 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13251 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13252 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13253 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13254 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13255 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13256 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13257 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13258 * config/h8300/genmova.sh: Include copyright and license notices
13259 in generated output.
13260 * config/h8300/mova.md: Regenerate.
13261 * doc/install.texi2html: Include word "Copyright" in copyright
13262 notice and use name "Free Software Foundation, Inc.".
13263 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13264 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13265 ChangeLog-2007, ChangeLog-2008: Correct dates.
13267 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13269 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13270 NE_EXPR operations as well.
13271 * c-parser.c (c_parser_condition): Do not set location information on
13273 (c_parser_conditional_expression): Likewise.
13274 (c_parser_binary_expression): Set location information on operators.
13275 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13276 TRUTH_NOT_EXPR has been folded.
13277 * fold-const.c (fold_truth_not_expr): Copy location information from
13278 the incoming expression to the outgoing one.
13279 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13280 recursive calls on the LHS of the operator but pass that of the
13281 operator to recursive calls on the RHS of the operator. Set it
13283 (shortcut_cond_expr): Set the locus of the operator on the second
13284 COND_EXPR and that of the expression on the first in degenerate cases.
13285 Pass the locus of the expression to calls to shortcut_cond_r.
13286 Set the locus of the 'then' block on the associated jump, if any.
13287 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13288 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13289 expression to call to gimplify_boolean_expr.
13291 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13293 * config.gcc: Add additional configuration for
13294 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13295 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13296 (CPP_SPEC): Redefine for allowing -municode option.
13297 (STARTFILE_SPEC): Likewise.
13298 * config/i386/t-mingw-w64: New.
13299 * config/i386/mingw-w64.opt: New.
13300 (municode): Add new target option.
13301 * doc/invoke.texi (municode): Add documentation for new option.
13303 2009-04-21 Ian Lance Taylor <iant@google.com>
13305 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13306 Correct test for number of arguments.
13307 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13309 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13311 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13312 argument of emit_library_call.
13314 2009-04-21 Richard Guenther <rguenther@suse.de>
13316 PR middle-end/39829
13317 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13318 inside VIEW_CONVERT_EXPRs.
13320 2009-04-21 Martin Jambor <mjambor@suse.cz>
13322 * tree-switch-conversion.c (build_constructors): Split a long line.
13323 (constructor_contains_same_values_p): New function.
13324 (build_one_array): Create assigns of constants if possible, do not
13325 call mark_sym_for_renaming, call update_stmt.
13326 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13327 make_rename_temp. Do not call mark_symbols_for_renaming, call
13329 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13330 find_new_referenced_vars, call update_stmt.
13331 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13332 instead of calling make_rename_temp. Do not call
13333 find_new_referenced_vars or mark_symbols_for_renaming, call
13336 2009-04-21 Richard Guenther <rguenther@suse.de>
13338 PR tree-optimization/39827
13339 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13340 (tree_ssa_phiprop): Pass the correct array size.
13342 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13344 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13346 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13349 * c-typeck.c (lvalue_p): Move declaration ...
13350 * c-common.h (lvalue_p): ... to here.
13351 * c-common.c (candidate_equal_p): New.
13352 (add_tlist): Use it.
13353 (merge_tlist): Use it.
13354 (warn_for_collisions_1): Likewise.
13355 (warning_candidate_p): Accept more candidates.
13356 (verify_tree): A warning candidate can be an expression. Use
13359 2009-04-21 Ben Elliston <bje@au.ibm.com>
13362 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13363 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13364 options. Remove -mcall-solaris documentation.
13366 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13369 * doc/invoke.texi (-Wlong-long): Update description.
13370 * c-lex (interpret_integer): Only warn if there was no previous
13371 overflow and -Wlong-long is enabled.
13372 * c-decl.c (declspecs_add_type): Drop redundant flags.
13373 * c.opt (Wlong-long): Init to -1.
13374 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13375 and front-end warn_long_long. Wlong-long only depends on other
13376 flags if it is uninitialized.
13377 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13378 the same for CPP and FE.
13379 (restore_extension_diagnostics): Likewise.
13381 2009-04-20 Ian Lance Taylor <iant@google.com>
13383 Fix enum conversions which are invalid in C++:
13384 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13385 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13386 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13387 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13388 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13389 (dbxout_parms): Likewise.
13390 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13391 (df_clear_flags): Likewise.
13392 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13393 top_flag parameter to int.
13394 (df_chain_create_bb_process_use): Likewise.
13395 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13397 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13398 (df_ref_create_structure, df_def_record_1): Likewise.
13399 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13400 (df_notes_rescan): Change 0 to VOIDmode in function call.
13401 (df_get_call_refs, df_insn_refs_collect): Likewise.
13402 (df_bb_regs_collect): Likewise.
13403 (df_entry_block_defs_collect): Likewise.
13404 (df_exit_block_uses_collect): Likewise.
13405 * df.h: Update declarations.
13406 * double-int.c (double_int_divmod): Add cast to enum type.
13407 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13408 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13409 (based_loc_descr): Likewise.
13410 (loc_descriptor_from_tree_1): Change first_op and second_op to
13411 enum dwarf_location_atom. Add cast to enum type.
13412 * expmed.c (init_expmed): Change 0 to SET in function call.
13413 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13414 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13415 (do_store_flag): Likewise.
13416 * fixed-value.h (struct fixed_value): Change mode to enum
13418 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13419 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13421 (insert_insn_decl, insert_decl, insert_state): Likewise.
13422 (automata_list_finish): Likewise.
13423 * genrecog.c (process_define_predicate): Add cast to enum type.
13424 * gensupport.c (init_predicate_table): Add cast to enum type.
13425 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13427 (gimple_build_call_1, gimple_build_label): Likewise.
13428 (gimple_build_goto, gimple_build_asm_1): Likewise.
13429 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13430 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13431 (enum fallback): Rename from enum fallback_t.
13432 (fallback_t): Typedef as int.
13433 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13434 GSI_SAME_STMT in function call.
13435 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13437 (setup_reg_class_relations): Likewise.
13438 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13439 (setup_prohibited_class_mode_regs): Add cast to enum type.
13440 (setup_prohibited_mode_move_regs): Likewise.
13441 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13442 (record_address_regs): Change i to enum reg_class.
13443 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13444 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13445 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13446 (GET_MODE_2XWIDER_MODE): Likewise.
13447 (GET_CLASS_NARROWEST_MODE): Likewise.
13448 * omp-low.c (expand_omp_for): Add cast to enum type.
13449 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13450 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13451 * postreload.c (reload_cse_simplify_operands): Change rclass local
13453 * predict.c (combine_predictions_for_insn): Change best_predictor
13454 and predictor to enum br_predictor.
13455 (combine_predictions_for_bb): Likewise.
13456 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13457 use SET_PREDICT_EXPR_OUTCOME.
13458 * real.c (real_arithmetic): Change icode to code in function call.
13459 * reginfo.c (init_move_cost): Add casts to enum type.
13460 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13461 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13463 * reload.c (find_valid_class): Add casts to enum type.
13464 (push_reload): Change 0 to NO_REGS in function call.
13465 (find_reloads): Change this_alternative to array of enum
13466 reg_class. Remove some now-unnecessary casts.
13467 (make_memloc): Change 0 to VOIDmode in function call.
13468 * reload1.c (reload): Change 0 to VOIDmode in function call.
13469 (eliminate_regs_1, elimination_effects): Likewise.
13470 (eliminate_regs_in_insn): Likewise.
13471 (emit_input_reload_insns): Add cast to enum type.
13472 (delete_output_reload): Change 0 to VOIDmode in function call.
13473 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13474 to enum type in function call.
13475 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13476 (SET_PREDICT_EXPR_OUTCOME): Define.
13477 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13478 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13479 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13480 (dump_function): Likewise.
13481 * tree-dump.h: Update declarations.
13482 * tree-pass.h: Update declarations.
13483 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13484 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13486 (arm_rtx_costs_1): Correct parenthesization.
13487 (arm_rtx_costs): Add casts to enum type.
13488 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13489 (vfp_emit_fstmd): Use add_rg_note.
13490 (emit_multi_reg_push, emit_sfm): Likewise.
13491 (thumb_set_frame_pointer): Likewise.
13492 (arm_expand_prologue): Likewise.
13493 (arm_regno_class): Change return type to enum reg_class.
13494 (thumb1_expand_prologue): Use add_reg_note.
13495 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13496 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13498 * config/arm/gentune.sh: Add cast to enum type.
13499 * config/arm/arm-tune.md: Rebuild.
13500 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13501 (ix86_split_fp_branch, predict_jump): Likewise.
13502 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13503 insn_code to enum rtx_code.
13504 (ix86_builtin_vectorized_function): Add cast to enum type.
13505 * config/i386/i386.md (truncdfsf2): Change slot to enum
13507 (truncxf<mode>2, isinf<mode>2): Likewise.
13508 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13510 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13511 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13512 (insert_bundle_state): Change 1 to INSERT in function call.
13513 (ia64_add_bundle_selector_before): Likewise.
13514 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13515 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13516 (restore_stack_nonlocal): Likewise.
13517 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13519 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13521 (mips_rtx_costs): Likewise.
13522 (mips_override_options): Add casts to enum type.
13523 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13525 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13526 (store_reg, set_reg_plus_d): Likewise.
13527 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13528 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13530 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13532 (emit_unlikely_jump): Use add_reg_note.
13533 (rs6000_emit_allocate_stack): Likewise.
13534 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13535 (output_toc): Change 1 to INSERT in function call.
13536 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13537 (rs6000_initialize_trampoline): Likewise.
13538 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13540 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13541 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13542 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13543 (save_gprs): Use add_reg_note.
13544 (s390_emit_prologue): Likewise.
13545 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13546 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13547 (sparc_fold_builtin): Add cast to enum type.
13548 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13550 (spu_expand_prologue): Use add_reg_note.
13551 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13553 2009-04-20 Ian Lance Taylor <iant@google.com>
13555 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13556 (c_parser_postfix_expression_after_primary): Get VEC for list of
13557 arguments. Get original types of arguments. Call
13558 build_function_call_vec.
13559 (cached_expr_list_1, cached_expr_list_2): New static variables.
13560 (c_parser_expr_list): Change return type to VEC *. Add
13561 p_orig_types parameter. Change all callers.
13562 (c_parser_release_expr): New static function.
13563 (c_parser_vec_to_tree_list): New static function.
13564 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13565 call build_function_call_vec.
13566 (build_function_call_vec): New function, based on old
13567 build_function_call.
13568 (convert_arguments): Remove nargs and argarray parameters. Change
13569 values to a VEC. Add origtypes parameter.
13570 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13571 (convert_for_assignment): Add origtype parameter. Change all
13572 callers. If warn_cxx_compat, check for conversion to an enum
13573 type when calling a function.
13574 (store_init_value): Add origtype parameter. Change all callers.
13575 (digest_init): Likewise.
13576 (struct init_node): Add origtype field.
13577 (add_pending_init): Add origtype parameter. Change all callers.
13578 (output_init_element): Likewise.
13579 (output_pending_init_elements): Pass origtype from init_node to
13580 output_init_element.
13581 (process_init_element): Pass origtype from c_expr to
13582 output_init_element.
13583 (c_finish_return): Add origtype parameter. Change all callers.
13584 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13586 (sync_resolve_params): Likewise.
13587 (sync_resolve_return): Change params to first_param. Change caller.
13588 (resolve_overloaded_builtins): Change params to VEC *. Change
13589 callers. Save first parameter around call to build_function_call_vec.
13590 * c-decl.c (finish_decl): Add origtype parameter. Change all
13591 callers. Call build_function_call_vec rather than
13592 build_function_call for cleanup.
13593 * c-tree.h: Update declarations.
13594 * c-common.h: Update declarations.
13595 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13596 params to first_param.
13597 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13598 params parameter from tree to void *.
13599 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13600 Change arglist parameter to have type void *, and to be a pointer
13602 * config/rs6000/rs6000-protos.h
13603 (altivec_resolve_overloaded_builtin): Update declaration.
13604 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13605 fnargs parameter to have type void *, and to be a pointer to a
13606 VEC. Call build_function_call_vec instead of
13607 build_function_call.
13608 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13610 2009-04-20 Joey Ye <joey.ye@intel.com>
13611 Xuepeng Guo <xuepeng.guo@intel.com>
13612 H.J. Lu <hongjiu.lu@intel.com>
13614 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13616 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13617 (IX86_LEA_PRIORITY): Likewise.
13618 (distance_non_agu_define): New function.
13619 (distance_agu_use): Likewise.
13620 (ix86_lea_for_add_ok): Likewise.
13621 (ix86_dep_by_shift_count): Likewise.
13623 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13624 should split for LEA.
13626 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13628 (ix86_dep_by_shift_count): Likewise.
13630 2009-04-20 Richard Guenther <rguenther@suse.de>
13632 * expr.c (handled_component_p): Move ...
13633 * tree.h (handled_component_p): ... here.
13634 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13635 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13636 and REALPART_EXPR to be in one group.
13638 2009-04-20 Richard Guenther <rguenther@suse.de>
13640 * basic-block.h (get_all_dominated_blocks): Declare.
13641 * dominance.c (get_all_dominated_blocks): New function.
13642 * tree-cfg.c (get_all_dominated_blocks): Remove.
13643 (remove_edge_and_dominated_blocks): Adjust.
13644 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13645 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13646 instead of recursing.
13648 2009-04-20 Doug Kwan <dougkwan@google.com>
13650 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13651 (struct cgraph_node_set_def): New type.
13652 (cgraph_node_set) New type. Also declare vector functions.
13653 (struct cgraph_node_set_element_def): New type.
13654 (cgraph_node_set_element): Ditto.
13655 (cgraph_node_set_iterator): New iterator type.
13656 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13657 cgraph_node_set_remove, dump_cgraph_node_set,
13658 debug_cgraph_node_set): New prototypes.
13659 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13660 cgraph_node_set_size): New inlines.
13661 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13662 including cgraph.h.
13663 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13664 argument to function 'write_summary'.
13665 * ipa.c: Include ggc.h.
13666 (hash_cgraph_node_set_element,
13667 eq_cgraph_node_set_element, cgraph_node_set_new,
13668 cgraph_node_set_add, cgraph_node_set_remove,
13669 cgraph_node_set_find, dump_cgraph_node_set,
13670 debug_cgraph_node_set): New functions.
13671 * Makefile.in (ipa.o): Add dependency on GGC_H.
13673 2009-04-20 Ira Rosen <irar@il.ibm.com>
13675 PR tree-optimization/39675
13676 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13677 check of the return code of vect_schedule_slp. Check that
13678 stmt_vec_info still exists for the statement, before checking its
13679 vectorization type.
13681 2009-04-20 Michael Matz <matz@suse.de>
13683 * Makefile.in (generated_files): Take out $(simple_generated_c).
13685 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13687 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13688 (UINTPTR_TYPE): Likewise.
13690 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13693 * c-typeck.c (digest_init): Check for initializing an array with a
13696 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13699 * c-semantics.c (pop_stmt_list): Propagate
13700 STATEMENT_LIST_HAS_LABEL to parent statement list.
13702 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13704 * config/mips/mips.h (mips_tune_attr): New macro.
13705 * config/mips/mips.md (cpu): Use it.
13707 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13710 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13713 2009-04-19 Diego Novillo <dnovillo@google.com>
13715 * toplev.c (compile_file): Move call to coverage_finish ...
13716 * cgraphunit.c (ipa_passes): ... here.
13717 Call cgraph_process_new_functions.
13718 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13719 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13721 2009-04-19 Jan Hubicka <jh@suse.cz>
13723 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13725 (dump_cgraph_node): Dump can throw external flag.
13726 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13728 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13732 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13733 * common.opt (Wlogical-op): Move from here...
13734 * c.opt (Wlogical-op): ... to here.
13735 * c-typeck.c (parser_build_binary_op): Update call to
13736 warn_logical_operator.
13737 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13739 * c-common.c (warn_logical_op): Update.
13740 * c-common.h (warn_logical_op): Update declaration.
13742 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13744 * tree.c (protected_set_expr_location): Fix formatting.
13746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13749 * c-typeck.c (readonly_warning): new.
13750 (build_unary_op, build_modify_expr): Use readonly_warning for
13751 storing into something readonly but not const-qualified.
13753 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13756 * c-typeck.c (build_unary_op): Check for taking address of
13757 expression of type void.
13759 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13762 * c-typeck.c (build_function_call): Check for calling a function
13763 with qualified void return types. Call require_complete_type when
13766 2009-04-18 Jan Hubicka <jh@suse.cz>
13768 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13770 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13771 can_throw_external flag.
13772 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13773 * ipa-pure-const.c (ignore_edge): New function.
13774 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13775 only over can_throw_external edges.
13776 (local_pure_const): Add nothrow flag.
13777 * ipa-utils.c (searchc): Add ignore_edge callback.
13778 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13779 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13780 (set_nothrow_function_flags): Update cgraph.
13781 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13783 2009-04-18 Richard Guenther <rguenther@suse.de>
13785 PR middle-end/39804
13786 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13787 (fold_stmt): ... this and ...
13788 (fold_stmt_inplace): ... this.
13789 (fold_stmt_1): Fold references in calls and asms.
13790 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13792 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13794 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13795 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13797 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13799 * tree.c (function_args_count): Remove.
13800 * tree.h: Remove the prototype for function_args_count.
13802 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13804 * tree-iterator.c (expr_only): Remove.
13805 * tree.h: Remove the prototype for expr_only.
13807 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13809 * reginfo.c (cannot_change_mode_set_regs): Remove.
13810 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13812 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13814 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13815 whether operands 0 and 1 overlaps.
13817 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13819 PR middle-end/36902
13820 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13821 pointer. Use warning_at instead of warning.
13822 (search_for_addr_array): Likewise.
13823 (check_array_bounds): Likewise.
13824 (check_all_array_refs): Check that the incoming edge is not in the
13825 list of edges to be removed.
13826 (check_all_array_refs): Avoid the temporal pointer.
13827 (vrp_visit_cond_stmt): Fix typo.
13828 (simplify_switch_using_ranges): Handle the case where the switch
13829 index is an integer constant.
13831 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13833 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13837 * doc/extend.texi, doc/invoke.texi: Fix typos.
13839 2009-04-17 Cary Coutant <ccoutant@google.com>
13841 * tree-flow-inline.h (get_lineno): Fix inverted test.
13843 2009-04-17 Diego Novillo <dnovillo@google.com>
13845 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13846 assertion for AVAIL_OUT.
13848 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13851 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13852 * config/sh/linux-atomic.asm: Likewise.
13854 2009-04-17 Diego Novillo <dnovillo@google.com>
13856 * except.c (debug_eh_tree): New.
13857 (struct eh_region, struct eh_status): Move ...
13858 * except.h: ... here.
13859 (add_type_for_runtime): Declare extern.
13860 (lookup_type_for_runtime): Likewise.
13861 (debug_eh_tree): Declare.
13862 * Makefile.in (GTFILES): List except.h before except.c
13864 2009-04-17 Diego Novillo <dnovillo@google.com>
13866 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13867 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13868 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13869 (find_vars_r): ... here.
13870 * tree-flow.h (find_referenced_vars_in): Declare.
13871 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13872 that AVAIL_OUT exists for BLOCK.
13873 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13874 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13875 (tree-parloops.o): Likewise.
13877 2009-04-17 Simon Baldwin <simonb@google.com>
13879 * toplev.c (default_tree_printer): Add handling for %E format.
13881 2009-04-17 Diego Novillo <dnovillo@google.com>
13883 * tree-pretty-print.c (dump_generic_node): Add break after
13884 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13885 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13886 FUNCTION_TYPE together. Call print_struct_decl when printing
13887 structures and TDF_SLIM is not given.
13888 (print_struct_decl): Fix logic for detecting recursion.
13890 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13893 * gcc.c (create_at_file): New.
13894 (compile_input_file_p): New.
13895 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13896 * main.c (main): Update call to toplev_main.
13897 * toplev.c (toplev_main): Change signature. Call expandargv.
13898 * toplev.h (toplev_main): Change signature.
13900 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13902 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13903 if the latter is not constant.
13905 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13907 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13909 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13911 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13912 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13914 2009-04-17 Richard Guenther <rguenther@suse.de>
13916 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13917 Handle component references view-converting an invariant address.
13919 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13921 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13922 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13923 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13924 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13925 Use @deftypevr rather than @deftypevar.
13927 2009-04-17 Richard Guenther <rguenther@suse.de>
13929 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13930 (get_prop_source_stmt): Likewise.
13931 (can_propagate_from): Likewise.
13933 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13935 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13936 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13937 (--with-multilib-list): Add default value.
13938 * configure: Regenerate.
13939 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13940 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13941 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13942 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13943 Don't add default cpu to multilib list unnecessarily, but do enable
13944 the relevant compiler option..
13945 Add support for --with-multilib-list=<blank> and
13946 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13947 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13948 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13949 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13950 TM_MULTILIB_CONFIG.
13951 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13952 (MULTILIB_OSDIRNAMES): New variable.
13953 * config/sh/t-1e: Delete file.
13954 * config/sh/t-mlib-sh1: Delete file.
13955 * config/sh/t-mlib-sh2: Delete file.
13956 * config/sh/t-mlib-sh2a: Delete file.
13957 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13958 * config/sh/t-mlib-sh2a-single: Delete file.
13959 * config/sh/t-mlib-sh2a-single-only: Delete file.
13960 * config/sh/t-mlib-sh2e: Delete file.
13961 * config/sh/t-mlib-sh3e: Delete file.
13962 * config/sh/t-mlib-sh4: Delete file.
13963 * config/sh/t-mlib-sh4-nofpu: Delete file.
13964 * config/sh/t-mlib-sh4-single: Delete file.
13965 * config/sh/t-mlib-sh4-single-only: Delete file.
13966 * config/sh/t-mlib-sh4a: Delete file.
13967 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13968 * config/sh/t-mlib-sh4a-single: Delete file.
13969 * config/sh/t-mlib-sh4a-single-only: Delete file.
13970 * config/sh/t-mlib-sh4al: Delete file.
13971 * config/sh/t-mlib-sh5-32media: Delete file.
13972 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13973 * config/sh/t-mlib-sh5-64media: Delete file.
13974 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13975 * config/sh/t-mlib-sh5-compact: Delete file.
13976 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13977 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13978 * doc/install.texi (Options specification): Add
13979 --with-multilib-list and --with-endian.
13981 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13983 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13985 (OBJS-common): Add plugin-version.o.
13986 (plugin-version.o): New.
13987 * gcc-plugin.h (plugin_gcc_version): New.
13988 (plugin_default_version_check): New.
13989 (plugin_init_func, plugin_init): Add version argument.
13990 * plugin-version.c: New.
13991 * plugin.c (str_plugin_gcc_version_name): New.
13992 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13993 pass it to the init function.
13994 (plugin_default_version_check): New.
13996 2009-04-17 Richard Guenther <rguenther@suse.de>
13998 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13999 for decl-vs-decl disambiguation.
14001 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14003 * config/s390/s390.h (s390_tune_attr): New macro definition.
14004 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14006 2009-04-17 Richard Guenther <rguenther@suse.de>
14008 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14009 (fold_stmt_r): Likewise.
14010 (maybe_fold_reference): New function.
14011 (fold_gimple_assign): Handle cases fold_stmt_r did.
14012 (fold_stmt): Do not use fold_stmt_r.
14013 (fold_stmt_inplace): Likewise.
14015 2009-04-17 Richard Guenther <rguenther@suse.de>
14017 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14018 (record_equivalences_from_stmt): Remove useless checks and
14020 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14021 the type is already suitable.
14023 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14025 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14027 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14029 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14030 (CMPtype): Define as __gcc_CMPtype.
14032 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14034 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14035 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14037 2009-04-17 Richard Guenther <rguenther@suse.de>
14039 PR tree-optimization/39746
14040 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14041 special-casing for builtins and static variable use/def.
14042 (call_may_clobber_ref_p_1): Likewise.
14044 2009-04-16 Ian Lance Taylor <iant@google.com>
14046 * df.h: Include "timevar.h".
14047 (struct df_problem): Change tv_id field to timevar_id_t.
14048 * tree-pass.h: Include "timevar.h".
14049 (struct opt_pass): Change tv_id field to timevar_id_t.
14050 * timevar.h (timevar_id_t): Define TV_NONE.
14051 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14052 TV_NONE rather than tv_id != 0.
14053 (execute_one_pass): Likewise.
14054 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14055 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14056 dependencies to $(TREE_PASS_H).
14057 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14059 (pass_branch_target_load_optimize2): Likewise.
14060 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14061 (pass_outof_cfg_layout_mode): Likewise.
14062 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14063 (pass_rebuild_cgraph_edges): Likewise.
14064 (pass_remove_cgraph_callee_edges): Likewise.
14065 * df-core.c (pass_df_initialize_opt): Likewise.
14066 (pass_df_initialize_no_opt): Likewise.
14067 (pass_df_finish): Likewise.
14068 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14069 * except.c (pass_set_nothrow_function_flags): Likewise.
14070 (pass_convert_to_eh_region_ranges): Likewise.
14071 * final.c (pass_compute_alignments): Likewise.
14072 * function.c (pass_instantiate_virtual_regs): Likewise.
14073 (pass_init_function): Likewise.
14074 (pass_leaf_regs): Likewise.
14075 (pass_match_asm_constraints): Likewise.
14076 * gimple-low.c (pass_lower_cf): Likewise.
14077 (pass_mark_used_blocks): Likewise.
14078 * init-regs.c (pass_initialize_regs): Likewise.
14079 * integrate.c (pass_initial_value_sets): Likewise.
14080 * ira.c (pass_ira): Likewise.
14081 * jump.c (pass_cleanup_barriers): Likewise.
14082 * omp-low.c (pass_expand_omp): Likewise.
14083 (pass_lower_omp): Likewise.
14084 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14085 * recog.c (pass_split_all_insns): Likewise.
14086 (pass_split_after_reload): Likewise.
14087 (pass_split_before_regstack): Likewise.
14088 (pass_split_before_sched2): Likewise.
14089 (pass_split_for_shorten_branches): Likewise.
14090 * reginfo.c (pass_reginfo_init): Likewise.
14091 (pass_subregs_of_mode_init): Likewise.
14092 (pass_subregs_of_mode_finish): Likewise.
14093 * passes.c (pass_postreload): Likewise.
14094 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14095 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14096 (pass_warn_function_return): Likewise.
14097 (pass_warn_function_noreturn): Likewise.
14098 * tree-complex.c (pass_lower_complex): Likewise.
14099 (pass_lower_complex_O0): Likewise.
14100 * tree-if-conv.c (pass_if_conversion): Likewise.
14101 * tree-into-ssa.c (pass_build_ssa): Likewise.
14102 * tree-mudflap.c (pass_mudflap_1): Likewise.
14103 (pass_mudflap_2): Likewise.
14104 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14105 (pass_mudflap_2): Likewise.
14106 * tree-nrv.c (pass_return_slot): Likewise.
14107 * tree-object-size.c (pass_object_sizes): Likewise.
14108 * tree-optimize.c (pass_all_optimizations): Likewise.
14109 (pass_early_local_passes): Likewise.
14110 (pass_all_early_optimizations): Likewise.
14111 (pass_cleanup_cfg): Likewise.
14112 (pass_cleanup_cfg_post_optimizing): Likewise.
14113 (pass_free_datastructures): Likewise.
14114 (pass_free_cfg_annotations): Likewise.
14115 (pass_fixup_cfg): Likewise.
14116 (pass_init_datastructures): Likewise.
14117 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14118 (pass_late_warn_uninitialized): Likewise.
14119 (pass_update_address_taken): Likewise.
14120 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14121 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14122 (pass_cse_sincos): Likewise.
14123 (pass_convert_to_rsqrt): Likewise.
14124 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14125 * tree-stdarg.c (pass_stdarg): Likewise.
14126 * tree-tailcall.c (pass_tail_recursion): Likewise.
14127 (pass_tail_calls): Likewise.
14128 * tree-vect-generic.c (pass_lower_vector): Likewise.
14129 (pass_lower_vector_ssa): Likewise.
14130 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14132 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14134 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14136 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14138 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14139 logical and signext.
14141 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14144 * config/sh/predicates.md (arith_operand): Check if the operand
14145 of TRUNCATE is a REG.
14147 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14149 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14150 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14154 * tree-iterator.c (tsi_split_statement_list_after,
14155 tsi_split_statement_list_before): Remove.
14156 * tree-iterator.h: Remove the prototypes for
14157 tsi_split_statement_list_after and tsi_split_statement_list_before.
14159 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14161 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14162 * tree-ssa-propagate.h: Remove the prototype for
14163 stmt_makes_single_load.
14165 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14167 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14168 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14170 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14172 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14174 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14176 * except.c (eh_region_outer_p): Remove.
14177 * except.h: Remove the prototype for eh_region_outer_p.
14179 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14181 * function.c (current_function_assembler_name): Remove.
14182 * function.h: Remove the prototype for
14183 current_function_assembler_name.
14185 2009-04-16 Ian Lance Taylor <iant@google.com>
14187 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14188 (add_reg_note): Call alloc_reg_note.
14189 * rtl.h (alloc_reg_note): Declare.
