1 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4 generating inlined subroutine die only. We shouldn't be
5 called for anything else.
6 (gen_block_die): Don't generate inline subroutine debug info for
9 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
11 * graphite-poly.c (print_pbb): Print PBB index.
13 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
16 * graphite-interchange.c (ppl_max_for_le): Moved...
17 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
18 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
19 ppl_Pointset_Powerset_C_Polyhedron_maximize.
20 * graphite-ppl.h (ppl_max_for_le): Declared.
22 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
24 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
25 supported on all platforms.
26 * target.h (struct gcc_target): Remove
27 handle_pragma_redefine_extname.
28 * c-cppbuiltin.c: Remove use of
29 targetm.handle_pragma_redefine_extname.
30 * c-pragma.c: Likewise.
31 * target-def.h (TARGET_INITIALIZER): Remove
32 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
33 * config/sol2.h: Remove use of
34 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
36 2009-08-14 Douglas B Rupp <rupp@gnat.com>
38 * config/ia64/fde-vms.c: New file.
39 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
40 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
41 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
42 (uw_frame_state_for): Only register a personality routine if it is
43 known to be compatible with our expectations.
44 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
45 Declare unw_table_entry stack variable and
46 mod all calls to _Unwind_FindTableEntry to add arg.
47 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
48 (_Unwind_FindTableEntry): Add arg to prototype.
50 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
52 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
53 field 'signal_pfs_loc'.
54 (uw_frame_state_for): Remove duplicate code dealing with leaf
55 procedures without unwind info.
56 If in the frame after unwinding through a signal handler, restore
57 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
58 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
59 'pfs_loc' to the AR.PFS location in the signal context; instead
61 Manually generate the unwind info for the AR.PFS register.
62 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
63 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
64 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
65 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
66 instead set 'signal_pfs_loc'.
67 Remove code preventing the AR.PFS register from being restored
68 from the signal context.
70 2009-08-14 Douglas B Rupp <rupp@gnat.com>
71 Tristan Gingold <gingold@adacore.com>
73 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
74 * config/ia64/t-vms: New file.
75 * config/ia64/vms64.h: New file.
76 * config/ia64/vms.h: New file.
77 * config/ia64/vms-crtinit.asm: New file.
78 * config/ia64/vms_symvec_libgcc_s.opt: New file.
79 * config/ia64/vms-unwind.h: New file.
81 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
83 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
86 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
90 version. Move declaration...
91 * real.h (do_mpc_arg2): ... here.
92 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
95 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
97 * final.c (add_debug_prefix_map): Don't use GC memory for
98 old_prefix and new_prefix.
100 2009-08-14 Richard Guenther <rguenther@suse.de>
102 * ipa-prop.c (compute_complex_pass_through): If we cannot
103 compute a non-varying offset for IPA_JF_ANCESTOR punt.
105 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
107 * c-lex.c (c_lex_with_flags): Increase size of local variable
108 to avoid memory clobber.
110 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
113 * config/i386/i386.c (ix86_fp_comparison_strategy):
114 Only enable/disable sahf at function granularity.
116 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
118 PR rtl-optimization/41064
119 * reload1.c (reload_as_needed): Don't call extract_insn
120 for known invalid replacements after calling
121 validate_replace_rtx_group and verify_changes.
123 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
127 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
128 ix86_expand_fp_vcond.
129 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
130 Assert that operation is supported by ix86_expand_int_vcond.
131 (vcondu<SSEMODE124C8:mode>): Ditto.
133 2009-08-13 DJ Delorie <dj@redhat.com>
135 * config/i386/djgpp-stdint.h: New.
136 * config.gcc (djgpp): Use it.
138 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
140 * config/sh/sh.c (sh_override_options): When flag_exceptions or
141 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
143 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
145 * tree-ssa-loop-prefetch.c
146 (prune_ref_by_group_reuse): Enhance probabilistic analysis
147 for long-stride pruning.
148 (compute_miss_rate): New function to compute the probability
149 that two memory references access different cache lines.
151 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
153 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
155 2009-08-13 Richard Guenther <rguenther@suse.de>
158 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
159 use the constant pointer type.
160 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
161 of CV qualifiers on the target pointer type.
162 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
163 conversion check before restrict check.
165 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
168 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
170 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
172 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
174 2009-08-12 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/41011
177 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
178 and reference constructing.
180 2009-08-12 Xinliang David Li <davidxl@google.com>
182 PR tree-optimization/41012
183 * tree-flow.h : New external interface.
184 * gimple-low.c (check_call_arg): Change to public function.
185 Remove argument mismatch check in lowering.
186 * tree-inline.h (tree_can_inline_p): Interface change.
187 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
189 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
190 Call change to tree_can_inline_p function.
191 (cgraph_decide_inlining_incrementally): Ditto.
193 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
195 PR tree-optimization/41031
196 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
197 on the partition variable rather than promote_mode on the source
198 type. Assert that the partition variable's type has the same
199 mode as the source value's.
201 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
203 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
205 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
207 * calls.c (expand_call): Fix typo.
208 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
210 * stmt.c (expand_value_return): Use promote_function_mode to copy out
212 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
213 * config/cris/cris.c (cris_promote_function_mode): Likewise.
214 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
215 * config/pa/pa.c (pa_promote_function_mode): Likewise.
217 2009-08-11 Andrew Haley <aph@redhat.com>
219 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
221 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
224 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
226 2009-08-12 Richard Guenther <rguenther@suse.de>
228 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
229 * gimplify.c (gimplify_modify_expr): Do not use
230 lang_hooks.types_compatible_p.
231 * tree-ssa.c (useless_type_conversion_p): For aggregates
232 just return false if the canonical types differ.
234 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
237 * sese.c (convert_for_phi_arg): New.
238 (add_guard_exit_phis): Use convert_for_phi_arg.
240 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
242 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
243 unknown subscript upper bounds.
245 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
246 Pranav Garg <pranav.garg2107@gmail.com>
248 * graphite-interchange.c (gather_access_strides): Removed.
249 (ppl_max_for_le): New.
250 (build_linearized_memory_access): New.
251 (memory_stride_in_loop): New.
252 (pbb_interchange_profitable_p): Reimplemented.
253 * graphite-ppl.h (ppl_new_id_map): New.
254 (ppl_interchange): New.
256 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
258 * graphite-interchange.c (compute_subscript): Removed.
259 (compute_array_size_cstr): Removed.
260 (compute_array_size_poly): Removed.
261 (compute_array_size): Removed.
262 (gather_access_strides_poly): Removed.
263 (gather_access_strides): Empty.
265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
267 * graphite-dependences.c (dependence_polyhedron_1): Replace
268 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
269 (graphite_legal_transform_dr): Same.
270 (graphite_carried_dependence_level_k): Same.
271 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
272 Initialize PDR_NB_SUBSCRIPTS.
273 (print_pdr_access_layout): Replace pdr_nb_subscripts with
275 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
276 (PDR_NB_SUBSCRIPTS): New.
277 (pdr_nb_subscripts): Removed.
278 (pdr_dim): Simplified.
279 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
280 with PDR_NB_SUBSCRIPTS.
282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
284 * graphite-interchange.c (compute_array_size): Remove use of
286 * graphite-poly.c (new_poly_dr): Remove argument data_container.
287 Do not initialize PDR_DATA_CONTAINER.
288 (print_pdr): Do not print PDR_DATA_CONTAINER.
289 * graphite-poly.h (struct poly_dr): Remove data_container field.
290 (PDR_DATA_CONTAINER): Removed.
291 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
293 (build_poly_dr): Same.
295 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
296 Sebastian Pop <sebastian.pop@amd.com>
298 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
299 copy of the dependence polyhedron. Free the temporary objects.
300 (graphite_carried_dependence_level_k): Free unused objects before
303 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
304 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
305 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
306 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
307 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
309 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
311 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
312 Early return without analyzing the data dependences if no
313 transform has been done. Call restore_scattering if the transform
315 (graphite-interchange.c): Same.
316 * graphite-poly.c (print_scattering_function): Test for
318 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
319 (apply_poly_transforms): Do not gcc_assert that
320 the transform is legal.
321 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
322 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
323 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
324 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
325 * graphite-poly.h (struct poly_scattering): New.
326 (struct poly_bb): Add original, transformed, and saved fields.
327 Remove transformed_scattering, original_scattering,
328 nb_local_variables and nb_scattering_transform fields.
329 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
330 (poly_scattering_new): New.
331 (poly_scattering_free): New.
332 (poly_scattering_copy): New.
333 (store_scattering_pbb): New.
334 (store_scattering): New.
335 (restore_scattering_pbb): New.
336 (restore_scattering): New.
337 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
338 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
340 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
342 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
347 * Makefile.in (graphite.o): Depends on PREDICT_H.
348 * graphite.c: Include predict.h.
349 (graphite_finalize): Call tree_estimate_probability.
350 * predict.c (predict_loops): Do not call scev_initialize and
352 (tree_estimate_probability_bb): New.
353 (tree_estimate_probability): Do not initialize loops: move that
354 code to the driver. Call tree_estimate_probability_bb.
355 (tree_estimate_probability_driver): New.
356 (pass_profile): Use tree_estimate_probability_driver.
357 * predict.h (tree_estimate_probability): Declared.
359 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
361 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
362 * graphite-dependences.c (graphite_legal_transform): Add time to
363 TV_GRAPHITE_DATA_DEPS.
364 (dependency_between_pbbs_p): Same.
365 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
367 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
369 PR rtl-optimization/41033
370 * alias.c (nonoverlapping_component_refs_p): Punt when strict
371 aliasing is disabled.
373 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
375 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
376 si_mask_operand, and_load_operand, low_bitmask_operand,
377 and_reg_operand, and_operand): New predicates.
378 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
379 * config/mips/mips.c (and_operands_ok): New function.
380 * config/mips/mips-protos.h (and_operands_ok): Declare it.
381 * config/mips/mips.md (move_type): Add ext_ins and logical.
383 (and<mode>3): Use and_reg_operand as the second operand's predicate.
384 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
385 shift_shift. Remove commutative constraint modifier.
386 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
388 (*clear_upper32_dext): Remove define_insn_and_split.
389 (*clear_upper32): Turn this define_insn_and_split ...
390 (splitter for ANDing register with 0xffff_ffff): .. into this.
392 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
394 * combine.c (try_widen_shift_mode): Factor out code to check if an
395 integer constant is a low-order bitmask from here ...
396 * rtlanal.c (low_bitmask_len): ... to here.
397 * rtl.h (low_bitmask_len): Declare.
399 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
402 * config/alpha/alpha.md (addsi3): Remove expander.
403 (addsi3): Rename from *addsi3_internal insn pattern.
404 (subsi3): Remove expander.
405 (subsi3): Rename from *subsi3_internal insn pattern.
407 2009-08-11 Douglas B Rupp <rupp@gnat.com>
409 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
412 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
413 Eric Botcazou <botcazou@adacore.com>
414 Douglas B Rupp <rupp@gnat.com>
416 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
417 that records that fit in 64 bits are returned by immediate value,
418 as required by OpenVMS Calling Standard.
419 (function_value): Adjust for above modification.
420 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
421 virtual_incoming_args_rtx as base object, not next_arg.
422 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
424 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
426 * reload.c (find_reloads_subreg_address): Check the original
427 req_equiv_mem address to detect the case where an address is
428 not valid in the outer mode.
430 2009-08-11 Richard Guenther <rguenther@suse.de>
433 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
435 2009-08-10 Douglas B Rupp <rupp@gnat.com>
437 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
438 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
440 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
441 Douglas B Rupp <rupp@gnat.com>
443 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
444 PT_STACK when frame_pointer_needed on OpenVMS.
445 (alpha_pv_save_size, alpha_using_fp): Remove.
446 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
447 with proper processing for PT_NULL.
448 (alpha_vms_initial_elimination_offset): New function. Support for
449 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
450 (alpha_sa_size): Force procedure type to PT_STACK when
451 frame_pointer_needed on OpenVMS.
452 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
453 (alpha_using_fp): Likewise.
454 (alpha_vms_can_eliminate): Add prototype.
455 (alpha_vms_initial_elimination_offset): Likewise.
456 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
457 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
459 2009-08-10 Eric Botcazou <botcazou@adacore.com>
460 Douglas B Rupp <rupp@gnat.com>
462 * config/alpha/alpha.c (common_object_handler): New function.
463 (vms_attribute_table): Declare a single attribute "common_object".
464 (vms_output_aligned_decl_common): New global function.
465 (SECTION_VMS_OVERLAY): Delete.
466 (SECTION_VMS_GLOBAL): Likewise.
467 (SECTION_VMS_INITIALIZE): Likewise.
468 (vms_asm_named_section): Remove support for above flags.
469 (vms_section_type_flags): Delete.
470 (TARGET_SECTION_TYPE_FLAGS): Likewise.
471 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
472 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
473 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
475 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
478 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
479 (sub_ddmmss): Likewise.
481 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
484 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
487 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
490 * reload1.c (reload_as_needed): Use cancel_changes to completely
491 undo a failed replacement attempt.
493 2009-08-10 Richard Guenther <rguenther@suse.de>
496 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
497 (useless_type_conversion_p): ... here. Require pointer targets
500 2009-08-10 Dodji Seketeli <dodji@redhat.com>
503 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
504 loose the original type of the statement list.
506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
508 * config/alpha/alpha.c: Include libfuncs.h
509 (avms_asm_output_extern): New function.
510 (alpha_init_libfuncs): Init some decc libfuncs.
511 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
512 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
513 (DO_CRTL_NAMES): Define.
515 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
516 (LONG_TYPE_SIZE): Define.
517 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
518 (SUBTARGET_SWITCHES): Define malloc64 switch.
519 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
520 (MASK_RETURN_ADDR): Define.
521 doc/invoke.texi (mmalloc64): Document switch.
523 2009-08-09 Olivier Hainque <hainque@adacore.com>
524 Douglas B Rupp <rupp@gnat.com>
526 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
527 uses_condition_handler.
528 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
529 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
530 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
531 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
532 (code_for_builtin): New insn codes for the new alpha_builtins.
533 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
534 (alpha_sa_size): Account for uses_condition_handler.
535 (alpha_expand_prologue): Likewise.
536 (alpha_start_function): Likewise.
537 (alpha_expand_epilogue): Likewise.
538 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
539 establish/revert expanders.
540 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
541 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
542 New expander, resorting to the alpha.c associated function.
543 (builtin_revert_vms_condition_handler): Likewise.
544 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
545 __gcc_shell_handler, the static VMS condition handler used as
546 an indirection wrapper to the current dynamically established
548 * config/alpha/vms-unwind.h: Complete rewrite.
549 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
550 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
552 2009-08-09 Eric Botcazou <botcazou@adacore.com>
553 Douglas B Rupp <rupp@gnat.com>
555 * config/alpha/alpha.c (alpha_links): Add 'target' field.
556 (alpha_need_linkage): Handle aliases. Return function symbol.
557 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
558 Use ultimate alias target for the linkage name.
559 * config/alpha/alpha.md (movmemdi): Use the symbol returned
560 by alpha_need_linkage for the function symbol.
561 (setmemdi): Likewise.
563 2009-08-09 Douglas B Rupp <rupp@gnat.com>
565 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
566 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
567 (ASM_WEAKEN_LABEL): Define.
568 (CRT_CALL_STATIC_FUNCTION): Define.
569 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
570 (ENDFILE_SPEC): Define.
571 (INIT_SECTION_ASM_OP): Define.
572 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
573 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
575 (MULTILIB_OSDIRNAMES): Define.
576 (shlib_version): Define.
578 (SHLIB_OBJS): Define.
579 (SHLIB_NAME): Define.
580 (SHLIB_MULTILIB): Define.
581 (SHLIB_INSTALL): Define.
582 (SHLIB_SYMVEC): Define.
583 (SHLIB_SYMVECX2): Define.
584 (SHLIB_LINK): Define.
586 2009-08-09 Douglas B Rupp <rupp@gnat.com>
588 * config/alpha/alpha.c (alpha_initialize_trampoline):
589 Initialize VMS trampoline IAW ABI for bounded procedure calls.
590 (alpha_start_function): Emit transfer address on nested functions
591 for VMS trampoline call.
592 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
593 since no longer used.
594 * config/alpha/vms-tramp.asm: Remove.
595 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
596 since now only data initialized at runtime.
598 2009-08-09 Douglas B Rupp <rupp@gnat.com>
600 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
601 (LINK_GCC_C_SEQUENCE_SPEC): Define.
602 (MD_EXEC_PREFIX): Remove, no longer used.
603 (MD_STARTFILE_PREFIX): Likewise.
604 (INCLUDE_DEFAULTS): Likewise.
605 * config/alpha/t-vms:
606 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
608 2009-08-09 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/41016
611 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
612 (operand_precision): Remove.
613 (integral_operand_p): Likewise.
614 (recognize_single_bit_test): Adjust.
616 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
618 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
619 operation overflows. Likewise non-cast unary arithmetic.
620 If one arm of a conditional expression is always taken,
621 inhibit evaluation warnings for the other arm. Likewise inhibit
622 evaluation warnings for the second && or || operand if the first
623 operand is enough to determine the result.
624 * c-typeck.c (build_conditional_expr): Apply the same inhibition
626 (build_binary_op): Prevent duplicate evaluation warnings.
628 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
630 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
631 and destination have different modes, Use promote_mode to
632 determine the signedness of the conversion. Assert that the
633 promoted source mode matches the destination mode. Don't pass
634 the destination and destination mode to expand_expr if the source
635 mode is different. Simplify conversion logic.
637 2009-08-09 Ira Rosen <irar@il.ibm.com>
639 PR tree-optimization/41008
640 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
641 from condition only in case it's a comparison. Adjust checks.
643 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
645 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
646 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
647 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
648 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
649 (dump_cand): Handle them.
650 (struct iv_cand): New members COST_STEP and AINC_USE.
651 (stmt_after_increment): Likewise.
652 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
653 callers changed. Use gimple_uid comparison instead of scanning.
654 (add_candidate_1): When looking for identical candidates, take
655 AINC_USE into account. Set it for new candidates.
656 (force_expr_to_var_cost): Cast target_spill_cost to int.
657 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
658 All callers changed. Check for availability of autoinc addressing
659 modes, both in general for a given mode, and in the specific use case.
660 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
662 (get_computation_cost): Likewise.
663 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
664 add_autoinc_candidates): New static functions.
665 (add_candidate): Call add_autoinc_candidates for candidates based on
667 (find_iv_candidates): Call set_autoinc_for_original_candidates.
668 (determine_use_iv_cost_address): If we have an autoinc candidate at
669 the matching use, verify autoinc is possible and subtract the cost
670 of the candidate's step from the cost.
671 (determine_iv_cost): Record the cost of the increment in the COST_STEP
672 member of the candidate.
673 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
674 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
676 2009-08-09 Douglas B Rupp <rupp@gnat.com>
678 * config.build (ia64-hp-*vms*): New target.
679 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
681 * config.gcc (ia64-hp-*vms*): New target.
682 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
684 * config.host (ia64-hp-*vms*): New target.
685 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
688 2009-08-08 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/40991
691 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
693 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
695 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
696 mode check. Do truncations in an integer mode.
697 (force_to_mode): Handle subregs for all mode types. Only do
698 arithmetic simplifications on integer modes.
700 2009-08-07 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/40999
703 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
704 (maybe_fold_reference): Lookup constant initializers.
705 (fold_gimple_assign): Likewise.
707 2009-08-07 Richard Guenther <rguenther@suse.de>
709 * tree-ssa.c (useless_type_conversion_p_1): Only for types
710 that require structural equality defer to the langhook.
712 2009-08-07 Martin Jambor <mjambor@suse.cz>
714 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
716 (struct ipa_pass_through_data): New type.
717 (struct ipa_ancestor_jf_data): New type.
718 (union jump_func_value): Removed field formal_id, added fields
719 pass_through and ancestor.
720 (struct ipa_param_call_note): Changed type of formal_id to int from
722 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
723 operations jump functions and ancestor jump functions.
724 (compute_complex_pass_through): New function.
725 (compute_scalar_jump_functions): Call compute_complex_pass_through,
726 reflect changes in the jump function strucutre.
727 (update_jump_functions_after_inlining): Ignore complex pass-through
728 and ancestor jump functions.
729 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
730 polynomial pass-through with operation jump functions.
732 2009-08-07 Jakub Jelinek <jakub@redhat.com>
734 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
735 fde->dw_fde_begin as begin label instead of hot/cold label.
736 Use LLSDAC label instead of LLSDA for second section lsda.
737 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
738 label instead of LLSDA if it is true.
739 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
741 * except.c (add_call_site, dw2_size_of_call_site_table): Add
742 SECTION argument. Use it as index into crtl->eh.call_site_record
744 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
745 use it to determine how to print table entries instead of using
746 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
747 label instead of normal begin label as base.
748 (sjlj_assign_call_site_values): Adjust add_call_site caller.
749 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
750 ensure no EH range spans between sections and that landing pads
751 are always in the corresponding section.
752 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
753 for crtl->eh.call_site_record being an array rather than scalar.
754 (output_one_function_exception_table): New function, copied
755 from output_function_exception_table. Adjust
756 dw2_size_of_call_site_table, dw2_output_call_site_table
757 callers. For SECOND section use *C suffixed labels.
758 (output_function_exception_table): Call
759 output_one_function_exception_table and, when doing hot/cold
760 partitioning, also another time for the second section.
761 * opts.c: Include except.h.
762 (decode_options): Allow -freorder-blocks-and-partition with
763 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
764 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
765 * function.h (struct rtl_eh): Change call_site_record from
766 scalar into array of 2 elements.
768 2009-08-07 Martin Jambor <mjambor@suse.cz>
770 * ipa-prop.c (count_formal_params_1): New function.
771 (ipa_get_vector_of_formal_parms): New function.
772 (get_vector_of_formal_parm_types): New function.
773 (ipa_modify_formal_parameters): New function.
774 (ipa_modify_call_arguments): New function.
775 (index_in_adjustments_multiple_times_p): New function.
776 (ipa_combine_adjustments): New function.
777 (ipa_dump_param_adjustments): New function.
778 * ipa-prop.h (struct ipa_parm_adjustment): New type.
779 (ipa_get_vector_of_formal_parms): Declare.
780 (ipa_modify_formal_parameters): Declare.
781 (ipa_modify_call_arguments): Declare.
782 (ipa_combine_adjustments): Declare.
783 (ipa_dump_param_adjustments): Declare.
784 (build_ref_for_offset): Declare.
785 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
786 * tree-sra.c: Include ipa-prop.c.
787 (build_ref_for_offset): Make public.
789 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
791 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
793 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
795 * gcc/doc/extend.texi (__builtin_extract_return_address)
796 (__builtin_frob_return_address): Document.
798 2009-08-06 Paul Brook <paul@codesourcery.com>
800 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
801 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
802 implementation on ARMv6-M.
804 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
806 * doc/extend.texi (pcs): Document new attribute for ARM.
808 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
810 * arm.c (pcs_attribute_args): Comment out unsupported attribute
813 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
815 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
818 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
820 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
822 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
824 Merge ARM/hard_vfp_branch to trunk.
826 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
828 * arm.c (libcall_eq): New function.
829 (libcall_hash): New function.
830 (add_libcall): New function.
831 (arm_libcall_uses_aapcs_base): New function.
832 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
833 libcalls using the base PCS.
834 (arm_init_cumulative_args): Likewise.
836 2009-07-20 Joseph Myers <joseph@codesourcery.com>
838 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
839 Use base ABI for conversion libfuncs between HFmode and SFmode.
841 2009-05-12 Joseph Myers <joseph@codesourcery.com>
843 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
844 V4SImode as representatives of all 64-bit and 128-bit vector
845 types. Allow vector types without vector modes.
846 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
847 without vector modes like BLKmode.
848 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
849 BLKmode. Avoid unsupported vector modes or TImode moves for
851 (aapcs_vfp_allocate_return_reg): Likewise.
852 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
853 V8QImode if TARGET_NEON || TARGET_IWMMXT.
855 2009-05-12 Joseph Myers <joseph@codesourcery.com>
857 * config/arm/arm.c (arm_handle_pcs_attribute): New.
858 (arm_get_pcs_model): Pass attribute arguments to
859 arm_pcs_from_attribute.
860 (arm_init_cumulative_args): Use base AAPCS for conversions from
861 floating-point types to DImode.
862 (arm_attribute_table): Add pcs attribute.
863 (arm_handle_pcs_attribute): New.
864 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
865 conversions from floating-point types to DImode, also declare them
866 to use base AAPCS and declare functions they call to use base
867 AAPCS and their RTABI names.
869 2009-05-12 Joseph Myers <joseph@codesourcery.com>
871 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
872 -mfloat-abi=hard not being supported for VFP.
874 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
876 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
877 SYMBOL_REF to hard_libcall_value.
879 2009-03-05 Joseph Myers <joseph@codesourcery.com>
880 Richard Earnshaw <rearnsha@arm.com>
882 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
883 has been put on the stack, all remaining co-processory arguments for
884 that co-processor also go on the stack.
886 2009-03-05 Joseph Myers <joseph@codesourcery.com>
888 * config/arm/arm.c (arm_return_in_memory): Handle returning
889 vectors of suitable size in registers also for AAPCS case.
891 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
893 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
895 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
897 ARM Hard-VFP calling convention
898 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
899 * target.h (gcc_target): Add libcall_value to table of call hooks.
900 * targhooks.h (default_libcall_value): Default implementation.
901 * targhooks.c (default_libcall_value): Likewise.
902 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
903 * optabs.c (expand_unop): Use it.
904 * expr.h (hard_libcall_value): Pass the function RTX through.
905 * calls.c (emit_library_call_value_1): Update call to
907 * explow.c (hard_libcall_value): Use new target hook.
908 * testsuite/lib/target-supports.exp
909 (check_effective_target_arm_hard_vfp_ok): New hook.
910 (check_effective_target_arm_neon_ok): Improve test for neon
912 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
913 * config/arm/arm.c: Include cgraph.h
914 (TARGET_FUNCTION_VALUE): Override default hook.
915 (arm_pcs_default): New variable.
916 (arm_override_options): Don't fault hard calling convention with VFP.
917 Add support for AAPCS variants.
918 (arm_function_value): Make static. Handle AAPCS variants.
919 (arm_libcall_value): New function.
920 (arm_apply_result_size): Handle VFP registers in results.
921 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
923 (pcs_attribute_args): New variable.
924 (arm_pcs_from_attribute): New function.
925 (arm_get_pcs_model): New function.
926 (aapcs_vfp_cum_init): New function.
927 (aapcs_vfp_sub_candidate): New function.
928 (aapcs_vfp_is_return_candidate): New function.
929 (aapcs_vfp_is_call_candidate): New function.
930 (aapcs_vfp_allocate): New function.
931 (aapcs_vfp_allocate_return_reg): New function.
932 (aapcs_vfp_advance): New function.
933 (aapcs_cp_arg_layout): New variable.
934 (aapcs_select_call_coproc): New function.
935 (aapcs_select_return_coproc): New function.
936 (aapcs_allocate_return_reg): New function.
937 (aapcs_libcall_value): New function.
938 (aapcs_layout_arg): New function.
939 (arm_init_cumulative_args): Initialize AAPCS args data.
940 (arm_function_arg): Handle AAPCS variants using new interface.
941 (arm_arg_parital_bytes): Likewise.
942 (arm_function_arg_advance): New function.
943 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
945 (arm_setup_incoming_varargs): Handle new AAPCS args data.
946 * arm.h (NUM_VFP_ARG_REGS): Define.
947 (LIBCALL_VALUE): Update.
948 (FUNCTION_VALUE): Delete.
949 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
951 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
952 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
953 (FUNCTION_ARG_REGNO_P): Add VFP regs.
954 * arm-protos.h (arm_function_arg_advance): Add.
955 (aapcs_libcall_value): Add.
956 (arm_function_value): Delete.
958 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
959 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/i386.c (standard_sse_mode_p): Remove.
963 (standard_sse_constant_p): Return 2 for integer mode
964 vector_all_ones_operand when SSE2 is enabled.
965 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
966 (ix86_expand_vector_move): Do not check for negative values from
967 standard_sse_constant_p.
969 2009-08-06 Richard Guenther <rguenther@suse.de>
971 * tree-ssa.c (useless_type_conversion_p_1): Make function and
972 array type comparisons frontend independent.
973 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
974 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
975 out array reference lower bound and element size operands.
976 (ao_ref_init_from_vn_reference): Properly compute the offset
978 (vn_reference_fold_indirect): Fill out array reference lower
979 bound and element size operands.
980 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
981 a non gimple valued reference operand which can happen for
982 array reference lower bound or element size.
983 (create_component_ref_by_pieces_1): Properly generate the
984 element size operand for array references.
986 2009-08-06 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/40964
989 * tree.c (iterative_hash_host_wide_int): Export.
990 * tree.h (iterative_hash_host_wide_int): Declare.
991 * tree-ssa-structalias.c (heapvar_map): New struct.
992 (heapvar_map_eq): New function.
993 (heapvar_map_hash): Likewise.
994 (heapvar_lookup): Adjust.
995 (heapvar_insert): Likewise.
996 (make_constraint_from_heapvar): Allow multiple heap variables
997 per decl at different offsets.
998 (init_alias_heapvars): Adjust.
1000 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1002 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1003 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1004 trailing sync if TARGET_SYNC_AFTER_SC.
1006 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1008 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1009 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1010 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1011 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1012 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1013 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1014 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1015 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1016 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1017 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1018 the prototype declaration match the definition.
1019 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1020 instructions explicitly. Add barrier_before and operands
1022 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1023 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1024 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1025 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1026 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1027 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1029 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1031 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1033 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1034 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1037 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1040 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1042 PR rtl-optimization/40924
1043 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1044 make sure canon_rtx (mem_address) isn't simpler than
1045 canon_rtx (expanded_mem_address).
1047 2009-08-05 Li Feng <nemokingdom@gmail.com>
1049 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1051 (build_scop_drs): Build alias set for each SCoP.
1053 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1055 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1056 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1057 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1058 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1059 (BASE_DRIVER_SELF_SPECS): Likewise.
1061 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1063 * tree-ssa-alias.c: Fix some comment typos.
1065 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1067 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1068 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1070 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1073 * simplify-rtx.c (simplify_binary_operation_1): Disable
1074 simplifications for decimal float operations.
1076 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1079 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1080 operand of INDIRECT_REF.
1082 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1084 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1085 constants referencing TLS symbols.
1087 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1089 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1090 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1092 2009-08-03 Richard Guenther <rguenther@suse.de>
1094 * tree.c (make_vector_type): Build a main variant first,
1095 get the canonical one and then build the variant.
1096 * tree-ssa.c (useless_type_conversion_p_1): Handle
1098 (useless_type_conversion_p): Conversions to pointers to
1099 incomplete record types are useless.
1101 2009-08-03 Richard Guenther <rguenther@suse.de>
1103 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1104 file will be created.
1105 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1106 * toplev.c (compile_file): Adjust comment.
1108 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1110 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1111 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1112 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1113 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1114 (sh_promote_function_mode): Fix typo.
1116 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1118 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1120 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1122 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1123 declaration arguments.
1125 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1128 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1129 (ix86_split_ashl): Ditto.
1130 (ix86_expand_vector_init_one_nonzero): Ditto.
1131 (ix86_expand_vector_set): Ditto.
1132 (ix86_expand_reduc_v4sf): Ditto.
1134 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1136 * explow.c (promote_function_mode): Remove assert.
1137 * config/sh/sh.c (sh_promote_function_mode): Declare.
1139 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1141 * config/pa/pa.c (pa_promote_function_mode): Declare.
1142 Change to static. Fix promote_mode call.
1144 * gthr-dce.h (CONST_CAST2): Define if not defined.
1145 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1147 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1149 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1151 * expr.c (store_constructor): Use promote_decl_mode. Remove
1152 now write-only variable unsignedp.
1153 (expand_expr_real_1): Use promote_decl_mode.
1154 * expr.h (promote_function_mode, promote_decl_mode): New.
1155 (promote_mode): Remove last argument.
1156 * function.c (assign_temp): Drop last argument of promote_mode.
1157 (assign_parm_find_data_types): Use promote_function_mode.
1158 (assign_parm_setup_reg): Likewise.
1159 (expand_function_end): Use promote_function_mode.
1160 * calls.c (initialize_argument_information): Use promote_function_mode.
1161 (precompute_arguments): Use promote_mode instead of checking if
1162 only PROMOTE_FUNCTION_MODE is defined.
1163 (expand_call): When making sibcall decisions, use promote_function_mode.
1164 Below, remove an if for targetm.calls.promote_function_return and
1165 and use promote_function_mode.
1166 (emit_library_call_value_1): Use promote_function_mode, fix bug
1167 where promote_mode was passed FOR_CALL == 0 for a return value in an
1169 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1170 * explow.c (promote_function_mode, promote_decl_mode): New.
1171 (promote_mode): Keep only the FOR_CALL == 0 case.
1172 * combine.c (setup_incoming_promotion): Remove test of
1173 promote_function_args. Use promote_function_mode.
1174 * stmt.c (expand_value_return): Use promote_decl_mode.
1175 (expand_decl): Use promote_decl_mode.
1177 * expr.c (store_constructor): Use promote_decl_mode. Remove
1178 now write-only variable unsignedp.
1179 (expand_expr_real_1): Use promote_decl_mode.
1180 * expr.h (promote_function_mode, promote_decl_mode): New.
1181 (promote_mode): Remove last argument.
1182 * function.c (assign_temp): Drop last argument of promote_mode.
1183 (assign_parm_find_data_types): Use promote_function_mode.
1184 (assign_parm_setup_reg): Likewise.
1185 (expand_function_end): Use promote_function_mode.
1186 * calls.c (initialize_argument_information): Use promote_function_mode.
1187 (precompute_arguments): Use promote_mode instead of checking if
1188 only PROMOTE_FUNCTION_MODE is defined.
1189 (expand_call): When making sibcall decisions, use promote_function_mode.
1190 Below, remove an if for targetm.calls.promote_function_return and
1191 and use promote_function_mode.
1192 (emit_library_call_value_1): Use promote_function_mode, fix bug
1193 where promote_mode was passed FOR_CALL == 0 for a return value in an
1195 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1196 * explow.c (promote_function_mode, promote_decl_mode): New.
1197 (promote_mode): Keep only the FOR_CALL == 0 case.
1198 * combine.c (setup_incoming_promotion): Remove test of
1199 promote_function_args. Use promote_function_mode.
1200 * stmt.c (expand_value_return): Use promote_decl_mode.
1201 (expand_decl): Use promote_decl_mode.
1203 * explow.c (promote_function_mode): Just call the target hook.
1204 * targhooks.c (default_promote_function_mode,
1205 default_promote_function_mode_always_promote): New.
1206 * targhooks.h (default_promote_function_mode,
1207 default_promote_function_mode_always_promote): Declare.
1208 * target.h (promote_function_args, promote_function_return): Remove.
1209 (promote_function_mode): New.
1210 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1211 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1212 (TARGET_PROMOTE_FUNCTION_MODE): New.
1213 (TARGET_CALLS): Adjust.
1214 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1215 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1217 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1218 * config/s390/s390.c (s390_promote_function_mode): ... here,
1219 with pointer handling.
1220 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1221 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1223 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1224 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1225 with pointer handling.
1226 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1227 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1229 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1230 * config/sh/sh.c (sh_promote_function_mode): New.
1231 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1232 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1234 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1235 * config/cris/cris.c (cris_promote_function_mode): ... here.
1236 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1237 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1239 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1240 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1241 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1242 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1244 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1245 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1246 complex type handling.
1247 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1248 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1250 * config/pa/pa.c (pa_promote_function_mode): New.
1251 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1252 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1254 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1255 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1256 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1257 * config/xtensa/xtensa.c: Likewise.
1258 * config/stormy16/stormy16.c: Likewise.
1259 * config/iq2000/iq2000.c: Likewise.
1260 * config/rs6000/rs6000.c: Likewise.
1261 * config/picochip/picochip.c: Likewise.
1262 * config/arc/arc.c: Likewise.
1263 * config/mcore/mcore.c: Likewise.
1264 * config/score/score.c: Likewise.
1265 * config/mips/mips.c: Likewise.
1266 * config/bfin/bfin.c: Likewise.
1267 * config/ia64/ia64.c: Likewise (disabled though).
1269 * config/frv/frv.h: Remove pointless remark.
1271 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1272 TARGET_PROMOTE_FUNCTION_ARGS,
1273 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1274 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1276 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1278 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1279 -floop-parallelize-all.
1280 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1281 flag_loop_parallelize_all.
1282 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1283 * graphite.c (graphite_transform_loops): Same.
1285 * graphite-poly.c (apply_poly_transforms): Same.
1287 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1289 PR tree-optimization/40914
1290 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1291 if set, then check the delta field of the PMF record.
1292 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1293 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1294 call is stored in the delta.
1296 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1298 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1300 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/bsd.h (ASM_BYTE): New define.
1303 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1304 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1305 .byte. Use fputs or putc instead of fprintf where appropriate.
1306 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1307 fputs or putc instead of fprintf where appropriate.
1308 * config/i386/i386elf.h: Ditto.
1309 * config/i386/sysv4.h: Ditto.
1311 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1312 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1313 (*tls_global_dynamic_64): Ditto.
1315 2009-07-31 Christian Bruel <christian.bruel@st.com>
1317 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1319 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1321 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1322 Remove dead code for MINUS.
1324 2009-07-31 Anthony Green <green@moxielogic.com>
1326 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1328 (moxie_expand_epilogue): Ditto for epilogue.
1329 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1331 (moxie_function_arg): Ditto.
1332 (moxie_pass_by_reference): Ditto.
1333 (moxie_arg_partial_bytes): Ditto.
1334 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1335 (FUNCTION_ARG_ADVANCE) Ditto.
1336 (REG_PARM_STACK_SPACE) Ditto.
1337 (FUNCTION_ARG_REGNO_P) Dito.
1339 * config.gcc: Add moxie linux config support.
1340 * gcc/config/moxie/uclinux.h: New file.
1342 2009-07-31 DJ Delorie <dj@redhat.com>
1344 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1345 (UNSPECV_SP_SWITCH_E): New.
1346 (sp_switch_1): Change to an unspec.
1347 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1349 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1350 reference the new stack's address
1352 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1354 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1355 graphite-clast-to-gimple.o, graphite-dependences.o,
1356 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1357 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1358 (graphite-blocking.o,
1359 graphite-clast-to-gimple.o, graphite-dependences.o,
1360 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1361 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1362 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1363 * cfgloop.h (struct loop): Add can_be_parallel field.
1364 * common.opt (fgraphite-identity): Moved up.
1365 (fgraphite-force-parallel): New flag.
1366 * graphite.c: Rewrite.
1367 * graphite.h: Rewrite.
1368 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1370 * toplev.c (graphite_out_file): New file descriptor.
1371 (graphite_in_file): New.
1372 (process_options): flag_graphite_force_parallel cannot be used without
1374 * tree-ssa-loop.c: Include toplev.h.
1375 (gate_graphite_transforms): Enable flag_graphite for
1376 flag_graphite_force_parallel.
1378 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1380 * ChangeLog.graphite: New.
1381 * graphite-blocking.c: New.
1382 * graphite-clast-to-gimple.c: New.
1383 * graphite-clast-to-gimple.h: New.
1384 * graphite-dependences.c: New.
1385 * graphite-dependences.h: New.
1386 * graphite-interchange.c: New.
1387 * graphite-poly.c: New.
1388 * graphite-poly.h: New.
1389 * graphite-ppl.c: New.
1390 * graphite-ppl.h: New.
1391 * graphite-scop-detection.c: New.
1392 * graphite-scop-detection.h: New.
1393 * graphite-sese-to-poly.c: New.
1394 * graphite-sese-to-poly.h: New.
1398 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1400 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1401 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1403 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1405 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1406 (scev_is_linear_expression): Return false if the evolution is not
1407 affine multivariate.
1409 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1411 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1412 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1416 * tree-data-ref.c (debug_data_references): New.
1417 (debug_data_reference): New.
1418 * tree-data-ref.h (debug_data_references): Declared.
1419 (debug_data_reference): Declared.
1421 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1423 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1424 * tree-data-ref.h (scop_p): Removed.
1425 (struct data_reference): Remove field scop.
1427 (stmt_simple_memref_p): Removed.
1429 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1431 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1432 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1437 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1439 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1441 * doc/invoke.texi (-fgraphite-identity): Documented.
1443 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1445 * tree-scalar-evolution.c: Fix comment.
1446 (instantiate_scev_1): Return unknow from scev instantiation if the
1447 result is not above instantiate_below.
1449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1451 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1452 static anymore. Instantiate the symbols that may have been introduced
1454 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1457 2009-07-30 DJ Delorie <dj@redhat.com>
1459 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1460 .vliw directive to VLIW sections.
1462 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1464 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1466 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1467 (AUTOHEADER): New variable.
1468 ($(srcdir)/cstamp-h.in): Use it.
1470 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1471 Pat Haugen <pthaugen@us.ibm.com>
1472 Revital Eres <ERES@il.ibm.com>
1474 * config/rs6000/vector.md (VEC_F): Add VSX support.
1478 (vector_load_<mode>): Ditto.
1479 (vector_store_<mode>): Ditto.
1480 (vector GPR move split): Ditto.
1481 (vec_reload_and_plus_<mptrsize>): Ditto.
1482 (vec_reload_and_reg_<mptrsize>): Ditto.
1483 (add<mode>3): Ditto.
1484 (sub<mode>3): Ditto.
1485 (mul<mode>3): Ditto.
1486 (neg<mode>2): Ditto.
1487 (abs<mode>2): Ditto.
1488 (smin<mode>3): Ditto.
1489 (smax<mode>3): Ditto.
1490 (vector_eq<mode>): Ditto.
1491 (vector_gt<mode>): Ditto.
1492 (vector_ge<mode>): Ditto.
1493 (vector_gtu<mode>): Ditto.
1494 (vector_select_<mode>_uns): Ditto.
1495 (vector_eq_<mode>_p): Ditto.
1496 (vector_gt_<mode>_p): Ditto.
1497 (vector_ge_<mode>_p): Ditto.
1498 (vector_gtu_<mode>_p): Ditto.
1499 (cr6_test_for_zero): Ditto.
1500 (cr6_test_for_zero_reverse): Ditto.
1501 (cr6_test_for_lt): Ditto.
1502 (cr6_test_for_lt_reverse): Ditto.
1503 (xor<mode>3): Ditto.
1504 (ior<mode>3): Ditto.
1505 (and<mode>3): Ditto.
1506 (one_cmpl<mode>2): Ditto.
1507 (nor<mode>2): Ditto.
1508 (andc<mode>2): Ditto.
1509 (float<VEC_int<mode>2): Ditto.
1510 (unsigned_float<VEC_int><mode>2): Ditto.
1511 (fix_trunc<mode><VEC_int>2): Ditto.
1512 (fixuns_trunc<mode><VEC_int>2): Ditto.
1514 (vec_set<mode>): Ditto.
1515 (vec_extract<mode>): Ditto.
1516 (vec_interleave_highv4sf): Ditto.
1517 (vec_interleave_lowv4sf): Ditto.
1518 (vec_realign_load_<mode>): Ditto.
1519 (vec_shl_<mode>): Ditto.
1520 (vec_shr_<mode>): Ditto.
1521 (div<mode>3): New patterns for VSX.
1522 (vec_interleave_highv2df): Ditto.
1523 (vec_interleave_lowv2df): Ditto.
1524 (vec_pack_trunc_v2df): Ditto.
1525 (vec_pack_sfix_trunc_v2df): Ditto.
1526 (vec_pack_ufix_trunc_v2df): Ditto.
1527 (vec_unpacks_hi_v4sf): Ditto.
1528 (vec_unpacks_lo_v4sf): Ditto.
1529 (vec_unpacks_float_hi_v4si): Ditto.
1530 (vec_unpacks_float_lo_v4si): Ditto.
1531 (vec_unpacku_float_hi_v4si): Ditto.
1532 (vec_unpacku_float_lo_v4si): Ditto.
1533 (movmisalign<mode>): Ditto.
1534 (vector_ceil<mode>2): New patterns for vectorizing math library.
1535 (vector_floor<mode>2): Ditto.
1536 (vector_btrunc<mode>2): Ditto.
1537 (vector_copysign<mode>3): Ditto.
1539 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1540 predicate for setting the high bit in each word, used for copysign.
1542 * config/rs6000/ppc-asm.h (f19): Whitespace.
1543 (f32-f63): Define if VSX.
1544 (v0-v31): Define if Altivec.
1545 (vs0-vs63): Define if VSX.
1547 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1549 * config/rs6000/power7.md: New file, provide tuning parameters for
1552 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1553 (rs6000_cpu_cpp_builtins): Ditto.
1554 (altivec_overloaded_builtins): Ditto.
1555 (altivec_resolve_overloaded_builtin): Ditto.
1557 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1558 debug switch to disable vectorizing simple math builtin
1561 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1562 Vectorize simple math builtin functions.
1563 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1564 hook to vectorize math builtins.
1565 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1566 (rs6000_builtin_conversion): Add VSX/power7 support.
1567 (rs6000_builtin_vec_perm): Ditto.
1568 (vsplits_constant): Add support for loading up a vector constant
1569 with just the high bit set in each part.
1570 (rs6000_expand_vector_init): Add VSX/power7 support.
1571 (rs6000_expand_vector_set): Ditto.
1572 (rs6000_expand_vector_extract): Ditto.
1573 (rs6000_emit_move): Ditto.
1574 (bdesc_3arg): Ditto.
1575 (bdesc_2arg): Ditto.
1576 (bdesc_1arg): Ditto.
1577 (rs6000_expand_ternop_builtin): Ditto.
1578 (altivec_expand_builtin): Ditto.
1579 (rs6000_expand_unop_builtin): Ditto.
1580 (rs6000_init_builtins): Ditto.
1581 (altivec_init_builtins): Ditto.
1582 (builtin_function_type): Ditto.
1583 (rs6000_common_init_builtins): Ditto.
1584 (rs6000_handle_altivec_attribute); Ditto.
1585 (rs6000_mangle_type): Ditto.
1586 (rs6000_vector_mode_supported_p): Ditto.
1587 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1590 * config/rs6000/vsx.md: New file for VSX support.
1592 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1593 identifing values with just the most significant bit set.
1594 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1595 vectorized builtins.
1597 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1598 (UNSPEC_VRFIM): Delete.
1599 (splitter for loading up vector with most significant bit): New
1600 splitter for vectorizing copysign.
1601 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1602 vectorizing simple math functions.
1603 (altivec_vrfip): Add support for vectorizing simple math functions.
1604 (altivec_vrfim): Ditto.
1605 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1607 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1608 (power7.md, vsx.md): Include for power7 support.
1609 (copysigndf3): Use VSX instructions if -mvsx.
1610 (negdf2_fpr): Ditto.
1611 (absdf2_fpr): Ditto.
1612 (nabsdf2_fpr): Ditto.
1613 (adddf3_fpr): Ditto.
1614 (subdf3_fpr): Ditto.
1615 (muldf3_fpr): Ditto.
1616 (divdf3_fpr): Ditto.
1617 (fix_truncdfdi2_fpr): Ditto.
1618 (cmpdf_internal1): Ditto.
1619 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1620 (btruncdf2, btruncdf2_fpr): Ditto.
1621 (ceildf2, ceildf2_fpr): Ditto.
1622 (floordf2, floordf2_fpr): Ditto.
1623 (floatdidf2, floatdidf2_fpr): Ditto.
1624 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1625 (fmsubdf4_fpr): Ditto.
1626 (fnmadddf4_fpr_1): Ditto.
1627 (fnmadddf4_fpr_2): Ditto.
1628 (fnmsubdf4_fpr_1): Ditto.
1629 (fnmsubdf4_fpr_2): Ditto.
1630 (fixuns_truncdfdi2): Add expander for VSX support.
1631 (fix_truncdfdi2): Ditto.
1632 (fix_truncdfsi2): Ditto.
1634 (btruncsf2): Whitespace.
1635 (movdf_hardfloat32): Add support for VSX registers.
1636 (movdf_softfloat32): Ditto.
1637 (movdf_hardfloat64): Ditto.
1638 (movdf_hardfloat64_mfpgpr): Ditto.
1639 (movdf_softfloat64): Ditto.
1640 (movti splitters): Add check for vector registers supporting
1641 TImode in the future.
1642 (bpermd): Add power7 bpermd instruction.
1644 * config/rs6000/altivec.h (vec_div): Define if VSX.
1648 (vec_nearbyint): Ditto.
1651 (all predicates): Use the generic builtin function, and not the V4SF
1652 specific function so that the predicates will work with VSX's V2DF.
1656 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1657 Document new VSX functions and types.
1659 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1662 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1663 "wa", and "j" constraints. Modify "v" to talk about Altivec
1664 instead of just vector.
1666 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1669 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1670 location for phi arguments.
1671 (rewrite_update_phi_arguments): Find locations for reaching defs.
1672 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1673 Add location to add_phi_arg calls.
1674 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1675 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1676 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1677 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1678 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1679 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1680 * tree-phinodes.c (make_phi_node): Initialize location.
1681 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1682 (add_phi_arg): Add location parameter.
1683 (remove_phi_arg_num): Move location when moving phi argument.
1684 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1686 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1687 slpeel_update_phi_nodes_for_guard1,
1688 slpeel_update_phi_nodes_for_guard2,
1689 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1690 vect_loop_versioning): Set locations.
1691 * tree-parloops.c (create_phi_for_local_result,
1692 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1693 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1694 * tree-vect-loop.c (get_initial_def_for_induction,
1695 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1697 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1698 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1699 (gimple_phi_arg_set_location): New. Set locus.
1700 (gimple_phi_arg_has_location): New. Check for locus.
1701 (redirect_edge_var_map_location): New. Return locus from var_map.
1702 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1703 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1704 combining PHI arguments.
1705 (cond_store_replacement): Set location.
1706 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1707 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1708 scop_add_exit_phis_edge): Add locations.
1709 * tree-cfgcleanup.c (remove_forwarder_block,
1710 remove_forwarder_block_with_phi): Add locations.
1711 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1712 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1714 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1715 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1716 flush_pending_stmts): Add source location.
1717 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1718 stack to preserve locations.
1719 * tree-vect-stmts.c (vectorizable_load): Add location.
1720 * tree-inline.c (copy_phis_for_bb): Copy locus.
1721 (setup_one_parameter): Add call locus to inlined parameter stmts.
1722 (initialize_inlined_parameters): Pass in call location as parameter
1724 (tree_function_versioning): Pass location to setup_one_parameter.
1725 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1726 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1727 copy and edge lists.
1728 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1729 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1730 locus parameter and override the stmt default if provided.
1731 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1732 elim_graph_add_edge, elim_graph_remove_succ_edge,
1733 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1734 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1735 eliminate_phi): Add locus info in elimination graph for each edge and
1737 (insert_backedge_copies): Copy locus if present.
1738 * tree-flow.h (struct _edge_var_map): Add locus field.
1739 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1740 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1741 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1743 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1745 2009-07-30 Martin Jambor <mjambor@suse.cz>
1747 PR tree-optimization/40570
1748 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1751 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1753 * ssa-loop-manip.c: Include langhooks.h.
1754 (rewrite_phi_with_iv): New.
1755 (rewrite_all_phi_nodes_with_iv): New.
1756 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1757 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1758 * tree-parloops.c (loop_parallel_p): Move out all conditions
1759 except dependency check.
1760 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1761 (gen_parallel_loop): Call canonicalize_loop_ivs without
1762 reduction_list argument.
1763 (build_new_reduction): New.
1764 (gather_scalar_reductions): New.
1765 (try_get_loop_niter): New.
1766 (try_create_reduction_list): New.
1767 (parallleize_loops): Change the parallel conditions check.
1768 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1769 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1771 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1773 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1775 * doc/options.texi (Option properties): Mention new quoting syntax.
1777 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1779 * config/alpha/alpha.c (alpha_start_function):
1780 Handle VMS_DEBUG_MAIN_POINTER
1781 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1782 * doc/invoke.texi: Document -mdebug-main switch.
1784 2009-07-29 Richard Henderson <rth@redhat.com>
1786 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1787 (cgraph_create_edge_including_clones): Likewise.
1788 * tree-inline.c (copy_bb): Operate on the correct edges
1789 when updating the callgraph.
1791 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1793 * config/alpha/vms-cc.c: Deleted.
1794 * config/alpha/vms-ld.c: Deleted.
1795 * config/alpha/t-vms64: Moved to config/vms
1796 * config/alpha/vms-crt0-64.c: Moved to config/vms
1797 * config/alpha/vms-crt0.c: Moved to config/vms
1798 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1799 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1800 * config/alpha/xm-vms.h: Moved to config/vms
1801 * config/alpha/x-vms: Moved to config/vms
1802 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1804 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1805 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1807 * config/vms/t-vms64: Moved here from config/alpha
1808 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1809 (argc,argv,envp): Enforce 32bit malloc'ing.
1810 * config/vms/vms-psxcrt0-64.c: Likewise.
1811 * config/vms/vms-crt0.c: Moved here from config/alpha.
1812 * config/vms/vms-psxcrt0.c: Likewise.
1813 * config/vms/vms-crtl-64.h: New file.
1814 * config/vms/vms-crtl.h: New file.
1815 * config/vms/vms.opt: New file.
1816 * config/vms/xm-vms64.h: New file.
1817 * config/vms/xm-vms.h: Moved here from config/alpha.
1818 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1820 * config/vms/x-vms: Moved here from config/alpha.
1821 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1822 (vms-ld.o, vms-cc.o): Removed.
1823 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1825 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1827 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1828 correct stack (obvious VMS fix).
1830 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1832 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1833 date, version info if VMS_DEBUGGING_INFO defined.
1834 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1835 size, date calculating code moved here.
1837 2009-07-29 Paul Brook <paul@codesourcery.com>
1839 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1842 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1845 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1846 to DImode when generating insq_le insn.
1848 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1850 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1851 New macro set for VMS_DEBUGGGING_INFO.
1852 (AT_string_form): Use it.
1854 2009-07-28 DJ Delorie <dj@redhat.com>
1856 * config/mep/mep.c (vtext_section): New.
1857 (vftext_section): New.
1858 (ftext_section): New.
1859 (mep_select_section): Add support for functions.
1860 (mep_unique_section): Likewise.
1861 (mep_asm_init_sections): Likewise.
1862 (mep_encode_section_info): Remove it from here.
1864 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1866 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1868 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1869 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1871 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1873 * dwarf2out.c (output_file_names): Test new macro
1874 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1875 (add_comp_dir_attribute): Likewise.
1877 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1879 * config/i386/mingw-w64.h (LINK_SPEC): Add
1880 separating space between commands.
1882 2009-07-28 Jan Hubicka <jh@suse.cz>
1884 PR tree-optimization/40759
1885 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1888 2009-07-27 DJ Delorie <dj@redhat.com>
1890 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1891 types are dword-aligned.
1892 (mep_expand_va_start): Likewise.
1894 2009-07-27 Olivier Hainque <hainque@adacore.com>
1895 Douglas B Rupp <rupp@gnat.com>
1897 * convert.c (convert_to_pointer): Don't assume the target
1898 pointer type is POINTER_SIZE long. Fetch its precision instead.
1900 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1902 * system.h (fopen): Undefine if macro.
1904 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1906 * dwarf2out.c (output_cfi_p): Removed.
1907 (output_cfis): New function.
1908 (output_fde): New function, split from output_call_frame_info.
1909 (output_call_frame_info): Use it.
1910 (dwarf2out_switch_text_section): Use output_cfis.
1912 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1914 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1915 TARGET_BI_ARCH is specified without enabling SJLJ.
1916 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1917 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1919 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1921 * arm.md (negdi2): Use DImode if forcing a value into a register.
1923 2009-07-26 Ira Rosen <irar@il.ibm.com>
1925 PR tree-optimization/40801
1926 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1927 of vector operand from the previous copy of vector statement.
1928 Pass the correct definition type value to
1929 vect_get_vec_def_for_stmt_copy().
1931 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1933 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1934 const char ** conversion.
1936 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1938 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1939 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1940 (gcc_unreachable): Invoke __builtin_unreachable() if
1941 !ENABLE_ASSERT_CHECKING.
1943 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1945 PR rtl-optimization/40445
1946 * emit-rtl.c (next_nonnote_insn_bb): New function.
1947 * rtl.h (next_nonnote_insn_bb): Declare new function.
1948 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1949 with no successors that is the successor of the ENTRY_BLOCK.
1950 Continue from the top after removing an empty fallthrough block.
1951 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1952 of next_nonnote_insn.
1954 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1956 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1958 2009-07-25 Martin Jambor <mjambor@suse.cz>
1960 * c-common.c (c_common_attribute_table): New element for noclone.
1961 (handle_noclone_attribute): New function. Forward-declare.
1962 * tree-inline.c (tree_versionable_function_p): Check for noclone
1964 * doc/extend.texi (Labels as Values): Document need for noclone.
1965 (Function Attributes): Document noclone attribute.
1967 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1969 PR rtl-optimization/34999
1970 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1971 and dw_fde_switched_cold_to_hot fields.
1972 (output_cfi_p): New function.
1973 (output_call_frame_info): If fde->dw_fde_switched_sections,
1974 output 2 FDEs instead of one with corrupted header.
1975 (dwarf2out_do_cfi_startproc): New function.
1976 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1977 and fde->dw_fde_switched_cold_to_hot.
1978 (dwarf2out_switch_text_section): Compute
1979 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1980 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1981 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1982 Otherwise, compute fde->dw_fde_switch_cfi.
1984 2009-07-24 Cary Coutant <ccoutant@google.com>
1986 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1988 2009-07-24 Cary Coutant <ccoutant@google.com>
1990 * cfghooks.c (split_block): Copy discriminator to new block.
1991 * tree-cfg.c (assign_discriminator): Check location of last
1992 instruction in block as well as first.
1994 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/linux.c: Use fputs or putc instead of fprintf
1998 * config/i386/gas.h: Ditto.
1999 * config/i386/x86-64.h: Ditto.
2000 * config/i386/att.h: Ditto.
2002 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2004 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2007 2009-07-24 Martin Jambor <mjambor@suse.cz>
2009 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2010 (ipa_push_func_to_list_1): Declare.
2011 (ipa_push_func_to_list): New function.
2013 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2014 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2015 (ipa_push_func_to_list): Removed.
2016 (ipa_pop_func_from_list): Clear node_enqueued flag.
2018 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2020 * config/s390/s390.c (override_options): Default
2021 max-unrolled-insns to 100 for z10 tuning.
2023 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2025 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2026 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2027 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2028 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2029 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2030 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2031 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2033 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2035 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2036 use default set in mingw32.h header.
2037 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2038 64-bit /mingw/include path.
2039 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2042 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2044 PR rtl-optimization/40209
2045 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2047 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2050 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2051 with the rest of string where appropriate. Use fputs or putc
2052 instead of fprintf where appropriate.
2054 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2055 Pat Haugen <pthaugen@us.ibm.com>
2056 Revital Eres <ERES@il.ibm.com>
2058 * config/rs6000/vector.md: New file. Move most of the vector
2059 expander support here from altivec.md to allow for the VSX vector
2060 unit in the future. Add support for secondary_reload patterns.
2061 Rewrite the patterns for vector comparison, and vector comparison
2062 predicate instructions so that the RTL expresses the desired
2063 behavior, instead of using unspec.
2065 * config/rs6000/constraints.md ("f" constraint): Use
2066 rs6000_constraints to hold the precalculated register class.
2067 ("d" constraint): Ditto.
2068 ("wd" constraint): New constraint for VSX.
2069 ("wf" constraint): Ditto.
2070 ("ws" constraint): Ditto.
2071 ("wa" constraint): Ditto.
2072 ("wZ" constraint): Ditto.
2073 ("j" constraint): Ditto.
2075 * config/rs6000/predicates.md (vsx_register_operand): New
2077 (vfloat_operand): New predicate for vector.md.
2078 (vint_operand): Ditto.
2079 (vlogical_operand): Ditto.
2080 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2081 (easy_vector_constant): Add VSX support.
2082 (altivec_indexed_or_indirect_operand): New predicate for
2083 recognizing Altivec style memory references with AND -16.
2085 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2086 for vector secondary reload support.
2087 (rs6000_vector_reg_class): Delete, replacing it with
2089 (rs6000_vsx_reg_class): Ditto.
2090 (rs6000_constraints): New array to hold the register classes of
2091 each of the register constraints that can vary at runtime.
2092 (builtin_mode_to_type): New static array for builtin function type
2094 (builtin_hash_table): New static hash table for builtin function
2096 (TARGET_SECONDARY_RELOAD): Define target hook.
2097 (TARGET_IRA_COVER_CLASSES): Ditto.
2098 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2099 registers are 128 bits if VSX memory reference instructions are used.
2100 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2102 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2103 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2104 Print several of the scheduling related parameters.
2105 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2106 rs6000_constraints instead of rs6000_vector_reg_class. Move
2107 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2108 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2109 Altivec. Add VSX support. Setup for secondary reload support on
2110 Altivec/VSX registers.
2111 (rs6000_override_options): Make power7 set the scheduling groups
2112 like the power5. Add support for new debug switches to override
2113 the scheduling defaults. Temporarily disable -mcpu=power7 from
2114 setting -mvsx. Add support for debug switches -malways-hint,
2115 -msched-groups, and -malign-branch-targets.
2116 (rs6000_buitlin_conversion): Add support for returning unsigned
2117 vector conversion functions to fix regressions due to stricter
2119 (rs6000_builtin_mul_widen_even): Ditto.
2120 (rs6000_builtin_mul_widen_odd): Ditto.
2121 (rs6000_builtin_vec_perm): Ditto.
2122 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2123 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2125 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2127 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2128 VSX types for bit operations. Changes to accomidate vector.md.
2129 (bdesc_2arg): Ditto.
2130 (bdesc_1arg): Ditto.
2131 (struct builtin_description_predicates): Rewrite predicate
2132 handling so that RTL describes the operation, instead of passing
2133 the instruction to be used as a string argument.
2134 (bdesc_altivec_preds): Ditto.
2135 (altivec_expand_predicate_builtin): Ditto.
2136 (altivec_expand_builtin): Ditto.
2137 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2138 statement for vsldoi support.
2139 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2140 (altivec_expand_st_builtin): Ditto.
2141 (paired_expand_builtin): Whitespace changes.
2142 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2143 builtin_mode_to_type table for secondary reload. Call
2144 builtin_function_type to build random builtin functions.
2145 (altivec_init_builtins): Change to use builtin_function_type to
2146 create builtin function types dynamically as we need them.
2147 (builtin_hash_function): New support for hashing the tree types
2148 for builtin function as we need it, rather than trying to build
2149 all of the trees that we need. Add initial preliminary VSX support.
2150 (builtin_function_type): Ditto.
2151 (builtin_function_eq): Ditto.
2152 (builtin_hash_struct): Ditto.
2153 (rs6000_init_builtins): Ditto.
2154 (rs6000_common_init_builtins): Ditto.
2155 (altivec_init_builtins): Ditto.
2156 (rs6000_common_init_builtins): Ditto.
2157 (enum reload_reg_type): New enum for simplifing reg classes.
2158 (rs6000_reload_register_type): Simplify register classes into GPR,
2159 Vector, and other registers. Altivec and VSX addresses in reload.
2160 (rs6000_secondary_reload_inner): Ditto.
2161 (rs6000_ira_cover_classes): New target hook, that returns the
2162 appropriate cover classes, based on -mvsx being used or not.
2163 (rs6000_secondary_reload_class): Add VSX support.
2164 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2165 (get_vsel_insn): Ditto.
2166 (rs6000_emit_vector_compare): Rewrite vector conditional support
2167 so that where we can, we use RTL operators, instead of blindly use
2169 (rs6000_emit_vector_select): Ditto.
2170 (rs6000_emit_vector_cond_expr): Ditto.
2171 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2172 (create_TOC_reference): Add -mdebug=addr support.
2173 (emit_frame_save): VSX loads/stores need register indexed addressing.
2175 * config/rs6000/rs6000.md: Include vector.md.
2177 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2179 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2180 support for V2DI, V2DF in logical, permute, select operations.
2182 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2183 switch for vsx/power7.
2184 (-mvsx-scalar-memory): Ditto.
2185 (-mvsx-align-128): Ditto.
2186 (-mallow-movmisalign): Ditto.
2187 (-mallow-df-permute): Ditto.
2188 (-msched-groups): Ditto.
2189 (-malways-hint): Ditto.
2190 (-malign-branch-targets): Ditto.
2192 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2194 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2195 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2196 (rs6000_vector_reg_class): Delete.
2197 (rs6000_vsx_reg_class): Ditto.
2198 (enum rs6000_reg_class_enum): New enum for the constraints that
2199 vary based on target switches.
2200 (rs6000_constraints): New array to hold the register class for all
2201 of the register constraints that vary based on the switches used.
2202 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2203 (enum rs6000_builtins): Add unsigned varients for the builtin
2204 declarations returned by target hooks for expanding multiplies,
2205 select, and permute operations. Add VSX builtins.
2206 (enum rs6000_builtin_type_index): Add entries for VSX.
2207 (V2DI_type_node): Ditto.
2208 (V2DF_type_node): Ditto.
2209 (unsigned_V2DI_type_node): Ditto.
2210 (bool_long_type_node): Ditto.
2211 (intDI_type_internal_node): Ditto.
2212 (uintDI_type_internal_node): Ditto.
2213 (double_type_internal_node): Ditto.
2215 * config/rs6000/altivec.md (whole file): Move all expanders to
2216 vector.md from altivec.md. Rename insn matching functions to be
2218 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2219 (altivec_vcmp*): Ditto.
2220 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2221 (VM): New iterator for moves that includes the VSX types.
2222 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2223 (altivec_vperm_<mode>_uns): New, for unsigned types.
2224 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2225 (altivec_eq<mode>): Ditto.
2226 (altivec_gt<mode>): Ditto.
2227 (altivec_gtu<mode>): Ditto.
2228 (altivec_eqv4sf): Ditto.
2229 (altivec_gev4sf): Ditto.
2230 (altivec_gtv4sf): Ditto.
2231 (altivec_vcmpbfp_p): Ditto.
2233 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2235 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2238 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2242 ASM_SHORT instead of .word.
2243 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2244 instead of .word in asm template.
2246 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2249 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2250 (process_bb_node_lives): Use it.
2252 * ira.c (setup_cover_and_important_classes): Don't setup
2253 ira_important_class_nums. Add cover classes to the end of
2255 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2257 (find_reg_class_closure): Use reorder_important_classes.
2259 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2261 * config/i386/i386.c (i386_ira_cover_classes): New function.
2262 (TARGET_IRA_COVER_CLASSES): Redefine.
2264 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2265 importance of order of cover classes in the array.
2267 2009-07-22 Diego Novillo <dnovillo@google.com>
2269 * tree-pass.h (TDF_EH): Define.
2270 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2271 contains TDF_EH, print the EH region number holding GS.
2272 * tree-dump.c (dump_options): Add "eh".
2273 * doc/invoke.texi: Document it.
2275 2009-07-22 Doug Kwan <dougkwan@google.com>
2277 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2279 2009-07-22 Michael Matz <matz@suse.de>
2281 PR tree-optimization/35229
2282 PR tree-optimization/39300
2284 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2285 (inhibit_phi_insertion): New function.
2286 (insert_into_preds_of_block): Call it for REFERENCEs.
2287 (init_pre): Initialize and finalize scalar evolutions.
2288 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2290 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2293 Use CONST_VECTOR_NUNITS to determine number of elements.
2295 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2297 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2298 (U, W): Constraints are now deprecated and will be removed if we
2300 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2302 ("prefetch"): Add the stcmh instruction for prefetching.
2303 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2305 (s390_short_displacement): Return always true if compiling for
2306 machines not providing the long displacement facility.
2307 (s390_mem_constraint): Support the new constraint letter Z.
2308 (s390_check_qrst_address): New function.
2310 2009-07-21 DJ Delorie <dj@redhat.com>
2312 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2315 2009-07-21 Jason Merrill <jason@redhat.com>
2317 * c-common.c (max_tinst_depth): Increase default to 1024.
2319 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2322 (vec_unpacku_float_lo_v4si): Ditto.
2324 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2328 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2329 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2330 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2332 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2334 PR tree-optimization/40813
2335 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2338 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2340 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2341 with a NOP_EXPR if needed.
2343 2009-07-21 Paul Brook <paul@codesourcery.com>
2345 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2346 Terminate debug dump with newline.
2348 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2350 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2351 Cast "1" to unsigned HOST_WIDE_INT.
2352 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2353 deposit length to the maximum length - lsb. Extend length if
2354 HOST_BITS_PER_WIDE_INT is 32.
2356 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2358 * cgraph.h (constant_pool_htab): New function.
2359 (constant_descriptor_tree): Move from varasm.c.
2360 * varasm.c (constant_pool_htab): New function.
2361 (constant_descriptor_tree): Move to cgraph.h.
2363 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2365 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2367 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2369 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2372 2009-07-20 Xinliang David Li <davidxl@google.com>
2374 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2376 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2378 * config/mips/mips.md (move_type): Add arith.
2379 (type): Handle arith.
2380 (zero_extendsidi2): Rename this into ...
2381 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2382 (zero_extendsidi2): New expander.
2383 (*zero_extendsidi2_dext): New pattern.
2385 2009-07-20 Nick Clifton <nickc@redhat.com>
2387 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2388 to set MIPS_ABI_DEFAULT.
2389 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2391 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2393 * tree-object-size.c (addr_object_size): Handle unions with
2394 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2396 PR tree-optimization/40792
2397 * tree.c (build_function_type_skip_args): Remove bogus assert.
2399 2009-07-20 Jan Hubicka <jh@suse.cz>
2400 Martin Jambor <mjambor@suse.cz>
2402 * cgraph.h (combined_args_to_skip): New field.
2403 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2404 combined_args_to_skip and args_to_skip.
2405 * tree-inline.c (update_clone_info): New function.
2406 (tree_function_versioning): Call update_clone_info.
2407 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2409 (cgraph_materialize_all_clones): More extensive dumping, working
2410 with combined_args_to_skip rather than args_to_skip.
2412 2009-07-20 Ira Rosen <irar@il.ibm.com>
2414 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2415 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2416 (get_initial_def_for_reduction): Likewise.
2417 (vectorizable_reduction): Skip the check of first operand in case
2418 of COND_EXPR. Add check that it is outer loop vectorization if
2419 nested cycle was detected. Call vectorizable_condition() for
2420 COND_EXPR. If reduction epilogue cannot be created do not fail for
2421 nested cycles (if it is not double reduction). Assert that there
2422 is only one type in the loop in case of COND_EXPR. Call
2423 vectorizable_condition() to vectorize COND_EXPR.
2424 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2425 Add parameters. Allow nested cycles if called from
2426 vectorizable_reduction(). Use reduction vector variable if provided.
2427 (vect_analyze_stmt): Call vectorizable_reduction() before
2428 vectorizable_condition().
2429 (vect_transform_stmt): Update call to vectorizable_condition().
2431 2009-07-20 Christian Bruel <christian.bruel@st.com>
2433 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2434 * doc/invoke.texi (-mfmovd): Likewise.
2435 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2437 2009-07-20 Jan Hubicka <jh@suse.cz>
2439 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2440 when handling SSA name.
2442 2009-07-19 Jan Hubicka <jh@suse.cz>
2444 PR tree-optimization/40676
2445 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2446 virtual PHIs in empty BBs.
2448 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2450 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2451 re-expanded the compound use gen_lowpart instead to convert to the
2454 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2456 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2457 OUTER_CONST arguments.
2458 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2459 the new wider mode will be masked off.
2460 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2462 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2464 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2465 high-order bits are zero.
2467 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2469 * combine.c (simplify_shift_const_1): Split code to determine
2471 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2472 new bits shifted in are identical to the old sign bit.
2474 2009-07-18 Richard Guenther <rguenther@suse.de>
2477 * gimplify.c (gimplify_call_expr): Reject code using results from
2478 functions returning void.
2480 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2482 * doc/md.texi: Document the new PowerPC "es" constraint.
2483 Document that "m" can include automodified addresses on this target,
2484 and explain how %U must be used. Extend the "Q" and "Z" documentation
2485 to suggest "es" as well as "m".
2486 * config/rs6000/constraints.md (es): New memory constraint.
2487 (Q, Z): Update strings to match new documentation.
2489 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2491 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2492 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2493 * config/rs6000/predicates.md (volatile_mem_operand): Use
2494 offsettable_nonstrict_memref_p.
2495 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2496 (*floatunssidf2_internal): Likewise.
2497 (*fix_truncdfsi2_internal): Likewise.
2498 (*fix_trunctfsi2_internal): Likewise.
2500 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2502 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2504 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2506 2009-07-17 Richard Guenther <rguenther@suse.de>
2509 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2510 (pass_warn_unused_result): Likewise.
2511 (TODO_set_props): Remove.
2512 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2514 (pass_diagnose_omp_blocks): Define.
2515 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2516 (c_gimple_diagnostics_recursively): Remove.
2517 (finish_function): Do not call it.
2518 (c_write_global_declarations): Continue after errors.
2519 Finalize the CU here.
2520 * c-gimplify.c (c_genericize): Do not gimplify here.
2521 * c-common.c (c_warn_unused_result): Move ...
2522 * tree-cfg.c (do_warn_unused_result): ... here.
2523 (run_warn_unused_result): New function.
2524 (gate_warn_unused_result): New function.
2525 (pass_warn_unused_result): New pass.
2526 * c-common.h (c_warn_unused_result): Remove.
2527 * flags.h (flag_warn_unused_result): Declare.
2528 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2529 * opts.c (flag_warn_unused_result): Initialize to false.
2530 * toplev.c (compile_file): Add comment.
2531 * omp-low.c (create_omp_child_function): Do not register
2532 the function with the frontend.
2533 (diagnose_omp_structured_block_errors): Prepare to be
2534 called as optimization pass.
2535 (gate_diagnose_omp_blocks): New function.
2536 (pass_diagnose_omp_blocks): New pass.
2537 * cgraph.h (cgraph_optimize): Remove.
2538 (cgraph_analyze_function): Likewise.
2539 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2540 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2541 before their parents here.
2542 (cgraph_finalize_function): Not here.
2543 (cgraph_analyze_function): Gimplify functions here.
2544 (cgraph_finalize_compilation_unit): Continue after errors.
2545 Optimize the callgraph from here.
2546 (cgraph_optimize): Make static.
2547 * langhooks.c (write_global_declarations): Finalize the CU.
2548 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2549 (gimplify_function_tree): Assert we gimplify only once.
2550 Set PROP_gimple_any property.
2551 * tree-nested.c (gimplify_all_functions): New function.
2552 (lower_nested_functions): Gimplify all nested functions.
2553 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2554 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2555 and pass_diagnose_omp_blocks after gimplification. Do not
2556 set TODO_set_props on all_lowering_passes.
2557 (execute_one_pass): Do not handle TODO_set_props.
2558 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2559 (gimplify.o): Add tree-pass.h dependency.
2560 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2561 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2562 (unsave_r): Likewise.
2563 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2566 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2568 * doc/service.texi (Service): Restore previously removed link,
2569 which isn't broken after all.
2571 2009-07-17 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/40321
2574 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2575 PHI nodes to the maximal set.
2576 (make_values_for_phi): Add PHI arguments to the maximal set.
2577 (execute_pre): Dump PHI_GEN and the maximal set.
2579 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2582 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2585 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2587 * doc/extend.texi (Nested Functions): Replace broken link with
2589 * doc/service.texi (Service): Remove broken link.
2591 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2594 * builtins.c (expand_builtin_memcmp): Use loc instead of
2595 EXPR_LOCATION (exp).
2596 (expand_builtin_strncmp): Likewise.
2598 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2599 Manuel López-Ibáñez <manu@gcc.gnu.org>
2602 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2603 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2604 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2605 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2606 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2607 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2608 tree-inline.c, c-common.c, c-common.h, gimple.c,
2609 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2610 convert.c: Add location argument to fold_{unary,binary,ternary},
2611 fold_build[123], build_call_expr, build_size_arg,
2612 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2613 fold_build1_initializer, fold_build2_initializer,
2614 fold_build3_initializer, fold_build_call_array,
2615 fold_build_call_array_initializer, fold_single_bit_test,
2616 omit_one_operand, omit_two_operands, invert_truthvalue,
2617 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2618 combine_comparisons, fold_builtin_*, fold_call_expr,
2619 build_range_check, maybe_fold_offset_to_address, round_up,
2622 2009-07-16 Jason Merrill <jason@redhat.com>
2625 * c-common.c (c_common_reswords): Add __is_standard_layout
2627 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2628 * doc/implement-cxx.texi: New.