14190 * combine.c (try_combine): Use alloc_reg_note.
14191 (recog_for_combine, move_deaths): Likewise.
14192 (distribute_notes): Use alloc_reg_note and add_reg_note.
14193 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14194 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14195 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14197 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14199 PR rtl-optimization/39762
14200 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14201 ira_may_move_out_cost): Add comments about way of their usage.
14202 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14204 * ira-conflicts.c (process_regs_for_copy): Use function
14205 ira_get_register_move_cost instead of global
14206 ira_register_move_cost.
14208 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14209 color_pass, move_spill_restore, update_curr_costs): Ditto.
14211 * ira-lives.c (process_single_reg_class_operands): Ditto.
14213 * ira-emit.c (emit_move_list): Ditto.
14215 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14216 (record_reg_classes): Ditto. Use functions
14217 ira_get_register_move_cost and ira_get_may_move_cost instead of
14218 global vars ira_register_move_cost, ira_may_move_out_cost and
14219 ira_may_move_in_cost.
14220 (record_address_regs): Don't call ira_init_register_move_cost.
14221 Use function ira_get_may_move_cost instead of global
14222 ira_may_move_in_cost.
14223 (process_bb_node_for_hard_reg_moves): Use function
14224 ira_get_register_move_cost instead of global ira_register_move_cost.
14225 (ira_costs): Don't call ira_init_register_move_cost.
14227 2009-04-16 Richard Guenther <rguenther@suse.de>
14229 * tree-cfg.c (verify_gimple_assign_binary):
14230 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14231 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14232 (create_general_new_stmt): Note that this function is broken.
14234 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14236 * common.opt (fhelp): Add Var(help_flag).
14237 * gcc-plugin.h (plugin_info): Add help.
14238 * plugin.c (plugin_name_args): Add help.
14239 (register_plugin_info): Set plugin->help.
14240 (print_help_one_plugin): New.
14241 (print_plugins_help): New.
14242 * plugin.h (print_plugins_help): New.
14243 * toplev.c (toplev_main): Call print_plugins_help if needed.
14245 2009-04-16 Richard Guenther <rguenther@suse.de>
14247 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14248 (gimple_ior_addresses_taken_1): New function.
14249 (gimple_ior_addresses_taken): Likewise.
14250 * gimple.h (struct gimple_statement_with_ops_base): Remove
14251 addresses_taken member.
14252 (gimple_ior_addresses_taken): Declare.
14253 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14254 gimple_set_addresses_taken): Remove.
14255 * ipa-reference.c (mark_address): New function.
14256 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14257 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14258 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14259 (gimple_add_to_addresses_taken): Remove.
14260 (get_tmr_operands): Call mark_address_taken.
14261 (get_asm_expr_operands): Likewise.
14262 (get_expr_operands): Likewise.
14263 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14264 (free_stmt_operands): Do not free it.
14265 * tree-ssa.c (delete_tree_ssa): Likewise.
14266 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14268 2009-04-16 Richard Guenther <rguenther@suse.de>
14270 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14271 (walk_stmt_load_store_ops): Likewise.
14272 * gimple.c (get_base_loadstore): New function.
14273 (walk_stmt_load_store_addr_ops): Likewise.
14274 (walk_stmt_load_store_ops): Likewise.
14275 * ipa-pure-const.c (check_op): Simplify.
14276 (check_load, check_store): New functions.
14277 (check_stmt): Use walk_stmt_load_store_ops.
14278 * ipa-reference.c (mark_load): Adjust signature.
14279 (mark_store): Likewise.
14280 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14282 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14284 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14285 (plugin_info): New.
14286 * opts.c (common_handle_option): Don't call print_version.
14287 * plugin.c (plugin_name_args): Add version.
14288 (register_plugin_info): New.
14289 (register_callback): Handle PLUGIN_INFO.
14290 (try_init_one_plugin): New.
14291 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14293 (finalize_one_plugin): New.
14294 (finalize_plugins): New.
14295 (print_one_plugin): New.
14296 (print_plugins_versions): New.
14297 * plugin.h (print_plugins_versions): New.
14298 (finalize_plugins): New.
14299 * toplev.c (compile_file): Don't call initialize_plugins.
14300 (print_version): Call print_plugins_versions.
14301 (toplev_main): Call initialize_plugins. Print version if needed.
14302 Call finalize_plugins.
14304 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14306 * common.opt (fversion): New.
14307 * gcc.c (print_version): New.
14308 (process_command): Don't print the version. Just set print_version.
14309 (main): Print version. Call subprocesses if print_version and
14310 verbose_flag are set.
14311 * opts.c (common_handle_option): Handle OPT_fversion.
14313 2009-04-16 Richard Guenther <rguenther@suse.de>
14314 Ira Rosen <irar@il.ibm.com>
14316 PR tree-optimization/39698
14317 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14318 type of the reduction variable. Only generate the def if
14321 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14322 make sure to first convert to an integer of the same precision.
14323 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14324 the type of the evolution correctly in computing the new
14325 induction variable base.
14327 2009-04-16 Richard Guenther <rguenther@suse.de>
14329 PR middle-end/39625
14330 * tree-cfg.c (make_blocks): Split statements with to-be
14331 abnormal SSA names on the lhs.
14333 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14335 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14336 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14337 * c-typeck.c (really_start_incremental_init): Likewise.
14338 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14339 (TARGET_INITIALIZER): Remove it.
14340 * target.h (struct target): Remove vector_opaque_p.
14341 * tree.c (build_opaque_vector_type): New.
14342 * tree.h (TYPE_VECTOR_OPAQUE): New.
14343 (build_opaque_vector_type): Declare.
14344 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14345 * config/rs6000/rs6000.c (build_opaque_vector_type,
14346 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14347 (rs6000_init_builtins): Use build_opaque_vector_type for
14348 opaque_V4SI_type_node.
14350 2009-04-15 Catherine Moore <clm@codesourcery.com>
14352 * debug.h (set_name): Declare.
14353 * dwarf2out.c (dwarf2out_set_name): Declare.
14354 (dwarf2_debug_hooks): Add set_name.
14355 (find_AT_string): New.
14356 (add_AT_string): Call find_AT_string.
14357 (dwarf2out_set_name): New.
14358 * cp/decl.c (grokdeclarator): Call set_name.
14359 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14360 * debug.c (do_nothing_debug_hooks): Likewise.
14361 * dbxout.c (dbx_debug_hooks): Likewise.
14362 * sdbout.c (sdb_debug_hooks): Likewise.
14364 2009-04-15 Michael Eager <eager@eagercon.com>
14366 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14367 reg for single-precision FPU.
14368 * config/rs6000/rs6000.md (movsi_internal1): Only for
14369 !TARGET_SINGLE_FPU.
14370 (movsi_internal1_single): New. Add pattern to move SI values to/from
14371 single-precision FP regs.
14373 2009-04-15 Richard Guenther <rguenther@suse.de>
14375 * omp-low.c (lower_rec_input_clauses): Build correct address
14377 (expand_omp_for_generic): Fix multiplication type.
14378 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14379 (generate_memset_zero): Fix types.
14380 * tree-profile.c (prepare_instrumented_value): Correctly
14383 2009-04-15 Ian Lance Taylor <iant@google.com>
14385 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14386 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14387 for -Wall and for -Wc++-compat.
14388 (c_common_post_options): For C++, set warn_enum_compare if not
14390 * c-tree.h (struct c_expr): Add field original_type.
14391 (build_external_ref): Update declaration.
14392 * c-parser.c (c_parser_braced_init): Set original_type.
14393 (c_parser_initelt): Likewise.
14394 (c_parser_expr_no_commas): Likewise.
14395 (c_parser_conditional_expression): Likewise.
14396 (c_parser_cast_expression): Likewise.
14397 (c_parser_unary_expression): Likewise. Pull setting of
14398 original_code to top of function.
14399 (c_parser_sizeof_expression): Set original_type.
14400 (c_parser_alignof_expression): Likewise.
14401 (c_parser_postfix_expression): Likewise. Pull setting of
14402 original_code to top of function.
14403 (c_parser_postfix_expression_after_paren_type): Set original_type.
14404 (c_parser_postfix_expression_after_primary): Likewise.
14405 (c_parser_expression): Likewise.
14406 * c-typeck.c (build_external_ref): Add type parameter. Change all
14408 (c_expr_sizeof_expr): Set original_type field.
14409 (parser_build_unary_op): Likewise.
14410 (parser_build_binary_op): Likewise. Optionally warn about
14411 comparisons of enums of different types.
14412 (digest_init): Set original_type field.
14413 (really_start_incremental_init): Likewise.
14414 (push_init_level, pop_init_level): Likewise.
14415 * doc/invoke.texi (Warning Options): -Wenum-compare now
14418 2009-04-15 Richard Guenther <rguenther@suse.de>
14420 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14421 out a necessary conversion.
14422 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14423 names we didn't value number.
14424 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14426 2009-04-15 Richard Guenther <rguenther@suse.de>
14428 PR tree-optimization/39764
14429 * tree-ssa-ccp.c (get_value): Canonicalize value with
14430 canonicalize_float_value.
14432 2009-04-15 Jan Hubicka <jh@suse.cz>
14434 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14435 Wrong version of patch.
14437 2009-04-15 Jan Hubicka <jh@suse.cz>
14439 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14441 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14443 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14444 our distinct integral and vector types.
14446 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14448 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14449 * init.c (build_vtbl_address): Remove call to assemble_external.
14451 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14453 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14454 output for other floating point modes.
14456 2009-04-14 Diego Novillo <dnovillo@google.com>
14458 * diagnostic.c (diagnostic_report_diagnostic): Do not
14459 warn about loaded plugins for DK_ERROR and DK_WARNING.
14460 * c-decl.c (declspecs_add_type): Move call to
14461 invoke_plugin_callbacks ...
14462 * c-parser.c (c_parser_declspecs): ... here.
14463 * plugin.c (dump_active_plugins): Tidy output.
14465 2009-04-14 Diego Novillo <dnovillo@google.com>
14466 Le-Chun Wu <lcwu@google.com>
14468 * configure.ac: Add --enable-plugin support.
14469 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14470 * Makefile.in (PLUGIN_H): Define.
14471 Export ENABLE_PLUGIN and GMPINC to site.exp.
14472 Add PLUGINLIBS to link command.
14473 Add/modify dependencies for plugin.o and files including plugin.h.
14475 * config.in: Regenerate.
14477 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14480 2009-04-14 Le-Chun Wu <lcwu@google.com>
14482 * tree-pass.h (register_one_dump_file): Add a prototype for
14483 register_one_dump_file.
14484 * toplev.c (compile_file): Call initialize_plugins.
14485 (do_compile): Call invoke_plugin_callbacks.
14486 (toplev_main): Call invoke_plugin_callbacks.
14487 * common.opt: Add -fplugin= and -fplugin-arg-.
14488 * gcc-plugin.h: New public header file for plugins to include.
14489 * plugin.c: New source file.
14490 * plugin.h: New internal header file.
14491 * passes.c (register_one_dump_file): Make it external.
14493 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14495 2009-04-14 Diego Novillo <dnovillo@google.com>
14497 * doc/plugins.texi: New.
14498 * doc/gccint.texi: Add reference to Plugins chapter.
14499 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14500 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14501 loaded plugins, if any.
14502 * timevar.def (TV_PLUGIN_INIT): Define.
14503 (TV_PLUGIN_RUN): Define.
14504 * plugin.c: Include timevar.h
14505 (plugins_active_p): New.
14506 (dump_active_plugins): New.
14507 (debug_active_plugins): New.
14509 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14511 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14513 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14515 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14517 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14518 the same as a minus without a shift.
14520 2009-04-14 Nick Clifton <nickc@redhat.com>
14522 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14523 comparisons with small integers will always produce a short
14526 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14529 2008-12-19 Diego Novillo <dnovillo@google.com>
14531 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14533 2009-04-14 Richard Guenther <rguenther@suse.de>
14535 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14537 (verify_gimple_assign_binary): Likewise. Handle shifts and
14539 (verify_gimple_phi): Print the mismatched argument position.
14540 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14542 (vect_update_init_of_dr): Likewise.
14543 * matrix-reorg.c (transform_access_sites): Do what the
14545 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14547 2009-04-13 Michael Eager <eager@eagercon.com>
14549 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14550 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14551 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14552 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14553 remove duplicate config
14555 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14557 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14558 file_name:line_number type locator of the call site.
14560 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14562 * genautomata.c: Put blank after comma.
14563 (automaton_decls): New.
14564 (struct unit_usage): Add comments to member next.
14565 (store_alt_unit_usage): Keep the list ordered.
14566 (unit_present_on_list_p, equal_alternatives_p): New.
14567 (check_regexp_units_distribution): Check units distribution
14568 correctness correctly.
14569 (main): Don't write automata if error is found. Return correct
14572 * config/m68k/cf.md (cfv4_ds): Remove.
14573 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14574 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14576 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14577 power4-load-ext, power4-store, power4-store-update,
14578 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14579 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14580 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14581 power4-sqrt, power4-isync): Modify reservation to make correct
14582 unit distribution to automata.
14584 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14585 power5-store-update, power5-two, power5-three, power5-lmul,
14586 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14588 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14590 * except.c (pass_set_nothrow_function_flags): Set name and add
14592 (set_nothrow_function_flags): Mention in the dump file when
14593 changing a function to nothrow.
14595 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14598 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14599 instead of unsigned long.
14601 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14603 * config/arm/arm.c (return_used_this_function): Remove.
14604 (arm_output_function_prologue): Remove use of
14605 return_used_this_function.
14606 (output_return_instruction): Replace use of
14607 return_used_this_function
14608 by cfun->machine->return_used_this_function.
14609 (arm_output_epilogue): Likewise.
14610 (arm_output_function_epilogue): Likewise.
14611 (thumb_unexpanded_epilogue): Likewise.
14612 * config/arm/arm.h (struct machine_function):
14613 New member return_used_this_function.
14615 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14617 * doc/install.texi: Correct description of default directory for
14618 --with-gxx-include-dir.
14620 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14622 * fold-const.c (build_range_check): Properly deal with enumeral and
14623 boolean base types.
14625 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14627 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14628 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14629 * params.h (MAX_GCSE_PASSES): Remove.
14630 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14631 in sequence. Remove ability to run multiple passes.
14632 (bypass_jumps): Report run as third CPROP pass.
14634 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14636 PR middle-end/39651
14637 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14638 when deciding whether the whole SEQUENCE can throw.
14640 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14643 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14644 offseted label references.
14646 2009-04-11 Jan Hubicka <jh@suse.cz>
14648 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14650 2009-04-11 Richard Guenther <rguenther@suse.de>
14652 PR middle-end/39732
14653 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14654 return variables as TREE_ADDRESSABLE.
14656 2009-04-11 Richard Guenther <rguenther@suse.de>
14658 PR tree-optimization/39713
14659 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14660 reference trees have SSA_NAME operands.
14662 2009-04-11 Richard Guenther <rguenther@suse.de>
14665 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14666 address expressions.
14668 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14670 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14671 match changes in Cygwin 1.7
14672 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14673 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14675 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14677 PR tree-optimization/39701
14678 * doc/invoke.texi (Optimization Options): Document change in
14679 meaning and initialization of -fdelete-null-pointer-checks.
14681 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14683 PR middle-end/39701
14684 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14686 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14689 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14691 2009-04-10 Chao-ying Fu <fu@mips.com>
14693 * doc/tm.texi (Instruction Output): Document
14694 TARGET_ASM_FINAL_POSTSCAN_INSN.
14695 * target.h (final_postscan_insn): New field in asm_out.
14696 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14697 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14698 * final.c (final_scan_insn): Call
14699 targetm.asm_out.final_postscan_insn after outputting
14700 an asm macro and a normal instruction.
14702 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14703 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14704 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14705 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14706 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14708 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14710 PR middle-end/39701
14711 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14712 variables as non-NULL even with -fdelete-null-pointer-checks.
14714 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14716 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14718 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14721 * config/i386/i386.c (classify_argument): Handle SCmode with
14722 (bit_offset % 64) != 0.
14724 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14726 * doc/invoke.texi (Optimize Options): Add cross-reference to
14727 -Q --help=optimizers examples.
14729 2009-04-10 Ben Elliston <bje@au.ibm.com>
14732 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14733 regalign for the reg == fpr and TDmode case.
14735 2009-04-09 David Ayers <ayers@fsfe.org>
14738 * objc/objc-act.c (warn_with_method): Remove helper function.
14739 (check_duplicates): Call warning and inform directly.
14740 (really_start_method): Likewise.
14742 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14744 * expmed.c (expand_divmod): Always use a comparison for a division
14745 by a large unsigned integer.
14747 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14748 for things others than variables or functions as nonzero.
14750 2009-04-09 Nick Clifton <nickc@redhat.com>
14752 * unwind-compat.c: Change copyright header to refer to version
14753 3 of the GNU General Public License with version 3.1 of the
14754 GCC Runtime Library Exception and to point readers at the
14755 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14756 * config/alpha/crtfastmath.c: Likewise.
14757 * config/alpha/linux-unwind.h: Likewise.
14758 * config/alpha/qrnnd.asm: Likewise.
14759 * config/alpha/vms-crt0-64.c: Likewise.
14760 * config/alpha/vms-crt0.c: Likewise.
14761 * config/alpha/vms-dwarf2.asm: Likewise.
14762 * config/alpha/vms-dwarf2eh.asm: Likewise.
14763 * config/alpha/vms-psxcrt0-64.c: Likewise.
14764 * config/alpha/vms-psxcrt0.c: Likewise.
14765 * config/alpha/vms_tramp.asm: Likewise.
14766 * config/arc/initfini.c: Likewise.
14767 * config/arc/lib1funcs.asm: Likewise.
14768 * config/arm/bpabi-v6m.S: Likewise.
14769 * config/arm/bpabi.S: Likewise.
14770 * config/arm/bpabi.c: Likewise.
14771 * config/arm/crti.asm: Likewise.
14772 * config/arm/crtn.asm: Likewise.
14773 * config/arm/ieee754-df.S: Likewise.
14774 * config/arm/ieee754-sf.S: Likewise.
14775 * config/arm/lib1funcs.asm: Likewise.
14776 * config/arm/libunwind.S: Likewise.
14777 * config/arm/linux-atomic.c: Likewise.
14778 * config/arm/mmintrin.h: Likewise.
14779 * config/arm/pr-support.c: Likewise.
14780 * config/arm/unaligned-funcs.c: Likewise.
14781 * config/arm/unwind-arm.c: Likewise.
14782 * config/arm/unwind-arm.h: Likewise.
14783 * config/avr/libgcc.S: Likewise.
14784 * config/bfin/crti.s: Likewise.
14785 * config/bfin/crtlibid.s: Likewise.
14786 * config/bfin/crtn.s: Likewise.
14787 * config/bfin/lib1funcs.asm: Likewise.
14788 * config/bfin/linux-unwind.h: Likewise.
14789 * config/cris/arit.c: Likewise.
14790 * config/cris/cris_abi_symbol.c: Likewise.
14791 * config/darwin-64.c: Likewise.
14792 * config/darwin-crt2.c: Likewise.
14793 * config/darwin-crt3.c: Likewise.
14794 * config/darwin.h: Likewise.
14795 * config/dbxelf.h: Likewise.
14796 * config/dfp-bit.c: Likewise.
14797 * config/dfp-bit.h: Likewise.
14798 * config/elfos.h: Likewise.
14799 * config/fixed-bit.c: Likewise.
14800 * config/fixed-bit.h: Likewise.
14801 * config/fp-bit.c: Likewise.
14802 * config/fp-bit.h: Likewise.
14803 * config/fr30/crti.asm: Likewise.
14804 * config/fr30/crtn.asm: Likewise.
14805 * config/fr30/lib1funcs.asm: Likewise.
14806 * config/freebsd-spec.h: Likewise.
14807 * config/frv/cmovd.c: Likewise.
14808 * config/frv/cmovh.c: Likewise.
14809 * config/frv/cmovw.c: Likewise.
14810 * config/frv/frvbegin.c: Likewise.
14811 * config/frv/frvend.c: Likewise.
14812 * config/frv/lib1funcs.asm: Likewise.
14813 * config/glibc-stdint.h: Likewise.
14814 * config/h8300/clzhi2.c: Likewise.
14815 * config/h8300/crti.asm: Likewise.
14816 * config/h8300/crtn.asm: Likewise.
14817 * config/h8300/ctzhi2.c: Likewise.
14818 * config/h8300/fixunssfsi.c: Likewise.
14819 * config/h8300/lib1funcs.asm: Likewise.
14820 * config/h8300/parityhi2.c: Likewise.
14821 * config/h8300/popcounthi2.c: Likewise.
14822 * config/i386/ammintrin.h: Likewise.
14823 * config/i386/att.h: Likewise.
14824 * config/i386/avxintrin.h: Likewise.
14825 * config/i386/biarch64.h: Likewise.
14826 * config/i386/bmmintrin.h: Likewise.
14827 * config/i386/cpuid.h: Likewise.
14828 * config/i386/cross-stdarg.h: Likewise.
14829 * config/i386/crtfastmath.c: Likewise.
14830 * config/i386/crtprec.c: Likewise.
14831 * config/i386/cygming-crtbegin.c: Likewise.
14832 * config/i386/cygming-crtend.c: Likewise.
14833 * config/i386/cygwin.asm: Likewise.
14834 * config/i386/emmintrin.h: Likewise.
14835 * config/i386/gmm_malloc.h: Likewise.
14836 * config/i386/gthr-win32.c: Likewise.
14837 * config/i386/i386.h: Likewise.
14838 * config/i386/immintrin.h: Likewise.
14839 * config/i386/linux-unwind.h: Likewise.
14840 * config/i386/linux64.h: Likewise.
14841 * config/i386/mm3dnow.h: Likewise.
14842 * config/i386/mmintrin-common.h: Likewise.
14843 * config/i386/mmintrin.h: Likewise.
14844 * config/i386/nmmintrin.h: Likewise.
14845 * config/i386/pmm_malloc.h: Likewise.
14846 * config/i386/pmmintrin.h: Likewise.
14847 * config/i386/smmintrin.h: Likewise.
14848 * config/i386/sol2-c1.asm: Likewise.
14849 * config/i386/sol2-ci.asm: Likewise.
14850 * config/i386/sol2-cn.asm: Likewise.
14851 * config/i386/sol2-gc1.asm: Likewise.
14852 * config/i386/tmmintrin.h: Likewise.
14853 * config/i386/unix.h: Likewise.
14854 * config/i386/w32-unwind.h: Likewise.
14855 * config/i386/wmmintrin.h: Likewise.
14856 * config/i386/x86-64.h: Likewise.
14857 * config/i386/x86intrin.h: Likewise.
14858 * config/i386/xmmintrin.h: Likewise.
14859 * config/ia64/crtbegin.asm: Likewise.
14860 * config/ia64/crtend.asm: Likewise.
14861 * config/ia64/crtfastmath.c: Likewise.
14862 * config/ia64/crti.asm: Likewise.
14863 * config/ia64/crtn.asm: Likewise.
14864 * config/ia64/fde-glibc.c: Likewise.
14865 * config/ia64/lib1funcs.asm: Likewise.
14866 * config/ia64/linux-unwind.h: Likewise.
14867 * config/ia64/quadlib.c: Likewise.
14868 * config/ia64/unwind-ia64.c: Likewise.
14869 * config/linux.h: Likewise.
14870 * config/m32c/m32c-lib1.S: Likewise.
14871 * config/m32c/m32c-lib2-trapv.c: Likewise.
14872 * config/m32c/m32c-lib2.c: Likewise.
14873 * config/m32r/initfini.c: Likewise.
14874 * config/m68hc11/larith.asm: Likewise.
14875 * config/m68hc11/m68hc11-crt0.S: Likewise.
14876 * config/m68k/cf.md: Likewise.
14877 * config/m68k/crti.s: Likewise.
14878 * config/m68k/crtn.s: Likewise.
14879 * config/m68k/lb1sf68.asm: Likewise.
14880 * config/m68k/linux-unwind.h: Likewise.
14881 * config/mcore/crti.asm: Likewise.
14882 * config/mcore/crtn.asm: Likewise.
14883 * config/mcore/lib1.asm: Likewise.
14884 * config/mips/linux-unwind.h: Likewise.
14885 * config/mips/loongson.h: Likewise.
14886 * config/mips/mips16.S: Likewise.
14887 * config/mmix/crti.asm: Likewise.
14888 * config/mmix/crtn.asm: Likewise.
14889 * config/pa/fptr.c: Likewise.
14890 * config/pa/hpux-unwind.h: Likewise.
14891 * config/pa/lib2funcs.asm: Likewise.
14892 * config/pa/linux-atomic.c: Likewise.
14893 * config/pa/linux-unwind.h: Likewise.
14894 * config/pa/milli64.S: Likewise.
14895 * config/pa/quadlib.c: Likewise.
14896 * config/pa/stublib.c: Likewise.
14897 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14898 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14899 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14900 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14901 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14902 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14903 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14904 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14905 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14906 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14907 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14908 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14909 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14910 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14911 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14912 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14913 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14914 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14915 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14916 * config/rs6000/750cl.h: Likewise.
14917 * config/rs6000/altivec.h: Likewise.
14918 * config/rs6000/biarch64.h: Likewise.
14919 * config/rs6000/crtresfpr.asm: Likewise.
14920 * config/rs6000/crtresgpr.asm: Likewise.
14921 * config/rs6000/crtresxfpr.asm: Likewise.
14922 * config/rs6000/crtresxgpr.asm: Likewise.
14923 * config/rs6000/crtsavfpr.asm: Likewise.
14924 * config/rs6000/crtsavgpr.asm: Likewise.
14925 * config/rs6000/darwin-asm.h: Likewise.
14926 * config/rs6000/darwin-fallback.c: Likewise.
14927 * config/rs6000/darwin-fpsave.asm: Likewise.
14928 * config/rs6000/darwin-ldouble.c: Likewise.
14929 * config/rs6000/darwin-tramp.asm: Likewise.
14930 * config/rs6000/darwin-unwind.h: Likewise.
14931 * config/rs6000/darwin-vecsave.asm: Likewise.
14932 * config/rs6000/darwin-world.asm: Likewise.
14933 * config/rs6000/e500crtres32gpr.asm: Likewise.
14934 * config/rs6000/e500crtres64gpr.asm: Likewise.
14935 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14936 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14937 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14938 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14939 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14940 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14941 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14942 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14943 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14944 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14945 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14946 * config/rs6000/eabi-ci.asm: Likewise.
14947 * config/rs6000/eabi-cn.asm: Likewise.
14948 * config/rs6000/eabi.asm: Likewise.
14949 * config/rs6000/linux-unwind.h: Likewise.
14950 * config/rs6000/linux64.h: Likewise.
14951 * config/rs6000/paired.h: Likewise.
14952 * config/rs6000/paired.md: Likewise.
14953 * config/rs6000/ppc64-fp.c: Likewise.
14954 * config/rs6000/ppu_intrinsics.h: Likewise.
14955 * config/rs6000/rs6000.h: Likewise.
14956 * config/rs6000/si2vmx.h: Likewise.
14957 * config/rs6000/sol-ci.asm: Likewise.
14958 * config/rs6000/sol-cn.asm: Likewise.
14959 * config/rs6000/spe.h: Likewise.
14960 * config/rs6000/spu2vmx.h: Likewise.
14961 * config/rs6000/sysv4.h: Likewise.
14962 * config/rs6000/tramp.asm: Likewise.
14963 * config/rs6000/vec_types.h: Likewise.
14964 * config/s390/linux-unwind.h: Likewise.
14965 * config/s390/tpf-unwind.h: Likewise.
14966 * config/score/crti.asm: Likewise.
14967 * config/score/crtn.asm: Likewise.
14968 * config/sh/crt1.asm: Likewise.
14969 * config/sh/crti.asm: Likewise.
14970 * config/sh/crtn.asm: Likewise.
14971 * config/sh/divtab-sh4-300.c: Likewise.
14972 * config/sh/divtab-sh4.c: Likewise.
14973 * config/sh/divtab.c: Likewise.
14974 * config/sh/lib1funcs-4-300.asm: Likewise.
14975 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14976 * config/sh/lib1funcs.asm: Likewise.
14977 * config/sh/lib1funcs.h: Likewise.
14978 * config/sh/linux-atomic.asm: Likewise.
14979 * config/sh/linux-unwind.h: Likewise.
14980 * config/sh/shmedia.h: Likewise.
14981 * config/sh/sshmedia.h: Likewise.
14982 * config/sh/ushmedia.h: Likewise.
14983 * config/sparc/crtfastmath.c: Likewise.
14984 * config/sparc/linux-unwind.h: Likewise.
14985 * config/sparc/sol2-c1.asm: Likewise.
14986 * config/sparc/sol2-ci.asm: Likewise.
14987 * config/sparc/sol2-cn.asm: Likewise.
14988 * config/spu/divmodti4.c: Likewise.
14989 * config/spu/divv2df3.c: Likewise.
14990 * config/spu/float_disf.c: Likewise.
14991 * config/spu/float_unsdidf.c: Likewise.
14992 * config/spu/float_unsdisf.c: Likewise.
14993 * config/spu/float_unssidf.c: Likewise.