2629 * doc/gcc.texi: Include it.
2631 2009-07-16 DJ Delorie <dj@redhat.com>
2633 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2634 compares that may be indirectly affected by previous instructions.
2636 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2638 * builtins.c (do_mpc_arg2): New.
2639 (fold_builtin_2): Fold builtin cpow.
2640 * real.h (HAVE_mpc_pow): New.
2642 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2644 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2645 comparison to skip unprofitable schedule
2647 2009-07-16 Simon Baldwin <simonb@google.com>
2649 * gcc.c (option_map): New flag -no-canonical-prefixes.
2650 * (display_help): Print help text for new flag.
2651 * (process_command): Move options translation and language specifics
2652 and handle new flag early. Use it to set a function pointer to a
2653 prefix builder. Replace make_relative_prefix calls with calls to
2654 the function pointed to. Ignore new flag in regular options handling.
2655 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2657 2009-07-15 DJ Delorie <dj@redhat.com>
2659 * config/mep/mep.md (sibcall_internal): Change register to avoid
2661 (sibcall_value_internal): Likewise.
2663 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2665 PR rtl-optimization/40710
2666 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2668 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2670 * config/mips/mips.md (*extenddi_truncate<mode>,
2671 *extendsi_truncate<mode>): Change type attribute to move_type
2672 with shift_shift. Split out code handling exts from here ...
2673 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2675 (*extendhi_truncateqi): Change type attribute to move_type with
2676 shift_shift. Split out code handling exts from here ...
2677 (*extendhi_truncateqi_exts): ... to this new pattern.
2679 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2682 instead of "and" with inverted sign bit mask value. Use
2683 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2684 Allocate registers only for operand 4 and operand 5.
2686 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2689 * fold-const.c (fold_cond_expr_with_comparison): When folding
2690 < and <= to MIN, make sure the MIN uses the same type as the
2691 comparison's operands.
2693 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2695 * arm.md (ior_xor): New code iterator.
2696 (split for ior/xor with shift and zero-extend): New split pattern.
2697 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2699 2009-07-15 Richard Guenther <rguenther@suse.de>
2701 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2704 2009-07-15 Richard Guenther <rguenther@suse.de>
2707 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2709 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2711 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2712 handle 2.6.30 kernel.
2714 2009-07-15 DJ Delorie <dj@redhat.com>
2716 * config/mep/mep.md (sibcall_internal): Change register to allow
2717 for 24-bit addresses.
2718 (sibcall_value_internal): Likewise.
2720 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2722 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2723 that are enabled/disabled by the flags introduced by a previous patch.
2725 2009-07-14 DJ Delorie <dj@redhat.com>
2727 * config/mep/mep.md (sibcall_internal): Include non-toggling
2729 (sibcall_value_internal): Likewise.
2731 2009-07-14 Taras Glek <tglek@mozilla.com>
2732 Rafael Espindola <espindola@google.com>
2734 * doc/sourcebuild.texi: Document install-plugin target.
2735 * configure.ac: Added install-plugin target to language makefiles.
2736 * configure: Regenerate.
2737 * Makefile.in: (install-plugin): Install more headers,
2738 depend on lang.install-plugin.
2740 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2742 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2745 2009-07-14 DJ Delorie <dj@redhat.com>
2747 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2748 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2749 * config/mep/mep.md (sibcall_internal): Change test from
2750 mep_vliw_mode_match to mep_vliw_jmp_match.
2751 (sibcall_value_internal): Likewise.
2753 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/sse.md (copysign<mode>3): New expander.
2756 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2757 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2758 Use ix86_build_const_vector.
2759 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2760 IX86_BUILTIN_CPYSGNPD.
2761 (builtin_description): Add __builtin_ia32_copysignps and
2762 __builtin_ia32_copysignpd.
2763 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2764 and BUILT_IN_COPYSIGNF.
2766 2009-07-13 Jason Merrill <jason@redhat.com>
2768 * builtins.c (can_trust_pointer_alignment): New fn.
2769 (get_pointer_alignment): Factor it out from here.
2770 * tree.h: Declare it.
2772 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2774 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2777 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2781 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2783 2009-07-14 Richard Guenther <rguenther@suse.de>
2784 Andrey Belevantsev <abel@ispras.ru>
2787 * cfgexpand.c (partition_stack_vars): Do not bother to update
2788 alias information when not optimizing.
2790 2009-07-14 Richard Guenther <rguenther@suse.de>
2791 Andrey Belevantsev <abel@ispras.ru>
2793 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2794 (pt_solution_set): Likewise.
2795 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2796 * tree-ssa-structalias.c (pt_solution_set): New function.
2797 * final.c (rest_of_clean_state): Free SSA data structures.
2798 * print-rtl.c (print_decl_name): Remove.
2799 (print_mem_expr): Implement in terms of print_generic_expr.
2800 * alias.c (ao_ref_from_mem): New function.
2801 (rtx_refs_may_alias_p): Likewise.
2802 (true_dependence): Query alias-export info.
2803 (canon_true_dependence): Likewise.
2804 (write_dependence_p): Likewise.
2805 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2807 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2808 (mem_expr_equal_p): Use operand_equal_p.
2809 (set_mem_attributes_minus_bitpos): Do not use
2810 component_ref_for_mem_expr.
2811 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2812 (update_alias_info_with_stack_vars): Likewise.
2813 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2814 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2815 explicitly nor clear stmt operands.
2816 Free the decl-to-pointer map.
2817 * tree-optimize.c (execute_free_datastructures): Do not free
2818 SSA data structures here.
2819 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2820 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2821 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2823 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2825 2009-07-13 DJ Delorie <dj@redhat.com>
2827 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2828 unrolling at the right iteration count.
2830 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2833 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2835 * haifa-sched.c (rank_for_schedule): Introduced flags to
2836 enable/disable individual scheduling heuristics.
2837 * common.opt: Introduced flags to enable/disable individual
2838 heuristics in the scheduler.
2839 * doc/invoke.texi: Introduced flags to enable/disable individual
2840 heuristics in the scheduler.
2842 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2844 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2845 config/i386/mingw-tls.c.
2846 * config/i386/mingw-tls.c: Removed.
2848 2009-07-13 Ira Rosen <irar@il.ibm.com>
2850 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2851 checks access only relevant statements.
2852 (vectorizable_reduction): Likewise.
2854 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2856 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2857 just for 32-bit case.
2859 2009-07-12 Jan Hubicka <jh@suse.cz>
2861 PR tree-optimization/40585
2862 * except.c (expand_resx_expr): When there already is resume
2863 instruction, produce linked list.
2864 (build_post_landing_pads): Assert that resume is empty.
2865 (connect_post_landing_pads): Handle resume lists.
2866 (dump_eh_tree): Dump resume list.
2868 2009-07-12 Ira Rosen <irar@il.ibm.com>
2870 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2871 with additional argument.
2872 * tree-vectorizer.h (enum vect_def_type): Add
2873 vect_double_reduction_def.
2874 (vect_is_simple_reduction): Add argument.
2875 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2877 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2878 vect_is_simple_reduction with additional argument.
2879 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2881 (reduction_code_for_scalar_code): Handle additional codes by
2882 returning ERROR_MARK for them. Fix comment and indentation.
2883 (vect_is_simple_reduction): Fix comment, add argument to specify
2884 double reduction. Detect double reduction.
2885 (get_initial_def_for_induction): Fix indentation.
2886 (get_initial_def_for_reduction): Fix comment and indentation.
2887 Handle double reduction. Create initial definitions that do not
2888 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2889 (vect_create_epilog_for_reduction): Fix comment, add argument to
2890 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2891 epilogue result extraction. Create double reduction phi node and
2892 replace relevant uses.
2893 (vectorizable_reduction): Call vect_is_simple_reduction with
2894 additional argument. Fix indentation. Update epilogue code treatment
2895 according to the changes in reduction_code_for_scalar_code. Check
2896 for double reduction. Call vect_create_epilog_for_reduction with
2897 additional argument.
2898 * tree-vect-stmts.c (process_use): Handle double reduction, update
2900 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2901 (vect_get_vec_def_for_operand): Likewise.
2903 2009-07-12 Danny Smith <dansmister@gmail.com>
2905 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2906 dllexport if !TREE_PUBLIC.
2907 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2909 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2911 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2912 (avr_extra_arch_macro) Remove declatation.
2913 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2914 (avr_extra_arch_macro) Declare as static.
2915 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2917 2009-07-11 Jan Hubicka <jh@suse.cz>
2920 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2922 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2925 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2926 cold_in_std_section bits.
2927 (dwarf2out_begin_prologue): Initialize them.
2928 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2929 if already covered by text_section or cold_text_section range.
2931 PR rtl-optimization/40667
2932 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2933 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2934 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2935 * config/i386/i386.c (ix86_minimum_alignment): New function.
2936 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2937 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2938 * emit-rtl.c (gen_reg_rtx): Likewise.
2939 * function.c (assign_parms): Likewise. If nominal_type needs
2940 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2941 rather than passed_type's alignment.
2944 * function.c (assign_parm_setup_stack): Adjust
2945 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2946 from nominal_mode on big endian.
2948 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2950 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2952 2009-07-10 DJ Delorie <dj@redhat.com>
2954 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2956 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2958 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2960 (thumb2_cbnz): Likewise.
2962 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2965 * config.gcc (supported_defaults): Add synci.
2966 (with_synci): Add validation.
2967 (all_defaults): Add synci.
2968 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2971 * config/mips/mips.opt (msynci): New option.
2972 * config/mips/mips.c (mips_override_options): Warn on use of
2973 -msynci for targets that do now support it.
2974 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2976 * gcc/doc/invoke.texi (-msynci): Document the new option.
2977 * doc/install.texi (--with-synci): Document the new option.
2979 2009-07-10 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/40496
2982 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2983 the PHI result with a compatible type.
2985 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2989 * c.opt (Wunused-result): New.
2990 * doc/invoke.texi: Document it.
2991 * c-common.c (c_warn_unused_result): Use it.
2993 2009-07-09 DJ Delorie <dj@redhat.com>
2995 * targhooks.c (default_target_can_inline_p): Rename from
2996 default_target_option_can_inline_p.
2997 * targhooks.h (default_target_can_inline_p): Likewise.
2998 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2999 TARGET_OPTION_CAN_INLINE_P.
3000 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3001 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3002 (mep_target_can_inline_p): Rename from
3003 mep_target_option_can_inline_p.
3006 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3007 registers used to pass vectors.
3009 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3011 2009-07-09 Tom Tromey <tromey@redhat.com>
3013 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3014 * config/mmix/mmix.c: Include dwarf2.h.
3015 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3016 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3017 * config/sh/sh.c: Include dwarf2.h.
3018 * config/i386/i386.c: Include dwarf2.h.
3019 * Makefile.in (DWARF2_H): Remove 'elf'.
3020 * except.c: Include dwarf2.h.
3021 * unwind-dw2.c: Include dwarf2.h.
3022 * dwarf2out.c: Include dwarf2.h.
3023 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3024 * unwind-dw2-fde.c: Include dwarf2.h.
3025 * dwarf2asm.c: Include dwarf2.h.
3027 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3029 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3030 (max_issue): Use it.
3031 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3033 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3034 (region_sched_info): Update.
3035 * sched-ebb.c (ebb_sched_info): Update.
3036 * modulo-sched.c (sms_sched_info): Update.
3037 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3039 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3041 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3043 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3045 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3047 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3050 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3051 arg1 with arg01 if arg1 is already INTEGER_CST.
3053 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3055 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3056 Transform (and (truncate)) into (truncate (and)).
3058 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3060 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3061 creating LHS paradoxical subregs. Fix surrounding returns to
3062 use NULL_RTX rather than 0.
3064 2009-07-08 DJ Delorie <dj@redhat.com>
3066 * config/mep/mep.c: (mep_option_can_inline_p): New.
3067 (TARGET_OPTION_CAN_INLINE_P): Define.
3069 2009-07-08 Mark Wielaard <mjw@redhat.com>
3072 * dwarf2out.c (add_data_member_location_attribute): When we have
3073 only a constant offset don't emit a new location description using
3074 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3077 2009-07-08 Richard Henderson <rth@redhat.com>
3080 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3081 (enum reg_class): Add CLOBBERED_REGS.
3082 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3083 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3084 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3085 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3086 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3087 force 64-bit sibcalls into R11.
3088 * config/i386/constraints.md (U): New constraint.
3089 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3090 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3091 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3093 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3095 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3097 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3098 * ebitmap.h (dump_ebitmap): Ditto.
3099 * optabs.h (optab_libfunc): Ditto.
3100 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3101 * tree-flow.h (vect_can_force_dr_alignment_p,
3102 get_vectype_for_scalar_type): Ditto.
3103 (vectorize_loops): Move prototype to ...
3104 * tree-vectorizer.h: ... here. Also, adjust comment.
3105 (vect_set_verbosity_level): Remove duplicate prototype.
3106 * tree-ssa-loop.c: Include tree-vectorizer.h.
3107 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3109 2009-07-08 Nick Clifton <nickc@redhat.com>
3111 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3114 2009-07-08 DJ Delorie <dj@redhat.com>
3116 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3117 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3118 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3120 * config/mep/intrinsics.md: Regenerated.
3121 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3122 registers when asm() or calls are detected.
3124 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3127 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3129 * gimple (gimple_build_call_from_tree): Likewise.
3130 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3131 no_warning flag before warning.
3133 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3135 * tree.c (set_expr_locus): Remove.
3136 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3137 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3139 * gimplify.c (internal_get_tmp_var): Likewise.
3140 (gimplify_call_expr): Likewise.
3141 (gimplify_one_sizepos): Likewise.
3143 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3146 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3147 to variables for debugging purposes.
3149 2009-06-23 Mark Loeser <mark@halcy0n.com>
3152 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3154 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3156 * pretty-print.c (pp_base_format): Remove %J.
3157 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3158 gcc_cxxdiag_char_table): Likewise.
3159 (init_dynamic_diag_info): Likewise.
3161 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3163 * pretty-print.c (pp_base_format): Remove %H.
3164 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3165 gcc_cxxdiag_char_table): Likewise.
3166 (init_dynamic_diag_info): Likewise.
3167 * config/mep/mep.c (mep_select_section): Likewise.
3169 2009-07-07 Duncan Sands <baldrick@free.fr>
3171 * final.c (pass_clean_state): Give the pass a name.
3172 * passes.c (pass_rest_of_compilation): Likewise.
3173 * tree-optimize.c (pass_all_optimizations): Likewise.
3175 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3177 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3178 an extra 'decl' for error_at.
3180 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3183 * tree-tailcall.c (adjust_return_value_with_ops,
3184 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3185 if it has complex or vector type.
3187 2009-07-07 Olivier Hainque <hainque@adacore.com>
3189 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3192 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3194 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3196 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3198 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3199 * c-decl.c: Likewise.
3200 * function.c: Likewise.
3201 * varasm.c: Likewise.
3202 * tree-ssa.c: Likewise.
3203 * c-common.c: Likewise.
3204 * tree-cfg.c: Likewise.
3205 * config/spu/spu.c: Likewise.
3206 * config/ia64/ia64.c: Likewise.
3207 * config/v850/v850.c: Likewise.
3209 2009-07-06 DJ Delorie <dj@redhat.com>
3211 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3212 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3213 unspecified accesses to control registers.
3214 * config/mep/intrinsics.md: Regenerate.
3215 * config/mep/intrinsics.h: Regenerate.
3216 * config/mep/mep-intrin.h: Regenerate.
3218 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3220 * c-lex.c: Replace %H by an explicit location. Update all calls.
3221 * c-common.c: Likewise.
3222 * c-decl.c: Likewise.
3223 * c-typeck.c: Likewise.
3224 * fold-const.c: Likewise.
3225 * gimplify.c: Likewise.
3227 * tree-cfg.c: Likewise.
3228 * tree-ssa-loop-niter.c: Likewise.
3229 * tree-vrp.c: Likewise.
3230 * value-prof.c: Likewise.
3232 2009-07-06 Diego Novillo <dnovillo@google.com>
3234 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3235 if it has one. Handle cases where VAR does not have an
3236 annotation or cfun is NULL.
3238 2009-07-06 Diego Novillo <dnovillo@google.com>
3240 * tree.c: Include debug.h.
3241 (initialize_tree_contains_struct): New.
3242 (init_ttree): Call it.
3243 (tree_node_structure_for_code): Factor out of ...
3244 (tree_node_structure): ... here.
3245 * treestruct.def (TS_PHI_NODE): Remove.
3246 (TS_GIMPLE_STATEMENT): Remove.
3248 2009-07-06 Diego Novillo <dnovillo@google.com>
3250 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3251 (debug_tree_chain): Handle cycles.
3253 2009-07-06 Nick Clifton <nickc@redhat.com>
3254 DJ Delorie <dj@redhat.com>
3256 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3257 __FMOVD_ENABLED__ is defined.
3259 (TARGET_FMOVD): Provide a default definition.
3260 (MASK_FMOVD): Likewise.
3261 (TARGET_CPU_CPP_BUILTINS): Define
3262 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3263 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3264 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3265 (split for DF load from memory into register): Also handle
3266 MEMs which consist of REG+DISP addressing.
3267 (split for DF store from register to memory): Likewise.
3268 (movsf_ie): Always use single fp_mode.
3269 * config/sh/sh.c (sh_override_options): Do not automatically
3270 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3271 that to the -mfmovd command line switch.
3272 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3273 (fldi_ok): Always allow.
3274 * config/sh/sh.opt (mfmovd): Remove this switch.
3275 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3277 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3278 Kaz Kojima <kkojima@gcc.gnu.org>
3280 PR rtl-optimization/30807
3281 * postreload.c (reload_combine): For every new use of REG_SUM,
3282 record the use of BASE.
3284 2009-07-06 Jan Hubicka <jh@suse.cz>
3286 * params.def: Revert my accidental commit at 2009-06-30.
3288 2009-07-04 Ian Lance Taylor <iant@google.com>
3291 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3293 (mingw_format_attribute_overrides): Likewise.
3295 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3298 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3299 don't check cfa.reg. Instead of cfa.indirect use
3300 fde && fde->drap_reg != INVALID_REGNUM test.
3302 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3304 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3306 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3309 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3311 2009-07-03 Richard Guenther <rguenther@suse.de>
3313 PR tree-optimization/40640
3314 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3317 2009-07-03 Jan Hubicka <jh@suse.cz>
3319 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3320 for size, reduce amount of inlining.
3322 2009-07-03 Richard Guenther <rguenther@suse.de>
3325 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3326 if t +- x is known to not overflow and the conversion widens the
3328 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3330 2009-07-03 Jan Hubicka <jh@suse.cz>
3332 * ipa-pure-const.c (analyze): Update loop optimizer init.
3333 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3334 try_remove_empty_loop, remove_empty_loops): Remove.
3335 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3336 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3337 to mark regular loops as neccesary.
3338 (degenerate_phi_p): New function.
3339 (propagate_necessity, remove_dead_phis): Use it.
3340 (forward_edge_to_pdom): Likewise.
3341 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3342 virtual PHI nodes that became unreachable.
3343 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3344 * tree-flow.h (remove_empty_loops): Remove.
3345 * passes.c (init_optimization_passes): Remove.
3347 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3350 can_create_pseudo_p.
3351 (*fix_trunc<mode>_i387_1): Ditto.
3352 (*floathi<mode>2_1): Ditto.
3353 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3354 (*fistdi2_1): Ditto.
3355 (*fist<mode>2_1): Ditto.
3356 (frndintxf2_floor): Ditto.
3357 (*fist<mode>2_floor_1): Ditto.
3358 (frndintxf2_ceil): Ditto.
3359 (*fist<mode>2_ceil_1): Ditto.
3360 (frndintxf2_trunc): Ditto.
3361 (frndintxf2_mask_pm): Ditto.
3362 (fxam<mode>2_i387_with_temp): Ditto.
3363 * config/i386/sse.md (mulv16qi3): Ditto.
3364 (*sse2_mulv4si3): Ditto.
3366 (sse4_2_pcmpestr): Ditto.
3367 (sse4_2_pcmpistr): Ditto.
3369 2009-07-03 Jan Hubicka <jh@suse.cz>
3371 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3372 (mark_stmt_necessary): Set it.
3373 (mark_operand_necessary): Set it.
3374 (mark_control_dependent_edges_necessary): Set it.
3375 (mark_virtual_phi_result_for_renaming): New function.
3376 (get_live_post_dom): New function.
3377 (forward_edge_to_pdom): New function.
3378 (remove_dead_stmt): Fix handling of control dependences.
3379 (tree_dce_init): Init new bitmap.
3380 (tree_dce_done): Free it.
3382 2009-07-02 Richard Guenther <rguenther@suse.de>
3385 * tree-ssa-structalias.c (new_var_info): Initialize
3388 2009-07-02 Jan Hubicka <jh@suse.cz>
3390 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3393 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3395 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3396 instead of recomputing it. Adjust calls.
3397 (emit_store_flag): Adjust recursive calls.
3399 2009-07-02 Richard Guenther <rguenther@suse.de>
3401 * tree-ssa-live.c (remove_unused_locals): Do not remove
3403 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3404 of DECL_EXTERNAL for HEAP variables.
3405 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3406 HEAP variables. Do not adjust RESTRICT vars.
3407 (find_what_var_points_to): Nobody cares if something
3410 2009-07-02 Ben Elliston <bje@au.ibm.com>
3412 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3413 pc_low and pc_high declarations to the top of the function.
3415 2009-07-01 DJ Delorie <dj@redhat.com>
3417 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3419 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3420 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3421 unspecified accesses to control registers.
3422 * config/mep/intrinsics.md: Regenerate.
3423 * config/mep/intrinsics.h: Regenerate.
3424 * config/mep/mep-intrin.h: Regenerate.
3426 2009-07-01 Anthony Green <green@moxielogic.com>
3428 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3429 instruction when possible.
3430 (moxie_expand_prologue): Ditto. Also, save an instruction and
3431 some complexity by popping off of $r12 instead of $sp.
3432 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3435 2009-07-01 Richard Henderson <rth@redhat.com>
3438 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3439 contained no insns, reposition note before last insn.
3441 2009-07-01 Richard Henderson <rth@redhat.com>
3444 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3445 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3447 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3450 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3451 darwin9 for printing reg addresses with %y.
3453 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3455 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3456 truncation from operands in binary operations.
3458 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3461 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3462 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3463 subreg of op0 to the original op0.
3465 * expmed.c (store_bit_field_1): Use a temporary as the destination
3466 instead of a paradoxical subreg when we need to truncate the result.
3468 2009-07-01 DJ Delorie <dj@redhat.com>
3470 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3471 names to VLIW variants.
3472 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3473 * config/mep/intrinsics.md: Regenerate.
3474 * config/mep/intrinsics.h: Regenerate.
3475 * config/mep/mep-intrin.h: Regenerate.
3477 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3480 * jump.c (returnjump_p): Revert last patch.
3481 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3483 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3486 * pa.md (casesi32p): Use jump table label to determine the offset
3488 (casesi64p): Likewise.
3490 * pa.c (forward_branch_p): Return bool type. Use instruction
3491 addresses when available. Assert that INSN has a jump label.
3492 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3495 2009-07-01 Richard Guenther <rguenther@suse.de>
3497 PR tree-optimization/19831
3498 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3499 that only act as barriers do not make any previous stores necessary.
3500 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3501 HEAP variables global, do not add a constraint from nonlocal.
3502 (find_func_aliases): Handle escapes through return statements.
3503 (compute_points_to_sets): Make escaped HEAP variables global.
3505 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3508 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3509 after reducing a DImode cstore to SImode.
3511 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3513 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3514 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3516 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3518 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3519 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3521 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3522 and umod_optab if TARGET_BSD_DIVMOD.
3523 * config/vax/lib1funcs.asm: New file.
3524 * config/vax/t-linux: New file.
3525 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3527 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3530 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3531 to type arguments that have void type.
3534 * dwarf2out.c (gen_formal_parameter_die): Call
3535 equate_decl_number_to_die if node is different from origin.
3537 2009-06-30 Anthony Green <green@moxielogic.com>
3539 Clean up moxie port for --enable-build-with-cxx.
3540 * config/moxie/moxie.c (moxie_function_value): First two
3541 parameters are const_tree, not tree.
3542 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3543 (REG_CLASS_NAMES): Ditto.
3544 (REGNO_REG_CLASS): Ditto.
3545 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3546 (moxie_function_value): Fix constyness of arguments.
3548 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3550 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3551 finalize_size_functions before further processing.
3552 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3553 (variable_size): Call self_referential_size on size expressions
3554 that contain a PLACEHOLDER_EXPR.
3555 (size_functions): New static variable.
3556 (copy_self_referential_tree_r): New static function.
3557 (self_referential_size): Likewise.
3558 (finalize_size_functions): New global function.
3559 * tree.c: Include tree-inline.h.
3560 (push_without_duplicates): New static function.
3561 (find_placeholder_in_expr): New global function.
3562 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3564 <tcc_expression>: Likewise.
3565 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3566 the call in the expression.
3567 * tree.h (finalize_size_functions): Declare.
3568 (find_placeholder_in_expr): Likewise.
3569 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3570 (substitute_placeholder_in_expr): Update comment.
3571 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3573 (copy_tree_body_r): Likewise.
3574 (copy_tree_body): New static function.
3575 (maybe_inline_call_in_expr): New global function.
3576 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3577 (maybe_inline_call_in_expr): Declare.
3578 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3579 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3582 2009-06-30 Richard Guenther <rguenther@suse.de>
3584 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3586 (propagate_necessity): Do not mark reaching defs of stores
3589 2009-06-30 Jan Hubicka <jh@suse.cz>
3591 * cfgloopanal.c (check_irred): Move into ...
3592 (mark_irreducible_loops): ... here; return true if ireducible
3594 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3595 (analyze_function): Try to prove loop finiteness.
3596 * cfgloop.h (mark_irreducible_loops): Update prototype.
3597 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3599 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3601 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3603 2009-06-30 Ira Rosen <irar@il.ibm.com>
3605 PR tree-optimization/40542
3606 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3609 2009-06-30 Martin Jambor <mjambor@suse.cz>
3611 PR tree-optimization/40582
3612 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3613 than useless_type_conversion_p.
3614 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3617 2009-06-30 Martin Jambor <mjambor@suse.cz>
3620 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3622 2009-06-30 Richard Guenther <rguenther@suse.de>
3624 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3625 use ao_ref references.
3626 (walk_aliased_vdefs): Likewise.
3627 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3628 * tree-ssa-dce.c (struct ref_data): Remove.
3629 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3630 (mark_aliased_reaching_defs_necessary): Adjust.
3631 (mark_all_reaching_defs_necessary_1): Likewise.
3633 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3636 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3637 (emit_store_flag_1): Extract from emit_store_flag, adjust
3638 calls to (what now is) emit_cstore.
3639 (emit_store_flag): Call emit_store_flag_1 and also use it
3640 for what used to be recursive calls.
3642 2009-06-30 Wei Guozhi <carrot@google.com>
3645 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3646 if the target bb post dominates from bb.
3647 * config/i386/i386.c (memory_address_length): Check existence of base
3648 register before using it.
3650 2009-06-30 Nick Clifton <nickc@redhat.com>
3651 DJ Delorie <dj@redhat.com>
3653 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3654 __FMOVD_ENABLED__ is defined.
3656 (TARGET_FMOVD): Provide a default definition.
3657 (MASK_FMOVD): Likewise.
3658 (TARGET_CPU_CPP_BUILTINS): Define
3659 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3660 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3661 two fmov instructions depending upon whether TARGET_FMOVD is
3663 (split for DF load from memory into register): Also handle
3664 MEMs which consist of REG+DISP addressing.
3665 (split for DF store from register to memory): Likewise.
3666 * config/sh/sh.opt (mfmovd): Remove this switch.
3667 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3668 * config/sh/sh.c (sh_override_options): Do not automatically
3669 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3670 that to the -mfmovd command line switch.
3672 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3674 (fldi_ok): Always allow.
3675 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3677 2009-06-29 DJ Delorie <dj@redhat.com>
3679 * doc/install.texi (mep-x-elf): Correct chip's full name.
3681 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3683 * doc/extend.texi: Fix typo.
3685 2009-06-29 Tom Tromey <tromey@redhat.com>
3688 * Makefile.in (DWARF2_H): New variable.
3690 (dwarf2out.o): Likewise.
3691 (dwarf2asm.o): Likewise.
3692 * config/i386/t-i386: Use DWARF2_H.
3693 * except.c: Include elf/dwarf2.h.
3694 * unwind-dw2.c: Include elf/dwarf2.h.
3695 * dwarf2out.c: Include elf/dwarf2.h.
3696 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3697 <dtprel>: New field.
3698 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3699 (size_of_loc_descr): Likewise.
3700 (output_loc_operands_raw): Likewise.
3701 (output_loc_operands): Handle new dtprel field.
3702 (loc_checksum): Update.
3703 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3704 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3705 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3706 * dwarf2asm.c: Include elf/dwarf2.h.
3707 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3708 * config/mmix/mmix.c: Include elf/dwarf2.h.
3709 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3710 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3711 * config/sh/sh.c: Include elf/dwarf2.h.
3712 * config/i386/i386.c: Include elf/dwarf2.h.
3714 2009-06-29 DJ Delorie <dj@redhat.com>
3716 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3718 * doc/extend.texi: Add MeP attributes and pragmas.
3719 * doc/invoke.text: Add MeP Options.
3720 * doc/contrib.texi: Add MeP contribution.
3721 * doc/md.texi: Add MeP constraints.
3722 * doc/install.texi: Add MeP target.
3724 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3726 * target.h (struct gcc_target): Add frame_pointer_required field.
3727 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3728 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3729 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3731 * reload1.c (update_eliminables): (Ditto.).
3732 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3733 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3734 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3736 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3738 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3739 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3740 (arm_frame_pointer_required): New function.
3742 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3743 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3744 (avr_frame_pointer_required_p): Declare as static.
3745 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3747 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3748 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3749 (bfin_frame_pointer_required): Make as static, change return type
3751 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3753 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3754 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3755 (cris_frame_pointer_required): New function.
3757 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3759 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3760 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3761 (fr30_frame_pointer_required): New function.
3763 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3764 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3765 (frv_frame_pointer_required): Make as static, change return type
3767 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3769 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3770 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3771 (ix86_frame_pointer_required): Make as static, change return type to
3773 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3775 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3776 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3778 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3780 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3782 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3784 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3785 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3786 (mips_frame_pointer_required): Make as static.
3787 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3789 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3790 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3791 (mmix_frame_pointer_required): Mew function.
3793 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3794 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3796 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3798 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3800 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3802 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3803 (CAN_ELIMINATE): Redefine.
3804 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3805 (sparc_frame_pointer_required): New function.
3806 (sparc_can_eliminate): New function.
3807 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3809 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3810 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3812 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3813 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3814 (xtensa_frame_pointer_required): Make as static, change return type
3816 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3819 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3821 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3822 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3823 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3824 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3825 (register_callback): Handle PLUGIN_START_UNIT.
3826 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3828 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3830 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3832 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3833 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3835 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3837 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3840 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3842 * doc/extend.texi (Additional Floating Types): __float128 is also
3843 supported on i386 targets.
3845 2009-06-29 Richard Guenther <rguenther@suse.de>
3848 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3850 (pt_solutions_same_restrict_base): Declare.
3851 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3853 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3854 (make_constraint_from, make_copy_constraint): Move earlier.
3855 (make_constraint_from_heapvar): New function.
3856 (make_constraint_from_restrict): Likewise.
3857 (handle_lhs_call): Use it.
3858 (find_func_aliases): Use it to track conversions to restrict
3860 (struct fieldoff): Add only_restrict_pointers flag.
3861 (push_fields_onto_fieldstack): Initialize it.
3862 (create_variable_info_for): Track global restrict qualified pointers.
3863 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3864 Track restrict qualified pointer arguments.
3865 (set_uids_in_ptset): Use varinfo is_global_var flag.
3866 (find_what_var_points_to): Set the vars_contains_restrict flag.
3867 Always create the points-to solution for sets including restrict tags.
3868 (pt_solutions_same_restrict_base): New function.
3869 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3870 qualified pointers use pt_solutions_same_restrict_base as
3871 additional source for disambiguation.
3873 2009-06-29 Richard Guenther <rguenther@suse.de>
3876 * alias.c (find_base_decl): Remove.
3877 (get_deref_alias_set_1): Remove restrict handling.
3878 * c-common.c (c_apply_type_quals_to_decl): Do not set
3879 DECL_POINTER_ALIAS_SET.
3880 * gimplify.c (find_single_pointer_decl_1): Remove.
3881 (find_single_pointer_decl): Likewise.
3882 (internal_get_tmp_var): Remove restrict handling.
3883 (gimple_regimplify_operands): Likewise.
3884 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3885 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3886 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3887 * tree.c (restrict_base_for_decl): Remove.
3888 (init_ttree): Do not allocate it.
3889 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3890 LABEL_DECL_UID for label decls.
3891 (copy_node_stat): Do not copy restrict information.
3892 (decl_restrict_base_lookup): Remove.
3893 (decl_restrict_base_insert): Likewise.
3894 (print_restrict_base_statistics): Likewise.
3895 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3896 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3897 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3898 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3899 (LABEL_DECL_UID): Adjust.
3900 (DECL_BASED_ON_RESTRICT_P): Remove.
3901 (DECL_GET_RESTRICT_BASE): Likewise.
3902 (SET_DECL_RESTRICT_BASE): Likewise.
3903 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3905 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3906 instead of DECL_POINTER_ALIAS_SET.
3907 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3908 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3909 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3911 2009-06-29 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/40579
3914 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3915 the IL to simplify has constants that overflowed.
3917 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3919 PR tree-optimization/40550
3920 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3921 vector_compute_type only when the size of vector_compute_type is
3922 less than the size of type.
3924 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3926 * fold-const.c (contains_label_1): Fix comments.
3927 (contains_label_p): Do not walk trees multiple time.
3929 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3931 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3932 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3933 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3934 ix86_fp_comparison_operator.
3935 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3936 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3937 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3938 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3939 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3940 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3941 (related splits): Change predicate to ix86_fp_comparison_operator.
3942 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3943 instead of ix86_fp_comparison_codes.
3944 (ix86_trivial_fp_comparison_operator,
3945 ix86_fp_comparison_operator): New.
3946 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3947 (ix86_expand_compare): Eliminate last two parameters.
3948 (ix86_fp_jump_nontrivial_p): Kill.
3949 * config/i386/i386.c (put_condition_code): Eliminate call to
3950 ix86_fp_comparison_codes and subsequent assertion.
3951 (ix86_fp_comparison_codes): Eliminate.
3952 (ix86_fp_swap_condition): New.
3953 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3954 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3955 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3956 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3957 and ix86_fp_swap_condition.
3958 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3959 Use ix86_fp_comparison_strategy.
3960 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3961 (ix86_fp_jump_nontrivial_p): Eliminate.
3962 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3963 call to ix86_expand_compare.
3964 (ix86_split_fp_branch, ix86_expand_setcc,
3965 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3966 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3968 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3970 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3971 related to jump_clobbers.
3972 * config/arm/arm.md (conds): Remove jump_clob case.
3973 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3974 splits): Change comparison_operator to arm_comparison_operator.
3975 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3978 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3980 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3981 condition for floating point modes.
3982 * expmed.c (emit_store_flag_1): Move here a bigger part
3984 (emit_store_flag): Try swapping the condition for floating point
3986 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3988 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3990 * expr.c (expand_expr_real_1): Just use do_store_flag.
3991 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3992 emit_store_flag_force.
3993 * expmed.c (emit_store_flag_force): Copy here trick
3994 previously in expand_expr_real_1. Try reversing the comparison.
3995 (emit_store_flag_1): Work if target is NULL.
3996 (emit_store_flag): Work if target is NULL, using the result mode
3997 from the comparison. Use split_comparison, restructure final part
3998 to simplify conditionals.
4000 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4002 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4003 * dojump.c (do_jump): Change handling of floating-point
4004 ops to use just do_compare_and_jump.
4005 (split_comparison): New.
4006 (do_compare_rtx_and_jump): Add here logic coming previously
4007 in do_jump, using split_comparison.
4009 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4012 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4014 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4016 * tree-ssa-alias.c: Fix unintentional commit.
4018 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4020 * passes.c (execute_one_pass): Fix unintentional commit.
4022 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4024 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4025 (df_rd_local_compute, df_md_local_compute): Inline them.
4027 (df_md_scratch): New.
4028 (df_md_alloc, df_md_free): Allocate/free it.
4029 (df_md_local_compute): Only include live registers in init.
4030 (df_md_transfer_function): Prune the in-set computed by
4031 the confluence function, and the gen-set too.
4033 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4035 PR rtl-optimization/26854
4036 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4037 * df-problems.c (df_rd_add_problem): Fix comment.
4038 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4039 df_md_simulate_artificial_defs_at_top,
4040 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4041 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4042 df_md_transfer_function, df_md_init, df_md_confluence_0,
4043 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4044 problem_MD, df_md_add_problem): New.
4045 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4046 df_md_get_bb_info): New.
4047 (DF_LAST_PROBLEM_PLUS1): Adjust.
4049 * Makefile.in (fwprop.o): Include domwalk.h.
4050 * fwprop.c: Include domwalk.h.
4051 (reg_defs, reg_defs_stack): New.
4052 (bitmap_only_bit_between): Remove.
4053 (process_defs): New.
4054 (process_uses): Use reg_defs and local_md instead of
4055 bitmap_only_bit_between and local_rd.
4056 (single_def_use_enter_block): New, from build_single_def_use_links.
4057 (single_def_use_leave_block): New.
4058 (build_single_def_use_links): Remove code moved to
4059 single_def_use_enter_block, invoke domwalk.
4060 (use_killed_between): Adjust comment.
4062 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4064 * bitmap.h (bitmap_ior_and_into): New.
4065 * bitmap.c (bitmap_ior_and_into): New.
4067 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4069 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4070 before_dom_children_before_stmts and after_dom_children_after_stmts.
4071 Rename the two remaining callbacks to just before_dom_children and
4072 after_dom_children. Remove other GIMPLE statement walking bits.
4073 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4074 * graphite.c: Do not include domwalk.h.
4075 * tree-into-ssa.c (interesting_blocks): New global.
4076 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4077 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4078 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4079 now that they're not domwalk callbacks.
4080 (rewrite_initialize_block): Rename to...
4081 (rewrite_enter_block): ... this, place after called functions. Test
4082 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4083 (rewrite_finalize_block): Rename to...
4084 (rewrite_leave_block): ... this, place after called functions.
4085 (rewrite_update_init_block): Rename to...
4086 (rewrite_update_enter_block): ... this, place after called functions.
4087 Test interesting_blocks, call rewrite_update_stmt and
4088 rewrite_update_phi_arguments.
4089 (rewrite_update_fini_block): Rename to...
4090 (rewrite_leave_block): ... this, place after called functions.
4091 (rewrite_blocks): Remove last argument, simplify initialization of
4093 (mark_def_sites_initialize_block): Rename to...
4094 (mark_def_sites_block): ... this, call mark_def_sites.
4095 (mark_def_sites_blocks): Remove argument, simplify initialization of
4097 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4098 (update_ssa): Likewise.
4099 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4101 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4102 (dom_opt_initialize_block): Rename to...
4103 (dom_opt_enter_block): ... this, place after called functions. Walk
4104 statements here, inline propagate_to_outgoing_edges.
4105 (dom_opt_finalize_block): Rename to...
4106 (dom_opt_leave_block): ... this, place after called functions.
4107 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4109 (dse_enter_block, dse_record_phi): New.
4110 (dse_record_phis): Delete.
4111 (dse_finalize_block): Rename to...
4112 (dse_leave_block): ... this.
4113 (tree_ssa_dse): Simplify initialization of walk_data.
4114 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4115 Adjust initialization of walk_data.
4116 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4117 * tree-ssa-loop-phiopt.c (get_non_trapping):
4118 Adjust initialization of walk_data.
4119 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4120 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4121 it's not a domwalk callback.
4122 (uncprop_initialize_block): Rename to...
4123 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4124 (dse_finalize_block): Rename to...
4125 (dse_leave_block): ... this.
4126 (tree_ssa_uncprop): Simplify initialization of walk_data.
4127 * Makefile.in: Adjust dependencies.
4129 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4131 * arm.md (casesi): Fix test for Thumb1.
4132 (thumb1_casesi_internal_pic): Likewise.
4133 (thumb1_casesi_dispatch): Likewise.
4135 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4137 * config/arm/arm-cores.def: Added core cortex-m0.
4138 * config/arm/arm-tune.md: Regenerated.
4139 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4141 2009-06-26 DJ Delorie <dj@redhat.com>
4143 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4145 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4146 the scheduler doesn't tag jump insns.
4148 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4150 * c-decl.c (merge_decls): Re-indent.
4152 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4155 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4156 Special-case decimal float constants.
4158 2009-06-26 Richard Henderson <rth@redhat.com>
4160 * function.h (struct function): Add cannot_be_copied_reason,
4161 and cannot_be_copied_set.
4162 * tree-inline.c (has_label_address_in_static_1): Rename from
4163 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4164 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4165 don't set inline_forbidden_reason.
4166 (copy_forbidden): New function, split out of inline_forbidden_p.
4167 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4168 (inline_forbidden_p): Use copy_forbidden.
4169 (tree_versionable_function_p): Likewise.
4170 (inlinable_function_p): Merge into tree_inlinable_function_p.
4171 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4172 * ipa-cp.c (ipcp_versionable_function_p): New function.
4173 (ipcp_cloning_candidate_p): Use it.
4174 (ipcp_node_modifiable_p): Likewise.
4176 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4178 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4179 that is marked not to be inlined. Remove flag_mudflap use.
4180 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4181 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4183 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4186 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4187 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4189 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4191 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4193 (__mingwthr_remove_key_dtor): Likewise.
4195 2009-06-26 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4199 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4202 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4203 try the non-cond_exec path also.
4205 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4208 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4209 (output_cbranch): Use new functions.
4210 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4213 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4214 Pat Haugen <pthaugen@us.ibm.com>
4215 Revital Eres <ERES@il.ibm.com>
4217 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4218 for %c error. Add %x support to print VSX registers as a unified
4219 register set, instead of separate float and altivec registers.
4220 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4221 %y case, and add support for VSX pre-modify addresses.
4222 (output_toc): Add assert for CONST containing an integer constant
4224 (rs6000_adjust_cost): Add POWER7 support.
4225 (insn_must_be_first_in_group): Ditto.
4226 (insn_must_be_last_in_group): Ditto.
4227 (rs6000_emit_popcount): Ditto.
4228 (rs6000_vector_mode_supported_p): Ditto.
4230 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4231 Change some of the functions called by macros to being called
4232 through a pointer, so debug functions can be inserted if
4233 -mdebug=addr or -mdebug=cost.
4234 (rs6000_preferred_reload_class_ptr): Ditto.
4235 (rs6000_secondary_reload_class_ptr): Ditto.
4236 (rs6000_secondary_memory_needed_ptr): Ditto.
4237 (rs6000_cannot_change_mode_class_ptr): Ditto.
4238 (rs6000_secondary_reload_inner): Ditto.
4239 (rs6000_legitimize_reload_address): Ditto.
4240 (rs6000_legitimize_reload_address_ptr): Ditto.
4241 (rs6000_mode_dependent_address): Ditto.
4242 (rs6000_mode_dependent_address_ptr): Ditto.
4244 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4245 function to return true if the mode allows reg + integer
4247 (virtual_stack_registers_memory_p): New function to return true if
4248 the address refers to a virtual stack register.
4249 (rs6000_legitimate_offset_address_p): Move code to say whether a
4250 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4252 (rs6000_legitimate_address_p): Add checks for modes that only can
4253 do reg+reg addressing. Start adding VSX support.
4254 (rs6000_legitimize_reload_address): Ditto.
4255 (rs6000_legitimize_address): Ditto.
4256 (rs6000_debug_legitimate_address_p): New debug functions for
4257 -mdebug=addr and -mdebug=cost.
4258 (rs6000_debug_rtx_costs): Ditto.
4259 (rs6000_debug_address_costs): Ditto.
4260 (rs6000_debug_adjust_cost): Ditto.
4261 (rs6000_debug_legitimize_address): Ditto.
4262 (rs6000_legitimize_reload_address_ptr): Point to call normal
4263 function or debug function. Make functions called via pointer
4265 (rs6000_mode_dependent_address_ptr): Ditto.
4266 (rs6000_secondary_reload_class_ptr): Ditto.
4267 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4268 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4269 into a friendlier error.
4270 (rs6000_init_builtins): Add initial VSX support.
4271 (rs6000_adjust_cost): Fix some spacing issues.
4273 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4274 (REG_CLASS_NAMES): Ditto.
4275 (REG_CLASS_CONTENTS): Ditto.
4276 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4277 pointer, to add -mdebug=addr support.
4278 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4279 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4280 -mdebug=addr support.
4281 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4282 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4283 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4285 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4287 (bswapsi*): Set attribute types for load/store. Add combiner
4288 patterns to eliminate zero extend on 64-bit.
4289 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4290 stdbrx if the hardware supports those instructions.
4292 2009-06-25 Ian Lance Taylor <iant@google.com>
4294 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4295 (Link Options): Document -static-libstdc++.
4297 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4300 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4301 DATA_ALIGNMENT instead.
4303 2009-06-25 Richard Guenther <rguenther@suse.de>
4305 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4306 indirect references against the callused/escaped solutions.
4307 (call_may_clobber_ref_p_1): Likewise.
4309 2009-06-25 Martin Jambor <mjambor@suse.cz>
4311 PR tree-optimization/40493
4312 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4313 (enum unscalarized_data_handling): New type.
4314 (handle_unscalarized_data_in_subtree): Return what has been done.
4315 (load_assign_lhs_subreplacements): Handle left flushes differently.
4316 (sra_modify_assign): Use unscalarized_data_handling, simplified
4317 condition determining whether to remove the statement.
4319 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4321 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4322 excerpt - @ should be doubled for texinfo.
4324 2009-06-24 Ian Lance Taylor <iant@google.com>
4326 * config/arc/arc.c: Include "df.h".
4327 (arc_attribute_table): Make static. Move higher in file.
4328 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4329 (output_shift): Initialize n later to avoid warning.
4330 * config/arm/arm.c (arm_attribute_table): Make static. Move
4332 * config/avr/avr.c (avr_attribute_table): Make static. Move
4334 (reg_class_tab): Change array type from int to enum reg_class.
4335 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4337 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4338 (lshrhi3_out): Likewise.
4339 (class_likely_spilled_p): Change return type to bool.
4340 (avr_rtx_costs): Use local code variable with enum type.
4341 * config/avr/avr.md (movmemhi): Use add_reg_note.
4342 (andhi3, andsi3): Don't use AS2 with "and".
4343 (iorhi3, iorsi3): Don't use AS2 with "or".
4344 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4345 * config/crx/crx.c: Include "df.h".
4346 (crx_attribute_table): Make static.
4347 * config/m32r/m32r.c: Include "df.h".
4348 (m32r_attribute_table): Make static. Move higher in file.
4349 (pop): Use add_reg_note.
4350 (block_move_call): Change 0 to LCT_NORMAL in function call.
4351 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4352 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4353 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4354 declare, not just when TREE_CODE is defined.
4355 * config/m68hc11/m68hc11.c: Include "expr.h".
4356 (m68hc11_attribute_table): Make static. Move higher in file.
4357 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4359 (m68hc11_register_indirect_p): Likewise.
4360 (m68hc11_function_arg_padding): Change return type to enum
4362 (emit_move_after_reload): Use add_reg_note.
4363 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4364 (m68hc11_split_logical): Likewise.
4365 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4367 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4368 to VOIDmode in function call.
4369 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4371 (m68hc11_split_logical): Update declaration.
4372 (m68hc11_function_arg_padding): Update declaration.
4373 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4374 to array of enum reg_class.
4375 (mcore_attribute_table): Make static. Move higher in file.
4376 (mcore_rtx_costs): Add cast to enum type.
4377 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4378 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4379 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4381 * config/sh/predicates.md (trapping_target_operand): Rename and to
4383 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4385 * config/spu/spu.c (spu_attribute_table): Make static. Move
4387 * config/v850/v850.c (v850_attribute_table): Make static. Move
4389 (v850_rtx_costs): Use local code with enum type.
4390 (expand_epilogue): Add cast.
4391 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4393 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4396 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4397 -m2a-single-only and -m2a-nofpu.
4398 * config/sh/sh.opt: Document m2a generates FPU code.
4400 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4402 * defaults.h (CAN_ELIMINATE): Provide default.
4403 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4404 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4405 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4406 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4407 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4408 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4409 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4410 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4411 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4412 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4414 2009-06-24 DJ Delorie <dj@redhat.com>
4416 * mep-ext-cop.cpu: Fix copyright notice.
4417 * mep-default: Fix copyright notice.
4418 * mep-core: Fix copyright notice.
4419 * mep: Fix copyright notice.
4420 * mep-ivc2: Fix copyright notice.
4421 * mep-c5: Fix copyright notice.
4423 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4425 * doc/contrib.texi (Contributors):
4427 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4430 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4431 src and dst operands if necessary.
4433 2009-06-23 DJ Delorie <dj@redhat.com>
4436 * config.gcc: Add mep support.
4437 * recog.c: Resurrect validate_replace_rtx_subexp().
4438 * recog.h: Likewise.
4439 * config/mep/: Add new port:
4440 * config/mep/constraints.md: New file.
4441 * config/mep/default.h: New file.
4442 * config/mep/intrinsics.h: New file.
4443 * config/mep/intrinsics.md: New file.
4444 * config/mep/ivc2-template.h: New file.
4445 * config/mep/mep-c5.cpu: New file.
4446 * config/mep/mep-core.cpu: New file.
4447 * config/mep/mep-default.cpu: New file.
4448 * config/mep/mep-ext-cop.cpu: New file.
4449 * config/mep/mep-intrin.h: New file.
4450 * config/mep/mep-ivc2.cpu: New file.
4451 * config/mep/mep-lib1.asm: New file.
4452 * config/mep/mep-lib2.c: New file.
4453 * config/mep/mep-pragma.c: New file.
4454 * config/mep/mep-protos.h: New file.
4455 * config/mep/mep-tramp.c: New file.
4456 * config/mep/mep.c: New file.
4457 * config/mep/mep.cpu: New file.
4458 * config/mep/mep.h: New file.
4459 * config/mep/mep.md: New file.
4460 * config/mep/mep.opt: New file.
4461 * config/mep/predicates.md: New file.
4462 * config/mep/t-mep: New file.
4464 2009-06-23 Ian Lance Taylor <iant@google.com>
4466 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4467 from loose_warn into c_loose_warn and from strict_warn into
4468 c_strict_warn. Set and substitute warn_cxxflags. Check for
4469 --enable-build-with-cxx. Set and substitute
4470 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4471 * Makefile.in (CXXFLAGS): New variable.
4472 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4473 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4474 the default is the same as $(STRICT_WARN).
4475 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4476 (CXX): New variable.
4477 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4478 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4479 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4480 (HOST_LIBS): New variable.
4481 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4482 (ALL_CXXFLAGS): New variable.
4483 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4484 * doc/install.texi (Configuration): Document
4485 --enable-build-with-cxx, --with-stage1-ldflags,
4486 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4487 * configure: Rebuild.
4489 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4491 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4492 from previous commit.
4494 2009-06-23 Ian Lance Taylor <iant@google.com>
4496 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4498 2009-06-23 Ian Lance Taylor <iant@google.com>
4500 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4501 with ATTRIBUTE_UNUSED.
4503 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4504 Pat Haugen <pthaugen@us.ibm.com>
4505 Revital Eres <eres@il.ibm.com>
4507 * config.in (HAVE_AS_POPCNTD): Add default definition.
4508 (HAVE_AS_LWSYNC): Ditto.
4510 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4512 (gcc_cv_as_powerpc_cmpb): Ditto.
4513 (gcc_cv_as_powerpc_dfp): Ditto.
4514 (gcc_cv_as_powerpc_vsx): Ditto.
4515 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4516 supporting the popcntd/lwsync instructions.
4517 (gcc_cv_as_powerpc_lwsync): Ditto.
4518 * configure: Regenerate.
4520 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4521 -mcpu=native and -mcpu=power7.
4522 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4524 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4525 a variable instead of a mask to reduce the number of mask bits.
4526 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4527 (-mbit-word): Ditto.
4528 (-mregnames): Ditto.
4529 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4530 (-mfused-madd): Ditto.
4532 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4534 (-mvsx): New switch for VSX instructions.
4535 (-misel): Move from a variable to a mask to allow it to be set by
4538 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4539 function declaration to an array declaration.
4540 (rs6000_hard_regno_nregs): New external array declaration.
4542 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4543 files included by rs6000.md.
4545 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4546 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4548 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4550 (rs6000_debug_reg): New -mdebug= variables.
4551 (rs6000_debug_addr): Ditto.
4552 (rs6000_debug_cost): Ditto.
4553 (rs6000_pmode): New variable to hold Pmode.
4554 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4555 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4556 calculated at compiler start.
4557 (rs6000_hard_regno_nregs): Change function to an array which holds
4558 HARD_REGNO_NREGS calculated at compiler start.
4559 (rs6000_explicit_options): Delete isel field.
4560 (rs6000_vector_unit): New array to hold which vector unit
4561 supports arithmetic options for a given type.
4562 (rs6000_vector_mem): New array to hold which vector unit supports
4563 memory reference operations for a given type.
4564 (rs6000_vector_align): New array to given the alignment of each
4566 (power7_cost): New basic costs for power7.
4567 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4568 (rs6000_hard_regno_nregs_internal): New function, moved from
4569 HARD_REGNO_NREGS, to calculate the number of registers each hard
4570 register takes for each type.
4571 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4572 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4573 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4574 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4575 unit information here so it is calculated once at compiler startup
4577 (rs6000_override_options): Make -misel a target mask. Add more
4578 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4579 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4581 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4582 (rs6000_handle_option): Move -misel from variable to target mask.
4583 (rs6000_builtin_mask_for_load): Add VSX support.
4584 (rs6000_conditional_register_usage): Ditto.
4585 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4586 (function_arg_boundary): Ditto.
4587 (rs6000_expand_builtin): Ditto.
4588 (def_builtin): Make abort message a little friendlier.
4589 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4591 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4592 assembler support the popcntd instruction instead of a vsx
4593 instruction to enable power7 support.
4594 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4595 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4596 option to the assembler if -mcpu=native.
4597 (ASM_CPU_NATIVE_SPEC): Ditto.
4598 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4600 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4601 the lwsync instruction.
4602 (enum processor_type): Add PROCESSOR_POWER7.
4603 (rs6000_debug_reg): New -mdebug= options.
4604 (rs6000_debug_addr): Ditto.
4605 (rs6000_debug_cost): Ditto.
4606 (rs6000_isel): Delete.
4607 (enum rs6000_vector): New enum to say what vector unit we have.
4608 (VECTOR_UNIT_*): New macros to say which vector unit has
4609 arithmetic operations for a given type.
4610 (VECTOR_MEM_*): New macros to say which vector unit has memory
4611 operations for a given type.
4612 (TARGET_LDBRX): Whether the machine supports the ldbrx
4614 (TARGET_ISEL): Delete, -misel moved to be a mask.
4615 (TARGET_ISEL64): New macro for 64-bit isel support.
4616 (UNITS_PER_VSX_WORD): New macro.
4617 (POINTER_SIZE): Move to be an external variable, rather than
4618 calculating whether we are generating 32 ot 64-bit code.
4620 (STACK_BOUNDARY): Add VSX support.
4621 (LOCAL_ALIGNMENT): Ditto.
4622 (SLOW_UNALIGNED_ACCESS): Ditto.
4623 (VSX_REGNO_P): New macro for VSX support.
4624 (VFLOAT_REGNO_P): Ditto.
4625 (VINT_REGNO_P): Ditto.
4626 (VLOGICAL_REGNO_P): Ditto.
4627 (VSX_VECTOR_MODE): Ditto.
4628 (VSX_SCALAR_MODE): Ditto.
4630 (VSX_MOVE_MODE): Ditto.
4631 (VSX_REG_CLASS_P): Ditto.
4632 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4634 (UNITS_PER_SIMD_WORD): Add VSX support.
4635 (MODES_TIEABLE_P): Ditto.
4636 (STARTING_FRAME_OFFSET): Ditto.
4637 (STACK_DYNAMIC_OFFSET): Ditto.
4638 (EPILOGUE_USES): Ditto.
4639 (REGNO_REG_CLASS): Move to array lookup.
4640 (CLASS_MAX_NREGS): Ditto.
4641 (rs6000_vector_reg_class): Add declaration.
4642 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4643 overlap with the floating point and Altivec registers.
4645 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4647 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4648 give the appropriate asm switches if -mcpu=native.
4649 (host_detect_local_cpu): Add support for "asm".
4650 (host_detect_local_cpu): Follow GNU code guidelines for name.
4652 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4653 -mbit-word to a variable instead of being a target mask.
4655 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4656 emit the lwsync instruction instead of emitting the instruction as
4657 an integer constant.
4659 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4660 fixuns_trundfsi2, move expander into rs6000.md.
4662 * config/rs6000/rs6000.md (cpu): Add power7.
4663 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4664 (logical predicate patterns): Change the single instruction
4665 primitives that set CR0 to be fast_compare instead of compare.
4667 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4668 (popcntddi2): Ditto.
4669 (popcount<mode>): Ditto.
4670 (floating multiply/add insns): Name the floating point
4672 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4673 (isel_unsigned_<mode>): Ditto.
4674 (fixuns_trundfsi2): Move expander here from spe.md.
4675 (smindi3): Define if we have -misel on 64-bit systems.
4680 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4682 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4684 * config/avr/avr.c (avr_current_device): New variable.
4685 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4686 (avr_arch, mcu_type_s): Move to avr.h.
4687 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4688 default_data_section_start fields.
4689 (avr_arch): Moved from avr.c.
4690 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4691 library_name fields.
4692 (avr_current_device, avr_mcu_types, avr_arch_types,
4693 avr_device_to_arch, avr_device_to_data_start,
4694 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4695 (EXTRA_SPEC_FUNCTIONS): Define.
4696 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4697 options mapping. Use device_to_arch and device_to_data_start insted.
4698 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4699 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4700 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4701 * config/avr/driver-avr.c: New file.
4702 * config/avr/avr-devices.c: New file.
4704 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4706 * var-tracking.c (unshare_variable): Force initialized to
4707 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4708 (set_variable_part): Likewise.
4709 (struct variable_union_info): Remove pos_src field.
4710 (vui_vec, vui_allocated): New variables.
4711 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4712 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4713 == 1 use a simpler sorting algorithm. Compute pos field right
4714 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4715 Avoid quadratic comparison if !flag_var_tracking_uninit.
4716 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4717 unshare_variable unconditionally.
4718 (dataflow_set_different_2): Removed.
4719 (dataflow_set_different): Don't traverse second hash table.
4720 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4721 unconditionally to var_reg_set or var_mem_set.
4722 (emit_notes_in_bb): Likewise.
4723 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4725 (emit_note_insn_var_location): Don't set initialized to
4726 VAR_INIT_STATUS_INITIALIZED early.
4727 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4729 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4731 * tree-object-size.c (addr_object_size): Instead of checking
4732 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4733 are no FIELD_DECLs following it.
4735 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4737 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4738 order to match bswaps with signed source operands.
4740 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4742 * sdbout.c (sdbout_one_type): Fix braces in switch.
4744 2009-06-23 Richard Guenther <rguenther@suse.de>
4746 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4748 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4749 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4750 var_callused, callused_tree, var_storedanything, storedanything_tree,
4751 var_integer, integer_tree): Remove global variables.
4752 (new_var_info): Do not pass new id, append the new var to the
4753 global variable vector.
4754 (do_ds_constraint): Use is_global_var member of the variable-info.
4755 (new_scalar_tmp_constraint_exp): Adjust.
4756 (create_function_info_for): Likewise.
4757 (create_variable_info_for): Likewise.
4758 (find_what_var_points_to): Remove dead code.
4759 (init_base_vars): Simplify.
4760 (compute_points_to_sets): Adjust.
4762 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4764 * combine.c (try_combine): Dump information about the insns we're
4767 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4769 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4770 check when calling force_to_mode on TRUNCATE's operand.
4772 2009-06-22 Ian Lance Taylor <iant@google.com>
4774 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4776 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4778 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4780 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4782 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4783 override library linkage flags such as -static-libgcc or
4786 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4788 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4790 2009-06-22 Ian Lance Taylor <iant@google.com>
4792 * config/linux.opt: Put mglibc ahead of muclibc.
4794 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4795 for duplicate decls.
4797 2009-06-22 Matthias Klose <doko@ubuntu.com>
4799 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4801 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4804 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4805 instead of NULL if a parser error occurs.
4807 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4809 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4810 non-DWARF2_DEBUGGING_INFO version.
4812 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4814 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4815 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4817 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4818 (LIBGCC2_TF_CEXT): Define.
4821 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4824 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4826 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4828 * config/arm/arm.c (arm_override_options): Disable
4829 -mcaller-super-interworking and -mcallee-super-interworking.
4830 * doc/invoke.texi (ARM Options): Document this.
4832 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4834 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4835 * config/arm/constraints.md (j): New constraint for movw operands.
4836 (N): Remove thumb2 meaning.
4837 * config/arm/arm.md (*arm_movw): Delete.
4838 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4839 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4840 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4842 2009-06-22 Martin Jambor <mjambor@suse.cz>
4844 PR tree-optimization/40492
4845 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4846 build_ref_for_offset.
4848 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4850 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4851 JUMP_TABLE_DATA_P predicates where applicable.
4852 * auto-inc-dec.c: Ditto.
4853 * builtins.c: Ditto.
4854 * caller-save.c: Ditto.
4856 * cfgcleanup.c: Ditto.
4857 * cfglayout.c: Ditto.
4860 * combine-stack-adj.c: Ditto.
4866 * dwarf2asm.c: Ditto.
4867 * dwarf2out.c: Ditto.
4868 * emit-rtl.c: Ditto.
4874 * function.c: Ditto.
4877 * genpreds.c: Ditto.
4878 * genrecog.c: Ditto.
4880 * ira-costs.c: Ditto.
4881 * ira-lives.c: Ditto.
4884 * lower-subreg.c: Ditto.
4885 * modulo-sched.c: Ditto.
4887 * postreload.c: Ditto.
4888 * print-rtl.c: Ditto.
4897 * sched-vis.c: Ditto.
4899 * sel-sched-ir.c: Ditto.
4900 * simplify-rtx.c: Ditto.
4901 * targhooks.c: Ditto.
4902 * var-tracking.c: Ditto.
4903 * vmsdbgout.c: Ditto.
4905 2009-06-22 Matthias Klose <doko@ubuntu.com>
4907 * Makefile.in (install-plugin): Always use DESTDIR.
4909 2009-06-22 Olivier Hainque <hainque@adacore.com>
4911 * config/pa/pa.c (output_call): Don't optimize post call jumps
4912 into return address adjustments if the call may throw.
4914 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4916 * arm.c (thumb1_output_casesi): New function.
4917 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4918 optimizing for size or PIC.
4919 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4920 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4921 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4922 (thumb1_casesi_internal_pic): New expand rule.
4923 (thumb1_casesi_dispatch): New pattern.
4924 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4926 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4927 in the text seciton when PIC or optimizing for size.
4928 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4929 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4930 preservation properties of code.
4931 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4932 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4933 (__gnu_thumb1_case_si): New function.
4934 * t-arm (LIB1ASMSRC): Define here.
4935 (LIB1ASMFUNCS): Add some common functions.
4936 * t-arm-elf (LIB1ASMSRC): Delete.
4937 (LIB1ASMFUNCS): Append to existing set.
4938 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4939 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4940 * t-symbian (LIB1ASMFUNCS): Likewise.
4941 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4942 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4944 2009-06-21 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/38729
4947 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4948 to loops with a single exit if -fno-expensive-optimizations.
4950 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4952 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4953 (dataflow_set): Change vars type from htab_t to shared_hash.
4954 (shared_hash_pool, empty_shared_hash): New variables.
4955 (vars_clear): Removed.
4956 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4957 shared_hash_find_slot_unshare, shared_hash_find_slot,
4958 shared_hash_find_slot_noinsert, shared_hash_find): New
4960 (shared_hash_unshare, shared_hash_destroy): New functions.
4961 (unshare_variable): Unshare set->vars if shared, use
4963 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4964 (get_init_value, find_src_set_src, dump_dataflow_set,
4965 clobber_variable_part, emit_notes_for_differences): Use
4967 (dataflow_set_init): Remove second argument, set vars to
4968 empty_shared_hash instead of creating a new htab.
4969 (dataflow_set_clear): Call shared_hash_destroy and set vars
4970 to empty_shared_hash instead of calling vars_clear.
4971 (dataflow_set_copy): Don't call vars_copy, instead just share
4972 the src htab with dst.
4973 (variable_union): Use shared_hash_*, use initially NO_INSERT
4974 lookup if set->vars is shared. Don't keep slot cleared before
4975 calling unshare_variable. Unshare set->vars if needed.
4976 Even ->refcount == 1 vars must be unshared if set->vars is shared
4977 and var needs to be modified.
4978 (variable_canonicalize): New function.
4979 (dataflow_set_union): If dst->vars is empty, just share src->vars
4980 with dst->vars and traverse with variable_canonicalize to canonicalize
4981 and unshare what is needed.
4982 (dataflow_set_different): If old_set and new_set use the same shared
4983 htab, they aren't different. If number of htab elements is different,
4984 htabs are different. Use shared_hash_*.
4985 (dataflow_set_destroy): Call shared_hash_destroy instead of
4987 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4988 second argument to dataflow_set_init.
4989 (vt_initialize): Likewise. Initialize shared_hash_pool and
4990 empty_shared_hash, move bb in/out initialization afterwards.
4991 Use variable_htab_free instead of NULL as changed_variables del hook.
4992 (variable_was_changed): Change type of second argument to pointer to
4993 dataflow_set. When inserting var into changed_variables, bump
4994 refcount. Unshare set->vars if set is shared htab and slot needs to
4996 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4997 lookup if set->vars is shared. Unshare set->vars if needed.
4998 Even ->refcount == 1 vars must be unshared if set->vars is shared
4999 and var needs to be modified. Adjust variable_was_changed caller.
5000 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5001 vars must be unshared if set->vars is shared and var needs to be
5002 modified. Adjust variable_was_changed caller.
5003 (emit_note_insn_var_location): Don't pool_free var.
5004 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5006 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5007 free_alloc_pool on shared_hash_pool.
5009 2009-06-20 Anthony Green <green@moxielogic.com>
5011 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5012 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5014 2009-06-20 Richard Guenther <rguenther@suse.de>
5016 * tree-ssa-structalias.c (find_func_aliases): For memset use
5017 a constraint from NULL if we memset to zero.
5018 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5019 we explicitly handle that do not read from memory.
5020 (call_may_clobber_ref_p_1): Properly handle builtins that may
5023 2009-06-20 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/40495
5026 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5027 (new_scalar_tmp_constraint_exp): New function.
5028 (process_constraint): Do not create temporary decls.
5029 (process_all_all_constraints): Likewise.
5030 (handle_const_call): Likewise.
5031 (create_function_info_for): Do not set decl.
5033 2009-06-19 Ian Lance Taylor <iant@google.com>
5035 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5036 (rs6000_attribute_table): Make static; move before use.
5038 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5040 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5041 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5042 Propagate the TREE_READONLY flag without overwriting it.
5043 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5044 Propagate the TREE_READONLY flag onto the result.
5045 (process_call_operands): Move around. Use correct constant value.
5047 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5050 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5051 * config/arm/arm.md: Likewise.
5053 2009-06-19 Ian Lance Taylor <iant@google.com>
5055 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5056 to GIMPLE_ERROR_MARK.
5058 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5059 op2_original_type parameters. Warn about using different enum types.
5060 * c-parser.c (c_parser_conditional_expression): Pass original
5061 types to build_conditional_expr.
5062 * c-tree.h (build_conditional_expr): Update declaration.
5064 2009-06-19 Ian Lance Taylor <iant@google.com>
5066 * config/i386/i386.c (ix86_function_specific_save): Test that
5067 fields match values, rather than testing the values are in a
5070 2009-06-19 Richard Guenther <rguenther@suse.de>
5072 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5074 (ptr_derefs_may_alias_p): Likewise.
5075 (ptr_deref_may_alias_ref_p_1): New function.
5076 (ptr_deref_may_alias_ref_p): Likewise.
5077 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5078 covered by looking at the ESCAPED solution.
5079 (call_may_clobber_ref_p_1): Likewise.
5080 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5081 Handle NULL_TREE offset. Do not produce redundant constraints.
5082 (process_all_all_constraints): New helper function.
5083 (do_structure_copy): Use it.
5084 (handle_lhs_call): Likewise.
5085 (find_func_aliases): Handle some builtins with pointer arguments
5086 and/or return values explicitly.
5088 2009-06-19 Ian Lance Taylor <iant@google.com>
5090 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5092 2009-06-19 Ian Lance Taylor <iant@google.com>
5094 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5096 2009-06-19 Ian Lance Taylor <iant@google.com>
5098 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5099 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5102 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5103 uninitialized const.
5105 2009-06-19 Ian Lance Taylor <iant@google.com>
5107 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5110 * c-decl.c (in_struct, struct_types): Remove.
5111 (struct c_binding): Add in_struct field.
5112 (c_binding_ptr): Define type, along with VEC.
5113 (struct c_struct_parse_info): Define.
5114 (struct_parse_info): New static variable.
5115 (bind): Initialize in_struct field.
5116 (start_struct): Remove enclosing_in_struct and
5117 enclosing_struct_types parameters. Add
5118 enclosing_struct_parse_info parameter. Change all callers. Set
5119 struct_parse_info rather than in_struct and struct_types.
5120 (grokfield): If -Wc++-compat and there is a symbol binding for the
5121 field name, set the in_struct flag and push it on the
5122 struct_parse_info->fields vector.
5123 (warn_cxx_compat_finish_struct): New static function.
5124 (finish_struct): Remove enclosing_in_struct and
5125 enclosing_struct_types parameters. Add
5126 enclosing_struct_parse_info parameter. Change all callers. Don't
5127 set C_TYPE_DEFINED_IN_STRUCT here. Call
5128 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5129 parameter. Only push on struct_types if warn_cxx_compat.
5130 (finish_enum): Only push on struct_types if warn_cxx_compat.
5131 (declspecs_add_type): Add loc parameter. Change all callers.
5132 Change all error calls to error_at. Pass loc, not input_location,
5133 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5134 defined in a struct. If -Wc++-compat and parsing a struct, record
5135 that a typedef name was used.
5136 * c-parser.c (c_parser_declspecs): Get location to pass to
5138 (c_parser_struct_or_union_specifier): Update calls to start_struct
5140 * c-tree.h (struct c_struct_parse_info): Declare.
5141 (finish_struct, start_struct): Update declarations.
5142 (declspecs_add_type): Update declaration.
5144 2009-06-19 Ian Lance Taylor <iant@google.com>
5146 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5147 variable with an anonymous type.
5149 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5151 * see.c: Remove for real.
5153 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5155 * optabs.h (enum optab_index): Add new OTI_significand.
5156 (significand_optab): Define corresponding macro.
5157 * optabs.c (init_optabs): Initialize significand_optab.
5158 * genopinit.c (optabs): Implement significand_optab using
5159 significand?f2 patterns.
5160 * builtins.c (expand_builtin_mathfn): Handle
5161 BUILT_IN_SIGNIFICAND{,F,L}.
5162 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5163 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5165 * config/i386/i386.md (significandxf2, significand<mode>2): New
5166 expanders to implement significandf, significand and significandl
5167 built-ins as inline x87 intrinsics.
5169 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5171 * config/avr/avr.c (avr_override_options): Remove setting value of
5172 PARAM_INLINE_CALL_COST.
5174 2009-06-18 Richard Henderson <rth@redhat.com>
5177 * tree-pass.h (TDF_ASMNAME): New.
5178 * tree-dump.c (dump_options): Add asmname.
5179 * doc/invoke.texi: Document it.
5181 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5182 (dump_decl_name): ...here.
5183 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5184 (dump_generic_node): Update dump_function_name calls.
5185 (print_call_name): New flags arg; update all dump calls.
5186 * diagnostic.h (print_call_name): Update.
5187 * gimple-pretty-print.c (dump_gimple_call): Update.
5189 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5192 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5194 2009-06-18 Diego Novillo <dnovillo@google.com>
5196 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5197 * plugin.c (str_license): Declare.
5198 (try_init_one_plugin): Assert that the symbol
5199 'plugin_is_GPL_compatible' exists.
5201 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5204 * Makefile.in (OBJS-common): Remove see.o.
5206 * common.opt (fsee): Mark as preserved for backward compatibility.
5207 * opts.c (common_handle_option): Add OPT_fsee to the backward
5208 compatibility section.
5209 * passes.c (init_optimization_passes, pass_see): Remove pass.
5210 * timevar.def (TV_SEE): Remove.
5211 * tree-pass.h (pass_see): Remove declaration.
5212 * doc/invoke.texi (-fsee): Remove documentation.
5214 2009-06-18 Martin Jambor <mjambor@suse.cz>
5216 * tree-sra.c: Include statistics.h
5217 (sra_stats): New variable.
5218 (sra_initialize): Clear sra_stats.
5219 (create_access_replacement): Increment sra_stats.replacements.
5220 (get_access_replacement): Do not return twice.
5221 (analyze_all_variable_accesses): Increment statistics counter by the
5222 number of scalarized aggregates.
5223 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5224 (sra_modify_expr): Increment sra_stats.exprs.
5225 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5226 (sra_modify_assign): Increment sra_stats.exprs,
5227 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5228 (perform_intra_sra): Update statistics counters.
5229 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5231 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5233 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5234 (arm_scalar_mode_supported_p): New function.
5236 2009-06-18 Paul Brook <paul@codesourcery.com>
5237 Sandra Loosemore <sandra@codesourcery.com>
5239 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5240 (__extendhfsf2, __truncsfhf2): Define.
5241 * config/arm/fp16.c: New file.
5242 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5243 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5245 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5247 * doc/extend.texi (Half-Precision): New section.
5248 * doc/invoke.texi (Option Summary): List -mfp16-format.
5249 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5250 * config/arm/arm.opt (mfp16-format=): New.
5251 * config/arm/arm.c: Include intl.h.
5252 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5253 (TARGET_INVALID_RETURN_TYPE): Redefine.
5254 (TARGET_PROMOTED_TYPE): Redefine.
5255 (TARGET_CONVERT_TO_TYPE): Redefine.
5256 (arm_fp16_format): Define.
5257 (all_fpus): Add entry for neon-fp16.
5258 (fp_model_for_fpu): Likewise.
5259 (struct fp16_format): Declare.
5260 (all_fp16_formats): Define.
5261 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5263 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5265 (arm_legitimate_index_p): Treat HFmode like HImode.
5266 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5267 (coproc_secondary_reload_class): Special-case HFmode.
5268 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5269 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5270 (arm_init_fp16_builtins): New.
5271 (arm_init_builtins): Call it.
5272 (arm_invalid_parameter_type): New.
5273 (arm_invalid_return_type): New.
5274 (arm_promoted_type): New.
5275 (arm_convert_to_type).
5276 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5278 (arm_emit_fp16_const): New function.
5279 (arm_mangle_type): Mangle __fp16 as "Dh".
5280 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5282 (TARGET_NEON_FP16): New.
5283 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5284 (enum fputype): Add FPUTYPE_NEON_FP16.
5285 (enum arm_fp16_format_type): Declare.
5286 (arm_fp16_format): Declare.
5287 (LARGEST_EXPONENT_IS_NORMAL): Define.
5288 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5289 * config/arm/arm-modes.def (HFmode): Define.
5290 * config/arm/vfp.md: (*movhf_vfp): New.
5293 * config/arm/arm.md: (fpu): Add neon_fp16.
5294 (floatsihf2, floatdihf2): New.
5295 (fix_trunchfsi2, fix_trunchfdi2): New.
5299 (*arm32_movhf): New.
5300 (*thumb1_movhf): New.
5301 (consttable_2): Add check for HFmode constants.
5302 (consttable_4): Handle HFmode constants.
5304 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5306 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5308 2009-06-17 Olivier Hainque <hainque@adacore.com>
5310 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5311 const char ** conversion in AIX specific section.
5313 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.c (ix86_special_builtin_type): Remove
5316 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5317 (bdesc_special_args): Updated.
5318 (ix86_init_mmx_sse_builtins): Likewise.
5319 (ix86_expand_special_args_builtin): Likewise.
5321 2009-06-17 Richard Henderson <rth@redhat.com>
5323 * tree-pretty-print.c (maybe_dump_asm_name): New.
5324 (dump_decl_name): Use it.
5325 (PRINT_FUNCTION_NAME): Merge into...
5326 (dump_function_name): ... here. Use maybe_dump_asm_name.
5328 2009-06-17 Cary Coutant <ccoutant@google.com>
5330 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5332 * debug.c (struct gcc_debug_hooks): Change placeholder for
5334 (debug_nothing_int_charstar_int): Replaced by...
5335 (debug_nothing_int_charstar_int_bool): ...this.
5336 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5337 source_line prototype.
5338 (debug_nothing_int_charstar_int): Replaced by...
5339 (debug_nothing_int_charstar_int_bool): ...this.
5340 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5341 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5342 Output is_stmt operand when necessary.
5343 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5344 (notice_source_line): Add is_stmt parameter.
5345 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5346 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5348 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5349 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5351 2009-06-17 Ian Lance Taylor <iant@google.com>
5353 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5355 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5358 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5360 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5361 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5362 tree_strip_sign_nop_conversions and
5363 tree_ssa_strip_useless_type_conversions rather than stripping
5364 the operations here.
5365 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5367 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5368 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5369 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5370 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5373 2009-06-17 Michael Eager <eager@eagercon.com>
5375 * config/rs6000/constraints.md (register_constraint "d"): New.
5376 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5377 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5378 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5379 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5380 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5381 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5382 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5383 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5384 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5385 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5387 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5388 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5389 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5390 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5391 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5392 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5393 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5394 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5395 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5396 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5397 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5398 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5399 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5400 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5402 2009-06-16 Ian Lance Taylor <iant@google.com>
5404 * profile.c (total_num_never_executed): Don't define.
5405 (compute_branch_probabilities): Don't count or print
5407 (init_branch_prob): Don't set total_num_never_executed.
5408 (end_branch_prob): Don't print total_num_never_executed.
5410 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5412 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5414 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5416 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5417 (nabstd2_fpr): Same.
5419 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5421 * expr.c (expand_assignment): Change complex type check.
5423 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5425 * doc/plugins.texi (Building GCC plugins): Added new section.
5427 2009-06-17 Ian Lance Taylor <iant@google.com>
5429 * c-pch.c (get_ident): Don't set size of templ array.
5430 (pch_init): Don't set size of partial_pch array.
5432 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5433 string constant to intialize an array whose size is the length of
5436 2009-06-17 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/40389
5439 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5440 to addressable types.
5441 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5443 2009-06-17 Richard Guenther <rguenther@suse.de>
5446 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5447 if there is no evolution of left in the loop bail out.
5448 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5449 chrec_fold_multiply.
5451 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5452 Janis Johnson <janis187@us.ibm.com>
5455 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5456 for the symbol ref of a constant that is the source of a move
5457 - nor for any other not-obvious-label-ref constants.
5459 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5461 * plugin.c (position_pass): Skip newly inserted pass during list
5462 traversal to avoid repeated insertion.
5464 2009-06-16 Ian Lance Taylor <iant@google.com>
5466 * vec.h (VEC_stack_alloc): Define different version if
5467 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5468 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5469 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5470 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5472 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5474 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5476 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5477 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5478 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5479 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5480 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5481 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5482 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5483 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5484 __builtin_ia32_rdtscp.
5485 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5486 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5487 and __builtin_ia32_rorhi.
5488 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5489 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5490 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5491 (ix86_expand_args_builtin): Likewise.
5492 (ix86_expand_special_args_builtin): Likewise.
5494 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5495 (UNSPECV_RDTSC): Likewise.
5496 (UNSPECV_RDPMC): Likewise.
5497 (*bsr): Renamed to ...
5499 (*bsr_rex64): Renamed to ...
5503 (*rdpmc_rex64): Likewise.
5506 (*rdtsc_rex64): Likewise.
5508 (*rdtscp): Likewise.
5509 (*rdtscp_rex64): Likewise.
5511 * config/i386/ia32intrin.h: New.
5513 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5515 2009-06-16 Ian Lance Taylor <iant@google.com>
5517 * ira-build.c (copy_info_to_removed_store_destinations):
5518 Initialize parent_a.
5520 2009-06-16 Ian Lance Taylor <iant@google.com>
5522 * c-decl.c (grokdeclarator): Change size_varies to bool.
5524 2009-06-16 Ian Lance Taylor <iant@google.com>
5526 * sel-sched.c: Make forward declarations of move_op_hooks and
5527 fur_hooks explicitly extern.
5529 2009-06-16 Ian Lance Taylor <iant@google.com>
5531 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5532 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5534 2009-06-16 Ian Lance Taylor <iant@google.com>
5536 * resource.c (mark_referenced_resources): Change
5537 include_delayed_effects parameter to bool. Change all callers.
5538 (mark_end_of_function_resources): Likewise.
5539 * reorg.c (insn_references_resource_p): Likewise.
5540 (insn_sets_resource_p): Likewise.
5541 * resource.h (mark_referenced_resources): Update declaration.
5542 (mark_end_of_function_resources): Update declaration.
5544 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5546 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5548 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5550 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5551 GCC can bootstrap on AIX with GNU Binutils 2.20.
5553 2009-06-16 Ian Lance Taylor <iant@google.com>
5555 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5557 2009-06-16 Ian Lance Taylor <iant@google.com>
5559 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5560 inline, not extern inline.
5561 (exact_log2): Likewise.
5562 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5564 (exact_log2): Likewise, but don't test CTZ_HWI.
5566 2009-06-16 Ian Lance Taylor <iant@google.com>
5568 * bitmap.c (bitmap_clear): Don't declare as inline.
5569 * gimple.c (gimplify_assign): Likewise.
5570 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5571 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5572 (sched_scan_info): Remove duplicate definition.
5574 2009-06-16 Ian Lance Taylor <iant@google.com>
5576 * c-common.c (skip_evaluation): Don't define.
5577 (c_inhibit_evaluation_warnings): Define global variable.
5578 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5579 than skip_evaluation.
5580 (convert_and_check, warn_for_div_by_zero): Likewise.
5581 * c-common.h (skip_evaluation): Don't declare.
5582 (c_inhibit_evaluation_warnings): Declare.
5583 * c-parser.c (c_parser_typeof_specifier): Set
5584 c_inhibit_evaluation_warnings rather than skip_evaluation.
5585 (c_parser_conditional_expression): Likewise.
5586 (c_parser_binary_expression): Likewise.
5587 (c_parser_sizeof_expression): Likewise.
5588 (c_parser_alignof_expression): Likewise.
5589 * c-typeck.c (build_indirect_ref): Check
5590 c_inhibit_evaluation_warnings rather than skip_evaluation.
5591 (build_conditional_expr, build_binary_op): Likewise.
5593 2009-06-16 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-alias.c (is_escape_site): Remove.
5596 * tree-ssa-alias.h (enum escape_type): Remove.
5597 (is_escape_site): Likewise.
5598 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5599 via casts and asms without deferring to is_escape_site.
5601 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5604 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5605 use gen_lowpart if op0 has complex mode.
5607 2009-06-16 Richard Guenther <rguenther@suse.de>
5609 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5610 variables add them to ESCAPED.
5611 (find_func_aliases): Do not make all indirectly stored values escaped.
5613 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5615 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5618 2009-06-16 Martin Jambor <mjambor@suse.cz>
5620 PR tree-optimization/40432
5621 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5622 check whether we need to force gimple register operand.
5624 2009-06-16 Martin Jambor <mjambor@suse.cz>
5626 PR tree-optimization/40413
5627 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5628 build_ref_for_offset.
5629 (propagate_subacesses_accross_link): Fix a typo in a comment.
5631 2009-06-16 Ira Rosen <irar@il.ibm.com>
5633 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5634 with additional parameter.
5635 * tree-vectorizer.h (enum vect_def_type): Add new value
5637 (enum vect_relevant): Add comments.
5638 (vect_is_simple_reduction): Add new argument.
5639 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5640 Detect nested cycles.
5641 (vect_is_simple_reduction): Update documentation, add an argument to
5642 distinguish inner-loop reduction from nested cycle, detect nested
5643 cycles, fix printings and indentation, don't swap operands in case
5645 (get_initial_def_for_reduction): Handle subtraction.
5646 (vect_create_epilog_for_reduction): Add new argument to specify
5648 (vect_finalize_reduction): Handle subtraction, fix comments.
5649 (vectorizable_reduction): Handle nested cycles. In case of nested
5650 cycle keep track of the reduction variable position. Call
5651 vect_is_simple_reduction with additional parameter. Use original
5652 statement code in reduction epilogue for nested cycle. Call
5653 vect_create_epilog_for_reduction with additional parameter.
5654 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5655 inner-loop vectorization.
5656 (vect_recog_widen_sum_pattern): Likewise.
5657 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5659 (vect_mark_stmts_to_be_vectorized): Likewise.
5660 (vect_get_vec_def_for_operand): Handle nested cycles.
5662 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5664 * doc/invoke.texi (Debugging Options): Fix option index entries
5665 for -fdump-statistics, -frandom-seed add entries for
5666 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5667 (FRV Options): Fix entries for -mTLS, -mtls.
5668 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5669 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5670 (M68hc1x Options): Fix @itemx for -mnominmax.
5671 (MCore Options): Fix entry for -mno-lsim.
5672 (MMIX Options): Fix entry for -mabi=mmixware.
5673 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5675 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5677 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5678 Mention the plugin mode of gengtype.
5679 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5680 * gengtype.c: Updated copyright.
5681 (plugin_files, nb_plugin_files) Added new static variables.
5682 (measure_input_list) Care about plugin_files.
5683 (write_rtx_next): Added early return in plugin mode.
5684 (create_file): Updated copyright year in generated file. Added
5686 (oprintf): Added early return if NULL outf.
5687 (get_output_file_with_visibility): Care of plugin_files.
5688 (get_output_file_name): May return null.
5689 (write_local): Added early return.
5690 (put_mangled_filename): Ditto.
5691 (finish_root_table): Added check for base_files.
5692 (write_roots): Care about null when plugins.
5693 (main): Added plugin mode.
5695 2009-06-15 Ian Lance Taylor <iant@google.com>
5697 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5698 * gcov.c (read_count_file): Add braces around variables declared
5701 * c.opt (Wjump-misses-init): New warning.
5702 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5703 -Wall and -Wc++-compat if not already set.
5704 (c_common_post_options): Clear warn_jump_misses_init if it was not
5706 * c-decl.c (struct c_binding): Change type field to a union with
5707 new label field. Make it the first field in the struct. Update
5708 references to type to use u.type instead.
5709 (struct c_spot_bindings): Define.
5710 (struct c_goto_bindings): Define.
5711 (c_goto_bindings_p): Define, along with VECs.
5712 (struct c_label_vars): Define.
5713 (struct c_scope): Add has_label_bindings field.
5714 (bind_label, set_spot_bindings): New static functions.
5715 (decl_jump_unsafe, update_spot_bindings): New static functions.
5716 (update_label_decls): New static function.
5717 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5718 Update binding u.label field to shadowed field.
5719 (c_binding_start_stmt_expr): New function.
5720 (c_binding_end_stmt_expr): New function.
5721 (pushdecl): Don't call c_begin_vm_scope.
5722 (make_label): Add defining and p_label_vars parameters. Change
5724 (lookup_label): Correct test for whether a label has not yet been
5725 defined. Call bind_label rather than bind.
5726 (warn_about_goto): New static function.
5727 (lookup_label_for_goto): New function.
5728 (declare_label): Call bind_label rather than bind.
5729 (check_earlier_gotos): New static function.
5730 (define_label): Don't give errors about jumping into statement
5731 expressions or scopes of variably modified types. Call
5732 set_spot_bindings and check_earlier_gotos. Call bind_label
5733 instead of bind. Don't set label_context_stack_se or
5734 label_context_stack_vm.
5735 (c_get_switch_bindings): New function.
5736 (c_release_switch_bindings): New function.
5737 (c_check_switch_jump_warnings): New function.
5738 (start_function): Don't set label_context_stack_se or
5739 label_context_stack_vm.
5740 (finish_function): Likewise.
5741 * c-typeck.c (label_context_stack_se): Don't define.
5742 (label_context_stack_vm): Don't define.
5743 (c_finish_goto_label): Call lookup_label_for_goto rather than
5744 lookup_label. Don't give errors about jumping into a statement
5745 expression or the scope of a variably modified type. Don't set
5746 label_context_stack_se or label_context_stack_vm.
5747 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5748 fields. Add bindings field.
5749 (c_start_case): Don't set deleted fields. Set bindings field.
5750 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5751 or blocked_vm. Call c_check_switch_jump_warnings.
5752 (c_finish_case): Don't test blocked_stmt_expr field. Call
5753 c_release_switch_bindings.
5754 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5755 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5756 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5757 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5758 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5759 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5760 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5761 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5762 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5763 (C_DECL_UNJUMPABLE_VM): Don't define.
5764 (C_DECL_UNDEFINABLE_VM): Don't define.
5765 (struct c_label_list): Don't define.
5766 (struct c_label_context_se): Don't define.
5767 (struct c_label_context_vm): Don't define.
5768 (struct c_spot_bindings): Declare.
5769 (c_bindings_start_stmt_expr): Declare.
5770 (c_bindings_end_stmt_expr): Declare.
5771 (lookup_label_for_goto): Declare.
5772 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5773 (c_check_switch_jump_warnings): Declare.
5774 (label_context_stack_se, label_context_stack_vm): Don't declare.
5775 (c_finish_goto_label): Update declaration.
5776 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5777 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5778 (Warning Options): Document -Wjump-misses-init.
5780 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5782 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5785 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5787 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5789 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5791 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5793 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5795 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5797 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5799 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5800 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5801 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5802 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5803 * dwarf2asm.c (dw2_force_const_mem): Update call to
5805 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5806 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5807 * langhooks.c (lhd_comdat_group): Remove.
5808 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5809 * tree.h (DECL_COMDAT_GROUP): New.
5810 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5811 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5812 (make_decl_one_only): Change signature.
5813 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5815 (make_decl_one_only): Change signature.
5816 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5818 2009-06-15 Richard Guenther <rguenther@suse.de>
5821 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5823 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5825 * tree-ssa-math-opts.c: Remove extra divide.
5827 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5829 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5831 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5833 * passes.c: Add bswap pass.
5834 * tree-pass.h: Add pass_optimize_bswap declaration.
5835 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5836 Include rtl.h, expr.h and optabs.h for optab_handler check.
5837 (struct symbolic_number, pass_optimize_bswap): New definition.
5838 (do_shift_rotate, verify_symbolic_number_p): New functions.
5839 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5840 (gate_optimize_bswap): New function.
5841 * tree.c (widest_int_cst_value): New function.
5842 * tree.h (widest_int_cst_value): Prototype added.
5844 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5846 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5847 REG_EQUAL/REG_EQUIV notes.
5849 2009-06-14 Richard Guenther <rguenther@suse.de>
5852 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5853 has its address taken if NRV was applied and it is addressable.
5854 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5855 function split out from ...
5856 (get_constraint_for_1): ... here.
5857 (handle_rhs_call): Use it to mark the return slot escaped if
5858 it is addressable and NRV was applied.
5860 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5862 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5863 Change first argument type to location_t.
5864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5865 Do not set input_location.
5866 Use loc instead of input_location throughout.
5868 2009-06-13 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/40421
5871 * tree-predcom.c (should_unroll_loop_p): Remove.
5872 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5874 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5876 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5877 Add location argument.
5879 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5881 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5883 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5884 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5885 * config/spu/spu-protos.h: Add location to
5886 spu_resolve_overloaded_builtin.
5887 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5888 spu_build_builtin_va_list.
5889 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5890 argument. Pass location to build_function_call_vec.
5891 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5893 (emit_fpu_switch): Same.
5894 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5895 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5896 to build_decl and create_artificial_label.
5897 (xtensa_gimplify_va_arg_expr): Same.
5898 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5899 (xstormy16_gimplify_va_arg_expr): Same.
5900 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5901 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5902 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5903 (mips16_build_function_stub): Same.
5904 (mips16_build_call_stub): Same.
5906 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5909 * arm/constraints.md (Pa, Pb): New constraints.
5910 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5911 split pattern to deal with them.
5913 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5915 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5916 fix index entry for -Xpreprocessor.
5918 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5920 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5921 Add location argument to build_decl call.
5922 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5923 (rs6000_init_builtins): Same.
5924 (spe_init_builtins): Same.
5925 (rs6000_gimplify_va_arg): Add location argument to
5926 create_artificial_label call.
5928 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5930 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5931 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5932 * Makefile.in: Fix GGC dependency for gcse.o.
5934 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5936 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5937 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5938 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5940 * c-parser.c (c_parser_binary_expression): Use current column while
5941 building binary operations.
5942 * common.opt (fshow-column): Enable by default.
5943 * tree-vrp.c (check_array_ref): Use warning_at.
5944 (check_array_bounds): Use location from call back if expr has no
5946 * tree.h: Add location argument to maybe_fold_*.
5947 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5948 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5949 (maybe_fold_offset_to_component_ref): Same.
5950 (maybe_fold_offset_to_reference): Same.
5951 (maybe_fold_offset_to_address): Same.
5952 (maybe_fold_stmt_indirect): Same.
5953 (maybe_fold_stmt_addition): Same.
5954 (fold_stmt_r): Pass location to maybe_fold_*.
5955 (fold_gimple_assign): Same.
5956 * c-tree.h: Add location argument to finish_decl,
5957 default_function_array_conversion, store_init_value.
5958 * c-decl.c (define_label): Use error_at.
5959 (c_make_fname_decl): Pass location to finish_decl.
5960 (finish_decl): New location argument.
5961 (build_compound_literal): Pass location to store_init_value.
5962 (grokdeclarator): Pass location to finish_decl.
5964 * c-typeck.c (array_to_pointer_conversion): New location argument.
5965 (function_to_pointer_conversion): Same.
5966 (default_function_array_conversion): Same.
5967 (parser_build_unary_op): Pass location to overflow_warning.
5968 (parser_build_binary_op): Same. Use warning_at.
5969 (build_unary_op): Pass location to array_to_pointer_conversion.
5970 (build_c_cast): Pass location to digest_init.
5971 (build_modify_expr): New location argument.
5972 (convert_for_assignment): Same.
5973 (store_init_value): Same.
5974 (digest_init): Same.
5975 (output_init_element): Pass location to digest_init and
5976 array_to_pointer_conversion.
5977 (c_finish_return): Pass location to convert_for_assignment.
5978 * gimplify.c (gimplify_conversion): Pass location to
5979 maybe_fold_offset_to_address.
5980 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5981 to maybe_fold_stmt_addition.
5982 * c-omp.c (c_finish_omp_atomic): Pass new location to
5984 (c_finish_omp_for): Same.
5985 * c-common.c (overflow_warning): New argument.
5986 * c-common.h: New argument to build_modify_expr, overflow_warning.
5987 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5989 (c_parser_initializer): Pass location to
5990 default_function_array_conversion.
5991 (c_parser_initelt): Same.
5992 (c_parser_initval): Same.
5993 (c_parser_asm_operands): Same.
5994 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5995 (c_parser_conditional_expression): Same.
5996 (c_parser_binary_expression): Add location info to stack. Use it.
5997 (c_parser_unary_expression): Pass location to
5998 default_function_array_conversion, parser_build_unary_op,
5999 build_indirect_ref, c_parser_postfix_expression_after_primary.
6000 (c_parser_postfix_expression_after_primary): New location argument.
6002 (c_parser_expression_conv): Pass location to
6003 default_function_array_conversion.
6004 (c_parser_expr_list): Same.
6005 (c_parser_omp_atomic): Same.
6006 (c_parser_omp_for_loop): Same.
6007 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6008 (build_array_declarator): New argument.
6009 * c-decl.c (build_array_declarator): Add location argument.
6010 (grokdeclarator): Set id_loc for cdk_array.
6011 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6012 build_array_declarator.
6013 * tree.c (build_omp_clause): Add location argument.
6014 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6015 (OMP_CLAUSE_LOCATION): New macro.
6016 (struct tree_omp_clause): Add location field.
6017 (build_omp_clause): Add argument.
6018 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6019 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6021 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6022 (cp_parser_omp_clause_collapse): Same.
6023 (cp_parser_omp_clause_default): Same.
6024 (cp_parser_omp_clause_if): Same.
6025 (cp_parser_omp_clause_nowait): Same.
6026 (cp_parser_omp_clause_num_threads): Same.
6027 (cp_parser_omp_clause_ordered): Same.
6028 (cp_parser_omp_clause_schedule): Same.
6029 (cp_parser_omp_clause_untied): Same.
6030 (cp_parser_omp_for_loop): Same.
6031 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6032 * c-tree.h (c_start_case): Add location argument.
6033 (c_process_expr_stmt): Same.
6034 (c_finish_goto_*): Same.
6035 * tree-parloops.c (initialize_reductions): Pass location to
6037 (create_parallel_loop): Same.
6038 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6039 (gfc_trans_omp_reduction_list): Same.
6040 (gfc_trans_omp_clauses): Same.
6041 (gfc_trans_omp_do): Same.
6042 * c-typeck.c (c_finish_goto_label): Same.
6043 (c_finish_goto_ptr): New location argument.
6044 (c_start_case): Same.
6045 (emit_side_effect_warnings): Same.
6046 (c_process_expr_stmt): Same.
6047 (c_finish_stmt_expr): Same.
6048 (c_finish_omp_clauses): Use error_at instead of error.
6049 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6051 * c-omp.c (c_split_parallel_clauses): New location argument.
6052 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6053 to build_omp_clause.
6054 (convert_local_reference_stmt): Same.
6055 (convert_gimple_call): Same.
6056 * c-common.h (c_split_parallel_clauses): New argument.
6057 * c-parser.c (c_parser_statement_after_labels): Pass location to
6058 c_finish_goto_label.
6059 (c_parser_switch_statement): Pass location to c_start_case.
6060 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6061 and c_process_expr_stmt.
6062 (c_parser_omp_variable_list): Add location argument.
6063 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6064 (c_parser_omp_clause_default): Same.
6065 (c_parser_omp_clause_if): Same.
6066 (c_parser_omp_clause_num_threads): Same.
6067 (-c_parser_omp_clause_ordered): Same.
6068 (c_parser_omp_clause_reduction): Pass location to
6069 c_parser_omp_variable_list.
6070 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6071 (c_parser_omp_clause_untied): Same.
6072 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6073 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6075 * c-tree.h (check_for_loop_decls, undeclared_variable,
6076 build_component_ref, build_array_ref, build_external_ref,
6077 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6078 build_conditional_expr, build_compound_expr, c_cast_expr,
6079 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6080 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6082 * c-semantics.c (build_stmt): Same.
6083 (build_case_label): Same.
6084 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6085 (undeclared_variable): New argument.
6087 (lookup_label): Pass location on down.
6088 (define_label): Same.
6089 (finish_decl): Same.
6090 (build_compound_literal): Same.
6091 (finish_struct): Same.
6092 (finish_function): Do not set location here.
6093 (check_for_loop_decls): New argument.
6094 * tree.c (save_expr): Set location.
6095 (build_empty_stmt): New argument.
6096 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6097 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6098 * builtins.c (gimplify_va_arg_expr): Use locations.
6099 (expand_builtin_sync_operation): Same.
6100 * c-typeck.c (build_component_ref): New argument.
6101 (build_array_ref): Same.
6102 (build_external_ref): Same.
6103 (c_expr_sizeof_expr): Same.
6104 (c_expr_sizeof_type): Same.
6105 (parser_build_unary_op): Same.
6106 (build_conditional_expr): Same.
6107 (build_compound_expr): Pass location on down.
6108 (build_compound_expr): New argument.
6109 (build_c_cast): Same.
6110 (c_cast_expr): Same.
6111 (build_asm_expr): Same.
6112 (c_finish_return): Same.
6113 (c_process_expr_stmt): Pass location on down.
6114 (c_finish_stmt_expr): New argument.
6115 (push_clenaup): Same.
6116 (c_finish_omp_parallel): Same.
6117 (c_finish_omp_task): Same.
6118 * gimplify.c (gimplify_call_expr): Pass location on down.
6119 * c-omp.c (c_finish_omp_master): New argument.
6120 (c_finish_omp_critical): Same.
6121 (c_finish_omp_ordered): Same.
6122 (c_finish_omp_barrier): Same.
6123 (-c_finish_omp_taskwait): Same.
6124 (c_finish_omp_atomic): Same.
6125 (c_finish_omp_flush): Same.
6126 * tree-inline.c (copy_tree_body_r): Pass location on down.
6127 (inline_forbidden_p): Remove use of input_location.
6128 * c-gimplify.c (c_build_bind_expr): New argument.
6129 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6130 (c_sizeof_or_alignof_type): New argument.
6131 (c_alignof_expr): Same.
6132 (build_va_arg): Same.
6133 (c_add_case_label): Same.
6134 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6135 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6136 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6137 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6138 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6139 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6141 * stub-objc.c (objc_build_selector_expr): Same.
6142 (objc_build_throw_stmt): Same.
6143 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6144 (c_parser_initelt): Same.
6145 (c_parser_compound_statement): Same.
6146 (c_parser_compound_statement_nostart): Same.
6147 (c_parser_label): Same.
6148 (c_parser_statement_after_labels): Same.
6149 (c_parser_if_body): Same.
6150 (c_parser_else_body): Same.
6151 (c_parser_if_statement): Same.
6152 (c_parser_switch_statement): Same.
6153 (c_parser_while_statement): Same.
6154 (c_parser_do_statement): Same.
6155 (c_parser_for_statement): Same.
6156 (c_parser_asm_statement): Same.
6157 (c_parser_conditional_expression): Same.
6158 (c_parser_binary_expression): Same.
6159 (c_parser_cast_expression): Same.
6160 (c_parser_unary_expression): Same.
6161 (c_parser_sizeof_expression): Same.
6162 (c_parser_alignof_expression): Same.
6163 (c_parser_postfix_expression): Same.
6164 (c_parser_expression): Same.
6165 (c_parser_objc_receiver): Same.
6166 (c_parser_omp_variable_list): Same.
6167 (c_parser_omp_structured_block): Same.
6168 (c_parser_omp_atomic): New argument.
6169 (c_parser_omp_barrier): Same.
6170 (c_parser_omp_critical): Same.
6171 (c_parser_omp_flush): Pass location on down.
6172 (c_parser_omp_for_loop): New argument.
6173 (c_parser_omp_for): Same.
6174 (c_parser_omp_master): Same.
6175 (c_parser_omp_ordered): Same.
6176 (c_parser_omp_sections_scope): Same.
6177 (c_parser_omp_sections): Same.
6178 (c_parser_omp_parallel): Same.
6179 (c_parser_omp_single): Same.
6180 (c_parser_omp_task): Same.
6181 (c_parser_omp_taskwait): Pass location on down.
6182 (c_parser_omp_construct): Same.
6183 (c_parser_omp_threadprivate): Same.
6184 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6185 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6186 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6187 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6188 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6189 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6190 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6191 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6192 config/i386/i386.c, stmt.c:
6193 Add location argument to the following function definitions and/or
6194 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6195 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6196 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6197 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6198 do_case, c_finish_bc_stmt, build_compound_literal,
6199 build_function_call.
6200 * c-decl.c (build_compound_literal): Add location argument.
6201 Make all diagnostic calls use location.
6202 (start_struct): Same.
6203 (finish_struct): Same.
6205 (build_enumerator): Same.
6206 (start_function): Same.
6207 (grokdeclarator): Make all diagnostic calls use location.
6208 (store_parm_decls_oldstyle): Same.
6209 * c-typeck.c (build_function_call): Add location argument.
6210 Make all diagnostic calls use location.
6212 (c_finish_bc_stmt): Same.
6213 * tree-nested.c (get_trampoline_type): Add argument.
6214 Pass location to build_decl.
6215 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6216 * rtl.h (RTL_LOCATION): New.
6217 * c-common.c (c_add_case_label): Add location argument.
6218 Make all diagnostic calls use location.
6219 * c-common.h: Add location argument to make_fname_decl, do_case,
6220 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6221 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6222 Set it appropriately for every case. Pass enum_loc to start_enum
6223 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6225 (c_parser_struct_or_union_specifier): Save location. Use it for
6226 start_struct, finish_struct, and parser_xref_tag.
6228 2009-06-12 Ian Lance Taylor <iant@google.com>
6230 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6232 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6233 cpp_opts->warn_cxx_operator_names.
6235 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6238 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6239 is returns NULL and OP is a VCE, look through the VCE.
6241 2009-06-12 Ian Lance Taylor <iant@google.com>
6244 * collect2.c (main): Use CONST_CAST2 in code inside #if
6245 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6247 2009-06-12 Joey Ye <joey.ye@intel.com>
6250 * cfgexpand.c (get_decl_align_unit): Update
6251 max_used_stack_slot_alignment with align instead of
6252 stack_alignment_needed.
6254 * function.c (assign_stack_local_1): Update
6255 max_used_stack_slot_alignment with alignment_in_bits instead
6256 of stack_alignment_needed.
6257 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6260 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6262 * dwarf2out.c (last_var_location_insn): New variable.
6263 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6264 (dwarf2out_var_location): Don't record anything after last real
6265 insn. Only change labels if there were any real instructions
6266 in between last note and this one, or if changed sections.
6268 2009-06-11 Richard Henderson <rth@redhat.com>
6270 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6271 note when storing the frame pointer in a register.
6272 (FRP): Don't redefine to nothing for epilogue.
6273 (alpha_expand_epilogue): Mark register and sp restores.
6274 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6276 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6277 when gen_lowpart is needed.
6279 2009-06-11 Richard Henderson <rth@redhat.com>
6281 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6283 * dwarf2out.c (need_data_align_sf_opcode): New.
6284 (div_data_align): Move earlier.
6285 (def_cfa_1, reg_save): Use it.
6287 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6289 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6290 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6291 (ix86_handle_option): Handle OPT_mcrc32.
6292 (ix86_target_string): Add -mcrc32.
6293 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6295 * config/i386/i386.h (TARGET_CRC32): New.
6297 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6298 (sse4_2_crc32di): Likewise.
6300 * config/i386/i386.opt (mcrc32): New.
6302 * doc/invoke.texi: Document -mcrc32.
6304 2009-06-11 Richard Henderson <rth@redhat.com>
6306 * common.opt (gdwarf-): Accept a version number.
6307 * doc/invoke.texi (gdwarf-): Update docs.
6308 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6309 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6310 version level, and record it.
6312 * dwarf2.h (DW_CIE_VERSION): Remove.
6313 * dwarf2out.c (DWARF_VERSION): Remove.
6314 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6315 (output_call_frame_info): Use CIE version 3 for dwarf3,
6316 or if the return register column is out of range for version 1.
6317 (dwarf_stack_op_name): Add all dwarf3 values.
6318 (DEBUG_PUBTYPES_SECTION): New.
6319 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6320 encoding change for dwarf3.
6321 (output_die) [dw_val_class_die_ref]: Likewise.
6322 (output_compilation_unit_header): Emit correct version for dwarf3.
6323 (output_line_info): Likewise.
6324 (output_pubnames): Update for DWARF_VERSION removal.
6325 (output_aranges): Likewise.
6326 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6327 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6328 (dwarf2out_finish): Likewise.
6330 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6332 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6335 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6338 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6339 * builtins.c (expand_builtin_unreachable): New function.
6340 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6341 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6342 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6344 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6345 searching for missing barriers.
6347 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6349 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6350 when -fprofile-generate* was passed.
6351 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6353 2009-06-11 Anthony Green <green@moxielogic.com>
6355 * config/moxie/moxie.md: Define length attribute for all instructions.
6357 (*b<cond:code>): Support limited branch ranges for new PC-relative
6358 branch instructions.
6359 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6361 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6363 * config/i386/i386.c (min_insn_size): Use get_attr_length
6364 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6367 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6368 instead of emit_insn_before.
6370 2009-06-10 Ian Lance Taylor <iant@google.com>
6373 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6376 2009-06-10 Revital Eres <eres@il.ibm.com>
6378 * passes.c (init_optimization_passes): Reschedule
6379 predictive-commoning pass before complete unroll pass.
6381 2009-06-10 Martin Jambor <mjambor@suse.cz>
6383 * cgraph.c (cgraph_node_can_be_local_p): New function.
6384 (cgraph_make_node_local): New function.
6385 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6386 (cgraph_make_node_local): Declare.
6388 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6390 * tree.h (tree_base): Add packed_flag and user_align fields.
6391 Decrease size of spare field.
6392 (TYPE_USER_ALIGN): Use user_align from tree_base.
6393 (DECL_USER_ALIGN): Likewise.
6394 (TYPE_PACKED): Use packed_flag from tree_base.
6395 (DECL_PACKED): Likewise.
6396 (tree_type): Delete packed_flag and user_align fields. Widen
6397 precision field. Widen mode field and shuffle fields to align
6398 mode on an 8-bit boundary.
6399 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6400 Renumber decl_flag_* fields. Fix comments. Widen
6401 decl_common_unused field.
6402 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6403 (DECL_EXTERNAL): Likewise.
6404 (DECL_BIT_FIELD): Likewise.
6405 (DECL_NONADDRESSABLE_P): Likewise.
6406 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6407 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6409 2009-06-10 Ian Lance Taylor <iant@google.com>
6411 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6412 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6413 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6414 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6415 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6416 DEF_VEC_ALLOC_FUNC_P.
6417 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6418 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6419 DEF_VEC_ALLOC_FUNC_O.
6420 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6421 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6422 DEF_VEC_ALLOC_FUNC_I.
6423 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6424 (vec_stack_p_reserve_exact_1): Declare.
6425 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6426 (vec_stack_free): Declare.
6427 (VEC_stack_alloc): Define.
6428 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6429 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6430 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6431 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6433 (stack_vecs): New static variable.
6434 (vec_stack_p_reserve_exact_1): New function.
6435 (vec_stack_o_reserve_1): New static function.
6436 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6437 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6438 (vec_stack_free): New function.
6439 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6440 (VEC_df_ref_stack_alloc): Define.
6441 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6442 DEF_VEC_ALLOC_P_STACK.
6443 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6444 (struct df_collection_rec): Change _vec fields to VEC. Remove
6446 (df_free_collection_rec): Adjust for new fields.
6447 (df_insn_rescan): Use new df_collection_rec fields.
6448 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6449 (df_ref_create_structure, df_ref_record): Likewise.
6450 (df_get_conditional_uses, df_get_call_refs): Likewise.
6451 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6452 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6453 (df_record_exit_block_uses, df_bb_verify): Likewise.
6454 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6455 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6456 Remove count parameter. Change return type to void. Change all
6458 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6459 Remove count parameter. Change return type to void. Change all
6461 (df_install_refs): Change old_vec parameter to VEC. Remove count
6462 parameter. Change all callers.
6463 (df_install_mws): Change old_vec parameter to VEC. Remove count
6464 parameter. Change all callers.
6465 (df_refs_verify): Change new_rec parameter to VEC. Change call
6467 (df_mws_verify): Likewise.
6469 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6471 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6473 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6475 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6477 2009-06-10 Anthony Green <green@moxielogic.com>
6479 * config/moxie/crti.asm: New file.
6480 * config/moxie/crtn.asm: New file.
6481 * config/moxie/moxie.c: New file.
6482 * config/moxie/moxie.h: New file.
6483 * config/moxie/sfp-machine.h: New file.
6484 * config/moxie/moxie-protos.h: New file.
6485 * config/moxie/t-moxie: Created.
6486 * config/moxie/t-moxie-softfp: Created.
6487 * config/moxie/moxie.md: Created.
6488 * config/moxie/constraints.md: Created.
6489 * config.gcc: Add moxie support.
6490 * doc/md.texi (Machine Constraints): Add moxie constraints.
6491 * doc/contrib.texi (Contributors): Mention moxie port.
6492 * doc/install.texi (Specific): Mention the moxie port.
6494 2009-06-09 Ian Lance Taylor <iant@google.com>
6496 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6498 * optabs.c (optab_table): Only use designated initializers if
6499 HAVE_DESIGNATED_INITIALIZERS is defined.
6500 (convert_optab_table): Likewise.
6501 (init_optabs): Always call init_insn_codes if
6502 HAVE_DESIGNATED_INITIALIZERS is not defined.
6504 2009-06-09 Ian Lance Taylor <iant@google.com>
6506 * targhooks.c (default_builtin_vectorized_function): Change fn
6507 parameter to unsigned int.
6508 (default_builtin_vectorized_conversion): Change code parameter to
6510 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6511 * targhooks.h: Update declarations.
6512 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6513 parameter to unsigned int.
6515 * c-typeck.c (comptypes_check_enum_int): New static function.
6516 (comptypes_internal): Add enum_and_int_p parameter. Change all
6518 (comp_target_types): Add location parameter. Change all callers.
6519 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6521 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6522 (build_conditional_expr): Add colon_loc parameter. Change all
6524 (convert_for_assignment): Add location parameter. Change all callers.
6525 * c-parser.c (c_parser_conditional_expression): Pass location of
6526 colon to build_conditional_expr.
6527 * c-tree.h (build_conditional_expr): Update declaration.
6529 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6531 * graphite.c: Revert previous patch.
6533 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6536 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6538 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6540 * tree-ssa-loop-prefetch.c
6541 (loop_prefetch_arrays): Fixed a portability problem in printf format
6544 2009-06-09 Martin Jambor <mjambor@suse.cz>
6546 PR tree-optimization/40351
6547 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6548 refrence to a potential artifical subaccess can be constructed.
6550 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6552 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6553 (sh_override_options): Likewise.
6554 * config/sh/sh.c: Include params.h.
6555 (sh_optimization_options): New.
6556 (sh_override_options): Likewise.
6557 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6558 (OVERRIDE_OPTIONS): Use sh_override_options.
6560 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6562 * dwarf2out.c (emit_cfa_remember): New variable.
6563 (add_fde_cfi): If emit_cfa_remember, recurse to add
6564 DW_CFA_remember_state first.
6565 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6566 instead just set emit_cfa_remember.
6568 2009-06-08 Jan Hubicka <jh@suse.cz>
6571 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6573 2009-06-08 Jan Hubicka <jh@suse.cz>
6576 * cgraphunit.c (save_inline_function_body): Do not copy transform
6577 hooks for saved inline bodies.
6578 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6581 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6583 * jump.c (returnjump_p): Handle delayed branches. Add missing
6586 2009-06-08 Jan Hubicka <jh@suse.cz>
6589 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6590 original node might've been modified.
6591 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6593 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6595 * tree-object-size.c (addr_object_size): Add OSI argument.
6596 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6597 (compute_builtin_object_size, expr_object_size): Adjust callers.
6598 (plus_stmt_object_size): Call addr_object_size instead of
6599 compute_builtin_object_size.
6601 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6602 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6604 * tree-ssa-loop-prefetch.c
6605 (gather_memory_references): Introduced a counter for the number of
6607 (anything_to_prefetch_p): Introduced a counter for the number of
6609 (is_loop_prefetching_profitable): New function with a cost model
6611 (loop_prefetch_arrays): Use the new cost model to determine if
6612 prefetching is profitable.
6613 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6614 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6615 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6616 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6617 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6618 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6620 2009-06-08 Michael Matz <matz@suse.de>
6623 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6624 partitions use the same.
6625 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6626 for basevars of SSA_NAMEs.
6627 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6628 to not expand them twice.
6629 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6632 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6634 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6635 (fdump-final-insns=, gtoggle): New.
6636 * doc/invoke.texi: Document them.
6637 * final.c (rest_of_clean_state): Dump final insn stream.
6638 * gcc.c (invoke_as): Hook in -fcompare-debug.
6639 (static_spec_functions): Add compare-debug-dump-opt,
6640 compare-debug-self-opt and compare-debug-auxbase-opt.
6641 (compare_debug, compare_debug_second, compare_debug_opt): New.
6642 (switches_debug_check, n_switches_debug_check): New.
6643 (debug_auxbase_opt, debug_check_temp_file): New.
6644 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6646 (do_self_spec): Handle arguments after switches.
6647 (do_spec_1): Add .gk extension to temp file basenames for compare.
6648 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6649 (cc1_options): Use it instead of normal auxbase computation for
6650 the second compare-debug compilation.
6651 (compare_files): New.
6652 (main): Set up and implement compare debug mode.
6653 (compare_debug_dump_opt_spec_function): New.
6654 (compare_debug_self_opt_spec_function): New.
6655 (compare_debug_auxbase_opt_spec_function): New.
6656 * toplev.c (process_options): Handle flag_gtoggle,
6657 flag_dump_final_insns.
6658 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6659 during -fcompare-debug-second compilation.
6661 2009-06-07 Ian Lance Taylor <iant@google.com>
6663 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6664 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6666 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6667 with no default node. Change warning with %H to warning_at.
6668 Don't clear warn_switch around case checking.
6669 * doc/invoke.texi (Warning Options): Clarify distinction between
6670 -Wswitch and -Wswitch-enum.
6672 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6674 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6676 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6678 * gbl-ctors.h: Add header guard.
6680 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6682 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6683 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6684 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6685 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6686 prototypes for removed functions.
6687 (expressions_equal_p): Move to ...
6688 * tree-ssa-sccvn.h: ... here and ...
6689 * matrix-reorg.c: ... adjust includes.
6691 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6693 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6695 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6697 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6698 (finish_function): Remove erroneous whitespace.
6700 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6702 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6703 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6705 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6707 * errors.c (internal_error): Commentary typo fix.
6708 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6709 * tree-ssa-pre.c: Ditto.
6711 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6713 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6714 them is supposed to hold actual statements.
6716 2009-06-06 Ian Lance Taylor <iant@google.com>
6718 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6719 empty statements can now have attributes.
6721 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6723 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6724 * config/mips/mips.md: Ditto.
6726 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6728 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6730 (__eabi_uconvert): Likewise.
6732 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6734 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6735 CFI_* definitions with IN_GCC.
6737 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6739 * xcoffout.h (xcoffout_source_line): Update prototype.
6741 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6743 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6744 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6746 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6749 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6750 inlined_function_outer_scope_p blocks for artificial inlines
6752 * tree.c (tree_nonartificial_location): Rewrite using
6753 block_nonartificial_location.
6755 2009-06-05 Revital Eres <eres@il.ibm.com>
6756 Leehod Baruch <leehod@il.ibm.com>
6758 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6759 (expand_expr_real_1): Remove comment.
6760 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6761 Vectorize misaligned access when the target supports it.
6762 (vect_supportable_dr_alignment): Check for unaligned access support.
6763 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6766 2009-06-05 Julian Brown <julian@codesourcery.com>
6768 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6769 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6771 2009-06-05 Richard Guenther <rguenther@suse.de>
6774 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6777 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6779 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6780 (save_gprs): Don't tell unwinder when a global register is saved.
6781 (s390_emit_epilogue): Emit needed epilogue unwind info.
6783 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6785 * dwarf2out.c (deferred_asm_name): New.
6786 (add_name_and_src_coords_attributes): Defer creation of
6787 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6789 (move_linkage_attr): New.
6790 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6793 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6795 * tree-nested.c (finalize_nesting_tree_1): Declare the
6796 frame_decl in the binding tree.
6798 2009-06-04 Cary Coutant <ccoutant@google.com>
6800 * basic-block.h (struct basic_block_def): Add discriminator field.
6801 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6803 * debug.c (do_nothing_debug_hooks): Add additional entry.
6804 (debug_nothing_int_charstar_int): New function.
6805 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6806 (debug_nothing_int_charstar_int): New declaration.
6807 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6808 discriminator value in .loc directive.
6809 * final.c (last_discriminator): New variable.
6810 (discriminator): New variable.
6811 (final_start_function): Initialize above variables, pass current
6812 discriminator to debug hook.
6813 (notice_source_line): Check for discriminator change.
6814 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6815 * sdbout.c (sdbout_source_line): New parameter.
6816 * tree-cfg.c (struct locus_discrim_map): New structure type.
6817 (discriminator_per_locus): New hash table.
6818 (build_gimple_cfg): Allocate and free discriminator hash table.
6819 (make_edges): Call assign_discriminator.
6820 (locus_map_hash): New function.
6821 (locus_map_eq): New function.
6822 (next_discriminator_for_locus): New function.
6823 (same_line_p): New function.
6824 (assign_discriminator): New function.
6825 (make_cond_expr_edges): Call assign_discriminator.
6826 (make_gimple_switch_edges): Likewise.
6827 (first_non_label_stmt): New function.
6828 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6830 * xcoffout.c (xcoffout_source_line): Add new parameter.
6832 * configure.ac (gcc_cv_as_discriminator): New configury check for
6833 gas support for discriminator.
6834 * configure: Regenerate.
6835 * config.in: Regenerate.
6837 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6839 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6840 val after checking for integers.
6842 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6844 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6846 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6847 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6848 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6849 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6850 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6851 X64_SSE_REGPARM_MAX.
6852 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6853 X64_SSE_REGPARM_MAX.
6855 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6857 * gcc.c (report_times_to_file): New.
6858 (execute): Implement it.
6859 (process_command): Support -time=.
6860 * doc/invoke.texi: Document it.
6862 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6864 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6865 that have value exprs.
6867 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6869 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6870 declarations for constants until...
6871 (dw2_output_indirect_constant_1): ... this point.
6873 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6876 * arm.md (arm_addsi3): Don't try to split an add with an
6877 eliminable register until after reload has completed.
6879 2009-06-03 Ian Lance Taylor <iant@google.com>
6881 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6882 * genattrtab.c (write_length_unit_log): Likewise.
6883 * genchecksum.c (dosum): Likewise.
6884 * gengtype.c (write_rtx_next): Likewise.
6885 (finish_root_table, write_roots): Likewise.
6886 * gimple.c (gimple_ops_offset_): Likewise.
6887 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6888 * config/arc/arc.c (arc_attribute_table): Likewise.
6889 * config/arm/arm.c (arm_attribute_table): Likewise.
6890 * config/avr/avr.c (avr_attribute_table): Likewise.
6891 * config/crx/crx.c (crx_attribute_table): Likewise.
6892 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6893 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6894 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6895 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6896 * config/sh/sh.c (sh_attribute_table): Likewise.
6897 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6898 * config/spu/spu.c (spu_attribute_table): Likewise.
6899 * config/v850/v850.c (v850_attribute_table): Likewise.
6901 * config/alpha/alpha.c (vms_attribute_table): Make static.
6902 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6903 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6904 * config/mips/mips.c (mips_attribute_table): Likewise.
6906 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6908 (cc1-checksum.o): Likewise.
6910 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6912 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6914 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6916 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6917 insn if it is changing sp. Use gen_add3_insn instead of
6918 conditionally gen_addsi3 and gen_adddi3.
6919 (offset_below_red_zone_p): New static inline function.
6920 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6921 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6922 * config/rs6000/ppc-asm.h: Include auto-host.h.
6923 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6924 CFI_RESTORE): Define.
6925 * config/rs6000/crtresxgpr.asm: Add unwind info.
6926 * config/rs6000/crtresxfpr.asm: Likewise.
6927 * config/rs6000/crtresgpr.asm: Likewise.
6928 * config/rs6000/crtresfpr.asm: Likewise.
6929 * config/rs6000/crtsavgpr.asm: Likewise.
6930 * config/rs6000/crtsavfpr.asm: Likewise.
6932 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6933 argument of DWARF2_FRAME_REG_OUT macros.
6935 2009-06-03 Julian Brown <julian@codesourcery.com>
6937 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6938 words or less (including TImode) in core registers.
6940 2009-06-03 Richard Guenther <rguenther@suse.de>
6943 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6945 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6947 * statistics.c (statistics_counter_event): Do not record event
6948 in pass dump if its number == -1.
6949 (curr_statistics_hash): Add assert that we never get passes
6950 with static number == -1.
6952 2009-06-03 Richard Guenther <rguenther@suse.de>
6953 Andrey Belevantsev <abel@ispras.ru>
6955 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6956 non-BLKmode arrays addressable.
6958 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6960 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6961 * config/m68k/m68k.h: ... here.
6962 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6965 2009-06-03 Martin Jambor <mjambor@suse.cz>
6967 PR tree-optimization/40323
6968 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6971 2009-06-03 Richard Guenther <rguenther@suse.de>
6973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6976 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6978 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6979 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6980 JUMP_TABLE_DATA_P where applicable.
6981 * config/sh/sh.c: Ditto.
6982 * config/sh/sh.h: Ditto.
6983 * config/sh/sh.md: Ditto.
6984 * config/sh/symbian.c: Ditto.
6986 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6988 * config/i386/driver-i386.c (describe_cache): Optimize
6989 concatenation of strings. Use snprintf instead of sprintf.
6990 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6991 target when not compiling with GCC.
6993 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6995 * config/sh/sh.c: Revert last change.
6996 (sh_expand_epilogue): Emit a blockage insn before the frame
6997 pointer adjustment unconditionally.
6999 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7001 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7002 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7003 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7004 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7005 to COLLECT_GCC_OPTIONS.
7007 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7009 * collect2.c (target_system_root): New variable.
7010 (main): Handle --sysroot=.
7011 (ignore_library): Strip the sysroot from the library path.
7013 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7015 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7016 (collect2.o): Depend on collect2-aix.h.
7017 (collect2-aix.o): New rule.
7018 * collect2-aix.h: New file.
7019 * collect2-aix.c: Likewise.
7020 * collect2.c: Include collect2-aix.h. Don't undefine
7021 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7022 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7023 Use TARGET_AIX_VERSION instead of _AIX51.
7024 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7025 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7026 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7027 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7028 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7030 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7032 * collect2.c (ignore_library): Avoid premature post-increment
7035 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7037 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7038 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7039 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7040 CROSS_DIRECTORY_STRUCTURE too.
7041 (LINK_LIBG_SPEC): Likewise.
7042 (LIB_SPEC): Add %R to sysroot paths.
7043 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7044 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7045 * config/rs6000/aix51.h: As for aix43.h.
7046 * config/rs6000/aix52.h: Likewise.
7047 * config/rs6000/aix53.h: Likewise.
7048 * config/rs6000/aix61.h: Likewise.
7049 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7050 to the beginning of sysroot paths.
7052 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7054 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7055 INSN_LISTs that are out of the REG_NOTE range.
7057 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7059 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7060 (struct var_to_expand): Likewise.
7061 (struct opt_info): Add head and tail for linked lists of the above.
7062 (analyze_insn_to_expand_var): Initialize next.
7063 (analyze_iv_to_split_insn): Likewise.
7064 (analyze_insns_in_loop): Create linked lists.
7065 (allocate_basic_variable): Simplify for use without hash table.
7066 (insert_var_expansion_initialization): Likewise, make it type-safer.
7067 (combine_var_copies_in_loop_exit): Likewise.
7068 (apply_opt_in_copies): Walk lists rather than hash tables.
7069 (release_var_copies): Simplified and inlined by hand into...
7070 (free_opt_info): ... this function.
7072 2009-06-02 Richard Guenther <rguenther@suse.de>
7074 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7077 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7079 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7080 only for builtins that are not overridden.
7082 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7084 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7087 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7089 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7091 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7093 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7095 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7097 * common.opt (fdump-unnumbered-links): New.
7098 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7099 * print-rtl.c (flag_dump_unnumbered_links): New.
7100 (print_rtx): Test it.
7102 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7104 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7105 push/pop multiple to 8-byte alignment.
7107 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7109 * config/i386/i386.c (queued_cfa_restores): New static variable.
7110 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7112 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7113 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7114 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7115 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7116 note unconditionally.
7117 (ix86_emit_restore_regs_using_mov): Likewise.
7118 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7119 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7120 it through to ix86_emit_restore_reg_using_pop.
7121 (ix86_emit_leave): Add RED_OFFSET argument. Call
7122 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7123 instead of adding REG_CFA_OFFSET note unconditionally.
7124 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7125 the above functions. Call ix86_add_queued_cfa_restore_notes when
7128 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7129 force output of the label even for dwarf2out_do_cfi_asm.
7130 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7131 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7132 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7134 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7135 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7136 dwarf2out_cfi_label callers.
7137 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7138 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7139 Adjust dwarf2out_cfi_label callers.
7140 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7142 * config/i386/i386.h (struct machine_cfa_state,
7143 struct machine_function): Guard with ifndef USED_FOR_TARGET
7144 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7147 * emutls.c (__emutls_get_address): Change arr->size to mean number
7148 of allocated arr->data entries instead of # of slots + 1.
7151 * recog.c (peep2_reinit_state): New function.
7152 (peephole2_init_state): Use it at the end of a basic block and also
7153 when seeing a RTX_FRAME_RELATED_P insn.
7155 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7157 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7158 fixuns_truncrfdi2): New.
7159 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7160 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7161 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7162 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7163 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7164 *recip_approx): Remove.
7165 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7166 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7167 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7169 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7172 2009-06-01 Ian Lance Taylor <iant@google.com>
7174 * attribs.c (register_attribute): Use CONST_CAST.
7175 * collect2.c (main): Use CONST_CAST2.
7176 (scan_prog_file): Likewise.
7177 * gcc.c (process_command, main): Likewise.
7178 * toplev.c (toplev_main): Likewise.
7180 * c-typeck.c (handle_warn_cast_qual): New static function,
7181 partially broken out of build_c_cast.
7182 (build_c_cast): Call handle_warn_cast_qual.
7183 * doc/invoke.texi (Warning Options): Document new effect of
7186 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7188 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7189 (diagnostic_report_current_module): Print columns.
7190 * common.opt (flag_show_column): Enable by default.
7192 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7194 * alias.c (find_base_term): Check for NULL term before returning.
7196 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7198 Revert due to PR40320:
7199 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7200 * calls.c (emit_library_call_value_1): Don't force_operand for move
7203 2009-06-01 Olivier Hainque <hainque@adacore.com>
7204 Eric Botcazou <ebotcazou@adacore.com>
7206 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7207 to be processed as a bitfield for constructor output purposes.
7208 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7210 * varasm.c (oc_local_state): New type, output_constructor
7211 local state to support communication with helpers.
7212 (oc_outer_state): New type, output_constructor outer state of
7213 relevance in recursive calls.
7214 (output_constructor_array_range): New output_constructor helper,
7215 extracted code for an array range element.
7216 (output_constructor_regular_field): New output_constructor helper,
7217 extracted code for an element that is not a bitfield.
7218 (output_constructor_bitfield): New output_constructor helper,
7219 extracted code for a bitfield element. Accept an OUTER state
7220 argument for recursive processing. Recurse on record or array
7221 CONSTRUCTOR values, possibly past noop conversions.
7222 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7223 VALUE is a valid constant-valued expression for use in a static
7224 bit-field initializer.
7225 (output_constructor): Rework to use helpers. Accept and honor an
7226 OUTER state argument for recursive calls. Return total size. Be
7227 prepared for nested constructors initializing bitfields.
7228 (output_constant): Feed OUTER in calls to output_constructor.
7230 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7232 * calls.c (emit_library_call_value_1): Don't force_operand for move
7235 2009-06-01 Nick Clifton <nickc@redhat.com>
7237 * doc/invoke.texi (IA-64 Options): Fix typo.
7239 2009-06-01 Ira Rosen <irar@il.ibm.com>
7241 PR tree-optimization/39129
7242 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7244 (vect_do_peeling_for_loop_bound): Use
7245 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7246 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7247 (vect_loop_versioning): Likewise.
7248 (vect_create_cond_for_alias_checks): Fix indentation.
7249 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7251 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7252 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7253 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7254 "control flow in loop".
7255 (vect_estimate_min_profitable_iters): Use
7256 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7257 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7258 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7259 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7260 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7261 statement belongs to a group of strided accesses with the exact code
7263 (vectorizable_load): Likewise.
7264 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7265 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7267 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7269 * config/freebsd-stdint.h: New file.
7270 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7271 Add freebsd-stdint.h to tm_file.
7273 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7275 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7276 (thumb2_extendhidi2): Likewise.
7278 2009-05-31 Ian Lance Taylor <iant@google.com>
7280 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7282 2009-05-31 Ian Lance Taylor <iant@google.com>
7284 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7285 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7286 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7288 2009-05-31 Jason Merrill <jason@redhat.com>
7290 * tree-pretty-print.c (print_call_name): Take the callee, not the
7291 call itself. Make non-static. Use dump_function_name for functions.
7292 (dump_generic_node): Adjust.
7293 * diagnostic.h: Declare print_call_name.
7294 * gimple-pretty-print.c (dump_gimple_call): Use it.
7296 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7298 * config/sh/sh.md (ashldi3_std): New define_expand.
7301 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7304 * config/sh/sh.c: Include debug.h.
7305 (sh_expand_epilogue): Emit a blockage insn before the frame
7306 pointer adjustment also when dwarf2out_do_frame returns true.
7308 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7310 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7311 (thumb2_extendqidi2): New pattern.
7313 2009-05-31 Ira Rosen <irar@il.ibm.com>
7315 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7316 mark phis for renaming.
7317 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7318 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7319 Call mark_sym_for_renaming.
7320 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7321 * tree-vect-loop.c (vect_transform_loop): Remove
7322 vect_memsyms_to_rename initialization and a call to
7323 mark_set_for_renaming.
7325 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7328 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7329 frame related even if !set_cfa && style < 0.
7331 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7333 * config/i386/mingw-tls.c: New file.
7334 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7335 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7336 defining _WIN32 but not __CYGWIN__.
7338 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7340 * configure.ac: Add MPC support.
7342 * config.in, configure: Regenerate.
7344 2009-05-29 Richard Henderson <rth@redhat.com>
7346 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7347 NOTE_INSN_BASIC_BLOCK.
7348 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7349 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7350 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7352 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7354 (add_cfi): Disable check redefining cfa away from drap.
7355 (lookup_cfa_1): Add remember argument; handle remember/restore.
7356 (lookup_cfa): Pass remember argument.
7357 (cfa_remember): New.
7358 (compute_barrier_args_size_1): Remove sibcall check.
7359 (dwarf2out_frame_debug_def_cfa): New.
7360 (dwarf2out_frame_debug_adjust_cfa): New.
7361 (dwarf2out_frame_debug_cfa_offset): New.
7362 (dwarf2out_frame_debug_cfa_register): New.
7363 (dwarf2out_frame_debug_cfa_restore): New.
7364 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7365 (dwarf2out_begin_epilogue): New.
7366 (dwarf2out_frame_debug_restore_state): New.
7367 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7368 DW_CFA_restore_state.
7369 (output_cfi_directive): Likewise.
7370 (convert_cfa_to_fb_loc_list): Likewise.
7371 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7372 * dwarf2out.h: Update.
7373 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7374 (copy_insn_1): Early out for null.
7375 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7376 and dwarf2out_frame_debug_restore_state.
7377 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7378 (prologue_insn_hash, epilogue_insn_hash): New.
7379 (free_after_compilation): Adjust freeing accordingly.
7380 (record_insns): Create hash table if needed; push insns into
7381 hash instead of array.
7382 (maybe_copy_epilogue_insn): New.
7383 (contains): Search hash table instead of array.
7384 (sibcall_epilogue_contains): Remove.
7385 (thread_prologue_and_epilogue_insns): Split eh_return insns
7386 and mark them as epilogues.
7387 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7388 scanning in terms of basic blocks.
7389 * insn-notes.def (CFA_RESTORE_STATE): New.
7390 * jump.c (returnjump_p_1): Accept EH_RETURN.
7391 (eh_returnjump_p_1, eh_returnjump_p): New.
7392 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7393 CFA_REGISTER, CFA_RESTORE): New.
7394 * rtl.def (EH_RETURN): New.
7395 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7397 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7398 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7400 * config/i386/i386.c (gen_push): Update cfa state.
7401 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7402 add a CFA_ADJUST_CFA note.
7403 (ix86_dwarf_handle_frame_unspec): Remove.
7404 (ix86_expand_prologue): Update cfa state.
7405 (ix86_emit_restore_reg_using_pop): New.
7406 (ix86_emit_restore_regs_using_pop): New.
7407 (ix86_emit_leave): New.
7408 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7409 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7410 * config/i386/i386.h (struct machine_cfa_state): New.
7411 (ix86_cfa_state): New.
7412 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7413 (eh_return_internal): Merge from eh_return_<mode>,
7414 use eh_return rtx, split w/ epilogue.
7416 2009-05-29 Ian Lance Taylor <iant@google.com>
7418 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7420 * calls.c (emit_library_call_value_1): Likewise.
7422 * c-typeck.c (c_build_va_arg): New function.
7423 * c-tree.h (c_build_va_arg): Declare.
7424 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7425 instead of build_va_arg.
7427 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7429 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7430 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7431 (ptr_difference_cost): Use affine combinations to compute it.
7432 (difference_cost): Likewise.
7433 (get_computation_cost_at): Compute more accurate cost for addresses
7434 if the ratio is a multiplier allowed in addresses.
7435 For non-addresses, consider that an additional offset or symbol is
7438 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7440 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7441 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7443 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7444 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7445 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7447 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7448 to 1 for TYPE_SSE{IADD1,CVT1}.
7449 (prefix_vex_imm8): Removed.
7450 (length_vex): Only pass 1 as second argument to
7451 ix86_attr_length_vex_default if prefix_extra is 0.
7452 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7453 (length): For prefix vex computation use length_immediate
7454 attribute instead of prefix_vex_imm8.
7455 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7456 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7457 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7458 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7459 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7460 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7461 a space in between the operands.
7462 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7463 if one operand is 0xff and the other one si, di, bp or sp.
7464 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7465 other one si, di, bp or sp.
7466 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7467 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7468 type and mode attributes.
7469 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7470 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7471 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7472 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7473 prefix_data16 attribute iff MODE_DF.
7474 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7475 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7476 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7477 constm128_operand in length_immediate computation.
7478 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7479 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7480 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7481 length_immediate attribute to 1.
7482 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7483 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7484 for certain alternatives.
7485 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7486 prefix_data16 attribute if MODE_V1DF.
7487 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7488 length_immediate to 1.
7489 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7490 length_address to 4, set mode attribute to MODE_DI.
7491 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7492 (fxam<mode>2_i387): Set length attribute to 4.
7493 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7494 *prefetch_3dnow_rex): Override length_address attribute.
7495 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7497 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7498 (constm128_operand): Removed.
7499 * config/i386/i386.c (memory_address_length): For
7500 disp && !index && !base in 64-bit mode account for SIB byte if
7501 print_operand_address can't optimize disp32 into disp32(%rip)
7502 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7503 for fs: or gs: segment.
7504 (ix86_attr_length_immediate_default): When checking if shortform
7505 is possible, truncate immediate to the length of the non-shortened
7507 (ix86_attr_length_address_default): Ignore MEM_P operands
7509 (ix86_attr_length_vex_default): Only check for DImode on
7510 GENERAL_REG_P operands.
7511 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7512 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7513 (sse_cvttps2pi): Clear prefix_rep attribute.
7514 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7516 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7517 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7518 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7519 iff operand 2 is const_int_operand.
7520 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7521 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7522 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7524 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7526 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7527 prefix_data16 attribute for movlpd and movhpd instructions.
7528 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7529 length_immediate for shufpd instruction.
7530 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7531 (avx_cmpp<avxmodesuffixf2c><mode>3,
7532 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7533 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7534 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7535 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7536 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7537 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7538 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7539 prefix_data16 attribute for the first alternative to 1.
7540 (*avx_loadlps): Override length_immediate for the first alternative.
7541 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7542 attributes for second alternative.
7543 (*vec_concatv2sf_sse4_1): Override length_immediate and
7544 prefix_data16 attributes for second alternative.
7545 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7546 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7547 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7548 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7549 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7550 prefix_data16 and length_immediate to 1.
7551 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7553 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7554 prefix_extra attribute for variants that don't have 0f prefix alone.
7555 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7556 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7557 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7558 *sse4_1_pextrd): Set length_immediate to 1.
7559 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7560 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7562 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7563 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7564 length_immediate to 1 for second alternative.
7565 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7566 prefix_extra and length_immediate attributes for the first
7568 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7570 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7571 to 1 for the first and third alternative.
7572 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7574 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7576 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7578 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7579 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7580 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7581 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7582 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7583 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7584 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7585 ssse3_psign<mode>3): Override prefix_rex attribute.
7586 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7587 (ssse3_palignrti): Override length_immediate to 1.
7588 (ssse3_palignrdi): Override length_immediate to 1, override
7589 prefix_rex attribute.
7590 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7591 (sse4a_extrqi): Override length_immediate to 2.
7592 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7593 (sse4a_insertq): Override prefix_data16 to 0.
7594 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7595 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7596 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7597 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7598 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7599 and length_immediate to 1.
7600 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7601 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7602 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7603 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7604 and length_immediate to 1.
7605 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7606 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7607 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7608 avx_ptest256): Override prefix_extra to 1.
7609 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7610 Override prefix_data16 and length_immediate to 1.
7611 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7612 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7613 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7614 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7615 prefix_data16 to 0 and prefix_extra to 2.
7616 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7617 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7619 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7620 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7621 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7622 and prefix_extra to 2.
7623 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7624 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7625 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7626 avx_vpermilvar<mode>3,
7627 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7628 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7629 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7630 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7631 Override prefix_extra to 1.
7632 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7633 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7634 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7635 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7636 prefix_extra and length_immediate to 1.
7637 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7639 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7640 to 1 for the first alternative.
7641 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7642 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7644 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7645 *movv2sf_internal_avx, *movv2sf_internal): Override
7646 prefix_rep attribute for certain alternatives.
7647 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7648 attributes for certain alternatives.
7649 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7650 attributes for certain alternatives.
7651 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7652 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7653 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7654 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7655 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7656 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7657 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7658 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7659 length_immediate to 1 if operand 2 is const_int_operand.
7660 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7661 *vec_extractv2si_1): Set length_immediate attribute to 1.
7662 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7663 using old 3DNOW insn rather than SSE/3DNOW_A.
7664 (mmx_emms, mmx_femms): Clear modrm attribute.
7666 2009-05-29 Martin Jambor <mjambor@suse.cz>
7668 * tree-sra.c: New implementation of SRA.
7670 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7671 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7672 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7673 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7674 (SRA_MAX_STRUCTURE_COUNT): Removed.
7675 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7676 * doc/invoke.texi (sra-max-structure-size): Removed.
7677 (sra-field-structure-ratio): Removed.
7679 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7682 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7685 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7687 PR rtl-optimization/40101
7688 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7689 seqno. Adjust comment.
7690 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7691 inserting bookkeeping before a jump, the jump is not scheduled.
7692 When no positive seqno found, provide a value. Add comment.
7694 2009-05-29 Richard Guenther <rguenther@suse.de>
7696 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7697 short-cutting on the first component.
7699 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7702 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7703 for trees other than decls/types.
7705 2009-05-29 Richard Guenther <rguenther@suse.de>
7707 * tree-ssa-operands.c (get_expr_operands): Do not handle
7708 INDIRECT_REFs in the handled-component case. Remove
7709 unused get_ref_base_and_extent case.
7710 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7711 tree_low_cst and host_integerp where possible.
7712 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7713 codes for equivalence.
7714 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7716 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7718 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7719 to tmake_file for i[34567]86-*-cygwin*.
7721 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7724 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7725 (altivec_categorize_keyword, init_vector_keywords,
7726 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7729 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7731 * tree.c (handle_dll_attribute): Check if node is
7732 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7734 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7736 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7738 (thumb2_zero_extendqidi2): Likewise.
7740 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7742 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7743 instead of gen_movrt.
7744 * config/sh/sh.md (movrt): Remove.
7746 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7748 * doc/invoke.texi (IA-64 Options):
7749 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7750 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7751 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7752 -msched-prefer-non-control-spec-insns,
7753 -msched-stop-bits-after-every-cycle,
7754 -msched-count-spec-in-critical-path,
7755 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7756 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7757 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7758 and -msched-spec-verbose.
7760 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7762 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7763 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7765 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7767 2009-05-28 Richard Guenther <rguenther@suse.de>
7769 * tree-ssa-alias.c (ao_ref_init): New function.
7770 (ao_ref_base): Likewise.
7771 (ao_ref_base_alias_set): Likewise.
7772 (ao_ref_alias_set): Likewise.
7773 (refs_may_alias_p_1): Change signature.
7774 (refs_may_alias_p): Adjust.
7775 (refs_anti_dependent_p): Likewise.
7776 (refs_output_dependent_p): Likewise.
7777 (call_may_clobber_ref_p_1): Change signature.
7778 (call_may_clobber_ref_p): Adjust.
7779 (stmt_may_clobber_ref_p_1): New function split out from ...
7780 (stmt_may_clobber_ref_p): ... here.
7781 (maybe_skip_until): Adjust signature.
7782 (get_continuation_for_phi): Likewise.
7783 (walk_non_aliased_vuses): Likewise.
7784 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7785 (ao_ref_init): Declare.
7786 (ao_ref_base): Likewise.
7787 (ao_ref_alias_set): Likewise.
7788 (stmt_may_clobber_ref_p_1): Likewise.
7789 (walk_non_aliased_vuses): Adjust.
7790 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7791 (get_ref_from_reference_ops): remove.
7792 (vn_reference_lookup_2): Adjust signature.
7793 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7794 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7795 (vn_reference_lookup): Adjust.
7796 (vn_reference_insert): Likewise.
7797 (vn_reference_insert_pieces): Adjust signature.
7798 (visit_reference_op_call): Adjust.
7799 * tree-ssa-pre.c (get_expr_type): Simplify.
7800 (phi_translate_1): Adjust.
7801 (compute_avail): Likewise.
7802 (translate_vuse_through_block): Do not re-build trees.
7803 (value_dies_in_block_x): Likewise.
7804 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7806 (vn_reference_lookup_pieces): Adjust declaration.
7807 (vn_reference_insert_pieces): Likewise.
7809 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7811 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7812 with checking disabled.
7814 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7818 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7819 macro definition for support of three-operand format aligned
7820 .comm directive in assembler on cygwin/pe/mingw target OS.
7821 * configure: Regenerate.
7822 * config.h: Regenerate.
7824 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7825 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7826 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7828 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7829 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7831 2009-05-28 Ira Rosen <irar@il.ibm.com>
7833 PR tree-optimization/40254
7834 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7835 in analysis of basic blocks.
7837 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7840 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7841 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7842 (TARGET_INITIALIZER): Use it.
7843 * cse.c (CHEAPER): Move it up to the other macros.
7844 (insert): Rename this ...
7845 (insert_with_costs): ... to this. Add cost parameters. Update
7847 (insert): New function. Call insert_with_costs.
7848 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7849 find_reg_offset_for_const, try_const_anchors): New functions.
7850 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7851 when using a const-anchor. Call insert_const_anchors.
7852 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7853 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7855 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7857 * tree-inline.c (remap_decls): Enable nonlocalized variables
7858 when not optimizing.
7860 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7862 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7863 Simplify other tests involving optimize.
7865 2009-05-27 Tom Tromey <tromey@redhat.com>
7867 * unwind-dw2.c (_Unwind_DebugHook): New function.
7868 (uw_install_context): Call _Unwind_DebugHook.
7870 2009-05-27 Tom Tromey <tromey@redhat.com>
7872 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7874 2009-05-27 Ian Lance Taylor <iant@google.com>
7876 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7877 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7878 (ALL_LINKERFLAGS): Define.
7879 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7880 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7881 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7882 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7883 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7884 $(LINKER_FOR_BUILD).
7885 (build/gcov-iov$(build_exeext)): Likewise.
7887 2009-05-27 Julian Brown <julian@codesourcery.com>
7889 * gcse.c (target.h): Include.
7890 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7891 copy of argument to a pseudo register.
7893 2009-05-27 Diego Novillo <dnovillo@google.com>
7895 * tree-ssa-live.c (dump_scope_block): Document arguments.
7896 (dump_scope_blocks): Document.
7897 (debug_scope_blocks): New.
7898 * tree-flow.h (debug_scope_blocks): Declare.
7900 2009-05-21 Denis Chertykov <denisc@overta.ru>
7902 * doc/contrib.texi (Contributors): Add myself to the list.
7904 2009-05-27 Olivier Hainque <hainque@adacore.com>
7906 * expr.c (target_align): New function. Alignment the TARGET of an
7907 assignment may be assume to have.
7908 (highest_pow2_factor_for_target): Use it instead of relying on
7909 immediate tree attributes of TARGET, not necessarily honored when
7910 intermediate bitfields are involved.
7912 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7915 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7916 AVX, SSE4, AES, PCLMUL and POPCNT.
7918 2009-05-27 Diego Novillo <dnovillo@google.com>
7920 * tree-pretty-print.c (dump_location): New.
7921 (dump_generic_node): Call it.
7922 Factor code to handle BLOCK nodes ...
7923 (dump_block_node): ... here.
7925 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7927 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7929 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7931 * gcc-plugin.h: Include config.h and system.h.
7932 (IN_GCC): Define if not defined.
7934 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7937 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7940 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7942 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7944 * config/m32r/m32r.h: Ditto.
7945 * config/m32r/m32r.md: Ditto.
7946 * config/m32r/predicates.md: Ditto.
7948 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7950 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7952 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7955 (Loading plugins): typo.
7956 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7957 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7958 (Interacting with the GCC Garbage Collector): Added new section.
7959 (Giving information about a plugin): Added new section for
7961 * ggc.h (ggc_register_root_tab): Added declaration.
7962 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7963 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7964 (register_callback): Improved comment in declaration.
7965 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7966 (extra_root_vec) Added static variable for dynamic roots registration.
7967 (ggc_register_root_tab) Added new routine.
7968 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7969 PLUGIN_GGC_MARKING event.
7970 * ggc-zone.c: Include plugin.h.
7971 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7972 * ggc-page.c: Include plugin.h.
7973 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7974 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7975 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7976 (register_callback): check lack of callbacks for
7977 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7978 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7979 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7980 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7981 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7982 dependency on plugin.h.
7983 (plugin.o): Added dependency on ggc.h...
7985 2009-05-26 Richard Guenther <rguenther@suse.de>
7989 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7990 with mismatched comparison modes.
7992 * expr.c (expand_expr_real_1): Expand the operand of a
7993 VIEW_CONVERT_EXPR in its natural mode.
7995 2009-05-26 Ian Lance Taylor <iant@google.com>
7997 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7998 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7999 (ALL_COMPILERFLAGS): Define.
8000 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8001 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8002 (collect2$(exeext), collect2.o): Likewise.
8003 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8004 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8005 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8006 (libbackend.o, intl.o, cppdefault.o): Likewise.
8007 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8008 (build/%.o): Use $(COMPILER_FOR_BUILD).
8009 (build/gen%$(build_exeext)): Likewise.
8010 (build/gcov-iov$(build_exeext)): LIkewise.
8011 * config/t-darwin (darwin.o): Use $(COMPILER).
8012 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8013 * config/t-sol2 (sol2-c.o): Likewise.
8015 * config/t-vxworks (vxworks.o): Likewise.
8016 * config/x-darwin (host-darwin.o): Likewise.
8017 * config/x-hpux (host-hpux.o): Likewise.
8018 * config/x-linux (host-linux.o): Likewise.
8019 * config/x-solaris (host-solaris.o): Likewise.
8020 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8021 * config/arm/t-arm (arm-c.o): Likewise.
8022 * config/arm/t-pe (pe.o): Likewise.
8023 * config/arm/t-wince-pe (pe.o): Likewise.
8024 * config/i386/t-cygming (winnt.o): Likewise.
8025 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8026 * config/i386/t-cygwin (cygwin1.o): Likewise.
8027 (cygwin2.o): Likewise.
8028 * config/i386/t-i386 (i386-c.o): Likewise.
8029 * config/i386/t-interix (winnt.o): Likewise.
8030 * config/i386/t-netware (netware.o): Likewise.
8031 * config/i386/t-nwld (nwld.o): Likewise.
8032 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8033 * config/i386/x-i386 (driver-i386.o): Likewise.
8034 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8035 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8036 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8037 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8038 * config/mips/x-native (driver-native.o): Likewise.