14994 * config/spu/mfc_multi_tag_release.c: Likewise.
14995 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14996 * config/spu/mfc_tag_release.c: Likewise.
14997 * config/spu/mfc_tag_reserve.c: Likewise.
14998 * config/spu/mfc_tag_table.c: Likewise.
14999 * config/spu/multi3.c: Likewise.
15000 * config/spu/spu_internals.h: Likewise.
15001 * config/spu/spu_intrinsics.h: Likewise.
15002 * config/spu/spu_mfcio.h: Likewise.
15003 * config/spu/vec_types.h: Likewise.
15004 * config/spu/vmx2spu.h: Likewise.
15005 * config/stormy16/stormy16-lib2.c: Likewise.
15006 * config/svr4.h: Likewise.
15007 * config/sync.c: Likewise.
15008 * config/v850/lib1funcs.asm: Likewise.
15009 * config/vxlib-tls.c: Likewise.
15010 * config/vxlib.c: Likewise.
15011 * config/vxworks-dummy.h: Likewise.
15012 * config/xtensa/crti.asm: Likewise.
15013 * config/xtensa/crtn.asm: Likewise.
15014 * config/xtensa/ieee754-df.S: Likewise.
15015 * config/xtensa/ieee754-sf.S: Likewise.
15016 * config/xtensa/lib1funcs.asm: Likewise.
15017 * config/xtensa/lib2funcs.S: Likewise.
15018 * config/xtensa/linux-unwind.h: Likewise.
15019 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15020 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15021 * coretypes.h: Likewise.
15022 * crtstuff.c: Likewise.
15023 * defaults.h: Likewise.
15024 * dwarf2.h: Likewise.
15025 * emutls.c: Likewise.
15026 * gbl-ctors.h: Likewise.
15027 * gcov-io.h: Likewise.
15028 * ginclude/float.h: Likewise.
15029 * ginclude/iso646.h: Likewise.
15030 * ginclude/stdarg.h: Likewise.
15031 * ginclude/stdbool.h: Likewise.
15032 * ginclude/stddef.h: Likewise.
15033 * ginclude/stdfix.h: Likewise.
15034 * ginclude/stdint-gcc.h: Likewise.
15035 * ginclude/tgmath.h: Likewise.
15036 * gthr-aix.h: Likewise.
15037 * gthr-dce.h: Likewise.
15038 * gthr-gnat.c: Likewise.
15039 * gthr-gnat.h: Likewise.
15040 * gthr-lynx.h: Likewise.
15041 * gthr-mipssde.h: Likewise.
15042 * gthr-nks.h: Likewise.
15043 * gthr-posix.c: Likewise.
15044 * gthr-posix.h: Likewise.
15045 * gthr-posix95.h: Likewise.
15046 * gthr-rtems.h: Likewise.
15047 * gthr-single.h: Likewise.
15048 * gthr-solaris.h: Likewise.
15049 * gthr-tpf.h: Likewise.
15050 * gthr-vxworks.h: Likewise.
15051 * gthr-win32.h: Likewise.
15052 * gthr.h: Likewise.
15053 * libgcc2.c: Likewise.
15054 * libgcc2.h: Likewise.
15055 * libgcov.c: Likewise.
15056 * tsystem.h: Likewise.
15057 * typeclass.h: Likewise.
15058 * unwind-c.c: Likewise.
15059 * unwind-compat.h: Likewise.
15060 * unwind-dw2-fde-compat.c: Likewise.
15061 * unwind-dw2-fde-darwin.c: Likewise.
15062 * unwind-dw2-fde-glibc.c: Likewise.
15063 * unwind-dw2-fde.c: Likewise.
15064 * unwind-dw2-fde.h: Likewise.
15065 * unwind-dw2.c: Likewise.
15066 * unwind-dw2.h: Likewise.
15067 * unwind-generic.h: Likewise.
15068 * unwind-pe.h: Likewise.
15069 * unwind-sjlj.c: Likewise.
15070 * unwind.inc: Likewise.
15071 * config/arm/neon-gen.ml: Change generated copyright header to
15072 refer to version 3 of the GNU General Public License with
15073 version 3.1 of the GCC Runtime Library Exception and to point
15074 readers at the COPYING3 and COPYING3.RUNTIME files and the
15075 FSF's license web page.
15076 * config/arm/arm_neon.h: Regenerate.
15078 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15080 * config/cris/cris.md: Change copyright header to refer to version
15081 3 of the GNU General Public License.
15082 * doc/install.texi2html: Change copyright header to refer to version
15083 3 of the GNU General Public License and to point readers at the
15084 COPYING3 file and the FSF's license web page.
15085 * config/vax/linux.h: Likewise.
15087 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15089 * config/i386/i386.md (cmpcc): New.
15090 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15091 (sync_compare_and_swap_cc*): Delete.
15093 * config/s390/s390.c (s390_compare_emitted): Remove.
15094 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15095 s390_compare_emitted used to be handled. Assert that modes match.
15096 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15097 refer to sync_compare_and_swap_ccsi.
15098 * config/s390/s390.h (s390_compare_emitted): Remove.
15099 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15100 instead of s390_compare_emitted.
15101 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15102 instead of s390_compare_emitted.
15103 * config/s390/s390.md (cmpcc): New.
15104 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15105 CC_REGNUM, do not pretend it's set.
15106 (sync_compare_and_swap_cc*): Delete.
15107 * config/s390/predicates.md (cc_reg_operand): New.
15109 * expr.c (sync_compare_and_swap_cc): Delete.
15110 * optabs.h (sync_compare_and_swap_cc): Delete.
15111 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15112 is being used with can_compare_p.
15113 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15114 (find_cc_set): New.
15115 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15116 look for a MODE_CC set instead. Use emit_store_flag.
15117 (expand_compare_and_swap_loop): Likewise, with some additional
15118 complication to avoid a force_reg when useless. Use
15119 emit_cmp_and_jump_insns.
15120 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15121 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15122 sync_compare_and_swap documentation.
15124 2009-04-09 Jan Hubicka <jh@suse.cz>
15126 * except.c (find_prev_try): Break out from ....
15127 (duplicate_eh_regions): ... here; properly update prev_try pointers
15128 when duplication part of tree.
15129 (dump_eh_tree): Improve dumping.
15130 (verify_eh_region): New.
15131 (verify_eh_tree): Use it.
15133 2009-04-06 Richard Guenther <rguenther@suse.de>
15135 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15136 &ARRAY addresses by adjusting their types and prepending
15138 * tree-cfg.c (verify_gimple_assign_single): Verify that
15139 addresses are correct.
15141 2009-04-09 Richard Guenther <rguenther@suse.de>
15143 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15144 indices into an array reference if possible.
15145 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15146 Fold POINTER_PLUS_EXPR statements with invariant address.
15148 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15151 * config.gcc (powerpc64-*-linux*): Always build biarch.
15153 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15156 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15157 it and pedwarn if this results in an INTEGER_CST.
15159 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15161 * doc/install.texi: Update minimum GMP version. Remove obsolete
15162 text in MPFR section.
15164 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15166 * dwarf2out.c (class_scope_p): New static inline.
15167 (class_or_namespace_scope_p): Use it.
15168 (gen_variable_die): Use DW_TAG_member tag for static data member
15169 declarations instead of DW_TAG_variable.
15171 PR middle-end/39573
15172 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15175 2009-04-08 Richard Guenther <rguenther@suse.de>
15177 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15178 valueize random data.
15180 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15182 * config.gcc (aix tm_file): Add aix-stdint.h.
15183 (aix tm clause use_gcc_stdint): Set to wrap.
15184 * config/rs6000/aix-stdint.h: New file.
15186 2009-04-08 Richard Guenther <rguenther@suse.de>
15188 PR middle-end/36291
15189 * tree-dfa.c (add_referenced_var): Do not recurse into
15190 global initializers.
15191 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15193 (fold_const_aggregate_ref): Likewise.
15195 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15197 * recog.c (ordered_comparison_operator): New.
15198 * gensupport.c (std_preds): Add it.
15199 * doc/md.texi (Machine-Independent Predicates): Document it.
15201 2009-04-08 Jan Hubicka <jh@suse.cz>
15203 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15204 * function.h (rtl_eh): Remove exception_handler_label_map.
15205 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15206 remove_exception_handler_label, for_each_eh_label_1): Remove.
15207 (rtl_remove_unreachable_regions): Remove.
15208 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15209 (find_exception_handler_labels): Don't build the hashtable.
15210 (maybe_remove_eh_handler): Remove.
15211 (for_each_eh_label): Rewrite to walk the tree.
15212 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15213 * except.h (maybe_remove_eh_handler): Remove.
15214 * passes.c (init_optimization_passes): Schedule second EH cleanup
15216 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15217 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15219 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15221 * genoutput.c (validate_optab_operands): New.
15222 (gen_insn, gen_expand): Call it.
15224 * genflags.c (gen_insn): Detect misused iterators.
15225 (main): Pass line_no to gen_insn, exit with status 1 on error.
15227 * genextract.c (line_no): Make global.
15228 (VEC_safe_set_locstr): Change assertion to error message.
15229 (main): Exit with status 1 on error.
15231 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15235 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15236 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15237 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15238 * c-convert.c (convert): Do not call fold on results of conversion
15239 functions when the result is a C_MAYBE_CONST_EXPR.
15240 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15241 of __builtin_choose_expr.
15242 * c-typeck.c (remove_c_maybe_const_expr): New.
15243 (build_unary_op, build_conditional_expr, build_compound_expr,
15244 build_binary_op, c_objc_common_truthvalue_conversion): Call
15245 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15248 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15250 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15251 CODE to produce a new one. Add a prototype to use fold_convert_const
15253 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15256 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15257 mix declarations and code.
15259 2009-04-08 Ben Elliston <bje@au.ibm.com>
15261 * gcc.c: Replace `CC' with `GCC' throughout.
15263 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15265 * doc/invoke.texi: Document Atom support.
15267 2009-04-07 Jason Merrill <jason@redhat.com>
15270 * c-common.h, c-common.c: Add flag_pretty_templates.
15271 * c-opts.c (c_common_handle_option): Set it.
15272 * c.opt: Add -fno-pretty-templates.
15273 * doc/invoke.texi (C++ Dialect Options): Likewise.
15275 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15277 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15278 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15279 (ia64_expand_builtin): Likewise.
15281 2009-04-07 Martin Jambor <mjambor@suse.cz>
15283 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15284 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15285 ADDR_EXPRS are include too.
15287 2009-04-07 Richard Guenther <rguenther@suse.de>
15289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15290 decls are only used if passes as parameters or if they are
15291 local statics and the call is not to a builtin.
15292 (call_may_clobber_ref_p_1): Likewise.
15294 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15296 * expr.c (do_store_flag): Remove last argument. Simplify code
15297 to avoid duplication of tests already done by can_compare_p.
15298 (expand_expr_real_1): Adjust caller.
15300 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15302 * optabs.c (can_compare_p): Test the predicate of a
15303 cbranch and cstore pattern.
15305 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15307 * expr.c (convert_move): Use emit_store_flag instead of
15310 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15312 * config/i386/i386.c (ix86_compare_emitted): Remove.
15313 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15314 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15315 * config/i386/i386.h (ix86_compare_emitted): Remove.
15316 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15317 instead of ix86_compare_emitted.
15318 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15320 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15322 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15323 Add t-sysroot-suffix to tmake_file.
15324 * config/print-sysroot-suffix.sh: New file.
15325 * config/t-sysroot-suffix: New file.
15327 2009-04-07 Ben Elliston <bje@au.ibm.com>
15329 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15330 as the latter produces a warning when the target does not support
15333 2009-04-07 Ben Elliston <bje@au.ibm.com>
15335 * dfp.c: Replace type punning assignments with memcpy throughout.
15336 * Makefile.in (dfp.o-warn): Remove.
15338 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15341 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15342 Include soft-fp/t-softfp after rs6000/t-linux64.
15344 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15346 * stor-layout.c (set_sizetype): Use the full precision of their
15347 machine mode for bitsize types.
15349 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/i386.md: Revert 2 accidental checkins.
15353 2009-04-06 Joey Ye <joey.ye@intel.com>
15354 Xuepeng Guo <xuepeng.guo@intel.com>
15355 H.J. Lu <hongjiu.lu@intel.com>
15357 Atom pipeline model, tuning and insn selection.
15358 * config.gcc (atom): Add atom config options and target.
15360 * config/i386/atom.md: New.
15362 * config/i386/i386.c (atom_cost): New cost.
15363 (m_ATOM): New macro flag.
15364 (initial_ix86_tune_features): Set m_ATOM.
15365 (x86_accumulate_outgoing_args): Likewise.
15366 (x86_arch_always_fancy_math_387): Likewise.
15367 (processor_target): Add Atom cost.
15368 (cpu_names): Add Atom cpu name.
15369 (override_options): Set Atom ISA.
15370 (ix86_issue_rate): New case PROCESSOR_ATOM.
15371 (ix86_adjust_cost): Likewise.
15373 * config/i386/i386.h (TARGET_ATOM): New target macro.
15374 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15375 (TARGET_OPT_AGU): New target option.
15376 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15377 (processor_type): Add PROCESSOR_ATOM.
15379 * config/i386/i386.md (cpu): Add new value "atom".
15380 (use_carry, movu): New attr.
15381 (atom.md): Include atom.md.
15382 (adddi3_carry_rex64): Set attr "use_carry".
15383 (addqi3_carry): Likewise.
15384 (addhi3_carry): Likewise.
15385 (addsi3_carry): Likewise.
15386 (*addsi3_carry_zext): Likewise.
15387 (subdi3_carry_rex64): Likewise.
15388 (subqi3_carry): Likewise.
15389 (subhi3_carry): Likewise.
15390 (subsi3_carry): Likewise.
15391 (x86_movdicc_0_m1_rex64): Likewise.
15392 (*x86_movdicc_0_m1_se): Likewise.
15393 (x86_movsicc_0_m1): Likewise.
15394 (*x86_movsicc_0_m1_se): Likewise.
15395 (*adddi_1_rex64): Emit add insn as much as possible.
15396 (*addsi_1): Likewise.
15397 (return_internal): Set atom_unit.
15398 (return_internal_long): Likewise.
15399 (return_pop_internal): Likewise.
15400 (*rcpsf2_sse): Set atom_sse_attr attr.
15401 (*qrt<mode>2_sse): Likewise.
15402 (*prefetch_sse): Likewise.
15404 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15406 (ix86_target_macros_internal): Likewise.
15408 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15409 (*prefetch_sse_rex): Likewise.
15410 (sse_rcpv4sf2): Likewise.
15411 (sse_vmrcpv4sf2): Likewise.
15412 (sse_sqrtv4sf2): Likewise.
15413 (<sse>_vmsqrt<mode>2): Likewise.
15414 (sse_ldmxcsr): Likewise.
15415 (sse_stmxcsr): Likewise.
15416 (*sse_sfence): Likewise.
15417 (sse2_clflush): Likewise.
15418 (*sse2_mfence): Likewise.
15419 (*sse2_lfence): Likewise.
15420 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15421 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15422 (avx_movdqu<avxmodesuffix>): Likewise.
15423 (avx_lddqu<avxmodesuffix>): Likewise.
15424 (sse2_movntv2di): Change attr "type" to "ssemov".
15425 (sse2_movntsi): Likewise.
15426 (rsqrtv8sf2): Change attr "type" to "sseadd".
15427 (sse3_addsubv2df3): Set attr "atom_unit".
15428 (sse3_h<plusminus_insn>v4sf3): Likewise.
15429 (*sse2_pmaddwd): Likewise.
15430 (*vec_extractv2di_1_rex64): Likewise.
15431 (*vec_extractv2di_1_avx): Likewise.
15432 (sse2_psadbw): Likewise.
15433 (ssse3_phaddwv8hi3): Likewise.
15434 (ssse3_phaddwv4hi3): Likewise.
15435 (ssse3_phadddv4si3): Likewise.
15436 (ssse3_phadddv2si3): Likewise.
15437 (ssse3_phaddswv8hi3): Likewise.
15438 (ssse3_phaddswv4hi3): Likewise.
15439 (ssse3_phsubwv8hi3): Likewise.
15440 (ssse3_phsubwv4hi3): Likewise.
15441 (ssse3_phsubdv4si3): Likewise.
15442 (ssse3_phsubdv2si3): Likewise.
15443 (ssse3_phsubswv8hi3): Likewise.
15444 (ssse3_phsubswv4hi3): Likewise.
15445 (ssse3_pmaddubsw128): Likewise.
15446 (sse3_pmaddubsw: Likewise.
15447 (ssse3_palignrti): Likewise.
15448 (ssse3_palignrdi): Likewise.
15450 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15452 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15454 2009-04-06 Richard Guenther <rguenther@suse.de>
15456 PR tree-optimization/28868
15457 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15458 of which PHI results we inserted.
15459 (insert_into_preds_of_block): Record inserted PHIs.
15460 (eliminate): Eliminate redundant PHI nodes.
15461 (init_pre): Init inserted_phi_names.
15463 2009-04-06 Richard Guenther <rguenther@suse.de>
15465 PR tree-optimization/39643
15466 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15467 IMAGPART_EXPRs of complex constants.
15468 (execute_fold_all_builtins): If we folded a call queue
15469 TODO_update_address_taken.
15471 2009-04-06 Jan Hubicka <jh@suse.cz>
15473 PR middle-end/39659
15474 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15477 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15479 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15481 (ic_invalidate_array): Likewise.
15483 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15485 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15486 alignment for library calls.
15488 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15490 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15491 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15492 * config/i386/mingw-stdint.h: New file.
15494 2009-04-05 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/39648
15497 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15498 our &A vs. &A[0] IL deficiencies.
15500 2009-04-04 Jan Hubicka <jh@suse.cz>
15502 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15503 removed toplevel regions.
15504 (sjlj_mark_call_sites): Likewise.
15506 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15508 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15509 (cygwin tm clause use_gcc_stdint): Set to wrap.
15510 * config/i386/cygwin-stdint.h: New file.
15512 2009-04-04 Richard Guenther <rguenther@suse.de>
15514 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15515 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15516 single-argument PHIs if we are in loop-closed SSA form.
15517 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15518 for the pre-condition.
15519 (slpeel_tree_peel_loop_to_edge): Likewise.
15520 (vect_build_loop_niters): Take an optional sequence to append stmts.
15521 (vect_generate_tmps_on_preheader): Likewise.
15522 (vect_do_peeling_for_loop_bound): Take extra guards for the
15524 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15525 the cost model check.
15526 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15527 guards if we are going to peel. Do not apply versioning in that case.
15528 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15529 (vect_do_peeling_for_loop_bound): Likewise.
15530 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15531 loop bound only record extra pre-conditions, do not apply loop
15534 2009-04-04 Richard Guenther <rguenther@suse.de>
15536 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15539 2009-04-04 Jan Hubicka <jh@suse.cz>
15541 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15542 last_basic_block for size of bb->index indexed array.
15543 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15544 compute_out, link_btr_uses, build_btr_def_use_webs,
15545 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15547 2009-04-04 Jan Hubicka <jh@suse.cz>
15549 * except.c (remove_eh_handler_and_replace): Break out from ...
15550 (remove_eh_handler): ... here.
15551 (bring_to_root): New function.
15552 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15553 handled ones, bring others to root of tree.
15555 2009-04-04 Jan Hubicka <jh@suse.cz>
15557 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15558 (all_phis_safe_to_merge): New function.
15559 (update_info): New structure.
15560 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15561 (cleanup_empty_eh): Update SSA if possible.
15563 2009-04-04 Richard Guenther <rguenther@suse.de>
15565 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15566 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15567 (append_vuse): Likewise.
15569 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15571 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15572 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15573 instead of REG_UNSAVED for DW_CFA_undefined.
15574 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15575 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15578 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15581 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15582 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15583 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15585 2009-04-04 Richard Guenther <rguenther@suse.de>
15587 PR tree-optimization/8781
15588 PR tree-optimization/37892
15589 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15590 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15591 (valueize_refs): Call it for *& valueizations.
15592 (shared_reference_ops_from_ref): Rename to ...
15593 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15594 (shared_reference_ops_from_call): Rename to ...
15595 (valueize_shared_reference_ops_from_call): ... this and valueize.
15596 (vn_reference_lookup): Update.
15597 (visit_reference_op_call): Likewise.
15598 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15599 (eliminate): Value-replace the call address in call statements.
15601 2009-04-04 Richard Guenther <rguenther@suse.de>
15603 PR tree-optimization/39636
15604 * tree-ssa-forwprop.c
15605 (forward_propagate_addr_into_variable_array_index): Check for
15606 GIMPLE_ASSIGN before accessing the rhs code.
15608 2009-04-03 Jason Merrill <jason@redhat.com>
15610 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15612 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15614 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15615 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15616 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15617 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15618 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15619 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15620 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15621 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15622 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15623 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15624 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15625 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15626 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15627 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15628 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15629 Use fr_reg_or_fp01_operand instead of fr_register_operand
15631 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15632 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15633 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15635 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15637 PR rtl-optimization/39607
15638 PR rtl-optimization/39631
15642 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15643 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15644 instead of DF_LR_OUT.
15645 * ira-lives.c (process_bb_node_lives): Ditto.
15646 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15647 instead of DF_LR_{OUT,IN}.
15648 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15649 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15651 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15653 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15654 (execute_lower_omp): Always run but take the short way out if -fopenmp
15656 (gate_lower_omp): Remove, forcing the pass manager to always run the
15657 pass and always set PROP_gimple_lomp.
15658 (pass_lower_omp): Remove gate function.
15659 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15660 PROP_trees. Instead, require it.
15661 * ipa-cp.c (pass_ipa_cp): Likewise.
15662 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15663 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15664 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15665 and PROP_gimple_leh.
15667 2009-04-03 Richard Guenther <rguenther@suse.de>
15669 PR middle-end/13146
15670 PR tree-optimization/23940
15671 PR tree-optimization/33237
15672 PR middle-end/33974
15673 PR middle-end/34093
15674 PR tree-optimization/36201
15675 PR tree-optimization/36230
15676 PR tree-optimization/38049
15677 PR tree-optimization/38207
15678 PR tree-optimization/38230
15679 PR tree-optimization/38301
15680 PR tree-optimization/38585
15681 PR middle-end/38895
15682 PR tree-optimization/38985
15683 PR tree-optimization/39299
15684 * tree-ssa-structalias.h: Remove.
15685 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15686 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15687 (struct vuse_element_d): Remove.
15688 (struct vuse_vec_d): Likewise.
15689 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15690 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15691 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15692 VUSE_ELEMENT_VAR): Likewise.
15693 (struct voptype_d): Likewise.
15694 (NUM_VOP_FREE_BUCKETS): Likewise.
15695 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15696 (struct stmt_operands_d): Remove.
15697 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15698 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15699 VDEF_NUM, VDEF_VECT): Likewise.
15700 (copy_virtual_operands): Remove.
15701 (operand_build_cmp): Likewise.
15702 (create_ssa_artificial_load_stmt): Likewise.
15703 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15704 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15705 vuse_index and mayuse_index members. Pack and move done and iter_type
15706 members to the front.
15707 (SSA_OP_VMAYUSE): Remove.
15708 (SSA_OP_VIRTUAL_USES): Adjust.
15709 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15710 (unlink_stmt_vdef): Declare.
15711 (add_to_addressable_set): Remove.
15712 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15713 (vrp_visit_stmt): Likewise.
15714 * doc/tree-ssa.texi (Alias analysis): Update.
15715 * doc/invoke.texi (max-aliased-vops): Remove docs.
15716 (avg-aliased-vops): Likewise.
15717 * tree-into-ssa.c (syms_to_rename): Remove.
15718 (need_to_update_vops_p): Likewise.
15719 (need_to_initialize_update_ssa_p): Rename to ...
15720 (update_ssa_initialized_fn): ... this. Track function we are
15722 (symbol_marked_for_renaming): Simplify.
15723 (add_new_name_mapping): Do not set need_to_update_vops_p.
15724 (dump_currdefs): Use SYMS_TO_RENAME.
15725 (rewrite_update_stmt): Always walk all uses/defs.
15726 (dump_update_ssa): Adjust.
15727 (init_update_ssa): Take function argument. Track what we are
15729 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15730 (create_new_def_for): Initialize for cfun, assert we are initialized
15732 (mark_sym_for_renaming): Simplify.
15733 (mark_set_for_renaming): Do not initialize update-ssa.
15734 (need_ssa_update_p): Simplify. Take function argument.
15735 (name_mappings_registered_p): Assert we ask for the correct function.
15736 (name_registered_for_update_p): Likewise.
15737 (ssa_names_to_replace): Likewise.
15738 (release_ssa_name_after_update_ssa): Likewise.
15739 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15740 (dump_decl_set): Do not print a newline.
15741 (debug_decl_set): Do it here.
15742 (dump_update_ssa): And here.
15743 * tree-ssa-loop-im.c (move_computations): Adjust.
15744 (movement_possibility): Likewise.
15745 (determine_max_movement): Likewise.
15746 (gather_mem_refs_stmt): Likewise.
15747 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15748 or NAME_MEMORY_TAG.
15749 * tree-complex.c (update_all_vops): Remove.
15750 (expand_complex_move): Adjust.
15751 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15752 Simplify test for memory referencing statement. Exclude
15753 non-invariant ADDR_EXPRs.
15754 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15755 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15756 (rdg_flag_uses): Likewise.
15757 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15759 (tree_optimize_tail_calls_1): Also split the
15760 edge from the entry block if we have degenerate PHI nodes in
15761 the first basic block.
15762 * tree.c (init_ttree): Remove memory-tag related code.
15763 (tree_code_size): Likewise.
15764 (tree_node_structure): Likewise.
15765 (build7_stat): Re-write to be build6_stat.
15766 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15767 (SSA_VAR_P): Adjust.
15768 (struct tree_memory_tag): Remove.
15769 (struct tree_memory_partition_tag): Likewise.
15770 (union tree_node): Adjust.
15771 (build7): Re-write to be build6.
15772 * tree-pass.h (pass_reset_cc_flags): Remove.
15773 (TODO_update_address_taken): New flag.
15774 (pass_simple_dse): Remove.
15775 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15776 * params.h (MAX_ALIASED_VOPS): Remove.
15777 (AVG_ALIASED_VOPS): Likewise.
15778 * omp-low.c (expand_omp_taskreg): Update SSA form.
15779 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15780 aliases the lhs in a copy stmt.
15781 * tree-ssa-dse.c (struct address_walk_data): Remove.
15782 (memory_ssa_name_same): Likewise.
15783 (memory_address_same): Likewise.
15784 (get_kill_of_stmt_lhs): Likewise.
15785 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15786 unused stores. Look through PHI nodes into post-dominated regions.
15787 (dse_optimize_stmt): Simplify. Properly remove stores.
15788 (tree_ssa_dse): Compute dominators.
15789 (execute_simple_dse): Remove.
15790 (pass_simple_dse): Likewise.
15791 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15792 gimple_loaded_syms and gimple_stored_syms computation.
15793 * toplev.c (dump_memory_report): Dump alias and pta stats.
15794 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15795 (vn_reference_eq): Likewise.
15796 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15797 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15798 valueize_vuses): Remove.
15799 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15800 (get_def_ref_stmt_vuse): ... this.
15801 (vn_reference_lookup_2): New function.
15802 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15803 walking equivalent vuses. Simplify.
15804 (vn_reference_lookup): Likewise.
15805 (vn_reference_insert): Likewise.
15806 (vn_reference_insert_pieces): Likewise.
15807 (visit_reference_op_call): Simplify.
15808 (visit_reference_op_load): Likewise.
15809 (visit_reference_op_store): Likewise.
15810 (init_scc_vn): Remove shared_lookup_vuses initialization.
15811 (free_scc_vn): Remove shared_lookup_vuses freeing.
15812 (sort_vuses, sort_vuses_heap): Remove.
15813 (get_ref_from_reference_ops): Export.
15814 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15815 vector with single vuse pointer.
15816 (vn_reference_lookup_pieces, vn_reference_lookup,
15817 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15818 (shared_vuses_from_stmt): Remove.
15819 (get_ref_from_reference_ops): Declare.
15820 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15821 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15822 memory-tag related code.
15823 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15824 (likely_value): Add comment, skip static-chain of call statements.
15825 (surely_varying_stmt_p): Adjust.
15826 (gimplify_and_update_call_from_tree): Likewise.
15827 (execute_fold_all_builtins): Do not rebuild alias info.
15828 (gimplify_and_update_call_from_tree): Properly update VOPs.
15829 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15830 (copy_ref_info): Remove memory-tag related code.
15831 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15832 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15833 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15835 * tree-ssa-dom.c (gimple_p): Remove typedef.
15836 (eliminate_redundant_computations): Adjust.
15837 (record_equivalences_from_stmt): Likewise.
15838 (avail_expr_hash): Likewise.
15839 (avail_expr_eq): Likewise.
15840 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15841 (stmt_makes_single_load): Likewise.
15842 (stmt_makes_single_store): Likewise.
15843 * tree-ssa-alias.c: Rewrite completely.
15844 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15845 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15846 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15847 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15848 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15849 Remove public functions.
15850 (pass_reset_cc_flags): Remove.
15851 (pass_build_alias): Move ...