8039 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8040 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8041 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8042 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8043 * config/score/t-score-elf (score7.o): Likewise.
8044 (score3.o): Likewise.
8045 * config/sh/t-sh (sh-c.o): Likewise.
8046 * config/sh/t-symbian (sh-c.o): Likewise.
8047 (symbian.o): Likewise.
8048 * config/spu/t-spu-elf (spu-c.o): Likewise.
8049 * config/v850/t-v850 (v850-c.o): Likewise.
8050 * config/v850/t-v850e (v850-c.o): Likewise.
8052 2009-05-26 Richard Guenther <rguenther@suse.de>
8054 PR tree-optimization/40122
8055 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8056 VECTOR_CSTs if possible.
8057 (fold_gimple_assign): Likewise.
8059 2009-05-26 Richard Guenther <rguenther@suse.de>
8062 * fold-const.c (fold_binary): Use the correct types for building
8065 2009-05-26 Richard Guenther <rguenther@suse.de>
8067 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8068 redundant calls to merge_alias_info.
8069 (bump_vector_ptr): Likewise.
8070 * tree-ssa-copy.c (merge_alias_info): Remove.
8071 (replace_exp_1): Remove call to merge_alias_info.
8072 (propagate_tree_value): Likewise.
8073 (fini_copy_prop): Propagate points-to info.
8074 * tree-flow.h (merge_alias_info): Remove.
8076 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8078 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8080 2009-05-25 Jan Hubicka <jh@suse.cz>
8082 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8083 * cgraph.h (struct inline_summary): New filed self_wize,
8084 size_inlining_benefit, self_time and time_inlining_benefit.
8085 (struct cgraph_global_info): Replace insns by time ans size fields.
8086 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8087 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8088 (ipcp_update_callgraph): Do not touch function bodies.
8089 * ipa-inline.c: Include except.h
8090 (MAX_TIME): New constant.
8091 (overall_insns): Remove.
8093 (overall_size, max_benefit): New static variables.
8094 (cgraph_estimate_time_after_inlining): New function.
8095 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8096 (cgraph_clone_inlined_nodes): Update size.
8097 (cgraph_mark_inline_edge): Update size.
8098 (cgraph_estimate_growth): Use size info.
8099 (cgraph_check_inline_limits): Check size.
8100 (cgraph_default_inline_p): Likewise.
8101 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8102 (cgraph_decide_recursive_inlining): Check size.
8103 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8105 (cgraph_decide_inlining): Likewise.
8106 (cgraph_decide_inlining_incrementally): Likewise; honor
8107 PARAM_EARLY_INLINING_INSNS.
8108 (likely_eliminated_by_inlining_p): New predicate.
8109 (estimate_function_body_sizes): New function.
8110 (compute_inline_parameters): Use it.
8111 * except.c (must_not_throw_labels): New function.
8112 * except.h (must_not_throw_labels): Declare.
8113 * tree-inline.c (init_inline_once): Kill inlining_weigths
8114 * tree-ssa-structalias.c: Avoid uninitialized warning.
8115 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8116 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8117 (PARAM_INLINE_CALL_COST): Remove.
8118 (PARAM_EARLY_INLINING_INSNS): New.
8120 2009-05-25 Richard Guenther <rguenther@suse.de>
8122 PR tree-optimization/36327
8123 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8124 callback for reference translation or lookup at the point of may-defs.
8125 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8126 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8127 for union COMPONENT_REFs.
8128 (vn_reference_lookup_3): New callback. Lookup from memset
8129 and CONSTRUCTOR assignment, translate through struct copies.
8130 (vn_reference_lookup_pieces): Make sure to not free the
8131 passed operands array. Adjust walk_non_aliased_vuses call.
8132 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8133 make sure we do not leak memory.
8135 2009-05-25 Richard Guenther <rguenther@suse.de>
8137 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8138 * tree-inline.c (expand_call_inline): Reset the escaped and
8140 * tree-ssa-structalias.c (pass_build_ealias): New.
8141 * tree-pass.h (pass_build_ealias): Declare.
8142 * passes.c (init_optimization_passes): Add PTA during
8143 early optimizations.
8144 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8145 and CALLUSED solutions.
8146 (dump_points_to_solution): New function, split out from ...
8147 (dump_points_to_info_for): ... here.
8148 * tree-parloops.c (parallelize_loops): Reset the escaped and
8151 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8154 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8155 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8157 2009-05-25 Ira Rosen <irar@il.ibm.com>
8159 PR tree-optimization/40238
8160 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8161 statements after basic block's labels.
8162 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8163 to free the allocated memory.
8165 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8167 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8168 return address with a USE.
8170 2009-05-24 Richard Guenther <rguenther@suse.de>
8173 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8174 array type from the main variant of the inner type.
8176 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8178 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8179 definition to bool (from int) to un-break build.
8180 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8182 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8184 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8185 discard_stmt_changes): Delete.
8186 * tree-ssa-operands.c (scb_stack): Delete.
8187 (init_ssa_operands): Do not initialize it.
8188 (fini_ssa_operands): Do not free it.
8189 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8191 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8192 update_stmt, remove the others. Fix comments.
8193 * tree-dfa.c (optimize_stack_restore): Likewise.
8194 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8195 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8196 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8197 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8199 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8200 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8201 (dom_opt_finalize_block): Likewise, adjusting access to
8203 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8204 (stmts_to_rescan): Change item type to gimple.
8205 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8207 2009-05-24 Ira Rosen <irar@il.ibm.com>
8209 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8210 * tree-pass.h (pass_slp_vectorize): New pass.
8211 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8212 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8213 * tree-vectorizer.c (timevar.h): Include.
8214 (user_vect_verbosity_level): Declare.
8215 (vect_location): Fix comment.
8216 (vect_set_verbosity_level): Update user_vect_verbosity_level
8217 instead of vect_verbosity_level.
8218 (vect_set_dump_settings): Add an argument. Ignore user defined
8219 verbosity if dump flags require higher level of verbosity. Print to
8220 stderr only for loop vectorization.
8221 (vectorize_loops): Update call to vect_set_dump_settings.
8222 (execute_vect_slp): New function.
8223 (gate_vect_slp): Likewise.
8224 (struct gimple_opt_pass pass_slp_vectorize): New.
8225 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8227 (vec_info_for_bb): New function.
8228 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8229 (VECTORIZATION_ENABLED): New macro.
8230 (SLP_ENABLED, SLP_DISABLED): Likewise.
8231 (vect_is_simple_use): Add bb_vec_info argument.
8232 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8233 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8234 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8235 vect_schedule_slp, vect_analyze_slp): Likewise.
8236 (vect_analyze_stmt): Add slp_tree argument.
8237 (find_bb_location): Declare.
8238 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8239 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8240 (vect_analyze_loop_operations, vect_analyze_loop,
8241 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8242 vect_finalize_reduction, vectorizable_reduction,
8243 vectorizable_live_operation, vect_transform_loop): Likewise.
8244 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8245 skip evolution analysis if analyzing a basic block.
8246 (dr_analyze_indices): Likewise.
8247 (initialize_data_dependence_relation): Skip the test whether the
8248 object is invariant for basic blocks.
8249 (compute_all_dependences): Skip dependence analysis for data
8250 references in basic blocks.
8251 (find_data_references_in_stmt): Don't fail in case of invariant
8252 access in basic block.
8253 (find_data_references_in_bb): New function.
8254 (find_data_references_in_loop): Move code to
8255 find_data_references_in_bb and add a call to it.
8256 (compute_data_dependences_for_bb): New function.
8257 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8258 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8260 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8261 unknown dependence in basic block and fail in case of dependence in
8263 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8264 dependence instances from either loop or basic block vectorization
8266 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8267 before calling nested_in_vect_loop_p.
8268 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8269 dependence instances from either loop or basic block vectorization
8271 (vect_verify_datarefs_alignment): Likewise.
8272 (vect_enhance_data_refs_alignment): Adjust function calls.
8273 (vect_analyze_data_refs_alignment): Likewise.
8274 (vect_analyze_group_access): Fix printing. Skip different checks if
8275 DR_STEP is 0. Keep strided stores either in loop or basic block
8276 vectorization data structure. Fix indentation.
8277 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8279 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8280 dependence instances from either loop or basic block vectorization
8282 (vect_analyze_data_refs): Update comment. Call
8283 compute_data_dependences_for_bb to analyze basic blocks.
8284 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8285 case of loop vectorization. In case of basic block vectorization use
8286 data-ref itself as a base.
8287 (vect_create_data_ref_ptr): In case of basic block vectorization:
8288 don't advance the pointer, add new statements before the current
8289 statement. Adjust function calls.
8290 (vect_supportable_dr_alignment): Support only aligned accesses in
8291 basic block vectorization.
8292 * common.opt (ftree-slp-vectorize): New flag.
8293 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8294 (vect_pattern_recog_1): Likewise.
8295 * tree-vect-stmts.c (process_use): Likewise.
8296 (vect_init_vector): Add new statements in the beginning of the basic
8297 block in case of basic block SLP.
8298 (vect_get_vec_def_for_operand): Adjust function calls.
8299 (vect_finish_stmt_generation): Likewise.
8300 (vectorizable_call): Add assert that it is loop vectorization, adjust
8302 (vectorizable_conversion, vectorizable_assignment): Likewise.
8303 (vectorizable_operation): In case of basic block SLP, take
8304 vectorization factor from statement's type and skip the relevance
8305 check. Adjust function calls.
8306 (vectorizable_type_demotion): Add assert that it is loop
8307 vectorization, adjust function calls.
8308 (vectorizable_type_promotion): Likewise.
8309 (vectorizable_store): Check for outer loop only in case of loop
8310 vectorization. Adjust function calls. For basic blocks, skip the
8311 relevance check and don't advance pointers.
8312 (vectorizable_load): Likewise.
8313 (vectorizable_condition): Add assert that it is loop vectorization,
8314 adjust function calls.
8315 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8316 that it is not reduction, get vector type, call only supported
8317 functions, skip loop specific parts.
8318 (vect_transform_stmt): Check for outer loop only in case of loop
8320 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8321 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8322 for external definition.
8323 * passes.c (pass_slp_vectorize): New pass.
8324 * tree-vect-slp.c (find_bb_location): New function.
8325 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8326 check for patterns only in loops.
8327 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8328 case of multiple types in basic block SLP.
8329 (vect_mark_slp_stmts_relevant): New function.
8330 (vect_supported_load_permutation_p): Fix comment.
8331 (vect_analyze_slp_instance): Add argument. In case of basic block
8332 SLP, take vectorization factor from statement's type, check that
8333 unrolling factor is 1. Adjust function call. Save SLP instance in
8334 either loop or basic block vectorization structure. Return FALSE,
8336 (vect_analyze_slp): Add argument. Get strided stores groups from
8337 either loop or basic block vectorization structure. Return FALSE
8338 if basic block SLP failed.
8339 (new_bb_vec_info): New function.
8340 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8341 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8342 (vect_schedule_slp): Add argument. Get SLP instances from either
8343 loop or basic block vectorization structure. Set vectorization factor
8344 to be 1 for basic block SLP.
8345 (vect_slp_transform_bb): New function.
8346 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8348 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8350 * final.c (shorten_branches): Do not align labels for jump tables.
8351 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8353 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8355 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8356 Remove outdated reference to flow.c and fix nits.
8357 * doc/gccint.texi: Tweak RTL description.
8358 * doc/rtl.texi: Likewise.
8360 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8362 * config/avr/avr.c: Change my email address.
8363 * config/avr/avr.h: Likewise.
8364 * config/avr/avr.md: Likewise.
8365 * config/avr/avr-protos.h: Likewise.
8366 * config/avr/libgcc.S: Likewise.
8368 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8370 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8371 (spu_split_load, spu_split_store): Change return type to int.
8372 (spu_split_convert): Declare.
8373 * config/spu/predicates.md (spu_mem_operand): Remove.
8374 (spu_mov_operand): Update.
8375 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8376 * config/spu/spu.c (regno_aligned_for_load): Remove.
8377 (reg_aligned_for_addr, spu_expand_load): Define.
8378 (spu_expand_extv): Reimplement and handle MEM.
8379 (spu_expand_insv): Handle MEM.
8380 (spu_sched_reorder): Handle insn's with length 0.
8381 (spu_legitimate_address_p): Reimplement.
8382 (store_with_one_insn_p): Return TRUE for any mode with size
8383 larger than 16 bytes.
8384 (address_needs_split): Define.
8385 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8387 (spu_convert_move): Define.
8388 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8389 (spu_split_store): Change all MEM's to TImode.
8390 (spu_init_expanders): Preallocate registers that correspond to
8391 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8393 (spu_split_convert): Define.
8394 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8395 (_move<mode>, _movdi, _movti): Update predicate and condition.
8396 (load, store): Change to define_split.
8397 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8399 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8400 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8401 define_insn_and_split of lshr<mode>3.
8402 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8403 (<v>ashr<mode>3_imm): Define.
8404 (extv, extzv, insv): Allow MEM operands.
8405 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8406 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8407 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8408 (_spu_convert2): Change to define_insn_and_split and remove the
8409 corresponding define_peephole2.
8410 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8411 Change predicates to memory_operand.
8413 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8415 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8417 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8419 PR tree-optimization/40219
8420 * tree.c (iterative_hash_expr): Make sure the builtin function is
8421 a normal builtin function and not a front end or back end builtin
8422 before indexing into the built_in_decls array.
8424 2009-05-22 Richard Guenther <rguenther@suse.de>
8427 * alias.c (write_dependence_p): Do not use TBAA for answering
8428 anti-dependence or output-dependence.
8429 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8430 (emit_pointer_definition): Remove.
8431 (emit_alias_warning): Likewise.
8432 (find_what_var_points_to): Remove TBAA pruning code.
8433 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8435 (compute_points_to_sets): Remove code computing the set of
8436 dereferenced pointers.
8437 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8438 oracle for querying anti and output dependencies.
8439 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8440 if TBAA may be applied.
8441 (refs_anti_dependent_p): New function.
8442 (refs_output_dependent_p): Likewise.
8443 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8444 (refs_output_dependent_p): Likewise.
8445 * doc/tree-ssa.texi (Memory model): New section.
8446 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8447 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8448 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8449 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8450 * expr.c (expand_expr_real_1): Likewise.
8451 * gimple-low.c (lower_stmt): Likewise.
8452 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8453 (dump_gimple_cdt): Remove.
8454 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8455 (gimple_size): Likewise.
8456 (walk_gimple_op): Likewise.
8457 (is_gimple_stmt): Likewise.
8458 (walk_stmt_load_store_addr_ops): Likewise.
8459 (gimple_build_cdt): Remove.
8460 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8461 * gimple.h (gimple_cdt_new_type): Remove.
8462 (gimple_cdt_new_type_ptr): Likewise.
8463 (gimple_cdt_set_new_type): Likewise.
8464 (gimple_cdt_location): Likewise.
8465 (gimple_cdt_location_ptr): Likewise.
8466 (gimple_cdt_set_location): Likewise.
8467 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8468 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8469 GIMPLE_CHANGE_DYNAMIC_TYPE.
8470 (verify_types_in_gimple_stmt): Likewise.
8471 * tree-inline.c (estimate_num_insns): Likewise.
8472 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8473 (copy_decl_to_var): Likewise.
8474 (copy_result_decl_to_var): Likewise.
8475 * tree-pretty-print.c (dump_generic_node): Do not handle
8476 CHANGE_DYNAMIC_TYPE_EXPR.
8477 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8478 * tree-ssa-operands.c (get_expr_operands): Likewise.
8479 * tree-ssa-structalias.c (struct variable_info): Remove
8480 no_tbaa_pruning member.
8481 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8482 (unify_nodes): Do not copy it.
8483 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8484 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8485 (set_uids_in_ptset): Do not check it.
8486 (find_what_var_points_to): Likewise.
8487 (compute_tbaa_pruning): Remove.
8488 (compute_points_to_sets): Do not call it.
8489 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8490 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8491 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8492 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8493 (DECL_NO_TBAA_P): Likewise.
8494 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8495 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8496 (expand_omp_atomic_pipeline): Do not set it.
8497 * print-tree.c (print_node): Do not dump it.
8498 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8501 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8504 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8507 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8509 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8512 2009-05-22 Ben Elliston <bje@au.ibm.com>
8514 * Makefile.in (bversion.h, s-bversion): New targets.
8515 (TOPLEV_H): Add bversion.h.
8516 * toplev.h: Include "bversion.h".
8517 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8518 the __format__ attribute only if compiling with the same version
8519 of GCC as the sources (the "build version").
8521 2009-05-22 Ben Elliston <bje@au.ibm.com>
8523 * c-format.c (handle_format_attribute): Fix comment typo.
8525 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8528 * config/ia64/ia64.opt (mfused-madd): New.
8529 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8530 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8531 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8532 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8533 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8534 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8535 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8536 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8537 instruction if !TARGET_FUSED_MADD.
8538 (fpma, fpms): Remove colon from name.
8540 2009-05-22 Richard Guenther <rguenther@suse.de>
8542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8543 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8544 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8546 (create_expression_by_pieces): Only convert if necessary.
8547 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8548 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8550 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8552 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8553 regular pattern from a template and rename it ...
8554 (*extzv_truncsi_exts): ... to this.
8556 2009-05-21 Richard Guenther <rguenther@suse.de>
8558 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8559 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8560 (cgraph_default_inline_p): Likewise.
8561 (cgraph_decide_inlining_incrementally): Likewise.
8563 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8564 Uros Bizjak <ubizjak@gmail.com>
8566 * config/i386/cpuid.h (bit_MOVBE): New.
8568 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8570 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8571 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8572 (ix86_handle_option): Handle OPT_mmovbe.
8573 (ix86_target_string): Add -mmovbe.
8574 (pta_flags): Add PTA_MOVBE.
8575 (processor_alias_table): Add PTA_MOVBE to "atom".
8576 (override_options): Handle PTA_MOVBE.
8578 * config/i386/i386.h (TARGET_MOVBE): New.
8580 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8581 (*bswapsi_movbe): New.
8582 (*bswapdi_movbe): Likewise.
8583 (bswapdi2): Renamed to ...
8585 (bswapdi2): New expander.
8587 * config/i386/i386.opt (mmovbe): New.
8589 * doc/invoke.texi: Document -mmovbe.
8591 2009-05-21 Taras Glek <tglek@mozilla.com>
8593 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8594 * gcc-plugin.h (plugin_init): Updated signature.
8595 * gcc-plugin.h (plugin_name_args): Moved to this header.
8596 * doc/plugins.texi (plugin_init): Updated documention to reflect
8598 * doc/plugins.texi (plugin_name_args): Added to documention.
8600 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8602 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8603 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8605 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8607 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8608 JUMP_TABLE_DATA_P predicates where applicable.
8609 * config/i386/predicates.md: Ditto.
8610 * config/i386/sse.md: Ditto.
8612 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8614 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8615 operand2 -128 override length_immediate attribute to 1.
8616 * config/i386/predicates.md (constm128_operand): New predicate.
8618 * config/i386/i386.c (memory_address_length): Handle %r12
8619 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8621 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8622 mode look through optional ZERO_EXTEND and SUBREG.
8623 * config/i386/i386.md (R12_REG): New define_constant.
8624 (prefix_data16): For sse unit set also for MODE_TI insns.
8625 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8626 insns set if operand 1 is ext_QIreg_operand.
8627 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8628 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8630 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8631 mode from MODE_DI to MODE_SI.
8632 (movdi_1_rex64): Override modrm and length_immediate attributes
8633 only for movabs (TYPE_IMOV, alternative 2).
8634 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8635 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8636 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8637 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8638 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8639 prefix_rex attribute if DImode.
8640 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8641 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8642 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8643 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8644 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8645 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8646 Likewise. For TYPE_IMOV clear length_immediate attribute.
8647 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8648 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8649 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8650 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8651 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8652 or one operand TYPE_ISHIFT.
8653 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8654 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8655 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8656 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8657 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8658 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8659 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8660 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8661 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8662 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8663 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8664 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8665 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8666 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8667 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8668 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8669 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8670 set mode attribute, don't override length attribute.
8671 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8673 (return_internal_long): Set length attribute to 2 instead of 1.
8674 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8675 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8676 prefix_rex attribute.
8677 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8679 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8681 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8683 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8685 2009-05-20 Ian Lance Taylor <iant@google.com>
8687 * tree.c (build_tree_list_vec_stat): New function.
8688 (ctor_to_vec): New function.
8689 (build_nt_call_vec): New function.
8690 (build_call_array): Change args to be a const pointer.
8691 (build_call_vec): New function.
8692 * tree.h (build_nt_call_vec): Declare.
8693 (build_tree_list_vec_stat): Declare.
8694 (build_tree_list_vec): Define.
8695 (build_call_array): Update declaration.
8696 (build_call_vec): Declare.
8697 (ctor_to_vec): Declare.
8698 * c-common.c (tree_vector_cache): New static variable.
8699 (make_tree_vector): New function.
8700 (release_tree_vector): New function.
8701 (make_tree_vector_single): New function.
8702 (make_tree_vector_copy): New function.
8703 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8704 (make_tree_vector_single, make_tree_vector_copy): Declare.
8705 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8706 (c_parser_expr_list): Don't manage cache here, instead call
8708 (c_parser_release_expr_list): Remove static function.
8709 (c_parser_vec_to_tree_list): Remove static function.
8710 (c_parser_attributes): Call build_tree_list_vec instead of
8711 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8712 c_parser_release_expr_list.
8713 (c_parser_postfix_expression_after_primary): Likewise.
8714 (c_parser_objc_keywordexpr): Likewise.
8716 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8718 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8719 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8720 TARGET_CONVERT_TO_TYPE.
8721 * hooks.c (hook_tree_const_tree_null): Define.
8722 * hooks.h (hook_tree_const_tree_null): Declare.
8723 * target.h (struct gcc_target): Add invalid_parameter_type,
8724 invalid_return_type, promoted_type, and convert_to_type fields.
8725 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8726 (TARGET_INVALID_RETURN_TYPE): Define.
8727 (TARGET_PROMOTED_TYPE): Define.
8728 (TARGET_CONVERT_TO_TYPE): Define.
8729 (TARGET_INITIALIZER): Update for new fields.
8730 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8731 (grokparms): Check targetm.invalid_parameter_type.
8732 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8733 * c-convert.c (convert): Check targetm.convert_to_type.
8735 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8737 * config/mips/mips.md (*extenddi_truncate<mode>,
8738 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8740 (*extendhi_truncateqi): New define_insn_and_sptit.
8742 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8745 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8746 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8748 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8750 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8751 the operand of VIEW_CONVERT_EXPR.
8753 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8755 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8756 extended family and model for Intel processors. Support Intel Atom.
8758 2009-05-20 Olivier Hainque <hainque@adacore.com>
8760 * gstab.h (stab_code_type): Define, to be used instead of the
8761 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8763 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8764 occurrences by stab_code_type.
8765 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8767 2009-05-20 Martin Jambor <mjambor@suse.cz>
8769 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8770 (sra_insert_before): Likewise.
8771 (sra_insert_after): Likewise.
8772 (sra_init_cache): Likewise.
8773 (sra_type_can_be_decomposed_p): Likewise.
8774 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8775 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8776 (sra_insert_before): Likewise.
8777 (sra_insert_after): Likewise.
8778 (sra_init_cache): Likewise.
8779 (insert_edge_copies_seq): Made static and moved upwards.
8781 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8784 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8786 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8787 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8790 2009-05-20 Richard Guenther <rguenther@suse.de>
8792 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8793 with mismatched comparison modes.
8795 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8797 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8798 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8799 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8800 with shifts for Thumb2.
8801 (orsi_notsi): New for orn.
8802 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8803 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8804 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8805 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8806 Don't invert remainder for IOR.
8808 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8810 PR tree-optimization/40087
8811 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8812 number_of_iterations_ne): Rename never_infinite argument.
8813 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8814 number_of_iterations_le): Handle pointer-type ivs when
8815 exit_must_be_taken is false.
8816 (number_of_iterations_cond): Do not always assume that
8817 exit_must_be_taken if the control variable is a pointer.
8819 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8821 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8822 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8824 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8826 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8827 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8829 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8832 * c.opt (Wlogical-op): Disabled by default.
8833 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8835 * doc/invoke.texi (Wlogical-op): Likewise.
8837 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8839 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8841 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8842 Propagate the type of the first operand.
8843 <ASSERT_EXPR>: Simplify.
8844 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8845 Rewrite using the RHS code as discriminant.
8846 <NOP_EXPR>: Turn into CASE_CONVERT.
8847 <PLUS_EXPR>: Propagate the type of the first operand.
8849 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8851 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8852 (ia64_dconst_0_375): New.
8853 * config/ia64/ia64.c (ia64_override_options): Remove
8854 -minline-sqrt-min-latency warning.
8855 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8856 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8857 * config/ia64/ia64.md (*sqrt_approx): Remove.
8858 (sqrtsf2): Remove #if 0.
8859 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8860 (sqrtdf): Remove assert.
8861 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8862 (sqrtxf2): Remove #if 0.
8863 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8864 * div.md (sqrt_approx_rf): New.
8865 (sqrtsf2_internal_thr): New implementation.
8866 (sqrtsf2_internal_lat): New.
8867 (sqrtdf2_internal_thr: New implementation.
8868 (sqrtxf2_internal): New implementation.
8870 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8871 Hans-Peter Nilsson <hp@axis.com>
8873 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8874 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8875 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8876 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8877 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8878 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8879 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8880 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8881 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8882 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8883 * c-common.c: ...from here.
8885 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8887 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8889 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8891 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8893 2009-05-19 Ben Elliston <bje@au.ibm.com>
8895 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8896 assignments with memcpy calls.
8897 (add_fdes): Likewise.
8898 (binary_search_unencoded_fdes): Likewise.
8899 (linear_search_fdes): Eliminate type puns.
8901 2009-05-19 Richard Guenther <rguenther@suse.de>
8903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8904 not falsely claim to have propagated into all uses.
8906 2009-05-19 Ben Elliston <bje@au.ibm.com>
8908 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8911 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8913 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8914 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8915 (TARGET_LEGITIMATE_ADDRESS_P): New.
8916 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8917 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8919 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8922 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8923 child of the containing namespace's DIE.
8925 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8927 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8928 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8929 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8932 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8935 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8936 gen_align with gen_pad.
8937 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8938 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8940 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8941 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8943 * config/i386/i386.md (align): Renamed to ...
8944 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8945 ASM_OUTPUT_MAX_SKIP_PAD.
8947 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8949 * config.gcc: Fix variable syntax.
8952 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8953 before calling exact_log2.
8954 (output_iorsi3): Likewise.
8955 (output_xorsi3): Likewise.
8957 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8959 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8960 for the none zero constant operand except for EQ and NE
8961 comprisons even when the first operand is R0.
8963 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8965 * config/s390/2064.md: Remove trailing whitespaces.
8966 * config/s390/2084.md: Likewise.
8967 * config/s390/constraints.md: Likewise.
8968 * config/s390/fixdfdi.h: Likewise.
8969 * config/s390/libgcc-glibc.ver: Likewise.
8970 * config/s390/s390-modes.def: Likewise.
8971 * config/s390/s390-protos.h: Likewise.
8972 * config/s390/s390.c: Likewise.
8973 * config/s390/s390.h: Likewise.
8974 * config/s390/s390.md: Likewise.
8975 * config/s390/tpf-unwind.h: Likewise.
8977 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8979 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8981 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8984 * configure.ac (m68k-*-*): Check if binutils support TLS.
8985 * configure: Regenerate.
8986 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8987 * config/m68k/constraints.md (Cu): New constraint.
8988 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8989 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8990 (movsi): Handle TLS symbols.
8991 (addsi3_5200): Handle XTLS symbols, indent.
8992 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8993 (m68k_tls_reference_p): Declare.
8994 (m68k_legitimize_address): Declare.
8995 (m68k_unwrap_symbol): Declare.
8996 * config/m68k/m68k.opt (mxtls): New option.
8997 * config/m68k/m68k.c (ggc.h): Include.
8998 (m68k_output_dwarf_dtprel): Implement hook.
8999 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9000 (m68k_expand_prologue): Load GOT pointer when function needs it.
9001 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9002 (m68k_legitimate_constant_address_p): Same.
9003 (m68k_decompose_address): Handle TLS references.
9004 (m68k_get_gp): New static function.
9005 (enum m68k_reloc): New contants.
9006 (TLS_RELOC_P): New macro.
9007 (m68k_wrap_symbol): New static function.
9008 (m68k_unwrap_symbol): New function.
9009 (m68k_final_prescan_insn_1): New static function.
9010 (m68k_final_prescan_insn): New function.
9011 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9013 (legitimize_pic_address): Handle TLS references..
9014 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9015 (m68k_libcall_value_in_a0_p)
9016 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9017 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9018 (m68k_legitimize_tls_address): Handle TLS references.
9019 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9021 (m68k_legitimize_address): Handle TLS symbols.
9022 (m68k_get_reloc_decoration): New static function.
9023 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9025 (m68k_output_dwarf_dtprel): Implement hook.
9026 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9027 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9028 m68k_call_* routines.
9029 (sched_attr_op_type): Handle TLS symbols.
9030 (gt-m68k.h): Include.
9031 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9032 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9034 2009-05-18 Martin Jambor <mjambor@suse.cz>
9036 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9037 (visit_store_addr_for_mod_analysis): New function.
9038 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9039 (determine_cst_member_ptr): Use gimple_assign_single_p.
9040 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9041 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9042 operands. Don't check number of operands of a NOP_EXPR.
9044 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9046 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9048 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9051 * c-common.c (warn_logical_operator): Don't warn if one of
9052 expression isn't always true or false.
9054 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9056 * config/i386/biarch32.h: New file.
9057 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9059 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9061 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9062 *zero_extend<mode>_truncqi): Merge these into ...
9063 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9064 Name the pattern following this as *zero_extendhi_truncqi.
9066 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9069 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9070 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9071 (output_info): Make field HOST_WIDEST_INT.
9072 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9073 (dump_bitmat_statistics): Same.
9075 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9077 * config.gcc (use_gcc_stdint): Set to wrap.
9078 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9079 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9080 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9081 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9082 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9083 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9084 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9085 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9087 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9089 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9091 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9092 Move definitions earlier.
9093 (OPT_ARCH64, OPT_ARCH32): Define.
9094 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9097 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9100 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9103 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9105 * arm.md (movdi2): Copy non-reg values to DImode registers.
9107 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9110 * final.c (label_to_max_skip): New function.
9111 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9112 CODE_LABEL_NUMBER <= max_labelno.
9113 * output.h (label_to_max_skip): New prototype.
9114 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9115 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9116 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9117 Handle CODE_LABELs with >= 16 byte alignment or with
9118 max_skip == (1 << align) - 1.
9119 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9120 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9123 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9124 .p2align 3 if MAX_SKIP is smaller than 7.
9125 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9127 2009-05-15 Ian Lance Taylor <iant@google.com>
9129 * alias.c (struct alias_set_entry_d): Rename from struct
9130 alias_set_entry. Change all uses.
9131 * except.c (struct call_site_record_d): Rename from struct
9132 call_site_record. Change all uses.
9133 * except.h (struct eh_region_d): Rename from struct eh_region.
9135 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9137 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9138 ivtype_map_elt. Change all uses.
9139 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9141 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9142 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9144 (struct sese_d): Rename from struct sese. Change all uses.
9145 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9146 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9147 * optabs.h (struct optab_d): Rename from struct optab. Change all
9149 (struct convert_optab_d): Rename from struct convert_optab.
9151 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9152 ipa_opt_pass. Change all uses.
9153 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9156 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9157 defined as a typedef.
9158 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9161 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9164 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9166 (merge_ranges): Returns bool.
9167 * tree.h (make_range): .. to here.
9168 (build_range_check): Likewise.
9169 (merge_ranges): Likewise. Renamed from merge_ranges.
9170 * c-typeck.c (parser_build_binary_op): Update calls to
9171 warn_logical_operator.
9172 * c-common.c (warn_logical_operator): Add new warning.
9173 * c-common.h (warn_logical_operator): Update declaration.
9175 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9177 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9179 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9181 * doc/install.texi: Document MPC requirements, flags etc.
9183 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9184 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9185 Evaluate constant arguments.
9186 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9187 (fold_builtin_1): Likewise, also evaluate constant arguments.
9188 Remove superfluous break.
9189 (do_mpc_ckconv): New.
9190 * real.h: Include mpc.h.
9191 * toplev.c (print_version): Output MPC version info if available.
9193 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9195 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9197 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9202 2009-05-15 Jan Hubicka <jh@suse.cz>
9204 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9205 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9206 (try_inline): Fix return value.
9207 (cgraph_decide_inlining_incrementally): Honor new value.
9208 (cgraph_early_inlining): Handle indirect inlining.
9209 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9211 2009-05-15 Jan Hubicka <jh@suse.cz>
9213 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9214 * cgraphunit.c (cgraph_finalize_function): Set it.
9215 (cgraph_expand_function): Use it.
9217 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9219 * real.c (encode_ieee_half): Define.
9220 (decode_ieee_half): Define.
9221 (ieee_half_format): Define.
9222 (arm_half_format): Define.
9223 * real.h (ieee_half_format): Declare.
9224 (arm_half_format): Declare.
9226 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9228 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9229 swapped, and reversed optabs exist before trying to use them.
9231 2009-05-15 Paul Brook <paul@codesourcery.com>
9232 Sandra Loosemore <sandra@codesourcery.com>
9234 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9235 loads. Allow PRE_DEC.
9236 (output_move_neon): Handle PRE_DEC.
9237 (arm_print_operand): Add 'A' for neon structure loads.
9238 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9239 * config/arm/neon.md (neon_mov): Update comment.
9240 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9242 (Um): New constraint.
9244 2009-05-15 Jan Hubicka <jh@suse.cz>
9246 Revert the following patch until testsuite fallout is fixed:
9247 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9248 * cgraph.h (struct inline_summary): New filed self_wize,
9249 size_inlining_benefit, self_time and time_inlining_benefit.
9250 (struct cgraph_global_info): Replace insns by time ans size fields.
9251 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9252 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9253 (ipcp_update_callgraph): Do not touch function bodies.
9254 * ipa-inline.c: Include except.h
9255 (MAX_TIME): New constant.
9256 (overall_insns): Remove
9257 (overall_size, max_benefit): New static variables.
9258 (cgraph_estimate_time_after_inlining): New function.
9259 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9260 (cgraph_clone_inlined_nodes): Update size.
9261 (cgraph_mark_inline_edge): Update size.
9262 (cgraph_estimate_growth): Use size info.
9263 (cgraph_check_inline_limits): Check size.
9264 (cgraph_default_inline_p): Likewise.
9265 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9266 (cgraph_decide_recursive_inlining): Check size.
9267 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9269 (cgraph_decide_inlining): Likewise.
9270 (cgraph_decide_inlining_incrementally): Likewise; honor
9271 PARAM_EARLY_INLINING_INSNS.
9272 (likely_eliminated_by_inlining_p): New predicate.
9273 (estimate_function_body_sizes): New function.
9274 (compute_inline_parameters): Use it.
9275 * except.c (must_not_throw_labels): New function.
9276 * except.h (must_not_throw_labels): Declare.
9277 * tree-inline.c (init_inline_once): Kill inlining_weigths
9278 * tree-ssa-structalias.c: Avoid uninitialized warning.
9279 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9280 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9281 (PARAM_INLINE_CALL_COST): Remove.
9282 (PARAM_EARLY_INLINING_INSNS): New.
9284 2009-05-15 Richard Guenther <rguenther@suse.de>
9286 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9287 not TODO_update_ssa.
9289 2009-05-15 Richard Guenther <rguenther@suse.de>
9291 PR tree-optimization/39999
9292 * gimple.h (gimple_expr_type): Use the expression type looking
9293 through useless conversions.
9294 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9295 (vn_nary_op_insert_stmt): Likewise.
9296 (simplify_binary_expression): Likewise.
9298 2009-05-15 Richard Guenther <rguenther@suse.de>
9300 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9301 New options, enabled by default.
9302 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9304 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9305 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9306 * tree-ssa-structalias.c (gate_tree_pta): New function.
9307 (pass_build_alias): Use it.
9309 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9312 recurse on an invariant address if a conversion from a pointer
9313 type to a wider integer type is involved.
9315 2009-05-15 Jan Hubicka <jh@suse.cz>
9317 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9318 * cgraph.h (struct inline_summary): New filed self_wize,
9319 size_inlining_benefit, self_time and time_inlining_benefit.
9320 (struct cgraph_global_info): Replace insns by time ans size fields.
9321 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9322 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9323 (ipcp_update_callgraph): Do not touch function bodies.
9324 * ipa-inline.c: Include except.h
9325 (MAX_TIME): New constant.
9326 (overall_insns): Remove
9327 (overall_size, max_benefit): New static variables.
9328 (cgraph_estimate_time_after_inlining): New function.
9329 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9330 (cgraph_clone_inlined_nodes): Update size.
9331 (cgraph_mark_inline_edge): Update size.
9332 (cgraph_estimate_growth): Use size info.
9333 (cgraph_check_inline_limits): Check size.
9334 (cgraph_default_inline_p): Likewise.
9335 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9336 (cgraph_decide_recursive_inlining): Check size.
9337 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9339 (cgraph_decide_inlining): Likewise.
9340 (cgraph_decide_inlining_incrementally): Likewise; honor
9341 PARAM_EARLY_INLINING_INSNS.
9342 (likely_eliminated_by_inlining_p): New predicate.
9343 (estimate_function_body_sizes): New function.
9344 (compute_inline_parameters): Use it.
9345 * except.c (must_not_throw_labels): New function.
9346 * except.h (must_not_throw_labels): Declare.
9347 * tree-inline.c (init_inline_once): Kill inlining_weigths
9348 * tree-ssa-structalias.c: Avoid uninitialized warning.
9349 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9350 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9351 (PARAM_INLINE_CALL_COST): Remove.
9352 (PARAM_EARLY_INLINING_INSNS): New.
9353 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9354 (inline-call-cost): Remove.
9355 (early-inlining-insns): New.
9357 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9359 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9361 (print_int_cst_bounds_in_octal_p): Likewise.
9362 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9364 * dwarf2out.c (base_type_die): Likewise.
9365 (is_subrange_type): Delete.
9366 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9367 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9368 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9369 if the destination type is boolean.
9370 (build_range_check): Do not special-case subtypes.
9371 (fold_sign_changed_comparison): Likewise.
9372 (fold_unary): Likewise.
9373 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9374 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9375 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9376 * tree.c (subrange_type_for_debug_p): New predicate based on the
9377 former is_subrange_type.
9378 * tree.h (subrange_type_for_debug_p): Declare.
9379 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9380 (convert_affine_scev): Remove call to above function.
9381 (chrec_convert_aggressive): Likewise.
9382 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9383 false for conversions involving subtypes.
9384 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9385 (vrp_val_min): Likewise.
9386 (needs_overflow_infinity): Likewise.
9387 (extract_range_from_unary_expr): Likewise.
9389 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9391 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9392 * config/frv/frv.c: Likewise.
9393 * config/s390/s390.c: Likewise.
9394 * config/sparc/sparc.h: Likewise.
9395 * config/i386/i386.h: Likewise.
9396 * config/i386/i386.c: Likewise.
9397 * config/crx/crx.c: Likewise.
9398 * config/m68hc11/m68hc11.h: Likewise.
9399 * config/iq2000/iq2000.c: Likewise.
9400 * config/mn10300/mn10300.h: Likewise.
9401 * config/mn10300/mn10300.c: Likewise.
9402 * config/m68k/m68k.c: Likewise.
9403 * config/rs6000/rs6000.c: Likewise.
9404 * config/rs6000/xcoff.h: Likewise.
9405 * config/rs6000/linux64.h: Likewise.
9406 * config/rs6000/sysv4.h: Likewise.
9407 * config/score/score3.c: Likewise.
9408 * config/score/score7.c: Likewise.
9409 * config/score/score.c: Likewise.
9410 * config/arm/arm.md: Likewise.
9411 * config/mips/mips.c: Likewise.
9412 * config/mips/mips.md: Likewise.
9413 * config/bfin/bfin.h: Likewise.
9414 * config/pa/pa.c: Likewise.
9415 * config/pa/constraints.md: Likewise.
9417 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9418 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9419 * config/pdp11/pdp11.h: Use memory_address_p instead.
9421 2009-05-14 Ian Lance Taylor <iant@google.com>
9423 * passes.c (finish_optimization_passes): Change i to int.
9424 * plugin.c (plugins_active_p): Change event to int.
9425 (dump_active_plugins): Likewise.
9426 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9428 * tree.c (tree_range_check_failed): Change c to unsigned int.
9429 (omp_clause_range_check_failed): Likewise.
9430 (build_common_builtin_nodes): Change mode to int. Add cast.
9431 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9432 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9434 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9435 ++ or -- with a variable of enum type.
9437 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9440 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9442 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9444 * store-motion.c: Do not include params.h
9445 * Makefile.in: Fix dependencies for various files.
9447 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9449 * auto-inc-dec.c: Fix pass description, remove apparent
9450 accidental duplication.
9452 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9455 * ipa-utils.h (memory_identifier_string): Moved to ...
9456 * tree.h (memory_identifier_string): Here. Add GTY(()).
9458 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9460 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9461 in the former documentation of...
9462 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9463 * ira-conflicts.c (get_dup_num): Use address_operand.
9464 * targhooks.c (default_legitimate_address_p): New.
9465 * targhooks.h (default_legitimate_address_p): New.
9466 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9468 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9469 * target.h (struct target): Add legitimate_address_p.
9470 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9471 (TARGET_INITIALIZER): Include it.
9473 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9474 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9475 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9476 (TARGET_LEGITIMATE_ADDRESS_P): New.
9478 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9479 (REG_OK_STRICT_P): Delete.
9480 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9481 (frv_legitimate_address_p_1): ... this.
9482 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9483 (frv_legitimate_address_p_1): ... the renamed old
9484 frv_legitimate_address_p.
9485 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9486 (TARGET_LEGITIMATE_ADDRESS_P): New.
9488 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9489 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9490 * config/s390/s390.c (legitimate_address_p): Rename to...
9491 (s390_legitimate_address_p): ... this, make static.
9492 (legitimize_address): Adjust call.
9493 (TARGET_LEGITIMATE_ADDRESS_P): New.
9494 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9496 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9497 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9498 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9499 (TARGET_LEGITIMATE_ADDRESS_P): New.
9501 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9502 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9503 * config/spu/spu.c (spu_legitimate_address): Rename to...
9504 (spu_legitimate_address_p): ... this, make static.
9505 (TARGET_LEGITIMATE_ADDRESS_P): New.
9507 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9508 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9509 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9510 (sparc_legitimate_address_p): ... this, make static and return bool.
9511 (legitimize_address): Adjust call.
9512 (TARGET_LEGITIMATE_ADDRESS_P): New.
9514 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9515 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9516 * config/i386/i386.c (legitimate_address_p): Rename to...
9517 (ix86_legitimate_address_p): ... this, make static.
9518 (constant_address_p): Move after it, adjust call.
9519 (TARGET_LEGITIMATE_ADDRESS_P): New.
9521 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9523 * config/avr/avr.c (legitimate_address_p): Rename to...
9524 (avr_legitimate_address_p): ... this, make static.
9525 (legitimize_address): Adjust call.
9526 (TARGET_LEGITIMATE_ADDRESS_P): New.
9528 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9529 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9530 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9531 (TARGET_LEGITIMATE_ADDRESS_P): New.
9533 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9534 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9535 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9536 (TARGET_LEGITIMATE_ADDRESS_P): New.
9538 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9539 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9541 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9543 (TARGET_LEGITIMATE_ADDRESS_P): New.
9545 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9546 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9548 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9550 (m68hc11_legitimate_address_p): ... this, make static.
9551 (go_if_legitimate_address_internal): Rename to...
9552 (m68hc11_legitimate_address_p_1): ... this.
9553 (legitimize_address): Adjust call.
9554 (TARGET_LEGITIMATE_ADDRESS_P): New.
9556 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9557 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9558 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9559 (TARGET_LEGITIMATE_ADDRESS_P): New.
9561 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9562 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9563 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9564 (mn10300_legitimate_address_p): ... this, make static.
9565 (TARGET_LEGITIMATE_ADDRESS_P): New.
9567 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9568 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9569 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9570 (TARGET_LEGITIMATE_ADDRESS_P): New.
9572 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9573 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9574 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9575 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9576 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9577 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9578 (rs6000_legitimate_address_p): ... this, make static.
9579 (TARGET_LEGITIMATE_ADDRESS_P): New.
9580 (REG_MODE_OK_FOR_BASE_P): Delete.
9581 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9583 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9584 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9586 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9587 static, adjust types.
9588 (TARGET_LEGITIMATE_ADDRESS_P): New.
9590 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9591 * config/score/score.c (score_address_p): Rename to...
9592 (score_legitimate_address_p): ... this.
9593 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/score/score3.c (score3_address_p): Rename to...
9595 (score3_legitimate_address_p): ... this.
9596 * config/score/score7.c (score7_address_p): Rename to...
9597 (score7_legitimate_address_p): ... this.
9599 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9600 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9601 GO_IF_LEGITIMATE_ADDRESS): Delete.
9602 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9603 thumb2_legitimate_address_p): Delete.
9604 (arm_legitimate_address_p): Rename to...
9605 (arm_legitimate_address_outer_p): ... this.
9606 * config/arm/constraints.md ("Uq"): Adjust call.
9607 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9608 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9610 (arm_legitimate_address_outer_p): ... this.
9611 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9613 (TARGET_LEGITIMATE_ADDRESS_P): New.
9615 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9616 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9617 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9618 (TARGET_LEGITIMATE_ADDRESS_P): New.
9620 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9621 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9622 * config/vax/vax.c (legitimate_address_p): Rename to...
9623 (vax_legitimate_address_p): ... this, make static.
9624 (TARGET_LEGITIMATE_ADDRESS_P): New.
9626 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9627 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9628 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9629 (TARGET_LEGITIMATE_ADDRESS_P): New.
9631 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9632 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9633 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9634 (mmix_legitimate_address_p): ... this, make static.
9635 (TARGET_LEGITIMATE_ADDRESS_P): New.
9637 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9638 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9639 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9640 (TARGET_LEGITIMATE_ADDRESS_P): New.
9642 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9644 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9645 of MODE_COMPLEX_INT.
9647 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9649 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9650 LCT_NORMAL in function call.
9651 * mips-tdump.c (print_file_desc): Add cast to enum type.
9652 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9653 (mark_stabs): Add casts to enum types.
9654 (parse_stabs_common): Add casts to enum types.
9656 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9658 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9659 Check for invalid values of LETTER.
9661 2009-05-13 Taras Glek <tglek@mozilla.com>
9663 * attribs.c (register_attribute): moved out attribute registration
9664 into register_attribute.
9665 * doc/plugins.texi: Documented register_attribute and
9667 * gcc-plugin.h: Added forward decl for register_attribute.
9668 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9669 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9670 PLUGIN_ATTRIBUTES boilerplate.
9672 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9674 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9675 values even in sentinel and empty entries.
9676 (ms_printf_flag_specs): Likewise.
9677 (ms_scanf_flag_specs): Likewise.
9678 (ms_strftime_flag_specs): Likewise.
9679 (ms_print_char_table): Likewise.
9680 (ms_scan_char_table): Likewise.
9681 (ms_time_char_table): Likewise.
9683 2009-05-13 Doug Kwan <dougkwan@google.com>
9685 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9687 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9689 * config/mips/mips.md (store): Add attributes for QI and HI.
9691 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9692 (truncdi<mode>2): ... this new pattern.
9694 2009-05-13 Brad Hards <bradh@kde.org>
9696 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9698 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9699 Ben Elliston <bje@au.ibm.com>
9702 * dse.c (check_mem_read_rtx): Guard against width == -1.
9704 2009-05-13 Michael Matz <matz@suse.de>
9707 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9708 (trivially_conflicts_p): New function.
9709 (insert_backedge_copies): Use it.
9711 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9713 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9714 (handle_stdc_pragma): Use new enum constant names.
9715 (handle_pragma_float_const_decimal64): Ditto.
9717 2009-05-13 Ian Lance Taylor <iant@google.com>
9719 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9722 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9724 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9725 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9727 * config/m68k/m68k.h (FL_UCLINUX): Define.
9729 2009-05-13 Jan Hubicka <jh@suse.cz>
9731 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9733 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9735 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9736 unless -fschedule-insns is specified.
9738 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9741 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9742 TARGET_EXPAND_CBRANCHDI4.
9743 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9744 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9745 (cmpeqdi): Fix comment.
9747 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9749 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9750 (sh_legitimate_address_p): Likewise.
9751 * config/sh/sh.c (sh_legitimate_index_p): New.
9752 (sh_legitimate_address_p): Likewise.
9753 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9754 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9755 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9756 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9757 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9758 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9759 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9760 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9761 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9763 2009-05-12 Jan Hubicka <jh@suse.cz>
9765 * tree-inline.c (estimate_operator_cost): Add operands;
9766 when division happens by constant, it is cheap.
9767 (estimate_num_insns): Loads and stores are not having cost of 0;
9768 EH magic stuff is cheap; when computing runtime cost of switch,
9769 use log2 base of amount of its cases; builtin_expect has cost of 0;
9770 compute cost for moving return value of call.
9771 (init_inline_once): Initialize time_based flags.
9772 * tree-inline.h (eni_weights_d): Add time_based flag.
9774 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9776 * df-core.c: Update head documentation.
9778 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9781 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9782 shadowing exisiting variable op1.
9784 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/driver-i386.c (processor_signatures): New enum.
9788 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9789 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9790 processor signature to detect geode processor.
9792 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9796 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9798 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9799 causes spurious differences between trunk and cond-optab branch.
9801 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9803 * dojump.c (compare_from_rtx): Delete.
9804 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9805 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9806 if the comparison does not satisfy the predicate; test predicates for
9807 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9808 further if one existing pattern fails.
9809 * expr.h (compare_from_rtx): Delete.
9810 (prepare_operand): Declare it.
9811 * optabs.c: Change "lib call" to "libcall" throughout.
9812 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9813 HAVE_conditional_trap, emit_cmp_insn): Delete.
9814 (can_compare_p): Delete cmp_optab case.
9815 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9816 Accept other parameters by value.
9817 (prepare_operand): Make non-static.
9818 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9819 other parameters by value. Try to widen operands here based on
9820 an optab_methods argument and looking at cbranch_optab.
9821 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9822 loop. Use cbranch_optab directly.
9823 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9824 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9826 (emit_conditional_move, emit_conditional_add): Inline what's needed
9827 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9828 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9829 with COMPARE. Move cmov_optab and cstore_optab above
9830 with cbranch_optab, move cmp_optab down with ucmp_optab,
9831 remove tst_otpab. Do not initialize trap_rtx.
9832 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9833 for trap code. Do not check HAVE_conditional_trap. Use
9834 prepare_cmp_insn. Accept no predicate for operand 3.
9835 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9836 (OTI_ctrap, ctrap_optab): New.
9837 (tst_optab): Delete.
9838 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9839 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9840 with lookup of ctrap_optab.
9841 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9845 * combine.c (combine_simplify_rtx, simplify_set): Do not
9846 special case comparing against zero for cc0 machines.
9847 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9848 COMPARE on cc0 machines.
9849 (simplify_relational_operation): Return a new expression when
9850 a COMPARE could be removed.
9851 * final.c (final_scan_insn): Compare cc_status values
9852 against LHS of a (compare FOO (const_int 0)) cc0 source.
9853 Also check if cc_status.value is the full compare.
9855 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9856 (cstoreMM4): Document.
9857 (conditional_trap): Document ctrapMM4 instead.
9858 (sync_compare_and_swapMM): Refer to cbranchcc4.
9859 (Dependent Patterns): Eliminate obsolete information referring to
9860 the old jump optimization phase.
9861 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9862 of compares with 0 on cc0 machines.
9863 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9864 avoiding references to cc0. Remove text about storing operands
9866 * doc/tm.texi (Condition Codes): Include blurb on different
9867 condition code representations, separate into subsections for
9868 CC0, MODE_CC and conditional execution.
9870 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9871 alpha_emit_setcc): Accept operands and a machine mode.
9872 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9873 Get code/op0/op1 from operands, use machine mode argument
9874 instead of alpha_compare.fp_p. Emit the branch here.
9875 (alpha_emit_setcc): Likewise, and return boolean.
9876 (alpha_emit_conditional_move): Likewise. Assert that
9877 cmp_op_mode == cmp_mode, and simplify accordingly.
9878 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9879 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9880 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9882 (stack probe test): Use cbranchdi4.
9883 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9885 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9886 * config/arc/arc.h (movsicc, movsfcc): Use it.
9887 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9888 (cbranchsi4, cstoresi4): New.
9889 (cmpsi, bCC and sCC expanders): Remove.
9891 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9892 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9893 * config/arm/predicates.md (arm_comparison_operator): Only include
9894 floating-point operators if there is a hardware floating-point unit.
9895 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9896 deferring to cbranch_cc and cstore_cc respectively.
9897 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9898 cbranch_cc, cstore_cc): New.
9899 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9901 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9903 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9904 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9906 (adjust_insn_length): Adjust calls.
9907 (avr_reorg): Handle (compare (foo) (const_int 0)).
9908 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9909 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9910 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9911 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9913 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9914 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9916 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9917 (cbranchsi4, cstorebi4, cstoresi4): New.
9918 (movbisi): This insn is duplicate, split it to zero_extend.
9919 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9920 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9921 (bfin_optimize_loop): Use cbranch expander.
9922 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9923 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9924 (bfin_bimode_comparison_operator): ... this.
9925 (bfin_direct_comparison_operator): New.
9927 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9928 inside (compare FOO (const_int 0)).
9929 (cris_rtx_costs): Handle ZERO_EXTRACT.
9930 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9931 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9932 (*tstdi_v32): Delete.
9933 (*cmpdi_non_v32): Add M alternative for operand 1.
9934 (cmpsi, cmp<mode>): Make private.
9935 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9937 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9939 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9940 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9941 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9942 (cc_reg_operand): New.
9944 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9945 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9946 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9947 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9948 crx_expand_scond): Delete.
9950 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9952 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9953 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9955 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9956 cstoresi4, cstoresf4, cstoredf4): New.
9957 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9958 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9959 Receive the entire operands array.
9960 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9961 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9962 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9963 Get test/op0/op1 from the operands array.
9964 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9966 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9967 (h8300_expand_store): New.
9968 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9970 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9971 (h8300_expand_store): New.
9972 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9973 or do not try to produce (set (cc0) REG).
9974 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9975 change a compare into a move to a scratch register. Disable some
9976 peepholes when comparing with zero.
9977 (tstsi, tsthi, tstsi, cmpqi): Make private.
9980 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9983 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9984 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9985 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9986 (ix86_emit_i387_log1p): Use cbranchxf2.
9987 (ix86_expand_setcc): Return void.
9988 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9989 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9990 cmp<MODEF>, cmpcc): Remove.
9991 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9992 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9993 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9994 (sCC and bCC expanders): Remove.
9995 (stack_protect_test): Use cbranchcc4.
9997 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9999 (ia64_expand_compare): Accept three rtx by reference and return void.
10000 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10001 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10002 from *expr. Update *expr with the BImode comparison to do.
10003 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10004 cmptf, bCC, sCC, conditional_trap): Delete.
10005 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10006 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10007 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10008 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10009 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10011 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10012 type of last argument.
10013 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10014 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10015 use machine mode argument instead of branch_type. Remove dead
10016 code for floating-point comparisons.
10017 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10018 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10020 (cbranchsi4, cstoresi4): New.
10021 * config/iq2000/predicates.md (reg_or_const_operand): New.
10023 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10024 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10025 (b<code>_op): Rewrite to...
10026 (bcc_op): ... this, using match_operator.
10027 (s<code>_op): Rewrite to...
10028 (scc_op): ... this, using match_operator.
10029 (s<code>_24_op): Rewrite to...
10030 (scc_op_24): ... this, using match_operator.
10031 (s<code>_<mode>): Rewrite to...
10032 (cstore<mode>4): ... this, using match_operator.
10033 (s<code>_<mode>_24): Rewrite to...
10034 (cstore<mode>4_24): ... this, using match_operator.
10035 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10036 m32c_unpend_compare, m32c_expand_scc): Delete.
10037 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10038 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10039 (m32c_expand_movcc): Change NE to EQ if necessary.
10040 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10042 * config/m32r/m32r-protos.h (gen_cond_store): New.
10043 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10044 (gen_cond_store): New, from sCC patterns.
10045 (m32r_expand_block_move): Use cbranchsi4.
10046 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10047 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10048 (cbranchsi4, cstoresi4): New.
10050 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10052 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10053 (m68hc11_notice_update_cc): Look into a compare with 0.
10054 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10056 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10057 cmphi, cmpqi, bCC): Delete.
10058 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10059 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10060 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10063 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10064 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10065 * config/m68k/constraints.md (H): New.
10066 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10067 the define_insn below.
10068 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10069 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10070 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10071 patterns): Wrap RHS with COMPARE.
10072 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10073 (*cmpdi_internal): Name this pattern.
10074 (cmpdi): Change to define_insn.
10075 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10076 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10077 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10079 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10080 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10081 (conditional_trap): Change to...
10082 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10083 (*conditional_trap): Use the ordered_comparison_operator and
10084 const1_operand predicates.
10085 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10086 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10087 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10088 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10090 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10091 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10092 (mcore_gen_compare): New.
10093 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10094 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10095 (mcore_gen_compare): ... this.
10096 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10097 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10098 (stack probe pattern): Use cbranchsi4.
10100 * config/mips/predicates.md (mips_cstore_operator): New.
10101 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10102 * config/mips/mips.md (any_cond): Delete.
10103 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10105 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10106 fixuns_truncsfdi2): Use cbranch patterns.
10107 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10108 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10109 Adjust call to mips_expand_conditional_branch.
10110 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10112 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10113 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10114 * config/mips/mips.c (cmp_operands): Delete.
10115 (mips_emit_compare): Get comparison operands from *op0/*op1.
10116 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10117 that it succeeds. Use op0/op1 instead of cmp_operands.
10118 (mips_expand_conditional_branch, mips_expand_conditional_move,
10119 mips_expand_conditional_trap): Likewise.
10120 (mips_block_move_loop): Use cbranch patterns.
10121 * config/mips/mips.h (cmp_operands): Delete.
10123 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10124 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10125 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10126 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10127 (*cmpcc_folded): Rename to...
10128 (*cmpdi_folded): this.
10129 (*cmpcc): Rename to...
10131 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10134 (cbranchdf4): New. Handle invalid comparisons here.
10135 * config/mmix/predicates.md (float_comparison_operator): New.
10137 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10138 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10139 * config/mn10300/mn10300.md (tst): Delete.
10140 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10141 Name these patterns and wrap RHS in a compare.
10142 (*cmpsi): Make this pattern private. Include tst.
10143 (*cmpsf): Make this pattern private.
10144 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10145 (compare with zero peepholes): Likewise.
10147 (cbranchsi4, cbranchsf4): New.
10148 (casesi): Use cbranchsi4.
10150 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10151 hppa_branch_type): Delete.
10152 (return_addr_rtx): Use cbranchsi4.
10153 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10154 Emit CCFPmode comparison here.
10155 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10156 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10157 hppa_branch_type): Delete.
10158 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10159 (movsicc, movdicc): Remove references to hppa_compare_op0,
10160 hppa_compare_op1 and compare_from_rtx.
10161 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10162 (casesi): Use cbranchsi4.
10164 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10165 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10166 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10167 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10168 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10170 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10171 (*branch, *branch_inverted): New.
10173 * config/picochip/picochip.md (cbranchhi4): Use
10174 ordered_comparison_operator.
10175 (cmphi, bCC): Remove.
10177 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10178 (trap_comparison_operator): Delete.
10179 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10180 rs6000_emit_cbranch): Accept mode and operands.
10181 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10182 rs6000_compare_fp_p): Delete.
10183 (rs6000_generate_compare): Accept mode and comparison. Extract code
10184 and op0/op1 from there. Replace references to rs6000_compare_op0
10185 and rs6000_compare_op1.
10186 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10187 extract result from passed operands.
10188 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10189 extract loc from passed operands.
10190 (rs6000_emit_cmove): Likewise.
10191 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10192 rs6000_compare_fp_p): Delete.
10193 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10194 (cbranch<GPR>4, cbranch<FP>4): New.
10195 (cstore<mode>4): New. Consolidate here all choices about when to use
10196 portable or specialized sCC sequences.
10197 (stack_protect_test): Use cbranchsi4.
10198 (conditional_trap): Replace with ctrap<GPR>4.
10199 (conditional trap insn): Replace trap_comparison_operator with
10200 ordered_comparison_operator.
10202 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10203 (s390_emit_prologue): Use ctrap.
10204 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10205 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10206 New predicates replacing...
10207 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10208 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10209 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10210 (add<mode>cc): Do not use s390_compare_op0/op1.
10211 (s<code>): Change to...
10212 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10213 (seq): Change to...
10214 (cstorecc4): ... this. Handle EQ or NE equally.
10215 (*sne): Un-privatize for use in cstorecc4.
10216 (b<code>): Change to...
10217 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10218 (conditional_trap): Replace with...
10219 (ctrap<GPR>4, ctrap<FP>4): ... these.
10220 (stack_protect): Use cbranchcc4.
10222 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10223 * config/score/score-protos.h (score_gen_cmp): Delete.
10224 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10225 (score_block_move-loop): Use cbranchsi4.
10226 * config/score/score.md (cbranchsi4): New.
10227 (cmpsi, bCC): Delete.
10228 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10229 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10230 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10231 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10232 * config/score/score3.h (score3_gen_cmp): Delete.
10233 * config/score/score7.h (score7_gen_cmp): Delete.
10235 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10236 (sh_emit_scc_to_t): ... this. Return void.
10237 (from_compare): Rename to...
10238 (sh_emit_compare_and_branch): ... this.
10239 (sh_emit_compare_and_set): New.
10240 (sh_expand_t_scc): Accept operands.
10241 * config/sh/predicates.md (sh_float_comparison_operator): New.
10242 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10243 (prepare_scc_operands): Rename to...
10244 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10246 (sh_emit_cheap_store_flag): New.
10247 (sh_emit_set_t_insn): New.
10248 (from_compare): Rename to...
10249 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10250 handling of TARGET_SH2E floating point to avoid recursive call.
10251 Generate branch here.
10252 (sh_emit_compare_and_set): New.
10253 (sh_expand_t_scc): Get op0/op1 from arguments.
10254 (sh_emit_cheap_store_flag): New.
10255 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10257 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10258 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10259 (movsicc, movdicc): Do nothing when it recreated operands from
10260 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10261 prepare_scc_operands (now sh_emit_scc_to_t).
10262 (udivdi3): Use cstoresi4.
10263 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10264 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10265 (cbranchint4_media, cbranchfp4_media): New.
10266 (casesi): Use cbranchdi4.
10267 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10269 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10270 (movnegt): Remove second operand.
10271 (cbranchsf4, cbranchdf4): New.
10272 (stack_protect): Use cbranchdi4/cbranchsi4.
10274 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10275 (gen_compare_reg): Accept comparison, extract part of it to...
10276 (gen_compare_reg_1): ... this.
10277 (gen_compare_operator): Delete.
10278 (gen_v9_scc): Accept separate destination, comparison code and arms.
10279 Do not use sparc_compare_op0/sparc_compare_op1.
10280 (emit_scc_insn, emit_conditional_branch_insn): New.
10281 (emit_v9_brxx): Make static. Remove useless assertion.
10282 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10284 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10285 * config/sparc/sparc-protos.h (gen_compare_reg,
10286 sparc_emit_float_lib_cmp): Adjust prototype.
10287 (emit_scc_insn, emit_conditional_branch_insn): New.
10288 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10289 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10290 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10291 iterators to the top.
10292 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10293 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10294 snedi_special_trunc): Delete.
10295 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10296 and snedi_special_trunc.
10297 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10298 cbranchdi4, cbranch<F:mode>4): New.
10299 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10300 here. Use gen_compare_reg instead of gen_compare_operator.
10301 (conditional_trap): Replace with...
10302 (ctrapsi4, ctrapdi4): ... this.
10303 (stack_protect_test): Use cbranchcc4.
10305 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10307 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10308 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10309 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10310 from operands[0] or operands[3] depending on is_set.
10311 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10312 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10313 cmpdf, bCC), sCC: Remove.
10314 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10315 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10317 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10318 spu_emit_branch_or_set.
10320 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10322 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10323 xstormy16_compare_op1): Delete.
10324 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10325 xstormy16_compare_op1): Delete.
10326 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10328 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10329 (cmphi, cmpsi, bCC): Remove.
10331 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10332 (*cmpsi): ... this one.
10333 (cbranchsi4, cstoresi4): New.
10334 (bCC expanders): Delete.
10335 (sCC insns): Fold into...
10336 (*setcc): ... this one.
10337 (casesi): Do not use gen_cmpsi and gen_bgtu.
10338 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10339 (movsicc): Simplify.
10340 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10342 * config/vax/vax-protos.h (cond_name): New.
10343 (vax_output_conditional_branch): Remove.
10344 * config/vax/vax.c (cond_name): New.
10345 (vax_output_conditional_branch): Remove.
10346 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10347 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10348 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10349 (bit<VAXint>): Wrap source with (compare).
10350 (b<code> and following unnamed pattern): Rename to *branch and
10351 *branch_reversed. Change macroization to match_operator.
10352 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10354 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10355 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10356 Change last argument to machine_mode.
10357 (xtensa_expand_scc): Add machine_mode argument.
10358 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10359 (gen_conditional_move, xtensa_expand_conditional_branch,
10360 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10361 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10362 Adjust operand numbers.
10363 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10365 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10366 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10367 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10369 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10371 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10372 causes spurious differences between trunk and cond-optab branch.
10374 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10377 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10379 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10381 * tree.c (iterative_hash_pointer): Delete.
10382 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10383 Hash UIDs and versions of SSA names. Don't special-case built-in
10384 function declarations.
10386 2009-05-11 Ian Lance Taylor <iant@google.com>
10389 * graphite.c: Force -Wc++-compat to only be a warning before
10390 #including "cloog/cloog.h".
10392 2009-05-11 Martin Jambor <mjambor@suse.cz>
10394 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10396 2009-05-11 Jan Hubicka <jh@suse.cz>
10398 * tree-ssa-loop-ivcanon.c: Include target.h
10399 (struct loop_size): new structure.
10400 (constant_after_peeling): New predicate.
10401 (tree_estimate_loop_size): New function.
10402 (estimated_unrolled_size): Rewrite for new estimates.
10403 (try_unroll_loop_completely): Use new estimates.
10404 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10406 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10408 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10409 libcpp interface change.
10410 (spu_macro_to_expand): Likewise.
10412 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10414 PR tree-optimization/40026
10415 * gimplify.c (gimplify_init_constructor): Change initial conditional
10416 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10417 optimize_compound_literals_in_ctor.
10419 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10421 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10423 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10425 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10427 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10428 HOST_WIDE_INT for gap.
10430 2009-05-11 Ira Rosen <irar@il.ibm.com>
10432 PR tree-optimization/40074
10433 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10434 account in group size and step comparison.
10436 2009-05-11 Richard Guenther <rguenther@suse.de>
10438 * passes.c (init_optimization_passes): Strip now incorrect comment.
10439 (execute_function_todo): Do not set PROP_alias.
10440 * tree-pass.h (PROP_alias): Remove.
10441 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10442 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10443 * tree-nrv.c (pass_return_slot): Likewise.
10444 * tree-object-size.c (pass_object_sizes): Likewise.
10445 * tree-ssa-dom.c (pass_dominator): Likewise.
10446 (pass_phi_only_cprop): Likewise.
10447 * tree-ssa-dse.c (pass_dse): Likewise.
10448 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10449 (pass_cselim): Likewise.
10450 * tree-ssa-pre.c (pass_pre): Likewise.
10451 (pass_fre): Likewise.
10452 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10453 * tree-ssa-sink.c (pass_sink_code): Likewise.
10454 * tree-stdarg.c (pass_stdarg): Likewise.
10455 * tree-tailcall.c (pass_tail_calls): Likewise.
10456 * tree-vrp.c (pass_vrp): Likewise.
10458 2009-05-10 Ian Lance Taylor <iant@google.com>
10460 * basic-block.h (enum profile_status): Break out of struct
10461 control_flow_graph.
10462 * cgraph.h (struct inline_summary): Break out of struct
10464 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10465 of struct cgraph_order_sort.
10466 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10467 * cse.c (struct branch_path): Break out of struct
10468 cse_basic_block_data.
10469 * except.h (enum eh_region_type): Break out of struct eh_region.
10470 * gcc.c (enum add_del): Break out of struct modify_target.
10471 * genrecog.c (enum decision_type): Break out of struct decision_test.
10472 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10474 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10475 * regmove.c (enum match_use): New enum, broken out of struct match.
10476 * sched-int.h (enum post_call_group): New enum, broken out of
10478 (struct deps_reg): Break out of struct deps.
10479 * target.h (struct asm_int_op): Break out of struct gcc_target.
10480 * tree-eh.c (struct goto_queue_node): Break out of struct
10482 * tree-inline.h (enum copy_body_cge_which): Break out of
10484 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10486 * c-decl.c (in_struct, struct_types): New static variables.
10487 (pushtag): Add loc parameter. Change all callers.
10488 (lookup_tag): Add ploc parameter. Change all callers.
10489 (check_compound_literal_type): New function.
10490 (parser_xref_tag): Add loc parameter. Change all callers. If
10491 -Wc++-compat, warn about struct/union/enum types defined within a
10493 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10494 and loc parameters. Change all callers. Change error calls to
10495 error_at, using loc. For a redefinition, if the location of the
10496 original definition is known, report it. Set in_struct and
10497 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10498 (finish_struct): Add new parameters enclosing_in_struct and
10499 enclosing_struct_types. Change all callers. Set
10500 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10501 in the struct. If in a struct, add this struct to struct_types.
10502 (start_enum): Add loc parameter. Change all callers. Use
10503 error_at for errors, using loc. For a redefinition, if the
10504 location of the original definition is known, report it. If in a
10505 struct, add this enum type to struct_types. If -Wc++-compat warn
10506 if in sizeof, typeof, or alignof.
10507 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10508 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10509 (c_parser_enum_specifier): Get enum location for start_enum.
10510 (c_parser_struct_or_union_specifier): Get struct location for
10511 start_struct. Save in_struct and struct_types status between
10512 start_struct and finish_struct.
10513 (c_parser_cast_expression): Get location of cast.
10514 (c_parser_alignof_expression): Get location of type.
10515 (c_parser_postfix_expression): Likewise.
10516 (c_parser_postfix_expression_after_paren_type): Add type_loc
10517 parameter. Change all callers. Call check_compound_literal_type.
10518 Use type_loc for error about variable size type.
10519 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10520 of an enum constant from an enum type defined in a struct or union.
10521 (c_cast_expr): Add loc parameter. Change all callers. If
10522 -Wc++-compat, warn about defining a type in a cast.
10523 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10524 (start_enum, start_struct, finish_struct): Update declarations.
10525 (parser_xref_tag, c_cast_expr): Update declarations.
10526 (check_compound_literal_type): Declare.
10528 2009-05-11 Ben Elliston <bje@au.ibm.com>
10530 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10531 for recent libcpp interface change.
10532 (rs6000_macro_to_expand): Likewise.
10534 2009-05-10 Michael Matz <matz@suse.de>
10537 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10538 not at entry of function.
10540 2009-05-10 Richard Guenther <rguenther@suse.de>
10542 PR tree-optimization/40081
10544 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10545 using the main variant of the element type. Do not fiddle with
10546 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10548 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10549 structs with volatile fields.
10551 2009-05-10 Jan Hubicka <jh@suse.cz>
10553 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10554 (estimate_move_cost): Assert that it does not get called for
10556 (estimate_num_insns): Skip VOID types in argument handling.
10557 (optimize_inline_calls): Delete unreachable blocks and verify that
10558 callgraph is valid.
10560 2009-05-10 Jan Hubicka <jh@suse.cz>
10562 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10563 * cgraph.c (cgraph_mark_address_taken_node): New function.
10564 (dump_cgraph_node): Dump new flag.
10565 * cgraph.h (struct cgraph_node): Add address_taken.
10566 (cgraph_mark_address_taken_node): New function.
10567 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10568 since new direct calls can be born.
10570 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10572 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10573 tok->val.node.node.
10575 2009-05-10 Jan Hubicka <jh@suse.cz>
10577 PR middle-end/40084
10578 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10580 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10581 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10582 * tree-inline.c (copy_bb): Set frequency correctly.
10583 (fold_marked_statements): Update call to
10584 cgraph_update_edges_for_call_stmt.
10586 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10588 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10589 identifiers in diagnostics.
10590 * config/arm/arm.c (arm_handle_fndecl_attribute,
10591 arm_handle_isr_attribute): Likewise.
10592 * config/avr/avr.c (avr_handle_progmem_attribute,
10593 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10594 * config/bfin/bfin.c (handle_int_attribute,
10595 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10596 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10597 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10599 * config/darwin.c (darwin_handle_kext_attribute,
10600 darwin_handle_weak_import_attribute): Likewise.
10601 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10602 h8300_handle_eightbit_data_attribute,
10603 h8300_handle_tiny_data_attribute): Likewise.
10604 * config/i386/i386.c (ix86_handle_cconv_attribute,
10605 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10606 * config/i386/winnt.c (ix86_handle_shared_attribute,
10607 ix86_handle_selectany_attribute): Likewise.
10608 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10609 * config/m32c/m32c.c (function_vector_handler): Likewise.
10610 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10611 m68hc11_handle_fntype_attribute): Likewise.
10612 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10613 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10614 * config/mips/mips.c (mips_insert_attributes,
10615 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10616 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10617 rs6000_handle_struct_attribute): Likewise.
10618 * config/sh/sh.c (sh_insert_attributes,
10619 sh_handle_resbank_handler_attribute,
10620 sh_handle_interrupt_handler_attribute,
10621 sh2a_handle_function_vector_handler_attribute,
10622 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10624 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10625 * config/spu/spu.c (spu_handle_fndecl_attribute,
10626 spu_handle_vector_attribute): Likewise.
10627 * config/stormy16/stormy16.c
10628 (xstormy16_handle_interrupt_attribute): Likewise.
10629 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10630 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10632 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10634 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10635 (pp_translate_identifiers): New.
10636 (pp_identifier): Only conditionally translate identifier to locale
10638 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10639 (pp_base_tree_identifier): Only conditionally translate identifier
10640 to locale character set.
10641 * c-pretty-print.c (M_): Define.
10642 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10643 fragments for conditional translation with M_.
10644 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10645 identifier translation.
10647 2009-05-10 Richard Guenther <rguenther@suse.de>
10649 PR tree-optimization/40081
10650 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10651 using the main variant of the element type. Do not fiddle with
10652 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10654 2009-05-09 Jan Hubicka <jh@suse.cz>
10656 PR middle-end/40080
10657 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10658 indirect calls; verify cgraph afterwards.
10660 2009-05-09 Jan Hubicka <jh@suse.cz>
10663 * ipa.c (update_inlined_to_pointer): New function.
10664 (cgraph_remove_unreachable_nodes): Use it.
10666 2009-05-09 Jan Hubicka <jh@suse.cz>
10668 * tree-eh.c (struct leh_state): Remove prev_try.
10669 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10670 not track prev_try.
10671 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10672 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10673 remove_eh_handler_and_replace, foreach_reachable_handler,
10674 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10675 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10676 (gen_eh_region_cleanup): Update prototype.
10678 2009-05-09 Jan Hubicka <jh@suse.cz>
10680 PR middle-end/40043
10681 * except.c (copy_eh_region): Always set prev_try.
10682 (redirect_eh_edge_to_label): Find outer try.
10683 (foreach_reachable_handler): When looking for prev try
10684 handle case where previous try is not going to be taken.
10686 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10688 PR tree-optimization/40049
10689 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10690 only vector/vector shifts, convert the type of the constant to the
10691 appropriate type to avoid building incorrect trees, which
10692 eventually have problems with garbage collection.
10694 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10696 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10697 -1 for complex floating-point types if honoring signed zeros.
10699 2009-05-08 Jan Hubicka <jh@suse.cz>
10701 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10702 argument; handle correctly when profile is absent.
10703 (build_cgraph_edges): Update.