15852 * tree-ssa-structalias.c (pass_build_alias): ... here.
15853 * tree-ssa-alias.c (may_be_aliased): Move ...
15854 * tree-flow-inline.h (may_be_aliased): ... here.
15855 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15856 count_uses_and_derefs): Move ...
15857 * gimple.c: ... here.
15858 * gimple.h (count_uses_and_derefs): Declare.
15859 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15860 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15861 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15862 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15863 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15864 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15865 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15867 * tree-dfa.c (refs_may_alias_p): Move ...
15868 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15869 * tree-ssa-alias.h: New file.
15870 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15871 (statement_sink_location): Likewise.
15872 * opts.c (decode_options): Do not adjust max-aliased-vops or
15873 avg-aliased-vops values.
15874 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15875 (TV_CALL_CLOBBER): Likewise.
15876 (TV_FLOW_SENSITIVE): Likewise.
15877 (TV_FLOW_INSENSITIVE): Likewise.
15878 (TV_MEMORY_PARTITIONING): Likewise.
15879 (TV_ALIAS_STMT_WALK): New timevar.
15880 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15881 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15882 (get_address_description): Remove memory-tag related code.
15883 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15884 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15885 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15886 and immediate uses in statements. Document.
15887 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15888 (dump_symbols): Remove.
15889 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15890 * alias.c (get_deref_alias_set): New function split out from ...
15891 (get_alias_set): ... here.
15892 * alias.h (get_deref_alias_set): Declare.
15893 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15894 type parameter. Remove restrict pointer handling. Create a
15895 ref-all pointer in case type-based alias sets do not conflict.
15896 (vect_analyze_data_refs): Remove SMT related code.
15897 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15898 (vectorizable_load): Likewise.
15899 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15900 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15901 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15902 Ignore vops and SMTs.
15903 (dr_analyze_alias): Likewise..
15904 (free_data_ref): Likewise.
15905 (create_data_ref): Likewise.
15906 (analyze_all_data_dependences): Likewise.
15907 (get_references_in_stmt): Adjust.
15908 * tree-flow-inline.h (gimple_aliases_computed_p,
15909 gimple_addressable_vars, gimple_call_clobbered_vars,
15910 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15911 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15912 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15913 gimple_mem_ref_stats): Remove.
15914 (gimple_vop): New function.
15915 (op_iter_next_use): Remove vuses and mayuses cases.
15916 (op_iter_next_def): Remove vdefs case.
15917 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15918 (clear_and_done_ssa_iter): Do not set removed fields.
15919 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15920 Assert we are not iterating over vuses or vdefs if not also
15921 iterating over uses or defs.
15922 (op_iter_init_use): Likewise.
15923 (op_iter_init_def): Likewise.
15924 (op_iter_next_vdef): Remove.
15925 (op_iter_next_mustdef): Likewise.
15926 (op_iter_init_vdef): Likewise.
15927 (compare_ssa_operands_equal): Likewise.
15928 (link_use_stmts_after): Handle vuse operand.
15929 (is_call_used): Use is_call_clobbered.
15930 (is_call_clobbered): Global variables are always call clobbered,
15931 query the call-clobbers bitmap.
15932 (mark_call_clobbered): Ignore global variables.
15933 (clear_call_clobbered): Likewise.
15934 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15935 virtual operands sanity check.
15936 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15938 (TARGET_MEM_REF): Remove TMR_TAG operand.
15939 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15940 Remove call-clobber related code.
15941 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15942 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15943 partitions or escape reason.
15944 (get_single_def_stmt, get_single_def_stmt_from_phi,
15945 get_single_def_stmt_with_phi): Remove.
15946 (dump_referenced_vars): Tidy.
15947 (get_ref_base_and_extent): Allow bare decls.
15948 (collect_dfa_stats): Adjust.
15949 * graphite.c (rename_variables_in_stmt): Adjust.
15950 (graphite_copy_stmts_from_block): Likewise.
15951 (translate_clast): Likewise.
15952 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15954 (translate_vuse_through_block): Use the oracle.
15955 (phi_translate_1): Adjust.
15956 (value_dies_in_block_x): Use the oracle. Cache the outcome
15958 (valid_in_sets): Check if the VUSE for
15959 a REFERENCE is available.
15960 (eliminate): Do not remove stmts during elimination,
15961 instead queue and remove them afterwards.
15962 (do_pre): Do not rebuild alias info.
15963 (pass_pre): Run TODO_rebuild_alias before PRE.
15964 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15965 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15966 (mark_all_v_defs_stmt): Remove.
15967 (mark_all_v_defs_seq): Adjust.
15968 (sra_replace): Likewise.
15969 (scalarize_use): Likewise.
15970 (scalarize_copy): Likewise.
15971 (scalarize_init): Likewise.
15972 (scalarize_ldst): Likewise.
15973 (todoflags): Remove.
15974 (tree_sra): Do not rebuild alias info.
15975 (tree_sra_early): Adjust.
15976 (pass_sra): Run TODO_update_address_taken before SRA.
15977 * tree-predcom.c (set_alias_info): Remove.
15978 (prepare_initializers_chain): Do not call it.
15979 (mark_virtual_ops_for_renaming): Adjust.
15980 (mark_virtual_ops_for_renaming_list): Remove.
15981 (initialize_root_vars): Adjust.
15982 (initialize_root_vars_lm): Likewise.
15983 (prepare_initializers_chain): Likewise.
15984 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15985 (may_propagate_copy_into_stmt): Likewise.
15986 (merge_alias_info): Do nothing for now.
15987 (propagate_tree_value_into_stmt): Adjust.
15988 (stmt_may_generate_copy): Likewise.
15989 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15990 not mark symbols for renaming.
15991 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15992 with the same statement, make sure to update the new pointed-to one.
15993 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15994 call statements, do not mark symbols for renaming.
15995 (mark_operand_necessary): Dump something.
15996 (ref_may_be_aliased): New function.
15997 (mark_aliased_reaching_defs_necessary_1): New helper function.
15998 (mark_aliased_reaching_defs_necessary): Likewise.
15999 (mark_all_reaching_defs_necessary_1): Likewise.
16000 (mark_all_reaching_defs_necessary): Likewise.
16001 (propagate_necessity): Do not process virtual PHIs. For
16002 non-aliased loads mark all reaching definitions as necessary.
16003 For aliased loads and stores mark the immediate dominating
16004 aliased clobbers as necessary.
16005 (visited): New global static.
16006 (perform_tree_ssa_dce): Free visited bitmap after propagating
16008 (remove_dead_phis): Perform simple dead virtual PHI removal.
16009 (remove_dead_stmt): Properly unlink virtual operands when
16011 (eliminate_unnecessary_stmts): Schedule PHI removal after
16013 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16014 (process_replaceable): Likewise.
16015 (find_replaceable_in_bb): Likewise.
16016 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16017 based on the single gimple vop.
16018 (verify_flow_insensitive_alias_info): Remove.
16019 (verify_flow_sensitive_alias_info): Likewise.
16020 (verify_call_clobbering): Likewise.
16021 (verify_memory_partitions): Likewise.
16022 (verify_alias_info): Likewise.
16023 (verify_ssa): Adjust..
16024 (execute_update_addresses_taken): Export. Update SSA
16025 manually. Optimize only when optimizing. Use a local bitmap.
16026 (pass_update_address_taken): Remove TODO_update_ssa, add
16028 (pass_update_address_taken): Just use TODO_update_address_taken.
16029 (init_tree_ssa): Do not initialize addressable_vars.
16030 (verify_ssa): Verify new VUSE / VDEF properties.
16031 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16032 Do not call verify_alias_info.
16033 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16034 Do not free the loaded and stored syms bitmaps. Reset the escaped
16035 and callused solutions. Do not free addressable_vars.
16036 Remove memory-tag related code.
16037 (warn_uninitialized_var): Aliases are always available.
16038 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16039 * lambda-code.c (can_put_in_inner_loop): Adjust.
16040 (can_put_after_inner_loop): Likewise.
16041 (perfect_nestify): Likewise.
16042 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16043 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16044 (vectorizable_conversion): Do not mark symbols for renaming.
16045 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16046 (expand_call_inline): Unlink the calls virtual operands before
16048 (tree_function_versioning): Do not call update_ssa if we are not
16049 updating clones. Simplify.
16050 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16051 (propagate_with_phi): Likewise..
16052 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16053 clobber code. Assert we are not aliased or global.
16054 * tree-flow.h: Include tree-ssa-alias.h
16055 (enum escape_type): Remove.
16056 (struct mem_sym_stats_d): Likewise.
16057 (struct mem_ref_stats_d): Likewise.
16058 (struct gimple_df): Add vop member. Remove global_var,
16059 call_clobbered_vars, call_used_vars, addressable_vars,
16060 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16061 escaped and callused members.
16062 (struct ptr_info_def): Remove all members, add points-to solution
16064 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16065 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16066 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16067 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16068 (tree-ssa-alias.o): Likewise.
16069 (toplev.o): Add tree-ssa-alias.h
16070 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16071 * gimple.c (gimple_set_bb): Fix off-by-one error.
16072 (is_gimple_reg): Do not handle memory tags.
16073 (gimple_copy): Also copy virtual operands.
16074 Delay updating the statement. Do not reset loaded and stored syms.
16075 (gimple_set_stored_syms): Remove.
16076 (gimple_set_loaded_syms): Likewise.
16077 (gimple_call_copy_skip_args): Copy the virtual operands
16078 and mark the new statement modified.
16079 * tree-ssa-structalias.c (may_alias_p): Remove.
16080 (set_uids_in_ptset): Take the alias set to prune with as
16081 parameter. Fold in the alias test of may_alias_p.
16082 (compute_points_to_sets): Compute whether a ptr is dereferenced
16083 in a local sbitmap.
16084 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16085 other ADDRESSOF constraints on the lhs.
16086 (get_constraint_for_component_ref): Assert that we don't get
16087 ADDRESSOF constraints from the base of the reference.
16088 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16089 (struct variable_info): Remove collapsed_to member.
16090 (get_varinfo_fc): Remove.
16091 (new_var_info): Do not set collapsed_to.
16092 (dump_constraint): Do not follow cycles.
16093 (dump_constraint_graph): Likewise.
16094 (build_pred_graph): Likewise.
16095 (build_succ_graph): Likewise.
16096 (rewrite_constraints): Likewise.
16097 (do_simple_structure_copy): Remove.
16098 (do_rhs_deref_structure_copy): Remove.
16099 (do_lhs_deref_structure_copy): Remove.
16100 (collapse_rest_of_var): Remove.
16101 (do_structure_copy): Re-implement.
16102 (pta_stats): New global variable.
16103 (dump_pta_stats): New function.
16104 (struct constraint_expr): Make offset signed.
16105 (UNKNOWN_OFFSET): Define special value.
16106 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16107 (solution_set_expand): New helper function split out from ...
16108 (do_sd_constraint): ... here.
16109 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16110 (do_ds_constraint): Likewise.
16111 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16112 and CALLUSED = *CALLUSED.
16113 (set_union_with_increment): Make inc argument signed.
16114 (type_safe): Remove.
16115 (get_constraint_for_ptr_offset): Handle unknown and negative
16117 (first_vi_for_offset): Handle offsets before start. Bail
16118 out early for offsets beyond the variable extent.
16119 (first_or_preceding_vi_for_offset): New function.
16120 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16121 Together with ESCAPED = *ESCAPED this properly computes reachability.
16122 (find_what_var_points_to): New function.
16123 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16124 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16125 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16126 pt_solutions_intersect): New functions.
16127 (compute_call_used_vars): Remove.
16128 (compute_may_aliases): New main entry into PTA computation.
16129 * gimple.h (gimple_p): New typedef.
16130 (struct gimple_statement_base): Remove references_memory_p.
16131 (struct gimple_statement_with_memory_ops_base): Remove
16132 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16134 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16135 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16136 gimple_set_references_memory): Remove.
16137 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16138 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16140 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16141 (verify_expr): Allow RESULT_DECL.
16142 (gimple_duplicate_bb): Do not copy virtual operands.
16143 (gimple_duplicate_sese_region): Adjust.
16144 (gimple_duplicate_sese_tail): Likewise.
16145 (mark_virtual_ops_in_region): Remove.
16146 (move_sese_region_to_fn): Do not call it.
16147 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16148 and pass_simple_dse.
16149 (execute_function_todo): Handle TODO_update_address_taken,
16150 call execute_update_addresses_taken for TODO_rebuild_alias.
16151 (execute_todo): Adjust.
16152 (execute_one_pass): Init dump files early.
16153 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16155 (create_general_new_stmt): Clear vops.
16156 * tree-ssa-reassoc.c (get_rank): Adjust.
16157 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16158 symbols for renaming.
16159 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16160 (PARAM_AVG_ALIASED_VOPS): Likewise.
16161 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16162 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16163 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16164 (operand_build_cmp, copy_virtual_operands,
16165 create_ssa_artificial_load_stmt, add_to_addressable_set,
16166 gimple_add_to_addresses_taken): Remove public functions.
16167 (unlink_stmt_vdef): New function.
16169 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16171 * config.gcc (powerpc-*-linux*): Merge variants.
16173 2009-04-02 Chao-ying Fu <fu@mips.com>
16174 James Grosbach <james.grosbach@microchip.com>
16176 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16177 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16179 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16180 keep_interrupts_masked_p, use_debug_exception_return_p.
16181 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16182 keep_interrupts_masked, use_debug_exception_return.
16183 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16184 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16186 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16187 (mips_print_operand): Process COP0 registers to print $0 .. $31
16188 correctly for GAS to process.
16189 (mips_interrupt_extra_call_saved_reg_p): New function.
16190 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16192 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16193 (mips_compute_frame_info): Add supports for interrupt context that
16194 includes doubleword accumulators and COP0 registers.
16195 (mips_for_each_saved_acc): New function.
16196 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16197 mips_for_each_saved_reg.
16198 (mips_save_reg): Save accumulators.
16199 (mips_kernel_reg_p): A new for_each_rtx callback.
16200 (mips_expand_prologue): Support interrupt handlers.
16201 (mips_restore_reg): Restore accumulators.
16202 (mips_expand_epilogue): Support interrupt handlers.
16203 (mips_can_use_return_insn): Return false for interrupt handlers.
16204 (mips_epilogue_uses): New function.
16205 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16206 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16207 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16208 cop0_move): New instructions.
16209 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16210 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16212 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16214 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16215 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16216 interrupt handlers, we use K0 as the temporary register.
16217 (EPILOGUE_USES): Change to a function call.
16218 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16219 handlers, we use K0 as the temporary register.
16221 * doc/extend.texi (Function Attributes): Document interrupt,
16222 use_shadow_register_set, keep_interrupts_masked,
16223 use_debug_exception_return for MIPS attributes.
16225 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16227 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16228 Remove a number of t-files from tmake_file.
16229 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16230 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16231 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16232 target_prototype, not TARGET_PROTOTYPE.
16233 (LINK_OS_GNU_SPEC): Define.
16234 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16235 and darwin-ldoubdle.c.
16237 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16240 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16241 (cpp_options): Ditto.
16242 (default_compilers): Ditto.
16243 (display_help): Ditto.
16244 (process_command): Ditto.
16245 (do_spec_1): Ditto.
16246 (set_input): Use lbasename instead of duplicate code.
16247 (save_temps_prefix): New static for -save-temps=obj.
16248 (save_temps_length): Ditto.
16250 * doc/invoke.texi (-save-temps=obj): Document new variant to
16251 -save-temps switch.
16253 2009-04-02 Jeff Law <law@redhat.com>
16255 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16258 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16260 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16261 * configure: Regenerated.
16263 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16265 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16266 share the argument list.
16268 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16272 2009-02-12 Diego Novillo <dnovillo@google.com>
16274 * varpool.c (debug_varpool): New.
16275 * cgraph.h (debug_varpool): Declare.
16277 2009-04-02 Jan Hubicka <jh@suse.cz>
16279 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16282 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16284 * config/i386/i386.c (ix86_abi): Move initialization to ...
16285 (override_options): Here.
16287 2009-04-02 Christian Bruel <christian.bruel@st.com>
16289 * config/sh/sh.c (sh_dwarf_register_span): New function.
16290 (TARGET_DWARF_REGISTER_SPAN): Define.
16291 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16293 2009-04-02 Ira Rosen <irar@il.ibm.com>
16295 PR tree-optimization/39595
16296 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16297 interleaved loads group is not greater than the SLP group size.
16299 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16301 * builtins.c (is_builtin_name): New.
16302 (called_as_built_in): Use is_builtin_name.
16303 * tree.h (is_builtin_name): New.
16304 * varasm.c (incorporeal_function_p): Use is_builtin_name
16306 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16308 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16310 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16313 * c-decl.c (clone_underlying_type): Move this ...
16314 * c-common.c (set_underlying_type): ... here.
16315 Also, make sure the function properly sets TYPE_STUB_DECL() on
16316 the newly created typedef variant type.
16317 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16318 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16321 2009-04-02 Richard Guenther <rguenther@suse.de>
16323 PR tree-optimization/37221
16324 * tree-flow.h (degenerate_phi_result): Declare.
16325 * tree-ssa-dom.c (degenerate_phi_result): Export.
16326 * tree-scalar-evolution.c (analyze_initial_condition): If
16327 the initial condition is defined by a degenerate PHI node
16328 use the degenerate value.
16330 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16332 PR rtl-optimization/39588
16333 * combine.c (merge_outer_ops): Do not set the constant when this
16335 (simplify_shift_const_1): Do not modify it either in this case.
16337 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16339 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16340 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16342 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16345 * c-lex.c (interpret_float): Default (no suffix) is double.
16347 2009-04-1 Xinliang David Li <davidxl@google.com>
16349 * config/i386/i386.c (legitimate_constant_p): Recognize
16350 all one vector constant.
16352 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16354 * config/vax/vax.c: Add #includes to silence warnings.
16355 Change #include order to silence two warnings.
16357 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16359 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16360 (ASM_SPEC): Pass -k to the assembler for PIC code.
16362 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16364 * config.gcc: Add vax-*-linux* to the switch.
16365 * config/vax/linux.h: New file. (TARGET_VERSION,
16366 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16368 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16370 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16371 Use predicate macros instead of GET_CODE() == foo.
16372 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16373 ashlsi3, rotrsi3, <unnamed>): Likewise.
16375 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16377 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16378 jbbccihi, jbbccisi): Remova trailing whitespace.
16379 * config/vax/constraints.md: Likewise.
16380 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16381 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16382 * config/vax/predicates.md: Likewise.
16383 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16384 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16385 * config/vax/vax.h: Likewise.
16386 * config/vax/vax.md (nonlocal_goto): Likewise.
16388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16390 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16391 (indirectable_address_p, adjacent_operands_p): Add spaces around
16393 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16395 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16397 * config/vax/vax.c (legitimate_constant_address_p,
16398 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16399 index_term_p, reg_plus_index_p, legitimate_address_p,
16400 vax_mode_dependent_address_p): Update comments to match functions
16401 modified by the recent int->bool conversion.
16403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16405 * config/vax/builtins.md: Update copyright message.
16406 * config/vax/constraints.md: Likewise.
16407 * config/vax/netbsd-elf.h: Likewise.
16408 * config/vax/predicates.md: Likewise.
16409 * config/vax/vax-protos.h: Likewise.
16410 * config/vax/vax.c: Likewise.
16411 * config/vax/vax.h: Likewise.
16412 * config/vax/vax.md: Likewise.
16413 * config/vax/vax.opt: Likewise.
16415 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16417 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16418 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16419 * config/vax/constraints.md (B, R): Likewise.
16420 * config/vax/predicates.md (external_memory_operand,
16421 nonimmediate_addsub_di_operand): Likewise.
16422 * config/vax/vax.c (vax_output_int_add): Likewise.
16423 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16424 untyped_call): Likewise.
16426 2009-04-01 Matt Thomas <matt@3am-software.com>
16428 * config/vax/predicates.md: New file.
16429 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16430 external_const_operand, nonsymbolic_operand, external_memory_operand,
16431 indirect_memory_operand, indexed_memory_operand,
16432 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16433 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16435 * config/vax/constraints.md: New file.
16436 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16438 * config/vax/builtins.md: New file.
16439 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16440 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16442 * config/vax/vax.opt (mqmath): Add option.
16443 * config/vax/vax.md (isfx): Extend with DI.
16444 (VAXintQH, VAXintQHSD): Define.
16445 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16446 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16447 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16448 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16449 (movdi): Update constraints and use vax_output_int_move().
16450 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16451 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16452 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16453 nonlocal_goto): New.
16454 (mov<mode>): Extend accepted operand types.
16455 (subdi3_old): Rename from subdi3, change update constraints and use
16456 a new implementation.
16457 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16458 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16459 MOVE_RATIO, CLEAR_RATIO): Define.
16460 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16461 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16462 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16463 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16464 (split_quadword_operands): Make static and really allow variable
16466 (print_operand_address): Update for PIC generation.
16467 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16468 indexable_address_p, fixup_mathdi_operand,
16469 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16470 (vax_float_literal, legitimate_constant_p,
16471 indirectable_constant_address_p, index_term_p,
16472 reg_plus_index_p): Return bool instead of int.
16473 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16475 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16477 (vax_output_conditional_branch): Indent.
16478 (legitimate_constant_address_p, indirectable_constant_address_p,
16479 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16480 vax_mode_dependent_address_p): Return bool instead of int, update for
16482 * config/vax/vax-protos.h (legitimate_constant_address_p,
16483 legitimate_constant_p, legitimate_address_p,
16484 vax_mode_dependent_address_p): Change declaration to bool.
16485 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16486 vax_expand_addsub_di_operands, vax_output_int_subtract,
16487 vax_output_movmemsi): Declare.
16488 (split_quadword_operands, vax_float_literal): Delete declaration.
16489 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16490 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16491 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16492 ASM_OUTPUT_DWARF_PCREL): Define.
16493 (ASM_SPEC): Change definition to allow PIC generation.
16495 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16497 * doc/sourcebuild.texi: Update front-end requirements.
16499 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16502 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16503 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16504 (booldi3_internal3): Use boolean_or_operator instead of
16507 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16510 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16511 declarator whose size is not an integer constant expression but
16512 folds to an integer constant, then treat it as a constant
16515 2009-04-01 Richard Guenther <rguenther@suse.de>
16517 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16518 i * 4 + 2 to (i * 2 + 1) * 2.
16520 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16523 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16524 return if c_parser_asm_string_literal returned NULL.
16526 2009-04-01 Nick Clifton <nickc@redhat.com>
16528 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16530 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16531 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16532 other typedefs to avoid conflicts with libgcc2.c. Define labels
16533 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16535 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16536 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16539 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16541 * varasm.c (default_function_rodata_section): Declare DOT as
16544 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16545 Andrey Galkin <agalkin@hypercom.com>
16548 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16549 Make object_name unique for each process.
16551 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16554 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16555 addressable variables in the parallel that could go out of scope while
16556 running queued tasks.
16558 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16560 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16561 (CASE_VALUES_THRESHOLD): Redefine.
16562 * config/avr/avr.c (avr_override_options): Remove initialization of
16563 avr_case_values_threshold variable.
16564 (avr_case_values_threshold): Remove variable. Add new function.
16565 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16566 * config/avr/avr.opt (mno-tablejump): Remove option.
16567 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16569 2009-04-01 DJ Delorie <dj@redhat.com>
16571 * varasm.c (default_function_rodata_section): Don't assume
16572 anything about where the first '.' in the section name is.
16574 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16576 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16577 rs6000_emit_stack_tie.
16579 2009-03-31 Ian Lance Taylor <iant@google.com>
16581 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16582 gimple_code with GIMPLE_RESX, not RESX.
16584 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16586 * c-common.c (c_get_ident): New.
16587 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16589 2009-04-01 Ben Elliston <bje@au.ibm.com>
16591 * config/rs6000/sysv4.opt (msdata): Improve option description.
16593 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16595 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16596 (divdf3_internal_lat): Remove.
16597 (divxf3_internal_lat): Remove.
16598 (divxf3_internal_thr): Remove.
16599 (divxf): Use divxf3_internal.
16600 * config/ia64/div.md (divsf3_internal_lat): New.
16601 (divdf3_internal_lat): New.
16602 (divxf3_internal): New.
16604 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16607 * Makefile.in (USE_GCC_STDINT): Define.
16608 (stmp-int-hdrs): Install stdint.h if applicable.
16609 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16611 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16612 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16613 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16614 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16615 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16616 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16617 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16618 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16619 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16620 (c_common_nodes_and_builtins): Initialize
16621 underlying_wchar_type_node. Do not initialize
16622 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16623 nodes for new types.
16624 (c_stddef_cpp_builtins): Define macros for new types.
16625 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16627 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16628 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16629 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16630 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16631 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16632 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16633 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16634 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16635 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16636 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16637 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16638 int16_type_node, int32_type_node, int64_type_node,
16639 uint8_type_node, uint16_type_node, c_uint32_type_node,
16640 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16641 int_least32_type_node, int_least64_type_node,
16642 uint_least8_type_node, uint_least16_type_node,
16643 uint_least32_type_node, uint_least64_type_node,
16644 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16645 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16646 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16647 uintptr_type_node): Define.
16648 * c-cppbuiltin.c (builtin_define_constants,
16649 builtin_define_type_minmax): New.
16650 (builtin_define_stdint_macros): Define more macros.
16651 (c_cpp_builtins): Define more limit macros.
16652 (type_suffix): New.
16653 (builtin_define_type_max): Define in terms of
16654 builtin_define_type_minmax. Remove is_long parameter. All
16656 * config.gcc (use_gcc_stdint): Define.
16657 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16658 Add newlib-stdint.h for generic targets.
16659 * config/glibc-stdint.h, config/newlib-stdint.h,
16660 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16661 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16662 * config/score/score.h (UINTPTR_TYPE): Define.
16663 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16664 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16665 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16666 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16667 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16668 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16669 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16670 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16671 * config/spu/spu.h (STDINT_LONG32): Define.
16672 * configure.ac (use_gcc_stdint): Substitute.
16673 * configure: Regenerate.
16674 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16675 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16676 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16677 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16678 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16679 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16680 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16681 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16682 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16683 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16684 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16685 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16686 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16687 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16688 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16689 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16690 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16691 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16692 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16693 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16694 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16695 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16696 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16697 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16698 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16699 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16700 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16701 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16702 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16704 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16706 * loop-iv.c (suitable_set_for_replacement): Renamed from
16707 simplify_using_assignment; changed to return bool and to accept new
16708 args DEST and SRC. Return true iff we find a source/destination pair
16709 that can be used to make a replacement, and fill SRC and DEST if so.
16710 Remove arg ALTERED. Don't deal with altered regs here. All callers
16712 (simplify_using_initial_values): Deal with altered regs here and track
16713 more precisely the effect they have on the validity of our expression.
16715 * loop-iv.c (simplify_using_condition): A condition of the form
16716 (EQ REG CONST) can be used to simply make a substitution.
16717 (simplify_using_initial_values): Keep track of conditions we have seen
16718 and keep using them to simplify new expressions, while applying the
16719 same substitutions to them as to the expression.
16721 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16722 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16725 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16726 changed. Use this when trying to improve the upper bound.
16727 Generate the comparison by using simplify_gen_relational.
16729 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16731 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16733 (simplify_using_assignment, simplify_using_initial_values): Call
16734 replace_in_expr to make replacements. Call replace_single_def_regs
16735 once on the initial version of the expression.
16737 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16740 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16742 2009-03-31 Richard Guenther <rguenther@suse.de>
16744 PR middle-end/31029
16745 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16746 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16748 2009-03-31 Richard Guenther <rguenther@suse.de>
16750 * tree.h (div_if_zero_remainder): Declare.
16751 * fold-const.c (div_if_zero_remainder): Export.
16752 * tree-ssa-forwprop.c
16753 (forward_propagate_addr_into_variable_array_index): Handle
16754 constant array index addition outside of the variable index.
16756 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16759 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16760 define_splits, floatunssi<mode>2): Require x87 conversions from
16761 DImode to be permitted.
16763 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16765 PR preprocessor/15638
16766 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16768 2009-03-31 Richard Guenther <rguenther@suse.de>
16770 PR middle-end/23401
16771 PR middle-end/27810
16772 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16773 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16774 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16775 a separate statement.
16776 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16777 (lookup_tmp_var): Likewise.
16778 (is_gimple_formal_tmp_or_call_rhs): Remove.
16779 (is_gimple_reg_or_call_rhs): Rename to ...
16780 (is_gimple_reg_rhs_or_call): ... this.
16781 (is_gimple_mem_or_call_rhs): Rename to ...
16782 (is_gimple_mem_rhs_or_call): ... this.
16783 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16784 DECL_GIMPLE_REG_P only if is_formal is true.
16785 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16786 for non-proper post-modify expression gimplification.
16787 (gimplify_self_mod_expr): For post-modify expressions gimplify
16788 the lvalue to a minimal lvalue.
16789 (rhs_predicate_for): Remove formal temp case.
16790 (gimplify_modify_expr_rhs): Likewise.
16791 (gimplify_addr_expr): Use is_gimple_reg.
16792 (gimplify_expr): Remove formal temp cases.
16793 (gimple_regimplify_operands): Likewise.
16794 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16795 and FILTER_EXPR like constants.
16796 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16798 (is_gimple_formal_tmp_rhs): Remove.
16799 (is_gimple_reg_rhs): Remove special casing.
16800 (is_gimple_mem_rhs): Fix.
16801 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16802 (is_gimple_formal_tmp_var): Remove.
16803 (is_gimple_formal_tmp_reg): Likewise.
16804 (is_gimple_min_lval): Allow invariant component ref parts.
16805 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16806 is_gimple_formal_tmp_reg): Remove declarations.
16807 * tree-cfg.c (verify_expr): Verify that variables with address
16808 taken do not have DECL_GIMPLE_REG_P set.
16809 * tree-mudflap.c (mf_build_check_statement_for): Use
16810 force_gimple_operand instead of gimplify_expr.
16812 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16814 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16815 schedulable rows to compute_split_row.
16817 2009-03-31 Ben Elliston <bje@au.ibm.com>
16820 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16823 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16825 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16826 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16827 * configure: Regenerate.
16828 * config.in: Regenerate.
16829 * config/rs6000/rs6000.opt (mtls-markers): Add.
16830 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16831 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16832 (tls_ld_aix, tls_ld_sysv): Likewise.
16833 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16834 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16836 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16838 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16840 2009-03-30 Jan Hubicka <jh@suse.cz>
16842 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16844 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16845 detection and label handling.
16847 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16849 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16850 left_conflicts_size.
16851 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16852 ALLOCNO_LEFT_CONFLICTS_SIZE.
16854 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16855 remove_allocno_from_bucket_and_push,
16856 allocno_spill_priority_compare, push_allocnos_to_stack,
16857 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16858 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16859 (setup_allocno_left_conflicts_num): Ditto. Rename to
16860 setup_allocno_left_conflicts_size.
16861 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16862 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16863 setup_allocno_left_conflicts_size instead of
16864 setup_allocno_left_conflicts_num.
16866 * ira-build.c (ira_create_allocno): Use
16867 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16868 ALLOCNO_LEFT_CONFLICTS_NUM.
16870 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16872 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16873 instead of DF_LR_OUT.
16875 * ira-lives.c (process_bb_node_lives): Ditto.
16877 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16878 instead of DF_LR_{OUT,IN}.
16880 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16882 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16884 2009-03-30 Jan Hubicka <jh@suse.cz>
16886 * except.c (label_to_region_map): Fix thinko.
16888 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16890 PR middle-end/38237
16891 * tree.h (tree_find_value): New declaration.
16892 * tree.c (tree_find_value): New function.
16893 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16895 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16898 * c-decl.c (struct c_binding): Add locus field.
16899 (bind): Add locus argument, set locus field from it.
16900 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16901 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16902 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16903 implicitly_declare, undeclared_variable, lookup_label,
16904 declare_label, c_make_fname_decl, c_builtin_function,
16905 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16908 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16911 * config/i386/i386.c (classify_argument): Check total size of
16914 2009-03-30 Martin Jambor <mjambor@suse.cz>
16916 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16917 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16918 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16921 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16922 seen_variable_array_ref while also traversing a union.
16924 * tree-inline.c (optimize_inline_calls): Do not call
16925 cgraph_node_remove_callees.
16926 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16927 (pass_remove_cgraph_callee_edges): New variable.
16928 * passes.c (init_optimization_passes): Add
16929 pass_remove_cgraph_callee_edges after early inlining and before all
16930 late intraprocedural passes.
16932 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16934 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16936 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16937 Fix typos in names.
16939 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16941 * combine.c (simplify_comparison): Use have_insn_for.
16942 * dojump.c (do_jump): Likewise.
16944 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16946 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16947 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16948 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16949 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16950 instead of sparc_compare_emitted.
16951 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16952 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16953 instead of sparc_compare_emitted.
16955 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16957 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16958 enter/exit cfglayout mode.
16959 (pass_partition_block): Require it.
16960 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16961 (combine_instructions): Track basic blocks instead of labels.
16962 (update_cfg_for_uncondjump): New.
16963 (try_combine): Use it. Update jumps after rescanning.
16964 (pass_combine): Require PROP_cfglayout.
16965 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16969 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16970 Provide/destroy PROP_cfglayout respectively.
16971 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16972 * tree-pass.h (PROP_cfglayout): New.
16974 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16976 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16977 fold_convert_const_fixed_from_fixed,
16978 fold_convert_const_fixed_from_int,
16979 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16980 set TREE_CONSTANT_OVERFLOW.
16981 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16982 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16984 2009-03-30 Ira Rosen <irar@il.ibm.com>
16986 * tree-vect-loop-manip.c: New file.
16987 * tree-vectorizer.c: Update documentation and included files.
16988 (vect_loop_location): Make extern.
16989 (rename_use_op): Move to tree-vect-loop-manip.c
16990 (rename_variables_in_bb, rename_variables_in_loop,
16991 slpeel_update_phis_for_duplicate_loop,
16992 slpeel_update_phi_nodes_for_guard1,
16993 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16994 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16995 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16996 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16997 find_loop_location): Likewise.
16998 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16999 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17000 get_vectype_for_scalar_type, vect_is_simple_use,
17001 supportable_widening_operation, supportable_narrowing_operation):
17003 (bb_in_loop_p): Move to tree-vect-loop.c.
17004 (new_loop_vec_info, destroy_loop_vec_info,
17005 reduction_code_for_scalar_code, report_vect_op,
17006 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17007 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17008 (vect_supportable_dr_alignment): Likewise.
17009 * tree-vectorizer.h (tree-data-ref.h): Include.
17010 (vect_loop_location): Declare.
17011 Reorganize function declarations according to the new file structure.
17012 * tree-vect-loop.c: New file.
17013 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17014 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17015 * tree-vect-data-refs.c: New file.
17016 * tree-vect-patterns.c (timevar.h): Don't include.
17017 * tree-vect-stmts.c: New file.
17018 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17019 tree-vect-slp.c, tree-vect-loop.c.
17020 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17021 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17022 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17023 (tree-vect-analyze.o): Remove.
17024 (tree-vect-transform.o): Likewise.
17025 (tree-vect-data-refs.o): Add rule.
17026 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17027 tree-vect-slp.o): Likewise.
17028 (tree-vect-patterns.o): Remove redundant dependencies.
17029 (tree-vectorizer.o): Likewise.
17030 * tree-vect-slp.c: New file.
17032 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17034 * optc-gen.awk: Warn if an option flag has multiple different
17037 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17039 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17040 -floop-block): Document dependences on PPL, CLooG and Graphite.
17042 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17044 PR rtl-optimization/323
17045 * c-common.c (c_fully_fold, convert_and_check,
17046 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17047 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17048 * c-common.def (EXCESS_PRECISION_EXPR): New.
17049 * c-cppbuiltin.c (builtin_define_float_constants): Define
17050 constants with enough digits for long double.
17051 * c-lex.c (interpret_float): Interpret constant with excess
17052 precision where appropriate.
17053 * c-opts.c (c_common_post_options): Set
17054 flag_excess_precision_cmdline. Give an error for
17055 -fexcess-precision=standard for C++ for processors where the
17056 option is significant.
17057 * c-parser.c (c_parser_conditional_expression): Handle excess
17058 precision in condition.
17059 * c-typeck.c (convert_arguments): Handle arguments with excess
17061 (build_unary_op): Move excess precision outside operation.
17062 (build_conditional_expr): Likewise.
17063 (build_compound_expr): Likewise.
17064 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17065 (build_modify_expr): Handle excess precision in RHS.
17066 (convert_for_assignment): Handle excess precision in converted
17068 (digest_init, output_init_element, process_init_element): Handle
17069 excess precision in initializer.
17070 (c_finish_return): Handle excess precision in return value.
17071 (build_binary_op): Handle excess precision in operands and add
17072 excess precision as needed for operation.
17073 * common.opt (-fexcess-precision=): New option.
17074 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17075 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17076 For standard excess precision, output explicit conversion to and
17077 truncation from XFmode.
17078 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17079 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17080 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17081 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17082 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17083 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17084 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17085 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17086 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17087 define_splits, sqrt<mode>2): Disable where appropriate for
17088 standard excess precision.
17089 * convert.c (convert_to_real): Do not shorten arithmetic to type
17090 for which excess precision would be used.
17091 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17092 * doc/invoke.texi (-fexcess-precision=): Document option.
17093 (-mfpmath=): Correct index entry.
17094 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17095 flag_excess_precision): New.
17096 * langhooks.c (lhd_post_options): Set
17097 flag_excess_precision_cmdline.
17098 * opts.c (common_handle_option): Handle -fexcess-precision=.
17099 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17100 init_excess_precision): New.
17101 (lang_dependent_init_target): Call init_excess_precision.
17102 * tree.c (excess_precision_type): New.
17103 * tree.h (excess_precision_type): Declare.
17105 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17108 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17109 non-lvalue to component.
17111 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17113 PR preprocessor/34695
17114 * Makefile.in (c-opts.o): Depend on c-tree.h.
17115 * c-common.c: Move down include of diagnostic.h.
17116 (done_lexing, c_cpp_error): New.
17117 * c-common.h (done_lexing): Declare.
17118 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17120 * c-opts.c: Include c-tree.h.
17121 (c_common_init_options): Set preprocessor error callback.
17122 (c_common_handle_option): Do not set preprocessor
17123 inhibit_warnings, warnings_are_errors, warn_system_headers,
17124 pedantic_errors or inhibit_warnings flags.
17125 (c_common_post_options): Do not check cpp_errors (parse_in).
17126 (c_common_finish): Do not output dependencies if there were
17127 errors. Do not check return value of cpp_finish.
17128 * c-ppoutput.c (pp_file_change): Set input_location.
17129 * c-tree.h (c_cpp_error): Declare.
17130 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17132 (diagnostic_build_prefix): Check override_column.
17133 * diagnostic.h (diagnostic_info): Add override_column field.
17134 (diagnostic_override_column): Define.
17136 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17138 * c-common.c (c_expand_expr, c_staticp): Remove.
17139 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17140 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17141 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17142 * c-gimplify.c (gimplify_compound_literal_expr,
17143 optimize_compound_literals_in_ctor): Remove.
17144 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17145 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17146 * c-semantics.c (emit_local_var): Remove.
17148 * langhooks-def.h (lhd_expand_expr): Remove.
17149 * langhooks.c (lhd_expand_expr): Remove.
17150 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17152 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17153 handling from c-semantics.c; don't call into langhook.
17154 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17155 * gimplify.c (gimplify_compound_literal_expr,
17156 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17157 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17158 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17159 as was done in c-gimplify.c.
17160 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17161 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17162 Move from c-common.h.
17163 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17165 * tree.c (staticp): Do not call langhook.
17166 * langhooks.c (lhd_staticp): Delete.
17167 * langhooks-def.h (lhd_staticp): Delete prototype.
17168 (LANG_HOOKS_STATICP): Delete.
17169 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17171 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17172 instead of DECL_STMTs.
17174 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17182 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17184 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17185 contained expression.
17186 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17187 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17188 conditional expressions for C.
17189 (decl_constant_value_for_optimization): Move from
17190 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17191 whether optimizing and that the expression is a VAR_DECL not of
17192 array type instead of doing such checks in the caller. Do not
17193 check pedantic. Call gcc_unreachable for C++.
17194 * c-common.def (C_MAYBE_CONST_EXPR): New.
17195 * c-common.h (c_fully_fold, c_save_expr,
17196 decl_constant_value_for_optimization): New prototypes.
17197 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17198 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17199 EXPR_INT_CONST_OPERANDS): Define.
17200 * c-convert.c (convert): Strip nops from expression.
17201 * c-decl.c (groktypename): Take extra parameters expr and
17202 expr_const_operands. Update call to grokdeclarator.
17203 (start_decl): Update call to grokdeclarator. Add statement for
17204 expressions used in type of decl.
17205 (grokparm): Update call to grokdeclarator.
17206 (push_parm_decl): Update call to grokdeclarator.
17207 (build_compound_literal): Add parameter non_const and build a
17208 C_MAYBE_COSNT_EXPR if applicable.
17209 (grokdeclarator): Take extra parameters expr and
17210 expr_const_operands. Track expressions used in declaration
17211 specifiers and declarators. Fold array sizes and track whether
17212 they are constant expressions and whether they are integer
17213 constant expressions.
17214 (parser_xref_tag): Set expr and expr_const_operands fields in
17216 (grokfield): Update call to grokdeclarator.
17217 (start_function): Update call to grokdeclarator.
17218 (build_null_declspecs): Set expr and expr_const_operands fields in
17220 (declspecs_add_type): Handle expressions in typeof specifiers.
17221 * c-parser.c (c_parser_declspecs): Set expr and
17222 expr_const_operands fields for declaration specifiers.
17223 (c_parser_enum_specifier): Likewise.
17224 (c_parser_struct_or_union_specifier): Likewise.
17225 (c_parser_typeof_specifier): Likewise. Update call to
17226 groktypename. Fold expression as needed. Return expressions with
17227 type instead of adding statements.
17228 (c_parser_attributes): Update calls to c_parser_expr_list.
17229 (c_parser_statement_after_labels): Fold expression before passing
17230 to objc_build_throw_stmt.
17231 (c_parser_condition): Fold expression.
17232 (c_parser_asm_operands): Fold expression.
17233 (c_parser_conditional_expression): Use c_save_expr. Update call
17234 to build_conditional_expr.
17235 (c_parser_alignof_expression): Update call to groktypename.
17236 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17237 original_code. Fold expression argument of va_arg. Create
17238 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17239 argument to va_arg. Update calls to groktypename. Fold array
17240 index for offsetof. Verify that first argument to
17241 __builtin_choose_expr has integer type.
17242 (c_parser_postfix_expression_after_paren_type): Update calls to
17243 groktypename and build_compound_literal. Handle expressions with
17244 side effects in type name.
17245 (c_parser_postfix_expression_after_primary): Update call to
17246 c_parser_expr_list. Set original_code for calls to
17247 __builtin_constant_p.
17248 (c_parser_expr_list): Take extra parameter fold_p. Fold
17249 expressions if requested.
17250 (c_parser_objc_type_name): Update call to groktypename.
17251 (c_parser_objc_synchronized_statement): Fold expression.
17252 (c_parser_objc_receiver): Fold expression.
17253 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17254 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17255 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17256 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17257 (struct c_typespec): Add elements expr and expr_const_operands.
17258 (struct c_declspecs): Add elements expr and expr_const_operands.
17259 (groktypename, build_conditional_expr, build_compound_literal):
17261 (in_late_binary_op): Declare.
17262 * c-typeck.c (note_integer_operands): New function.
17263 (in_late_binary_op): New variable.
17264 (decl_constant_value_for_broken_optimization): Move to c-common.c
17265 and rename to decl_constant_value_for_optimization.
17266 (default_function_array_conversion): Do not strip nops.
17267 (default_conversion): Do not call
17268 decl_constant_value_for_broken_optimization.
17269 (build_array_ref): Do not fold result.
17270 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17271 result when operand is a VLA.
17272 (c_expr_sizeof_type): Update call to groktypename. Handle
17273 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17274 result when operand names a VLA type.
17275 (build_function_call): Update call to build_compound_literal.
17276 Only fold result for calls to __builtin_* functions. Strip
17277 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17278 the function designator.
17279 (convert_arguments): Fold arguments. Update call to
17280 convert_for_assignment.
17281 (build_unary_op): Handle increment and decrement of
17282 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17283 decrement earlier. Fold operand of increment and decrement.
17284 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17285 built for integer operand. Wrap returns that are INTEGER_CSTs
17286 without being integer constant expressions or that have integer
17287 constant operands without being INTEGER_CSTs.
17288 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17289 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17290 result is an integer constant expression or can be used in
17291 unevaluated parts of one and avoid folding and wrap as
17292 appropriate. Fold operands before possibly doing -Wsign-compare
17294 (build_compound_expr): Wrap result for C99 if operands can be used
17295 in integer constant expressions.
17296 (build_c_cast): Update call to digest_init. Do not ignore
17297 overflow from casting floating-point constants to integers. Wrap
17298 results that could be confused with integer constant expressions,
17299 null pointer constants or floating-point constants.
17300 (c_cast_expr): Update call to groktypename. Handle expressions
17301 included in type name.
17302 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17303 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17304 Update calls to convert_for_assignment.
17305 (convert_for_assignment): Take new parameter
17306 null_pointer_constant. Do not strip nops or call
17307 decl_constant_value_for_broken_optimization. Set
17308 in_late_binary_op for conversions to boolean.
17309 (store_init_value): Update call to digest_init.
17310 (digest_init): Take new parameter null_pointer_constant. Do not
17311 call decl_constant_value_for_broken_optimization. pedwarn for
17312 initializers not constant expressions. Update calls to
17313 convert_for_assignment.
17314 (constructor_nonconst): New.
17315 (struct constructor_stack): Add nonconst element.
17316 (really_start_incremental_init, push_init_level, pop_init_level):
17317 Handle constructor_nonconst and nonconst element.
17318 (set_init_index): Call constant_expression_warning for array
17320 (output_init_element): Fold value. Set constructor_nonconst as
17321 applicable. pedwarn for initializers not constant expressions.
17322 Update call to digest_init. Call constant_expression_warning
17323 where constant initializers are required.
17324 (process_init_element): Use c_save_expr.
17325 (c_finish_goto_ptr): Fold expression.
17326 (c_finish_return): Fold return value. Update call to
17327 convert_for_assignment.
17328 (c_start_case): Fold switch expression.
17329 (c_process_expr_stmt): Fold expression.
17330 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17331 ensure statement expression is not evaluated in constant expression.
17332 (build_binary_op): Track whether results are integer constant
17333 expressions or may occur in such, disable folding and wrap results
17334 as applicable. Fold operands for -Wsign-compare warnings unless
17336 (c_objc_common_truthvalue_conversion): Handle results folded to
17337 integer constants that are not integer constant expressions.
17338 * doc/extend.texi: Document when typeof operands are evaluated,
17339 that condition of __builtin_choose_expr is an integer constant
17340 expression, and more about use of __builtin_constant_p in
17343 2009-03-29 Richard Guenther <rguenther@suse.de>
17345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17346 propagate addresses of array references.
17348 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17350 * regmove.c (perhaps_ends_bb_p): Remove.
17351 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17352 from INSN and check that the main loop stays within that basic block.
17353 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17354 (regmove_forward_pass): Split out from regmove_optimize. Use
17355 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17356 (regmove_backward_pass): Split out from regmove_optimize. Use
17357 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17358 (regmove_optimize): Simplify.
17360 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17363 * config/i386/i386.c (classify_argument): Ignore flexible array
17364 member in struct and warn ABI change.
17366 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17368 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17370 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17371 (ix86_adjust_cost): Updated.
17373 2009-03-29 Jan Hubicka <jh@suse.cz>
17375 PR middle-end/28850
17376 * tree-pass.h (pass_cleanup_eh): New function.
17377 (remove_unreachable_regions): Break code handling RTL
17378 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17379 that can not be reached by runtime.
17380 (can_be_reached_by_runtime): New function.
17381 (label_to_region_map): New function.
17382 (num_eh_regions): New function.
17383 (rtl_remove_unreachable_regions): New function.
17384 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17385 (remove_eh_region): New function.
17386 * except.h: Include sbitmap and vecprim.
17387 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17388 num_eh_regions): Declare.
17389 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17390 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17391 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17392 (tree_empty_eh_handler_p): New function.
17393 (cleanup_empty_eh): New function.
17394 (cleanup_eh): New function.
17395 (pass_cleanup_eh): New function.
17397 2009-03-29 Jan Hubicka <jh@suse.cz>
17399 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17400 for removed regions.
17402 2009-03-29 Jan Hubicka <jh@suse.cz>
17404 * except.c (dump_eh_tree): Dump all datastructures.
17406 2009-03-29 Jan Hubicka <jh@suse.cz>
17408 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17409 (duplicate_eh_regions_1): Likewise.
17410 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17411 vector; call EH verification.
17412 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17413 Be ready for region being removed.
17415 2009-03-29 Jan Hubicka <jh@suse.cz>
17417 * bitmap.c (bitmap_last_set_bit): New function.
17418 * bitmap.h (bitmap_last_set_bit): Declare.
17420 2009-03-29 David Ayers <ayers@fsfe.org>
17423 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17424 by calling objc_compare_types and surpress warnings about
17425 incompatible C pointers that are compatible ObjC pointers.
17427 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17429 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17430 call initialize_inline_failed.
17431 (initialize_inline_failed): Move it from here ...
17432 * cgraph.c (initialize_inline_failed): ... to here.
17433 (cgraph_create_edge): Call initialize_inline_failed rather than
17434 setting inline_failed directly.
17436 2009-03-29 Ben Elliston <bje@au.ibm.com>
17439 * sysv4.opt (msdata): Improve comment.
17440 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17441 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17443 2009-03-29 Ben Elliston <bje@au.ibm.com>
17446 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17447 load and store attributes.
17449 2009-03-29 Ben Elliston <bje@au.ibm.com>
17451 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17452 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17453 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17454 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17455 __builtin_infq and __builtin_huge_valq.
17457 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17459 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17461 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17462 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17464 2009-03-28 Xinliang David Li <davidxl@google.com>
17466 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17467 (do_dbg_cnt): New function.
17469 2009-03-28 Jan Hubicka <jh@suse.cz>
17471 Merge from pretty-ipa:
17473 2009-03-27 Jan Hubicka <jh@suse.cz>
17475 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17476 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17477 * passes.c (function_called_by_processed_nodes_p): New.
17478 * ipa-pure-const.c (check_call): Fix handling of operands.
17479 (analyze_function): Dump debug output for skipped bodies.
17480 (local_pure_const): Use function_called_by_processed_nodes_p.
17481 * dwarf2out.c (reference_to_unused): Use output.
17482 * passes.c (do_per_function_toporder): Likewise.
17484 2008-11-12 Jan Hubicka <jh@suse.cz>
17486 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17487 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17488 state_set_in_source enum
17489 (check_decl): Ignore memory tags; do not set fake looping flags;
17491 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17492 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17493 (check_call, analyze_function): Rewrite.
17495 (add_new_function): Update call of analyze_function.
17496 (generate_summary): Add call of analyze_function.
17497 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17498 (local_pure_const): New function.
17499 (pass_local_pure_const): New pass.
17500 * ipa-inline.c (inline_transform): Set after_inlining.
17501 * tree-eh.c (stmt_can_throw_external): New.
17502 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17503 work with aliasing built.
17504 * tree-flow.h (stmt_can_throw_external): New.
17505 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17506 and local pure/const pass in early and late optimization queue.
17508 2009-03-28 Martin Jambor <mjambor@suse.cz>
17510 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17512 (fold_binary): Allow function decl aligment consideration is the
17513 second argument is integer constant one.
17514 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17515 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17516 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17518 2009-03-28 Jan Hubicka <jh@suse.cz>
17520 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17521 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17522 * function.h (rtl_data): Add nothrow flag.
17523 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17524 set DECL_NOTHROW for AVAILABLE functions.
17526 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17528 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17529 following vector keyword has expansion starting with pixel or bool
17530 keyword, expand vector to __vector and pixel or bool to __pixel or
17534 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17535 warn_if_disallowed_function_p): Removed.
17536 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17537 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17538 warning_if_disallowed_function_p.
17539 * flags.h (warn_if_disallowed_function_p,
17540 warn_disallowed_functions): Removed.
17541 * common.opt (Wdisallowed-function-list=): Removed.
17542 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17544 2009-03-28 Richard Guenther <rguenther@suse.de>
17546 PR tree-optimization/38723
17547 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17550 2009-03-28 Jan Hubicka <jh@suse.cz>
17552 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17553 test introduced by my previous patch.
17555 2009-03-28 Richard Guenther <rguenther@suse.de>
17557 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17558 the PHIs value undefined.
17560 2009-03-28 Jan Hubicka <jh@suse.cz>
17562 * tree-pass.h (pass_fixup_cfg): New pass.
17563 * ipa-inline.c (inline_transform): Set
17564 always_inline_functions_inlined/after_inlining.
17565 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17566 (pass_fixup_cfg): New pass.
17567 * passes.c (init_optimization_passes): Add fixup_cfg.
17569 2009-03-28 Richard Guenther <rguenther@suse.de>
17571 PR tree-optimization/38458
17572 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17573 argument use the arguments copy-of value.
17575 2009-03-28 Richard Guenther <rguenther@suse.de>
17577 PR tree-optimization/38180
17578 * tree-ssa-ccp.c (get_default_value): Simplify.
17579 (likely_value): Likewise.
17580 (surely_varying_stmt_p): Properly handle VOP case.
17581 (ccp_initialize): Likewise.
17582 (ccp_fold): Handle propagating through *&.
17583 (fold_const_aggregate_ref): Also handle decls.
17585 2009-03-28 Jan Hubicka <jh@suse.cz>
17587 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17588 * cgraph.h (cgraph_node): Likewise.
17589 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17590 (cgraph_reset_node): Use process flag.
17591 (cgraph_mark_functions_to_output): Likewise.
17592 (cgraph_expand_function): Likewise.
17593 (cgraph_expand_all_functions): Likewise.
17594 (cgraph_output_in_order): Likewise.
17595 * dwarf2out.c (reference_to_unused): Likewise.
17596 * passes.c do_per_function_toporder): Likewise.
17598 2009-03-28 Jan Hubicka <jh@suse.cz>
17600 Bring from lto-branch:
17602 2008-09-03 Doug Kwan <dougkwan@google.com>
17604 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17605 enums instead of reason strings.
17606 * cgraph.c (cgraph_create_edge): Same.
17607 (cgraph_inline_failed_string): New function.
17608 * cgraph.h (cgraph_inline_failed_t): New enum type.
17609 (cgraph_inline_failed_string): New prototype.
17610 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17611 char pointer to cgraph_inline_failed_t.
17612 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17613 (cgraph_default_inline_p): Ditto.
17614 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17615 to cgraph_inline_failed_t pointer.
17616 * cif-code.def: New file.
17617 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17619 (cgraph_check_inline_limits): Change type of REASON to pointer to
17620 cgraph_inline_failed_t. Replace reason strings with enums.
17621 (cgraph_default_inline_p): Ditto.
17622 (cgraph_recursive_inlining_p): Ditto.
17623 (update_caller_keys): Change type of FAILED_REASON to
17624 cgraph_inline_failed_t.
17625 (cgraph_set_inline_failed): Change type of REASON to pointer to
17626 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17627 convert enums to strings for text output.
17628 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17629 to be of type cgraph_inline_failed_t. Replace reason strings with
17630 enums. Call cgraph_inline_failed_string to covert enums
17631 to strings for text output.
17632 (cgraph_decide_inlining): Replace reason strings with enums.
17633 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17634 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17636 * tree-inline.c (expand_call_inline): Change type of REASON
17637 to cgraph_inline_failed_t. Replace reason strings with enums.
17638 Call cgraph_inline_failed_string for text output.
17639 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17642 2009-03-28 Jan Hubicka <jh@suse.cz>
17644 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17645 cgraph_clone_node): Remove master clone handling.
17646 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17647 * cgraph.h (master_clone): Remove.
17648 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17649 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17650 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17652 2009-03-28 Jan Hubicka <jh@suse.cz>
17654 * cgraph.c (cgraph_function_body_availability): Functions declared
17655 inline are always safe to assume that it is not going to be replaced.
17657 2009-03-28 Richard Guenther <rguenther@suse.de>
17659 PR tree-optimization/38513
17660 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17662 EXC_PTR_EXPR and FILTER_EXPR.
17663 (get_ref_from_reference_ops): Likewise.
17665 2009-03-28 Richard Guenther <rguenther@suse.de>
17667 PR tree-optimization/38968
17668 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17669 Use FLOOR_MOD_EXPR to compute misalignment.
17671 2009-03-28 Richard Guenther <rguenther@suse.de>
17673 PR tree-optimization/37795
17674 * tree.h (combine_comparisons): Declare.
17675 * fold-const.c (combine_comparisons): Export.
17676 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17678 (ifcombine_iforif): Use combine_comparisons.
17680 2009-03-28 Jan Hubicka <jh@suse.cz>
17682 * tree-eh.c (inlinable_call_p): New function.
17683 (make_eh_edges): Use it.
17684 (verify_eh_edges): Use it.
17685 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17686 * except.c (reachable_next_level): Add inlinable_function argument
17687 (sjlj_find_directly_reachable_regions): Update.
17688 (add_reachable_handler): Do not set saw_any_handlers.
17689 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17690 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17691 Add new inlinable call parameter.
17692 (can_throw_internal, can_throw_external): Update.
17693 * except.h (can_throw_internal_1, can_throw_external_1,
17694 foreach_reachable_handler): Update declaration.
17696 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17698 * config/arm/t-arm-coff, config/h8300/coff.h,
17699 config/i386/i386-aout.h, config/i386/i386-coff.h,
17700 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17701 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17702 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17703 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17704 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17705 sys-types.h: Remove.
17706 * Makefile.in: Remove protoize and fixproto support and references
17708 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17709 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17711 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17712 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17713 unprotoize$(exeext).
17714 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17715 (.PHONY): Don't depend on proto.
17716 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17717 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17718 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17719 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17720 build/gen-protos.o, build/scan.o, xsys-protos.h,
17721 build/fix-header$(build_exeext), build/fix-header.o,
17722 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17723 stmp-install-fixproto): Remove.