10704 (rebuild_cgraph_edges): Update.
10705 * cgraph.c: Do not include varray.h.
10706 (cgraph_set_call_stmt_including_clones): New function.
10707 (cgraph_create_edge_including_clones): Likewise
10708 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10709 (cgraph_update_edges_for_call_stmt): Handle clones.
10710 (cgraph_remove_node): Handle clone tree.
10711 (cgraph_remove_node_and_inline_clones): New function.
10712 (dump_cgraph_node): Dump clone tree.
10713 (cgraph_clone_node): Handle clone tree.
10714 (clone_function_name): Bring here from tree-inline.c.
10715 (cgraph_create_virtual_clone): New function.
10716 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10717 (cgraph_clone_info): New function.
10718 (strut cgraph_node): Add clone_info and new clone tree pointers.
10719 (cgraph_remove_node_and_inline_clones,
10720 cgraph_set_call_stmt_including_clones,
10721 cgraph_create_edge_including_clones,
10722 cgraph_create_virtual_clone): Declare.
10723 (cgraph_function_versioning): Use VEC argument.
10724 (compute_call_stmt_bb_frequency): Update prototype.
10725 (cgraph_materialize_all_clones): New function.
10726 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10727 (ipcp_create_replace_map): Update to VECtors.
10728 (ipcp_update_callgraph): Use virtual clones.
10729 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10730 (ipcp_update_profiling): Do not update local profiling.
10731 (ipcp_insert_stage): Use VECtors and virtual clones.
10732 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10733 (clone_of_p): New function.
10734 (cgraph_preserve_function_body_p): Use clone tree.
10735 (cgraph_optimize): Materialize clones.
10736 (cgraph_function_versioning): Update for VECtors.
10737 (save_inline_function_body): Use clone tree.
10738 (cgraph_materialize_clone): New function.
10739 (cgraph_materialize_all_clones): Likewise.
10740 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10741 * ipa.c: Include gimple.h.
10742 (cgraph_remove_unreachable_nodes): Use clone tree.
10743 * ipa-prop.c (ipa_note_param_call): Update call to
10744 compute_call_stmt_bb_frequencycall.
10745 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10746 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10747 (copy_bb): Handle updating of clone tree; add new edge when new call
10749 (expand_call_inline): Be strict about every call having edge.
10750 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10751 (delete_unreachable_blocks_update_callgraph): New function.
10752 (tree_function_versioning): Use VECtors; always remove unreachable
10753 blocks and fold conditionals.
10754 * tree-inline.h: Do not include varray.h.
10755 (tree_function_versioning): Remove.
10756 * Makefile.in (GTFILES): Remove tree-inline.c
10757 * passes.c (do_per_function): Do only functions having body.
10758 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10761 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10762 Andrew Morrow <acm@google.com>
10765 * c-common.c (c_common_attribute_table): Permit deprecated
10766 attribute to take an optional argument.
10767 (handle_deprecated_attribute): If the optional argument to
10768 __attribute__((deprecated)) is not a string ignore the attribute
10769 and emit a warning.
10771 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10772 * c-typeck.c (build_component_ref): Likewise.
10773 (build_external_ref): Likewise.
10775 * toplev.c (warn_deprecated_use): Add an attribute argument.
10776 Emit the message associated with __attribute__((deprecated)).
10778 * toplev.h (warn_deprecated_use): Updated.
10780 * doc/extend.texi: Document new optional parameter to
10781 __attribute__((deprecated))
10783 2009-05-08 Michael Eager <eager@eagercon.com>
10785 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10786 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10788 2009-05-08 Richard Guenther <rguenther@suse.de>
10790 PR tree-optimization/40062
10791 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10792 Avoid exponential behavior.
10794 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10796 PR rtl-optimization/33928
10798 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10799 process_uses, build_single_def_use_links): New.
10800 (update_df): Update use_def_ref.
10801 (forward_propagate_into): Use get_def_for_use instead of use-def
10803 (fwprop_init): Call build_single_def_use_links and let it initialize
10805 (fwprop_done): Free use_def_ref.
10806 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10807 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10808 df_rd_simulate_one_insn): New.
10809 (df_rd_bb_local_compute_process_def): Update head comment.
10810 (df_chain_create_bb): Use the new RD simulation functions.
10811 * df.h (df_rd_simulate_artificial_defs_at_top,
10812 df_rd_simulate_one_insn): New.
10813 * opts.c (decode_options): Enable fwprop at -O1.
10814 * doc/invoke.texi (-fforward-propagate): Document this.
10816 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10819 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10820 and one complex operand specially.
10821 * tree-complex.c (some_nonzerop): Do not identify a real value as
10822 zero if flag_signed_zeros.
10824 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10826 PR rtl-optimization/33928
10827 * loop-invariant.c (record_use): Fix && vs. || mishap.
10829 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10831 PR rtl-optimization/33928
10832 * loop-invariant.c (struct use): Add addr_use_p.
10833 (struct def): Add n_addr_uses.
10834 (struct invariant): Add cheap_address.
10835 (create_new_invariant): Set cheap_address.
10836 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10837 (record_uses): Pass df_ref to record_use.
10838 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10841 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10843 * config/sh/sh.c: Do not include c-pragma.h.
10845 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10847 * config/spu/spu.c: Remove include of c-common.h.
10849 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10852 * c-common.h (mark_valid_location_for_stdc_pragma,
10853 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10854 clear_float_const_decimal64, float_const_decimal64_p): New.
10855 * c.opt (Wunsuffixed-float-constants): New.
10856 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10857 unsuffixed float constant, handle new warning.
10858 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10859 * c-decl.c (c_scope): New flag float_const_decimal64.
10860 (set_float_const_decimal64, clear_float_const_decimal64,
10861 float_const_decimal64_p): New.
10862 (push_scope): Set new flag.
10863 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10864 to use STDC pragmas.
10865 (c_parser_external_declaration): Ditto.
10866 (c_parser_compound_statement_nostart): Ditto.
10867 * c-pragma.c (valid_location_for_stdc_pragma,
10868 mark_valid_location_for_stdc_pragma,
10869 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10870 handle_pragma_float_const_decimal64): New.
10871 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10872 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10873 set_float_const_decimal64, clear_float_const_decimal64,
10874 float_const_decimal64_p): New dummy functions.
10875 * doc/extend.texi (Decimal Float): Remove statement that the
10876 pragma, and suffix for double constants, are not supported.
10877 * doc/invoke.texi (Warning Options): List new option.
10878 (-Wunsuffixed-float-constants): New.
10880 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10882 * config/i386/i386.c: Do not include c-common.h.
10884 2009-05-07 Mark Heffernan <meheff@google.com>
10886 * doc/invoke.texi (Debugging Options): Document change of debugging
10888 * opts.c (decode_options): Make dump_base_name relative to
10889 aux_base_name directory.
10891 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10893 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10894 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10896 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10898 * Makefile.in (install-plugin): Simplify a bit.
10900 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10902 * Makefile.in (OBJS-common): Add regcprop.o.
10904 * timevar.def (TV_CPROP_REGISTERS): New.
10905 * regrename.c (regrename_optimize): Return 0.
10906 (rest_of_handle_regrename): Delete.
10907 (pass_rename_registers): Point to regrename_optimize.
10908 (struct value_data_entry, struct value_data,
10909 kill_value_one_regno, kill_value_regno, kill_value,
10910 set_value_regno, init_value_data, kill_clobbered_value,
10911 kill_set_value, kill_autoinc_value, copy_value,
10912 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10913 replace_oldest_value_reg, replace_oldest_value_addr,
10914 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10915 debug_value_data, validate_value_data): Move...
10916 * regcprop.c: ... here.
10917 (rest_of_handle_cprop): Delete.
10918 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10920 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10922 PR middle-end/40057
10923 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10924 GEN_INT for 1 << bitnum.
10925 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10926 build_int_cst_type.
10928 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10930 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10931 Remove wrong description of "nand" operation.
10933 2009-05-06 Richard Guenther <rguenther@suse.de>
10934 Adam Nemet <anemet@caviumnetworks.com>
10936 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10937 comment. Add that if LHS is not a gimple register, then RHS1 has
10938 to be a single object (GIMPLE_SINGLE_RHS).
10940 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10942 * expr.c (get_def_for_expr): Move it up in the file.
10943 (store_field): When expanding a bit-field store, look at the
10944 defining gimple stmt for the masking conversion.
10946 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10948 PR middle-end/39986
10949 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10950 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10951 32-bit memcpy into long.
10953 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10955 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10956 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10958 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10959 instead of appending DW_OP_deref*.
10961 2009-05-06 Michael Matz <matz@suse.de>
10963 PR middle-end/40021
10964 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10965 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10967 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10969 * Makefile.in (install-plugin): Fix srcdir handling.
10971 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10973 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10974 when processing for not_regs_needed bitmap.
10975 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10976 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10977 handling it for rhs.
10979 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10981 * config/i386/i386.md (unnamed inc/dec peephole): Use
10982 optimize_insn_for_size_p instead of optimize_size.
10983 * config/i386/predicates.md (incdec_operand): Likewise.
10984 (aligned_operand): Likewise.
10985 * config/i386/sse.md (divv8sf3): Likewise.
10986 (sqrtv8sf2): Likewise.
10988 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10990 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10992 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10994 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10996 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10997 ssemodesuffixf2c with avxmodesuffixf2c.
10999 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11002 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11004 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11006 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11007 (struct tree_base): Adjust spacing for 8 bit boundaries.
11008 (struct tree_decl_common): Add decl_by_reference_flag bit.
11009 (DECL_BY_REFERENCE): Adjust.
11010 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11011 print DECL_BY_REFERENCE bit.
11012 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11013 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11014 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11015 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11018 PR middle-end/39666
11019 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11020 range of the type, but default label is missing, add it with one
11021 of the existing labels instead of adding a new label for it.
11023 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11027 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11029 * Makefile.in (enable_plugin, plugin_includedir): New.
11030 (install): Depend on install-plugin.
11031 (PLUGIN_HEADERS): New.
11032 (install-plugin): New.
11033 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11035 2009-05-05 Richard Guenther <rguenther@suse.de>
11037 PR tree-optimization/40022
11038 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11040 (phivn_valid_p): Fix tuplification error, simplify.
11041 (phiprop_insert_phi): Add dumps.
11042 (propagate_with_phi): Simplify.
11044 2009-05-05 Richard Guenther <rguenther@suse.de>
11046 PR middle-end/40023
11047 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11049 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11051 * tree.h (strip_float_extensions): Remove duplicate declaration.
11052 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11053 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11054 block_ultimate_origin): Rearrange the declarations line to match the
11055 comment that indicates the .c file which the functions are defined.
11056 (dwarf2out_*, set_decl_rtl): Add comment.
11057 (get_base_address): Adjust comment.
11058 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11059 declarations line and add comment.
11060 (is_builtin_name): Add blank after function name, for clarity.
11062 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11064 * attribs.c (decl_attributes): Use %qE for identifiers in
11066 * cgraphunit.c (verify_cgraph_node): Translate function names to
11067 locale character set in diagnostics.
11068 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11070 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11071 Document that functions are named in UTF-8.
11072 * expr.c (expand_expr_real_1): Translate function names to locale
11073 character set in diagnostics.
11074 * gimplify.c (omp_notice_variable, omp_is_private,
11075 gimplify_scan_omp_clauses): Use %qE for identifiers in
11077 * langhooks.c (lhd_print_error_function): Translate function names
11078 to locale character set.
11079 * langhooks.h (decl_printable_name): Document that return value is
11080 in internal character set.
11081 * stmt.c: Include pretty-print.h
11082 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11084 (resolve_operand_name_1): Translate named operand name to locale
11086 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11088 * toplev.c (announce_function): Translate function names to locale
11090 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11091 (default_tree_printer): Use pp_identifier or translate identifiers
11092 to locale character set. Mark "<anonymous>" for translation.
11093 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11094 for identifiers in diagnostics.
11095 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11097 * varasm.c (output_constructor): Use %qE for identifiers in
11100 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11102 * configure.ac: use ` ` instead of $()
11103 * configure: Regenerate.
11105 2009-05-05 Ben Elliston <bje@au.ibm.com>
11107 * config/pa/linux-atomic.c: Eliminate conditional include of
11108 errno.h on non-LP64 systems to simplify build requirements.
11110 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11112 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11114 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11115 and pass value to identifier_to_locale.
11116 (warn_variable_length_array): Make name a tree.
11117 (grokdeclarator): Separate diagnostic texts for named and unnamed
11118 declarators. Use %qE for named declarators.
11119 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11121 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11122 identifiers in diagnostics.
11123 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11124 identifier_to_locale. Mark "anonymous" strings for translation.
11126 2009-05-04 Michael Eager <eager@eagercon.com>
11128 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11129 address for DImode/DFmode only if double-precision FP regs.
11131 2009-05-04 Michael Eager <eager@eagercon.com>
11133 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11134 TARGET_SINGLE_FLOAT check.
11136 2009-05-04 Michael Eager <eager@eagercon.com>
11138 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11140 2009-05-04 Michael Eager <eager@eagercon.com>
11142 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11143 * config/rs6000/t-xilinx: New
11145 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11147 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11148 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11149 * gcc/explow.c (memory_address): Use target hook.
11150 * gcc/targhooks.c (default_legitimize_address): New.
11151 * gcc/targhooks.h (default_legitimize_address): New.
11152 * gcc/target.h (legitimize_address): New.
11153 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11154 (TARGET_INITIALIZER): Include it.
11155 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11157 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11158 * config/bfin/bfin.c (legitimize_address): Remove.
11159 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11160 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11162 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11163 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11165 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11166 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11167 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11168 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11169 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11170 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11171 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11172 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11173 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11174 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11175 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11176 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11177 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11178 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11179 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11180 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11181 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11182 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11183 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11184 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11185 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11186 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11187 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11189 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11190 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11191 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11192 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11193 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11194 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11195 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11196 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11197 (thumb_legitimize_address): Delete.
11198 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11199 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11200 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11201 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11202 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11203 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11205 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11208 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11209 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11210 * config/m32r/m32r.c (m32r_legitimize_address): New.
11211 * config/m68k/m68k.c (m68k_legitimize_address): New.
11212 * config/score/score.c (score_legitimize_address): Standardize.
11213 * config/score/score3.c (score3_legitimize_address): Standardize.
11214 * config/score/score3.h (score3_legitimize_address): Adjust.
11215 * config/score/score7.c (score7_legitimize_address): Standardize.
11216 * config/score/score7.h (score7_legitimize_address): Adjust.
11217 * config/sh/sh.c (sh_legitimize_address): New.
11218 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11220 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11221 (s390_legitimize_address): ... this.
11222 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11223 (sparc_legitimize_address): ... this.
11224 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11225 (ix86_legitimize_address): ... this.
11226 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11227 (avr_legitimize_address): ... this.
11228 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11229 (mn10300_legitimize_address): ... this.
11230 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11231 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11232 (alpha_expand_mov): Adjust call.
11234 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11235 * config/spu/spu.c (spu_legitimize_address): Likewise.
11236 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11237 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11239 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11241 * intl.c (locale_encoding, locale_utf8): New.
11242 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11243 * intl.h (locale_encoding, locale_utf8): Declare.
11244 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11245 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11247 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11249 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11250 (pp_base_tree_identifier): Declare as function.
11251 (identifier_to_locale): Declare.
11252 * Makefile.in (pretty-print.o): Update dependencies.
11253 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11255 2009-05-04 Richard Guenther <rguenther@suse.de>
11257 PR middle-end/40015
11258 * builtins.c (fold_builtin_memory_op): Do not decay to element
11259 type if the size matches the whole array.
11261 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11263 * expmed.c (synth_mult): When trying out a shift, pass the result
11266 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11268 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11269 (shiftsub1_cost): New.
11270 (init_expmed): Compute shiftsub1_cost.
11271 (synth_mult): Optimize multiplications by constants of the form
11272 -(2^^m-1) for some constant positive integer m.
11274 2009-05-03 Richard Guenther <rguenther@suse.de>
11277 * c-typeck.c (array_to_pointer_conversion): Do not built
11278 ADDR_EXPRs of arrays of pointer-to-element type.
11279 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11280 up wrong ADDR_EXPRs after-the-fact.
11281 * c-common.c (strict_aliasing_warning): Strip pointer
11282 conversions for obtaining the original type.
11283 * builtins.c (fold_builtin_memset): Handle array types.
11284 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11287 2009-05-03 Richard Guenther <rguenther@suse.de>
11289 PR middle-end/23329
11290 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11291 Do not lose casts from array types with unknown extent to array
11292 types with known extent.
11293 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11294 alias set compatibility.
11296 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11298 * flags.h (extra_warnings): Delete.
11299 * toplev.c (process_options): Handle Wuninitialized here.
11300 * opts.c (extra_warnings): Delete.
11301 (set_Wextra): Delete.
11302 (common_handle_option): -Wextra can be handled automatically.
11303 * c-opts.c (c_common_handle_option): Delete obsolete code.
11304 (c_common_post_options): Simplify comment.
11305 * common.opt (W): Add Var.
11307 (Wuninitialized): Initialize to -1.
11309 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11310 Richard Guenther <rguenther@suse.de>
11312 * expr.c (get_def_for_expr): New function.
11313 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11314 SSA rather than trees.
11315 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11316 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11318 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11320 * c-common.c (reswords): Add _Imaginary.
11321 * c-common.c (enum rid): Add RID_IMAGINARY.
11323 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11325 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11326 Patch by Richard Guenther.
11328 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11330 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11331 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11332 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11333 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11334 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11335 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11336 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11337 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11338 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11339 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11340 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11341 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11342 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11343 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11344 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11345 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11346 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11347 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11349 2009-05-02 Richard Guenther <rguenther@suse.de>
11351 PR tree-optimization/39940
11352 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11355 2009-05-02 Richard Guenther <rguenther@suse.de>
11357 PR middle-end/40001
11358 * tree-ssa.c (execute_update_addresses_taken): Properly check
11359 if we can mark a variable DECL_GIMPLE_REG_P.
11360 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11361 back to the end of the function.
11362 (is_gimple_reg_type): Remove complex type special casing.
11363 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11366 2009-05-02 Ben Elliston <bje@au.ibm.com>
11368 * doc/collect2.texi (Collect2): Document search path behaviour
11369 when configured with --with-ld.
11371 2009-05-02 Jan Hubicka <jh@suse.cz>
11373 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11374 parameter; update callers.
11375 (coalesce_cost_edge): EH edges are costier because they needs
11376 splitting even if not critical and even more costier when there are
11377 multiple EH predecestors.
11379 2009-05-02 Jan Hubicka <jh@suse.cz>
11381 * except.c (remove_eh_handler_and_replace): Handle updating after
11382 removing TRY blocks.
11384 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11386 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11388 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11390 * varasm.c: Do not include c-pragma.h.
11391 * attribs.c: Do not incude c-common.h.
11393 2009-05-01 Michael Matz <matz@suse.de>
11395 * calls.c (initialize_argument_information): Handle SSA names like
11396 decls with a non MEM_P DECL_RTL.
11398 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11400 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11401 * ipa-utils.c: Likewise.
11402 * ipa-type-escape.c: Likewise.
11403 * cgraphunit.c Do not include c-common.h.
11404 * ipa-pure-const.c: Likewise.
11405 * tree-if-conv.c: Likewise.
11406 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11407 * ipa-struct-reorg.c: Likewise.
11408 * tree-nomudflap.c: Likewise.
11409 * tree-ssa-structalias.c: Likewise.
11411 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11413 * store-motion.c: Many cleanups to make this pass a first-class
11414 citizen instead of an appendix to gcse load motion. Add TODO list
11415 to make this pass faster/cleaner/better.
11417 (struct ls_expr): Post gcse.c-split cleanups.
11418 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11419 "stores" field to "avail_stores".
11420 (pre_ldst_mems): Rename to store_motion_mems.
11421 (pre_ldst_table): Rename to store_motion_mems_table.
11422 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11423 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11424 (ldst_entry): Rename to st_expr_entry, update users.
11425 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11426 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11427 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11429 (first_ls_expr): Rename to first_st_expr, update users.
11430 (next_ls_expr): Rename to next_st_expr, update users.
11431 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11432 fields properly for store motion instead of names inherited from load
11434 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11435 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11438 (ae_kill): Rename to st_kill, update users.
11439 (ae_gen): Rename to st_avloc, update users.
11440 (transp): Rename to st_transp, update users.
11441 (pre_insert_map): Rename to st_insert_map, update users.
11442 (pre_delete_map): Rename to st_delete_map, update users.
11443 (insert_store, build_store_vectors, free_store_memory,
11444 one_store_motion_pass): Update for abovementioned changes.
11446 (gcse_subst_count, gcse_create_count): Remove.
11447 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11448 and "n_stores_created", local variables.
11450 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11453 (regvec, compute_store_table_current_insn): Remove.
11454 (reg_set_info, reg_clear_last_set): Remove.
11455 (compute_store_table): Use DF caches instead of local dataflow
11458 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11460 * c-objc-common.c (c_tree_printer): Print identifiers with
11461 pp_identifier, not pp_string. Mark "({anonymous})" for
11463 * c-pretty-print.c (pp_c_ws_string): New.
11464 (pp_c_cv_qualifier, pp_c_type_specifier,
11465 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11466 pp_c_storage_class_specifier, pp_c_function_specifier,
11467 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11468 pp_c_primary_expression, pp_c_postfix_expression,
11469 pp_c_unary_expression, pp_c_shift_expression,
11470 pp_c_relational_expression, pp_c_equality_expression,
11471 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11472 use pp_string and pp_c_ws_string in place of pp_identifier and
11473 pp_c_identifier for non-identifiers. Mark English strings for
11475 * c-pretty-print.h (pp_c_ws_string): Declare.
11477 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11478 Roland McGrath <roland@redhat.com>
11480 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11481 (ENABLE_LD_BUILDID): New configuration option.
11482 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11483 (LINK_BUILDID_SPEC): New macro.
11484 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11486 * doc/install.texi: Document --enable-linker-build-id option.
11487 * configure: Rebuild.
11488 * config.in: Rebuild.
11490 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11492 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11493 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11494 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11495 MIPS_GP_SAVE_AREA_SIZE.
11496 * config/mips/mips.c (struct mips_frame_info): Update comment
11497 before arg_pointer_offset and hard_frame_pointer_offset.
11498 (mips_compute_frame_info): Update diagram before function: to
11499 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11500 indicate the position of frame_pointer_rtx with -fstack-protector and
11501 to show args_size. Don't allocate cprestore area for leaf functions
11502 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11504 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11506 2009-04-30 Michael Matz <matz@suse.de>
11508 PR tree-optimization/39955
11509 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11511 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11513 * ira.c (setup_cover_and_important_classes): Use safe macro
11514 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11516 * genpreds.c (write_tm_preds_h): Output suitable definition of
11517 REG_CLASS_FOR_CONSTRAINT.
11519 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11521 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11523 * bitmap.c (bitmap_descriptor): Likewise.
11524 * ggc-common.c (loc_descriptor): Likewise.
11525 * varray.c (varray_descriptor): Likewise.
11526 * vec.c (vec_descriptor): Likewise.
11528 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11530 * Makefile.in (dce.o): Add $(EXCEPT_H).
11531 * dce.c: Include except.h and delete redundant vector definitions.
11532 (deletable_insn_p): Return false for non-call insns that can throw
11535 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11537 * gcse.c (ae_gen): Remove.
11538 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11539 and make non-static function to make it available in store-motion.c.
11540 Update call sites with search-and-replace.
11541 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11542 extract_mentioned_regs, extract_mentioned_regs_helper,
11543 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11544 store_killed_in_insn, store_killed_after, store_killed_before,
11545 build_store_vectors, insert_insn_start_basic_block, insert-store,
11546 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11547 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11548 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11549 * store-motion.c: ...new file. Also copy data structures from gcse.c
11550 and clean up to remove parts not used by store motion.
11551 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11552 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11554 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11557 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11558 when optimizing for size.
11560 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11562 * gcse.c (gcse_constant_p): Fix typo in last change.
11564 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11566 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11568 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11570 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11572 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11574 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11575 CONST_HIGH_PART result.
11577 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11579 * config/avr/avr.c (initial_elimination_offset): Rename to
11580 avr_initial_elimination_offset.
11581 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11582 change return type to bool.
11583 (avr_can_eliminate): New function.
11584 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11585 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11586 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11587 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11588 avr_initial_elimination_offset.
11589 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11590 (avr_initial_elimination_offset): Define.
11592 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11593 Steven Bosscher <steven@gcc.gnu.org>
11595 PR rtl-optimization/39938
11596 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11597 * cfgrtl.c: Include insn-attr.h.
11598 (rest_of_pass_free_cfg): New function.
11599 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11600 * resource.c (init_resource_info): Remove call to df_analyze.
11602 2009-04-29 Richard Guenther <rguenther@suse.de>
11605 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11606 allow conversion to signed integers.
11608 2009-04-29 Richard Guenther <rguenther@suse.de>
11610 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11611 shifts of floating point vectors if the shift amount is
11612 a constant multiple of the element size.
11614 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11615 Michael Matz <matz@suse.de>
11617 PR middle-end/39927
11619 * tree-outof-ssa.c (emit_partition_copy): New function.
11620 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11621 insert_part_to_rtx_on_edge): Perform the partition base var
11622 copy using emit_partition_copy.
11623 (insert_value_copy_on_edge): Convert constants to the right mode.
11624 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11625 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11627 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11629 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11630 scan backwards to try to find a constant to initialize it.
11632 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11633 insn before the loop_end instruction, don't look past labels.
11635 2009-04-29 Richard Guenther <rguenther@suse.de>
11637 PR middle-end/39937
11638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11639 loose type conversions.
11640 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11641 stmts only if there are no uses of its definition.
11643 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11645 * config/bfin/bfin.h (splitting_loops): Declare.
11646 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11647 Reorder bit definitions to be ascending.
11648 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11649 * config/bfin/bfin.c (splitting_loops): New variable.
11650 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11651 (struct loop_info): Remove members INIT and LOOP_INIT.
11652 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11653 the LSETUP sequence. Allow LC to be loaded from any register, but
11654 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11655 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11657 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11658 of reload_completed.
11661 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11663 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11665 * Makefile.in (PLUGIN_VERSION_H): New.
11666 (OBJS-common): Remove plugin-version.o.
11667 (plugin.o): Depend on (PLUGIN_VERSION_H).
11668 (plugin-version.o): Remove.
11669 * configure: Regenerate
11670 * configure.ac: Create plugin-version.h.
11671 * gcc-plugin.h (plugin_gcc_version): Remove.
11672 (plugin_default_version_check): Change signature.
11673 * plugin-version.c: Remove.
11674 * plugin.c: Include plugin-version.h.
11675 (str_plugin_gcc_version_name): Remove.
11676 (try_init_one_plugin): Pass gcc version to plugin_init.
11677 (plugin_default_version_check): Both gcc and plugin versions are now
11680 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11682 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11683 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11684 Remove special case testing for last insn of inner loops. Don't fail
11685 if the loop ends with a jump, emit an extra nop instead.
11687 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11688 DREGS rather than comparing directly. Remove code that tries to
11689 account for latencies.
11691 2009-04-29 Richard Guenther <rguenther@suse.de>
11693 PR tree-optimization/39941
11694 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11695 eliminating an indirect call.
11697 2009-04-29 Richard Guenther <rguenther@suse.de>
11699 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11700 parameter. Allow invariants as base if !require_lvalue.
11701 (verify_gimple_assign_single): Adjust.
11703 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11705 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11706 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11707 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11708 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11709 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11711 * config/bfin/bfin.c (bfin_expand_builtin,
11712 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11714 2009-04-28 Richard Guenther <rguenther@suse.de>
11716 * tree-vect-loop.c (get_initial_def_for_induction): Use
11717 correct types for pointer increment.
11719 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11721 * toplev.c (print_version): Update GMP version string calculation.
11723 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11725 PR rtl-optimization/39938
11726 * resource.c (init_resource_info): Add call to df_analyze.
11728 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11730 * config/alpha/alpha.md (usegp): Cast the result of
11731 alpha_find_lo_sum_using_gp to enum attr_usegp.
11732 * config/alpha/alpha.c (override_options): Remove end-of-structure
11733 marker element from cpu_table. Use array size of cpu_table to handle
11734 -mcpu and -mtune options.
11735 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11737 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11739 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11740 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11741 tune_32 and tune_64.
11742 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11743 support on PowerPC.
11744 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11745 * config/rs6000/option-defaults.h: ... here. New file.
11746 (OPT_64, OPT_32): Define.
11747 (MASK_64BIT): Define to 0 if not already defined.
11748 (OPT_ARCH64, OPT_ARCH32): Define.
11749 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11752 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11754 * config/arm/arm.c (arm_override_options): Emit error on using
11757 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11759 PR rtl-optimization/39914
11760 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11761 registers for allocnos created from user-defined variables only
11762 when not optimizing.
11764 2009-04-28 Richard Guenther <rguenther@suse.de>
11766 PR middle-end/39937
11767 * fold-const.c (fold_binary): Use distribute_real_division only
11770 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11772 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11773 add hpux-stdint.h to tm_file.
11774 (hppa[12]*-*-hpux11*): Ditto.
11775 (ia64*-*-hpux*): Ditto.
11776 * config/hpux-stdint.h: New.
11777 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11778 __STDC_EXT__ for all compiles.
11779 * config/pa/pa-hpux.h: Ditto.
11780 * config/pa/pa-hpux10.h: Ditto.
11781 * config/pa/pa-hpux11.h: Ditto.
11783 2009-04-28 Catherine Moore <clm@codesourcery.com>
11785 * debug.h (set_name): Add comment.
11787 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11790 * config/darwin.c (machopic_gen_offset): Check
11791 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11792 * config/arm/arm.c (require_pic_register): Likewise.
11794 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11796 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11797 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11798 m32c_promote_prototypes): Delete.
11800 2009-04-28 Michael Matz <matz@suse.de>
11802 PR middle-end/39922
11803 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11806 2009-04-28 Richard Guenther <rguenther@suse.de>
11808 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11810 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11812 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11813 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11814 * config/arm/arm-tune.md: Regenerate.
11816 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11818 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11819 block if there are complex incoming edges.
11820 (sel_merge_blocks): Remove useless assert.
11821 (sel_redirect_edge_and_branch): Check that edge was redirected.
11822 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11823 (sel_find_rgns): Delete declaration.
11824 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11825 the region when it is not a preheader.
11827 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11830 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11832 2009-04-28 Richard Guenther <rguenther@suse.de>
11834 * tree.h (SSA_NAME_VALUE): Remove.
11835 (struct tree_ssa_name): Remove value_handle member.
11836 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11837 array for jump threading.
11838 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11840 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11841 * tree-flow.h (threadedge_initialize_values): Declare.
11842 (threadedge_finalize_values): Likewise.
11843 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11844 (SSA_NAME_VALUE): Define.
11845 (threadedge_initialize_values): New function.
11846 (threadedge_finalize_values): Likewise.
11847 * tree-ssa-dom.c (ssa_name_values): New global variable.
11848 (SSA_NAME_VALUE): Define.
11849 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11851 2009-04-28 Ira Rosen <irar@il.ibm.com>
11853 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11854 Use REPORT_VECTORIZED_LOCATIONS instead
11855 REPORT_VECTORIZED_LOOPS.
11856 * tree-vectorizer.c (vect_verbosity_level): Make static.
11857 (vect_loop_location): Rename to vect_location.
11858 (vect_set_verbosity_level): Update comment.
11859 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11861 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11862 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11863 instead REPORT_UNVECTORIZED_LOOPS.
11864 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11865 and vect_loop_def to vect_external_def and vect_internal_def.
11866 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11867 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11868 REPORT_UNVECTORIZED_LOCATIONS.
11869 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11870 and vect_used_in_loop and to vect_unused_in_scope and
11871 vect_used_in_scope.
11872 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11873 (vect_verbosity_level): Remove declaration.
11874 (vect_analyze_operations): Likewise.
11875 (vect_analyze_stmt): Declare.
11876 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11877 REPORT_UNVECTORIZED_LOCATIONS.
11878 (vect_get_loop_niters): Fix indentation.
11879 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11880 (vect_analyze_loop_operations): New function.
11881 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11882 vect_analyze_operations.
11883 (vect_is_simple_reduction): Use new names.
11884 (vectorizable_live_operation, vect_transform_loop): Likewise.
11885 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11886 to specify whether the data references can be a part of interleaving
11888 (vect_analyze_data_ref_dependence): Use new names.
11889 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11890 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11891 * tree-vect-patterns.c (widened_name_p): Use new names.
11892 (vect_recog_dot_prod_pattern): Likewise.
11893 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11894 (process_use, vect_mark_stmts_to_be_vectorized,
11895 vect_model_simple_cost, vect_model_store_cost,
11896 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11897 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11898 vectorizable_operation, vectorizable_type_demotion,
11899 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11900 vectorizable_condition): Likewise.
11901 (vect_analyze_operations): Split into vect_analyze_loop_operations
11903 (vect_analyze_stmt): ... new function.
11904 (new_stmt_vec_info): Use new names.
11905 (vect_is_simple_use): Use new names and fix comment.
11906 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11907 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11909 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11912 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11913 and integer modes for x87 operands. Do not ICE for unsupported size,
11914 generate error instead. Generate error for unsupported operand types.
11915 ['z']: Do not handle HImode memory operands specially. Warning
11916 for floating-point operands. Fallthru to 'Z' for unsupported operand
11917 types. Do not ICE for unsupported size, generate error instead.
11918 (output_387_binary_op): Use %Z to output operands.
11919 (output_fp_compare): Ditto.
11920 (output_387_reg_move): Ditto.
11922 2009-04-28 Ben Elliston <bje@au.ibm.com>
11927 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11929 * builtins.c (c_strlen): Do not warn here.
11930 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11931 * c-common.c (pointer_int_sum): Take an explicit location.
11932 Warn about offsets out of bounds.
11933 * c-common.h (pointer_int_sum): Adjust declaration.
11935 2009-04-27 Ian Lance Taylor <iant@google.com>
11937 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11939 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11940 * df-core.c (df_set_flags): Change return type to int. Change
11941 type of old_flags to int.
11942 (df_clear_flags): Likewise.
11943 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11944 (df_get_conditional_uses): Likewise.
11945 * df.h (df_set_flags, df_clear_flags): Update declarations.
11946 * dwarf2out.c (struct indirect_string_node): Change type of form
11947 field to enum dwarf_form.
11948 (AT_string_form): Change return type to enum dwarf_form.
11949 * fixed-value.c (fixed_compare): Add cast to enum type.
11950 * fwprop.c (update_df): Change 0 to VOIDmode.
11951 * gensupport.c: Change 0 to UNKNOWN.
11952 * gimple.h (gimple_cond_code): Add cast to enum type.
11953 * haifa-sched.c (reemit_notes): Add cast to enum type.
11954 * hooks.c (hook_int_void_no_regs): Remove function.
11955 * hooks.h (hook_int_void_no_regs): Remove declaration.
11956 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11957 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11958 * real.c (real_arithmetic): Add cast to enum type.
11959 (real_compare): Likewise.
11960 * target.h (struct gcc_target): Change return type of
11961 branch_target_register_class to enum reg_class.
11962 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11963 default_branch_target_register_class.
11964 * targhooks.c (default_branch_target_register_class): New function.
11965 * targhooks.h (default_branch_target_register_class): Declare.
11966 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11967 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11969 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11971 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11972 vect_uninitialized_def. Change 0 to ERROR_MARK.
11973 * tree-vect-stmts.c (supportable_widening_operation): Don't
11974 initialize icode1 and icode2.
11975 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11976 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11978 (cmn_err_flag_specs): Change 0 to STD_C89.
11979 (cmn_err_char_table): Likewise.
11980 * config/arm/arm.c (get_arm_condition_code): Change type of code
11981 to enum arm_cond_code.
11982 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11983 (IWMMXT_BUILTIN2): Likewise.
11984 (neon_builtin_type_bits): Don't define typedef.
11985 (neon_builtin_datum): Change type of bits field to int.
11986 (arm_expand_neon_args): Add cast to enum type.
11987 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11989 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11990 casts to enum type.
11991 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11993 * config/mips/mips.md (jal_macro): Return enum constant.
11994 (single_insn): Likewise.
11995 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11997 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11998 casts to enum type.
11999 * config/s390/s390.c (s390_tune_flags): Change type to int.
12000 (s390_arch_flags): Likewise.
12001 (s390_handle_arch_option): Change flags field of struct pta to int.
12002 * config/s390/s390.h (s390_tune_flags): Update declaration.
12003 (s390_arch_flags): Likewise.
12004 * config/sh/sh.c (prepare_move_operands): Compare
12005 tls_symbolic_operand result with enum constant.
12006 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12007 (sh_expand_prologue): Add cast to enum type.
12008 (sh_expand_epilogue): Likewise.
12009 (tls_symbolic_operand): Change return type to enum tls_model.
12010 (fpscr_set_from_mem): Add cast to enum type.
12011 (legitimize_pic_address): Compare tls_symbolic_operand result with
12013 (sh_target_reg_class): Change return type to enum reg_class.
12014 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12016 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12017 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12018 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12019 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12020 (delayed_branch, tls_call_delay): Likewise.
12021 (eligible_for_sibcall_delay): Likewise.
12022 (eligible_for_return_delay): Likewise.
12023 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12024 (spu_expand_builtin_1): Likewise.
12026 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12027 for all types of conversions.
12028 (output_init_element): Issue -Wc++-compat warning if needed when
12029 initializing a bitfield with enum type.
12030 * c-parser.c (c_parser_expression): Set original_type to
12031 original_type of right hand operand of comman operator.
12033 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12035 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12037 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12038 * doc/cpp.texi (Standard Predefined Macros)
12039 (Implementation-defined behavior): Likewise.
12040 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12041 * doc/gimple.texi (GIMPLE Exception Handling)
12042 (@code{GIMPLE_ASSIGN}): Likewise.
12043 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12044 * doc/invoke.texi (Warning Options, Optimize Options)
12045 (AVR Options, Darwin Options): Likewise.
12046 (Optimize Options): Reformulate -fwhole-program description.
12047 * doc/loop.texi (Lambda): Likewise.
12048 * doc/md.texi (Output Template, Define Constraints)
12049 (Standard Names, Insn Splitting): Likewise.
12050 * doc/options.texi (Option properties): Likewise.
12051 * doc/passes.texi (Tree-SSA passes): Likewise.
12052 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12053 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12054 (File Names and DBX): Likewise.
12055 * doc/trouble.texi (Incompatibilities): Likewise.
12057 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12059 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12060 instruction is correct.
12062 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12064 Allow non-constant arguments to conversion intrinsics.
12065 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12066 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12067 * spu.c (print_operand): Handle 'v' and 'w'.
12068 (exp2_immediate_p, spu_gen_exp2): Define.
12069 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12070 spu_convtf_1): Update parameter descriptions.
12071 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12072 * constraints.md ('v', 'w'): New.
12073 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12075 (i2f, I2F): New define_mode_attr.
12076 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12077 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12078 fixuns_truncv4sfv4si2): Update to use mode attribute.
12079 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12080 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12081 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12082 patterns for combine.
12084 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12086 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12087 (cprop, hoist, pre, store_motion): New debug counters.
12088 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12089 is not an RTL pass anymore.
12090 (pass_profiling): Remove extern decl for pass removed in 2005.
12091 (pass_gcse, pass_jump_bypass): Remove.
12092 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12093 to 0 for clean state.
12094 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12095 * cse.c (gate_handle_cse_after_global_opts,
12096 rest_of_handle_cse_after_global_opts): New functions.
12097 (pass_cse_after_global_opts): New pass, does local CSE.
12098 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12099 (TV_CPROP): New timevar.
12100 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12101 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12102 (gcse_main, recompute_all_luids): Remove.
12103 (compute_hash_table_work): Call max_reg_num instead of reading
12105 (cprop_jump): Don't set run_jump_opt_after_gcse.
12106 (constprop_register): Always allow to alter jumps.
12107 (cprop_insn): Likewise.
12108 (do_local_cprop): Likewise.
12109 (local_cprop_pass): Likewise. Return non-zero if something changed.
12110 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12111 (find_implicit_sets): Add note about missed optimization opportunity.
12112 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12113 pass_rtl_cprop execute function.
12114 Don't bother tracking the pass number, each pass gets its own dumpfile
12116 Always allow to alter jumpsand bypass jumps.
12117 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12118 will just find no suitable set.
12119 (pre_edge_insert): Fix dumping, this function is for PRE only.
12120 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12121 pass_rtl_pre execute function.
12122 (hoist_code): Return non-zero if something changed. Keep track of
12123 substitutions and insertions for statistics gathering similar to PRE.
12124 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12125 called from the pass_rtl_hoist execute function. Show pass statistics.
12126 (compute_store_table): Use max_reg_num directly instead of using the
12127 formerly global max_gcse_regno.
12128 (build_store_vectors): Likewise.
12129 (replace_store_insn): Fix dumping.
12130 (store_motion): Rename to ...
12131 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12132 pass, called from the pass_rtl_store_motion execute function. Keep
12133 track of substitutions and insertions for statistics gathering similar
12135 (bypass_jumps): Remove, fold interesting bits into ...
12136 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12137 from the pass_rtl_cprop execute function.
12138 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12139 pass_jump_bypass): Remove.
12140 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12141 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12142 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12143 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12144 (gate_rtl_store_motion, execute_rtl_store_motion,
12145 pass_rtl_store_motion): New.
12146 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12147 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12148 * passes.c (init_optimization_passes): Remove pass_gcse and
12149 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12150 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12151 instead of pass_jump_bypass.
12153 2009-04-27 Richard Guenther <rguenther@suse.de>
12155 PR middle-end/39928
12156 * gimplify.c (gimplify_expr): If we are required to create
12157 a temporary make sure it ends up as register.
12159 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12162 * config/i386/i386.c (construct_container): Don't call
12163 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12164 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12166 2009-04-27 Michael Matz <matz@suse.de>
12168 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12169 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12170 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12171 (dump_replaceable_exprs): Take a bitmap.
12172 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12174 (expand_gimple_basic_block): Likewise.
12175 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12176 replaceable_expressions member a bitmap.
12177 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12178 (mark_replaceable): Likewise.
12179 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12180 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12182 2009-04-27 Richard Guenther <rguenther@suse.de>
12184 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12185 (verify_stmts): Dispatch to gimple/type verification code.
12186 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12187 issue with call argument types.
12189 2009-04-27 Michael Matz <matz@suse.de>
12191 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12192 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12195 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12196 Eric Botcazou <ebotcazou@adacore.com>
12198 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12199 a label's basic block.
12200 (mark_target_live_regs): Tidy and rework obsolete comments.
12201 Change back DF problem to LIVE. If a label starts a basic block,
12202 assume that all registers that used to be live then still are.
12203 (init_resource_info): If a label starts a basic block, set its
12204 BLOCK_FOR_INSN accordingly.
12205 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12207 2009-04-27 Richard Guenther <rguenther@suse.de>
12209 * tree-flow-inline.h (function_ann): Remove.
12210 (get_function_ann): Likewise.
12211 * tree-dfa.c (create_function_ann): Remove.
12212 * tree-flow.h (struct static_var_ann_d): Remove.
12213 (struct function_ann_d): Likewise.
12214 (union tree_ann_d): Remove fdecl member.
12215 (function_ann_t): Remove.
12216 (function_ann, get_function_ann, create_function_ann): Remove
12219 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12221 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12223 2009-04-27 Jan Hubicka <jh@suse.cz>
12225 * ipa-pure-const.c (struct funct_state_d): New fields
12226 state_previously_known, looping_previously_known; remove
12227 state_set_in_source.
12228 (analyze_function): Use new fields.
12229 (propagate): Avoid assumption that state_set_in_source imply
12232 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12233 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12234 * cfgloop.h (finite_loop_p): Declare.
12236 2009-04-26 Michael Matz <matz@suse.de>
12238 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12240 2009-04-26 Michael Matz <matz@suse.de>
12242 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12243 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12244 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12245 pass_mark_used_blocks): Remove.
12246 * tree-optimize.c (pass_free_datastructures,
12247 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12248 * passes.c (init_optimization_passes): Don't call
12249 pass_mark_used_blocks, remove dead code.
12251 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12253 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12254 * tree-ssa-live.h (register_ssa_partition): Likewise.
12256 2009-04-26 Michael Matz <matz@suse.de>
12259 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12260 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12261 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12263 (compare_pairs): Swap cost comparison.
12264 (coalesce_ssa_name): Don't use change_partition_var.
12265 * tree-nrv.c (struct nrv_data): Add modified member.
12266 (finalize_nrv_r): Set it.
12267 (tree_nrv): Use it to update statements.
12268 (pass_nrv): Require PROP_ssa.
12269 * tree-mudflap.c (mf_decl_cache_locals,
12270 mf_build_check_statement_for): Use make_rename_temp.
12271 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12272 * alias.c (find_base_decl): Handle SSA names.
12273 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12274 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12275 * rtl.h (set_reg_attrs_for_parm): Declare.
12276 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12277 to "optimized", remove unused locals at finish.
12278 (execute_free_datastructures): Make global, call
12279 delete_tree_cfg_annotations.
12280 (execute_free_cfg_annotations): Don't call
12281 delete_tree_cfg_annotations.
12283 * ssaexpand.h: New file.
12284 * expr.c (toplevel): Include ssaexpand.h.
12285 (expand_assignment): Handle SSA names the same as register variables.
12286 (expand_expr_real_1): Expand SSA names.
12287 * cfgexpand.c (toplevel): Include ssaexpand.h.
12288 (SA): New global variable.
12289 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12290 (SSAVAR): New macro.
12291 (set_rtl): New helper function.
12292 (add_stack_var): Deal with SSA names, use set_rtl.
12293 (expand_one_stack_var_at): Likewise.
12294 (expand_one_stack_var): Deal with SSA names.
12295 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12296 before unique numbers.
12297 (expand_stack_vars): Use set_rtl.
12298 (expand_one_var): Accept SSA names, add asserts for them, feed them
12299 to above subroutines.
12300 (expand_used_vars): Expand all partitions (without default defs),
12301 then only the local decls (ignoring those expanded already).
12302 (expand_gimple_cond): Remove edges when jumpif() expands an
12303 unconditional jump.
12304 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12305 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12307 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12308 members of SA; deal with PARM_DECL partitions here; expand
12309 all PHI nodes, free tree datastructures and SA. Commit instructions
12310 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12311 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12312 info and statements at start, collect garbage at finish.
12313 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12314 (VAR_ANN_PARTITION) Remove.
12315 (change_partition_var): Don't declare.
12316 (partition_to_var): Always return SSA names.
12317 (var_to_partition): Only accept SSA names.
12318 (register_ssa_partition): Only check argument.
12319 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12321 (delete_var_map): Don't free it.
12322 (var_union): Only accept SSA names, simplify.
12323 (partition_view_init): Mark only useful SSA names as used.
12324 (partition_view_fini): Only deal with SSA names.
12325 (change_partition_var): Remove.
12326 (dump_var_map): Use ssa_name instead of partition_to_var member.
12327 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12329 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12330 (struct _elim_graph): New member const_dests; nodes member vector of
12332 (set_location_for_edge): New static helper.
12333 (create_temp): Remove.
12334 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12335 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12336 (new_elim_graph): Allocate const_dests member.
12337 (clean_elim_graph): Truncate const_dests member.
12338 (delete_elim_graph): Free const_dests member.
12339 (elim_graph_size): Adapt to new type of nodes member.
12340 (elim_graph_add_node): Likewise.
12341 (eliminate_name): Likewise.
12342 (eliminate_build): Don't take basic block argument, deal only with
12343 partition numbers, not variables.
12344 (get_temp_reg): New static helper.
12345 (elim_create): Use it, deal with RTL temporaries instead of trees.
12346 (eliminate_phi): Adjust all calls to new signature.
12347 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12348 (rewrite_trees): Only do checking.
12349 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12350 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12351 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12352 contains_tree_r, MAX_STMTS_IN_LATCH,
12353 process_single_block_loop_latch, analyze_edges_for_bb,
12354 perform_edge_inserts): Remove.
12355 (expand_phi_nodes): New global function.
12356 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12357 functions, initialize new parameter, remember partitions having a
12359 (finish_out_of_ssa): New global function.
12360 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12361 don't reset in_ssa_p here, don't disable TER when mudflap.
12362 (pass_del_ssa): Remove.
12363 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12365 (execute_free_datastructures): Declare.
12366 * Makefile.in (SSAEXPAND_H): New variable.
12367 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12368 * basic-block.h (commit_one_edge_insertion): Declare.
12369 * passes.c (init_optimization_passes): Move pass_nrv and
12370 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12371 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12372 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12373 (redirect_branch_edge): Deal with super block when expanding, split
12374 out jump patching itself into ...
12375 (patch_jump_insn): ... here, new static helper.
12377 2009-04-26 Michael Matz <matz@suse.de>
12379 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12380 beyond num_ssa_names.
12381 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12382 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12384 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12386 PR inline-asm/39543
12387 * fwprop.c (forward_propagate_asm): New function.
12388 (forward_propagate_and_simplify): Propagate also into __asm, if it
12389 doesn't increase the number of referenced registers.
12392 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12394 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12396 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12397 note_nonlocal_vla_type for nonlocal VLAs.
12398 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12399 contains_remapped_vars, remap_vla_decls): New functions.
12400 (convert_nonlocal_reference_stmt): If not optimizing, call
12401 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12402 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12403 if it wasn't found in var_map.
12404 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12405 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12406 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12408 * gimplify.c (nonlocal_vlas): New variable.
12409 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12411 (gimplify_body): Create and destroy nonlocal_vlas.
12413 * dwarf2out.c (loc_descr_plus_const): New function.
12414 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12415 mem_loc_descriptor, loc_descriptor_from_tree_1,
12416 descr_info_loc, gen_variable_die): Use it.
12418 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12419 !TREE_STATIC VAR_DECLs.
12420 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12421 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12422 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12423 DECL_BY_REFERENCE is valid.
12424 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12425 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12426 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12427 Copy DECL_BY_REFERENCE.
12428 (struct nesting_copy_body_data): New type.
12429 (nesting_copy_decl): New function.
12430 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12431 if they have variable length.
12433 2009-04-26 Michael Matz <matz@suse.de>
12435 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12436 mark new temporaries for renaming.
12438 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12441 * c-decl.c (global_bindings_p): Return negative value.
12442 (c_variable_size): New. Based on variable_size from
12444 (grokdeclarator): Call c_variable_size not variable_size.
12446 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12448 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12450 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12452 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12453 Redefine it to just use mingw/include.
12454 (ASM_SPEC): Rules for -m32 and -m64.
12455 (LINK_SPEC): Use Likewise.
12456 (SPEC_32): New define.
12457 (SPEC_64): Likewise.
12458 (SUB_LINK_SPEC): Likewise.
12459 (MULTILIB_DEFAULTS): New define.
12460 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12461 Add multilib options.
12462 (MULTILIB_DIRNAMES): Likewise.
12463 (MULTILIB_OSDIRNAMES): Likewise.
12464 (LIBGCC): Likewise.
12465 (INSTALL_LIBGCC): Likewise.
12467 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12470 * c-tree.h (enum c_inline_static_type): New.
12471 (record_inline_static): Declare.
12472 * c-decl.c (struct c_inline_static, c_inline_statics,
12473 record_inline_static, check_inline_statics): New.
12474 (pop_file_scope): Call check_inline_statics.
12475 (start_decl): Call record_inline_static instead of pedwarning
12476 directly for static in inline function.
12477 * c-typeck.c (build_external_ref): Call record_inline_static
12478 instead of pedwarning directly for static referenced in inline
12481 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12483 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12484 not new but only being rescanned.
12485 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12486 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12487 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12488 record_set_info, compute_set, grealloc): Remove.
12489 (recompute_all_luids): New function.
12490 (gcse_main): Don't compute sets, and don't do related memory
12491 allocations/free-ing. If something changed before the end of the
12492 pass, update LUIDs using recompute_all_luids.
12493 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12494 (free_gcse_mem): Don't free it either.
12495 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12496 Use the df insn LUIDs.
12497 (load_killed_in_block): Likewise.
12498 (compute_hash_table_work): Don't compute reg_set_in_block.
12499 (compute_transp): Use DF_REG_DEF_CHAINs.
12500 (local_cprop_pass): Don't use compute_sets and related functions.
12501 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12502 Use get_max_uid() instead of max_cuid.
12503 (insert_insn_end_basic_block, pre_insert_copy_insn,
12504 update_ld_motion_stores): Don't try to
12505 keep reg_set tables up to date.
12506 (pre_insert_copies): Use df insn LUIDs.
12507 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12508 (reg_set_info): Don't use extra bitmap argument.
12509 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12510 information to compute regs_set_in_block.
12511 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12512 (bypass_jumps): Don't use compute_sets and friends.
12514 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12517 * opts.c (undocumented_msg): Do not leave blank even with
12520 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12522 * c-decl.c (build_enumerator): Allow values folding to integer
12523 constants but not integer constant expressions with a pedwarn if
12526 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12529 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12530 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12531 type is an integer constant.
12533 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12536 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12539 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12542 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12543 with variably modified return type and no storage class
12544 specifiers, except for the case of nested functions. Distinguish
12545 extern declarations of functions with variably modified return
12546 types from those of objects with variably modified types.
12548 2009-04-25 Jan Hubicka <jh@suse.cz>
12550 * tree.c (list_equal_p): New function.
12551 * tree.h (list_equal_p): Declare.
12552 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12553 basic_block_def, basic_block, const_basic_block): New.
12554 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12555 (redirect_eh_edge): New function.
12556 (make_eh_edge_update_phi): EH edges are not abnormal.
12557 * except.c: Include tree-flow.h.
12558 (list_match): New function.
12559 (eh_region_replaceable_by_p): New function.
12560 (replace_region): New function.
12561 (hash_type_list): New function.
12562 (hash_eh_region): New function.
12563 (eh_regions_equal_p): New function.
12564 (merge_peers): New function.
12565 (remove_unreachable_regions): Verify EH tree when checking;
12567 (copy_eh_region_1): New function.
12568 (copy_eh_region): New function.
12569 (push_reachable_handler): New function.
12570 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12571 regions without label but with live RESX.
12572 * except.h (redirect_eh_edge_to_label): New.
12573 * tree-flow.h (redirect_eh_edge): New.
12574 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12575 basic_block_def, basic_block, const_basic_block): Remove.
12576 * Makefile.in (except.o): Add dependency on tree-flow.h
12577 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12578 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12581 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12584 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12585 on the destination of memcpy.
12587 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12589 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12590 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12591 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12593 2009-04-25 Jan Hubicka <jh@suse.cz>
12595 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12596 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12597 to be reached by different label than left.
12598 (update_eh_edges): Update comment; remove edge_to_remove if possible
12599 and return true if suceeded.
12600 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12601 (cleanup_eh): Compute sharing map.
12602 * except.c (remove_eh_handler_and_replace): Add argument if we should
12604 (remove_unreachable_regions): Update for label sharing.
12605 (label_to_region_map): Likewise.
12606 (get_next_region_sharing_label): New function.
12607 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12609 (remove_eh_handler): Update.
12610 (remove_eh_region_and_replace_by_outer_of): New function.
12611 * except.h (struct eh_region): Add next_region_sharing_label.
12612 (remove_eh_region_and_replace_by_outer_of,
12613 get_next_region_sharing_label): Declare.
12614 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12616 2009-04-25 Jan Hubicka <jh@suse.cz>
12618 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12619 insert code even if they are not critical.
12621 2009-04-25 Jan Hubicka <jh@suse.cz>
12623 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12624 (gimple_can_remove_branch_p): EH edges won't remove branch by
12626 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12627 updating of non-abnormal EH edges.
12628 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12629 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12630 (split_critical_edges): Split also edges where emitting code on them
12631 will lead to splitting later.
12633 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12634 H.J. Lu <hongjiu.lu@intel.com>
12637 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12638 the configured assembler supports fildq and fistpq mnemonics.
12639 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12640 * configure: Regenerated.
12641 * config.in: Ditto.
12643 * config/i386/i386.c (print_operand): Handle 'Z'.
12644 ['z']: Remove handling of special fild/fist suffixes.
12645 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12646 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12647 suffix of fild insn.
12648 (*floatsi<mode>2_vector_mixed): Ditto.
12649 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12650 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12651 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12652 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12653 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12655 2009-04-25 Ben Elliston <bje@au.ibm.com>
12657 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12658 the source of a set operation.
12660 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12662 * target.h (struct gcc_target): Add case_values_threshold field.
12663 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12664 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12665 * targhooks.c (default_case_values_threshold): New function.
12666 * targhooks.h (default_case_values_threshold): Declare function.
12667 * stmt.c (expand_case): Use case_values_threshold target hook.
12668 * expr.h (case_values_threshold): Remove declartation.
12669 * expr.c (case_values_threshold): Remove function.
12670 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12672 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12673 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12674 (avr_case_values_threshold): Declare as static.
12675 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12677 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12678 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12679 (mn10300_case_values_threshold): New function.
12681 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12683 * ira.c (setup_cover_and_important_classes): Add enum cast.
12685 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12687 * genpreds.c (write_enum_constraint_num): Output definition of
12688 CONSTRAINT_NUM_DEFINED_P macro.
12689 * ira.c (setup_cover_and_important_classes): Use
12690 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12692 2009-04-24 DJ Delorie <dj@redhat.com>
12694 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12695 __SH2A_SINGLE_ONLY__ also.
12697 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12699 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12700 (movdf_internal): Ditto.
12701 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12702 SFmode and DFmode constants.
12703 (ia64_print_operand): Add 'G' format for printing
12704 floating point constants.
12706 2009-04-24 Richard Guenther <rguenther@suse.de>
12708 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12709 from unsigned additions.
12711 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12713 * c-typeck.c (set_init_index): Allow array designators that are
12714 not integer constant expressions with a pedwarn if pedantic.
12716 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12718 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12719 zero if no overlap in nonzero bits between the operands.
12721 2009-04-24 Ian Lance Taylor <iant@google.com>
12723 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12724 (record_dead_and_set_regs): Likewise.
12725 * df.h (struct df_mw_hardreg): Change flags field to int.
12726 (struct df_base_ref): Likewise.
12727 (struct df): Change changeable_flags field to int.
12728 * df-scan.c (df_defs_record): Change clobber_flags to int.
12729 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12730 constants rather than #define macros.
12731 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12732 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12733 (enum dwarf_calling_convention): Likewise.
12734 (enum dwarf_line_number_x_ops): Likewise.
12735 (enum dwarf_call_frame_info): Likewise.
12736 (enum dwarf_source_language): Likewise.
12737 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12738 (add_calling_convention_attribute): Likewise.
12739 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12740 (combine_comparisons): Change compcode to int. Add cast to enum type.
12741 * genrecog.c (maybe_both_true_2): Change c to int.
12742 (write_switch): Likewise. Add cast to enum type.
12743 * gimplify.c (gimplify_omp_for): Handle return values from
12744 gimplify_expr using MIN rather than bitwise or.
12745 (gimplify_expr): Add cast to enum type.
12746 * ipa-prop.c (update_jump_functions_after_inlining): Change
12747 IPA_BOTTOM to IPA_JF_UNKNOWN.
12748 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12749 Add casts to enum type.
12750 (setup_cover_and_important_classes): Change cl to int. Add casts
12752 (setup_class_translate): Change cl and mode to int.
12753 (ira_init_once): Change mode to int.
12754 (free_register_move_costs): Likewise.
12755 (setup_prohibited_mode_move_regs): Add casts to enum type.
12756 * langhooks.c (add_builtin_function_common): Rework assertion that
12757 value fits bitfield.
12758 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12759 * omega.c (omega_do_elimination): Avoid math on enum types.
12760 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12761 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12762 int local to handle integral_argment value.
12763 * regmove.c (try_auto_increment): Change PUT_MODE to
12765 * reload.c (push_secondary_reload): Add casts to enum type.
12766 (secondary_reload_class, find_valid_class): Likewise.
12767 * reload1.c (emit_input_reload_insns): Likewise.
12768 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12769 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12770 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12772 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12773 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12775 (expand_complex_libcall): Add casts to enum type.
12776 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12777 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12778 with ERROR_MARK, not NUM_TREE_CODES.
12779 (vect_create_epilog_for_reduction): Likewise.
12780 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12781 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12782 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12784 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12785 vect_unused_in_loop. Change 0 to loop_vect.
12786 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12787 * var-tracking.c (get_init_value): Change return type to enum
12789 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12790 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12792 (arm_override_options): Add casts to enum type.
12793 (arm_emit_tls_decoration): Likewise.
12794 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12796 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12797 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12798 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12800 * config/s390/s390.c (code_for_builtin_64): Change to array of
12802 (code_for_builtin_31): Likewise.
12803 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12805 * config/sparc/sparc.c (sparc_override_options): Change value
12806 field in struct code_model to enum cmodel. In initializer change
12807 0 to NULL and add cast to enum type.
12809 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12810 Change all callers. Issue a -Wc++-compat warning using
12811 lhs_origtype if necessary.
12812 (convert_for_assignment): Issue -Wc++-compat warnings about
12813 invalid conversions to enum type on assignment.
12814 * c-common.h (build_modify_expr): Update declaration.
12816 2009-04-24 Nick Clifton <nickc@redhat.com>
12818 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12819 (function_arg_advance): Likewise.
12820 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12823 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12825 * config/s390/constraints.md ('I', 'J'): Fix condition.
12827 2009-04-24 Diego Novillo <dnovillo@google.com>
12829 * gengtype-parse.c (parse_error): Add newline after message.
12831 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12833 * config/i386/sse.md (avxmodesuffixs): Removed.
12834 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12835 (*avx_pinsr<ssevecsize>): This.
12837 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12839 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12840 follow chains of regs with a single definition, and allow expressions
12841 that are function_invariant_p.
12842 (simple_rhs_p): Allow expressions that are function_invariant_p.
12844 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12846 PR middle-end/39867
12847 * fold-const.c (fold_cond_expr_with_comparison): When folding
12848 > and >= to MAX, make sure the MAX uses the same type as the
12849 comparison's operands.
12851 2009-04-24 Nick Clifton <nickc@redhat.com>
12853 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12854 addressing for DImode accesses.
12855 (frv_print_operand_address): Handle PLUS case.
12856 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12858 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12860 PR rtl-optimization/39794
12861 * alias.c (canon_true_dependence): Add x_addr argument.
12862 * rtl.h (canon_true_dependence): Adjust prototype.
12863 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12864 * cselib.c (cselib_invalidate_mem): Likewise.
12865 * gcse.c (compute_transp): Likewise.
12866 * dse.c (scan_reads_nospill): Likewise.
12867 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12868 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12869 canon_base_addr of the group, plus optional offset.
12870 (struct group_info): Rename canon_base_mem to
12872 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12873 canon_rtx of base_mem.
12875 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12877 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12878 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12880 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12882 * config/spu/spu-builtins.h: Delete file.
12884 * config/spu/spu.h (enum spu_builtin_type): Move here from
12886 (struct spu_builtin_description): Likewise. Add GTY marker.
12887 Do not use enum spu_function_code or enum insn_code.
12888 (spu_builtins): Add extern declaration.
12890 * config/spu/spu.c: Do not include "spu-builtins.h".
12891 (enum spu_function_code, enum spu_builtin_type_index,
12892 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12893 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12894 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12895 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12896 (spu_builtin_types): Make static. Add GTY marker.
12897 (spu_builtins): Add extern declaration with GTY marker.
12898 Include "gt-spu.h".
12900 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12901 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12902 Check programmatically whether all parameters are scalar.
12904 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12906 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12908 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12909 assignment from the constructor either if the target is volatile.
12911 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12913 * config/arm/arm.md (insv): Do not share operands[0].
12915 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12917 * config/vxlib-tls.c (active_tls_threads): Delete.
12918 (delete_hook_installed): New.
12919 (tls_delete_hook): Don't delete the delete hook.
12920 (tls_destructor): Delete it here.
12921 (__gthread_set_specific): Adjust installing the delete hook.
12922 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12923 __gthread_leave_tsd_dtor_context.
12925 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12927 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12929 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12931 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12933 (alpha_rtx_costs): Ditto.
12934 (emit_unlikely_jump): Use add_reg_note.
12935 (emit_frame_store_1): Ditto.
12936 (alpha_expand_prologue): Ditto.
12937 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12938 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12940 2009-04-23 Nick Clifton <nickc@redhat.com>
12942 * config/v850/v850.md (epilogue): Remove suppressed code.
12943 (return): Rename to return_simple and remove test of frame size.
12944 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12945 to gen_return_simple.
12947 2009-04-22 Jing Yu <jingyu@google.com>
12950 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12952 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12955 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12956 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12957 value is a VECTOR_CST, the element type is the element type of the
12960 2009-04-22 DJ Delorie <dj@redhat.com>
12962 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12964 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12966 * alias.c (find_base_term): Move around LO_SUM case, so that
12967 CONST falls through into PLUS/MINUS handling.
12970 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12971 into 0, use omit_one_operand.
12973 2009-04-23 Ben Elliston <bje@au.ibm.com>
12975 * config/rs6000/linux-unwind.h (get_regs): Remove type
12976 puns. Change the type of `pc' to an array of unsigned ints and
12977 update all users. Constify frame24.
12979 2009-04-22 DJ Delorie <dj@redhat.com>
12981 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12982 declarations before code.
12983 (current_function_special_page_vector): Likewise.
12984 (m32c_expand_insv): Silence a warning.
12986 2009-04-21 Taras Glek <tglek@mozilla.com>
12988 * alias.c: Update GTY annotations to new syntax.
12989 * basic-block.h: Likewise.
12990 * bitmap.h: Likewise.
12991 * c-common.h: Likewise.
12992 * c-decl.c: Likewise.
12993 * c-parser.c: Likewise.
12994 * c-pragma.c: Likewise.
12995 * c-tree.h: Likewise.
12996 * cfgloop.h: Likewise.
12997 * cgraph.h: Likewise.
12998 * config/alpha/alpha.c: Likewise.
12999 * config/arm/arm.h: Likewise.
13000 * config/avr/avr.h: Likewise.
13001 * config/bfin/bfin.c: Likewise.
13002 * config/cris/cris.c: Likewise.
13003 * config/darwin.c: Likewise.
13004 * config/frv/frv.c: Likewise.
13005 * config/i386/i386.c: Likewise.
13006 * config/i386/i386.h: Likewise.
13007 * config/i386/winnt.c: Likewise.
13008 * config/ia64/ia64.h: Likewise.
13009 * config/iq2000/iq2000.c: Likewise.
13010 * config/mips/mips.c: Likewise.
13011 * config/mmix/mmix.h: Likewise.
13012 * config/pa/pa.c: Likewise.
13013 * config/pa/pa.h: Likewise.
13014 * config/rs6000/rs6000.c: Likewise.
13015 * config/s390/s390.c: Likewise.
13016 * config/sparc/sparc.c: Likewise.
13017 * config/xtensa/xtensa.c: Likewise.
13018 * cselib.h: Likewise.
13019 * dbxout.c: Likewise.
13020 * dwarf2out.c: Likewise.
13021 * except.c: Likewise.
13022 * except.h: Likewise.
13023 * fixed-value.h: Likewise.
13024 * function.c: Likewise.
13025 * function.h: Likewise.
13026 * gimple.h: Likewise.
13027 * integrate.c: Likewise.
13028 * optabs.c: Likewise.
13029 * output.h: Likewise.
13030 * real.h: Likewise.
13032 * stringpool.c: Likewise.
13033 * tree-data-ref.c: Likewise.
13034 * tree-flow.h: Likewise.
13035 * tree-scalar-evolution.c: Likewise.
13036 * tree-ssa-address.c: Likewise.
13037 * tree-ssa-alias.h: Likewise.
13038 * tree-ssa-operands.h: Likewise.
13039 * tree.c: Likewise.
13040 * tree.h: Likewise.
13041 * varasm.c: Likewise.
13042 * varray.h: Likewise.
13044 * coretypes.h: Do not define GTY macro if it is already defined.
13045 * doc/gty.texi: Update GTY documentation to new syntax.
13046 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13047 annotations on structs.
13048 * gengtype-parse.c: Likewise.
13050 2009-04-22 Mark Heffernan <meheff@google.com>
13052 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13054 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13056 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13059 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13061 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13062 the same as a PLUS without a shift. Increase the cost of a
13065 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13067 * Makefile.in: Update dependencies.
13068 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13069 * errors.h: Remove bogus comment about compatibility.
13070 (warning): Update declaration.
13071 * genautomata.c: Update all calls to warning.
13072 * gimple.c: Do not include errors.h. Include toplev.h.
13073 * tree-ssa-structalias.c: Do not include errors.h.
13074 * omega.c: Likewise.
13075 * tree-ssa-reassoc.c: Likewise.
13076 * config/spu/spu-c.c: Likewise.
13077 * config/spu/t-spu-elf: Update dependencies.
13079 2009-04-22 Richard Guenther <rguenther@suse.de>
13081 PR tree-optimization/39824
13082 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13083 make sure the types are compatible.
13085 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13088 * c-common.c (c_parse_error): Take a token_flags parameter.
13089 Use token_type for the token type instead.
13090 Pass token_flags to cpp_type2name.
13091 * c-common.h (c_parse_error): Update declaration.
13092 * c-parser.c (c_parser_error): Pass 0 as token flags.
13094 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13096 PR rtl-optimization/39580
13097 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13099 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13101 * function.c (expand_function_end): Do not emit a jump to the "naked"
13102 return label for fall-through returns.
13103 * except.c (sjlj_emit_function_exit): Always place the call to the
13104 unregister function at the location installed by expand_function_end.
13106 2009-04-22 Richard Guenther <rguenther@suse.de>
13108 PR tree-optimization/39845
13109 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13110 (gen_inbound_check): Likewise.
13112 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13114 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13116 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13117 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13119 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13121 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13122 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13123 shift counts to avoid out-of-bounds array accesses.
13125 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13127 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13128 (Pmode): Move above.
13130 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13132 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13133 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13134 GET_CODE macro. Use IN_RANGE macro where appropriate.
13135 * config/alpha/alpha.h: Ditto.
13136 * config/alpha/alpha.md: Ditto.
13137 * config/alpha/constraints.md: Ditto.
13138 * config/alpha/predicates.md: Ditto.
13140 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13142 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13143 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13144 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13145 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13146 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13147 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13148 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13149 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13150 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13151 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13152 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13153 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13154 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13155 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13156 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13157 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13158 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13159 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13160 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13161 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13162 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13163 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13164 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13165 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13166 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13167 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13168 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13170 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13172 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13173 references from comments.
13174 * cfgbuild.c: (count_basic_blocks): Delete.
13175 (find_basic_blocks_1): Delete.
13176 (find_basic_blocks): Delete.
13177 * except.c (finish_eh_generation): Make static. Move comment from
13178 except.h here. Remove find_basic_blocks references from comments.
13179 * except.h (finish_eh_generation): Delete.
13180 * basic-block.h (find_basic_blocks): Delete.
13181 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13183 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13185 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13186 (sdbout_parms): Likewise.
13188 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13190 * config/sh/sh.c (prepare_cbranch_operands): Use
13191 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13192 (expand_cbranchdi4): Likewise.
13193 (from_compare): Add cast to enum type.
13194 (expand_cbranchsi4): Use add_reg_note.
13195 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13196 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13197 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13198 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13199 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13200 instead of CODE_FOR_nothing.
13201 (cbranchdi4): Likewise. Fix the order of arguments for
13203 (push_fpscr): Use add_reg_note.
13204 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13205 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13207 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13209 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13210 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13211 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13212 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13213 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13214 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13215 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13216 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13217 config/alpha/x-vms, config/arc/t-arc,
13218 config/arm/README-interworking, config/arm/arm-c.c,
13219 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13220 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13221 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13222 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13223 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13224 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13225 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13226 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13227 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13228 config/cris/t-elfmulti, config/crx/t-crx,
13229 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13230 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13231 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13232 config/h8300/t-h8300, config/i386/athlon.md,
13233 config/i386/darwin-libgcc.10.4.ver,
13234 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13235 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13236 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13237 config/i386/t-linux64, config/i386/t-nwld,
13238 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13239 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13240 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13241 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13242 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13243 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13244 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13245 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13246 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13247 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13248 config/m68k/t-uclinux, config/mcore/t-mcore,
13249 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13250 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13251 config/mips/crtn.asm, config/mips/irix-crti.asm,
13252 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13253 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13254 config/mips/mips-fixed.md, config/mips/sb1.md,
13255 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13256 config/mips/t-iris6, config/mips/t-isa3264,
13257 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13258 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13259 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13260 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13261 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13262 config/mn10300/t-linux, config/mn10300/t-mn10300,
13263 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13264 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13265 config/picochip/libgccExtras/clzsi2.asm,
13266 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13267 config/rs6000/darwin-libgcc.10.4.ver,
13268 config/rs6000/darwin-libgcc.10.5.ver,
13269 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13270 config/rs6000/t-aix43, config/rs6000/t-aix52,
13271 config/rs6000/t-darwin, config/rs6000/t-fprules,
13272 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13273 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13274 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13275 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13276 config/rs6000/t-rtems, config/rs6000/t-spe,
13277 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13278 config/score/t-score-elf, config/sh/divcost-analysis,
13279 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13280 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13281 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13282 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13283 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13284 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13285 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13286 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13287 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13288 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13289 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13290 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13291 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13292 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13293 * config/h8300/genmova.sh: Include copyright and license notices
13294 in generated output.
13295 * config/h8300/mova.md: Regenerate.
13296 * doc/install.texi2html: Include word "Copyright" in copyright
13297 notice and use name "Free Software Foundation, Inc.".
13298 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13299 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13300 ChangeLog-2007, ChangeLog-2008: Correct dates.
13302 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13304 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13305 NE_EXPR operations as well.
13306 * c-parser.c (c_parser_condition): Do not set location information on
13308 (c_parser_conditional_expression): Likewise.
13309 (c_parser_binary_expression): Set location information on operators.
13310 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13311 TRUTH_NOT_EXPR has been folded.
13312 * fold-const.c (fold_truth_not_expr): Copy location information from
13313 the incoming expression to the outgoing one.
13314 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13315 recursive calls on the LHS of the operator but pass that of the
13316 operator to recursive calls on the RHS of the operator. Set it
13318 (shortcut_cond_expr): Set the locus of the operator on the second
13319 COND_EXPR and that of the expression on the first in degenerate cases.
13320 Pass the locus of the expression to calls to shortcut_cond_r.
13321 Set the locus of the 'then' block on the associated jump, if any.
13322 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13323 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13324 expression to call to gimplify_boolean_expr.
13326 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13328 * config.gcc: Add additional configuration for
13329 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13330 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13331 (CPP_SPEC): Redefine for allowing -municode option.
13332 (STARTFILE_SPEC): Likewise.
13333 * config/i386/t-mingw-w64: New.
13334 * config/i386/mingw-w64.opt: New.
13335 (municode): Add new target option.
13336 * doc/invoke.texi (municode): Add documentation for new option.
13338 2009-04-21 Ian Lance Taylor <iant@google.com>
13340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13341 Correct test for number of arguments.
13342 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13344 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13346 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13347 argument of emit_library_call.
13349 2009-04-21 Richard Guenther <rguenther@suse.de>
13351 PR middle-end/39829
13352 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13353 inside VIEW_CONVERT_EXPRs.
13355 2009-04-21 Martin Jambor <mjambor@suse.cz>
13357 * tree-switch-conversion.c (build_constructors): Split a long line.
13358 (constructor_contains_same_values_p): New function.
13359 (build_one_array): Create assigns of constants if possible, do not
13360 call mark_sym_for_renaming, call update_stmt.
13361 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13362 make_rename_temp. Do not call mark_symbols_for_renaming, call
13364 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13365 find_new_referenced_vars, call update_stmt.
13366 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13367 instead of calling make_rename_temp. Do not call
13368 find_new_referenced_vars or mark_symbols_for_renaming, call
13371 2009-04-21 Richard Guenther <rguenther@suse.de>
13373 PR tree-optimization/39827
13374 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13375 (tree_ssa_phiprop): Pass the correct array size.
13377 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13379 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13381 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13384 * c-typeck.c (lvalue_p): Move declaration ...
13385 * c-common.h (lvalue_p): ... to here.
13386 * c-common.c (candidate_equal_p): New.
13387 (add_tlist): Use it.
13388 (merge_tlist): Use it.