17724 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17725 SYSCALLS.c or fixproto files.
17726 (install-common): Don't install protoize.
17727 (install-headers-tar, install-headers-cpio, install-headers-cp):
17728 Don't depend on $(STMP_FIXPROTO).
17729 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17730 install fixproto files or write out fixproto settings.
17731 (uninstall): Don't uninstall protoize.
17732 * config.gcc (use_fixproto): Remove.
17733 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17734 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17735 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17736 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17737 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17738 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17739 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17740 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17741 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17742 * config/t-vxworks (STMP_FIXPROTO): Remove.
17743 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17744 STMP_FIXPROTO): Remove.
17745 * config.in, configure: Regenerate.
17746 * crtstuff.c (gid_t, uid_t): Don't undefine.
17747 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17748 (arm-*-coff, arm-*-aout: Remove target entries.
17749 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17750 Remove mention of AIX 4.1.
17751 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17752 * doc/invoke.texi (Running Protoize): Remove.
17753 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17754 (Protoize Caveats): Remove.
17755 * tsystem.h: Update comments on headers assumed to exist.
17757 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17759 * genautomata.c: Add a new year to the copyright. Add a new
17761 (struct insn_reserv_decl): Add comments for member bypass_list.
17762 (find_bypass): Remove.
17763 (insert_bypass): New.
17764 (process_decls): Use insert_bypass.
17765 (output_internal_insn_latency_func): Output all bypasses with the
17766 same input insn in one switch case.
17768 * rtl.def (define_bypass): Describe bypass choice.
17769 * doc/md.texi (define_bypass): Ditto.
17771 2009-03-27 Richard Guenther <rguenther@suse.de>
17773 * gimplify.c (mark_addressable): Export.
17774 * tree-flow.h (mark_addressable): Declare.
17775 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17776 * tree-ssa.c (verify_phi_args): Verify that address taken
17777 variables have TREE_ADDRESSABLE set.
17779 2009-03-27 Richard Guenther <rguenther@suse.de>
17781 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17782 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17783 Do not mark decls TREE_ADDRESSABLE.
17784 (build_fold_addr_expr): Adjust.
17785 (fold_addr_expr): Remove.
17786 (fold_unary): Use build_fold_addr_expr.
17787 (fold_comparison): Likewise.
17788 (split_address_to_core_and_offset): Likewise.
17789 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17791 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17792 (gimplify_modify_expr_to_memcpy): Mark source and destination
17794 * omp-low.c (create_omp_child_function): Mark the object decl
17796 (lower_rec_input_clauses): Mark the var we take the address of
17798 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17800 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17802 PR middle-end/39315
17803 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17804 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17806 2009-03-27 Richard Guenther <rguenther@suse.de>
17808 PR tree-optimization/39120
17809 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17811 (handle_lhs_call): Process return constraints. Add escape
17812 constraints if necessary.
17813 (handle_const_call): Fill out return constraints. Make nested
17814 case more precise. Avoid consttmp if possible.
17815 (handle_pure_call): Fill out return constraints. Avoid
17816 callused if possible.
17817 (find_func_aliases): Simplify call handling.
17819 2009-03-27 Richard Guenther <rguenther@suse.de>
17821 PR tree-optimization/39120
17822 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17823 as a representative.
17824 (solve_graph): Do propagate CALLUSED.
17825 (handle_pure_call): Use a scalar constraint from CALLUSED for
17827 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17830 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17833 * c-common.c (handle_aligned_attribute): Properly check alignment
17834 overflow. Use (1U << i) instead of (1 << i).
17836 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17838 * expr.h (get_mem_align_offset): Updated.
17840 * tree.h (tree_decl_common): Change align to "unsigned int" and
17841 move it before pointer_alias_set.
17843 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17844 Jakub Jelinek <jakub@redhat.com>
17847 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17848 gr_register_operand with gr_reg_or_0_operand.
17849 (cmpxchg_rel_di): Likewise.
17850 (sync_lock_test_and_set<mode>): Likewise.
17852 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17854 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17855 (true_regnum): Likewise.
17857 * rtlanal.c (subreg_info): Moved to ...
17858 * rtl.h (subreg_info): Here. New.
17859 (subreg_get_info): New.
17861 * rtlanal.c (subreg_get_info): Make it extern.
17863 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17866 * config/i386/i386.c (ix86_abi): New.
17867 (override_options): Handle -mabi=.
17868 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17869 (ix86_call_abi_override): Likewise.
17870 (init_cumulative_args): Likewise.
17871 (function_arg_advance): Likewise.
17872 (function_arg_64): Likewise.
17873 (function_arg): Likewise.
17874 (ix86_pass_by_reference): Likewise.
17875 (ix86_function_value_regno_p): Likewise.
17876 (ix86_build_builtin_va_list_abi): Likewise.
17877 (setup_incoming_varargs_64): Likewise.
17878 (is_va_list_char_pointer): Likewise.
17879 (ix86_init_machine_status): Likewise.
17880 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17881 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17882 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17883 (ix86_function_abi): Make it static and return enum calling_abi.
17884 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17886 (ix86_fn_abi_va_list): Updated.
17888 * config/i386/i386.h (ix86_abi): New.
17889 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17890 (CONDITIONAL_REGISTER_USAGE): Likewise.
17891 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17892 (machine_function): Likewise.
17894 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17896 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17897 (STACK_BOUNDARY): Likewise.
17898 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17900 * config/i386/i386.opt (mabi=): New.
17902 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17903 return enum calling_abi.
17904 (ix86_function_type_abi): Likewise.
17905 (ix86_function_abi): Removed.
17907 * doc/invoke.texi: Document -mabi= option for x86.
17909 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17911 * builtins.c (real_dconstp): Delete.
17912 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17914 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17915 Jakub Jelinek <jakub@redhat.com>
17918 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17919 (gen_subprogram_die): When a function is explicit, generate the
17920 DW_AT_explicit attribute.
17921 * langhooks.h (struct lang_hooks_for_decls): Add
17922 function_decl_explicit_p langhook.
17923 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17924 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17926 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17928 * builtins.c (fold_builtin_memory_op): Optimize memmove
17929 into memcpy if we can prove source and destination don't overlap.
17931 * tree-inline.c: Include gt-tree-inline.h.
17932 (clone_fn_id_num): New variable.
17933 (clone_function_name): New function.
17934 (tree_function_versioning): Use it.
17935 * Makefile.in (GTFILES): Add tree-inline.c.
17937 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17939 * BASE-VER: Change to 4.5.0.
17941 2009-03-27 Xinliang David Li <davidxl@google.com>
17943 PR tree-optimization/39557
17944 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17946 2009-03-27 Xinliang David Li <davidxl@google.com>
17948 PR tree-optimization/39548
17949 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17952 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17954 * c-common.c (pointer_int_sum): Use %wd on return from
17957 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17959 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17960 on return from tree_low_cst.
17962 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17965 * ginclude/stdarg.h (va_copy): Define also for
17966 __GXX_EXPERIMENTAL_CXX0X__.
17968 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17971 * builtins.h (c_strlen): Do not warn here.
17972 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17973 * c-common.c (pointer_int_sum): Take an explicit location.
17974 Warn about offsets out of bounds.
17975 * c-common.h (pointer_int_sum): Adjust declaration.
17977 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17979 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17982 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17985 * opts.c (warn_if_disallowed_function_p): Don't assume
17986 get_callee_fndecl must return non-NULL.
17988 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17990 PR rtl-optimization/39522
17991 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17992 when reg_reloaded_valid is set.
17994 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17996 * config/spu/divv2df3.c: New file.
17997 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17998 (DPBIT_FUNCS): Filter out _div_df.
18000 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18002 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18003 a jump insn, count that jump in the distance to the loop start.
18005 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18008 * config/sh/sh.c (calc_live_regs): Fix condition for global
18009 registers except PIC_OFFSET_TABLE_REGNUM.
18011 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18014 * doc/invoke.texi (-mconsole): New.
18016 (-mno-cygwin): New.
18018 (-mnop-fun-dllimport): New.
18022 (sub section "i386 and x86-64 Windows Options"): New.
18024 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18026 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18027 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18029 2009-03-25 Richard Guenther <rguenther@suse.de>
18031 PR middle-end/39497
18032 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18035 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18037 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18038 neither of haifa/selective schedulers are working.
18040 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18042 * doc/invoke.texi (Debugging Options): Fix description of
18043 -fno-merge-debug-strings.
18045 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18047 * config/cris/libgcc.ver: New version-script.
18048 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18050 * configure.ac <GAS features, nop mnemonic>: Add pattern
18051 crisv32-*-* for "nop".
18052 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18053 * configure: Regenerate.
18055 2009-03-24 Ira Rosen <irar@il.ibm.com>
18057 PR tree-optimization/39529
18058 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18059 mark_sym_for_renaming for the tag copied to the new vector
18062 2009-03-24 Arthur Loiret <aloiret@debian.org>
18064 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18065 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18066 EXTRA_SPEC_FUNCTIONS.
18067 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18068 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18069 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18070 -march and -mtune options.
18072 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18074 * config/m68k/t-rtems: Add m5329 multilib.
18076 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18077 Jakub Jelinek <jakub@redhat.com>
18080 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18083 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18086 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18087 instead of c_parser_expression_conv, if original_code isn't one of the
18088 4 allowed comparison codes, fail.
18090 2009-03-23 Richard Guenther <rguenther@suse.de>
18092 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18093 * tree.h (struct tree_type): Likewise.
18094 * reload.h (struct insn_chain): Likewise.
18095 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18096 * function.h (struct function): Likewise.
18097 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18099 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18101 PR tree-optimization/39516
18102 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18104 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18106 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18107 should be set true if BITS_PER_WORD of target is bigger than 32
18109 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18111 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18112 Translate -B-options to -rpath-link. Correct existing
18113 rpath-link and conditionalize on !nostdlib.
18115 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18117 * doc/extend.texi (Function Attributes, Variable Attributes):
18119 * doc/invoke.texi (Debugging Options, Optimize Options)
18120 (i386 and x86-64 Options, MCore Options): Likewise.
18122 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18125 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18126 it for block local namespace aliases.
18127 (gen_decl_die): Pass context_die to gen_namespace_die.
18129 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18132 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18133 minimum or maximum value.
18135 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18137 * reginfo.c (globalize_reg): Recompute derived reg sets.
18139 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18142 * libgcc2.c (mprotect): Do not use signed arguments for
18143 VirtualProtect, use DWORD arguments. Also fix the 'may
18144 be used uninitialized' warning for the np variable.
18146 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18149 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18150 functions using regparm calling conventions when not optimizing.
18151 (ix86_function_sseregparm): Similarly for sseregparm calling
18154 2009-03-19 Li Feng <nemokingdom@gmail.com>
18156 PR middle-end/39500
18157 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18158 dependence if the first conflict is after niter iterations.
18160 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18162 PR middle-end/38609
18163 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18164 functions with dynamic stack-pointer adjustments.
18166 2009-03-19 Ben Elliston <bje@au.ibm.com>
18168 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18169 option; change to -msdata=data.
18171 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18173 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18176 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18179 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18181 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18183 * doc/invoke.texi (Code Gen Options): Expand discussion of
18186 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18188 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18189 * matrix-reorg.c (struct matrix_info): Likewise.
18190 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18191 * rtl.h (struct mem_attrs): Likewise.
18192 * df.h (struct df): Likewise.
18193 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18194 * ira-int.h (struct ira_allocno): Likewise.
18195 * df-scan.c (struct df_collection_rec): Likewise.
18196 * ira.c (struct equivalence): Likewise.
18197 * function.c (struct temp_slot): Likewise.
18198 * cfgloop.h (struct loop): Likewise.
18201 * function.c (use_register_for_decl): When not optimizing, disregard
18202 register keyword for variables with types containing methods.
18204 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18206 PR middle-end/39447
18207 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18208 (is_simple_operand): Call contains_component_ref_p before calling data
18209 reference analysis that would fail on COMPONENT_REFs.
18211 * tree-vrp.c (search_for_addr_array): Fix formatting.
18213 2009-03-18 Richard Guenther <rguenther@suse.de>
18215 * tree-vect-transform.c (vect_loop_versioning): Fold the
18216 generated comparisons.
18217 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18218 (slpeel_tree_peel_loop_to_edge): Likewise.
18220 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18222 PR middle-end/37805
18223 * opts.c (print_specific_help): In addition to `undocumented',
18224 accept `separate' and `joined' flags if passed alone. Describe
18225 output by the first matched one of those.
18226 (common_handle_option): Skip over empty strings.
18227 * gcc.c (display_help): Fix help string for `--help='.
18228 * doc/invoke.texi (Option Summary, Overall Options): With
18229 `--help=', classes and qualifiers can both be repeated, but
18230 only the latter can be negated. One should not pass only
18231 negated qualifiers. Fix markup and examples.
18234 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18235 PR middle-end/37805
18236 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18237 and -fhelp=separate.
18239 2009-03-17 Jing Yu <jingyu@google.com>
18241 PR middle-end/39378
18242 * function.h (struct rtl_data): Move is_thunk from here...
18243 (struct function): ...to here.
18244 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18245 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18247 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18249 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18250 (alpha_output_function_end_prologue): Likewise.
18251 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18252 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18253 (rs6000_output_function_epilogue): Likewise.
18254 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18256 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18259 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18260 from different units in a single alternative.
18261 (*truncdfsf_i387): Ditto.
18262 (*truncxfsf2_mixed): Ditto.
18263 (*truncxfdf2_mixed): Ditto.
18265 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18267 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18268 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18271 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18272 unused non-artificial variables when not optimizing.
18275 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18276 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18277 NAMESPACE_DECL in its DECL_INITIAL.
18279 PR middle-end/39443
18280 * optabs.c (set_user_assembler_libfunc): New function.
18281 * expr.h (set_user_assembler_libfunc): New prototype.
18282 * c-common.c: Include libfuncs.h.
18283 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18284 for memcmp, memset, memcpy, memmove and abort.
18285 * Makefile.in (c-common.o): Depend on libfuncs.h.
18288 * dwarf2out.c (gen_inlined_enumeration_type_die,
18289 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18290 gen_tagged_type_instantiation_die): Removed.
18291 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18294 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18297 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18299 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18300 (check-parallel-%): Ditto.
18301 (check-consistency): Ditto.
18303 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18305 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18306 local variable rhs by NULL_TREE.
18308 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18311 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18313 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18316 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18318 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18321 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18322 for ms->sysv ABI calls only in 64bit mode.
18324 * config/i386/i386.md (untyped_call): Support 32bit.
18326 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18328 * doc/extend.texi: Replace x86_65 with x86_64.
18330 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18332 PR tree-optimization/39455
18333 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18334 mismatches for POINTER_TYPE_P (type).
18335 (number_of_iterations_le): Likewise.
18337 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18339 * config/picochip/picochip.c: Removed profiling support.
18340 * config/picochip/picochip.md: Removed profiling instruction.
18341 * config/picochip/picochip.h: Removed profiling builtin.
18343 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18345 * doc/install.texi (--with-host-libstdcxx): Document.
18347 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18350 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18351 generate a warning if the function name does not begin with
18352 "__vector" and the function has either the 'signal' or 'interrupt'
18353 attribute, from here to ...
18354 (avr_declare_function_name): ...here. New function.
18355 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18356 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18358 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18361 * cse.c (fold_rtx): Don't modify original const_arg1 when
18362 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18363 separate variable instead.
18364 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18365 from out of range shift counts.
18366 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18368 2009-03-13 Catherine Moore <clm@codesourcery.com>
18370 * config/i386/x-mingw32 (host-mingw32.o): Replace
18371 diagnostic.h with $(DIAGNOSTIC_H).
18373 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18376 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18378 * config/i386/sync.md (sync_compare_and_swap<mode>,
18379 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18380 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18382 (sync_double_compare_and_swapdi_pic,
18383 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18384 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18386 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18389 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18391 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18394 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18395 (avx_addsubv4df3): Likewise.
18396 (*avx_addsubv4sf3): Likewise.
18397 (sse3_addsubv4sf3): Likewise.
18399 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18402 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18404 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18407 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18408 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18409 registers for allocnos created from user-defined variables.
18411 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18414 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18415 of non-integer mode as well.
18417 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18419 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18420 for functions for which the parameter types are unknown.
18422 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18425 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18426 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18427 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18428 * config/i386/i386.c (ix86_local_alignment): For
18429 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18430 long long variables on the stack to avoid dynamic realignment.
18431 Allow the first argument to be a decl rather than type.
18432 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18434 2009-03-11 Nick Clifton <nickc@redhat.com>
18437 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18439 Add description to mno-lsim option.
18440 * config/mcore/mcore.h: Remove comment about deprecated m4align
18442 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18443 * doc/invoke.texi: Add description of mno-lsim and
18444 mstack-increment options.
18446 * config/fr30/fr30.opt: Document the -mno-lsim option.
18447 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18448 and -mno-lsim options.
18450 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18452 * fold-const.c (fold_comparison): Only call fold_inf_compare
18453 if the mode supports infinities.
18455 2009-03-11 Jason Merrill <jason@redhat.com>
18458 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18459 end already did. Notice GIMPLE_CALL modifications of the result.
18460 Don't copy debug information from an ignored decl or a decl from
18463 2009-03-10 Richard Guenther <rguenther@suse.de>
18464 Nathan Froyd <froydnj@codesourcery.com>
18466 PR middle-end/37850
18467 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18468 (__divMODE3): Likewise.
18470 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18472 PR tree-optimization/39394
18473 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18474 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18476 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18478 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18479 inline asms for register asm ("") declarations.
18481 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18483 * fold-const.c (fold_unary): Fix comment.
18485 2009-03-07 Jan Hubicka <jh@suse.cz>
18488 * tree-inline.c (setup_one_parameter): Do replacement of const
18489 argument by constant in SSA form.
18491 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18493 PR middle-end/38028
18494 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18495 determine alignment passed to assign_stack_local.
18496 (assign_parms_unsplit_complex): Likewise.
18497 * except.c (sjlj_build_landing_pads): Likewise.
18499 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18501 PR middle-end/39360
18502 * tree-flow.h (add_referenced_var): Return bool instead of void.
18503 * tree-dfa.c (add_referenced_var): Return result of
18504 referenced_var_check_and_insert call.
18505 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18506 of referenced_var_check_and_insert.
18509 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18510 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18511 DIE, don't emit it if abstract origin already has it.
18512 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18513 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18515 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18517 * genpreds.c (needs_variable): Fix parentheses at variable name
18519 (write_tm_constrs_h): Indent generated code.
18521 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18523 * doc/extend.texi (Function Attributes): Add documentation
18524 for isr attributes.
18526 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18529 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18530 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18532 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18534 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18537 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18540 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18541 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18543 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18545 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18546 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18547 constants instead of magic numbers.
18548 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18550 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18551 (x86_64_ms_abi_int_parameter_registers): Ditto.
18552 (x86_64_int_return_registers): Ditto.
18553 (ix86_maybe_switch_abi): Ditto.
18554 (ix86_expand_call): Ditto for clobbered_registers array.
18555 (ix86_hard_regno_mode_ok): Ditto.
18556 (x86_extended_QIreg_mentioned_p): Ditto.
18558 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18560 PR tree-optimization/39349
18561 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18563 * combine.c (gen_lowpart_for_combine): Use omode when generating
18566 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18568 PR rtl-optimization/39235
18569 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18571 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18573 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18575 2009-03-04 Richard Guenther <rguenther@suse.de>
18577 PR tree-optimization/39362
18578 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18579 that occur in abnormal PHIs should be varying.
18581 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18583 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18585 (simple_iv): Take loop as an argument instead of statement.
18586 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18587 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18589 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18591 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18592 * matrix-reorg.c (analyze_transpose): Ditto.
18593 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18594 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18595 * tree-predcom.c (ref_at_iteration): Ditto.
18596 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18598 2009-03-04 Richard Guenther <rguenther@suse.de>
18600 PR tree-optimization/39358
18601 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18602 escaped_id and callused_id.
18603 (solve_graph): Likewise.
18605 2009-03-04 Richard Guenther <rguenther@suse.de>
18607 PR tree-optimization/39339
18608 * tree-sra.c (try_instantiate_multiple_fields): Make it
18609 no longer ICE on the above.
18611 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18613 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18614 that fits within Pmode.
18616 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18618 PR middle-end/10109
18619 * tm.texi (LIBCALL_VALUE): Update description.
18621 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18623 PR middle-end/34443
18624 * doc/extend.texi (section): Update description.
18626 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18628 PR middle-end/39345
18629 * tree-inline.c (remapped_type): New.
18630 (can_be_nonlocal): Call remapped_type instead of remap_type.
18632 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18635 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18636 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18638 2009-03-03 Richard Guenther <rguenther@suse.de>
18640 PR middle-end/39272
18641 * tree.c (tree_nonartificial_location): New function.
18642 * tree.h (tree_nonartificial_location): Declare.
18643 * builtins.c (expand_builtin_memory_chk): Provide location
18644 of the call location for artificial function pieces.
18645 (maybe_emit_chk_warning): Likewise.
18646 (maybe_emit_sprintf_chk_warning): Likewise.
18647 (maybe_emit_free_warning): Likewise.
18648 * expr.c (expand_expr_real_1): Likewise.
18650 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18652 PR tree-optimization/39343
18653 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18654 COMPONENT_REF t has ARRAY_TYPE.
18656 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18658 PR middle-end/39335
18659 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18660 when the type precision of the induction variable should be
18661 larger than the type precision of nit.
18662 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18663 * graphite.c (graphite_loop_normal_form): Same.
18664 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18666 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18668 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18669 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18670 numbers to describe clobbered registers.
18671 (*call_value_0_rex64_ms_sysv): Ditto.
18672 * config/i386/mmx.md (mmx_emms): Ditto.
18673 (mmx_femms): Ditto.
18675 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18677 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18680 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18682 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18683 (spu_section_type_flags): New function.
18685 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18687 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18688 reg_class_contents of FLOAT_REGS into a temporary.
18690 2009-03-02 Richard Guenther <rguenther@suse.de>
18691 Ira Rosen <irar@il.ibm.com>
18693 PR tree-optimization/39318
18694 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18695 information to the vectorized statement.
18697 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18699 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18700 variable. Use defined names instead of magic constants for REX SSE
18703 2009-03-01 Richard Guenther <rguenther@suse.de>
18705 PR tree-optimization/39331
18706 * omp-low.c (lower_send_shared_vars): Do not receive new
18707 values for the reference of DECL_BY_REFERENCE parms or results.
18709 2009-03-01 Jan Hubicka <jh@suse.cz>
18712 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18713 BLOCK_NONLOCALIZED_VAR): New macros.
18714 (tree_block): Add nonlocalized_vars.
18715 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18716 gen_decl_die): Add origin argument. Allow generation of die with
18717 origin at hand only.
18718 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18719 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18721 (gen_block_die): Fix checking for unused blocks.
18722 (process_scope_var): Break out from .... ; work with origins only.
18723 (decls_for_scope) ... here; process nonlocalized list.
18724 (dwarf2out_ignore_block): Look for nonlocalized vars.
18725 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18727 (dump_scope_block): Dump them.
18728 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18729 (remap_block): Likewise.
18730 (can_be_nonlocal): New predicate.
18731 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18733 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18735 * configure: Regenerate.
18737 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18739 * optc-gen.awk: No need to duplicate option flags twice.
18740 Reuse help texts for duplicate options which do not have any.
18742 * gcc.c (display_help): Document --version.
18744 * gcc.c (main): If print_help_list and verbose_flag, ensure
18745 driver output comes before subprocess output.
18747 * optc-gen.awk: Assign all remaining fields to help string,
18748 space-separated, for multi-line help in *.opt.
18750 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18751 -Wno-pedantic-ms-format is for MinGW targets only.
18753 * doc/options.texi (Option file format): Fix bad indentation,
18754 restoring dropped sentence.
18756 2009-02-28 Jan Hubicka <jh@suse.cz>
18758 * tree-inline.c (tree_function_versioning): Output debug info.
18760 2009-02-28 Jan Hubicka <jh@suse.cz>
18763 * tree-inline.c (setup_one_parameter): Do not copy propagate
18764 arguments when not optimizing.
18766 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18769 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18770 (avx_addsubv4df3): Likewise.
18771 (*avx_addsubv4sf3): Likewise.
18772 (sse3_addsubv4sf3): Likewise.
18773 (*avx_addsubv2df3): Likewise.
18774 (sse3_addsubv2df3): Likewise.
18775 (avx_unpckhps256): Correct item selectors.
18776 (avx_unpcklps256): Likewise.
18777 (avx_unpckhpd256): Likewise.
18778 (avx_unpcklpd256): Likewise.
18780 2009-02-28 Jan Hubicka <jh@suse.cz>
18782 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18784 (copy_arguments_for_versioning): If var is declared don't declare it.
18785 (tree_function_versioning): First setup substitutions and then copy
18788 2009-02-27 Jan Hubicka <jh@suse.cz>
18791 * cgraph.h (varpool_output_debug_info): Remove.
18792 * cgraphunit.c (varpool_output_debug_info): Remove.
18793 * dwarf2out.c (deferred_locations_struct): New struct
18794 (deferred_locations): New type.
18795 (deferred_locations_list): New static var.
18796 (deffer_location): New function.
18797 (gen_variable_die): Use it.
18798 (decls_for_scope): Output info on local static vars.
18799 (dwarf2out_finish): Process deferred locations.
18800 * varpool.c (varpool_output_debug_info): Remove.
18802 2009-02-27 Jan Hubicka <jh@suse.cz>
18805 * tree.h (TREE_PROTECTED): Fix comment.
18806 (BLOCK_HANDLER_BLOCK): Remove.
18807 (struct tree_block): Remove handler_block add body_block.
18808 (inlined_function_outer_scope_p): New.
18809 (is_body_block): Remove.
18810 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18811 * dwarf2out.c (is_inlined_entry_point): Remove.
18812 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18813 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18815 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18816 * gimplify.c (gimplify_expr): Gimplify body blocks.
18817 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18818 block with multiple subblocks.
18819 (dump_scope_block): Prettier output; dump more flags and info.
18820 (dump_scope_blocks): New.
18821 (remove_unused_locals): Use dump_scope_blocks.
18822 * tree-flow.h (dump_scope_blocks): Declare.
18823 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18824 * stmt.c (is_body_block): Remove.
18825 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18826 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18828 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18830 PR middle-end/39308
18831 * graphite.c (graphite_loop_normal_form): Do not call
18832 number_of_iterations_exit from a gcc_assert.
18834 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18836 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18837 jumps if COND is NULL.
18838 (find_cond_jump): New function.
18839 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18840 * config/s390/s390.md: Remove z10_cobra attribute value.
18842 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18844 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18845 force_const_mem returns NULL_RTX.
18847 2009-02-26 Jan Hubicka <jh@suse.cz>
18850 * cgraph.h (varpool_output_debug_info): Remove.
18851 * cgraphunit.c (varpool_output_debug_info): Remove.
18852 * dwarf2out.c (deferred_locations_struct): New struct
18853 (deferred_locations): New type.
18854 (deferred_locations_list): New static var.
18855 (deffer_location): New function.
18856 (gen_variable_die): Use it.
18857 (decls_for_scope): Output info on local static vars.
18858 (dwarf2out_finish): Process deferred locations.
18859 * varpool.c (varpool_output_debug_info): Remove.
18861 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18863 PR rtl-optimization/39241
18864 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18865 to subreg_offset_representable_p.
18867 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18869 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18870 execute function prototype. Get f and nregs from max_reg_num
18871 and get_insns. Remove the first backward pass as it's dead,
18872 guard the forward pass by flag_expensive_optimizations.
18873 (rest_of_handle_regmove): Delete.
18874 (pass_regmove): Replace it with regmove_optimize.
18876 2009-02-25 Martin Jambor <mjambor@suse.cz>
18878 PR tree-optimization/39259
18879 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18880 calls_alloca function flags.
18881 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18882 calls are detected.
18884 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18886 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18887 flags_set_1_rtx, flags_set_1_set): Delete.
18888 (regmove_optimize): Do not call mark_flags_life_zones.
18890 2009-02-24 Julian Brown <julian@codesourcery.com>
18893 * config/arm/arm.c (require_pic_register): Only set
18894 cfun->machine->pic_reg once per function.
18896 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18898 * doc/invoke.texi (Link Options): Document an easier way to pass
18899 options that take arguments to the GNU linker using -Xlinker and -Wl.
18901 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18904 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18906 2009-02-24 Richard Guenther <rguenther@suse.de>
18909 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18911 2009-02-24 Richard Guenther <rguenther@suse.de>
18912 Zdenek Dvorak <ook@ucw.cz>
18914 PR tree-optimization/39233
18915 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18916 from converting them to a generic type.
18918 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18920 PR tree-optimization/39260
18921 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18922 contains a condition with a real type.
18923 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18925 2009-02-23 Jason Merrill <jason@redhat.com>
18928 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18929 narrowing_initializer_constant_valid_p.
18930 (narrowing_initializer_constant_valid_p): Don't return
18931 null_pointer_node for adding a pointer to itself.