13389 (warn_for_collisions_1): Likewise.
13390 (warning_candidate_p): Accept more candidates.
13391 (verify_tree): A warning candidate can be an expression. Use
13394 2009-04-21 Ben Elliston <bje@au.ibm.com>
13397 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13398 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13399 options. Remove -mcall-solaris documentation.
13401 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13404 * doc/invoke.texi (-Wlong-long): Update description.
13405 * c-lex (interpret_integer): Only warn if there was no previous
13406 overflow and -Wlong-long is enabled.
13407 * c-decl.c (declspecs_add_type): Drop redundant flags.
13408 * c.opt (Wlong-long): Init to -1.
13409 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13410 and front-end warn_long_long. Wlong-long only depends on other
13411 flags if it is uninitialized.
13412 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13413 the same for CPP and FE.
13414 (restore_extension_diagnostics): Likewise.
13416 2009-04-20 Ian Lance Taylor <iant@google.com>
13418 Fix enum conversions which are invalid in C++:
13419 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13420 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13421 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13422 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13423 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13424 (dbxout_parms): Likewise.
13425 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13426 (df_clear_flags): Likewise.
13427 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13428 top_flag parameter to int.
13429 (df_chain_create_bb_process_use): Likewise.
13430 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13432 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13433 (df_ref_create_structure, df_def_record_1): Likewise.
13434 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13435 (df_notes_rescan): Change 0 to VOIDmode in function call.
13436 (df_get_call_refs, df_insn_refs_collect): Likewise.
13437 (df_bb_regs_collect): Likewise.
13438 (df_entry_block_defs_collect): Likewise.
13439 (df_exit_block_uses_collect): Likewise.
13440 * df.h: Update declarations.
13441 * double-int.c (double_int_divmod): Add cast to enum type.
13442 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13443 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13444 (based_loc_descr): Likewise.
13445 (loc_descriptor_from_tree_1): Change first_op and second_op to
13446 enum dwarf_location_atom. Add cast to enum type.
13447 * expmed.c (init_expmed): Change 0 to SET in function call.
13448 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13449 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13450 (do_store_flag): Likewise.
13451 * fixed-value.h (struct fixed_value): Change mode to enum
13453 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13454 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13456 (insert_insn_decl, insert_decl, insert_state): Likewise.
13457 (automata_list_finish): Likewise.
13458 * genrecog.c (process_define_predicate): Add cast to enum type.
13459 * gensupport.c (init_predicate_table): Add cast to enum type.
13460 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13462 (gimple_build_call_1, gimple_build_label): Likewise.
13463 (gimple_build_goto, gimple_build_asm_1): Likewise.
13464 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13465 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13466 (enum fallback): Rename from enum fallback_t.
13467 (fallback_t): Typedef as int.
13468 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13469 GSI_SAME_STMT in function call.
13470 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13472 (setup_reg_class_relations): Likewise.
13473 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13474 (setup_prohibited_class_mode_regs): Add cast to enum type.
13475 (setup_prohibited_mode_move_regs): Likewise.
13476 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13477 (record_address_regs): Change i to enum reg_class.
13478 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13479 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13480 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13481 (GET_MODE_2XWIDER_MODE): Likewise.
13482 (GET_CLASS_NARROWEST_MODE): Likewise.
13483 * omp-low.c (expand_omp_for): Add cast to enum type.
13484 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13485 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13486 * postreload.c (reload_cse_simplify_operands): Change rclass local
13488 * predict.c (combine_predictions_for_insn): Change best_predictor
13489 and predictor to enum br_predictor.
13490 (combine_predictions_for_bb): Likewise.
13491 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13492 use SET_PREDICT_EXPR_OUTCOME.
13493 * real.c (real_arithmetic): Change icode to code in function call.
13494 * reginfo.c (init_move_cost): Add casts to enum type.
13495 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13496 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13498 * reload.c (find_valid_class): Add casts to enum type.
13499 (push_reload): Change 0 to NO_REGS in function call.
13500 (find_reloads): Change this_alternative to array of enum
13501 reg_class. Remove some now-unnecessary casts.
13502 (make_memloc): Change 0 to VOIDmode in function call.
13503 * reload1.c (reload): Change 0 to VOIDmode in function call.
13504 (eliminate_regs_1, elimination_effects): Likewise.
13505 (eliminate_regs_in_insn): Likewise.
13506 (emit_input_reload_insns): Add cast to enum type.
13507 (delete_output_reload): Change 0 to VOIDmode in function call.
13508 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13509 to enum type in function call.
13510 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13511 (SET_PREDICT_EXPR_OUTCOME): Define.
13512 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13513 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13514 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13515 (dump_function): Likewise.
13516 * tree-dump.h: Update declarations.
13517 * tree-pass.h: Update declarations.
13518 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13519 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13521 (arm_rtx_costs_1): Correct parenthesization.
13522 (arm_rtx_costs): Add casts to enum type.
13523 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13524 (vfp_emit_fstmd): Use add_rg_note.
13525 (emit_multi_reg_push, emit_sfm): Likewise.
13526 (thumb_set_frame_pointer): Likewise.
13527 (arm_expand_prologue): Likewise.
13528 (arm_regno_class): Change return type to enum reg_class.
13529 (thumb1_expand_prologue): Use add_reg_note.
13530 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13531 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13533 * config/arm/gentune.sh: Add cast to enum type.
13534 * config/arm/arm-tune.md: Rebuild.
13535 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13536 (ix86_split_fp_branch, predict_jump): Likewise.
13537 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13538 insn_code to enum rtx_code.
13539 (ix86_builtin_vectorized_function): Add cast to enum type.
13540 * config/i386/i386.md (truncdfsf2): Change slot to enum
13542 (truncxf<mode>2, isinf<mode>2): Likewise.
13543 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13545 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13546 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13547 (insert_bundle_state): Change 1 to INSERT in function call.
13548 (ia64_add_bundle_selector_before): Likewise.
13549 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13550 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13551 (restore_stack_nonlocal): Likewise.
13552 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13554 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13556 (mips_rtx_costs): Likewise.
13557 (mips_override_options): Add casts to enum type.
13558 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13560 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13561 (store_reg, set_reg_plus_d): Likewise.
13562 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13563 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13565 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13567 (emit_unlikely_jump): Use add_reg_note.
13568 (rs6000_emit_allocate_stack): Likewise.
13569 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13570 (output_toc): Change 1 to INSERT in function call.
13571 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13572 (rs6000_initialize_trampoline): Likewise.
13573 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13575 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13576 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13577 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13578 (save_gprs): Use add_reg_note.
13579 (s390_emit_prologue): Likewise.
13580 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13581 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13582 (sparc_fold_builtin): Add cast to enum type.
13583 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13585 (spu_expand_prologue): Use add_reg_note.
13586 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13588 2009-04-20 Ian Lance Taylor <iant@google.com>
13590 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13591 (c_parser_postfix_expression_after_primary): Get VEC for list of
13592 arguments. Get original types of arguments. Call
13593 build_function_call_vec.
13594 (cached_expr_list_1, cached_expr_list_2): New static variables.
13595 (c_parser_expr_list): Change return type to VEC *. Add
13596 p_orig_types parameter. Change all callers.
13597 (c_parser_release_expr): New static function.
13598 (c_parser_vec_to_tree_list): New static function.
13599 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13600 call build_function_call_vec.
13601 (build_function_call_vec): New function, based on old
13602 build_function_call.
13603 (convert_arguments): Remove nargs and argarray parameters. Change
13604 values to a VEC. Add origtypes parameter.
13605 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13606 (convert_for_assignment): Add origtype parameter. Change all
13607 callers. If warn_cxx_compat, check for conversion to an enum
13608 type when calling a function.
13609 (store_init_value): Add origtype parameter. Change all callers.
13610 (digest_init): Likewise.
13611 (struct init_node): Add origtype field.
13612 (add_pending_init): Add origtype parameter. Change all callers.
13613 (output_init_element): Likewise.
13614 (output_pending_init_elements): Pass origtype from init_node to
13615 output_init_element.
13616 (process_init_element): Pass origtype from c_expr to
13617 output_init_element.
13618 (c_finish_return): Add origtype parameter. Change all callers.
13619 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13621 (sync_resolve_params): Likewise.
13622 (sync_resolve_return): Change params to first_param. Change caller.
13623 (resolve_overloaded_builtins): Change params to VEC *. Change
13624 callers. Save first parameter around call to build_function_call_vec.
13625 * c-decl.c (finish_decl): Add origtype parameter. Change all
13626 callers. Call build_function_call_vec rather than
13627 build_function_call for cleanup.
13628 * c-tree.h: Update declarations.
13629 * c-common.h: Update declarations.
13630 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13631 params to first_param.
13632 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13633 params parameter from tree to void *.
13634 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13635 Change arglist parameter to have type void *, and to be a pointer
13637 * config/rs6000/rs6000-protos.h
13638 (altivec_resolve_overloaded_builtin): Update declaration.
13639 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13640 fnargs parameter to have type void *, and to be a pointer to a
13641 VEC. Call build_function_call_vec instead of
13642 build_function_call.
13643 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13645 2009-04-20 Joey Ye <joey.ye@intel.com>
13646 Xuepeng Guo <xuepeng.guo@intel.com>
13647 H.J. Lu <hongjiu.lu@intel.com>
13649 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13651 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13652 (IX86_LEA_PRIORITY): Likewise.
13653 (distance_non_agu_define): New function.
13654 (distance_agu_use): Likewise.
13655 (ix86_lea_for_add_ok): Likewise.
13656 (ix86_dep_by_shift_count): Likewise.
13658 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13659 should split for LEA.
13661 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13663 (ix86_dep_by_shift_count): Likewise.
13665 2009-04-20 Richard Guenther <rguenther@suse.de>
13667 * expr.c (handled_component_p): Move ...
13668 * tree.h (handled_component_p): ... here.
13669 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13670 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13671 and REALPART_EXPR to be in one group.
13673 2009-04-20 Richard Guenther <rguenther@suse.de>
13675 * basic-block.h (get_all_dominated_blocks): Declare.
13676 * dominance.c (get_all_dominated_blocks): New function.
13677 * tree-cfg.c (get_all_dominated_blocks): Remove.
13678 (remove_edge_and_dominated_blocks): Adjust.
13679 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13680 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13681 instead of recursing.
13683 2009-04-20 Doug Kwan <dougkwan@google.com>
13685 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13686 (struct cgraph_node_set_def): New type.
13687 (cgraph_node_set) New type. Also declare vector functions.
13688 (struct cgraph_node_set_element_def): New type.
13689 (cgraph_node_set_element): Ditto.
13690 (cgraph_node_set_iterator): New iterator type.
13691 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13692 cgraph_node_set_remove, dump_cgraph_node_set,
13693 debug_cgraph_node_set): New prototypes.
13694 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13695 cgraph_node_set_size): New inlines.
13696 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13697 including cgraph.h.
13698 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13699 argument to function 'write_summary'.
13700 * ipa.c: Include ggc.h.
13701 (hash_cgraph_node_set_element,
13702 eq_cgraph_node_set_element, cgraph_node_set_new,
13703 cgraph_node_set_add, cgraph_node_set_remove,
13704 cgraph_node_set_find, dump_cgraph_node_set,
13705 debug_cgraph_node_set): New functions.
13706 * Makefile.in (ipa.o): Add dependency on GGC_H.
13708 2009-04-20 Ira Rosen <irar@il.ibm.com>
13710 PR tree-optimization/39675
13711 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13712 check of the return code of vect_schedule_slp. Check that
13713 stmt_vec_info still exists for the statement, before checking its
13714 vectorization type.
13716 2009-04-20 Michael Matz <matz@suse.de>
13718 * Makefile.in (generated_files): Take out $(simple_generated_c).
13720 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13722 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13723 (UINTPTR_TYPE): Likewise.
13725 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13728 * c-typeck.c (digest_init): Check for initializing an array with a
13731 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13734 * c-semantics.c (pop_stmt_list): Propagate
13735 STATEMENT_LIST_HAS_LABEL to parent statement list.
13737 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13739 * config/mips/mips.h (mips_tune_attr): New macro.
13740 * config/mips/mips.md (cpu): Use it.
13742 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13745 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13748 2009-04-19 Diego Novillo <dnovillo@google.com>
13750 * toplev.c (compile_file): Move call to coverage_finish ...
13751 * cgraphunit.c (ipa_passes): ... here.
13752 Call cgraph_process_new_functions.
13753 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13754 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13756 2009-04-19 Jan Hubicka <jh@suse.cz>
13758 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13760 (dump_cgraph_node): Dump can throw external flag.
13761 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13763 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13767 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13768 * common.opt (Wlogical-op): Move from here...
13769 * c.opt (Wlogical-op): ... to here.
13770 * c-typeck.c (parser_build_binary_op): Update call to
13771 warn_logical_operator.
13772 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13774 * c-common.c (warn_logical_op): Update.
13775 * c-common.h (warn_logical_op): Update declaration.
13777 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13779 * tree.c (protected_set_expr_location): Fix formatting.
13781 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13784 * c-typeck.c (readonly_warning): new.
13785 (build_unary_op, build_modify_expr): Use readonly_warning for
13786 storing into something readonly but not const-qualified.
13788 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13791 * c-typeck.c (build_unary_op): Check for taking address of
13792 expression of type void.
13794 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13797 * c-typeck.c (build_function_call): Check for calling a function
13798 with qualified void return types. Call require_complete_type when
13801 2009-04-18 Jan Hubicka <jh@suse.cz>
13803 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13805 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13806 can_throw_external flag.
13807 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13808 * ipa-pure-const.c (ignore_edge): New function.
13809 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13810 only over can_throw_external edges.
13811 (local_pure_const): Add nothrow flag.
13812 * ipa-utils.c (searchc): Add ignore_edge callback.
13813 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13814 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13815 (set_nothrow_function_flags): Update cgraph.
13816 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13818 2009-04-18 Richard Guenther <rguenther@suse.de>
13820 PR middle-end/39804
13821 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13822 (fold_stmt): ... this and ...
13823 (fold_stmt_inplace): ... this.
13824 (fold_stmt_1): Fold references in calls and asms.
13825 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13827 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13829 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13830 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13832 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13834 * tree.c (function_args_count): Remove.
13835 * tree.h: Remove the prototype for function_args_count.
13837 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13839 * tree-iterator.c (expr_only): Remove.
13840 * tree.h: Remove the prototype for expr_only.
13842 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13844 * reginfo.c (cannot_change_mode_set_regs): Remove.
13845 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13847 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13849 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13850 whether operands 0 and 1 overlaps.
13852 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13854 PR middle-end/36902
13855 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13856 pointer. Use warning_at instead of warning.
13857 (search_for_addr_array): Likewise.
13858 (check_array_bounds): Likewise.
13859 (check_all_array_refs): Check that the incoming edge is not in the
13860 list of edges to be removed.
13861 (check_all_array_refs): Avoid the temporal pointer.
13862 (vrp_visit_cond_stmt): Fix typo.
13863 (simplify_switch_using_ranges): Handle the case where the switch
13864 index is an integer constant.
13866 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13868 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13870 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13872 * doc/extend.texi, doc/invoke.texi: Fix typos.
13874 2009-04-17 Cary Coutant <ccoutant@google.com>
13876 * tree-flow-inline.h (get_lineno): Fix inverted test.
13878 2009-04-17 Diego Novillo <dnovillo@google.com>
13880 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13881 assertion for AVAIL_OUT.
13883 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13886 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13887 * config/sh/linux-atomic.asm: Likewise.
13889 2009-04-17 Diego Novillo <dnovillo@google.com>
13891 * except.c (debug_eh_tree): New.
13892 (struct eh_region, struct eh_status): Move ...
13893 * except.h: ... here.
13894 (add_type_for_runtime): Declare extern.
13895 (lookup_type_for_runtime): Likewise.
13896 (debug_eh_tree): Declare.
13897 * Makefile.in (GTFILES): List except.h before except.c
13899 2009-04-17 Diego Novillo <dnovillo@google.com>
13901 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13902 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13903 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13904 (find_vars_r): ... here.
13905 * tree-flow.h (find_referenced_vars_in): Declare.
13906 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13907 that AVAIL_OUT exists for BLOCK.
13908 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13909 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13910 (tree-parloops.o): Likewise.
13912 2009-04-17 Simon Baldwin <simonb@google.com>
13914 * toplev.c (default_tree_printer): Add handling for %E format.
13916 2009-04-17 Diego Novillo <dnovillo@google.com>
13918 * tree-pretty-print.c (dump_generic_node): Add break after
13919 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13920 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13921 FUNCTION_TYPE together. Call print_struct_decl when printing
13922 structures and TDF_SLIM is not given.
13923 (print_struct_decl): Fix logic for detecting recursion.
13925 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13928 * gcc.c (create_at_file): New.
13929 (compile_input_file_p): New.
13930 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13931 * main.c (main): Update call to toplev_main.
13932 * toplev.c (toplev_main): Change signature. Call expandargv.
13933 * toplev.h (toplev_main): Change signature.
13935 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13937 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13938 if the latter is not constant.
13940 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13942 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13944 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13946 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13947 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13949 2009-04-17 Richard Guenther <rguenther@suse.de>
13951 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13952 Handle component references view-converting an invariant address.
13954 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13956 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13957 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13958 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13959 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13960 Use @deftypevr rather than @deftypevar.
13962 2009-04-17 Richard Guenther <rguenther@suse.de>
13964 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13965 (get_prop_source_stmt): Likewise.
13966 (can_propagate_from): Likewise.
13968 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13970 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13971 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13972 (--with-multilib-list): Add default value.
13973 * configure: Regenerate.
13974 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13975 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13976 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13977 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13978 Don't add default cpu to multilib list unnecessarily, but do enable
13979 the relevant compiler option..
13980 Add support for --with-multilib-list=<blank> and
13981 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13982 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13983 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13984 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13985 TM_MULTILIB_CONFIG.
13986 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13987 (MULTILIB_OSDIRNAMES): New variable.
13988 * config/sh/t-1e: Delete file.
13989 * config/sh/t-mlib-sh1: Delete file.
13990 * config/sh/t-mlib-sh2: Delete file.
13991 * config/sh/t-mlib-sh2a: Delete file.
13992 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13993 * config/sh/t-mlib-sh2a-single: Delete file.
13994 * config/sh/t-mlib-sh2a-single-only: Delete file.
13995 * config/sh/t-mlib-sh2e: Delete file.
13996 * config/sh/t-mlib-sh3e: Delete file.
13997 * config/sh/t-mlib-sh4: Delete file.
13998 * config/sh/t-mlib-sh4-nofpu: Delete file.
13999 * config/sh/t-mlib-sh4-single: Delete file.
14000 * config/sh/t-mlib-sh4-single-only: Delete file.
14001 * config/sh/t-mlib-sh4a: Delete file.
14002 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14003 * config/sh/t-mlib-sh4a-single: Delete file.
14004 * config/sh/t-mlib-sh4a-single-only: Delete file.
14005 * config/sh/t-mlib-sh4al: Delete file.
14006 * config/sh/t-mlib-sh5-32media: Delete file.
14007 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14008 * config/sh/t-mlib-sh5-64media: Delete file.
14009 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14010 * config/sh/t-mlib-sh5-compact: Delete file.
14011 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14012 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14013 * doc/install.texi (Options specification): Add
14014 --with-multilib-list and --with-endian.
14016 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14018 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14020 (OBJS-common): Add plugin-version.o.
14021 (plugin-version.o): New.
14022 * gcc-plugin.h (plugin_gcc_version): New.
14023 (plugin_default_version_check): New.
14024 (plugin_init_func, plugin_init): Add version argument.
14025 * plugin-version.c: New.
14026 * plugin.c (str_plugin_gcc_version_name): New.
14027 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14028 pass it to the init function.
14029 (plugin_default_version_check): New.
14031 2009-04-17 Richard Guenther <rguenther@suse.de>
14033 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14034 for decl-vs-decl disambiguation.
14036 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14038 * config/s390/s390.h (s390_tune_attr): New macro definition.
14039 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14041 2009-04-17 Richard Guenther <rguenther@suse.de>
14043 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14044 (fold_stmt_r): Likewise.
14045 (maybe_fold_reference): New function.
14046 (fold_gimple_assign): Handle cases fold_stmt_r did.
14047 (fold_stmt): Do not use fold_stmt_r.
14048 (fold_stmt_inplace): Likewise.
14050 2009-04-17 Richard Guenther <rguenther@suse.de>
14052 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14053 (record_equivalences_from_stmt): Remove useless checks and
14055 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14056 the type is already suitable.
14058 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14060 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14062 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14064 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14065 (CMPtype): Define as __gcc_CMPtype.
14067 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14069 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14070 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14072 2009-04-17 Richard Guenther <rguenther@suse.de>
14074 PR tree-optimization/39746
14075 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14076 special-casing for builtins and static variable use/def.
14077 (call_may_clobber_ref_p_1): Likewise.
14079 2009-04-16 Ian Lance Taylor <iant@google.com>
14081 * df.h: Include "timevar.h".
14082 (struct df_problem): Change tv_id field to timevar_id_t.
14083 * tree-pass.h: Include "timevar.h".
14084 (struct opt_pass): Change tv_id field to timevar_id_t.
14085 * timevar.h (timevar_id_t): Define TV_NONE.
14086 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14087 TV_NONE rather than tv_id != 0.
14088 (execute_one_pass): Likewise.
14089 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14090 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14091 dependencies to $(TREE_PASS_H).
14092 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14094 (pass_branch_target_load_optimize2): Likewise.
14095 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14096 (pass_outof_cfg_layout_mode): Likewise.
14097 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14098 (pass_rebuild_cgraph_edges): Likewise.
14099 (pass_remove_cgraph_callee_edges): Likewise.
14100 * df-core.c (pass_df_initialize_opt): Likewise.
14101 (pass_df_initialize_no_opt): Likewise.
14102 (pass_df_finish): Likewise.
14103 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14104 * except.c (pass_set_nothrow_function_flags): Likewise.
14105 (pass_convert_to_eh_region_ranges): Likewise.
14106 * final.c (pass_compute_alignments): Likewise.
14107 * function.c (pass_instantiate_virtual_regs): Likewise.
14108 (pass_init_function): Likewise.
14109 (pass_leaf_regs): Likewise.
14110 (pass_match_asm_constraints): Likewise.
14111 * gimple-low.c (pass_lower_cf): Likewise.
14112 (pass_mark_used_blocks): Likewise.
14113 * init-regs.c (pass_initialize_regs): Likewise.
14114 * integrate.c (pass_initial_value_sets): Likewise.
14115 * ira.c (pass_ira): Likewise.
14116 * jump.c (pass_cleanup_barriers): Likewise.
14117 * omp-low.c (pass_expand_omp): Likewise.
14118 (pass_lower_omp): Likewise.
14119 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14120 * recog.c (pass_split_all_insns): Likewise.
14121 (pass_split_after_reload): Likewise.
14122 (pass_split_before_regstack): Likewise.
14123 (pass_split_before_sched2): Likewise.
14124 (pass_split_for_shorten_branches): Likewise.
14125 * reginfo.c (pass_reginfo_init): Likewise.
14126 (pass_subregs_of_mode_init): Likewise.
14127 (pass_subregs_of_mode_finish): Likewise.
14128 * passes.c (pass_postreload): Likewise.
14129 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14130 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14131 (pass_warn_function_return): Likewise.
14132 (pass_warn_function_noreturn): Likewise.
14133 * tree-complex.c (pass_lower_complex): Likewise.
14134 (pass_lower_complex_O0): Likewise.
14135 * tree-if-conv.c (pass_if_conversion): Likewise.
14136 * tree-into-ssa.c (pass_build_ssa): Likewise.
14137 * tree-mudflap.c (pass_mudflap_1): Likewise.
14138 (pass_mudflap_2): Likewise.
14139 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14140 (pass_mudflap_2): Likewise.
14141 * tree-nrv.c (pass_return_slot): Likewise.
14142 * tree-object-size.c (pass_object_sizes): Likewise.
14143 * tree-optimize.c (pass_all_optimizations): Likewise.
14144 (pass_early_local_passes): Likewise.
14145 (pass_all_early_optimizations): Likewise.
14146 (pass_cleanup_cfg): Likewise.
14147 (pass_cleanup_cfg_post_optimizing): Likewise.
14148 (pass_free_datastructures): Likewise.
14149 (pass_free_cfg_annotations): Likewise.
14150 (pass_fixup_cfg): Likewise.
14151 (pass_init_datastructures): Likewise.
14152 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14153 (pass_late_warn_uninitialized): Likewise.
14154 (pass_update_address_taken): Likewise.
14155 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14156 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14157 (pass_cse_sincos): Likewise.
14158 (pass_convert_to_rsqrt): Likewise.
14159 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14160 * tree-stdarg.c (pass_stdarg): Likewise.
14161 * tree-tailcall.c (pass_tail_recursion): Likewise.
14162 (pass_tail_calls): Likewise.
14163 * tree-vect-generic.c (pass_lower_vector): Likewise.
14164 (pass_lower_vector_ssa): Likewise.
14165 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14167 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14169 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14171 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14173 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14174 logical and signext.
14176 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14179 * config/sh/predicates.md (arith_operand): Check if the operand
14180 of TRUNCATE is a REG.
14182 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14184 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14185 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14187 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14189 * tree-iterator.c (tsi_split_statement_list_after,
14190 tsi_split_statement_list_before): Remove.
14191 * tree-iterator.h: Remove the prototypes for
14192 tsi_split_statement_list_after and tsi_split_statement_list_before.
14194 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14196 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14197 * tree-ssa-propagate.h: Remove the prototype for
14198 stmt_makes_single_load.
14200 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14202 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14203 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14205 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14207 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14209 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14211 * except.c (eh_region_outer_p): Remove.
14212 * except.h: Remove the prototype for eh_region_outer_p.
14214 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14216 * function.c (current_function_assembler_name): Remove.
14217 * function.h: Remove the prototype for
14218 current_function_assembler_name.
14220 2009-04-16 Ian Lance Taylor <iant@google.com>
14222 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14223 (add_reg_note): Call alloc_reg_note.
14224 * rtl.h (alloc_reg_note): Declare.
14225 * combine.c (try_combine): Use alloc_reg_note.
14226 (recog_for_combine, move_deaths): Likewise.
14227 (distribute_notes): Use alloc_reg_note and add_reg_note.
14228 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14229 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14230 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14232 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14234 PR rtl-optimization/39762
14235 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14236 ira_may_move_out_cost): Add comments about way of their usage.
14237 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14239 * ira-conflicts.c (process_regs_for_copy): Use function
14240 ira_get_register_move_cost instead of global
14241 ira_register_move_cost.
14243 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14244 color_pass, move_spill_restore, update_curr_costs): Ditto.
14246 * ira-lives.c (process_single_reg_class_operands): Ditto.
14248 * ira-emit.c (emit_move_list): Ditto.
14250 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14251 (record_reg_classes): Ditto. Use functions
14252 ira_get_register_move_cost and ira_get_may_move_cost instead of
14253 global vars ira_register_move_cost, ira_may_move_out_cost and
14254 ira_may_move_in_cost.
14255 (record_address_regs): Don't call ira_init_register_move_cost.
14256 Use function ira_get_may_move_cost instead of global
14257 ira_may_move_in_cost.
14258 (process_bb_node_for_hard_reg_moves): Use function
14259 ira_get_register_move_cost instead of global ira_register_move_cost.
14260 (ira_costs): Don't call ira_init_register_move_cost.
14262 2009-04-16 Richard Guenther <rguenther@suse.de>
14264 * tree-cfg.c (verify_gimple_assign_binary):
14265 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14266 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14267 (create_general_new_stmt): Note that this function is broken.
14269 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14271 * common.opt (fhelp): Add Var(help_flag).
14272 * gcc-plugin.h (plugin_info): Add help.
14273 * plugin.c (plugin_name_args): Add help.
14274 (register_plugin_info): Set plugin->help.
14275 (print_help_one_plugin): New.
14276 (print_plugins_help): New.
14277 * plugin.h (print_plugins_help): New.
14278 * toplev.c (toplev_main): Call print_plugins_help if needed.
14280 2009-04-16 Richard Guenther <rguenther@suse.de>
14282 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14283 (gimple_ior_addresses_taken_1): New function.
14284 (gimple_ior_addresses_taken): Likewise.
14285 * gimple.h (struct gimple_statement_with_ops_base): Remove
14286 addresses_taken member.
14287 (gimple_ior_addresses_taken): Declare.
14288 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14289 gimple_set_addresses_taken): Remove.
14290 * ipa-reference.c (mark_address): New function.
14291 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14292 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14293 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14294 (gimple_add_to_addresses_taken): Remove.
14295 (get_tmr_operands): Call mark_address_taken.
14296 (get_asm_expr_operands): Likewise.
14297 (get_expr_operands): Likewise.
14298 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14299 (free_stmt_operands): Do not free it.
14300 * tree-ssa.c (delete_tree_ssa): Likewise.
14301 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14303 2009-04-16 Richard Guenther <rguenther@suse.de>
14305 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14306 (walk_stmt_load_store_ops): Likewise.
14307 * gimple.c (get_base_loadstore): New function.
14308 (walk_stmt_load_store_addr_ops): Likewise.
14309 (walk_stmt_load_store_ops): Likewise.
14310 * ipa-pure-const.c (check_op): Simplify.
14311 (check_load, check_store): New functions.
14312 (check_stmt): Use walk_stmt_load_store_ops.
14313 * ipa-reference.c (mark_load): Adjust signature.
14314 (mark_store): Likewise.
14315 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14317 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14319 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14320 (plugin_info): New.
14321 * opts.c (common_handle_option): Don't call print_version.
14322 * plugin.c (plugin_name_args): Add version.
14323 (register_plugin_info): New.
14324 (register_callback): Handle PLUGIN_INFO.
14325 (try_init_one_plugin): New.
14326 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14328 (finalize_one_plugin): New.
14329 (finalize_plugins): New.
14330 (print_one_plugin): New.
14331 (print_plugins_versions): New.
14332 * plugin.h (print_plugins_versions): New.
14333 (finalize_plugins): New.
14334 * toplev.c (compile_file): Don't call initialize_plugins.
14335 (print_version): Call print_plugins_versions.
14336 (toplev_main): Call initialize_plugins. Print version if needed.
14337 Call finalize_plugins.
14339 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14341 * common.opt (fversion): New.
14342 * gcc.c (print_version): New.
14343 (process_command): Don't print the version. Just set print_version.
14344 (main): Print version. Call subprocesses if print_version and
14345 verbose_flag are set.
14346 * opts.c (common_handle_option): Handle OPT_fversion.
14348 2009-04-16 Richard Guenther <rguenther@suse.de>
14349 Ira Rosen <irar@il.ibm.com>
14351 PR tree-optimization/39698
14352 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14353 type of the reduction variable. Only generate the def if
14356 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14357 make sure to first convert to an integer of the same precision.
14358 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14359 the type of the evolution correctly in computing the new
14360 induction variable base.
14362 2009-04-16 Richard Guenther <rguenther@suse.de>
14364 PR middle-end/39625
14365 * tree-cfg.c (make_blocks): Split statements with to-be
14366 abnormal SSA names on the lhs.
14368 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14370 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14371 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14372 * c-typeck.c (really_start_incremental_init): Likewise.
14373 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14374 (TARGET_INITIALIZER): Remove it.
14375 * target.h (struct target): Remove vector_opaque_p.
14376 * tree.c (build_opaque_vector_type): New.
14377 * tree.h (TYPE_VECTOR_OPAQUE): New.
14378 (build_opaque_vector_type): Declare.
14379 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14380 * config/rs6000/rs6000.c (build_opaque_vector_type,
14381 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14382 (rs6000_init_builtins): Use build_opaque_vector_type for
14383 opaque_V4SI_type_node.
14385 2009-04-15 Catherine Moore <clm@codesourcery.com>
14387 * debug.h (set_name): Declare.
14388 * dwarf2out.c (dwarf2out_set_name): Declare.
14389 (dwarf2_debug_hooks): Add set_name.
14390 (find_AT_string): New.
14391 (add_AT_string): Call find_AT_string.
14392 (dwarf2out_set_name): New.
14393 * cp/decl.c (grokdeclarator): Call set_name.
14394 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14395 * debug.c (do_nothing_debug_hooks): Likewise.
14396 * dbxout.c (dbx_debug_hooks): Likewise.
14397 * sdbout.c (sdb_debug_hooks): Likewise.
14399 2009-04-15 Michael Eager <eager@eagercon.com>
14401 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14402 reg for single-precision FPU.
14403 * config/rs6000/rs6000.md (movsi_internal1): Only for
14404 !TARGET_SINGLE_FPU.
14405 (movsi_internal1_single): New. Add pattern to move SI values to/from
14406 single-precision FP regs.
14408 2009-04-15 Richard Guenther <rguenther@suse.de>
14410 * omp-low.c (lower_rec_input_clauses): Build correct address
14412 (expand_omp_for_generic): Fix multiplication type.
14413 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14414 (generate_memset_zero): Fix types.
14415 * tree-profile.c (prepare_instrumented_value): Correctly
14418 2009-04-15 Ian Lance Taylor <iant@google.com>
14420 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14421 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14422 for -Wall and for -Wc++-compat.
14423 (c_common_post_options): For C++, set warn_enum_compare if not
14425 * c-tree.h (struct c_expr): Add field original_type.
14426 (build_external_ref): Update declaration.
14427 * c-parser.c (c_parser_braced_init): Set original_type.
14428 (c_parser_initelt): Likewise.
14429 (c_parser_expr_no_commas): Likewise.
14430 (c_parser_conditional_expression): Likewise.
14431 (c_parser_cast_expression): Likewise.
14432 (c_parser_unary_expression): Likewise. Pull setting of
14433 original_code to top of function.
14434 (c_parser_sizeof_expression): Set original_type.
14435 (c_parser_alignof_expression): Likewise.
14436 (c_parser_postfix_expression): Likewise. Pull setting of
14437 original_code to top of function.
14438 (c_parser_postfix_expression_after_paren_type): Set original_type.
14439 (c_parser_postfix_expression_after_primary): Likewise.
14440 (c_parser_expression): Likewise.
14441 * c-typeck.c (build_external_ref): Add type parameter. Change all
14443 (c_expr_sizeof_expr): Set original_type field.
14444 (parser_build_unary_op): Likewise.
14445 (parser_build_binary_op): Likewise. Optionally warn about
14446 comparisons of enums of different types.
14447 (digest_init): Set original_type field.
14448 (really_start_incremental_init): Likewise.
14449 (push_init_level, pop_init_level): Likewise.
14450 * doc/invoke.texi (Warning Options): -Wenum-compare now
14453 2009-04-15 Richard Guenther <rguenther@suse.de>
14455 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14456 out a necessary conversion.
14457 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14458 names we didn't value number.
14459 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14461 2009-04-15 Richard Guenther <rguenther@suse.de>
14463 PR tree-optimization/39764
14464 * tree-ssa-ccp.c (get_value): Canonicalize value with
14465 canonicalize_float_value.
14467 2009-04-15 Jan Hubicka <jh@suse.cz>
14469 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14470 Wrong version of patch.
14472 2009-04-15 Jan Hubicka <jh@suse.cz>
14474 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14476 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14478 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14479 our distinct integral and vector types.
14481 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14483 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14484 * init.c (build_vtbl_address): Remove call to assemble_external.
14486 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14488 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14489 output for other floating point modes.
14491 2009-04-14 Diego Novillo <dnovillo@google.com>
14493 * diagnostic.c (diagnostic_report_diagnostic): Do not
14494 warn about loaded plugins for DK_ERROR and DK_WARNING.
14495 * c-decl.c (declspecs_add_type): Move call to
14496 invoke_plugin_callbacks ...
14497 * c-parser.c (c_parser_declspecs): ... here.
14498 * plugin.c (dump_active_plugins): Tidy output.
14500 2009-04-14 Diego Novillo <dnovillo@google.com>
14501 Le-Chun Wu <lcwu@google.com>
14503 * configure.ac: Add --enable-plugin support.
14504 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14505 * Makefile.in (PLUGIN_H): Define.
14506 Export ENABLE_PLUGIN and GMPINC to site.exp.
14507 Add PLUGINLIBS to link command.
14508 Add/modify dependencies for plugin.o and files including plugin.h.
14510 * config.in: Regenerate.
14512 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14515 2009-04-14 Le-Chun Wu <lcwu@google.com>
14517 * tree-pass.h (register_one_dump_file): Add a prototype for
14518 register_one_dump_file.
14519 * toplev.c (compile_file): Call initialize_plugins.
14520 (do_compile): Call invoke_plugin_callbacks.
14521 (toplev_main): Call invoke_plugin_callbacks.
14522 * common.opt: Add -fplugin= and -fplugin-arg-.
14523 * gcc-plugin.h: New public header file for plugins to include.
14524 * plugin.c: New source file.
14525 * plugin.h: New internal header file.
14526 * passes.c (register_one_dump_file): Make it external.
14528 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14530 2009-04-14 Diego Novillo <dnovillo@google.com>
14532 * doc/plugins.texi: New.
14533 * doc/gccint.texi: Add reference to Plugins chapter.
14534 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14535 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14536 loaded plugins, if any.
14537 * timevar.def (TV_PLUGIN_INIT): Define.
14538 (TV_PLUGIN_RUN): Define.
14539 * plugin.c: Include timevar.h
14540 (plugins_active_p): New.
14541 (dump_active_plugins): New.
14542 (debug_active_plugins): New.
14544 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14546 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14548 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14550 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14552 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14553 the same as a minus without a shift.
14555 2009-04-14 Nick Clifton <nickc@redhat.com>
14557 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14558 comparisons with small integers will always produce a short
14561 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14564 2008-12-19 Diego Novillo <dnovillo@google.com>
14566 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14568 2009-04-14 Richard Guenther <rguenther@suse.de>
14570 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14572 (verify_gimple_assign_binary): Likewise. Handle shifts and
14574 (verify_gimple_phi): Print the mismatched argument position.
14575 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14577 (vect_update_init_of_dr): Likewise.
14578 * matrix-reorg.c (transform_access_sites): Do what the
14580 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14582 2009-04-13 Michael Eager <eager@eagercon.com>
14584 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14585 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14586 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14587 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14588 remove duplicate config
14590 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14592 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14593 file_name:line_number type locator of the call site.
14595 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14597 * genautomata.c: Put blank after comma.
14598 (automaton_decls): New.
14599 (struct unit_usage): Add comments to member next.
14600 (store_alt_unit_usage): Keep the list ordered.
14601 (unit_present_on_list_p, equal_alternatives_p): New.
14602 (check_regexp_units_distribution): Check units distribution
14603 correctness correctly.
14604 (main): Don't write automata if error is found. Return correct
14607 * config/m68k/cf.md (cfv4_ds): Remove.
14608 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14609 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14611 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14612 power4-load-ext, power4-store, power4-store-update,
14613 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14614 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14615 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14616 power4-sqrt, power4-isync): Modify reservation to make correct
14617 unit distribution to automata.
14619 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14620 power5-store-update, power5-two, power5-three, power5-lmul,
14621 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14623 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14625 * except.c (pass_set_nothrow_function_flags): Set name and add
14627 (set_nothrow_function_flags): Mention in the dump file when
14628 changing a function to nothrow.
14630 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14633 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14634 instead of unsigned long.
14636 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14638 * config/arm/arm.c (return_used_this_function): Remove.
14639 (arm_output_function_prologue): Remove use of
14640 return_used_this_function.
14641 (output_return_instruction): Replace use of
14642 return_used_this_function
14643 by cfun->machine->return_used_this_function.
14644 (arm_output_epilogue): Likewise.
14645 (arm_output_function_epilogue): Likewise.
14646 (thumb_unexpanded_epilogue): Likewise.
14647 * config/arm/arm.h (struct machine_function):
14648 New member return_used_this_function.
14650 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14652 * doc/install.texi: Correct description of default directory for
14653 --with-gxx-include-dir.
14655 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14657 * fold-const.c (build_range_check): Properly deal with enumeral and
14658 boolean base types.
14660 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14662 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14663 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14664 * params.h (MAX_GCSE_PASSES): Remove.
14665 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14666 in sequence. Remove ability to run multiple passes.
14667 (bypass_jumps): Report run as third CPROP pass.
14669 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14671 PR middle-end/39651
14672 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14673 when deciding whether the whole SEQUENCE can throw.
14675 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14678 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14679 offseted label references.
14681 2009-04-11 Jan Hubicka <jh@suse.cz>
14683 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14685 2009-04-11 Richard Guenther <rguenther@suse.de>
14687 PR middle-end/39732
14688 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14689 return variables as TREE_ADDRESSABLE.
14691 2009-04-11 Richard Guenther <rguenther@suse.de>
14693 PR tree-optimization/39713
14694 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14695 reference trees have SSA_NAME operands.
14697 2009-04-11 Richard Guenther <rguenther@suse.de>
14700 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14701 address expressions.
14703 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14705 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14706 match changes in Cygwin 1.7
14707 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14708 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14710 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14712 PR tree-optimization/39701
14713 * doc/invoke.texi (Optimization Options): Document change in
14714 meaning and initialization of -fdelete-null-pointer-checks.
14716 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14718 PR middle-end/39701
14719 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14721 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14724 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14726 2009-04-10 Chao-ying Fu <fu@mips.com>
14728 * doc/tm.texi (Instruction Output): Document
14729 TARGET_ASM_FINAL_POSTSCAN_INSN.
14730 * target.h (final_postscan_insn): New field in asm_out.
14731 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14732 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14733 * final.c (final_scan_insn): Call
14734 targetm.asm_out.final_postscan_insn after outputting
14735 an asm macro and a normal instruction.
14737 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14738 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14739 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14740 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14741 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14743 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14745 PR middle-end/39701
14746 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14747 variables as non-NULL even with -fdelete-null-pointer-checks.
14749 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14751 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14753 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14756 * config/i386/i386.c (classify_argument): Handle SCmode with
14757 (bit_offset % 64) != 0.
14759 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14761 * doc/invoke.texi (Optimize Options): Add cross-reference to
14762 -Q --help=optimizers examples.
14764 2009-04-10 Ben Elliston <bje@au.ibm.com>
14767 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14768 regalign for the reg == fpr and TDmode case.
14770 2009-04-09 David Ayers <ayers@fsfe.org>
14773 * objc/objc-act.c (warn_with_method): Remove helper function.
14774 (check_duplicates): Call warning and inform directly.
14775 (really_start_method): Likewise.
14777 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14779 * expmed.c (expand_divmod): Always use a comparison for a division
14780 by a large unsigned integer.
14782 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14783 for things others than variables or functions as nonzero.
14785 2009-04-09 Nick Clifton <nickc@redhat.com>
14787 * unwind-compat.c: Change copyright header to refer to version
14788 3 of the GNU General Public License with version 3.1 of the
14789 GCC Runtime Library Exception and to point readers at the
14790 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14791 * config/alpha/crtfastmath.c: Likewise.
14792 * config/alpha/linux-unwind.h: Likewise.
14793 * config/alpha/qrnnd.asm: Likewise.
14794 * config/alpha/vms-crt0-64.c: Likewise.
14795 * config/alpha/vms-crt0.c: Likewise.
14796 * config/alpha/vms-dwarf2.asm: Likewise.
14797 * config/alpha/vms-dwarf2eh.asm: Likewise.
14798 * config/alpha/vms-psxcrt0-64.c: Likewise.
14799 * config/alpha/vms-psxcrt0.c: Likewise.
14800 * config/alpha/vms_tramp.asm: Likewise.
14801 * config/arc/initfini.c: Likewise.
14802 * config/arc/lib1funcs.asm: Likewise.
14803 * config/arm/bpabi-v6m.S: Likewise.
14804 * config/arm/bpabi.S: Likewise.
14805 * config/arm/bpabi.c: Likewise.
14806 * config/arm/crti.asm: Likewise.
14807 * config/arm/crtn.asm: Likewise.
14808 * config/arm/ieee754-df.S: Likewise.
14809 * config/arm/ieee754-sf.S: Likewise.
14810 * config/arm/lib1funcs.asm: Likewise.
14811 * config/arm/libunwind.S: Likewise.
14812 * config/arm/linux-atomic.c: Likewise.
14813 * config/arm/mmintrin.h: Likewise.
14814 * config/arm/pr-support.c: Likewise.
14815 * config/arm/unaligned-funcs.c: Likewise.
14816 * config/arm/unwind-arm.c: Likewise.
14817 * config/arm/unwind-arm.h: Likewise.
14818 * config/avr/libgcc.S: Likewise.
14819 * config/bfin/crti.s: Likewise.
14820 * config/bfin/crtlibid.s: Likewise.
14821 * config/bfin/crtn.s: Likewise.
14822 * config/bfin/lib1funcs.asm: Likewise.
14823 * config/bfin/linux-unwind.h: Likewise.
14824 * config/cris/arit.c: Likewise.
14825 * config/cris/cris_abi_symbol.c: Likewise.
14826 * config/darwin-64.c: Likewise.
14827 * config/darwin-crt2.c: Likewise.
14828 * config/darwin-crt3.c: Likewise.
14829 * config/darwin.h: Likewise.
14830 * config/dbxelf.h: Likewise.
14831 * config/dfp-bit.c: Likewise.
14832 * config/dfp-bit.h: Likewise.
14833 * config/elfos.h: Likewise.
14834 * config/fixed-bit.c: Likewise.
14835 * config/fixed-bit.h: Likewise.
14836 * config/fp-bit.c: Likewise.
14837 * config/fp-bit.h: Likewise.
14838 * config/fr30/crti.asm: Likewise.
14839 * config/fr30/crtn.asm: Likewise.
14840 * config/fr30/lib1funcs.asm: Likewise.
14841 * config/freebsd-spec.h: Likewise.
14842 * config/frv/cmovd.c: Likewise.
14843 * config/frv/cmovh.c: Likewise.
14844 * config/frv/cmovw.c: Likewise.
14845 * config/frv/frvbegin.c: Likewise.
14846 * config/frv/frvend.c: Likewise.
14847 * config/frv/lib1funcs.asm: Likewise.
14848 * config/glibc-stdint.h: Likewise.
14849 * config/h8300/clzhi2.c: Likewise.
14850 * config/h8300/crti.asm: Likewise.
14851 * config/h8300/crtn.asm: Likewise.
14852 * config/h8300/ctzhi2.c: Likewise.
14853 * config/h8300/fixunssfsi.c: Likewise.
14854 * config/h8300/lib1funcs.asm: Likewise.
14855 * config/h8300/parityhi2.c: Likewise.
14856 * config/h8300/popcounthi2.c: Likewise.
14857 * config/i386/ammintrin.h: Likewise.
14858 * config/i386/att.h: Likewise.
14859 * config/i386/avxintrin.h: Likewise.
14860 * config/i386/biarch64.h: Likewise.
14861 * config/i386/bmmintrin.h: Likewise.
14862 * config/i386/cpuid.h: Likewise.
14863 * config/i386/cross-stdarg.h: Likewise.
14864 * config/i386/crtfastmath.c: Likewise.
14865 * config/i386/crtprec.c: Likewise.
14866 * config/i386/cygming-crtbegin.c: Likewise.
14867 * config/i386/cygming-crtend.c: Likewise.
14868 * config/i386/cygwin.asm: Likewise.
14869 * config/i386/emmintrin.h: Likewise.
14870 * config/i386/gmm_malloc.h: Likewise.
14871 * config/i386/gthr-win32.c: Likewise.
14872 * config/i386/i386.h: Likewise.
14873 * config/i386/immintrin.h: Likewise.
14874 * config/i386/linux-unwind.h: Likewise.
14875 * config/i386/linux64.h: Likewise.
14876 * config/i386/mm3dnow.h: Likewise.
14877 * config/i386/mmintrin-common.h: Likewise.
14878 * config/i386/mmintrin.h: Likewise.
14879 * config/i386/nmmintrin.h: Likewise.
14880 * config/i386/pmm_malloc.h: Likewise.
14881 * config/i386/pmmintrin.h: Likewise.
14882 * config/i386/smmintrin.h: Likewise.
14883 * config/i386/sol2-c1.asm: Likewise.
14884 * config/i386/sol2-ci.asm: Likewise.
14885 * config/i386/sol2-cn.asm: Likewise.
14886 * config/i386/sol2-gc1.asm: Likewise.
14887 * config/i386/tmmintrin.h: Likewise.
14888 * config/i386/unix.h: Likewise.
14889 * config/i386/w32-unwind.h: Likewise.
14890 * config/i386/wmmintrin.h: Likewise.
14891 * config/i386/x86-64.h: Likewise.
14892 * config/i386/x86intrin.h: Likewise.
14893 * config/i386/xmmintrin.h: Likewise.
14894 * config/ia64/crtbegin.asm: Likewise.
14895 * config/ia64/crtend.asm: Likewise.
14896 * config/ia64/crtfastmath.c: Likewise.
14897 * config/ia64/crti.asm: Likewise.
14898 * config/ia64/crtn.asm: Likewise.
14899 * config/ia64/fde-glibc.c: Likewise.
14900 * config/ia64/lib1funcs.asm: Likewise.
14901 * config/ia64/linux-unwind.h: Likewise.
14902 * config/ia64/quadlib.c: Likewise.
14903 * config/ia64/unwind-ia64.c: Likewise.
14904 * config/linux.h: Likewise.
14905 * config/m32c/m32c-lib1.S: Likewise.
14906 * config/m32c/m32c-lib2-trapv.c: Likewise.
14907 * config/m32c/m32c-lib2.c: Likewise.
14908 * config/m32r/initfini.c: Likewise.
14909 * config/m68hc11/larith.asm: Likewise.
14910 * config/m68hc11/m68hc11-crt0.S: Likewise.
14911 * config/m68k/cf.md: Likewise.
14912 * config/m68k/crti.s: Likewise.
14913 * config/m68k/crtn.s: Likewise.
14914 * config/m68k/lb1sf68.asm: Likewise.
14915 * config/m68k/linux-unwind.h: Likewise.
14916 * config/mcore/crti.asm: Likewise.
14917 * config/mcore/crtn.asm: Likewise.
14918 * config/mcore/lib1.asm: Likewise.
14919 * config/mips/linux-unwind.h: Likewise.
14920 * config/mips/loongson.h: Likewise.
14921 * config/mips/mips16.S: Likewise.
14922 * config/mmix/crti.asm: Likewise.
14923 * config/mmix/crtn.asm: Likewise.
14924 * config/pa/fptr.c: Likewise.
14925 * config/pa/hpux-unwind.h: Likewise.
14926 * config/pa/lib2funcs.asm: Likewise.
14927 * config/pa/linux-atomic.c: Likewise.
14928 * config/pa/linux-unwind.h: Likewise.
14929 * config/pa/milli64.S: Likewise.
14930 * config/pa/quadlib.c: Likewise.
14931 * config/pa/stublib.c: Likewise.
14932 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14933 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14934 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14935 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14936 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14937 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14938 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14939 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14940 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14941 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14942 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14943 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14944 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14945 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14946 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14947 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14948 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14949 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14950 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14951 * config/rs6000/750cl.h: Likewise.
14952 * config/rs6000/altivec.h: Likewise.
14953 * config/rs6000/biarch64.h: Likewise.
14954 * config/rs6000/crtresfpr.asm: Likewise.
14955 * config/rs6000/crtresgpr.asm: Likewise.
14956 * config/rs6000/crtresxfpr.asm: Likewise.
14957 * config/rs6000/crtresxgpr.asm: Likewise.
14958 * config/rs6000/crtsavfpr.asm: Likewise.
14959 * config/rs6000/crtsavgpr.asm: Likewise.
14960 * config/rs6000/darwin-asm.h: Likewise.
14961 * config/rs6000/darwin-fallback.c: Likewise.
14962 * config/rs6000/darwin-fpsave.asm: Likewise.
14963 * config/rs6000/darwin-ldouble.c: Likewise.
14964 * config/rs6000/darwin-tramp.asm: Likewise.
14965 * config/rs6000/darwin-unwind.h: Likewise.
14966 * config/rs6000/darwin-vecsave.asm: Likewise.
14967 * config/rs6000/darwin-world.asm: Likewise.
14968 * config/rs6000/e500crtres32gpr.asm: Likewise.
14969 * config/rs6000/e500crtres64gpr.asm: Likewise.
14970 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14971 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14972 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14973 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14974 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14975 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14976 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14977 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14978 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14979 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14980 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14981 * config/rs6000/eabi-ci.asm: Likewise.
14982 * config/rs6000/eabi-cn.asm: Likewise.
14983 * config/rs6000/eabi.asm: Likewise.
14984 * config/rs6000/linux-unwind.h: Likewise.
14985 * config/rs6000/linux64.h: Likewise.
14986 * config/rs6000/paired.h: Likewise.
14987 * config/rs6000/paired.md: Likewise.
14988 * config/rs6000/ppc64-fp.c: Likewise.
14989 * config/rs6000/ppu_intrinsics.h: Likewise.
14990 * config/rs6000/rs6000.h: Likewise.
14991 * config/rs6000/si2vmx.h: Likewise.
14992 * config/rs6000/sol-ci.asm: Likewise.
14993 * config/rs6000/sol-cn.asm: Likewise.
14994 * config/rs6000/spe.h: Likewise.
14995 * config/rs6000/spu2vmx.h: Likewise.
14996 * config/rs6000/sysv4.h: Likewise.
14997 * config/rs6000/tramp.asm: Likewise.
14998 * config/rs6000/vec_types.h: Likewise.
14999 * config/s390/linux-unwind.h: Likewise.
15000 * config/s390/tpf-unwind.h: Likewise.
15001 * config/score/crti.asm: Likewise.
15002 * config/score/crtn.asm: Likewise.
15003 * config/sh/crt1.asm: Likewise.
15004 * config/sh/crti.asm: Likewise.
15005 * config/sh/crtn.asm: Likewise.
15006 * config/sh/divtab-sh4-300.c: Likewise.
15007 * config/sh/divtab-sh4.c: Likewise.
15008 * config/sh/divtab.c: Likewise.
15009 * config/sh/lib1funcs-4-300.asm: Likewise.
15010 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15011 * config/sh/lib1funcs.asm: Likewise.
15012 * config/sh/lib1funcs.h: Likewise.
15013 * config/sh/linux-atomic.asm: Likewise.
15014 * config/sh/linux-unwind.h: Likewise.
15015 * config/sh/shmedia.h: Likewise.
15016 * config/sh/sshmedia.h: Likewise.
15017 * config/sh/ushmedia.h: Likewise.
15018 * config/sparc/crtfastmath.c: Likewise.
15019 * config/sparc/linux-unwind.h: Likewise.
15020 * config/sparc/sol2-c1.asm: Likewise.
15021 * config/sparc/sol2-ci.asm: Likewise.
15022 * config/sparc/sol2-cn.asm: Likewise.
15023 * config/spu/divmodti4.c: Likewise.
15024 * config/spu/divv2df3.c: Likewise.
15025 * config/spu/float_disf.c: Likewise.
15026 * config/spu/float_unsdidf.c: Likewise.
15027 * config/spu/float_unsdisf.c: Likewise.
15028 * config/spu/float_unssidf.c: Likewise.
15029 * config/spu/mfc_multi_tag_release.c: Likewise.
15030 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15031 * config/spu/mfc_tag_release.c: Likewise.
15032 * config/spu/mfc_tag_reserve.c: Likewise.
15033 * config/spu/mfc_tag_table.c: Likewise.
15034 * config/spu/multi3.c: Likewise.
15035 * config/spu/spu_internals.h: Likewise.
15036 * config/spu/spu_intrinsics.h: Likewise.
15037 * config/spu/spu_mfcio.h: Likewise.
15038 * config/spu/vec_types.h: Likewise.
15039 * config/spu/vmx2spu.h: Likewise.
15040 * config/stormy16/stormy16-lib2.c: Likewise.
15041 * config/svr4.h: Likewise.
15042 * config/sync.c: Likewise.
15043 * config/v850/lib1funcs.asm: Likewise.
15044 * config/vxlib-tls.c: Likewise.
15045 * config/vxlib.c: Likewise.
15046 * config/vxworks-dummy.h: Likewise.
15047 * config/xtensa/crti.asm: Likewise.
15048 * config/xtensa/crtn.asm: Likewise.
15049 * config/xtensa/ieee754-df.S: Likewise.
15050 * config/xtensa/ieee754-sf.S: Likewise.
15051 * config/xtensa/lib1funcs.asm: Likewise.
15052 * config/xtensa/lib2funcs.S: Likewise.
15053 * config/xtensa/linux-unwind.h: Likewise.
15054 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15055 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15056 * coretypes.h: Likewise.
15057 * crtstuff.c: Likewise.
15058 * defaults.h: Likewise.
15059 * dwarf2.h: Likewise.
15060 * emutls.c: Likewise.
15061 * gbl-ctors.h: Likewise.
15062 * gcov-io.h: Likewise.
15063 * ginclude/float.h: Likewise.
15064 * ginclude/iso646.h: Likewise.
15065 * ginclude/stdarg.h: Likewise.
15066 * ginclude/stdbool.h: Likewise.
15067 * ginclude/stddef.h: Likewise.
15068 * ginclude/stdfix.h: Likewise.
15069 * ginclude/stdint-gcc.h: Likewise.
15070 * ginclude/tgmath.h: Likewise.
15071 * gthr-aix.h: Likewise.
15072 * gthr-dce.h: Likewise.
15073 * gthr-gnat.c: Likewise.
15074 * gthr-gnat.h: Likewise.
15075 * gthr-lynx.h: Likewise.
15076 * gthr-mipssde.h: Likewise.
15077 * gthr-nks.h: Likewise.
15078 * gthr-posix.c: Likewise.
15079 * gthr-posix.h: Likewise.
15080 * gthr-posix95.h: Likewise.
15081 * gthr-rtems.h: Likewise.
15082 * gthr-single.h: Likewise.
15083 * gthr-solaris.h: Likewise.
15084 * gthr-tpf.h: Likewise.
15085 * gthr-vxworks.h: Likewise.
15086 * gthr-win32.h: Likewise.
15087 * gthr.h: Likewise.
15088 * libgcc2.c: Likewise.
15089 * libgcc2.h: Likewise.
15090 * libgcov.c: Likewise.
15091 * tsystem.h: Likewise.
15092 * typeclass.h: Likewise.
15093 * unwind-c.c: Likewise.
15094 * unwind-compat.h: Likewise.
15095 * unwind-dw2-fde-compat.c: Likewise.
15096 * unwind-dw2-fde-darwin.c: Likewise.
15097 * unwind-dw2-fde-glibc.c: Likewise.
15098 * unwind-dw2-fde.c: Likewise.
15099 * unwind-dw2-fde.h: Likewise.
15100 * unwind-dw2.c: Likewise.
15101 * unwind-dw2.h: Likewise.
15102 * unwind-generic.h: Likewise.
15103 * unwind-pe.h: Likewise.
15104 * unwind-sjlj.c: Likewise.
15105 * unwind.inc: Likewise.
15106 * config/arm/neon-gen.ml: Change generated copyright header to
15107 refer to version 3 of the GNU General Public License with
15108 version 3.1 of the GCC Runtime Library Exception and to point
15109 readers at the COPYING3 and COPYING3.RUNTIME files and the
15110 FSF's license web page.
15111 * config/arm/arm_neon.h: Regenerate.
15113 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15115 * config/cris/cris.md: Change copyright header to refer to version
15116 3 of the GNU General Public License.
15117 * doc/install.texi2html: Change copyright header to refer to version
15118 3 of the GNU General Public License and to point readers at the
15119 COPYING3 file and the FSF's license web page.
15120 * config/vax/linux.h: Likewise.
15122 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15124 * config/i386/i386.md (cmpcc): New.
15125 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15126 (sync_compare_and_swap_cc*): Delete.
15128 * config/s390/s390.c (s390_compare_emitted): Remove.
15129 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15130 s390_compare_emitted used to be handled. Assert that modes match.
15131 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15132 refer to sync_compare_and_swap_ccsi.
15133 * config/s390/s390.h (s390_compare_emitted): Remove.
15134 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15135 instead of s390_compare_emitted.
15136 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15137 instead of s390_compare_emitted.
15138 * config/s390/s390.md (cmpcc): New.
15139 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15140 CC_REGNUM, do not pretend it's set.
15141 (sync_compare_and_swap_cc*): Delete.
15142 * config/s390/predicates.md (cc_reg_operand): New.
15144 * expr.c (sync_compare_and_swap_cc): Delete.
15145 * optabs.h (sync_compare_and_swap_cc): Delete.
15146 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15147 is being used with can_compare_p.
15148 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15149 (find_cc_set): New.
15150 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15151 look for a MODE_CC set instead. Use emit_store_flag.
15152 (expand_compare_and_swap_loop): Likewise, with some additional
15153 complication to avoid a force_reg when useless. Use
15154 emit_cmp_and_jump_insns.
15155 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15156 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15157 sync_compare_and_swap documentation.
15159 2009-04-09 Jan Hubicka <jh@suse.cz>
15161 * except.c (find_prev_try): Break out from ....
15162 (duplicate_eh_regions): ... here; properly update prev_try pointers
15163 when duplication part of tree.
15164 (dump_eh_tree): Improve dumping.
15165 (verify_eh_region): New.
15166 (verify_eh_tree): Use it.
15168 2009-04-06 Richard Guenther <rguenther@suse.de>
15170 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15171 &ARRAY addresses by adjusting their types and prepending
15173 * tree-cfg.c (verify_gimple_assign_single): Verify that
15174 addresses are correct.
15176 2009-04-09 Richard Guenther <rguenther@suse.de>
15178 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15179 indices into an array reference if possible.
15180 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15181 Fold POINTER_PLUS_EXPR statements with invariant address.
15183 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15186 * config.gcc (powerpc64-*-linux*): Always build biarch.
15188 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15191 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15192 it and pedwarn if this results in an INTEGER_CST.
15194 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15196 * doc/install.texi: Update minimum GMP version. Remove obsolete
15197 text in MPFR section.
15199 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15201 * dwarf2out.c (class_scope_p): New static inline.
15202 (class_or_namespace_scope_p): Use it.
15203 (gen_variable_die): Use DW_TAG_member tag for static data member
15204 declarations instead of DW_TAG_variable.
15206 PR middle-end/39573
15207 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15210 2009-04-08 Richard Guenther <rguenther@suse.de>
15212 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15213 valueize random data.
15215 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15217 * config.gcc (aix tm_file): Add aix-stdint.h.
15218 (aix tm clause use_gcc_stdint): Set to wrap.
15219 * config/rs6000/aix-stdint.h: New file.
15221 2009-04-08 Richard Guenther <rguenther@suse.de>
15223 PR middle-end/36291
15224 * tree-dfa.c (add_referenced_var): Do not recurse into
15225 global initializers.
15226 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15228 (fold_const_aggregate_ref): Likewise.
15230 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15232 * recog.c (ordered_comparison_operator): New.
15233 * gensupport.c (std_preds): Add it.
15234 * doc/md.texi (Machine-Independent Predicates): Document it.
15236 2009-04-08 Jan Hubicka <jh@suse.cz>
15238 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15239 * function.h (rtl_eh): Remove exception_handler_label_map.
15240 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15241 remove_exception_handler_label, for_each_eh_label_1): Remove.
15242 (rtl_remove_unreachable_regions): Remove.
15243 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15244 (find_exception_handler_labels): Don't build the hashtable.
15245 (maybe_remove_eh_handler): Remove.
15246 (for_each_eh_label): Rewrite to walk the tree.
15247 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15248 * except.h (maybe_remove_eh_handler): Remove.
15249 * passes.c (init_optimization_passes): Schedule second EH cleanup
15251 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15252 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15254 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15256 * genoutput.c (validate_optab_operands): New.
15257 (gen_insn, gen_expand): Call it.
15259 * genflags.c (gen_insn): Detect misused iterators.
15260 (main): Pass line_no to gen_insn, exit with status 1 on error.
15262 * genextract.c (line_no): Make global.
15263 (VEC_safe_set_locstr): Change assertion to error message.
15264 (main): Exit with status 1 on error.
15266 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15270 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15271 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15272 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15273 * c-convert.c (convert): Do not call fold on results of conversion
15274 functions when the result is a C_MAYBE_CONST_EXPR.
15275 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15276 of __builtin_choose_expr.
15277 * c-typeck.c (remove_c_maybe_const_expr): New.
15278 (build_unary_op, build_conditional_expr, build_compound_expr,
15279 build_binary_op, c_objc_common_truthvalue_conversion): Call
15280 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15283 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15285 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15286 CODE to produce a new one. Add a prototype to use fold_convert_const
15288 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15291 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15292 mix declarations and code.
15294 2009-04-08 Ben Elliston <bje@au.ibm.com>
15296 * gcc.c: Replace `CC' with `GCC' throughout.
15298 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15300 * doc/invoke.texi: Document Atom support.
15302 2009-04-07 Jason Merrill <jason@redhat.com>
15305 * c-common.h, c-common.c: Add flag_pretty_templates.
15306 * c-opts.c (c_common_handle_option): Set it.
15307 * c.opt: Add -fno-pretty-templates.
15308 * doc/invoke.texi (C++ Dialect Options): Likewise.
15310 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15312 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15313 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15314 (ia64_expand_builtin): Likewise.
15316 2009-04-07 Martin Jambor <mjambor@suse.cz>
15318 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15319 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15320 ADDR_EXPRS are include too.
15322 2009-04-07 Richard Guenther <rguenther@suse.de>
15324 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15325 decls are only used if passes as parameters or if they are
15326 local statics and the call is not to a builtin.
15327 (call_may_clobber_ref_p_1): Likewise.
15329 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15331 * expr.c (do_store_flag): Remove last argument. Simplify code
15332 to avoid duplication of tests already done by can_compare_p.
15333 (expand_expr_real_1): Adjust caller.
15335 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15337 * optabs.c (can_compare_p): Test the predicate of a
15338 cbranch and cstore pattern.
15340 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15342 * expr.c (convert_move): Use emit_store_flag instead of
15345 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15347 * config/i386/i386.c (ix86_compare_emitted): Remove.
15348 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15349 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15350 * config/i386/i386.h (ix86_compare_emitted): Remove.
15351 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15352 instead of ix86_compare_emitted.
15353 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15355 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15357 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15358 Add t-sysroot-suffix to tmake_file.
15359 * config/print-sysroot-suffix.sh: New file.
15360 * config/t-sysroot-suffix: New file.
15362 2009-04-07 Ben Elliston <bje@au.ibm.com>
15364 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15365 as the latter produces a warning when the target does not support
15368 2009-04-07 Ben Elliston <bje@au.ibm.com>
15370 * dfp.c: Replace type punning assignments with memcpy throughout.
15371 * Makefile.in (dfp.o-warn): Remove.
15373 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15376 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15377 Include soft-fp/t-softfp after rs6000/t-linux64.
15379 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15381 * stor-layout.c (set_sizetype): Use the full precision of their
15382 machine mode for bitsize types.
15384 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15386 * config/i386/i386.md: Revert 2 accidental checkins.
15388 2009-04-06 Joey Ye <joey.ye@intel.com>
15389 Xuepeng Guo <xuepeng.guo@intel.com>
15390 H.J. Lu <hongjiu.lu@intel.com>
15392 Atom pipeline model, tuning and insn selection.
15393 * config.gcc (atom): Add atom config options and target.
15395 * config/i386/atom.md: New.
15397 * config/i386/i386.c (atom_cost): New cost.
15398 (m_ATOM): New macro flag.
15399 (initial_ix86_tune_features): Set m_ATOM.
15400 (x86_accumulate_outgoing_args): Likewise.
15401 (x86_arch_always_fancy_math_387): Likewise.
15402 (processor_target): Add Atom cost.
15403 (cpu_names): Add Atom cpu name.
15404 (override_options): Set Atom ISA.
15405 (ix86_issue_rate): New case PROCESSOR_ATOM.
15406 (ix86_adjust_cost): Likewise.
15408 * config/i386/i386.h (TARGET_ATOM): New target macro.
15409 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15410 (TARGET_OPT_AGU): New target option.
15411 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15412 (processor_type): Add PROCESSOR_ATOM.
15414 * config/i386/i386.md (cpu): Add new value "atom".
15415 (use_carry, movu): New attr.
15416 (atom.md): Include atom.md.
15417 (adddi3_carry_rex64): Set attr "use_carry".
15418 (addqi3_carry): Likewise.
15419 (addhi3_carry): Likewise.
15420 (addsi3_carry): Likewise.
15421 (*addsi3_carry_zext): Likewise.
15422 (subdi3_carry_rex64): Likewise.
15423 (subqi3_carry): Likewise.
15424 (subhi3_carry): Likewise.
15425 (subsi3_carry): Likewise.
15426 (x86_movdicc_0_m1_rex64): Likewise.
15427 (*x86_movdicc_0_m1_se): Likewise.
15428 (x86_movsicc_0_m1): Likewise.
15429 (*x86_movsicc_0_m1_se): Likewise.
15430 (*adddi_1_rex64): Emit add insn as much as possible.
15431 (*addsi_1): Likewise.
15432 (return_internal): Set atom_unit.
15433 (return_internal_long): Likewise.
15434 (return_pop_internal): Likewise.
15435 (*rcpsf2_sse): Set atom_sse_attr attr.
15436 (*qrt<mode>2_sse): Likewise.
15437 (*prefetch_sse): Likewise.
15439 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15441 (ix86_target_macros_internal): Likewise.
15443 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15444 (*prefetch_sse_rex): Likewise.
15445 (sse_rcpv4sf2): Likewise.
15446 (sse_vmrcpv4sf2): Likewise.
15447 (sse_sqrtv4sf2): Likewise.
15448 (<sse>_vmsqrt<mode>2): Likewise.
15449 (sse_ldmxcsr): Likewise.
15450 (sse_stmxcsr): Likewise.
15451 (*sse_sfence): Likewise.
15452 (sse2_clflush): Likewise.
15453 (*sse2_mfence): Likewise.
15454 (*sse2_lfence): Likewise.
15455 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15456 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15457 (avx_movdqu<avxmodesuffix>): Likewise.
15458 (avx_lddqu<avxmodesuffix>): Likewise.
15459 (sse2_movntv2di): Change attr "type" to "ssemov".
15460 (sse2_movntsi): Likewise.
15461 (rsqrtv8sf2): Change attr "type" to "sseadd".
15462 (sse3_addsubv2df3): Set attr "atom_unit".
15463 (sse3_h<plusminus_insn>v4sf3): Likewise.
15464 (*sse2_pmaddwd): Likewise.
15465 (*vec_extractv2di_1_rex64): Likewise.
15466 (*vec_extractv2di_1_avx): Likewise.
15467 (sse2_psadbw): Likewise.
15468 (ssse3_phaddwv8hi3): Likewise.
15469 (ssse3_phaddwv4hi3): Likewise.
15470 (ssse3_phadddv4si3): Likewise.
15471 (ssse3_phadddv2si3): Likewise.
15472 (ssse3_phaddswv8hi3): Likewise.
15473 (ssse3_phaddswv4hi3): Likewise.
15474 (ssse3_phsubwv8hi3): Likewise.
15475 (ssse3_phsubwv4hi3): Likewise.
15476 (ssse3_phsubdv4si3): Likewise.
15477 (ssse3_phsubdv2si3): Likewise.
15478 (ssse3_phsubswv8hi3): Likewise.
15479 (ssse3_phsubswv4hi3): Likewise.
15480 (ssse3_pmaddubsw128): Likewise.
15481 (sse3_pmaddubsw: Likewise.
15482 (ssse3_palignrti): Likewise.
15483 (ssse3_palignrdi): Likewise.
15485 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15487 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15489 2009-04-06 Richard Guenther <rguenther@suse.de>
15491 PR tree-optimization/28868
15492 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15493 of which PHI results we inserted.
15494 (insert_into_preds_of_block): Record inserted PHIs.
15495 (eliminate): Eliminate redundant PHI nodes.
15496 (init_pre): Init inserted_phi_names.
15498 2009-04-06 Richard Guenther <rguenther@suse.de>
15500 PR tree-optimization/39643
15501 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15502 IMAGPART_EXPRs of complex constants.
15503 (execute_fold_all_builtins): If we folded a call queue
15504 TODO_update_address_taken.
15506 2009-04-06 Jan Hubicka <jh@suse.cz>
15508 PR middle-end/39659
15509 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15512 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15514 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15516 (ic_invalidate_array): Likewise.
15518 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15520 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15521 alignment for library calls.
15523 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15525 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15526 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15527 * config/i386/mingw-stdint.h: New file.
15529 2009-04-05 Richard Guenther <rguenther@suse.de>
15531 PR tree-optimization/39648
15532 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15533 our &A vs. &A[0] IL deficiencies.
15535 2009-04-04 Jan Hubicka <jh@suse.cz>
15537 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15538 removed toplevel regions.
15539 (sjlj_mark_call_sites): Likewise.
15541 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15543 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15544 (cygwin tm clause use_gcc_stdint): Set to wrap.
15545 * config/i386/cygwin-stdint.h: New file.
15547 2009-04-04 Richard Guenther <rguenther@suse.de>
15549 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15550 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15551 single-argument PHIs if we are in loop-closed SSA form.
15552 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15553 for the pre-condition.
15554 (slpeel_tree_peel_loop_to_edge): Likewise.
15555 (vect_build_loop_niters): Take an optional sequence to append stmts.
15556 (vect_generate_tmps_on_preheader): Likewise.
15557 (vect_do_peeling_for_loop_bound): Take extra guards for the
15559 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15560 the cost model check.
15561 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15562 guards if we are going to peel. Do not apply versioning in that case.
15563 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15564 (vect_do_peeling_for_loop_bound): Likewise.
15565 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15566 loop bound only record extra pre-conditions, do not apply loop
15569 2009-04-04 Richard Guenther <rguenther@suse.de>
15571 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15574 2009-04-04 Jan Hubicka <jh@suse.cz>
15576 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15577 last_basic_block for size of bb->index indexed array.
15578 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15579 compute_out, link_btr_uses, build_btr_def_use_webs,
15580 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15582 2009-04-04 Jan Hubicka <jh@suse.cz>
15584 * except.c (remove_eh_handler_and_replace): Break out from ...
15585 (remove_eh_handler): ... here.
15586 (bring_to_root): New function.
15587 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15588 handled ones, bring others to root of tree.
15590 2009-04-04 Jan Hubicka <jh@suse.cz>
15592 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15593 (all_phis_safe_to_merge): New function.
15594 (update_info): New structure.
15595 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15596 (cleanup_empty_eh): Update SSA if possible.
15598 2009-04-04 Richard Guenther <rguenther@suse.de>
15600 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15601 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15602 (append_vuse): Likewise.
15604 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15606 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15607 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15608 instead of REG_UNSAVED for DW_CFA_undefined.
15609 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15610 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15613 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15616 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15617 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15618 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15620 2009-04-04 Richard Guenther <rguenther@suse.de>
15622 PR tree-optimization/8781
15623 PR tree-optimization/37892
15624 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15625 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15626 (valueize_refs): Call it for *& valueizations.
15627 (shared_reference_ops_from_ref): Rename to ...
15628 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15629 (shared_reference_ops_from_call): Rename to ...
15630 (valueize_shared_reference_ops_from_call): ... this and valueize.
15631 (vn_reference_lookup): Update.
15632 (visit_reference_op_call): Likewise.
15633 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15634 (eliminate): Value-replace the call address in call statements.
15636 2009-04-04 Richard Guenther <rguenther@suse.de>
15638 PR tree-optimization/39636
15639 * tree-ssa-forwprop.c
15640 (forward_propagate_addr_into_variable_array_index): Check for
15641 GIMPLE_ASSIGN before accessing the rhs code.
15643 2009-04-03 Jason Merrill <jason@redhat.com>
15645 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15647 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15649 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15650 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15651 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15652 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15653 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15654 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15655 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15656 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15657 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15658 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15659 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15660 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15661 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15662 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15663 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15664 Use fr_reg_or_fp01_operand instead of fr_register_operand
15666 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15667 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15668 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15670 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15672 PR rtl-optimization/39607
15673 PR rtl-optimization/39631
15677 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15678 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15679 instead of DF_LR_OUT.
15680 * ira-lives.c (process_bb_node_lives): Ditto.
15681 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15682 instead of DF_LR_{OUT,IN}.
15683 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15684 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15686 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15688 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15689 (execute_lower_omp): Always run but take the short way out if -fopenmp
15691 (gate_lower_omp): Remove, forcing the pass manager to always run the
15692 pass and always set PROP_gimple_lomp.
15693 (pass_lower_omp): Remove gate function.
15694 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15695 PROP_trees. Instead, require it.
15696 * ipa-cp.c (pass_ipa_cp): Likewise.
15697 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15698 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15699 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15700 and PROP_gimple_leh.
15702 2009-04-03 Richard Guenther <rguenther@suse.de>
15704 PR middle-end/13146
15705 PR tree-optimization/23940
15706 PR tree-optimization/33237
15707 PR middle-end/33974
15708 PR middle-end/34093
15709 PR tree-optimization/36201
15710 PR tree-optimization/36230
15711 PR tree-optimization/38049
15712 PR tree-optimization/38207
15713 PR tree-optimization/38230
15714 PR tree-optimization/38301
15715 PR tree-optimization/38585
15716 PR middle-end/38895
15717 PR tree-optimization/38985
15718 PR tree-optimization/39299
15719 * tree-ssa-structalias.h: Remove.
15720 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15721 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15722 (struct vuse_element_d): Remove.
15723 (struct vuse_vec_d): Likewise.
15724 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15725 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15726 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15727 VUSE_ELEMENT_VAR): Likewise.
15728 (struct voptype_d): Likewise.
15729 (NUM_VOP_FREE_BUCKETS): Likewise.
15730 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15731 (struct stmt_operands_d): Remove.
15732 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15733 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15734 VDEF_NUM, VDEF_VECT): Likewise.
15735 (copy_virtual_operands): Remove.
15736 (operand_build_cmp): Likewise.
15737 (create_ssa_artificial_load_stmt): Likewise.
15738 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15739 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15740 vuse_index and mayuse_index members. Pack and move done and iter_type
15741 members to the front.
15742 (SSA_OP_VMAYUSE): Remove.
15743 (SSA_OP_VIRTUAL_USES): Adjust.
15744 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15745 (unlink_stmt_vdef): Declare.
15746 (add_to_addressable_set): Remove.
15747 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15748 (vrp_visit_stmt): Likewise.
15749 * doc/tree-ssa.texi (Alias analysis): Update.
15750 * doc/invoke.texi (max-aliased-vops): Remove docs.
15751 (avg-aliased-vops): Likewise.
15752 * tree-into-ssa.c (syms_to_rename): Remove.
15753 (need_to_update_vops_p): Likewise.
15754 (need_to_initialize_update_ssa_p): Rename to ...
15755 (update_ssa_initialized_fn): ... this. Track function we are
15757 (symbol_marked_for_renaming): Simplify.
15758 (add_new_name_mapping): Do not set need_to_update_vops_p.
15759 (dump_currdefs): Use SYMS_TO_RENAME.
15760 (rewrite_update_stmt): Always walk all uses/defs.
15761 (dump_update_ssa): Adjust.
15762 (init_update_ssa): Take function argument. Track what we are
15764 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15765 (create_new_def_for): Initialize for cfun, assert we are initialized
15767 (mark_sym_for_renaming): Simplify.
15768 (mark_set_for_renaming): Do not initialize update-ssa.
15769 (need_ssa_update_p): Simplify. Take function argument.
15770 (name_mappings_registered_p): Assert we ask for the correct function.
15771 (name_registered_for_update_p): Likewise.
15772 (ssa_names_to_replace): Likewise.
15773 (release_ssa_name_after_update_ssa): Likewise.
15774 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15775 (dump_decl_set): Do not print a newline.
15776 (debug_decl_set): Do it here.
15777 (dump_update_ssa): And here.
15778 * tree-ssa-loop-im.c (move_computations): Adjust.
15779 (movement_possibility): Likewise.
15780 (determine_max_movement): Likewise.
15781 (gather_mem_refs_stmt): Likewise.
15782 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15783 or NAME_MEMORY_TAG.
15784 * tree-complex.c (update_all_vops): Remove.
15785 (expand_complex_move): Adjust.
15786 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15787 Simplify test for memory referencing statement. Exclude
15788 non-invariant ADDR_EXPRs.
15789 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15790 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15791 (rdg_flag_uses): Likewise.
15792 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15794 (tree_optimize_tail_calls_1): Also split the
15795 edge from the entry block if we have degenerate PHI nodes in
15796 the first basic block.
15797 * tree.c (init_ttree): Remove memory-tag related code.
15798 (tree_code_size): Likewise.
15799 (tree_node_structure): Likewise.
15800 (build7_stat): Re-write to be build6_stat.
15801 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15802 (SSA_VAR_P): Adjust.
15803 (struct tree_memory_tag): Remove.
15804 (struct tree_memory_partition_tag): Likewise.
15805 (union tree_node): Adjust.
15806 (build7): Re-write to be build6.
15807 * tree-pass.h (pass_reset_cc_flags): Remove.
15808 (TODO_update_address_taken): New flag.
15809 (pass_simple_dse): Remove.
15810 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15811 * params.h (MAX_ALIASED_VOPS): Remove.
15812 (AVG_ALIASED_VOPS): Likewise.
15813 * omp-low.c (expand_omp_taskreg): Update SSA form.
15814 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15815 aliases the lhs in a copy stmt.
15816 * tree-ssa-dse.c (struct address_walk_data): Remove.
15817 (memory_ssa_name_same): Likewise.
15818 (memory_address_same): Likewise.
15819 (get_kill_of_stmt_lhs): Likewise.
15820 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15821 unused stores. Look through PHI nodes into post-dominated regions.
15822 (dse_optimize_stmt): Simplify. Properly remove stores.
15823 (tree_ssa_dse): Compute dominators.
15824 (execute_simple_dse): Remove.
15825 (pass_simple_dse): Likewise.
15826 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15827 gimple_loaded_syms and gimple_stored_syms computation.
15828 * toplev.c (dump_memory_report): Dump alias and pta stats.
15829 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15830 (vn_reference_eq): Likewise.
15831 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15832 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15833 valueize_vuses): Remove.
15834 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15835 (get_def_ref_stmt_vuse): ... this.
15836 (vn_reference_lookup_2): New function.
15837 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15838 walking equivalent vuses. Simplify.
15839 (vn_reference_lookup): Likewise.
15840 (vn_reference_insert): Likewise.
15841 (vn_reference_insert_pieces): Likewise.
15842 (visit_reference_op_call): Simplify.
15843 (visit_reference_op_load): Likewise.
15844 (visit_reference_op_store): Likewise.
15845 (init_scc_vn): Remove shared_lookup_vuses initialization.
15846 (free_scc_vn): Remove shared_lookup_vuses freeing.
15847 (sort_vuses, sort_vuses_heap): Remove.
15848 (get_ref_from_reference_ops): Export.
15849 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15850 vector with single vuse pointer.
15851 (vn_reference_lookup_pieces, vn_reference_lookup,
15852 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15853 (shared_vuses_from_stmt): Remove.
15854 (get_ref_from_reference_ops): Declare.
15855 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15857 memory-tag related code.
15858 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15859 (likely_value): Add comment, skip static-chain of call statements.
15860 (surely_varying_stmt_p): Adjust.
15861 (gimplify_and_update_call_from_tree): Likewise.
15862 (execute_fold_all_builtins): Do not rebuild alias info.
15863 (gimplify_and_update_call_from_tree): Properly update VOPs.
15864 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15865 (copy_ref_info): Remove memory-tag related code.
15866 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15867 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15868 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15870 * tree-ssa-dom.c (gimple_p): Remove typedef.
15871 (eliminate_redundant_computations): Adjust.
15872 (record_equivalences_from_stmt): Likewise.
15873 (avail_expr_hash): Likewise.
15874 (avail_expr_eq): Likewise.
15875 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15876 (stmt_makes_single_load): Likewise.
15877 (stmt_makes_single_store): Likewise.
15878 * tree-ssa-alias.c: Rewrite completely.
15879 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15880 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15881 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15882 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15883 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15884 Remove public functions.
15885 (pass_reset_cc_flags): Remove.
15886 (pass_build_alias): Move ...
15887 * tree-ssa-structalias.c (pass_build_alias): ... here.
15888 * tree-ssa-alias.c (may_be_aliased): Move ...
15889 * tree-flow-inline.h (may_be_aliased): ... here.
15890 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15891 count_uses_and_derefs): Move ...
15892 * gimple.c: ... here.
15893 * gimple.h (count_uses_and_derefs): Declare.
15894 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15895 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15896 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15897 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15898 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15899 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15900 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15902 * tree-dfa.c (refs_may_alias_p): Move ...
15903 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15904 * tree-ssa-alias.h: New file.
15905 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15906 (statement_sink_location): Likewise.
15907 * opts.c (decode_options): Do not adjust max-aliased-vops or
15908 avg-aliased-vops values.
15909 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15910 (TV_CALL_CLOBBER): Likewise.
15911 (TV_FLOW_SENSITIVE): Likewise.
15912 (TV_FLOW_INSENSITIVE): Likewise.
15913 (TV_MEMORY_PARTITIONING): Likewise.
15914 (TV_ALIAS_STMT_WALK): New timevar.
15915 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15916 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15917 (get_address_description): Remove memory-tag related code.
15918 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15919 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15920 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15921 and immediate uses in statements. Document.
15922 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15923 (dump_symbols): Remove.
15924 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15925 * alias.c (get_deref_alias_set): New function split out from ...
15926 (get_alias_set): ... here.
15927 * alias.h (get_deref_alias_set): Declare.
15928 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15929 type parameter. Remove restrict pointer handling. Create a
15930 ref-all pointer in case type-based alias sets do not conflict.
15931 (vect_analyze_data_refs): Remove SMT related code.
15932 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15933 (vectorizable_load): Likewise.
15934 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15935 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15936 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15937 Ignore vops and SMTs.
15938 (dr_analyze_alias): Likewise..
15939 (free_data_ref): Likewise.
15940 (create_data_ref): Likewise.
15941 (analyze_all_data_dependences): Likewise.
15942 (get_references_in_stmt): Adjust.
15943 * tree-flow-inline.h (gimple_aliases_computed_p,
15944 gimple_addressable_vars, gimple_call_clobbered_vars,
15945 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15946 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15947 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15948 gimple_mem_ref_stats): Remove.
15949 (gimple_vop): New function.
15950 (op_iter_next_use): Remove vuses and mayuses cases.
15951 (op_iter_next_def): Remove vdefs case.
15952 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15953 (clear_and_done_ssa_iter): Do not set removed fields.
15954 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15955 Assert we are not iterating over vuses or vdefs if not also
15956 iterating over uses or defs.
15957 (op_iter_init_use): Likewise.
15958 (op_iter_init_def): Likewise.
15959 (op_iter_next_vdef): Remove.
15960 (op_iter_next_mustdef): Likewise.
15961 (op_iter_init_vdef): Likewise.
15962 (compare_ssa_operands_equal): Likewise.
15963 (link_use_stmts_after): Handle vuse operand.
15964 (is_call_used): Use is_call_clobbered.
15965 (is_call_clobbered): Global variables are always call clobbered,
15966 query the call-clobbers bitmap.
15967 (mark_call_clobbered): Ignore global variables.
15968 (clear_call_clobbered): Likewise.
15969 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15970 virtual operands sanity check.
15971 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15973 (TARGET_MEM_REF): Remove TMR_TAG operand.
15974 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15975 Remove call-clobber related code.
15976 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15977 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15978 partitions or escape reason.
15979 (get_single_def_stmt, get_single_def_stmt_from_phi,
15980 get_single_def_stmt_with_phi): Remove.
15981 (dump_referenced_vars): Tidy.
15982 (get_ref_base_and_extent): Allow bare decls.
15983 (collect_dfa_stats): Adjust.
15984 * graphite.c (rename_variables_in_stmt): Adjust.
15985 (graphite_copy_stmts_from_block): Likewise.
15986 (translate_clast): Likewise.
15987 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15989 (translate_vuse_through_block): Use the oracle.
15990 (phi_translate_1): Adjust.
15991 (value_dies_in_block_x): Use the oracle. Cache the outcome
15993 (valid_in_sets): Check if the VUSE for
15994 a REFERENCE is available.
15995 (eliminate): Do not remove stmts during elimination,
15996 instead queue and remove them afterwards.
15997 (do_pre): Do not rebuild alias info.
15998 (pass_pre): Run TODO_rebuild_alias before PRE.
15999 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16000 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16001 (mark_all_v_defs_stmt): Remove.
16002 (mark_all_v_defs_seq): Adjust.
16003 (sra_replace): Likewise.
16004 (scalarize_use): Likewise.
16005 (scalarize_copy): Likewise.
16006 (scalarize_init): Likewise.
16007 (scalarize_ldst): Likewise.
16008 (todoflags): Remove.
16009 (tree_sra): Do not rebuild alias info.
16010 (tree_sra_early): Adjust.
16011 (pass_sra): Run TODO_update_address_taken before SRA.
16012 * tree-predcom.c (set_alias_info): Remove.
16013 (prepare_initializers_chain): Do not call it.
16014 (mark_virtual_ops_for_renaming): Adjust.
16015 (mark_virtual_ops_for_renaming_list): Remove.
16016 (initialize_root_vars): Adjust.
16017 (initialize_root_vars_lm): Likewise.
16018 (prepare_initializers_chain): Likewise.
16019 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16020 (may_propagate_copy_into_stmt): Likewise.
16021 (merge_alias_info): Do nothing for now.
16022 (propagate_tree_value_into_stmt): Adjust.
16023 (stmt_may_generate_copy): Likewise.
16024 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16025 not mark symbols for renaming.
16026 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16027 with the same statement, make sure to update the new pointed-to one.
16028 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16029 call statements, do not mark symbols for renaming.
16030 (mark_operand_necessary): Dump something.
16031 (ref_may_be_aliased): New function.
16032 (mark_aliased_reaching_defs_necessary_1): New helper function.
16033 (mark_aliased_reaching_defs_necessary): Likewise.
16034 (mark_all_reaching_defs_necessary_1): Likewise.
16035 (mark_all_reaching_defs_necessary): Likewise.
16036 (propagate_necessity): Do not process virtual PHIs. For
16037 non-aliased loads mark all reaching definitions as necessary.
16038 For aliased loads and stores mark the immediate dominating
16039 aliased clobbers as necessary.
16040 (visited): New global static.
16041 (perform_tree_ssa_dce): Free visited bitmap after propagating
16043 (remove_dead_phis): Perform simple dead virtual PHI removal.
16044 (remove_dead_stmt): Properly unlink virtual operands when
16046 (eliminate_unnecessary_stmts): Schedule PHI removal after
16048 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16049 (process_replaceable): Likewise.
16050 (find_replaceable_in_bb): Likewise.
16051 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16052 based on the single gimple vop.
16053 (verify_flow_insensitive_alias_info): Remove.
16054 (verify_flow_sensitive_alias_info): Likewise.
16055 (verify_call_clobbering): Likewise.
16056 (verify_memory_partitions): Likewise.
16057 (verify_alias_info): Likewise.
16058 (verify_ssa): Adjust..
16059 (execute_update_addresses_taken): Export. Update SSA
16060 manually. Optimize only when optimizing. Use a local bitmap.
16061 (pass_update_address_taken): Remove TODO_update_ssa, add
16063 (pass_update_address_taken): Just use TODO_update_address_taken.
16064 (init_tree_ssa): Do not initialize addressable_vars.
16065 (verify_ssa): Verify new VUSE / VDEF properties.
16066 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16067 Do not call verify_alias_info.
16068 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16069 Do not free the loaded and stored syms bitmaps. Reset the escaped
16070 and callused solutions. Do not free addressable_vars.
16071 Remove memory-tag related code.
16072 (warn_uninitialized_var): Aliases are always available.
16073 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16074 * lambda-code.c (can_put_in_inner_loop): Adjust.
16075 (can_put_after_inner_loop): Likewise.
16076 (perfect_nestify): Likewise.
16077 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16078 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16079 (vectorizable_conversion): Do not mark symbols for renaming.
16080 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16081 (expand_call_inline): Unlink the calls virtual operands before
16083 (tree_function_versioning): Do not call update_ssa if we are not
16084 updating clones. Simplify.
16085 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16086 (propagate_with_phi): Likewise..
16087 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16088 clobber code. Assert we are not aliased or global.
16089 * tree-flow.h: Include tree-ssa-alias.h
16090 (enum escape_type): Remove.
16091 (struct mem_sym_stats_d): Likewise.
16092 (struct mem_ref_stats_d): Likewise.
16093 (struct gimple_df): Add vop member. Remove global_var,
16094 call_clobbered_vars, call_used_vars, addressable_vars,
16095 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16096 escaped and callused members.
16097 (struct ptr_info_def): Remove all members, add points-to solution
16099 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16100 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16101 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16102 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16103 (tree-ssa-alias.o): Likewise.
16104 (toplev.o): Add tree-ssa-alias.h
16105 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16106 * gimple.c (gimple_set_bb): Fix off-by-one error.
16107 (is_gimple_reg): Do not handle memory tags.
16108 (gimple_copy): Also copy virtual operands.
16109 Delay updating the statement. Do not reset loaded and stored syms.
16110 (gimple_set_stored_syms): Remove.
16111 (gimple_set_loaded_syms): Likewise.
16112 (gimple_call_copy_skip_args): Copy the virtual operands
16113 and mark the new statement modified.
16114 * tree-ssa-structalias.c (may_alias_p): Remove.
16115 (set_uids_in_ptset): Take the alias set to prune with as
16116 parameter. Fold in the alias test of may_alias_p.
16117 (compute_points_to_sets): Compute whether a ptr is dereferenced
16118 in a local sbitmap.
16119 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16120 other ADDRESSOF constraints on the lhs.
16121 (get_constraint_for_component_ref): Assert that we don't get
16122 ADDRESSOF constraints from the base of the reference.
16123 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16124 (struct variable_info): Remove collapsed_to member.
16125 (get_varinfo_fc): Remove.
16126 (new_var_info): Do not set collapsed_to.
16127 (dump_constraint): Do not follow cycles.
16128 (dump_constraint_graph): Likewise.
16129 (build_pred_graph): Likewise.
16130 (build_succ_graph): Likewise.
16131 (rewrite_constraints): Likewise.
16132 (do_simple_structure_copy): Remove.
16133 (do_rhs_deref_structure_copy): Remove.
16134 (do_lhs_deref_structure_copy): Remove.
16135 (collapse_rest_of_var): Remove.
16136 (do_structure_copy): Re-implement.
16137 (pta_stats): New global variable.
16138 (dump_pta_stats): New function.
16139 (struct constraint_expr): Make offset signed.
16140 (UNKNOWN_OFFSET): Define special value.
16141 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16142 (solution_set_expand): New helper function split out from ...
16143 (do_sd_constraint): ... here.
16144 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16145 (do_ds_constraint): Likewise.
16146 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16147 and CALLUSED = *CALLUSED.
16148 (set_union_with_increment): Make inc argument signed.
16149 (type_safe): Remove.
16150 (get_constraint_for_ptr_offset): Handle unknown and negative
16152 (first_vi_for_offset): Handle offsets before start. Bail
16153 out early for offsets beyond the variable extent.
16154 (first_or_preceding_vi_for_offset): New function.
16155 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16156 Together with ESCAPED = *ESCAPED this properly computes reachability.
16157 (find_what_var_points_to): New function.
16158 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16159 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16160 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16161 pt_solutions_intersect): New functions.
16162 (compute_call_used_vars): Remove.
16163 (compute_may_aliases): New main entry into PTA computation.
16164 * gimple.h (gimple_p): New typedef.
16165 (struct gimple_statement_base): Remove references_memory_p.
16166 (struct gimple_statement_with_memory_ops_base): Remove
16167 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16169 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16170 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16171 gimple_set_references_memory): Remove.
16172 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16173 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16175 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16176 (verify_expr): Allow RESULT_DECL.
16177 (gimple_duplicate_bb): Do not copy virtual operands.
16178 (gimple_duplicate_sese_region): Adjust.
16179 (gimple_duplicate_sese_tail): Likewise.
16180 (mark_virtual_ops_in_region): Remove.
16181 (move_sese_region_to_fn): Do not call it.
16182 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16183 and pass_simple_dse.
16184 (execute_function_todo): Handle TODO_update_address_taken,
16185 call execute_update_addresses_taken for TODO_rebuild_alias.
16186 (execute_todo): Adjust.
16187 (execute_one_pass): Init dump files early.
16188 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16190 (create_general_new_stmt): Clear vops.
16191 * tree-ssa-reassoc.c (get_rank): Adjust.
16192 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16193 symbols for renaming.
16194 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16195 (PARAM_AVG_ALIASED_VOPS): Likewise.
16196 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16197 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16198 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16199 (operand_build_cmp, copy_virtual_operands,
16200 create_ssa_artificial_load_stmt, add_to_addressable_set,
16201 gimple_add_to_addresses_taken): Remove public functions.
16202 (unlink_stmt_vdef): New function.
16204 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16206 * config.gcc (powerpc-*-linux*): Merge variants.
16208 2009-04-02 Chao-ying Fu <fu@mips.com>
16209 James Grosbach <james.grosbach@microchip.com>
16211 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16212 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16214 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16215 keep_interrupts_masked_p, use_debug_exception_return_p.
16216 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16217 keep_interrupts_masked, use_debug_exception_return.
16218 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16219 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16221 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16222 (mips_print_operand): Process COP0 registers to print $0 .. $31
16223 correctly for GAS to process.
16224 (mips_interrupt_extra_call_saved_reg_p): New function.
16225 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16227 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16228 (mips_compute_frame_info): Add supports for interrupt context that
16229 includes doubleword accumulators and COP0 registers.
16230 (mips_for_each_saved_acc): New function.
16231 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16232 mips_for_each_saved_reg.
16233 (mips_save_reg): Save accumulators.
16234 (mips_kernel_reg_p): A new for_each_rtx callback.
16235 (mips_expand_prologue): Support interrupt handlers.
16236 (mips_restore_reg): Restore accumulators.
16237 (mips_expand_epilogue): Support interrupt handlers.
16238 (mips_can_use_return_insn): Return false for interrupt handlers.
16239 (mips_epilogue_uses): New function.
16240 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16241 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16242 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16243 cop0_move): New instructions.
16244 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16245 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16247 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16249 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16250 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16251 interrupt handlers, we use K0 as the temporary register.
16252 (EPILOGUE_USES): Change to a function call.
16253 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16254 handlers, we use K0 as the temporary register.
16256 * doc/extend.texi (Function Attributes): Document interrupt,
16257 use_shadow_register_set, keep_interrupts_masked,
16258 use_debug_exception_return for MIPS attributes.
16260 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16262 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16263 Remove a number of t-files from tmake_file.
16264 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16265 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16266 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16267 target_prototype, not TARGET_PROTOTYPE.
16268 (LINK_OS_GNU_SPEC): Define.
16269 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16270 and darwin-ldoubdle.c.
16272 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16275 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16276 (cpp_options): Ditto.
16277 (default_compilers): Ditto.
16278 (display_help): Ditto.
16279 (process_command): Ditto.
16280 (do_spec_1): Ditto.
16281 (set_input): Use lbasename instead of duplicate code.
16282 (save_temps_prefix): New static for -save-temps=obj.
16283 (save_temps_length): Ditto.
16285 * doc/invoke.texi (-save-temps=obj): Document new variant to
16286 -save-temps switch.
16288 2009-04-02 Jeff Law <law@redhat.com>
16290 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16293 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16295 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16296 * configure: Regenerated.
16298 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16300 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16301 share the argument list.
16303 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16307 2009-02-12 Diego Novillo <dnovillo@google.com>
16309 * varpool.c (debug_varpool): New.
16310 * cgraph.h (debug_varpool): Declare.
16312 2009-04-02 Jan Hubicka <jh@suse.cz>
16314 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16317 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16319 * config/i386/i386.c (ix86_abi): Move initialization to ...
16320 (override_options): Here.
16322 2009-04-02 Christian Bruel <christian.bruel@st.com>
16324 * config/sh/sh.c (sh_dwarf_register_span): New function.
16325 (TARGET_DWARF_REGISTER_SPAN): Define.
16326 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16328 2009-04-02 Ira Rosen <irar@il.ibm.com>
16330 PR tree-optimization/39595
16331 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16332 interleaved loads group is not greater than the SLP group size.
16334 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16336 * builtins.c (is_builtin_name): New.
16337 (called_as_built_in): Use is_builtin_name.
16338 * tree.h (is_builtin_name): New.
16339 * varasm.c (incorporeal_function_p): Use is_builtin_name
16341 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16343 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16345 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16348 * c-decl.c (clone_underlying_type): Move this ...
16349 * c-common.c (set_underlying_type): ... here.
16350 Also, make sure the function properly sets TYPE_STUB_DECL() on
16351 the newly created typedef variant type.
16352 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16353 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16356 2009-04-02 Richard Guenther <rguenther@suse.de>
16358 PR tree-optimization/37221
16359 * tree-flow.h (degenerate_phi_result): Declare.
16360 * tree-ssa-dom.c (degenerate_phi_result): Export.
16361 * tree-scalar-evolution.c (analyze_initial_condition): If
16362 the initial condition is defined by a degenerate PHI node
16363 use the degenerate value.
16365 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16367 PR rtl-optimization/39588
16368 * combine.c (merge_outer_ops): Do not set the constant when this
16370 (simplify_shift_const_1): Do not modify it either in this case.
16372 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16374 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16375 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16377 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16380 * c-lex.c (interpret_float): Default (no suffix) is double.
16382 2009-04-1 Xinliang David Li <davidxl@google.com>
16384 * config/i386/i386.c (legitimate_constant_p): Recognize
16385 all one vector constant.
16387 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16389 * config/vax/vax.c: Add #includes to silence warnings.
16390 Change #include order to silence two warnings.
16392 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16394 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16395 (ASM_SPEC): Pass -k to the assembler for PIC code.
16397 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16399 * config.gcc: Add vax-*-linux* to the switch.
16400 * config/vax/linux.h: New file. (TARGET_VERSION,
16401 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16405 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16406 Use predicate macros instead of GET_CODE() == foo.
16407 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16408 ashlsi3, rotrsi3, <unnamed>): Likewise.
16410 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16412 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16413 jbbccihi, jbbccisi): Remova trailing whitespace.
16414 * config/vax/constraints.md: Likewise.
16415 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16416 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16417 * config/vax/predicates.md: Likewise.
16418 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16419 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16420 * config/vax/vax.h: Likewise.
16421 * config/vax/vax.md (nonlocal_goto): Likewise.
16423 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16425 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16426 (indirectable_address_p, adjacent_operands_p): Add spaces around
16428 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16430 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16432 * config/vax/vax.c (legitimate_constant_address_p,
16433 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16434 index_term_p, reg_plus_index_p, legitimate_address_p,
16435 vax_mode_dependent_address_p): Update comments to match functions
16436 modified by the recent int->bool conversion.
16438 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16440 * config/vax/builtins.md: Update copyright message.
16441 * config/vax/constraints.md: Likewise.
16442 * config/vax/netbsd-elf.h: Likewise.
16443 * config/vax/predicates.md: Likewise.
16444 * config/vax/vax-protos.h: Likewise.
16445 * config/vax/vax.c: Likewise.
16446 * config/vax/vax.h: Likewise.
16447 * config/vax/vax.md: Likewise.
16448 * config/vax/vax.opt: Likewise.
16450 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16452 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16453 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16454 * config/vax/constraints.md (B, R): Likewise.
16455 * config/vax/predicates.md (external_memory_operand,
16456 nonimmediate_addsub_di_operand): Likewise.
16457 * config/vax/vax.c (vax_output_int_add): Likewise.
16458 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16459 untyped_call): Likewise.
16461 2009-04-01 Matt Thomas <matt@3am-software.com>
16463 * config/vax/predicates.md: New file.
16464 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16465 external_const_operand, nonsymbolic_operand, external_memory_operand,
16466 indirect_memory_operand, indexed_memory_operand,
16467 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16468 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16470 * config/vax/constraints.md: New file.
16471 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16473 * config/vax/builtins.md: New file.
16474 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16475 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16477 * config/vax/vax.opt (mqmath): Add option.
16478 * config/vax/vax.md (isfx): Extend with DI.
16479 (VAXintQH, VAXintQHSD): Define.
16480 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16481 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16482 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16483 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16484 (movdi): Update constraints and use vax_output_int_move().
16485 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16486 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16487 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16488 nonlocal_goto): New.
16489 (mov<mode>): Extend accepted operand types.
16490 (subdi3_old): Rename from subdi3, change update constraints and use
16491 a new implementation.
16492 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16493 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16494 MOVE_RATIO, CLEAR_RATIO): Define.
16495 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16496 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16497 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16498 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16499 (split_quadword_operands): Make static and really allow variable
16501 (print_operand_address): Update for PIC generation.
16502 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16503 indexable_address_p, fixup_mathdi_operand,
16504 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16505 (vax_float_literal, legitimate_constant_p,
16506 indirectable_constant_address_p, index_term_p,
16507 reg_plus_index_p): Return bool instead of int.
16508 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16510 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16512 (vax_output_conditional_branch): Indent.
16513 (legitimate_constant_address_p, indirectable_constant_address_p,
16514 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16515 vax_mode_dependent_address_p): Return bool instead of int, update for
16517 * config/vax/vax-protos.h (legitimate_constant_address_p,
16518 legitimate_constant_p, legitimate_address_p,
16519 vax_mode_dependent_address_p): Change declaration to bool.
16520 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16521 vax_expand_addsub_di_operands, vax_output_int_subtract,
16522 vax_output_movmemsi): Declare.
16523 (split_quadword_operands, vax_float_literal): Delete declaration.
16524 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16525 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16526 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16527 ASM_OUTPUT_DWARF_PCREL): Define.
16528 (ASM_SPEC): Change definition to allow PIC generation.
16530 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16532 * doc/sourcebuild.texi: Update front-end requirements.
16534 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16537 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16538 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16539 (booldi3_internal3): Use boolean_or_operator instead of
16542 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16545 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16546 declarator whose size is not an integer constant expression but
16547 folds to an integer constant, then treat it as a constant
16550 2009-04-01 Richard Guenther <rguenther@suse.de>
16552 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16553 i * 4 + 2 to (i * 2 + 1) * 2.
16555 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16558 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16559 return if c_parser_asm_string_literal returned NULL.
16561 2009-04-01 Nick Clifton <nickc@redhat.com>
16563 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16565 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16566 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16567 other typedefs to avoid conflicts with libgcc2.c. Define labels
16568 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16570 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16571 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16574 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16576 * varasm.c (default_function_rodata_section): Declare DOT as
16579 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16580 Andrey Galkin <agalkin@hypercom.com>
16583 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16584 Make object_name unique for each process.
16586 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16589 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16590 addressable variables in the parallel that could go out of scope while
16591 running queued tasks.
16593 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16595 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16596 (CASE_VALUES_THRESHOLD): Redefine.
16597 * config/avr/avr.c (avr_override_options): Remove initialization of
16598 avr_case_values_threshold variable.
16599 (avr_case_values_threshold): Remove variable. Add new function.
16600 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16601 * config/avr/avr.opt (mno-tablejump): Remove option.
16602 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16604 2009-04-01 DJ Delorie <dj@redhat.com>
16606 * varasm.c (default_function_rodata_section): Don't assume
16607 anything about where the first '.' in the section name is.
16609 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16611 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16612 rs6000_emit_stack_tie.
16614 2009-03-31 Ian Lance Taylor <iant@google.com>
16616 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16617 gimple_code with GIMPLE_RESX, not RESX.
16619 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16621 * c-common.c (c_get_ident): New.
16622 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16624 2009-04-01 Ben Elliston <bje@au.ibm.com>
16626 * config/rs6000/sysv4.opt (msdata): Improve option description.
16628 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16630 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16631 (divdf3_internal_lat): Remove.
16632 (divxf3_internal_lat): Remove.
16633 (divxf3_internal_thr): Remove.
16634 (divxf): Use divxf3_internal.
16635 * config/ia64/div.md (divsf3_internal_lat): New.
16636 (divdf3_internal_lat): New.
16637 (divxf3_internal): New.
16639 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16642 * Makefile.in (USE_GCC_STDINT): Define.
16643 (stmp-int-hdrs): Install stdint.h if applicable.
16644 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16646 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16647 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16648 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16649 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16650 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16651 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16652 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16653 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16654 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16655 (c_common_nodes_and_builtins): Initialize
16656 underlying_wchar_type_node. Do not initialize
16657 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16658 nodes for new types.
16659 (c_stddef_cpp_builtins): Define macros for new types.
16660 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16662 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16663 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16664 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16665 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16666 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16667 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16668 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16669 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16670 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16671 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16672 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16673 int16_type_node, int32_type_node, int64_type_node,
16674 uint8_type_node, uint16_type_node, c_uint32_type_node,
16675 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16676 int_least32_type_node, int_least64_type_node,
16677 uint_least8_type_node, uint_least16_type_node,
16678 uint_least32_type_node, uint_least64_type_node,
16679 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16680 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16681 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16682 uintptr_type_node): Define.
16683 * c-cppbuiltin.c (builtin_define_constants,
16684 builtin_define_type_minmax): New.
16685 (builtin_define_stdint_macros): Define more macros.
16686 (c_cpp_builtins): Define more limit macros.
16687 (type_suffix): New.
16688 (builtin_define_type_max): Define in terms of
16689 builtin_define_type_minmax. Remove is_long parameter. All
16691 * config.gcc (use_gcc_stdint): Define.
16692 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16693 Add newlib-stdint.h for generic targets.
16694 * config/glibc-stdint.h, config/newlib-stdint.h,
16695 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16696 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16697 * config/score/score.h (UINTPTR_TYPE): Define.
16698 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16699 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16700 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16701 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16702 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16703 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16704 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16705 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16706 * config/spu/spu.h (STDINT_LONG32): Define.
16707 * configure.ac (use_gcc_stdint): Substitute.
16708 * configure: Regenerate.
16709 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16710 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16711 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16712 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16713 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16714 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16715 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16716 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16717 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16718 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16719 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16720 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16721 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16722 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16723 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16724 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16725 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16726 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16727 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16728 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16729 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16730 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16731 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16732 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16733 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16734 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16735 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16736 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16737 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16739 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16741 * loop-iv.c (suitable_set_for_replacement): Renamed from
16742 simplify_using_assignment; changed to return bool and to accept new
16743 args DEST and SRC. Return true iff we find a source/destination pair
16744 that can be used to make a replacement, and fill SRC and DEST if so.
16745 Remove arg ALTERED. Don't deal with altered regs here. All callers
16747 (simplify_using_initial_values): Deal with altered regs here and track
16748 more precisely the effect they have on the validity of our expression.
16750 * loop-iv.c (simplify_using_condition): A condition of the form
16751 (EQ REG CONST) can be used to simply make a substitution.
16752 (simplify_using_initial_values): Keep track of conditions we have seen
16753 and keep using them to simplify new expressions, while applying the
16754 same substitutions to them as to the expression.
16756 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16757 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16760 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16761 changed. Use this when trying to improve the upper bound.
16762 Generate the comparison by using simplify_gen_relational.
16764 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16766 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16768 (simplify_using_assignment, simplify_using_initial_values): Call
16769 replace_in_expr to make replacements. Call replace_single_def_regs
16770 once on the initial version of the expression.
16772 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16775 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16777 2009-03-31 Richard Guenther <rguenther@suse.de>
16779 PR middle-end/31029
16780 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16781 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16783 2009-03-31 Richard Guenther <rguenther@suse.de>
16785 * tree.h (div_if_zero_remainder): Declare.
16786 * fold-const.c (div_if_zero_remainder): Export.
16787 * tree-ssa-forwprop.c
16788 (forward_propagate_addr_into_variable_array_index): Handle
16789 constant array index addition outside of the variable index.
16791 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16794 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16795 define_splits, floatunssi<mode>2): Require x87 conversions from
16796 DImode to be permitted.
16798 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16800 PR preprocessor/15638
16801 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16803 2009-03-31 Richard Guenther <rguenther@suse.de>
16805 PR middle-end/23401
16806 PR middle-end/27810
16807 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16808 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16809 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16810 a separate statement.
16811 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16812 (lookup_tmp_var): Likewise.
16813 (is_gimple_formal_tmp_or_call_rhs): Remove.
16814 (is_gimple_reg_or_call_rhs): Rename to ...
16815 (is_gimple_reg_rhs_or_call): ... this.
16816 (is_gimple_mem_or_call_rhs): Rename to ...
16817 (is_gimple_mem_rhs_or_call): ... this.
16818 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16819 DECL_GIMPLE_REG_P only if is_formal is true.
16820 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16821 for non-proper post-modify expression gimplification.
16822 (gimplify_self_mod_expr): For post-modify expressions gimplify
16823 the lvalue to a minimal lvalue.
16824 (rhs_predicate_for): Remove formal temp case.
16825 (gimplify_modify_expr_rhs): Likewise.
16826 (gimplify_addr_expr): Use is_gimple_reg.
16827 (gimplify_expr): Remove formal temp cases.
16828 (gimple_regimplify_operands): Likewise.
16829 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16830 and FILTER_EXPR like constants.
16831 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16833 (is_gimple_formal_tmp_rhs): Remove.
16834 (is_gimple_reg_rhs): Remove special casing.
16835 (is_gimple_mem_rhs): Fix.
16836 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16837 (is_gimple_formal_tmp_var): Remove.
16838 (is_gimple_formal_tmp_reg): Likewise.
16839 (is_gimple_min_lval): Allow invariant component ref parts.
16840 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16841 is_gimple_formal_tmp_reg): Remove declarations.
16842 * tree-cfg.c (verify_expr): Verify that variables with address
16843 taken do not have DECL_GIMPLE_REG_P set.
16844 * tree-mudflap.c (mf_build_check_statement_for): Use
16845 force_gimple_operand instead of gimplify_expr.
16847 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16849 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16850 schedulable rows to compute_split_row.
16852 2009-03-31 Ben Elliston <bje@au.ibm.com>
16855 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16858 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16860 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16861 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16862 * configure: Regenerate.
16863 * config.in: Regenerate.
16864 * config/rs6000/rs6000.opt (mtls-markers): Add.
16865 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16866 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16867 (tls_ld_aix, tls_ld_sysv): Likewise.
16868 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16869 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16871 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16873 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16875 2009-03-30 Jan Hubicka <jh@suse.cz>
16877 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16879 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16880 detection and label handling.
16882 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16884 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16885 left_conflicts_size.
16886 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16887 ALLOCNO_LEFT_CONFLICTS_SIZE.
16889 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16890 remove_allocno_from_bucket_and_push,
16891 allocno_spill_priority_compare, push_allocnos_to_stack,
16892 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16893 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16894 (setup_allocno_left_conflicts_num): Ditto. Rename to
16895 setup_allocno_left_conflicts_size.
16896 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16897 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16898 setup_allocno_left_conflicts_size instead of
16899 setup_allocno_left_conflicts_num.
16901 * ira-build.c (ira_create_allocno): Use
16902 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16903 ALLOCNO_LEFT_CONFLICTS_NUM.
16905 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16907 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16908 instead of DF_LR_OUT.
16910 * ira-lives.c (process_bb_node_lives): Ditto.
16912 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16913 instead of DF_LR_{OUT,IN}.
16915 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16917 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16919 2009-03-30 Jan Hubicka <jh@suse.cz>
16921 * except.c (label_to_region_map): Fix thinko.
16923 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16925 PR middle-end/38237
16926 * tree.h (tree_find_value): New declaration.
16927 * tree.c (tree_find_value): New function.
16928 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16930 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16933 * c-decl.c (struct c_binding): Add locus field.
16934 (bind): Add locus argument, set locus field from it.
16935 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16936 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16937 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16938 implicitly_declare, undeclared_variable, lookup_label,
16939 declare_label, c_make_fname_decl, c_builtin_function,
16940 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16943 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16946 * config/i386/i386.c (classify_argument): Check total size of
16949 2009-03-30 Martin Jambor <mjambor@suse.cz>
16951 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16952 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16953 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16956 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16957 seen_variable_array_ref while also traversing a union.
16959 * tree-inline.c (optimize_inline_calls): Do not call
16960 cgraph_node_remove_callees.
16961 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16962 (pass_remove_cgraph_callee_edges): New variable.
16963 * passes.c (init_optimization_passes): Add
16964 pass_remove_cgraph_callee_edges after early inlining and before all
16965 late intraprocedural passes.
16967 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16969 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16971 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16972 Fix typos in names.
16974 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16976 * combine.c (simplify_comparison): Use have_insn_for.
16977 * dojump.c (do_jump): Likewise.
16979 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16981 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16982 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16983 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16984 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16985 instead of sparc_compare_emitted.
16986 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16987 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16988 instead of sparc_compare_emitted.
16990 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16992 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16993 enter/exit cfglayout mode.
16994 (pass_partition_block): Require it.
16995 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16996 (combine_instructions): Track basic blocks instead of labels.
16997 (update_cfg_for_uncondjump): New.
16998 (try_combine): Use it. Update jumps after rescanning.
16999 (pass_combine): Require PROP_cfglayout.
17000 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17002 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17004 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17005 Provide/destroy PROP_cfglayout respectively.
17006 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17007 * tree-pass.h (PROP_cfglayout): New.
17009 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17011 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17012 fold_convert_const_fixed_from_fixed,
17013 fold_convert_const_fixed_from_int,
17014 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17015 set TREE_CONSTANT_OVERFLOW.
17016 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17017 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17019 2009-03-30 Ira Rosen <irar@il.ibm.com>
17021 * tree-vect-loop-manip.c: New file.
17022 * tree-vectorizer.c: Update documentation and included files.
17023 (vect_loop_location): Make extern.
17024 (rename_use_op): Move to tree-vect-loop-manip.c
17025 (rename_variables_in_bb, rename_variables_in_loop,
17026 slpeel_update_phis_for_duplicate_loop,
17027 slpeel_update_phi_nodes_for_guard1,
17028 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17029 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17030 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17031 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17032 find_loop_location): Likewise.
17033 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17034 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17035 get_vectype_for_scalar_type, vect_is_simple_use,
17036 supportable_widening_operation, supportable_narrowing_operation):
17038 (bb_in_loop_p): Move to tree-vect-loop.c.
17039 (new_loop_vec_info, destroy_loop_vec_info,
17040 reduction_code_for_scalar_code, report_vect_op,
17041 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17042 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17043 (vect_supportable_dr_alignment): Likewise.
17044 * tree-vectorizer.h (tree-data-ref.h): Include.
17045 (vect_loop_location): Declare.
17046 Reorganize function declarations according to the new file structure.
17047 * tree-vect-loop.c: New file.
17048 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17049 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17050 * tree-vect-data-refs.c: New file.
17051 * tree-vect-patterns.c (timevar.h): Don't include.
17052 * tree-vect-stmts.c: New file.
17053 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17054 tree-vect-slp.c, tree-vect-loop.c.
17055 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17056 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17057 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17058 (tree-vect-analyze.o): Remove.
17059 (tree-vect-transform.o): Likewise.
17060 (tree-vect-data-refs.o): Add rule.
17061 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17062 tree-vect-slp.o): Likewise.
17063 (tree-vect-patterns.o): Remove redundant dependencies.
17064 (tree-vectorizer.o): Likewise.
17065 * tree-vect-slp.c: New file.
17067 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17069 * optc-gen.awk: Warn if an option flag has multiple different
17072 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17074 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17075 -floop-block): Document dependences on PPL, CLooG and Graphite.
17077 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17079 PR rtl-optimization/323
17080 * c-common.c (c_fully_fold, convert_and_check,
17081 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17082 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17083 * c-common.def (EXCESS_PRECISION_EXPR): New.
17084 * c-cppbuiltin.c (builtin_define_float_constants): Define
17085 constants with enough digits for long double.
17086 * c-lex.c (interpret_float): Interpret constant with excess
17087 precision where appropriate.
17088 * c-opts.c (c_common_post_options): Set
17089 flag_excess_precision_cmdline. Give an error for
17090 -fexcess-precision=standard for C++ for processors where the
17091 option is significant.
17092 * c-parser.c (c_parser_conditional_expression): Handle excess
17093 precision in condition.
17094 * c-typeck.c (convert_arguments): Handle arguments with excess
17096 (build_unary_op): Move excess precision outside operation.
17097 (build_conditional_expr): Likewise.
17098 (build_compound_expr): Likewise.
17099 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17100 (build_modify_expr): Handle excess precision in RHS.
17101 (convert_for_assignment): Handle excess precision in converted
17103 (digest_init, output_init_element, process_init_element): Handle
17104 excess precision in initializer.
17105 (c_finish_return): Handle excess precision in return value.
17106 (build_binary_op): Handle excess precision in operands and add
17107 excess precision as needed for operation.
17108 * common.opt (-fexcess-precision=): New option.
17109 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17110 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17111 For standard excess precision, output explicit conversion to and
17112 truncation from XFmode.
17113 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17114 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17115 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17116 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17117 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17118 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17119 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17120 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17121 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17122 define_splits, sqrt<mode>2): Disable where appropriate for
17123 standard excess precision.
17124 * convert.c (convert_to_real): Do not shorten arithmetic to type
17125 for which excess precision would be used.
17126 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17127 * doc/invoke.texi (-fexcess-precision=): Document option.
17128 (-mfpmath=): Correct index entry.
17129 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17130 flag_excess_precision): New.
17131 * langhooks.c (lhd_post_options): Set
17132 flag_excess_precision_cmdline.
17133 * opts.c (common_handle_option): Handle -fexcess-precision=.
17134 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17135 init_excess_precision): New.
17136 (lang_dependent_init_target): Call init_excess_precision.
17137 * tree.c (excess_precision_type): New.
17138 * tree.h (excess_precision_type): Declare.
17140 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17143 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17144 non-lvalue to component.
17146 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17148 PR preprocessor/34695
17149 * Makefile.in (c-opts.o): Depend on c-tree.h.
17150 * c-common.c: Move down include of diagnostic.h.
17151 (done_lexing, c_cpp_error): New.
17152 * c-common.h (done_lexing): Declare.
17153 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17155 * c-opts.c: Include c-tree.h.
17156 (c_common_init_options): Set preprocessor error callback.
17157 (c_common_handle_option): Do not set preprocessor
17158 inhibit_warnings, warnings_are_errors, warn_system_headers,
17159 pedantic_errors or inhibit_warnings flags.
17160 (c_common_post_options): Do not check cpp_errors (parse_in).
17161 (c_common_finish): Do not output dependencies if there were
17162 errors. Do not check return value of cpp_finish.
17163 * c-ppoutput.c (pp_file_change): Set input_location.
17164 * c-tree.h (c_cpp_error): Declare.
17165 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17167 (diagnostic_build_prefix): Check override_column.
17168 * diagnostic.h (diagnostic_info): Add override_column field.
17169 (diagnostic_override_column): Define.
17171 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17173 * c-common.c (c_expand_expr, c_staticp): Remove.
17174 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17175 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17176 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17177 * c-gimplify.c (gimplify_compound_literal_expr,
17178 optimize_compound_literals_in_ctor): Remove.
17179 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17180 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17181 * c-semantics.c (emit_local_var): Remove.
17183 * langhooks-def.h (lhd_expand_expr): Remove.
17184 * langhooks.c (lhd_expand_expr): Remove.
17185 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17187 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17188 handling from c-semantics.c; don't call into langhook.
17189 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17190 * gimplify.c (gimplify_compound_literal_expr,
17191 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17192 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17193 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17194 as was done in c-gimplify.c.
17195 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17196 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17197 Move from c-common.h.
17198 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17200 * tree.c (staticp): Do not call langhook.
17201 * langhooks.c (lhd_staticp): Delete.
17202 * langhooks-def.h (lhd_staticp): Delete prototype.
17203 (LANG_HOOKS_STATICP): Delete.
17204 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17206 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17207 instead of DECL_STMTs.
17209 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17217 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17219 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17220 contained expression.
17221 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17222 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17223 conditional expressions for C.
17224 (decl_constant_value_for_optimization): Move from
17225 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17226 whether optimizing and that the expression is a VAR_DECL not of
17227 array type instead of doing such checks in the caller. Do not
17228 check pedantic. Call gcc_unreachable for C++.
17229 * c-common.def (C_MAYBE_CONST_EXPR): New.
17230 * c-common.h (c_fully_fold, c_save_expr,
17231 decl_constant_value_for_optimization): New prototypes.
17232 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17233 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17234 EXPR_INT_CONST_OPERANDS): Define.
17235 * c-convert.c (convert): Strip nops from expression.
17236 * c-decl.c (groktypename): Take extra parameters expr and
17237 expr_const_operands. Update call to grokdeclarator.
17238 (start_decl): Update call to grokdeclarator. Add statement for
17239 expressions used in type of decl.
17240 (grokparm): Update call to grokdeclarator.
17241 (push_parm_decl): Update call to grokdeclarator.
17242 (build_compound_literal): Add parameter non_const and build a
17243 C_MAYBE_COSNT_EXPR if applicable.
17244 (grokdeclarator): Take extra parameters expr and
17245 expr_const_operands. Track expressions used in declaration
17246 specifiers and declarators. Fold array sizes and track whether
17247 they are constant expressions and whether they are integer
17248 constant expressions.
17249 (parser_xref_tag): Set expr and expr_const_operands fields in
17251 (grokfield): Update call to grokdeclarator.
17252 (start_function): Update call to grokdeclarator.
17253 (build_null_declspecs): Set expr and expr_const_operands fields in
17255 (declspecs_add_type): Handle expressions in typeof specifiers.
17256 * c-parser.c (c_parser_declspecs): Set expr and
17257 expr_const_operands fields for declaration specifiers.
17258 (c_parser_enum_specifier): Likewise.
17259 (c_parser_struct_or_union_specifier): Likewise.
17260 (c_parser_typeof_specifier): Likewise. Update call to
17261 groktypename. Fold expression as needed. Return expressions with
17262 type instead of adding statements.
17263 (c_parser_attributes): Update calls to c_parser_expr_list.
17264 (c_parser_statement_after_labels): Fold expression before passing
17265 to objc_build_throw_stmt.
17266 (c_parser_condition): Fold expression.
17267 (c_parser_asm_operands): Fold expression.
17268 (c_parser_conditional_expression): Use c_save_expr. Update call
17269 to build_conditional_expr.
17270 (c_parser_alignof_expression): Update call to groktypename.
17271 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17272 original_code. Fold expression argument of va_arg. Create
17273 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17274 argument to va_arg. Update calls to groktypename. Fold array
17275 index for offsetof. Verify that first argument to
17276 __builtin_choose_expr has integer type.
17277 (c_parser_postfix_expression_after_paren_type): Update calls to
17278 groktypename and build_compound_literal. Handle expressions with
17279 side effects in type name.
17280 (c_parser_postfix_expression_after_primary): Update call to
17281 c_parser_expr_list. Set original_code for calls to
17282 __builtin_constant_p.
17283 (c_parser_expr_list): Take extra parameter fold_p. Fold
17284 expressions if requested.
17285 (c_parser_objc_type_name): Update call to groktypename.
17286 (c_parser_objc_synchronized_statement): Fold expression.
17287 (c_parser_objc_receiver): Fold expression.
17288 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17289 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17290 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17291 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17292 (struct c_typespec): Add elements expr and expr_const_operands.
17293 (struct c_declspecs): Add elements expr and expr_const_operands.
17294 (groktypename, build_conditional_expr, build_compound_literal):
17296 (in_late_binary_op): Declare.
17297 * c-typeck.c (note_integer_operands): New function.
17298 (in_late_binary_op): New variable.
17299 (decl_constant_value_for_broken_optimization): Move to c-common.c
17300 and rename to decl_constant_value_for_optimization.
17301 (default_function_array_conversion): Do not strip nops.
17302 (default_conversion): Do not call
17303 decl_constant_value_for_broken_optimization.
17304 (build_array_ref): Do not fold result.
17305 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17306 result when operand is a VLA.
17307 (c_expr_sizeof_type): Update call to groktypename. Handle
17308 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17309 result when operand names a VLA type.
17310 (build_function_call): Update call to build_compound_literal.
17311 Only fold result for calls to __builtin_* functions. Strip
17312 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17313 the function designator.
17314 (convert_arguments): Fold arguments. Update call to
17315 convert_for_assignment.
17316 (build_unary_op): Handle increment and decrement of
17317 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17318 decrement earlier. Fold operand of increment and decrement.
17319 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17320 built for integer operand. Wrap returns that are INTEGER_CSTs
17321 without being integer constant expressions or that have integer
17322 constant operands without being INTEGER_CSTs.
17323 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17324 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17325 result is an integer constant expression or can be used in
17326 unevaluated parts of one and avoid folding and wrap as
17327 appropriate. Fold operands before possibly doing -Wsign-compare
17329 (build_compound_expr): Wrap result for C99 if operands can be used
17330 in integer constant expressions.
17331 (build_c_cast): Update call to digest_init. Do not ignore
17332 overflow from casting floating-point constants to integers. Wrap
17333 results that could be confused with integer constant expressions,
17334 null pointer constants or floating-point constants.
17335 (c_cast_expr): Update call to groktypename. Handle expressions
17336 included in type name.
17337 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17338 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17339 Update calls to convert_for_assignment.
17340 (convert_for_assignment): Take new parameter
17341 null_pointer_constant. Do not strip nops or call
17342 decl_constant_value_for_broken_optimization. Set
17343 in_late_binary_op for conversions to boolean.
17344 (store_init_value): Update call to digest_init.
17345 (digest_init): Take new parameter null_pointer_constant. Do not
17346 call decl_constant_value_for_broken_optimization. pedwarn for
17347 initializers not constant expressions. Update calls to
17348 convert_for_assignment.
17349 (constructor_nonconst): New.
17350 (struct constructor_stack): Add nonconst element.
17351 (really_start_incremental_init, push_init_level, pop_init_level):
17352 Handle constructor_nonconst and nonconst element.
17353 (set_init_index): Call constant_expression_warning for array
17355 (output_init_element): Fold value. Set constructor_nonconst as
17356 applicable. pedwarn for initializers not constant expressions.
17357 Update call to digest_init. Call constant_expression_warning
17358 where constant initializers are required.
17359 (process_init_element): Use c_save_expr.
17360 (c_finish_goto_ptr): Fold expression.
17361 (c_finish_return): Fold return value. Update call to
17362 convert_for_assignment.
17363 (c_start_case): Fold switch expression.
17364 (c_process_expr_stmt): Fold expression.
17365 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17366 ensure statement expression is not evaluated in constant expression.
17367 (build_binary_op): Track whether results are integer constant
17368 expressions or may occur in such, disable folding and wrap results
17369 as applicable. Fold operands for -Wsign-compare warnings unless
17371 (c_objc_common_truthvalue_conversion): Handle results folded to
17372 integer constants that are not integer constant expressions.
17373 * doc/extend.texi: Document when typeof operands are evaluated,
17374 that condition of __builtin_choose_expr is an integer constant
17375 expression, and more about use of __builtin_constant_p in
17378 2009-03-29 Richard Guenther <rguenther@suse.de>
17380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17381 propagate addresses of array references.
17383 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17385 * regmove.c (perhaps_ends_bb_p): Remove.
17386 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17387 from INSN and check that the main loop stays within that basic block.
17388 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17389 (regmove_forward_pass): Split out from regmove_optimize. Use
17390 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17391 (regmove_backward_pass): Split out from regmove_optimize. Use
17392 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17393 (regmove_optimize): Simplify.
17395 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17398 * config/i386/i386.c (classify_argument): Ignore flexible array
17399 member in struct and warn ABI change.
17401 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17403 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17405 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17406 (ix86_adjust_cost): Updated.
17408 2009-03-29 Jan Hubicka <jh@suse.cz>
17410 PR middle-end/28850
17411 * tree-pass.h (pass_cleanup_eh): New function.
17412 (remove_unreachable_regions): Break code handling RTL
17413 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17414 that can not be reached by runtime.
17415 (can_be_reached_by_runtime): New function.
17416 (label_to_region_map): New function.
17417 (num_eh_regions): New function.
17418 (rtl_remove_unreachable_regions): New function.
17419 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17420 (remove_eh_region): New function.
17421 * except.h: Include sbitmap and vecprim.
17422 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17423 num_eh_regions): Declare.
17424 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17425 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17426 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17427 (tree_empty_eh_handler_p): New function.
17428 (cleanup_empty_eh): New function.
17429 (cleanup_eh): New function.
17430 (pass_cleanup_eh): New function.
17432 2009-03-29 Jan Hubicka <jh@suse.cz>
17434 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17435 for removed regions.
17437 2009-03-29 Jan Hubicka <jh@suse.cz>
17439 * except.c (dump_eh_tree): Dump all datastructures.
17441 2009-03-29 Jan Hubicka <jh@suse.cz>
17443 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17444 (duplicate_eh_regions_1): Likewise.
17445 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17446 vector; call EH verification.
17447 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17448 Be ready for region being removed.
17450 2009-03-29 Jan Hubicka <jh@suse.cz>
17452 * bitmap.c (bitmap_last_set_bit): New function.
17453 * bitmap.h (bitmap_last_set_bit): Declare.
17455 2009-03-29 David Ayers <ayers@fsfe.org>
17458 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17459 by calling objc_compare_types and surpress warnings about
17460 incompatible C pointers that are compatible ObjC pointers.
17462 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17464 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17465 call initialize_inline_failed.
17466 (initialize_inline_failed): Move it from here ...
17467 * cgraph.c (initialize_inline_failed): ... to here.
17468 (cgraph_create_edge): Call initialize_inline_failed rather than
17469 setting inline_failed directly.
17471 2009-03-29 Ben Elliston <bje@au.ibm.com>
17474 * sysv4.opt (msdata): Improve comment.
17475 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17476 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17478 2009-03-29 Ben Elliston <bje@au.ibm.com>
17481 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17482 load and store attributes.
17484 2009-03-29 Ben Elliston <bje@au.ibm.com>
17486 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17487 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17488 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17489 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17490 __builtin_infq and __builtin_huge_valq.
17492 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17494 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17496 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17497 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17499 2009-03-28 Xinliang David Li <davidxl@google.com>
17501 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17502 (do_dbg_cnt): New function.
17504 2009-03-28 Jan Hubicka <jh@suse.cz>
17506 Merge from pretty-ipa:
17508 2009-03-27 Jan Hubicka <jh@suse.cz>
17510 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17511 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17512 * passes.c (function_called_by_processed_nodes_p): New.
17513 * ipa-pure-const.c (check_call): Fix handling of operands.
17514 (analyze_function): Dump debug output for skipped bodies.
17515 (local_pure_const): Use function_called_by_processed_nodes_p.
17516 * dwarf2out.c (reference_to_unused): Use output.
17517 * passes.c (do_per_function_toporder): Likewise.
17519 2008-11-12 Jan Hubicka <jh@suse.cz>
17521 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17522 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17523 state_set_in_source enum
17524 (check_decl): Ignore memory tags; do not set fake looping flags;
17526 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17527 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17528 (check_call, analyze_function): Rewrite.
17530 (add_new_function): Update call of analyze_function.
17531 (generate_summary): Add call of analyze_function.
17532 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17533 (local_pure_const): New function.
17534 (pass_local_pure_const): New pass.
17535 * ipa-inline.c (inline_transform): Set after_inlining.
17536 * tree-eh.c (stmt_can_throw_external): New.
17537 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17538 work with aliasing built.
17539 * tree-flow.h (stmt_can_throw_external): New.
17540 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17541 and local pure/const pass in early and late optimization queue.
17543 2009-03-28 Martin Jambor <mjambor@suse.cz>
17545 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17547 (fold_binary): Allow function decl aligment consideration is the
17548 second argument is integer constant one.
17549 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17550 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17551 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17553 2009-03-28 Jan Hubicka <jh@suse.cz>
17555 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17556 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17557 * function.h (rtl_data): Add nothrow flag.
17558 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17559 set DECL_NOTHROW for AVAILABLE functions.
17561 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17563 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17564 following vector keyword has expansion starting with pixel or bool
17565 keyword, expand vector to __vector and pixel or bool to __pixel or
17569 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17570 warn_if_disallowed_function_p): Removed.
17571 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17572 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17573 warning_if_disallowed_function_p.
17574 * flags.h (warn_if_disallowed_function_p,
17575 warn_disallowed_functions): Removed.
17576 * common.opt (Wdisallowed-function-list=): Removed.
17577 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17579 2009-03-28 Richard Guenther <rguenther@suse.de>
17581 PR tree-optimization/38723
17582 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17585 2009-03-28 Jan Hubicka <jh@suse.cz>
17587 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17588 test introduced by my previous patch.
17590 2009-03-28 Richard Guenther <rguenther@suse.de>
17592 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17593 the PHIs value undefined.
17595 2009-03-28 Jan Hubicka <jh@suse.cz>
17597 * tree-pass.h (pass_fixup_cfg): New pass.
17598 * ipa-inline.c (inline_transform): Set
17599 always_inline_functions_inlined/after_inlining.
17600 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17601 (pass_fixup_cfg): New pass.
17602 * passes.c (init_optimization_passes): Add fixup_cfg.
17604 2009-03-28 Richard Guenther <rguenther@suse.de>
17606 PR tree-optimization/38458
17607 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17608 argument use the arguments copy-of value.
17610 2009-03-28 Richard Guenther <rguenther@suse.de>
17612 PR tree-optimization/38180
17613 * tree-ssa-ccp.c (get_default_value): Simplify.
17614 (likely_value): Likewise.
17615 (surely_varying_stmt_p): Properly handle VOP case.
17616 (ccp_initialize): Likewise.
17617 (ccp_fold): Handle propagating through *&.
17618 (fold_const_aggregate_ref): Also handle decls.
17620 2009-03-28 Jan Hubicka <jh@suse.cz>
17622 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17623 * cgraph.h (cgraph_node): Likewise.
17624 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17625 (cgraph_reset_node): Use process flag.
17626 (cgraph_mark_functions_to_output): Likewise.
17627 (cgraph_expand_function): Likewise.
17628 (cgraph_expand_all_functions): Likewise.
17629 (cgraph_output_in_order): Likewise.
17630 * dwarf2out.c (reference_to_unused): Likewise.
17631 * passes.c do_per_function_toporder): Likewise.
17633 2009-03-28 Jan Hubicka <jh@suse.cz>
17635 Bring from lto-branch:
17637 2008-09-03 Doug Kwan <dougkwan@google.com>
17639 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17640 enums instead of reason strings.
17641 * cgraph.c (cgraph_create_edge): Same.
17642 (cgraph_inline_failed_string): New function.
17643 * cgraph.h (cgraph_inline_failed_t): New enum type.
17644 (cgraph_inline_failed_string): New prototype.
17645 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17646 char pointer to cgraph_inline_failed_t.
17647 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17648 (cgraph_default_inline_p): Ditto.
17649 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17650 to cgraph_inline_failed_t pointer.
17651 * cif-code.def: New file.
17652 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17654 (cgraph_check_inline_limits): Change type of REASON to pointer to
17655 cgraph_inline_failed_t. Replace reason strings with enums.
17656 (cgraph_default_inline_p): Ditto.
17657 (cgraph_recursive_inlining_p): Ditto.
17658 (update_caller_keys): Change type of FAILED_REASON to
17659 cgraph_inline_failed_t.
17660 (cgraph_set_inline_failed): Change type of REASON to pointer to
17661 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17662 convert enums to strings for text output.
17663 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17664 to be of type cgraph_inline_failed_t. Replace reason strings with
17665 enums. Call cgraph_inline_failed_string to covert enums
17666 to strings for text output.
17667 (cgraph_decide_inlining): Replace reason strings with enums.
17668 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17669 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17671 * tree-inline.c (expand_call_inline): Change type of REASON
17672 to cgraph_inline_failed_t. Replace reason strings with enums.
17673 Call cgraph_inline_failed_string for text output.
17674 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17677 2009-03-28 Jan Hubicka <jh@suse.cz>
17679 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17680 cgraph_clone_node): Remove master clone handling.
17681 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17682 * cgraph.h (master_clone): Remove.
17683 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17684 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17685 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17687 2009-03-28 Jan Hubicka <jh@suse.cz>
17689 * cgraph.c (cgraph_function_body_availability): Functions declared
17690 inline are always safe to assume that it is not going to be replaced.
17692 2009-03-28 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/38513
17695 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17697 EXC_PTR_EXPR and FILTER_EXPR.
17698 (get_ref_from_reference_ops): Likewise.
17700 2009-03-28 Richard Guenther <rguenther@suse.de>
17702 PR tree-optimization/38968
17703 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17704 Use FLOOR_MOD_EXPR to compute misalignment.
17706 2009-03-28 Richard Guenther <rguenther@suse.de>
17708 PR tree-optimization/37795
17709 * tree.h (combine_comparisons): Declare.
17710 * fold-const.c (combine_comparisons): Export.
17711 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17713 (ifcombine_iforif): Use combine_comparisons.
17715 2009-03-28 Jan Hubicka <jh@suse.cz>
17717 * tree-eh.c (inlinable_call_p): New function.
17718 (make_eh_edges): Use it.
17719 (verify_eh_edges): Use it.
17720 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17721 * except.c (reachable_next_level): Add inlinable_function argument
17722 (sjlj_find_directly_reachable_regions): Update.
17723 (add_reachable_handler): Do not set saw_any_handlers.
17724 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17725 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17726 Add new inlinable call parameter.
17727 (can_throw_internal, can_throw_external): Update.
17728 * except.h (can_throw_internal_1, can_throw_external_1,
17729 foreach_reachable_handler): Update declaration.
17731 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17733 * config/arm/t-arm-coff, config/h8300/coff.h,
17734 config/i386/i386-aout.h, config/i386/i386-coff.h,
17735 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17736 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17737 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17738 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17739 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17740 sys-types.h: Remove.
17741 * Makefile.in: Remove protoize and fixproto support and references
17743 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17744 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17746 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17747 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17748 unprotoize$(exeext).
17749 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17750 (.PHONY): Don't depend on proto.
17751 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17752 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17753 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17754 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17755 build/gen-protos.o, build/scan.o, xsys-protos.h,
17756 build/fix-header$(build_exeext), build/fix-header.o,
17757 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17758 stmp-install-fixproto): Remove.
17759 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17760 SYSCALLS.c or fixproto files.
17761 (install-common): Don't install protoize.
17762 (install-headers-tar, install-headers-cpio, install-headers-cp):
17763 Don't depend on $(STMP_FIXPROTO).
17764 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17765 install fixproto files or write out fixproto settings.
17766 (uninstall): Don't uninstall protoize.
17767 * config.gcc (use_fixproto): Remove.
17768 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17769 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17770 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17771 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17772 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17773 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17774 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17775 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17776 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17777 * config/t-vxworks (STMP_FIXPROTO): Remove.
17778 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17779 STMP_FIXPROTO): Remove.
17780 * config.in, configure: Regenerate.
17781 * crtstuff.c (gid_t, uid_t): Don't undefine.
17782 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17783 (arm-*-coff, arm-*-aout: Remove target entries.
17784 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17785 Remove mention of AIX 4.1.
17786 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17787 * doc/invoke.texi (Running Protoize): Remove.
17788 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17789 (Protoize Caveats): Remove.
17790 * tsystem.h: Update comments on headers assumed to exist.
17792 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17794 * genautomata.c: Add a new year to the copyright. Add a new
17796 (struct insn_reserv_decl): Add comments for member bypass_list.
17797 (find_bypass): Remove.
17798 (insert_bypass): New.
17799 (process_decls): Use insert_bypass.
17800 (output_internal_insn_latency_func): Output all bypasses with the
17801 same input insn in one switch case.
17803 * rtl.def (define_bypass): Describe bypass choice.
17804 * doc/md.texi (define_bypass): Ditto.
17806 2009-03-27 Richard Guenther <rguenther@suse.de>
17808 * gimplify.c (mark_addressable): Export.
17809 * tree-flow.h (mark_addressable): Declare.
17810 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17811 * tree-ssa.c (verify_phi_args): Verify that address taken
17812 variables have TREE_ADDRESSABLE set.
17814 2009-03-27 Richard Guenther <rguenther@suse.de>
17816 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17817 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17818 Do not mark decls TREE_ADDRESSABLE.
17819 (build_fold_addr_expr): Adjust.
17820 (fold_addr_expr): Remove.
17821 (fold_unary): Use build_fold_addr_expr.
17822 (fold_comparison): Likewise.
17823 (split_address_to_core_and_offset): Likewise.
17824 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17826 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17827 (gimplify_modify_expr_to_memcpy): Mark source and destination
17829 * omp-low.c (create_omp_child_function): Mark the object decl
17831 (lower_rec_input_clauses): Mark the var we take the address of
17833 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17835 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17837 PR middle-end/39315
17838 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17839 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17841 2009-03-27 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/39120
17844 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17846 (handle_lhs_call): Process return constraints. Add escape
17847 constraints if necessary.
17848 (handle_const_call): Fill out return constraints. Make nested
17849 case more precise. Avoid consttmp if possible.
17850 (handle_pure_call): Fill out return constraints. Avoid
17851 callused if possible.
17852 (find_func_aliases): Simplify call handling.
17854 2009-03-27 Richard Guenther <rguenther@suse.de>
17856 PR tree-optimization/39120
17857 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17858 as a representative.
17859 (solve_graph): Do propagate CALLUSED.
17860 (handle_pure_call): Use a scalar constraint from CALLUSED for
17862 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17865 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17868 * c-common.c (handle_aligned_attribute): Properly check alignment
17869 overflow. Use (1U << i) instead of (1 << i).
17871 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17873 * expr.h (get_mem_align_offset): Updated.
17875 * tree.h (tree_decl_common): Change align to "unsigned int" and
17876 move it before pointer_alias_set.
17878 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17879 Jakub Jelinek <jakub@redhat.com>
17882 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17883 gr_register_operand with gr_reg_or_0_operand.
17884 (cmpxchg_rel_di): Likewise.
17885 (sync_lock_test_and_set<mode>): Likewise.
17887 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17889 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17890 (true_regnum): Likewise.
17892 * rtlanal.c (subreg_info): Moved to ...
17893 * rtl.h (subreg_info): Here. New.
17894 (subreg_get_info): New.
17896 * rtlanal.c (subreg_get_info): Make it extern.
17898 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17901 * config/i386/i386.c (ix86_abi): New.
17902 (override_options): Handle -mabi=.
17903 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17904 (ix86_call_abi_override): Likewise.
17905 (init_cumulative_args): Likewise.
17906 (function_arg_advance): Likewise.
17907 (function_arg_64): Likewise.
17908 (function_arg): Likewise.
17909 (ix86_pass_by_reference): Likewise.
17910 (ix86_function_value_regno_p): Likewise.
17911 (ix86_build_builtin_va_list_abi): Likewise.
17912 (setup_incoming_varargs_64): Likewise.
17913 (is_va_list_char_pointer): Likewise.
17914 (ix86_init_machine_status): Likewise.
17915 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17916 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17917 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17918 (ix86_function_abi): Make it static and return enum calling_abi.
17919 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17921 (ix86_fn_abi_va_list): Updated.
17923 * config/i386/i386.h (ix86_abi): New.
17924 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17925 (CONDITIONAL_REGISTER_USAGE): Likewise.
17926 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17927 (machine_function): Likewise.
17929 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17931 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17932 (STACK_BOUNDARY): Likewise.
17933 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17935 * config/i386/i386.opt (mabi=): New.
17937 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17938 return enum calling_abi.
17939 (ix86_function_type_abi): Likewise.
17940 (ix86_function_abi): Removed.
17942 * doc/invoke.texi: Document -mabi= option for x86.
17944 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17946 * builtins.c (real_dconstp): Delete.
17947 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17949 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17950 Jakub Jelinek <jakub@redhat.com>
17953 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17954 (gen_subprogram_die): When a function is explicit, generate the
17955 DW_AT_explicit attribute.
17956 * langhooks.h (struct lang_hooks_for_decls): Add
17957 function_decl_explicit_p langhook.
17958 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17959 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17961 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17963 * builtins.c (fold_builtin_memory_op): Optimize memmove
17964 into memcpy if we can prove source and destination don't overlap.
17966 * tree-inline.c: Include gt-tree-inline.h.
17967 (clone_fn_id_num): New variable.
17968 (clone_function_name): New function.
17969 (tree_function_versioning): Use it.
17970 * Makefile.in (GTFILES): Add tree-inline.c.
17972 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17974 * BASE-VER: Change to 4.5.0.
17976 2009-03-27 Xinliang David Li <davidxl@google.com>
17978 PR tree-optimization/39557
17979 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17981 2009-03-27 Xinliang David Li <davidxl@google.com>
17983 PR tree-optimization/39548
17984 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17987 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17989 * c-common.c (pointer_int_sum): Use %wd on return from
17992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17994 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17995 on return from tree_low_cst.
17997 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18000 * ginclude/stdarg.h (va_copy): Define also for
18001 __GXX_EXPERIMENTAL_CXX0X__.
18003 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18006 * builtins.h (c_strlen): Do not warn here.
18007 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18008 * c-common.c (pointer_int_sum): Take an explicit location.
18009 Warn about offsets out of bounds.
18010 * c-common.h (pointer_int_sum): Adjust declaration.
18012 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18014 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18017 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18020 * opts.c (warn_if_disallowed_function_p): Don't assume
18021 get_callee_fndecl must return non-NULL.
18023 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18025 PR rtl-optimization/39522
18026 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18027 when reg_reloaded_valid is set.
18029 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18031 * config/spu/divv2df3.c: New file.
18032 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18033 (DPBIT_FUNCS): Filter out _div_df.
18035 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18037 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18038 a jump insn, count that jump in the distance to the loop start.
18040 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18043 * config/sh/sh.c (calc_live_regs): Fix condition for global
18044 registers except PIC_OFFSET_TABLE_REGNUM.
18046 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18049 * doc/invoke.texi (-mconsole): New.
18051 (-mno-cygwin): New.
18053 (-mnop-fun-dllimport): New.
18057 (sub section "i386 and x86-64 Windows Options"): New.
18059 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18061 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18062 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18064 2009-03-25 Richard Guenther <rguenther@suse.de>
18066 PR middle-end/39497
18067 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18070 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18072 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18073 neither of haifa/selective schedulers are working.
18075 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18077 * doc/invoke.texi (Debugging Options): Fix description of
18078 -fno-merge-debug-strings.
18080 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18082 * config/cris/libgcc.ver: New version-script.
18083 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18085 * configure.ac <GAS features, nop mnemonic>: Add pattern
18086 crisv32-*-* for "nop".
18087 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18088 * configure: Regenerate.
18090 2009-03-24 Ira Rosen <irar@il.ibm.com>
18092 PR tree-optimization/39529
18093 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18094 mark_sym_for_renaming for the tag copied to the new vector
18097 2009-03-24 Arthur Loiret <aloiret@debian.org>
18099 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18100 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18101 EXTRA_SPEC_FUNCTIONS.
18102 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18103 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18104 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18105 -march and -mtune options.
18107 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18109 * config/m68k/t-rtems: Add m5329 multilib.
18111 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18112 Jakub Jelinek <jakub@redhat.com>
18115 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18118 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18121 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18122 instead of c_parser_expression_conv, if original_code isn't one of the
18123 4 allowed comparison codes, fail.
18125 2009-03-23 Richard Guenther <rguenther@suse.de>
18127 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18128 * tree.h (struct tree_type): Likewise.
18129 * reload.h (struct insn_chain): Likewise.
18130 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18131 * function.h (struct function): Likewise.
18132 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18134 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18136 PR tree-optimization/39516
18137 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18139 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18141 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18142 should be set true if BITS_PER_WORD of target is bigger than 32
18144 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18146 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18147 Translate -B-options to -rpath-link. Correct existing
18148 rpath-link and conditionalize on !nostdlib.
18150 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18152 * doc/extend.texi (Function Attributes, Variable Attributes):
18154 * doc/invoke.texi (Debugging Options, Optimize Options)
18155 (i386 and x86-64 Options, MCore Options): Likewise.
18157 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18160 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18161 it for block local namespace aliases.
18162 (gen_decl_die): Pass context_die to gen_namespace_die.
18164 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18167 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18168 minimum or maximum value.
18170 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18172 * reginfo.c (globalize_reg): Recompute derived reg sets.
18174 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18177 * libgcc2.c (mprotect): Do not use signed arguments for
18178 VirtualProtect, use DWORD arguments. Also fix the 'may
18179 be used uninitialized' warning for the np variable.
18181 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18184 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18185 functions using regparm calling conventions when not optimizing.
18186 (ix86_function_sseregparm): Similarly for sseregparm calling
18189 2009-03-19 Li Feng <nemokingdom@gmail.com>
18191 PR middle-end/39500
18192 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18193 dependence if the first conflict is after niter iterations.