18933 2009-02-23 Jan Hubicka <jh@suse.cz>
18936 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18939 2009-02-23 Jan Hubicka <jh@suse.cz>
18941 PR tree-optimization/37709
18942 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18943 * tree.h (block_ultimate_origin): Declare.
18944 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18945 * tree-ssa-live.c (remove_unused_scope_block_p):
18946 Eliminate blocks containig no instructions nor live variables nor
18948 (dump_scope_block): New function.
18949 (remove_unused_locals): Enable removal of dead blocks by default;
18950 enable dumping at TDF_DETAILS.
18952 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18954 * config/i386/i386.c (classify_argument): Don't allow COImode
18956 (function_arg_advance_32): Don't allow OImode.
18957 (function_arg_32): Likewise.
18958 (function_value_32): Likewise.
18959 (return_in_memory_32): Likewise.
18960 (function_arg_64): Remove OImode comment.
18962 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18965 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18966 ix86_expand_vector_set for V4DImode in 64bit mode only.
18967 (ix86_expand_vector_init_one_var): Likewise.
18969 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18971 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18973 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18976 * loop-iv.c: Revert last change.
18977 * emit-rtl.c: Likewise.
18979 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18982 * config/i386/i386.c (type_natural_mode): Remove an extra
18983 space in the warning message.
18984 (function_value_32): Handle 32-byte vector modes.
18985 (return_in_memory_32): Likewise.
18987 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18989 * loop-iv.c (truncate_value): New function.
18990 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18992 (lowpart_subreg): Move to...
18993 * emit-rtl.c: ...here.
18995 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18997 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18998 accidental and undocumented change at revision 140860.
19000 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19002 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19003 take gimple_seq * arguments.
19004 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19005 types_compatible_p langhook.
19007 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19008 Joseph Myers <joseph@codesourcery.com>
19010 * config/arm/arm.c (arm_builtin_va_list): New function.
19011 (arm_expand_builtin_va_start): Likewise.
19012 (arm_gimplify_va_arg_expr): Likewise.
19013 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19014 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19015 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19016 (va_list_type): New variable.
19017 (arm_mangle_type): Mangle va_list_type appropriately.
19019 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19021 PR middle-end/39157
19022 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19023 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19024 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19025 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19026 parameter to 1000 for -O1 by default.
19027 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19029 * loop-invariant.c: Include params.h.
19030 (move_loop_invariants): Don't call move_single_loop_invariants on
19033 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19035 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19036 offset when calculating bounds for indexing stack_usage_map. Fixes
19037 a buffer overflow with certain target setups.
19039 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19042 * calls.c (expand_call): Clear try_tail_call if caller and callee
19043 disagree in promotion of function return value.
19045 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19048 * c-common.c (c_determine_visibility): If visibility changed and
19049 DECL_RTL has been already set, call make_decl_rtl to update symbol
19052 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19055 * varasm.c (assemble_variable): Don't check DECL_NAME when
19056 globalizing a variable.
19058 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19061 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19062 expression before any __builtin_trap call.
19063 * c-typeck.c (build_function_call): Convert and check function
19064 arguments before generating a call to a trap. Evaluate the
19065 function arguments before the trap.
19067 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19070 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19071 (UNSPEC_FXAM_MEM): New unspec.
19072 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19073 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19074 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19076 2009-02-19 Richard Guenther <rguenther@suse.de>
19078 PR tree-optimization/39207
19079 PR tree-optimization/39074
19080 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19081 storedanything_tree): New.
19082 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19083 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19084 (build_succ_graph): Add edges from STOREDANYTHING to all
19086 (init_base_vars): Initialize STOREDANYTHING.
19087 (compute_points_to_sets): Free substitution info after
19088 building the succ graph.
19089 (ipa_pta_execute): Likewise.
19091 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19093 (do_ds_constraint): Do not add to special var or non-pointer
19095 (type_could_have_pointers): Split out from ...
19096 (could_have_pointers): ... here. For arrays use the element type.
19097 (create_variable_info_for): Initialize may_have_pointers.
19098 (new_var_info): Likewise.
19099 (handle_lhs_call): Make the HEAP variable unknown-sized.
19100 (intra_create_variable_infos): Use a type with pointers for
19101 PARM_NOALIAS, make it unknown-sized.
19103 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19106 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19108 2009-02-18 Jason Merrill <jason@redhat.com>
19111 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19112 value if DECL_EXTERNAL.
19113 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19114 * target.h (gcc_target::binds_local_p): Clarify "module".
19115 * tree.h (TREE_PUBLIC): Clarify "module".
19117 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19120 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19121 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19123 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19126 * c.opt (Wabi): Support C and ObjC.
19129 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19131 * config/i386/i386.c (classify_argument): Warn once about the ABI
19132 change when passing union with long double.
19134 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19136 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19139 * c-parser.c (c_parser_compound_statement): Always enter and leave
19142 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19145 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19147 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19149 PR tree-optimization/36922
19150 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19151 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19154 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19156 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19159 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19161 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19163 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19165 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19168 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19169 Richard Sandiford <rdsandiford@googlemail.com>
19171 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19172 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19173 (loongson_biadd): ...this.
19175 2009-02-17 Richard Guenther <rguenther@suse.de>
19177 PR tree-optimization/39202
19178 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19179 a var make sure to follow existing collapses.
19181 2009-02-17 Richard Guenther <rguenther@suse.de>
19183 PR middle-end/39214
19184 * langhooks.c (lhd_print_error_function): Check for NULL block.
19186 2009-02-17 Richard Guenther <rguenther@suse.de>
19188 PR tree-optimization/39204
19189 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19192 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19194 * config/soft-fp/double.h: Update from glibc CVS.
19196 2009-02-17 Richard Guenther <rguenther@suse.de>
19198 PR tree-optimization/39207
19199 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19200 strict-aliasing warnings for pointers pointing to NULL.
19202 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19205 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19206 skipping until next close brace.
19208 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19211 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19212 to function argument boundary.
19214 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19216 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19217 in the lea_add. Reload eventually constraints it properly.
19218 * config/picochip/constraints.md: Remove the target constraint
19219 "b", since it is not needed anymore.
19221 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19223 * gthr-dce.h: Uglify function parameter and local variable names.
19224 * gthr-gnat.h: Likewise.
19225 * gthr-mipssde.h: Likewise.
19226 * gthr-nks.h: Likewise.
19227 * gthr-posix95.h: Likewise.
19228 * gthr-posix.h: Likewise.
19229 * gthr-rtems.h: Likewise.
19230 * gthr-single.h: Likewise.
19231 * gthr-solaris.h: Likewise.
19232 * gthr-tpf.h: Likewise.
19233 * gthr-vxworks.h: Likewise.
19234 * gthr-win32.h: Likewise.
19236 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386.md: Restrict the new peephole2 to move
19240 between MMX/SSE registers.
19242 2009-02-15 Richard Guenther <rguenther@suse.de>
19245 2009-02-13 Richard Guenther <rguenther@suse.de>
19247 * configure.ac: Enable LFS.
19248 * configure: Re-generate.
19249 * config.in: Likewise.
19251 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19253 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19254 spu_srqwbyte, spu_srqwbytebc): Define.
19255 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19256 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19257 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19258 "shrqby_<mode>"): New insn-and-split patterns.
19259 * config/spu/spu.c (expand_builtin_args): Determine and return
19260 number of operands using spu_builtin_description data.
19261 (spu_expand_builtin_1): Use it.
19263 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19266 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19269 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19272 * config/i386/i386.c (override_options): Correct warning
19273 messages for -malign-loops, -malign-jumps and -malign-functions.
19275 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19278 * config/i386/i386.md: Restrict the new peephole2 to move
19279 between the general purpose registers.
19281 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19284 * config/i386/i386.c (type_natural_mode): Add a new argument.
19285 Return the original mode and warn ABI change if vector size is 32byte.
19286 (function_arg_advance): Updated.
19287 (function_arg): Likewise.
19288 (ix86_function_value): Likewise.
19289 (ix86_return_in_memory): Likewise.
19290 (ix86_sol10_return_in_memory): Likewise.
19291 (ix86_gimplify_va_arg): Likewise.
19292 (function_arg_32): Don't warn ABX ABI change here.
19293 (function_arg_64): Likewise.
19295 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19297 * loop-iv.c (implies_p): In the final case, test that operands 0
19298 of the two comparisons match.
19300 * config/bfin/bfin.c (find_prev_insn_start): New function.
19301 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19302 (find_next_insn_start): Move.
19304 2009-02-13 Richard Guenther <rguenther@suse.de>
19306 * configure.ac: Enable LFS.
19307 * configure: Re-generate.
19308 * config.in: Likewise.
19310 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19313 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19314 sizes on syntax error after some arguments have been parsed.
19316 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19318 * doc/invoke.texi (-fira): Remove.
19320 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19322 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19323 * recog.c: Likewise.
19326 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19328 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19329 (umul_ppmm): Likewise.
19330 (count_leading_zeros): Likewise.
19331 (count_trailing_zeros): Likewise.
19332 (UMUL_TIME): Likewise.
19334 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19336 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19337 soft-fp/t-softfp to tmake_file.
19339 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19340 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19341 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19342 IA64_BUILTIN_INFQ]: New.
19343 (ia64_init_builtins): Initialize __builtin_infq,
19344 __builtin_fabsq and __builtin_copysignq if not HPUX.
19345 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19346 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19348 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19350 (__fixtfti): Likewise.
19351 (__fixunstfti): Likewise.
19352 (__floattitf): Likewise.
19354 * config/ia64/libgcc-glibc.ver: New.
19355 * config/ia64/t-fprules-softfp: Likewise.
19356 * config/ia64/sfp-machine.h: Likewise.
19358 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19359 (LIBGCC2_TF_CEXT): Likewise.
19360 (TF_SIZE): Likewise.
19361 (TARGET_INIT_LIBFUNCS): Likewise.
19363 * config/ia64/t-glibc (SHLINB_MAPFILES):
19364 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19366 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/i386.c (construct_container): Rewrite processing
19369 BLKmode with X86_64_SSE_CLASS.
19371 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19374 * config/i386/i386.md: Replace simplify_replace_rtx with
19375 replace_rtx in the new peephole2.
19377 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19379 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19380 loop unrolling do not happen at -O2.
19382 2009-02-12 Michael Matz <matz@suse.de>
19384 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19386 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19388 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19391 2009-02-12 Ben Elliston <bje@au.ibm.com>
19393 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19394 patterns when updating the back chain. Missed in the 2009-02-10
19397 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19399 * doc/extend.texi (Decimal Floating Types): Update identifier of
19400 draft TR and list of missing support.
19402 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19404 PR middle-end/39154
19405 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19406 bit to variable length decl's flags, add it also to its
19407 pointer replacement variable.
19409 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19410 Jakub Jelinek <jakub@redhat.com>
19413 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19414 (memory_blockage): New expander.
19415 (*memory_blockage): New insn pattern.
19416 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19417 instead of general blockage at the end of function prologue when
19418 frame pointer is used to access red zone area. Do not emit blockage
19419 when profiling, it is emitted in generic code.
19420 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19421 function epilogue when frame pointer is used to access red zone area.
19423 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19426 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19427 by arithmetic with memory operands.
19428 * config/i386/predicates.md (commutative_operator): New.
19430 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19432 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19435 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19437 * alias.h (record_alias_subset): Declare.
19438 * alias.c (record_alias_subset): Make global.
19440 2009-02-10 Nick Clifton <nickc@redhat.com>
19442 * tree-parloops.c: Change license to GPLv3.
19443 * ipa-struct-reorg.c: Change license to GPLv3.
19444 * ipa-struct-reorg.h: Change license to GPLv3.
19446 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19449 * c-decl.c (start_struct): Return NULL on error.
19451 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19453 PR middle-end/39124
19454 * cfgloopmanip.c (remove_path): Call remove_bbs after
19455 cancel_loop_tree, not before it.
19458 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19459 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19460 VAR_DECLs were seen.
19461 * tree-ssa-live.c (remove_unused_locals): Recompute
19462 cfun->has_local_explicit_reg_vars.
19463 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19464 copies or clearings if cfun->has_local_explicit_reg_vars.
19466 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19469 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19470 of function prologue when frame pointer is used to access
19473 2009-02-10 Richard Guenther <rguenther@suse.de>
19475 PR middle-end/39127
19476 * gimplify.c (gimple_regimplify_operands): Always look if
19477 we need to create a temporary.
19479 2009-02-10 Richard Guenther <rguenther@suse.de>
19481 PR tree-optimization/39132
19482 * tree-loop-distribution.c (todo): New global var.
19483 (generate_memset_zero): Trigger TODO_rebuild_alias.
19484 (tree_loop_distribution): Return todo.
19486 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19489 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19490 (x86_64_reg_class_name): Removed.
19491 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19492 first one isn't X86_64_SSE_CLASS or any other ones aren't
19493 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19494 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19495 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19496 and 3 X86_64_SSEUP_CLASS.
19497 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19498 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19500 2009-02-10 Ben Elliston <bje@au.ibm.com>
19502 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19503 form instruction to update the stack back chain word, even if the
19504 user has disabled the generation of update instructions.
19505 (movdi_<mode>_update_stack): New.
19506 (movsi_update_stack): Likewise.
19507 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19508 always use an update form instruction to update the stack back
19511 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19513 PR middle-end/38953
19514 * graphite.c (if_region_set_false_region): After moving a region in
19515 the false branch of a condition, remove the empty dummy basic block.
19516 (gloog): Remove wrong fix for PR38953.
19518 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19520 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19521 generation due to implicit sign extension.
19523 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19525 PR middle-end/38981
19526 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19527 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19529 2009-02-09 Richard Guenther <rguenther@suse.de>
19531 PR middle-end/35202
19532 * convert.c (convert_to_real): Disable (float)fn((double)x)
19533 to fnf(x) conversion if errno differences may occur and
19534 -fmath-errno is set.
19536 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19538 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19539 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19540 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19542 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19545 * c-common.c (handle_alias_attribute): Disallow attribute for
19546 anything not a FUNCTION_DECL or VAR_DECL.
19548 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19551 * real.c (do_compare): Special-case compare of zero against
19552 decimal float value.
19554 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19557 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19558 as indicating flexible array members unless the field itself is
19559 being declarared as the incomplete array.
19561 2009-02-06 Jan Hubicka <jh@suse.cz>
19563 PR tree-optimization/38844
19564 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19565 is already inlined.
19567 2009-02-06 Richard Guenther <rguenther@suse.de>
19569 PR middle-end/38977
19570 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19571 fork because we may expand it as __gcov_fork.
19573 2009-02-06 Nick Clifton <nickc@redhat.com>
19575 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19577 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19579 PR tree-optimization/35659
19580 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19581 vn_phi_eq): Shortcut if hashcode does not match.
19582 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19584 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19585 and avoid iterative_hash_expr.
19586 (FOR_EACH_VALUE_ID_IN_SET): New.
19587 (value_id_compare): Remove.
19588 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19589 sort expressions by value id.
19591 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19594 * config/sh/predicates.md (general_movsrc_operand): Don't check
19595 the subreg of system registers here.
19597 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19600 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19601 on the copied decl.
19603 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19605 PR rtl-optimization/39110
19606 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19607 addresses, not aligned ones.
19609 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19610 Richard Guenther <rguenther@suse.de>
19612 PR tree-optimization/39100
19613 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19614 comment says and add edges.
19616 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19619 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19620 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19622 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19624 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19625 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19626 register_bb_in_sese, new_sese, free_sese): Moved.
19627 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19628 outermost_loop_in_scop, build_scop_iteration_domain,
19629 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19630 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19631 Use loop_in_sese_p instead of loop_in_scop_p.
19632 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19633 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19634 (scopdet_basic_block_info): Fix bug in scop detection.
19635 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19636 eq_loop_to_cloog_loop): Remove.
19637 (nb_loops_around_loop_in_scop, nb_loop
19638 ref_nb_loops): Moved here...
19639 * graphite.h (ref_nb_loops): ... from here.
19640 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19641 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19642 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19643 * testsuite/gcc.dg/graphite/scop-19.c: New
19645 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19646 Hans-Peter Nilsson <hp@axis.com>
19648 PR rtl-optimization/37889
19649 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19650 Move offset handling from PLUS to before the switch. Use new
19651 arguments when considering SYMBOL_REFs too.
19652 (rtx_addr_can_trap_p): Pass dummy offset and size.
19653 (enum may_trap_p_flags): Remove.
19654 (may_trap_p_1): Pass size from MEM_SIZE.
19656 PR rtl-optimization/38921
19657 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19658 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19659 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19660 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19662 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19664 AVX Programming Reference (January, 2009)
19665 * config/i386/sse.md (*vpclmulqdq): New.
19667 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19669 PR tree-optimization/38977
19670 PR gcov-profile/38292
19671 * calls.c (special_function_p): Disregard __builtin_ prefix.
19673 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19675 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19676 non-indexable addresses even before reload.
19678 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19681 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19682 as having variable size. Do not give an error for unnamed
19683 parameters with [*] declarators. Give a warning for type names
19684 with [*] declarators and mark them as variable size.
19685 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19686 for sizeof applied to [*] type names.
19688 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19691 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19693 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19695 * gcc.c (process_command): Update copyright notice dates.
19696 * gcov.c (print_version): Likewise.
19697 * gcov-dump.c (print_version): Likewise.
19698 * mips-tfile.c (main): Likewise.
19699 * mips-tdump.c (main): Likewise.
19701 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19704 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19705 for composite type involving a zero-length array type.
19707 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19710 * function.c (match_asm_constraints_1): Skip over
19711 initial optional % in the constraint.
19713 PR inline-asm/39059
19714 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19715 supported, don't accept FIXED_CSTs.
19716 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19717 and _Sat is used without _Fract/_Accum. Set specs->type to
19718 integer_type_node for cts_fract/cts_accum if fixed point is not
19721 2009-02-02 Catherine Moore <clm@codesourcery.com>
19723 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19725 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19727 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19728 (ABI_HAS_64BIT_SYMBOLS): Use it.
19729 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19731 2009-02-02 Paul Brook <paul@codesourcery.com>
19733 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19735 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19737 PR inline-asm/39058
19738 * recog.h (asm_operand_ok): Add constraints argument.
19739 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19740 recurse on matching constraint.
19741 (check_asm_operands): Pass constraints as 3rd argument to
19742 asm_operand_ok. Don't look up matching constraint here.
19743 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19746 2009-02-02 Ben Elliston <bje@au.ibm.com>
19748 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19749 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19751 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19753 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19754 information. Remove some obsolete information. Reorganize.
19756 * config/pa/fptr.c: Revert license to GPL 2.
19757 * config/pa/milli64.S: Likewise.
19759 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19762 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19763 LIBRARY name in, instead of hard-coding it.
19764 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19765 extra target make frag to tmake_files according to EH model.
19766 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19767 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19768 frags that define makefile variable EH_MODEL appropriately.
19769 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19770 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19771 to "-sjlj" according to type of EH configured.
19772 (LIBGCC_SONAME): Concatenate it to shared library base name.
19773 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19774 to "_sjlj" according to type of EH configured.
19775 (LIBGCC_SONAME): Concatenate it to shared library base name.
19776 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19777 (SHLIB_LINK): Add missing semicolon to if-else construct.
19778 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19779 string value of "pe_dll" command-line option.
19780 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19781 (SHLIB_SONAME): Use it when overriding t-cygming default.
19782 (SHLIB_IMPLIB): Override t-cygming default.
19783 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19784 string value of "pe_dll" command-line option.
19786 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19789 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19790 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19792 2009-01-31 Richard Guenther <rguenther@suse.de>
19794 PR tree-optimization/38937
19795 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19796 computing the transitive closure.
19798 2009-01-30 Richard Guenther <rguenther@suse.de>
19800 PR tree-optimization/39041
19801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19802 Propagate variable indices only if the types match for this stmt.
19804 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19807 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19808 inline but never defined.
19810 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19812 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19813 (*insv_h_di_reg_extimm): New insn.
19814 (*insv_l<mode>_reg_extimm): New insn.
19816 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19818 * config/picochip/picochip.c (flag_conserve_stack): set
19819 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19820 fconserve-stack. Reduce call-overhead used by inliner.
19822 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19825 * common.opt (flag_conserve_stack): Initialised to zero.
19827 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19830 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19831 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19834 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19836 * ira-color.c (allocno_reload_assign): Update comments.
19837 * regmove.c (regmove_optimize): Likewise.
19841 2009-01-29 Robert Millan <rmh@aybabtu.com>
19843 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19844 * config/i386/kopensolaris-gnu.h: New file. Undefine
19845 `MD_UNWIND_SUPPORT'.
19846 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19848 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19850 PR tree-optimization/39007
19851 * tree-loop-distribution.c (generate_builtin): Use
19852 recompute_dominator to compute the immediate dominator of the
19853 basic block just after the loop.
19855 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19857 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19858 (ASM_OUTPUT_DWARF_PCREL): Define.
19860 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19862 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19863 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19864 global. Modify entries about regmove and IRA.
19866 * ra-conflict.c: Remove the file.
19868 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19870 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19871 (pass_regclass_init): Rename to pass_reginfo_init.
19873 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19875 * toplev.h (flag_ira): Remove.
19877 * caller-save.c (setup_save_areas): Remove flag_ira.
19879 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19881 * global.c: Remove the file.
19883 * opts.c (decode_options): Remove flag_ira.
19885 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19887 * regmove.c: Modify file description.
19888 (find_use_as_address, try_auto_increment): Define them only if
19889 AUTO_INC_DEC is defined.
19890 (replacement_quality, replace_in_call_usage, fixup_match_1,
19891 stable_and_no_regs_but_for_p): Remove.
19892 (reg_set_in_bb): Make it static.
19893 (regmove_optimize): Remove flag_ira and code which worked for
19896 * local-alloc.c: Remove the file.
19898 * common.opt (fira): Remove.
19900 * ira.c: Include except.h.
19901 (eliminable_regset): Move from global.c.
19902 (mark_elimination): Ditto. Remove flag_ira.
19903 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19904 equiv_mem_modified, validate_equiv_mem_from_store,
19905 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19906 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19907 no_equiv, recorded_label_ref): Move from local-alloc.c.
19908 (update_equiv_regs): Ditto. Make it static.
19909 (print_insn_chain, print_insn_chains): Move it from global.c.
19910 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19911 (build_insn_chain): Ditto. Make it static.
19912 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19913 Rename to init_live_subregs.
19914 (gate_ira): Remove flag_ira.
19916 * regclass.c: Rename reginfo.c. Change file description.
19917 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19918 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19919 (init_reg_sets_1): Remove code for evaluation of
19920 reg_class_superclasses and losing_caller_save_reg_set.
19921 (init_regs): Remove init_reg_autoinc.
19922 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19923 ok_for_base_p_nonstrict): Remove.
19924 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19925 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19926 corresponding entries.
19927 (dump_regclass, record_operand_costs, scan_one_insn,
19928 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19929 record_address_regs, auto_inc_dec_reg_p): Remove.
19930 (gt-regclass.h): Rename to gt-reginfo.h.
19932 * rtl.h (dump_global_regs, retry_global_alloc,
19933 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19935 * Makefile.in (RA_H): Remove.
19936 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19937 Rename regclass.o to reginfo.o.
19938 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19940 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19941 (GTFILES): Rename regclass.c to reginfo.c.
19943 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19944 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19946 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19947 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19949 (finish_spills): Ditto. Remove code for !flag_ira.
19951 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19953 PR middle-end/35854
19954 * doc/invoke.texi (rtl debug options): Complete rewrite.
19955 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19957 * mode-switching.c (pass_mode_switching): Rename pass from
19958 "mode-sw" to "mode_sw".
19959 * except.c (pass_convert_to_eh_ranges): Rename pass from
19960 "eh-ranges" to "eh_ranges".
19961 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19965 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19966 Alexander Monakov <amonakov@ispras.ru>
19968 PR middle-end/38857
19969 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19971 (move_exprs_to_boundary): Change return type and pass through
19972 should_move from move_op. Relax assert. Update usage ...
19973 (schedule_expr_on_boundary): ... here. Use should_move instead of
19975 (move_op_orig_expr_found): Indicate that insn was disconnected from
19977 (code_motion_process_successors): Do not call after_merge_succs
19978 callback if original expression was not found when traversing any of
19980 (code_motion_path_driver): Change return type. Update prototype.
19981 (move_op): Update comment. Add a new parameter (should_move). Update
19982 prototype. Set *should_move based on indication provided by
19983 move_op_orig_expr_found.
19985 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19987 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19988 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19989 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19990 * config/rs6000/rs6000.c (rs6000_override_options): Default
19991 avoid-indexed-addresses on for Power6, off for everything else.
19992 (avoiding_indexed_address_p): New function.
19993 (rs6000_legitimize_address): Use it.
19994 (rs6000_legitimate_address): Likewise.
19995 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19997 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19999 PR tree-optimization/38997
20000 * tree-loop-distribution.c (generate_memset_zero): Use
20001 POINTER_PLUS_EXPR for a pointer addition.
20003 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20005 * config/s390/s390.md (bswap<mode>2): New pattern added.
20007 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20009 * config/s390/s390.md (*tls_load_31): Added type attribute.
20011 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20013 * config/s390/s390.md: Fix a few comments.
20015 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20017 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20018 (*tm<mode>_full): Fixed z10prop attribute.
20019 (*tst<mode>_extimm): Fixed z10prop attribute.
20020 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20021 (*tstqiCCT_cconly): Fixed z10prop attribute.
20022 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20023 (*movsi_larl): Fixed z10prop attribute.
20024 (*movsi_zarch): Fixed z10prop attribute.
20025 (*movsi_eas): Fixed z10prop attribute.
20026 (*movhi): Fixed z10prop attribute.
20027 (*movqi): Fixed z10prop attribute.
20028 (*movstrictqi): Fixed z10prop attribute.
20029 (*mov<mode>): Fixed z10prop attribute.
20030 (*movcc): Fixed z10prop attribute.
20031 (*sethighpartdi_64): Fixed z10prop attribute.
20032 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20033 (*negdi2_sign_cc): Fixed z10prop attribute.
20034 (*negdi2_sign): Fixed z10prop attribute.
20035 (*absdi2_sign_cc): Fixed z10prop attribute.
20036 (*absdi2_sign): Fixed z10prop attribute.
20037 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20038 (*negabsdi2_sign): Fixed z10prop attribute.
20039 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20040 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20041 (doloop_si64): Fixed z10prop attribute.
20042 (doloop_si31): Fixed z10prop attribute.
20043 (doloop_long): Fixed z10prop attribute.
20044 (indirect_jump): Fixed z10prop attribute.
20045 (nop): Fixed z10prop attribute.
20046 (main_base_64): Fixed z10prop attribute.
20047 (reload_base_64): Fixed z10prop attribute.
20049 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20051 PR rtl-optimization/38740
20052 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20054 * config/mips/mips.c (mips_reorg): Likewise.
20056 2009-01-28 Richard Guenther <rguenther@suse.de>
20058 PR tree-optimization/38926
20059 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20060 with the correct value id to a value.
20061 (do_regular_insertion): Use the value number of edoubleprime
20062 for the value number of the expr.
20065 2008-08-21 Richard Guenther <rguenther@suse.de>
20067 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20068 a PHI ask VN if it is already available.
20069 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20070 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20072 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20074 PR middle-end/38934
20075 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20076 set to varying whenever max has TREE_OVERFLOW set, similarly
20077 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20079 2009-01-28 Richard Guenther <rguenther@suse.de>
20081 PR middle-end/38908
20082 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20083 uninitialized aggregate uses in call arguments.
20085 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20087 PR tree-optimization/38984
20088 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20089 the nothing_id variable if -fno-delete-null-pointer-checks.
20091 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20094 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20095 (set_got_offset_rex64): Ditto.
20097 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20100 * doc/extend.texi: Improve local variable with asm reg.
20102 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20104 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20105 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20106 was not supplied then set warn_packed_bitfield_compat to the
20107 default value of 1.
20108 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20111 2009-01-27 Richard Guenther <rguenther@suse.de>
20113 PR tree-optimization/38503
20114 * cfgexpand.c (expand_gimple_basic_block): Ignore
20115 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20116 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20117 variables that cannot have TBAA applied.
20118 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20121 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20123 PR middle-end/38969
20124 * calls.c (initialize_argument_information): Do not wrap complex
20125 arguments in SAVE_EXPR.
20127 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20129 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20130 (INSTALL_LIBGCC): Revert typo commit.
20132 2009-01-26 Richard Guenther <rguenther@suse.de>
20134 PR tree-optimization/38745
20135 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20136 from special handling.
20138 2009-01-26 Richard Guenther <rguenther@suse.de>
20140 PR tree-optimization/38745
20141 * tree-ssa.c (execute_update_addresses_taken): Do not include
20142 variables that cannot possibly be a register in not_reg_needs.
20143 Do not clear TREE_ADDRESSABLE on vars that may not become
20145 * tree-ssa.c (update_alias_info_1): Include those in the set
20146 of addressable vars.
20148 2009-01-26 Richard Guenther <rguenther@suse.de>
20150 PR middle-end/38851
20151 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20152 * tree-ssa-dse.c: Include langhooks.h
20153 (execute_simple_dse): Remove stores with zero size.
20155 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20158 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20161 2009-01-24 Julian Brown <julian@codesourcery.com>
20163 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20164 config/arm/linux-atomic.c.