18195 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18197 PR middle-end/38609
18198 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18199 functions with dynamic stack-pointer adjustments.
18201 2009-03-19 Ben Elliston <bje@au.ibm.com>
18203 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18204 option; change to -msdata=data.
18206 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18208 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18211 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18214 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18216 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18218 * doc/invoke.texi (Code Gen Options): Expand discussion of
18221 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18223 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18224 * matrix-reorg.c (struct matrix_info): Likewise.
18225 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18226 * rtl.h (struct mem_attrs): Likewise.
18227 * df.h (struct df): Likewise.
18228 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18229 * ira-int.h (struct ira_allocno): Likewise.
18230 * df-scan.c (struct df_collection_rec): Likewise.
18231 * ira.c (struct equivalence): Likewise.
18232 * function.c (struct temp_slot): Likewise.
18233 * cfgloop.h (struct loop): Likewise.
18236 * function.c (use_register_for_decl): When not optimizing, disregard
18237 register keyword for variables with types containing methods.
18239 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18241 PR middle-end/39447
18242 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18243 (is_simple_operand): Call contains_component_ref_p before calling data
18244 reference analysis that would fail on COMPONENT_REFs.
18246 * tree-vrp.c (search_for_addr_array): Fix formatting.
18248 2009-03-18 Richard Guenther <rguenther@suse.de>
18250 * tree-vect-transform.c (vect_loop_versioning): Fold the
18251 generated comparisons.
18252 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18253 (slpeel_tree_peel_loop_to_edge): Likewise.
18255 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18257 PR middle-end/37805
18258 * opts.c (print_specific_help): In addition to `undocumented',
18259 accept `separate' and `joined' flags if passed alone. Describe
18260 output by the first matched one of those.
18261 (common_handle_option): Skip over empty strings.
18262 * gcc.c (display_help): Fix help string for `--help='.
18263 * doc/invoke.texi (Option Summary, Overall Options): With
18264 `--help=', classes and qualifiers can both be repeated, but
18265 only the latter can be negated. One should not pass only
18266 negated qualifiers. Fix markup and examples.
18269 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18270 PR middle-end/37805
18271 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18272 and -fhelp=separate.
18274 2009-03-17 Jing Yu <jingyu@google.com>
18276 PR middle-end/39378
18277 * function.h (struct rtl_data): Move is_thunk from here...
18278 (struct function): ...to here.
18279 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18280 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18282 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18284 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18285 (alpha_output_function_end_prologue): Likewise.
18286 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18287 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18288 (rs6000_output_function_epilogue): Likewise.
18289 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18291 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18294 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18295 from different units in a single alternative.
18296 (*truncdfsf_i387): Ditto.
18297 (*truncxfsf2_mixed): Ditto.
18298 (*truncxfdf2_mixed): Ditto.
18300 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18302 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18303 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18306 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18307 unused non-artificial variables when not optimizing.
18310 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18311 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18312 NAMESPACE_DECL in its DECL_INITIAL.
18314 PR middle-end/39443
18315 * optabs.c (set_user_assembler_libfunc): New function.
18316 * expr.h (set_user_assembler_libfunc): New prototype.
18317 * c-common.c: Include libfuncs.h.
18318 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18319 for memcmp, memset, memcpy, memmove and abort.
18320 * Makefile.in (c-common.o): Depend on libfuncs.h.
18323 * dwarf2out.c (gen_inlined_enumeration_type_die,
18324 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18325 gen_tagged_type_instantiation_die): Removed.
18326 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18329 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18332 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18334 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18335 (check-parallel-%): Ditto.
18336 (check-consistency): Ditto.
18338 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18340 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18341 local variable rhs by NULL_TREE.
18343 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18346 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18348 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18351 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18353 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18356 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18357 for ms->sysv ABI calls only in 64bit mode.
18359 * config/i386/i386.md (untyped_call): Support 32bit.
18361 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18363 * doc/extend.texi: Replace x86_65 with x86_64.
18365 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18367 PR tree-optimization/39455
18368 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18369 mismatches for POINTER_TYPE_P (type).
18370 (number_of_iterations_le): Likewise.
18372 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18374 * config/picochip/picochip.c: Removed profiling support.
18375 * config/picochip/picochip.md: Removed profiling instruction.
18376 * config/picochip/picochip.h: Removed profiling builtin.
18378 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18380 * doc/install.texi (--with-host-libstdcxx): Document.
18382 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18385 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18386 generate a warning if the function name does not begin with
18387 "__vector" and the function has either the 'signal' or 'interrupt'
18388 attribute, from here to ...
18389 (avr_declare_function_name): ...here. New function.
18390 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18391 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18393 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18396 * cse.c (fold_rtx): Don't modify original const_arg1 when
18397 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18398 separate variable instead.
18399 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18400 from out of range shift counts.
18401 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18403 2009-03-13 Catherine Moore <clm@codesourcery.com>
18405 * config/i386/x-mingw32 (host-mingw32.o): Replace
18406 diagnostic.h with $(DIAGNOSTIC_H).
18408 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18411 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18413 * config/i386/sync.md (sync_compare_and_swap<mode>,
18414 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18415 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18417 (sync_double_compare_and_swapdi_pic,
18418 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18419 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18421 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18424 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18426 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18429 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18430 (avx_addsubv4df3): Likewise.
18431 (*avx_addsubv4sf3): Likewise.
18432 (sse3_addsubv4sf3): Likewise.
18434 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18437 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18439 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18442 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18443 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18444 registers for allocnos created from user-defined variables.
18446 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18449 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18450 of non-integer mode as well.
18452 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18454 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18455 for functions for which the parameter types are unknown.
18457 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18460 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18461 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18462 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18463 * config/i386/i386.c (ix86_local_alignment): For
18464 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18465 long long variables on the stack to avoid dynamic realignment.
18466 Allow the first argument to be a decl rather than type.
18467 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18469 2009-03-11 Nick Clifton <nickc@redhat.com>
18472 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18474 Add description to mno-lsim option.
18475 * config/mcore/mcore.h: Remove comment about deprecated m4align
18477 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18478 * doc/invoke.texi: Add description of mno-lsim and
18479 mstack-increment options.
18481 * config/fr30/fr30.opt: Document the -mno-lsim option.
18482 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18483 and -mno-lsim options.
18485 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18487 * fold-const.c (fold_comparison): Only call fold_inf_compare
18488 if the mode supports infinities.
18490 2009-03-11 Jason Merrill <jason@redhat.com>
18493 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18494 end already did. Notice GIMPLE_CALL modifications of the result.
18495 Don't copy debug information from an ignored decl or a decl from
18498 2009-03-10 Richard Guenther <rguenther@suse.de>
18499 Nathan Froyd <froydnj@codesourcery.com>
18501 PR middle-end/37850
18502 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18503 (__divMODE3): Likewise.
18505 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18507 PR tree-optimization/39394
18508 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18509 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18511 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18513 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18514 inline asms for register asm ("") declarations.
18516 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18518 * fold-const.c (fold_unary): Fix comment.
18520 2009-03-07 Jan Hubicka <jh@suse.cz>
18523 * tree-inline.c (setup_one_parameter): Do replacement of const
18524 argument by constant in SSA form.
18526 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18528 PR middle-end/38028
18529 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18530 determine alignment passed to assign_stack_local.
18531 (assign_parms_unsplit_complex): Likewise.
18532 * except.c (sjlj_build_landing_pads): Likewise.
18534 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18536 PR middle-end/39360
18537 * tree-flow.h (add_referenced_var): Return bool instead of void.
18538 * tree-dfa.c (add_referenced_var): Return result of
18539 referenced_var_check_and_insert call.
18540 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18541 of referenced_var_check_and_insert.
18544 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18545 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18546 DIE, don't emit it if abstract origin already has it.
18547 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18548 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18550 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18552 * genpreds.c (needs_variable): Fix parentheses at variable name
18554 (write_tm_constrs_h): Indent generated code.
18556 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18558 * doc/extend.texi (Function Attributes): Add documentation
18559 for isr attributes.
18561 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18564 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18565 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18567 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18569 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18572 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18575 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18576 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18578 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18580 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18581 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18582 constants instead of magic numbers.
18583 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18585 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18586 (x86_64_ms_abi_int_parameter_registers): Ditto.
18587 (x86_64_int_return_registers): Ditto.
18588 (ix86_maybe_switch_abi): Ditto.
18589 (ix86_expand_call): Ditto for clobbered_registers array.
18590 (ix86_hard_regno_mode_ok): Ditto.
18591 (x86_extended_QIreg_mentioned_p): Ditto.
18593 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18595 PR tree-optimization/39349
18596 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18598 * combine.c (gen_lowpart_for_combine): Use omode when generating
18601 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18603 PR rtl-optimization/39235
18604 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18606 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18608 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18610 2009-03-04 Richard Guenther <rguenther@suse.de>
18612 PR tree-optimization/39362
18613 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18614 that occur in abnormal PHIs should be varying.
18616 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18618 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18620 (simple_iv): Take loop as an argument instead of statement.
18621 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18622 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18624 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18626 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18627 * matrix-reorg.c (analyze_transpose): Ditto.
18628 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18629 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18630 * tree-predcom.c (ref_at_iteration): Ditto.
18631 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18633 2009-03-04 Richard Guenther <rguenther@suse.de>
18635 PR tree-optimization/39358
18636 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18637 escaped_id and callused_id.
18638 (solve_graph): Likewise.
18640 2009-03-04 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/39339
18643 * tree-sra.c (try_instantiate_multiple_fields): Make it
18644 no longer ICE on the above.
18646 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18648 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18649 that fits within Pmode.
18651 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18653 PR middle-end/10109
18654 * tm.texi (LIBCALL_VALUE): Update description.
18656 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18658 PR middle-end/34443
18659 * doc/extend.texi (section): Update description.
18661 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18663 PR middle-end/39345
18664 * tree-inline.c (remapped_type): New.
18665 (can_be_nonlocal): Call remapped_type instead of remap_type.
18667 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18670 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18671 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18673 2009-03-03 Richard Guenther <rguenther@suse.de>
18675 PR middle-end/39272
18676 * tree.c (tree_nonartificial_location): New function.
18677 * tree.h (tree_nonartificial_location): Declare.
18678 * builtins.c (expand_builtin_memory_chk): Provide location
18679 of the call location for artificial function pieces.
18680 (maybe_emit_chk_warning): Likewise.
18681 (maybe_emit_sprintf_chk_warning): Likewise.
18682 (maybe_emit_free_warning): Likewise.
18683 * expr.c (expand_expr_real_1): Likewise.
18685 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18687 PR tree-optimization/39343
18688 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18689 COMPONENT_REF t has ARRAY_TYPE.
18691 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18693 PR middle-end/39335
18694 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18695 when the type precision of the induction variable should be
18696 larger than the type precision of nit.
18697 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18698 * graphite.c (graphite_loop_normal_form): Same.
18699 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18701 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18703 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18704 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18705 numbers to describe clobbered registers.
18706 (*call_value_0_rex64_ms_sysv): Ditto.
18707 * config/i386/mmx.md (mmx_emms): Ditto.
18708 (mmx_femms): Ditto.
18710 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18712 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18715 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18717 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18718 (spu_section_type_flags): New function.
18720 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18723 reg_class_contents of FLOAT_REGS into a temporary.
18725 2009-03-02 Richard Guenther <rguenther@suse.de>
18726 Ira Rosen <irar@il.ibm.com>
18728 PR tree-optimization/39318
18729 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18730 information to the vectorized statement.
18732 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18734 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18735 variable. Use defined names instead of magic constants for REX SSE
18738 2009-03-01 Richard Guenther <rguenther@suse.de>
18740 PR tree-optimization/39331
18741 * omp-low.c (lower_send_shared_vars): Do not receive new
18742 values for the reference of DECL_BY_REFERENCE parms or results.
18744 2009-03-01 Jan Hubicka <jh@suse.cz>
18747 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18748 BLOCK_NONLOCALIZED_VAR): New macros.
18749 (tree_block): Add nonlocalized_vars.
18750 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18751 gen_decl_die): Add origin argument. Allow generation of die with
18752 origin at hand only.
18753 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18754 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18756 (gen_block_die): Fix checking for unused blocks.
18757 (process_scope_var): Break out from .... ; work with origins only.
18758 (decls_for_scope) ... here; process nonlocalized list.
18759 (dwarf2out_ignore_block): Look for nonlocalized vars.
18760 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18762 (dump_scope_block): Dump them.
18763 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18764 (remap_block): Likewise.
18765 (can_be_nonlocal): New predicate.
18766 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18768 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18770 * configure: Regenerate.
18772 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18774 * optc-gen.awk: No need to duplicate option flags twice.
18775 Reuse help texts for duplicate options which do not have any.
18777 * gcc.c (display_help): Document --version.
18779 * gcc.c (main): If print_help_list and verbose_flag, ensure
18780 driver output comes before subprocess output.
18782 * optc-gen.awk: Assign all remaining fields to help string,
18783 space-separated, for multi-line help in *.opt.
18785 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18786 -Wno-pedantic-ms-format is for MinGW targets only.
18788 * doc/options.texi (Option file format): Fix bad indentation,
18789 restoring dropped sentence.
18791 2009-02-28 Jan Hubicka <jh@suse.cz>
18793 * tree-inline.c (tree_function_versioning): Output debug info.
18795 2009-02-28 Jan Hubicka <jh@suse.cz>
18798 * tree-inline.c (setup_one_parameter): Do not copy propagate
18799 arguments when not optimizing.
18801 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18804 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18805 (avx_addsubv4df3): Likewise.
18806 (*avx_addsubv4sf3): Likewise.
18807 (sse3_addsubv4sf3): Likewise.
18808 (*avx_addsubv2df3): Likewise.
18809 (sse3_addsubv2df3): Likewise.
18810 (avx_unpckhps256): Correct item selectors.
18811 (avx_unpcklps256): Likewise.
18812 (avx_unpckhpd256): Likewise.
18813 (avx_unpcklpd256): Likewise.
18815 2009-02-28 Jan Hubicka <jh@suse.cz>
18817 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18819 (copy_arguments_for_versioning): If var is declared don't declare it.
18820 (tree_function_versioning): First setup substitutions and then copy
18823 2009-02-27 Jan Hubicka <jh@suse.cz>
18826 * cgraph.h (varpool_output_debug_info): Remove.
18827 * cgraphunit.c (varpool_output_debug_info): Remove.
18828 * dwarf2out.c (deferred_locations_struct): New struct
18829 (deferred_locations): New type.
18830 (deferred_locations_list): New static var.
18831 (deffer_location): New function.
18832 (gen_variable_die): Use it.
18833 (decls_for_scope): Output info on local static vars.
18834 (dwarf2out_finish): Process deferred locations.
18835 * varpool.c (varpool_output_debug_info): Remove.
18837 2009-02-27 Jan Hubicka <jh@suse.cz>
18840 * tree.h (TREE_PROTECTED): Fix comment.
18841 (BLOCK_HANDLER_BLOCK): Remove.
18842 (struct tree_block): Remove handler_block add body_block.
18843 (inlined_function_outer_scope_p): New.
18844 (is_body_block): Remove.
18845 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18846 * dwarf2out.c (is_inlined_entry_point): Remove.
18847 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18848 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18850 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18851 * gimplify.c (gimplify_expr): Gimplify body blocks.
18852 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18853 block with multiple subblocks.
18854 (dump_scope_block): Prettier output; dump more flags and info.
18855 (dump_scope_blocks): New.
18856 (remove_unused_locals): Use dump_scope_blocks.
18857 * tree-flow.h (dump_scope_blocks): Declare.
18858 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18859 * stmt.c (is_body_block): Remove.
18860 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18861 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18863 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18865 PR middle-end/39308
18866 * graphite.c (graphite_loop_normal_form): Do not call
18867 number_of_iterations_exit from a gcc_assert.
18869 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18871 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18872 jumps if COND is NULL.
18873 (find_cond_jump): New function.
18874 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18875 * config/s390/s390.md: Remove z10_cobra attribute value.
18877 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18879 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18880 force_const_mem returns NULL_RTX.
18882 2009-02-26 Jan Hubicka <jh@suse.cz>
18885 * cgraph.h (varpool_output_debug_info): Remove.
18886 * cgraphunit.c (varpool_output_debug_info): Remove.
18887 * dwarf2out.c (deferred_locations_struct): New struct
18888 (deferred_locations): New type.
18889 (deferred_locations_list): New static var.
18890 (deffer_location): New function.
18891 (gen_variable_die): Use it.
18892 (decls_for_scope): Output info on local static vars.
18893 (dwarf2out_finish): Process deferred locations.
18894 * varpool.c (varpool_output_debug_info): Remove.
18896 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18898 PR rtl-optimization/39241
18899 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18900 to subreg_offset_representable_p.
18902 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18904 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18905 execute function prototype. Get f and nregs from max_reg_num
18906 and get_insns. Remove the first backward pass as it's dead,
18907 guard the forward pass by flag_expensive_optimizations.
18908 (rest_of_handle_regmove): Delete.
18909 (pass_regmove): Replace it with regmove_optimize.
18911 2009-02-25 Martin Jambor <mjambor@suse.cz>
18913 PR tree-optimization/39259
18914 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18915 calls_alloca function flags.
18916 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18917 calls are detected.
18919 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18921 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18922 flags_set_1_rtx, flags_set_1_set): Delete.
18923 (regmove_optimize): Do not call mark_flags_life_zones.
18925 2009-02-24 Julian Brown <julian@codesourcery.com>
18928 * config/arm/arm.c (require_pic_register): Only set
18929 cfun->machine->pic_reg once per function.
18931 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18933 * doc/invoke.texi (Link Options): Document an easier way to pass
18934 options that take arguments to the GNU linker using -Xlinker and -Wl.
18936 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18939 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18941 2009-02-24 Richard Guenther <rguenther@suse.de>
18944 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18946 2009-02-24 Richard Guenther <rguenther@suse.de>
18947 Zdenek Dvorak <ook@ucw.cz>
18949 PR tree-optimization/39233
18950 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18951 from converting them to a generic type.
18953 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18955 PR tree-optimization/39260
18956 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18957 contains a condition with a real type.
18958 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18960 2009-02-23 Jason Merrill <jason@redhat.com>
18963 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18964 narrowing_initializer_constant_valid_p.
18965 (narrowing_initializer_constant_valid_p): Don't return
18966 null_pointer_node for adding a pointer to itself.
18968 2009-02-23 Jan Hubicka <jh@suse.cz>
18971 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18974 2009-02-23 Jan Hubicka <jh@suse.cz>
18976 PR tree-optimization/37709
18977 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18978 * tree.h (block_ultimate_origin): Declare.
18979 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18980 * tree-ssa-live.c (remove_unused_scope_block_p):
18981 Eliminate blocks containig no instructions nor live variables nor
18983 (dump_scope_block): New function.
18984 (remove_unused_locals): Enable removal of dead blocks by default;
18985 enable dumping at TDF_DETAILS.
18987 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18989 * config/i386/i386.c (classify_argument): Don't allow COImode
18991 (function_arg_advance_32): Don't allow OImode.
18992 (function_arg_32): Likewise.
18993 (function_value_32): Likewise.
18994 (return_in_memory_32): Likewise.
18995 (function_arg_64): Remove OImode comment.
18997 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19000 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19001 ix86_expand_vector_set for V4DImode in 64bit mode only.
19002 (ix86_expand_vector_init_one_var): Likewise.
19004 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19006 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19008 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19011 * loop-iv.c: Revert last change.
19012 * emit-rtl.c: Likewise.
19014 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19017 * config/i386/i386.c (type_natural_mode): Remove an extra
19018 space in the warning message.
19019 (function_value_32): Handle 32-byte vector modes.
19020 (return_in_memory_32): Likewise.
19022 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19024 * loop-iv.c (truncate_value): New function.
19025 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19027 (lowpart_subreg): Move to...
19028 * emit-rtl.c: ...here.
19030 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19032 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19033 accidental and undocumented change at revision 140860.
19035 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19037 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19038 take gimple_seq * arguments.
19039 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19040 types_compatible_p langhook.
19042 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19043 Joseph Myers <joseph@codesourcery.com>
19045 * config/arm/arm.c (arm_builtin_va_list): New function.
19046 (arm_expand_builtin_va_start): Likewise.
19047 (arm_gimplify_va_arg_expr): Likewise.
19048 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19049 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19050 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19051 (va_list_type): New variable.
19052 (arm_mangle_type): Mangle va_list_type appropriately.
19054 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19056 PR middle-end/39157
19057 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19058 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19059 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19060 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19061 parameter to 1000 for -O1 by default.
19062 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19064 * loop-invariant.c: Include params.h.
19065 (move_loop_invariants): Don't call move_single_loop_invariants on
19068 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19070 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19071 offset when calculating bounds for indexing stack_usage_map. Fixes
19072 a buffer overflow with certain target setups.
19074 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19077 * calls.c (expand_call): Clear try_tail_call if caller and callee
19078 disagree in promotion of function return value.
19080 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19083 * c-common.c (c_determine_visibility): If visibility changed and
19084 DECL_RTL has been already set, call make_decl_rtl to update symbol
19087 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19090 * varasm.c (assemble_variable): Don't check DECL_NAME when
19091 globalizing a variable.
19093 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19096 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19097 expression before any __builtin_trap call.
19098 * c-typeck.c (build_function_call): Convert and check function
19099 arguments before generating a call to a trap. Evaluate the
19100 function arguments before the trap.
19102 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19105 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19106 (UNSPEC_FXAM_MEM): New unspec.
19107 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19108 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19109 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19111 2009-02-19 Richard Guenther <rguenther@suse.de>
19113 PR tree-optimization/39207
19114 PR tree-optimization/39074
19115 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19116 storedanything_tree): New.
19117 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19118 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19119 (build_succ_graph): Add edges from STOREDANYTHING to all
19121 (init_base_vars): Initialize STOREDANYTHING.
19122 (compute_points_to_sets): Free substitution info after
19123 building the succ graph.
19124 (ipa_pta_execute): Likewise.
19126 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19128 (do_ds_constraint): Do not add to special var or non-pointer
19130 (type_could_have_pointers): Split out from ...
19131 (could_have_pointers): ... here. For arrays use the element type.
19132 (create_variable_info_for): Initialize may_have_pointers.
19133 (new_var_info): Likewise.
19134 (handle_lhs_call): Make the HEAP variable unknown-sized.
19135 (intra_create_variable_infos): Use a type with pointers for
19136 PARM_NOALIAS, make it unknown-sized.
19138 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19141 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19143 2009-02-18 Jason Merrill <jason@redhat.com>
19146 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19147 value if DECL_EXTERNAL.
19148 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19149 * target.h (gcc_target::binds_local_p): Clarify "module".
19150 * tree.h (TREE_PUBLIC): Clarify "module".
19152 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19155 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19156 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19158 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19161 * c.opt (Wabi): Support C and ObjC.
19164 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19166 * config/i386/i386.c (classify_argument): Warn once about the ABI
19167 change when passing union with long double.
19169 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19171 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19174 * c-parser.c (c_parser_compound_statement): Always enter and leave
19177 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19180 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19182 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19184 PR tree-optimization/36922
19185 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19186 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19189 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19191 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19194 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19196 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19198 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19200 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19203 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19204 Richard Sandiford <rdsandiford@googlemail.com>
19206 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19207 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19208 (loongson_biadd): ...this.
19210 2009-02-17 Richard Guenther <rguenther@suse.de>
19212 PR tree-optimization/39202
19213 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19214 a var make sure to follow existing collapses.
19216 2009-02-17 Richard Guenther <rguenther@suse.de>
19218 PR middle-end/39214
19219 * langhooks.c (lhd_print_error_function): Check for NULL block.
19221 2009-02-17 Richard Guenther <rguenther@suse.de>
19223 PR tree-optimization/39204
19224 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19227 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19229 * config/soft-fp/double.h: Update from glibc CVS.
19231 2009-02-17 Richard Guenther <rguenther@suse.de>
19233 PR tree-optimization/39207
19234 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19235 strict-aliasing warnings for pointers pointing to NULL.
19237 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19240 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19241 skipping until next close brace.
19243 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19246 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19247 to function argument boundary.
19249 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19251 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19252 in the lea_add. Reload eventually constraints it properly.
19253 * config/picochip/constraints.md: Remove the target constraint
19254 "b", since it is not needed anymore.
19256 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19258 * gthr-dce.h: Uglify function parameter and local variable names.
19259 * gthr-gnat.h: Likewise.
19260 * gthr-mipssde.h: Likewise.
19261 * gthr-nks.h: Likewise.
19262 * gthr-posix95.h: Likewise.
19263 * gthr-posix.h: Likewise.
19264 * gthr-rtems.h: Likewise.
19265 * gthr-single.h: Likewise.
19266 * gthr-solaris.h: Likewise.
19267 * gthr-tpf.h: Likewise.
19268 * gthr-vxworks.h: Likewise.
19269 * gthr-win32.h: Likewise.
19271 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19274 * config/i386/i386.md: Restrict the new peephole2 to move
19275 between MMX/SSE registers.
19277 2009-02-15 Richard Guenther <rguenther@suse.de>
19280 2009-02-13 Richard Guenther <rguenther@suse.de>
19282 * configure.ac: Enable LFS.
19283 * configure: Re-generate.
19284 * config.in: Likewise.
19286 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19288 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19289 spu_srqwbyte, spu_srqwbytebc): Define.
19290 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19291 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19292 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19293 "shrqby_<mode>"): New insn-and-split patterns.
19294 * config/spu/spu.c (expand_builtin_args): Determine and return
19295 number of operands using spu_builtin_description data.
19296 (spu_expand_builtin_1): Use it.
19298 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19301 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19304 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19307 * config/i386/i386.c (override_options): Correct warning
19308 messages for -malign-loops, -malign-jumps and -malign-functions.
19310 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19313 * config/i386/i386.md: Restrict the new peephole2 to move
19314 between the general purpose registers.
19316 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19319 * config/i386/i386.c (type_natural_mode): Add a new argument.
19320 Return the original mode and warn ABI change if vector size is 32byte.
19321 (function_arg_advance): Updated.
19322 (function_arg): Likewise.
19323 (ix86_function_value): Likewise.
19324 (ix86_return_in_memory): Likewise.
19325 (ix86_sol10_return_in_memory): Likewise.
19326 (ix86_gimplify_va_arg): Likewise.
19327 (function_arg_32): Don't warn ABX ABI change here.
19328 (function_arg_64): Likewise.
19330 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19332 * loop-iv.c (implies_p): In the final case, test that operands 0
19333 of the two comparisons match.
19335 * config/bfin/bfin.c (find_prev_insn_start): New function.
19336 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19337 (find_next_insn_start): Move.
19339 2009-02-13 Richard Guenther <rguenther@suse.de>
19341 * configure.ac: Enable LFS.
19342 * configure: Re-generate.
19343 * config.in: Likewise.
19345 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19348 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19349 sizes on syntax error after some arguments have been parsed.
19351 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19353 * doc/invoke.texi (-fira): Remove.
19355 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19357 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19358 * recog.c: Likewise.
19361 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19363 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19364 (umul_ppmm): Likewise.
19365 (count_leading_zeros): Likewise.
19366 (count_trailing_zeros): Likewise.
19367 (UMUL_TIME): Likewise.
19369 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19371 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19372 soft-fp/t-softfp to tmake_file.
19374 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19375 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19376 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19377 IA64_BUILTIN_INFQ]: New.
19378 (ia64_init_builtins): Initialize __builtin_infq,
19379 __builtin_fabsq and __builtin_copysignq if not HPUX.
19380 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19381 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19383 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19385 (__fixtfti): Likewise.
19386 (__fixunstfti): Likewise.
19387 (__floattitf): Likewise.
19389 * config/ia64/libgcc-glibc.ver: New.
19390 * config/ia64/t-fprules-softfp: Likewise.
19391 * config/ia64/sfp-machine.h: Likewise.
19393 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19394 (LIBGCC2_TF_CEXT): Likewise.
19395 (TF_SIZE): Likewise.
19396 (TARGET_INIT_LIBFUNCS): Likewise.
19398 * config/ia64/t-glibc (SHLINB_MAPFILES):
19399 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19401 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19403 * config/i386/i386.c (construct_container): Rewrite processing
19404 BLKmode with X86_64_SSE_CLASS.
19406 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19409 * config/i386/i386.md: Replace simplify_replace_rtx with
19410 replace_rtx in the new peephole2.
19412 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19414 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19415 loop unrolling do not happen at -O2.
19417 2009-02-12 Michael Matz <matz@suse.de>
19419 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19421 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19423 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19426 2009-02-12 Ben Elliston <bje@au.ibm.com>
19428 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19429 patterns when updating the back chain. Missed in the 2009-02-10
19432 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19434 * doc/extend.texi (Decimal Floating Types): Update identifier of
19435 draft TR and list of missing support.
19437 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19439 PR middle-end/39154
19440 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19441 bit to variable length decl's flags, add it also to its
19442 pointer replacement variable.
19444 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19445 Jakub Jelinek <jakub@redhat.com>
19448 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19449 (memory_blockage): New expander.
19450 (*memory_blockage): New insn pattern.
19451 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19452 instead of general blockage at the end of function prologue when
19453 frame pointer is used to access red zone area. Do not emit blockage
19454 when profiling, it is emitted in generic code.
19455 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19456 function epilogue when frame pointer is used to access red zone area.
19458 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19461 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19462 by arithmetic with memory operands.
19463 * config/i386/predicates.md (commutative_operator): New.
19465 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19467 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19470 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19472 * alias.h (record_alias_subset): Declare.
19473 * alias.c (record_alias_subset): Make global.
19475 2009-02-10 Nick Clifton <nickc@redhat.com>
19477 * tree-parloops.c: Change license to GPLv3.
19478 * ipa-struct-reorg.c: Change license to GPLv3.
19479 * ipa-struct-reorg.h: Change license to GPLv3.
19481 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19484 * c-decl.c (start_struct): Return NULL on error.
19486 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19488 PR middle-end/39124
19489 * cfgloopmanip.c (remove_path): Call remove_bbs after
19490 cancel_loop_tree, not before it.
19493 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19494 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19495 VAR_DECLs were seen.
19496 * tree-ssa-live.c (remove_unused_locals): Recompute
19497 cfun->has_local_explicit_reg_vars.
19498 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19499 copies or clearings if cfun->has_local_explicit_reg_vars.
19501 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19504 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19505 of function prologue when frame pointer is used to access
19508 2009-02-10 Richard Guenther <rguenther@suse.de>
19510 PR middle-end/39127
19511 * gimplify.c (gimple_regimplify_operands): Always look if
19512 we need to create a temporary.
19514 2009-02-10 Richard Guenther <rguenther@suse.de>
19516 PR tree-optimization/39132
19517 * tree-loop-distribution.c (todo): New global var.
19518 (generate_memset_zero): Trigger TODO_rebuild_alias.
19519 (tree_loop_distribution): Return todo.
19521 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19524 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19525 (x86_64_reg_class_name): Removed.
19526 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19527 first one isn't X86_64_SSE_CLASS or any other ones aren't
19528 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19529 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19530 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19531 and 3 X86_64_SSEUP_CLASS.
19532 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19533 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19535 2009-02-10 Ben Elliston <bje@au.ibm.com>
19537 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19538 form instruction to update the stack back chain word, even if the
19539 user has disabled the generation of update instructions.
19540 (movdi_<mode>_update_stack): New.
19541 (movsi_update_stack): Likewise.
19542 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19543 always use an update form instruction to update the stack back
19546 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19548 PR middle-end/38953
19549 * graphite.c (if_region_set_false_region): After moving a region in
19550 the false branch of a condition, remove the empty dummy basic block.
19551 (gloog): Remove wrong fix for PR38953.
19553 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19555 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19556 generation due to implicit sign extension.
19558 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19560 PR middle-end/38981
19561 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19562 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19564 2009-02-09 Richard Guenther <rguenther@suse.de>
19566 PR middle-end/35202
19567 * convert.c (convert_to_real): Disable (float)fn((double)x)
19568 to fnf(x) conversion if errno differences may occur and
19569 -fmath-errno is set.
19571 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19573 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19577 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19580 * c-common.c (handle_alias_attribute): Disallow attribute for
19581 anything not a FUNCTION_DECL or VAR_DECL.
19583 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19586 * real.c (do_compare): Special-case compare of zero against
19587 decimal float value.
19589 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19592 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19593 as indicating flexible array members unless the field itself is
19594 being declarared as the incomplete array.
19596 2009-02-06 Jan Hubicka <jh@suse.cz>
19598 PR tree-optimization/38844
19599 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19600 is already inlined.
19602 2009-02-06 Richard Guenther <rguenther@suse.de>
19604 PR middle-end/38977
19605 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19606 fork because we may expand it as __gcov_fork.
19608 2009-02-06 Nick Clifton <nickc@redhat.com>
19610 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19612 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19614 PR tree-optimization/35659
19615 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19616 vn_phi_eq): Shortcut if hashcode does not match.
19617 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19619 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19620 and avoid iterative_hash_expr.
19621 (FOR_EACH_VALUE_ID_IN_SET): New.
19622 (value_id_compare): Remove.
19623 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19624 sort expressions by value id.
19626 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19629 * config/sh/predicates.md (general_movsrc_operand): Don't check
19630 the subreg of system registers here.
19632 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19635 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19636 on the copied decl.
19638 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19640 PR rtl-optimization/39110
19641 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19642 addresses, not aligned ones.
19644 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19645 Richard Guenther <rguenther@suse.de>
19647 PR tree-optimization/39100
19648 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19649 comment says and add edges.
19651 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19654 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19655 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19657 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19659 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19660 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19661 register_bb_in_sese, new_sese, free_sese): Moved.
19662 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19663 outermost_loop_in_scop, build_scop_iteration_domain,
19664 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19665 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19666 Use loop_in_sese_p instead of loop_in_scop_p.
19667 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19668 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19669 (scopdet_basic_block_info): Fix bug in scop detection.
19670 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19671 eq_loop_to_cloog_loop): Remove.
19672 (nb_loops_around_loop_in_scop, nb_loop
19673 ref_nb_loops): Moved here...
19674 * graphite.h (ref_nb_loops): ... from here.
19675 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19676 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19677 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19678 * testsuite/gcc.dg/graphite/scop-19.c: New
19680 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19681 Hans-Peter Nilsson <hp@axis.com>
19683 PR rtl-optimization/37889
19684 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19685 Move offset handling from PLUS to before the switch. Use new
19686 arguments when considering SYMBOL_REFs too.
19687 (rtx_addr_can_trap_p): Pass dummy offset and size.
19688 (enum may_trap_p_flags): Remove.
19689 (may_trap_p_1): Pass size from MEM_SIZE.
19691 PR rtl-optimization/38921
19692 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19693 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19694 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19695 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19697 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19699 AVX Programming Reference (January, 2009)
19700 * config/i386/sse.md (*vpclmulqdq): New.
19702 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19704 PR tree-optimization/38977
19705 PR gcov-profile/38292
19706 * calls.c (special_function_p): Disregard __builtin_ prefix.
19708 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19710 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19711 non-indexable addresses even before reload.
19713 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19716 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19717 as having variable size. Do not give an error for unnamed
19718 parameters with [*] declarators. Give a warning for type names
19719 with [*] declarators and mark them as variable size.
19720 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19721 for sizeof applied to [*] type names.
19723 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19726 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19728 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19730 * gcc.c (process_command): Update copyright notice dates.
19731 * gcov.c (print_version): Likewise.
19732 * gcov-dump.c (print_version): Likewise.
19733 * mips-tfile.c (main): Likewise.
19734 * mips-tdump.c (main): Likewise.
19736 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19739 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19740 for composite type involving a zero-length array type.
19742 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19745 * function.c (match_asm_constraints_1): Skip over
19746 initial optional % in the constraint.
19748 PR inline-asm/39059
19749 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19750 supported, don't accept FIXED_CSTs.
19751 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19752 and _Sat is used without _Fract/_Accum. Set specs->type to
19753 integer_type_node for cts_fract/cts_accum if fixed point is not
19756 2009-02-02 Catherine Moore <clm@codesourcery.com>
19758 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19760 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19762 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19763 (ABI_HAS_64BIT_SYMBOLS): Use it.
19764 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19766 2009-02-02 Paul Brook <paul@codesourcery.com>
19768 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19770 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19772 PR inline-asm/39058
19773 * recog.h (asm_operand_ok): Add constraints argument.
19774 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19775 recurse on matching constraint.
19776 (check_asm_operands): Pass constraints as 3rd argument to
19777 asm_operand_ok. Don't look up matching constraint here.
19778 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19781 2009-02-02 Ben Elliston <bje@au.ibm.com>
19783 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19784 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19786 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19788 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19789 information. Remove some obsolete information. Reorganize.
19791 * config/pa/fptr.c: Revert license to GPL 2.
19792 * config/pa/milli64.S: Likewise.
19794 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19797 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19798 LIBRARY name in, instead of hard-coding it.
19799 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19800 extra target make frag to tmake_files according to EH model.
19801 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19802 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19803 frags that define makefile variable EH_MODEL appropriately.
19804 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19805 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19806 to "-sjlj" according to type of EH configured.
19807 (LIBGCC_SONAME): Concatenate it to shared library base name.
19808 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19809 to "_sjlj" according to type of EH configured.
19810 (LIBGCC_SONAME): Concatenate it to shared library base name.
19811 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19812 (SHLIB_LINK): Add missing semicolon to if-else construct.
19813 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19814 string value of "pe_dll" command-line option.
19815 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19816 (SHLIB_SONAME): Use it when overriding t-cygming default.
19817 (SHLIB_IMPLIB): Override t-cygming default.
19818 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19819 string value of "pe_dll" command-line option.
19821 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19824 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19825 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19827 2009-01-31 Richard Guenther <rguenther@suse.de>
19829 PR tree-optimization/38937
19830 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19831 computing the transitive closure.
19833 2009-01-30 Richard Guenther <rguenther@suse.de>
19835 PR tree-optimization/39041
19836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19837 Propagate variable indices only if the types match for this stmt.
19839 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19842 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19843 inline but never defined.
19845 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19847 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19848 (*insv_h_di_reg_extimm): New insn.
19849 (*insv_l<mode>_reg_extimm): New insn.
19851 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19853 * config/picochip/picochip.c (flag_conserve_stack): set
19854 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19855 fconserve-stack. Reduce call-overhead used by inliner.
19857 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19860 * common.opt (flag_conserve_stack): Initialised to zero.
19862 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19865 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19866 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19869 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19871 * ira-color.c (allocno_reload_assign): Update comments.
19872 * regmove.c (regmove_optimize): Likewise.
19876 2009-01-29 Robert Millan <rmh@aybabtu.com>
19878 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19879 * config/i386/kopensolaris-gnu.h: New file. Undefine
19880 `MD_UNWIND_SUPPORT'.
19881 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19883 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19885 PR tree-optimization/39007
19886 * tree-loop-distribution.c (generate_builtin): Use
19887 recompute_dominator to compute the immediate dominator of the
19888 basic block just after the loop.
19890 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19892 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19893 (ASM_OUTPUT_DWARF_PCREL): Define.
19895 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19897 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19898 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19899 global. Modify entries about regmove and IRA.
19901 * ra-conflict.c: Remove the file.
19903 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19905 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19906 (pass_regclass_init): Rename to pass_reginfo_init.
19908 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19910 * toplev.h (flag_ira): Remove.
19912 * caller-save.c (setup_save_areas): Remove flag_ira.
19914 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19916 * global.c: Remove the file.
19918 * opts.c (decode_options): Remove flag_ira.
19920 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19922 * regmove.c: Modify file description.
19923 (find_use_as_address, try_auto_increment): Define them only if
19924 AUTO_INC_DEC is defined.
19925 (replacement_quality, replace_in_call_usage, fixup_match_1,
19926 stable_and_no_regs_but_for_p): Remove.
19927 (reg_set_in_bb): Make it static.
19928 (regmove_optimize): Remove flag_ira and code which worked for
19931 * local-alloc.c: Remove the file.
19933 * common.opt (fira): Remove.
19935 * ira.c: Include except.h.
19936 (eliminable_regset): Move from global.c.
19937 (mark_elimination): Ditto. Remove flag_ira.
19938 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19939 equiv_mem_modified, validate_equiv_mem_from_store,
19940 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19941 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19942 no_equiv, recorded_label_ref): Move from local-alloc.c.
19943 (update_equiv_regs): Ditto. Make it static.
19944 (print_insn_chain, print_insn_chains): Move it from global.c.
19945 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19946 (build_insn_chain): Ditto. Make it static.
19947 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19948 Rename to init_live_subregs.
19949 (gate_ira): Remove flag_ira.
19951 * regclass.c: Rename reginfo.c. Change file description.
19952 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19953 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19954 (init_reg_sets_1): Remove code for evaluation of
19955 reg_class_superclasses and losing_caller_save_reg_set.
19956 (init_regs): Remove init_reg_autoinc.
19957 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19958 ok_for_base_p_nonstrict): Remove.
19959 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19960 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19961 corresponding entries.
19962 (dump_regclass, record_operand_costs, scan_one_insn,
19963 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19964 record_address_regs, auto_inc_dec_reg_p): Remove.
19965 (gt-regclass.h): Rename to gt-reginfo.h.
19967 * rtl.h (dump_global_regs, retry_global_alloc,
19968 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19970 * Makefile.in (RA_H): Remove.
19971 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19972 Rename regclass.o to reginfo.o.
19973 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19975 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19976 (GTFILES): Rename regclass.c to reginfo.c.
19978 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19979 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19981 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19982 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19984 (finish_spills): Ditto. Remove code for !flag_ira.
19986 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19988 PR middle-end/35854
19989 * doc/invoke.texi (rtl debug options): Complete rewrite.
19990 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19992 * mode-switching.c (pass_mode_switching): Rename pass from
19993 "mode-sw" to "mode_sw".
19994 * except.c (pass_convert_to_eh_ranges): Rename pass from
19995 "eh-ranges" to "eh_ranges".
19996 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20000 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20001 Alexander Monakov <amonakov@ispras.ru>
20003 PR middle-end/38857
20004 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20006 (move_exprs_to_boundary): Change return type and pass through
20007 should_move from move_op. Relax assert. Update usage ...
20008 (schedule_expr_on_boundary): ... here. Use should_move instead of
20010 (move_op_orig_expr_found): Indicate that insn was disconnected from
20012 (code_motion_process_successors): Do not call after_merge_succs
20013 callback if original expression was not found when traversing any of
20015 (code_motion_path_driver): Change return type. Update prototype.
20016 (move_op): Update comment. Add a new parameter (should_move). Update
20017 prototype. Set *should_move based on indication provided by
20018 move_op_orig_expr_found.
20020 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20022 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20023 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20024 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20025 * config/rs6000/rs6000.c (rs6000_override_options): Default
20026 avoid-indexed-addresses on for Power6, off for everything else.
20027 (avoiding_indexed_address_p): New function.
20028 (rs6000_legitimize_address): Use it.
20029 (rs6000_legitimate_address): Likewise.
20030 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20032 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20034 PR tree-optimization/38997
20035 * tree-loop-distribution.c (generate_memset_zero): Use
20036 POINTER_PLUS_EXPR for a pointer addition.
20038 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20040 * config/s390/s390.md (bswap<mode>2): New pattern added.
20042 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20044 * config/s390/s390.md (*tls_load_31): Added type attribute.
20046 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20048 * config/s390/s390.md: Fix a few comments.
20050 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20052 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20053 (*tm<mode>_full): Fixed z10prop attribute.
20054 (*tst<mode>_extimm): Fixed z10prop attribute.
20055 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20056 (*tstqiCCT_cconly): Fixed z10prop attribute.
20057 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20058 (*movsi_larl): Fixed z10prop attribute.
20059 (*movsi_zarch): Fixed z10prop attribute.
20060 (*movsi_eas): Fixed z10prop attribute.
20061 (*movhi): Fixed z10prop attribute.
20062 (*movqi): Fixed z10prop attribute.
20063 (*movstrictqi): Fixed z10prop attribute.
20064 (*mov<mode>): Fixed z10prop attribute.
20065 (*movcc): Fixed z10prop attribute.
20066 (*sethighpartdi_64): Fixed z10prop attribute.
20067 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20068 (*negdi2_sign_cc): Fixed z10prop attribute.
20069 (*negdi2_sign): Fixed z10prop attribute.
20070 (*absdi2_sign_cc): Fixed z10prop attribute.
20071 (*absdi2_sign): Fixed z10prop attribute.
20072 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20073 (*negabsdi2_sign): Fixed z10prop attribute.
20074 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20075 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20076 (doloop_si64): Fixed z10prop attribute.
20077 (doloop_si31): Fixed z10prop attribute.
20078 (doloop_long): Fixed z10prop attribute.
20079 (indirect_jump): Fixed z10prop attribute.
20080 (nop): Fixed z10prop attribute.
20081 (main_base_64): Fixed z10prop attribute.
20082 (reload_base_64): Fixed z10prop attribute.
20084 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20086 PR rtl-optimization/38740
20087 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20089 * config/mips/mips.c (mips_reorg): Likewise.
20091 2009-01-28 Richard Guenther <rguenther@suse.de>
20093 PR tree-optimization/38926
20094 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20095 with the correct value id to a value.
20096 (do_regular_insertion): Use the value number of edoubleprime
20097 for the value number of the expr.
20100 2008-08-21 Richard Guenther <rguenther@suse.de>
20102 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20103 a PHI ask VN if it is already available.
20104 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20105 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20107 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20109 PR middle-end/38934
20110 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20111 set to varying whenever max has TREE_OVERFLOW set, similarly
20112 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20114 2009-01-28 Richard Guenther <rguenther@suse.de>
20116 PR middle-end/38908
20117 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20118 uninitialized aggregate uses in call arguments.
20120 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20122 PR tree-optimization/38984
20123 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20124 the nothing_id variable if -fno-delete-null-pointer-checks.
20126 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20129 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20130 (set_got_offset_rex64): Ditto.
20132 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20135 * doc/extend.texi: Improve local variable with asm reg.
20137 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20139 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20140 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20141 was not supplied then set warn_packed_bitfield_compat to the
20142 default value of 1.
20143 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20146 2009-01-27 Richard Guenther <rguenther@suse.de>
20148 PR tree-optimization/38503
20149 * cfgexpand.c (expand_gimple_basic_block): Ignore
20150 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20151 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20152 variables that cannot have TBAA applied.
20153 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20156 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20158 PR middle-end/38969
20159 * calls.c (initialize_argument_information): Do not wrap complex
20160 arguments in SAVE_EXPR.
20162 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20164 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20165 (INSTALL_LIBGCC): Revert typo commit.
20167 2009-01-26 Richard Guenther <rguenther@suse.de>
20169 PR tree-optimization/38745
20170 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20171 from special handling.
20173 2009-01-26 Richard Guenther <rguenther@suse.de>
20175 PR tree-optimization/38745
20176 * tree-ssa.c (execute_update_addresses_taken): Do not include
20177 variables that cannot possibly be a register in not_reg_needs.
20178 Do not clear TREE_ADDRESSABLE on vars that may not become
20180 * tree-ssa.c (update_alias_info_1): Include those in the set
20181 of addressable vars.
20183 2009-01-26 Richard Guenther <rguenther@suse.de>
20185 PR middle-end/38851
20186 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20187 * tree-ssa-dse.c: Include langhooks.h
20188 (execute_simple_dse): Remove stores with zero size.
20190 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20193 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20196 2009-01-24 Julian Brown <julian@codesourcery.com>
20198 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20199 config/arm/linux-atomic.c.
20200 * config/arm/linux-atomic.c: New.
20202 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20204 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20205 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20206 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20208 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20211 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20214 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20216 PR tree-optimization/38953
20217 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20218 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20219 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20220 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20223 2009-01-24 Paul Brook <paul@codesourcery.com>
20225 * config/arm/neon.md (neon_type): Move to arm.md.
20226 (neon_mov<VSTRUCT>): Add neon_type attribute.
20227 * config/arm/arm.md (neon_type): Move to here.
20228 (conds): Add "unconditioal" and use as default for NEON insns.
20230 2009-01-24 Ben Elliston <bje@au.ibm.com>
20232 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20233 void *' warning from -Wc++-compat.
20234 * Makefile.in (dominance.o-warn): Remove.
20236 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20238 PR tree-optimization/38932
20239 * fold-const.c (fold_unary_ignore_overflow): New.
20240 * tree.h (fold_unary_ignore_overflow): Declare.
20241 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20242 * tree-ssa-sccvn.c (visit_reference_op_load,
20243 simplify_unary_expression): Likewise.
20245 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20247 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20248 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20249 regardless of their type.
20250 * c-common.c (handle_packed_attribute): Don't ignore packed on
20252 * c.opt (Wpacked-bitfield-compat): New warning option.
20253 * stor-layout.c (place_field): Warn if offset of a field changed.
20254 * doc/extend.texi (packed): Mention the ABI change.
20255 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20256 (Warning Options): Add it to the list.
20258 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20260 * c-opts.c (c_common_post_options): Fix a typo in comments.
20262 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20264 PR middle-end/38615
20265 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20266 variables to static.
20267 * doc/invoke.texi (-fmerge-all-constants): Update description.
20269 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20272 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20273 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20275 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20277 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20279 (LOCAL_ALIGNMENT): Similarly.
20281 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20282 Joseph Myers <joseph@codesourcery.com>
20284 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20285 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20286 * config/arm/arm-tune.md: Regenerate.
20287 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20290 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20292 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20293 version number to five.
20295 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20298 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20299 * c-common.c (set_underlying_type): Likewise.
20300 (is_typedef_decl ): Likewise
20302 (set_underlying_type): Likewise.
20303 (is_typedef_type): Likewise.
20305 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20307 PR middle-end/38587
20308 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20311 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20314 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20315 (LIBGCC_SPEC): Don't define.
20316 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20318 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20320 PR rtl-optimization/38879
20321 * alias.c (base_alias_check): Unaligned access via AND address can
20322 alias all surrounding object types except those with sizes equal
20323 or wider than the size of unaligned access.
20325 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20328 * c-decl.c (clone_underlying_type): Move this ...
20329 * c-common.c (set_underlying_type): ... here.
20330 Also, make sure the function properly sets TYPE_STUB_DECL() on
20331 the newly created typedef variant type.
20332 (is_typedef_decl ): New entry point.
20333 * tree.h: Added a new member member_types_needing_access_check to
20334 struct tree_decl_non_common.
20335 (set_underlying_type): New entry point.
20336 (is_typedef_type): Likewise.
20338 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20340 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20341 Check whether two instructions have memory references that
20342 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20343 are helper functions for traversing.
20344 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20345 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20346 not to draw dependency edge for instructions with non-conflicting
20349 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20352 * longlong.h: Update copyright years. Use soft-fp license notice.
20353 Sync __clz_tab declaration with glibc.
20355 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20358 * doc/extend.texi (syscall_linkage): New.
20359 (version_id): Modify.
20361 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20362 Richard Guenther <rguenther@suse.de>
20364 PR tree-optimization/38747
20365 PR tree-optimization/38748
20366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20367 conversion if the base address is an indirect reference and the
20368 aliasing sets could cause issues.
20370 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20372 * common.opt (fgraphite, fgraphite-identity): Add comment for
20373 explaining why these options are not documented.
20375 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20377 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20378 gimple_call_lhs is NULL.
20380 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20383 * emit-rtl.c (adjust_address_1): Make sure memref is never
20386 2009-01-20 Ben Elliston <bje@au.ibm.com>
20388 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20389 const qualifier from arg parameter. Remove unnecessary cast to char *.
20390 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20391 const qualifier from arg 2.
20393 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20395 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20397 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20400 * rtl.h (reinit_regs): New prototype.
20401 * regclass.c: Include ira.h.
20402 (reinit_regs): New.
20403 * Makefile.in (regclass.o): Add ira.h.
20404 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20406 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20409 * c-common.c (handle_aligned_attribute): Use
20410 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20411 default alignment value.
20413 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20415 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20416 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20418 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20419 __BIGGEST_ALIGNMENT__.
20421 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20423 2009-01-18 Richard Guenther <rguenther@suse.de>
20425 PR tree-optimization/38819
20426 * tree-flow.h (operation_could_trap_helper_p): Declare.
20427 * tree-eh.c (operation_could_trap_helper_p): Export.
20428 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20429 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20430 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20431 are about to insert a possibly trapping instruction and fail
20434 2009-01-18 Andreas Schwab <schwab@suse.de>
20436 * doc/install.texi (Configuration): Remove obsolete paragraph
20437 about use of --with-gnu-ld with --with-gnu-as.
20439 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20441 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20442 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20443 Follow spelling conventions.
20445 2009-01-18 Ben Elliston <bje@au.ibm.com>
20447 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20448 C++ warning about implicit conversion from void * to struct
20450 (bitmap_obstack_free): Likewise for bitmap_element *.
20451 * Makefile.in (bitmap.o-warn): Remove.
20453 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20455 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20457 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20458 Tobias Grosser <tobi.grosser@amd.com>
20460 * graphite.c (graphite_trans_scop_block): Do not block single
20463 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20465 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20466 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20467 test with assertion.
20469 2009-01-16 Richard Guenther <rguenther@suse.de>
20471 PR tree-optimization/38835
20472 PR middle-end/36227
20473 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20474 and INT + PTR -> (INT)(PTR p+ INT) folding.
20475 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20477 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20480 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20481 the subreg from a lowpart subreg if it is also casting the value.
20483 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20484 Tobias Grosser <tobi.grosser@amd.com>
20486 * graphite.c (compare_prefix_loops): New.
20487 (build_scop_canonical_schedules): Rewritten.
20488 (graphite_transform_loops): Move build_scop_canonical_schedules
20489 after build_scop_iteration_domain.
20491 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20492 Tobias Grosser <tobi.grosser@amd.com>
20494 * graphite.c (add_conditions_to_domain): Add the loops to
20495 the dimension of the iteration domain. Do copy the domain
20496 only when it exists.
20497 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20498 (add_conditions_to_constraints): New.
20499 (can_generate_code_stmt, can_generate_code): Removed.
20500 (gloog): Do not call can_generate_code.
20501 (graphite_transform_loops): Call add_conditions_to_constraints
20502 after building the iteration domain.
20504 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20506 PR tree-optimization/38789
20507 * tree-ssa-threadedge.c
20508 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20509 __builtin_constant_p.
20511 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20513 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20514 examined before deleting them.
20516 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20518 * function.c (aggregate_value_p): Correctly extract the function
20519 type from CALL_EXPR_FN lookup.
20521 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20523 * config/picochip/picochip.c (picochip_override_options): Revert
20524 CFI asm flag disable commited previously.
20526 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20527 Tobias Grosser <tobi.grosser@amd.com>
20528 Jan Sjodin <jan.sjodin@amd.com>
20530 * graphite.c (scan_tree_for_params): On substractions negate
20531 all the coefficients of the term.
20532 (clast_to_gcc_expression_red): New. Handle reduction expressions
20533 of more than two operands.
20534 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20535 (get_vdef_before_scop): Handle also the case of default definitions.
20537 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20539 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20540 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20541 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20543 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20544 Joey Ye <joey.ye@intel.com>
20546 PR middle-end/37843
20547 * cfgexpand.c (expand_stack_alignment): Don't update stack
20548 boundary nor check incoming stack boundary here.
20549 (gimple_expand_cfg): Update stack boundary and check incoming
20550 stack boundary here.
20552 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20554 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20556 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20558 PR rtl-optimization/38245
20559 * calls.c (expand_call): Add stack arguments to
20560 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20561 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20562 in regs and partially in memory or BLKmode arguments.
20563 (emit_library_call_value_1): Add stack arguments to
20564 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20565 ACCUMULATE_OUTGOING_ARGS).
20566 * dce.c: Include tm_p.h.
20567 (find_call_stack_args): New function.
20568 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20570 (mark_insn): Call find_call_stack_args for CALL_Ps.
20571 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20572 forwards. Allocate and free arg_stores bitmap if needed, pass it
20573 down to deletable_insn_p, don't mark stores set in arg_stores
20574 bitmap, clear the bitmap at the beginning of each bb.
20575 * Makefile.in (dce.o): Depend on $(TM_P_H).
20577 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20580 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20581 to make sure the insn is a conditional test (bug 22599). Reformat a
20584 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20586 PR middle-end/38431
20587 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20588 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20589 (gloog): Do not call cleanup_tree_cfg.
20590 (graphite_transform_loops): Call cleanup_tree_cfg after all
20591 scops have been code generated.
20593 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20594 * doc/gty.texi (Invoking the garbage collector): Added new node
20595 and section documenting ggc_collect.
20597 2009-01-14 Richard Guenther <rguenther@suse.de>
20599 PR tree-optimization/38826
20600 PR middle-end/38477
20601 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20602 initialization notes only if we actually emitted a warning.
20603 (intra_create_variable_infos): Add constraints for a result decl
20604 that is passed by hidden reference.
20605 (build_pred_graph): Mark all related variables non-direct on
20608 2009-01-14 Nick Clifton <nickc@redhat.com>
20610 * ira-conflicts.c: Include addresses.h for the definition of
20612 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20613 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20615 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20618 * Makefile.in (ira-lives.o): Add except.h.
20620 * ira-lives.c: Include except.h.
20621 (process_bb_node_lives): Process can_throw_internal.
20623 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20625 PR rtl-optimization/38774
20626 * combine.c (simplify_set): When undoing cc_use change, don't do
20627 PUT_CODE on the newly created comparison, but instead put back the
20630 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20632 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20633 values. Remove duplicate arm8 entry.
20635 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20637 PR tree-optimization/38786
20638 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20639 the SSA_NAME case of expand_scalar_variables_expr.
20640 Set the type of an expression to the type of its assign statement.
20641 (expand_scalar_variables_expr): Also gather the scalar computation
20642 used to index the memory access. Do not pass loop_p.
20643 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20644 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20645 the gimple_stmt_iterator where it inserts new code.
20646 Do not pass loop_p.
20647 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20648 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20650 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20652 * graphite.h (debug_value): Removed.
20653 * graphite.c (debug_value): Removed.
20655 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20657 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20658 ldrd/strd with two 32-bit instructions.
20660 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20662 * config/arm/arm.c (struct processors): Pass for speed down into
20663 cost helper functions.
20664 (const_ok_for_op): Handle COMPARE and inequality nodes.
20665 (arm_rtx_costs_1): Rewrite.
20666 (arm_size_rtx_costs): Update prototype.
20667 (arm_rtx_costs): Pass speed down to helper functions.
20668 (arm_slowmul_rtx_costs): Rework cost calculations.
20669 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20670 (arm_9e_rtx_costs): Likewise.
20672 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20674 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20675 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20676 (alpha_legitimize_address): Do not split local symbols wider than
20677 UNITS_PER_WORD into HIGH/LO_SUM parts.
20679 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20682 * gcc.c (process_command): Replace call to execvp with calls
20683 to pex_one and exit.
20685 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20688 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20689 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20690 variant for devices with 3-byte PC.
20691 (__tablejump_elpm__): New.
20693 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20696 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20697 offsetof member-designator, handle it as `[0].'.
20699 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20701 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20702 function when not using named sections on targets with named sections
20703 if branch distance is less than 262132.
20705 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20707 * combine.c (combine_instructions): Recompute
20708 optimize_this_for_speed_p for each BB in the main combine loop.
20710 2009-01-12 Tomas Bily <tbily@suse.cz>
20713 * tree-loop-distribution.c (prop_phis): New function.
20714 (generate_builtin): Call prop_phis.
20715 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20717 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20719 PR tree-optimization/38807
20720 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20721 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20723 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20725 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20726 subreg of op0 to the original op0.
20728 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20730 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20732 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20735 * mips-tfile.c (parse_def): Fix parsing of def strings
20736 starting with digits.
20738 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20741 * config/arm/arm.c (arm_is_long_call_p): Don't call
20742 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20744 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20746 * regrename.c (regrename_optimize): Fix dumping.
20747 (find_oldest_value_reg): Preserve REG_POINTER.
20748 (copy_hardreg_forward_1): Likewise.
20750 2009-01-09 Diego Novillo <dnovillo@google.com>
20752 * gimple.h (struct gimple_statement_base) <uid>: Document
20753 the restrictions on its use.
20754 (gimple_uid): Tidy.
20755 (gimple_set_uid): Tidy.
20757 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20759 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20760 zero guard even if align_bytes != 0 and count is smaller than
20763 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20765 PR rtl-optimization/38495
20766 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20767 (add_range_and_copies_from_move_list): Print all added ranges.
20768 Add ranges to memory optimized destination.
20770 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20774 * config/i386/i386.c (override_options): Reject
20775 -mstringop-strategy=rep_8byte with -m32.
20776 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20777 to 1. Do count comparison against epilogue_size_needed at compile
20778 time even when count_exp was constant forced into register. For
20779 size_needed don't jump to epilogue, instead just avoid aligning
20780 and invoke the body algorithm. If need_zero_guard, add zero guard
20781 even if count is non-zero, but smaller than size_needed + number of
20782 bytes that could be stored for alignment.
20783 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20784 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20785 but smaller than size_needed + number of bytes that could be stored
20786 for alignment. Compare size_needed with epilogue_size_needed instead
20787 of desired_align - align, don't adjust size_needed, pass
20788 epilogue_size_needed to the epilogue expanders.
20791 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20793 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20795 * pa.c (last_address): Change to unsigned.
20796 (update_total_code_bytes): Change argument to unsigned. Don't
20797 check if insn addresses are set.
20798 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20799 addresses are not set.
20800 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20802 2009-01-09 Nick Clifton <nickc@redhat.com>
20804 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20805 DECL_DECLARED_INLINE_P.
20807 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20809 PR middle-end/38347
20810 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20811 GET_MODE (op0) in operand_subword_force calls.
20813 PR middle-end/38771
20814 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20815 fold_convert arg0 operands to TREE_TYPE (op0) first.
20817 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20819 * params.def (ira-max-conflict-table-size): Decrease default value
20822 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20824 PR tree-optimization/37031
20825 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20827 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20828 allocate it using gc instead of heap, use VEC_quick_push instead of
20830 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20831 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20832 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20833 allocated vector from heap allocated.
20834 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20835 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20836 vector only after perfect_loop_nest_depth call.
20838 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20839 Jan Sjodin <jan.sjodin@amd.com>
20841 PR tree-optimization/38559
20842 * graphite.c (debug_value, copy_constraint,
20843 swap_constraint_variables, scale_constraint_variable, ): New.
20844 (get_lower_bound, get_upper_bound): Removed.
20845 (graphite_trans_bb_strip_mine): Clean up this code that works
20846 only for constant number of iterations. Fully copy upper and
20847 lower bound constraints, not only the constant part of them.
20848 * graphite.h (debug_value): Declared.
20850 2009-01-08 Ira Rosen <irar@il.ibm.com>
20852 PR tree-optimization/37194
20853 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20854 Don't add the cost of cost model guard in prologue to scalar
20855 outside cost in case of known number of iterations.
20857 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20858 Alan Modra <amodra@bigpond.net.au>
20860 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20861 non-word-aligned REG+CONST addressing.
20863 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20866 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20867 free_after_compilation when outputting a thunk.
20868 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20869 Do not call free_after_compilation here.
20871 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20873 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20874 (ix86_valid_target_attribute_inner_p): Ditto.
20876 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20878 PR tree-optimization/38492
20879 PR tree-optimization/38498
20880 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20881 * tree-chrec.h (scev_is_linear_expression): Declared.
20882 * graphite.c (graphite_cannot_represent_loop_niter): New.
20883 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20884 (graphite_loop_normal_form): Use gcc_assert.
20885 (scan_tree_for_params): Use CASE_CONVERT.
20886 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20887 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20888 Use gcc_assert. Discard scops that contain unhandled cases.
20889 (build_scop_conditions): Return a boolean status for unhandled cases.
20890 (strip_mine_profitable_p): Print the loop number, not its depth.
20891 (is_interchange_valid): Pass the depth of the loop nest, don't
20892 recompute it wrongly.
20893 (graphite_trans_bb_block): Same.
20894 (graphite_trans_bb_block): Print tentative of loop blocking.
20895 (graphite_trans_scop_block): Do not print that the loop has been
20897 (graphite_transform_loops): Do not handle scops that contain condition
20900 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20902 AVX Programming Reference (December, 2008)
20903 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20904 (_mm256_stream_pd): Likewise.
20905 (_mm256_stream_ps): Likewise.
20907 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20908 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20909 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20910 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20911 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20912 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20913 (ix86_expand_special_args_builtin): Likewise.
20915 * config/i386/sse.md (AVXMODEDI): New.
20916 (avx_movnt<mode>): Likewise.
20917 (avx_movnt<mode>): Likewise.
20918 (<sse>_movnt<mode>): Remove AVX support.
20919 (sse2_movntv2di): Likewise.
20921 2009-01-07 Richard Guenther <rguenther@suse.de>
20923 PR middle-end/38751
20924 * fold-const.c (extract_muldiv): Remove obsolete comment.
20925 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20926 to PLUS_EXPR canonicalization for the canonicalization.
20928 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20930 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20931 hosted cross-compilers generating less efficient code.
20933 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20935 * function.h (rtl_data): Add a dbr_scheduled_p field.
20936 * reorg.c (dbr_schedule): Set it.
20937 (gate_handle_delay_slots): Check it.
20938 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20939 (mips_reorg): Check flag_delayed_branch instead of
20940 mips_base_delayed_branch.
20941 (mips_override_options): Don't set mips_base_delayed_branch
20942 or flag_delayed_branch.
20944 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20946 PR rtl-optimization/38426.
20947 * ira.c (ira): Set current_function_is_leaf earlier.
20949 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20951 PR rtl-optimization/38722
20952 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20953 too early, only set a flag and modify after last possible
20956 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20959 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20960 * real.c (decimal_single_format): Correct values of emin and emax.
20961 (decimal_double_format): Ditto.
20962 (decimal_quad_format): Ditto.
20963 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20964 computation of DECnn_MIN and DECnn_MAX for corrected values of
20965 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20966 __DECnn_MIN__, and adjust its computation for the corrected value
20969 2009-01-06 Jan Hubicka <jh@suse.cz>
20972 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20974 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20976 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20977 Add Robert Clark to the list of testers.
20979 2009-01-06 Jan Hubicka <jh@suse.cz>
20980 Kai Tietz <kai.tietz@onevision.com>
20982 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20983 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20985 2009-01-06 Jan Hubicka <jh@suse.cz>
20986 Kai Tietz <kai.tietz@onevision.com>
20988 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20990 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20991 (ix86_nsaved_regs): Count only general purpose regs.
20992 (ix86_nsaved_sseregs): New.
20993 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20994 to 16 for w64; compute padding and size of sse reg save area.
20995 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20996 general purpose regs.
20997 (ix86_emit_save_sse_regs_using_mov): New.
20998 (ix86_expand_prologue): Save SSE regs if needed.
20999 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21000 (ix86_emit_restore_sse_regs_using_mov): New.
21001 (ix86_expand_epilogue): Save SSE regs if needed.
21003 2009-01-06 Jan Hubicka <jh@suse.cz>
21004 Kai Tietz <kai.tietz@onevision.com>
21006 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21007 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21008 functions when accumulate outgoing args is off.
21010 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21013 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21014 before using pseudos_have_intersected_live_ranges_p.
21016 * ira-int.h (ira_assert): Always define.
21018 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21020 AVX Programming Reference (December, 2008)
21021 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21022 (_mm256_permute2_pd): Likewise.
21023 (_mm_permute2_ps): Likewise.
21024 (_mm256_permute2_ps): Likewise.
21025 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21026 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21028 * config/i386/i386.c (ix86_builtins): Remove
21029 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21030 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21031 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21032 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21033 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21034 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21035 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21036 __builtin_ia32_vpermil2ps256.
21037 (ix86_init_mmx_sse_builtins): Updated.
21038 (ix86_expand_args_builtin): Likewise.
21040 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21042 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21043 long absolute calls when generating PA 2.0 code.
21045 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21047 PR rtl-optimization/38583
21048 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21050 * params.def (ira-max-conflict-table-size): New.
21052 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21054 * ira.h (ira_conflicts_p): New external definition.
21056 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21057 table. Report this. Return result of building.
21058 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21059 building conflict table.
21061 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21062 (ira_color): Use ira_conflicts_p.
21064 * global.c: Include ira.h.
21065 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21068 * Makefile.in (global.o): Add ira.h.
21070 * ira-build.c (mark_all_loops_for_removal,
21071 propagate_some_info_from_allocno): New.
21072 (remove_unnecessary_allocnos): Call
21073 propagate_some_info_from_allocno.
21074 (remove_low_level_allocnos): New.
21075 (remove_unnecessary_regions): Add parameter. Call
21076 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21077 parameter to remove_unnecessary_regions.
21078 (ira_build): Remove all regions but root if the conflict table was
21079 not built. Update conflict hard regs for allocnos crossing calls.
21081 * ira.c (ira_conflicts_p): New global.
21082 (ira): Define and use ira_conflicts_p.
21084 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21085 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21086 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21088 2009-01-06 Ben Elliston <bje@au.ibm.com>
21090 * gengtype-lex.l (YY_NO_INPUT): Define.
21092 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21095 * c-common.c (handle_vector_size_attribute): Also reject
21096 BOOLEAN_TYPE types.
21098 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21100 PR tree-optimization/38492
21101 * graphite.c (rename_map_elt, debug_rename_elt,
21102 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21103 rename_map_elt_info, eq_rename_map_elts,
21104 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21105 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21106 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21107 (sese_build_livein_liveouts): New.
21108 (new_sese, free_sese): New.
21109 (new_scop): Call new_sese.
21110 (free_scop): Call free_sese.
21111 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21112 (register_old_new_names): Renamed register_old_and_new_names.
21113 (register_scop_liveout_renames, add_loop_exit_phis,
21114 insert_loop_close_phis, struct igp,
21115 default_liveout_before_guard, add_guard_exit_phis,
21116 insert_guard_phis, copy_renames): New.
21117 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21118 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21119 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21120 (scop_adjust_phis_for_liveouts): New.
21121 (gloog): Call scop_adjust_phis_for_liveouts.
21123 * graphite.h (struct sese): Documented. Added fields liveout,
21124 num_ver and livein.
21125 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21126 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21127 (struct scop): Added field liveout_renames.
21128 (SCOP_LIVEOUT_RENAMES): New.
21130 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21132 PR tree-optimization/38510
21133 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21134 (translate_clast): Call recompute_all_dominators before
21136 (gloog): Call recompute_all_dominators before graphite_verify.
21138 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21139 Jan Sjodin <jan.sjodin@amd.com>
21141 PR tree-optimization/38500
21142 * graphite.c (create_sese_edges): Call fix_loop_structure after
21145 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21147 * config.gcc: Add m32r*-*-rtems*.
21148 * config/m32r/rtems.h: New file.
21150 2009-01-05 Ben Elliston <bje@au.ibm.com>
21152 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21153 (.po.pox): Likewise.
21154 (po/gcc.pot): Likewise.
21156 2009-01-04 David S. Miller <davem@davemloft.net>
21158 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21159 (STARTING_FRAME_OFFSET): Always set to zero.
21161 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21163 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21164 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21165 fixed-point types, and vectors of the same.
21167 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21169 * config/mips/sync.md (*mb_barrier): Rename to...
21170 (*memory_barrier): ...this.
21172 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21174 * doc/extend.texi (Function Attributes): Move @cindex after @item
21175 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21176 and put in alphabetical order. Fix 'target' name and put in order.
21177 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21180 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21182 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21183 (memory_barrier): Expand as unspec instead of unspec_volatile.
21184 Remove mem:BLK from insn operands. Use Pmode scratch register.
21185 (*memory_barrier): Define as unspec instead of unspec_volatile.
21186 Use (match_dup 0) as input operand.
21188 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21189 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21190 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21191 scratch register. Remove operand 1.
21192 (*stbar): Define as unspec instead of unspec_volatile.
21193 Use (match_dup 0) as input operand, remove (const_int 8).
21194 (*membar): Define as unspec instead of unspec_volatile.
21195 Use (match_dup 0) as input operand, remove input operand 2.
21197 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21198 (memory_barrier): Expand as unspec instead of unspec_volatile.
21199 Remove mem:BLK from insn operands. Use Pmode scratch register.
21200 (*memory_barrier): Define as unspec instead of unspec_volatile.
21201 Use (match_dup 0) as input operand.
21203 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21204 Remove mem:BLK from insn operands. Use Pmode scratch register.
21205 Set volatile flag on operand 0.
21206 (*memory_barrier): New insn pattern.
21208 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21210 (*memory_barrier): Use (match_dup 0) as input operand.
21212 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21213 Remove mem:BLK from insn operands. Use Pmode scratch register.
21214 Set volatile flag on operand 0.
21215 (*mb_internal): New insn pattern.
21217 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21219 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21221 PR middle-end/38586
21222 * function.c (struct temp_slot): Move to the section of the file
21223 that deals with temp slots. Remove field 'address'.
21224 (temp_slot_address_table): New hash table of address -> temp slot.
21225 (struct temp_slot_address_entry): New struct, items for the table.
21226 (temp_slot_address_compute_hash, temp_slot_address_hash,
21227 temp_slot_address_eq, insert_temp_slot_address): Support functions
21229 (find_temp_slot_from_address): Rewrite to use the new hash table.
21230 (remove_unused_temp_slot_addresses): Remove addresses of temp
21231 slots that have been made available.
21232 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21233 worker function for remove_unused_temp_slot_addresses.
21234 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21235 Add the temp slot address to the address -> temp slot map.
21236 (update_temp_slot_address): Update via insert_temp_slot_address.
21237 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21238 (pop_temp_slots): Likewise.
21239 (init_temp_slots): Allocate the address -> temp slot map, or empty
21240 the map if it is already allocated.
21241 (prepare_function_start): Initialize temp slot processing.
21243 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21245 PR middle-end/38584
21246 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21247 Calculate the size of all stack vars assuming no packing of stack
21248 vars will happen, replacing a quadratic algorithm with a linear one.
21250 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21253 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21256 2009-01-03 Diego Novillo <dnovillo@google.com>
21258 * doc/contrib.texi: Update contributions.
21260 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21263 * builtins.c (fold_builtin_memory_op): Give up if either operand
21264 is volatile. Set srctype or desttype to non-qualified version
21268 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21269 and FUNCTION_DECLs.
21271 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21273 PR rtl-optimization/35805
21274 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21275 problem if fast dce is able to remove any instructions.
21276 * dce.c (dce_process_block): Fix dump message.
21278 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21281 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21283 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21285 PR middle-end/38690
21286 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21287 * tree-pretty-print.c (op_code_prio): New function.
21288 (op_prio): No longer static. Use op_code_prio.
21289 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21290 Use op_prio and op_code_prio to determine if () should be
21291 printed around operand(s) or not.
21293 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21294 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21295 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21296 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21297 pp_character instead of pp_string for single letter printing.
21299 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21301 * doc/extend.texi: Fix '#pragma GCC option' typo.
21303 2009-01-02 Richard Guenther <rguenther@suse.de>
21305 * doc/install.texi (--enable-checking): Mention different
21306 default for stage1.
21307 (--enable-stage1-checking): Document.
21309 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21311 PR middle-end/30142
21312 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21313 case to be an error.
21315 2009-01-02 Ben Elliston <bje@au.ibm.com>
21317 * config/fp-bit.h (pack_d): Constify argument.
21318 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21319 (isnan): Constify argument.
21321 (iszero): Likewise.
21322 (pack_d): Likewise.
21323 (_fpadd_parts): Constify return type.
21324 (_fpmul_parts): Likewise.
21325 (_fpdiv_parts): Likewise.
21327 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21330 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21331 warn about overwriting initializer with side-effects or
21332 -Woverride-init if !IMPLICIT.
21333 (output_init_element): Likewise. Pass IMPLICIT down to
21335 (process_init_element): Add IMPLICIT argument. Pass it down
21336 to output_init_element.
21337 (push_init_element, pop_init_level, set_designator): Adjust
21338 process_init_element callers.
21339 (set_nonincremental_init, set_nonincremental_init_from_string):
21340 Adjust add_pending_init callers.
21341 (output_pending_init_elements): Adjust output_init_element callers.
21342 * c-tree.h (process_init_element): Adjust prototype.
21343 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21344 process_init_element callers.
21347 Copyright (C) 2009 Free Software Foundation, Inc.
21349 Copying and distribution of this file, with or without modification,
21350 are permitted in any medium without royalty provided the copyright
21351 notice and this notice are preserved.