20165 * config/arm/linux-atomic.c: New.
20167 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20169 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20170 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20171 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20173 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20176 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20179 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20181 PR tree-optimization/38953
20182 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20183 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20184 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20185 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20188 2009-01-24 Paul Brook <paul@codesourcery.com>
20190 * config/arm/neon.md (neon_type): Move to arm.md.
20191 (neon_mov<VSTRUCT>): Add neon_type attribute.
20192 * config/arm/arm.md (neon_type): Move to here.
20193 (conds): Add "unconditioal" and use as default for NEON insns.
20195 2009-01-24 Ben Elliston <bje@au.ibm.com>
20197 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20198 void *' warning from -Wc++-compat.
20199 * Makefile.in (dominance.o-warn): Remove.
20201 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20203 PR tree-optimization/38932
20204 * fold-const.c (fold_unary_ignore_overflow): New.
20205 * tree.h (fold_unary_ignore_overflow): Declare.
20206 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20207 * tree-ssa-sccvn.c (visit_reference_op_load,
20208 simplify_unary_expression): Likewise.
20210 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20212 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20213 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20214 regardless of their type.
20215 * c-common.c (handle_packed_attribute): Don't ignore packed on
20217 * c.opt (Wpacked-bitfield-compat): New warning option.
20218 * stor-layout.c (place_field): Warn if offset of a field changed.
20219 * doc/extend.texi (packed): Mention the ABI change.
20220 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20221 (Warning Options): Add it to the list.
20223 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20225 * c-opts.c (c_common_post_options): Fix a typo in comments.
20227 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20229 PR middle-end/38615
20230 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20231 variables to static.
20232 * doc/invoke.texi (-fmerge-all-constants): Update description.
20234 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20237 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20238 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20240 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20242 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20244 (LOCAL_ALIGNMENT): Similarly.
20246 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20247 Joseph Myers <joseph@codesourcery.com>
20249 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20250 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20251 * config/arm/arm-tune.md: Regenerate.
20252 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20255 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20257 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20258 version number to five.
20260 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20263 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20264 * c-common.c (set_underlying_type): Likewise.
20265 (is_typedef_decl ): Likewise
20267 (set_underlying_type): Likewise.
20268 (is_typedef_type): Likewise.
20270 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20272 PR middle-end/38587
20273 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20276 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20279 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20280 (LIBGCC_SPEC): Don't define.
20281 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20283 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20285 PR rtl-optimization/38879
20286 * alias.c (base_alias_check): Unaligned access via AND address can
20287 alias all surrounding object types except those with sizes equal
20288 or wider than the size of unaligned access.
20290 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20293 * c-decl.c (clone_underlying_type): Move this ...
20294 * c-common.c (set_underlying_type): ... here.
20295 Also, make sure the function properly sets TYPE_STUB_DECL() on
20296 the newly created typedef variant type.
20297 (is_typedef_decl ): New entry point.
20298 * tree.h: Added a new member member_types_needing_access_check to
20299 struct tree_decl_non_common.
20300 (set_underlying_type): New entry point.
20301 (is_typedef_type): Likewise.
20303 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20305 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20306 Check whether two instructions have memory references that
20307 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20308 are helper functions for traversing.
20309 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20310 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20311 not to draw dependency edge for instructions with non-conflicting
20314 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20317 * longlong.h: Update copyright years. Use soft-fp license notice.
20318 Sync __clz_tab declaration with glibc.
20320 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20323 * doc/extend.texi (syscall_linkage): New.
20324 (version_id): Modify.
20326 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20327 Richard Guenther <rguenther@suse.de>
20329 PR tree-optimization/38747
20330 PR tree-optimization/38748
20331 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20332 conversion if the base address is an indirect reference and the
20333 aliasing sets could cause issues.
20335 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20337 * common.opt (fgraphite, fgraphite-identity): Add comment for
20338 explaining why these options are not documented.
20340 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20342 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20343 gimple_call_lhs is NULL.
20345 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20348 * emit-rtl.c (adjust_address_1): Make sure memref is never
20351 2009-01-20 Ben Elliston <bje@au.ibm.com>
20353 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20354 const qualifier from arg parameter. Remove unnecessary cast to char *.
20355 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20356 const qualifier from arg 2.
20358 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20360 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20362 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20365 * rtl.h (reinit_regs): New prototype.
20366 * regclass.c: Include ira.h.
20367 (reinit_regs): New.
20368 * Makefile.in (regclass.o): Add ira.h.
20369 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20371 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20374 * c-common.c (handle_aligned_attribute): Use
20375 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20376 default alignment value.
20378 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20380 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20381 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20383 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20384 __BIGGEST_ALIGNMENT__.
20386 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20388 2009-01-18 Richard Guenther <rguenther@suse.de>
20390 PR tree-optimization/38819
20391 * tree-flow.h (operation_could_trap_helper_p): Declare.
20392 * tree-eh.c (operation_could_trap_helper_p): Export.
20393 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20394 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20395 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20396 are about to insert a possibly trapping instruction and fail
20399 2009-01-18 Andreas Schwab <schwab@suse.de>
20401 * doc/install.texi (Configuration): Remove obsolete paragraph
20402 about use of --with-gnu-ld with --with-gnu-as.
20404 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20406 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20407 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20408 Follow spelling conventions.
20410 2009-01-18 Ben Elliston <bje@au.ibm.com>
20412 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20413 C++ warning about implicit conversion from void * to struct
20415 (bitmap_obstack_free): Likewise for bitmap_element *.
20416 * Makefile.in (bitmap.o-warn): Remove.
20418 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20420 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20422 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20423 Tobias Grosser <tobi.grosser@amd.com>
20425 * graphite.c (graphite_trans_scop_block): Do not block single
20428 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20430 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20431 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20432 test with assertion.
20434 2009-01-16 Richard Guenther <rguenther@suse.de>
20436 PR tree-optimization/38835
20437 PR middle-end/36227
20438 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20439 and INT + PTR -> (INT)(PTR p+ INT) folding.
20440 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20442 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20445 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20446 the subreg from a lowpart subreg if it is also casting the value.
20448 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20449 Tobias Grosser <tobi.grosser@amd.com>
20451 * graphite.c (compare_prefix_loops): New.
20452 (build_scop_canonical_schedules): Rewritten.
20453 (graphite_transform_loops): Move build_scop_canonical_schedules
20454 after build_scop_iteration_domain.
20456 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20457 Tobias Grosser <tobi.grosser@amd.com>
20459 * graphite.c (add_conditions_to_domain): Add the loops to
20460 the dimension of the iteration domain. Do copy the domain
20461 only when it exists.
20462 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20463 (add_conditions_to_constraints): New.
20464 (can_generate_code_stmt, can_generate_code): Removed.
20465 (gloog): Do not call can_generate_code.
20466 (graphite_transform_loops): Call add_conditions_to_constraints
20467 after building the iteration domain.
20469 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20471 PR tree-optimization/38789
20472 * tree-ssa-threadedge.c
20473 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20474 __builtin_constant_p.
20476 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20478 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20479 examined before deleting them.
20481 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20483 * function.c (aggregate_value_p): Correctly extract the function
20484 type from CALL_EXPR_FN lookup.
20486 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20488 * config/picochip/picochip.c (picochip_override_options): Revert
20489 CFI asm flag disable commited previously.
20491 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20492 Tobias Grosser <tobi.grosser@amd.com>
20493 Jan Sjodin <jan.sjodin@amd.com>
20495 * graphite.c (scan_tree_for_params): On substractions negate
20496 all the coefficients of the term.
20497 (clast_to_gcc_expression_red): New. Handle reduction expressions
20498 of more than two operands.
20499 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20500 (get_vdef_before_scop): Handle also the case of default definitions.
20502 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20504 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20505 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20506 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20508 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20509 Joey Ye <joey.ye@intel.com>
20511 PR middle-end/37843
20512 * cfgexpand.c (expand_stack_alignment): Don't update stack
20513 boundary nor check incoming stack boundary here.
20514 (gimple_expand_cfg): Update stack boundary and check incoming
20515 stack boundary here.
20517 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20519 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20521 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20523 PR rtl-optimization/38245
20524 * calls.c (expand_call): Add stack arguments to
20525 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20526 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20527 in regs and partially in memory or BLKmode arguments.
20528 (emit_library_call_value_1): Add stack arguments to
20529 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20530 ACCUMULATE_OUTGOING_ARGS).
20531 * dce.c: Include tm_p.h.
20532 (find_call_stack_args): New function.
20533 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20535 (mark_insn): Call find_call_stack_args for CALL_Ps.
20536 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20537 forwards. Allocate and free arg_stores bitmap if needed, pass it
20538 down to deletable_insn_p, don't mark stores set in arg_stores
20539 bitmap, clear the bitmap at the beginning of each bb.
20540 * Makefile.in (dce.o): Depend on $(TM_P_H).
20542 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20545 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20546 to make sure the insn is a conditional test (bug 22599). Reformat a
20549 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20551 PR middle-end/38431
20552 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20553 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20554 (gloog): Do not call cleanup_tree_cfg.
20555 (graphite_transform_loops): Call cleanup_tree_cfg after all
20556 scops have been code generated.
20558 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20559 * doc/gty.texi (Invoking the garbage collector): Added new node
20560 and section documenting ggc_collect.
20562 2009-01-14 Richard Guenther <rguenther@suse.de>
20564 PR tree-optimization/38826
20565 PR middle-end/38477
20566 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20567 initialization notes only if we actually emitted a warning.
20568 (intra_create_variable_infos): Add constraints for a result decl
20569 that is passed by hidden reference.
20570 (build_pred_graph): Mark all related variables non-direct on
20573 2009-01-14 Nick Clifton <nickc@redhat.com>
20575 * ira-conflicts.c: Include addresses.h for the definition of
20577 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20578 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20580 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20583 * Makefile.in (ira-lives.o): Add except.h.
20585 * ira-lives.c: Include except.h.
20586 (process_bb_node_lives): Process can_throw_internal.
20588 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20590 PR rtl-optimization/38774
20591 * combine.c (simplify_set): When undoing cc_use change, don't do
20592 PUT_CODE on the newly created comparison, but instead put back the
20595 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20597 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20598 values. Remove duplicate arm8 entry.
20600 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20602 PR tree-optimization/38786
20603 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20604 the SSA_NAME case of expand_scalar_variables_expr.
20605 Set the type of an expression to the type of its assign statement.
20606 (expand_scalar_variables_expr): Also gather the scalar computation
20607 used to index the memory access. Do not pass loop_p.
20608 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20609 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20610 the gimple_stmt_iterator where it inserts new code.
20611 Do not pass loop_p.
20612 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20613 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20615 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20617 * graphite.h (debug_value): Removed.
20618 * graphite.c (debug_value): Removed.
20620 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20622 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20623 ldrd/strd with two 32-bit instructions.
20625 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20627 * config/arm/arm.c (struct processors): Pass for speed down into
20628 cost helper functions.
20629 (const_ok_for_op): Handle COMPARE and inequality nodes.
20630 (arm_rtx_costs_1): Rewrite.
20631 (arm_size_rtx_costs): Update prototype.
20632 (arm_rtx_costs): Pass speed down to helper functions.
20633 (arm_slowmul_rtx_costs): Rework cost calculations.
20634 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20635 (arm_9e_rtx_costs): Likewise.
20637 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20639 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20640 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20641 (alpha_legitimize_address): Do not split local symbols wider than
20642 UNITS_PER_WORD into HIGH/LO_SUM parts.
20644 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20647 * gcc.c (process_command): Replace call to execvp with calls
20648 to pex_one and exit.
20650 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20653 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20654 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20655 variant for devices with 3-byte PC.
20656 (__tablejump_elpm__): New.
20658 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20661 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20662 offsetof member-designator, handle it as `[0].'.
20664 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20666 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20667 function when not using named sections on targets with named sections
20668 if branch distance is less than 262132.
20670 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20672 * combine.c (combine_instructions): Recompute
20673 optimize_this_for_speed_p for each BB in the main combine loop.
20675 2009-01-12 Tomas Bily <tbily@suse.cz>
20678 * tree-loop-distribution.c (prop_phis): New function.
20679 (generate_builtin): Call prop_phis.
20680 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20682 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20684 PR tree-optimization/38807
20685 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20686 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20688 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20690 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20691 subreg of op0 to the original op0.
20693 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20695 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20697 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20700 * mips-tfile.c (parse_def): Fix parsing of def strings
20701 starting with digits.
20703 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20706 * config/arm/arm.c (arm_is_long_call_p): Don't call
20707 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20709 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20711 * regrename.c (regrename_optimize): Fix dumping.
20712 (find_oldest_value_reg): Preserve REG_POINTER.
20713 (copy_hardreg_forward_1): Likewise.
20715 2009-01-09 Diego Novillo <dnovillo@google.com>
20717 * gimple.h (struct gimple_statement_base) <uid>: Document
20718 the restrictions on its use.
20719 (gimple_uid): Tidy.
20720 (gimple_set_uid): Tidy.
20722 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20724 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20725 zero guard even if align_bytes != 0 and count is smaller than
20728 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20730 PR rtl-optimization/38495
20731 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20732 (add_range_and_copies_from_move_list): Print all added ranges.
20733 Add ranges to memory optimized destination.
20735 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20739 * config/i386/i386.c (override_options): Reject
20740 -mstringop-strategy=rep_8byte with -m32.
20741 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20742 to 1. Do count comparison against epilogue_size_needed at compile
20743 time even when count_exp was constant forced into register. For
20744 size_needed don't jump to epilogue, instead just avoid aligning
20745 and invoke the body algorithm. If need_zero_guard, add zero guard
20746 even if count is non-zero, but smaller than size_needed + number of
20747 bytes that could be stored for alignment.
20748 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20749 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20750 but smaller than size_needed + number of bytes that could be stored
20751 for alignment. Compare size_needed with epilogue_size_needed instead
20752 of desired_align - align, don't adjust size_needed, pass
20753 epilogue_size_needed to the epilogue expanders.
20756 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20758 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20760 * pa.c (last_address): Change to unsigned.
20761 (update_total_code_bytes): Change argument to unsigned. Don't
20762 check if insn addresses are set.
20763 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20764 addresses are not set.
20765 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20767 2009-01-09 Nick Clifton <nickc@redhat.com>
20769 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20770 DECL_DECLARED_INLINE_P.
20772 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20774 PR middle-end/38347
20775 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20776 GET_MODE (op0) in operand_subword_force calls.
20778 PR middle-end/38771
20779 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20780 fold_convert arg0 operands to TREE_TYPE (op0) first.
20782 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20784 * params.def (ira-max-conflict-table-size): Decrease default value
20787 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20789 PR tree-optimization/37031
20790 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20792 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20793 allocate it using gc instead of heap, use VEC_quick_push instead of
20795 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20796 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20797 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20798 allocated vector from heap allocated.
20799 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20800 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20801 vector only after perfect_loop_nest_depth call.
20803 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20804 Jan Sjodin <jan.sjodin@amd.com>
20806 PR tree-optimization/38559
20807 * graphite.c (debug_value, copy_constraint,
20808 swap_constraint_variables, scale_constraint_variable, ): New.
20809 (get_lower_bound, get_upper_bound): Removed.
20810 (graphite_trans_bb_strip_mine): Clean up this code that works
20811 only for constant number of iterations. Fully copy upper and
20812 lower bound constraints, not only the constant part of them.
20813 * graphite.h (debug_value): Declared.
20815 2009-01-08 Ira Rosen <irar@il.ibm.com>
20817 PR tree-optimization/37194
20818 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20819 Don't add the cost of cost model guard in prologue to scalar
20820 outside cost in case of known number of iterations.
20822 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20823 Alan Modra <amodra@bigpond.net.au>
20825 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20826 non-word-aligned REG+CONST addressing.
20828 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20831 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20832 free_after_compilation when outputting a thunk.
20833 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20834 Do not call free_after_compilation here.
20836 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20838 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20839 (ix86_valid_target_attribute_inner_p): Ditto.
20841 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20843 PR tree-optimization/38492
20844 PR tree-optimization/38498
20845 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20846 * tree-chrec.h (scev_is_linear_expression): Declared.
20847 * graphite.c (graphite_cannot_represent_loop_niter): New.
20848 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20849 (graphite_loop_normal_form): Use gcc_assert.
20850 (scan_tree_for_params): Use CASE_CONVERT.
20851 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20852 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20853 Use gcc_assert. Discard scops that contain unhandled cases.
20854 (build_scop_conditions): Return a boolean status for unhandled cases.
20855 (strip_mine_profitable_p): Print the loop number, not its depth.
20856 (is_interchange_valid): Pass the depth of the loop nest, don't
20857 recompute it wrongly.
20858 (graphite_trans_bb_block): Same.
20859 (graphite_trans_bb_block): Print tentative of loop blocking.
20860 (graphite_trans_scop_block): Do not print that the loop has been
20862 (graphite_transform_loops): Do not handle scops that contain condition
20865 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20867 AVX Programming Reference (December, 2008)
20868 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20869 (_mm256_stream_pd): Likewise.
20870 (_mm256_stream_ps): Likewise.
20872 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20873 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20874 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20875 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20876 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20877 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20878 (ix86_expand_special_args_builtin): Likewise.
20880 * config/i386/sse.md (AVXMODEDI): New.
20881 (avx_movnt<mode>): Likewise.
20882 (avx_movnt<mode>): Likewise.
20883 (<sse>_movnt<mode>): Remove AVX support.
20884 (sse2_movntv2di): Likewise.
20886 2009-01-07 Richard Guenther <rguenther@suse.de>
20888 PR middle-end/38751
20889 * fold-const.c (extract_muldiv): Remove obsolete comment.
20890 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20891 to PLUS_EXPR canonicalization for the canonicalization.
20893 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20895 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20896 hosted cross-compilers generating less efficient code.
20898 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20900 * function.h (rtl_data): Add a dbr_scheduled_p field.
20901 * reorg.c (dbr_schedule): Set it.
20902 (gate_handle_delay_slots): Check it.
20903 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20904 (mips_reorg): Check flag_delayed_branch instead of
20905 mips_base_delayed_branch.
20906 (mips_override_options): Don't set mips_base_delayed_branch
20907 or flag_delayed_branch.
20909 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20911 PR rtl-optimization/38426.
20912 * ira.c (ira): Set current_function_is_leaf earlier.
20914 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20916 PR rtl-optimization/38722
20917 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20918 too early, only set a flag and modify after last possible
20921 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20924 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20925 * real.c (decimal_single_format): Correct values of emin and emax.
20926 (decimal_double_format): Ditto.
20927 (decimal_quad_format): Ditto.
20928 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20929 computation of DECnn_MIN and DECnn_MAX for corrected values of
20930 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20931 __DECnn_MIN__, and adjust its computation for the corrected value
20934 2009-01-06 Jan Hubicka <jh@suse.cz>
20937 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20939 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20941 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20942 Add Robert Clark to the list of testers.
20944 2009-01-06 Jan Hubicka <jh@suse.cz>
20945 Kai Tietz <kai.tietz@onevision.com>
20947 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20948 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20950 2009-01-06 Jan Hubicka <jh@suse.cz>
20951 Kai Tietz <kai.tietz@onevision.com>
20953 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20955 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20956 (ix86_nsaved_regs): Count only general purpose regs.
20957 (ix86_nsaved_sseregs): New.
20958 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20959 to 16 for w64; compute padding and size of sse reg save area.
20960 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20961 general purpose regs.
20962 (ix86_emit_save_sse_regs_using_mov): New.
20963 (ix86_expand_prologue): Save SSE regs if needed.
20964 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20965 (ix86_emit_restore_sse_regs_using_mov): New.
20966 (ix86_expand_epilogue): Save SSE regs if needed.
20968 2009-01-06 Jan Hubicka <jh@suse.cz>
20969 Kai Tietz <kai.tietz@onevision.com>
20971 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20972 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20973 functions when accumulate outgoing args is off.
20975 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20978 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20979 before using pseudos_have_intersected_live_ranges_p.
20981 * ira-int.h (ira_assert): Always define.
20983 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20985 AVX Programming Reference (December, 2008)
20986 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20987 (_mm256_permute2_pd): Likewise.
20988 (_mm_permute2_ps): Likewise.
20989 (_mm256_permute2_ps): Likewise.
20990 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20991 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20993 * config/i386/i386.c (ix86_builtins): Remove
20994 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20995 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20996 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20997 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20998 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20999 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21000 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21001 __builtin_ia32_vpermil2ps256.
21002 (ix86_init_mmx_sse_builtins): Updated.
21003 (ix86_expand_args_builtin): Likewise.
21005 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21007 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21008 long absolute calls when generating PA 2.0 code.
21010 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21012 PR rtl-optimization/38583
21013 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21015 * params.def (ira-max-conflict-table-size): New.
21017 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21019 * ira.h (ira_conflicts_p): New external definition.
21021 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21022 table. Report this. Return result of building.
21023 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21024 building conflict table.
21026 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21027 (ira_color): Use ira_conflicts_p.
21029 * global.c: Include ira.h.
21030 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21033 * Makefile.in (global.o): Add ira.h.
21035 * ira-build.c (mark_all_loops_for_removal,
21036 propagate_some_info_from_allocno): New.
21037 (remove_unnecessary_allocnos): Call
21038 propagate_some_info_from_allocno.
21039 (remove_low_level_allocnos): New.
21040 (remove_unnecessary_regions): Add parameter. Call
21041 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21042 parameter to remove_unnecessary_regions.
21043 (ira_build): Remove all regions but root if the conflict table was
21044 not built. Update conflict hard regs for allocnos crossing calls.
21046 * ira.c (ira_conflicts_p): New global.
21047 (ira): Define and use ira_conflicts_p.
21049 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21050 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21051 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21053 2009-01-06 Ben Elliston <bje@au.ibm.com>
21055 * gengtype-lex.l (YY_NO_INPUT): Define.
21057 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21060 * c-common.c (handle_vector_size_attribute): Also reject
21061 BOOLEAN_TYPE types.
21063 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21065 PR tree-optimization/38492
21066 * graphite.c (rename_map_elt, debug_rename_elt,
21067 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21068 rename_map_elt_info, eq_rename_map_elts,
21069 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21070 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21071 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21072 (sese_build_livein_liveouts): New.
21073 (new_sese, free_sese): New.
21074 (new_scop): Call new_sese.
21075 (free_scop): Call free_sese.
21076 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21077 (register_old_new_names): Renamed register_old_and_new_names.
21078 (register_scop_liveout_renames, add_loop_exit_phis,
21079 insert_loop_close_phis, struct igp,
21080 default_liveout_before_guard, add_guard_exit_phis,
21081 insert_guard_phis, copy_renames): New.
21082 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21083 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21084 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21085 (scop_adjust_phis_for_liveouts): New.
21086 (gloog): Call scop_adjust_phis_for_liveouts.
21088 * graphite.h (struct sese): Documented. Added fields liveout,
21089 num_ver and livein.
21090 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21091 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21092 (struct scop): Added field liveout_renames.
21093 (SCOP_LIVEOUT_RENAMES): New.
21095 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21097 PR tree-optimization/38510
21098 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21099 (translate_clast): Call recompute_all_dominators before
21101 (gloog): Call recompute_all_dominators before graphite_verify.
21103 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21104 Jan Sjodin <jan.sjodin@amd.com>
21106 PR tree-optimization/38500
21107 * graphite.c (create_sese_edges): Call fix_loop_structure after
21110 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21112 * config.gcc: Add m32r*-*-rtems*.
21113 * config/m32r/rtems.h: New file.
21115 2009-01-05 Ben Elliston <bje@au.ibm.com>
21117 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21118 (.po.pox): Likewise.
21119 (po/gcc.pot): Likewise.
21121 2009-01-04 David S. Miller <davem@davemloft.net>
21123 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21124 (STARTING_FRAME_OFFSET): Always set to zero.
21126 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21128 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21129 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21130 fixed-point types, and vectors of the same.
21132 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21134 * config/mips/sync.md (*mb_barrier): Rename to...
21135 (*memory_barrier): ...this.
21137 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21139 * doc/extend.texi (Function Attributes): Move @cindex after @item
21140 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21141 and put in alphabetical order. Fix 'target' name and put in order.
21142 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21145 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21147 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21148 (memory_barrier): Expand as unspec instead of unspec_volatile.
21149 Remove mem:BLK from insn operands. Use Pmode scratch register.
21150 (*memory_barrier): Define as unspec instead of unspec_volatile.
21151 Use (match_dup 0) as input operand.
21153 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21154 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21155 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21156 scratch register. Remove operand 1.
21157 (*stbar): Define as unspec instead of unspec_volatile.
21158 Use (match_dup 0) as input operand, remove (const_int 8).
21159 (*membar): Define as unspec instead of unspec_volatile.
21160 Use (match_dup 0) as input operand, remove input operand 2.
21162 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21163 (memory_barrier): Expand as unspec instead of unspec_volatile.
21164 Remove mem:BLK from insn operands. Use Pmode scratch register.
21165 (*memory_barrier): Define as unspec instead of unspec_volatile.
21166 Use (match_dup 0) as input operand.
21168 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21169 Remove mem:BLK from insn operands. Use Pmode scratch register.
21170 Set volatile flag on operand 0.
21171 (*memory_barrier): New insn pattern.
21173 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21175 (*memory_barrier): Use (match_dup 0) as input operand.
21177 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21178 Remove mem:BLK from insn operands. Use Pmode scratch register.
21179 Set volatile flag on operand 0.
21180 (*mb_internal): New insn pattern.
21182 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21184 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21186 PR middle-end/38586
21187 * function.c (struct temp_slot): Move to the section of the file
21188 that deals with temp slots. Remove field 'address'.
21189 (temp_slot_address_table): New hash table of address -> temp slot.
21190 (struct temp_slot_address_entry): New struct, items for the table.
21191 (temp_slot_address_compute_hash, temp_slot_address_hash,
21192 temp_slot_address_eq, insert_temp_slot_address): Support functions
21194 (find_temp_slot_from_address): Rewrite to use the new hash table.
21195 (remove_unused_temp_slot_addresses): Remove addresses of temp
21196 slots that have been made available.
21197 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21198 worker function for remove_unused_temp_slot_addresses.
21199 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21200 Add the temp slot address to the address -> temp slot map.
21201 (update_temp_slot_address): Update via insert_temp_slot_address.
21202 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21203 (pop_temp_slots): Likewise.
21204 (init_temp_slots): Allocate the address -> temp slot map, or empty
21205 the map if it is already allocated.
21206 (prepare_function_start): Initialize temp slot processing.
21208 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21210 PR middle-end/38584
21211 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21212 Calculate the size of all stack vars assuming no packing of stack
21213 vars will happen, replacing a quadratic algorithm with a linear one.
21215 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21218 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21221 2009-01-03 Diego Novillo <dnovillo@google.com>
21223 * doc/contrib.texi: Update contributions.
21225 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21228 * builtins.c (fold_builtin_memory_op): Give up if either operand
21229 is volatile. Set srctype or desttype to non-qualified version
21233 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21234 and FUNCTION_DECLs.
21236 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21238 PR rtl-optimization/35805
21239 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21240 problem if fast dce is able to remove any instructions.
21241 * dce.c (dce_process_block): Fix dump message.
21243 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21246 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21248 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21250 PR middle-end/38690
21251 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21252 * tree-pretty-print.c (op_code_prio): New function.
21253 (op_prio): No longer static. Use op_code_prio.
21254 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21255 Use op_prio and op_code_prio to determine if () should be
21256 printed around operand(s) or not.
21258 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21259 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21260 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21261 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21262 pp_character instead of pp_string for single letter printing.
21264 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21266 * doc/extend.texi: Fix '#pragma GCC option' typo.
21268 2009-01-02 Richard Guenther <rguenther@suse.de>
21270 * doc/install.texi (--enable-checking): Mention different
21271 default for stage1.
21272 (--enable-stage1-checking): Document.
21274 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21276 PR middle-end/30142
21277 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21278 case to be an error.
21280 2009-01-02 Ben Elliston <bje@au.ibm.com>
21282 * config/fp-bit.h (pack_d): Constify argument.
21283 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21284 (isnan): Constify argument.
21286 (iszero): Likewise.
21287 (pack_d): Likewise.
21288 (_fpadd_parts): Constify return type.
21289 (_fpmul_parts): Likewise.
21290 (_fpdiv_parts): Likewise.
21292 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21295 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21296 warn about overwriting initializer with side-effects or
21297 -Woverride-init if !IMPLICIT.
21298 (output_init_element): Likewise. Pass IMPLICIT down to
21300 (process_init_element): Add IMPLICIT argument. Pass it down
21301 to output_init_element.
21302 (push_init_element, pop_init_level, set_designator): Adjust
21303 process_init_element callers.
21304 (set_nonincremental_init, set_nonincremental_init_from_string):
21305 Adjust add_pending_init callers.
21306 (output_pending_init_elements): Adjust output_init_element callers.
21307 * c-tree.h (process_init_element): Adjust prototype.
21308 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21309 process_init_element callers.
21312 Copyright (C) 2009 Free Software Foundation, Inc.
21314 Copying and distribution of this file, with or without modification,
21315 are permitted in any medium without royalty provided the copyright
21316 notice and this notice are preserved.