1 2009-08-19 Ian Lance Taylor <iant@google.com>
3 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4 of (plus (mult (neg B) C) A).
6 2009-08-18 Michael Matz <matz@suse.de>
8 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9 instead of comparing TYPE_MAIN_VARIANT for equality.
10 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
13 * gimplify.c (goa_lhs_expr_p): Ditto and use
14 STRIP_USELESS_TYPE_CONVERSION.
16 2009-08-18 Michael Matz <matz@suse.de>
18 * tree-ssa-structalias.c (create_variable_info_for): Also mark
19 first field in a struct.
20 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
22 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
24 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
25 locators before emit_insn is called. Remove assert that
27 (alpha_end_function): Clear crtl->emit structure and free insn
28 locators if cfun->is_thunk is true.
30 2009-08-18 Jason Merrill <jason@redhat.com>
32 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
34 * configure.ac: Test for it.
35 * configure, config.in: Regenerate.
36 * doc/install.texi: Document --enable-gnu-unique-object.
38 2009-08-18 Richard Guenther <rguenther@suse.de>
41 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
42 pow(x,y*z) only if x is nonnegative.
44 2009-08-18 Jakub Jelinek <jakub@redhat.com>
46 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
50 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
51 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
53 2009-08-17 DJ Delorie <dj@redhat.com>
55 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
56 * config/m32c/prologue.md (epilogue_freit): New.
58 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
59 (bank_switch_p): Likewise.
60 (fast_interrupt_p): Likewise.
61 (interrupt_p): Likewise.
62 (m32c_conditional_register_usage): Round memregs size up.
63 (need_to_save): We only need to save $a0 when we use ENTER.
64 (interrupt_p): Check for fast_interrupt too.
66 (fast_interrupt_p): New.
67 (m32c_attribute_table): Add bank_switch and fast_interrupt.
68 (m32c_emit_prolog): Support bank switching and fast interrupts.
69 * doc/extend.texi (Function Attributes): Add bank_switch and
72 2009-08-17 Douglas B Rupp <rupp@gnat.com>
74 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
75 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
77 2009-08-16 Douglas B Rupp <rupp@gnat.com>
79 * doc/invoke.texi (Target options):
80 Add new option list for IA-64/VMS.
81 (menu): Add IA-64/VMS Options.
82 (IA-64/VMS Options): Likewise.
84 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
87 * config/mips/mips.md (*lwxs): Use :P for pointer values.
89 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
91 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
92 (mips_pop_asm_switch): Likewise.
93 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
95 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
96 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
97 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
98 (mips_print_operand_punctuation): Use them. Check mips_noreorder
99 instead of set_noreorder.
100 (mips_output_function_prologue): Use the new functions.
101 (mips_output_function_epilogue): Likewise.
102 (mips_need_noat_wrapper_p): New function, split out from...
103 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
104 Use mips_push_asm_switch and mips_pop_asm_switch.
105 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
106 and mips_pop_asm_switch.
107 (ASM_OUTPUT_REG_POP): Likewise.
108 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
109 Use mips_pop_asm_switch.
110 (mips_asm_switch): New structure.
111 (set_noreorder, set_nomacro): Replace with...
112 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
113 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
114 instead of set_nomacro.
115 (fix_truncsfsi2_macro): Likewise.
116 (cprestore): Likewise.
117 (hazard): Use mips_noreorder instead of set_noreorder.
118 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
120 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
122 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
123 from prev_active_insn.
125 2009-08-16 Anatoly Sokolov <aesok@post.ru>
127 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
128 * config/avr/avr.c (avr_override_options): Initialize
129 avr_current_arch variable.
130 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
131 __AVR_HAVE_16BIT_SP__ according to the device type.
132 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
134 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
135 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
137 2009-08-16 Dodji Seketeli <dodji@redhat.com>
140 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
141 generating inlined subroutine die only. We shouldn't be
142 called for anything else.
143 (gen_block_die): Don't generate inline subroutine debug info for
146 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-poly.c (print_pbb): Print PBB index.
150 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
153 * graphite-interchange.c (ppl_max_for_le): Moved...
154 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
155 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
156 ppl_Pointset_Powerset_C_Polyhedron_maximize.
157 * graphite-ppl.h (ppl_max_for_le): Declared.
159 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
161 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
162 supported on all platforms.
163 * target.h (struct gcc_target): Remove
164 handle_pragma_redefine_extname.
165 * c-cppbuiltin.c: Remove use of
166 targetm.handle_pragma_redefine_extname.
167 * c-pragma.c: Likewise.
168 * target-def.h (TARGET_INITIALIZER): Remove
169 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
170 * config/sol2.h: Remove use of
171 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
173 2009-08-14 Douglas B Rupp <rupp@gnat.com>
175 * config/ia64/fde-vms.c: New file.
176 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
177 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
178 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
179 (uw_frame_state_for): Only register a personality routine if it is
180 known to be compatible with our expectations.
181 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
182 Declare unw_table_entry stack variable and
183 mod all calls to _Unwind_FindTableEntry to add arg.
184 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
185 (_Unwind_FindTableEntry): Add arg to prototype.
187 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
189 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
190 field 'signal_pfs_loc'.
191 (uw_frame_state_for): Remove duplicate code dealing with leaf
192 procedures without unwind info.
193 If in the frame after unwinding through a signal handler, restore
194 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
195 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
196 'pfs_loc' to the AR.PFS location in the signal context; instead
197 set 'signal_pfs_loc'.
198 Manually generate the unwind info for the AR.PFS register.
199 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
200 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
201 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
202 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
203 instead set 'signal_pfs_loc'.
204 Remove code preventing the AR.PFS register from being restored
205 from the signal context.
207 2009-08-14 Douglas B Rupp <rupp@gnat.com>
208 Tristan Gingold <gingold@adacore.com>
210 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
211 * config/ia64/t-vms: New file.
212 * config/ia64/vms64.h: New file.
213 * config/ia64/vms.h: New file.
214 * config/ia64/vms-crtinit.asm: New file.
215 * config/ia64/vms_symvec_libgcc_s.opt: New file.
216 * config/ia64/vms-unwind.h: New file.
218 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
220 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
223 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
226 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
227 version. Move declaration...
228 * real.h (do_mpc_arg2): ... here.
229 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
232 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
234 * final.c (add_debug_prefix_map): Don't use GC memory for
235 old_prefix and new_prefix.
237 2009-08-14 Richard Guenther <rguenther@suse.de>
239 * ipa-prop.c (compute_complex_pass_through): If we cannot
240 compute a non-varying offset for IPA_JF_ANCESTOR punt.
242 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
244 * c-lex.c (c_lex_with_flags): Increase size of local variable
245 to avoid memory clobber.
247 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
250 * config/i386/i386.c (ix86_fp_comparison_strategy):
251 Only enable/disable sahf at function granularity.
253 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
255 PR rtl-optimization/41064
256 * reload1.c (reload_as_needed): Don't call extract_insn
257 for known invalid replacements after calling
258 validate_replace_rtx_group and verify_changes.
260 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
264 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
265 ix86_expand_fp_vcond.
266 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
267 Assert that operation is supported by ix86_expand_int_vcond.
268 (vcondu<SSEMODE124C8:mode>): Ditto.
270 2009-08-13 DJ Delorie <dj@redhat.com>
272 * config/i386/djgpp-stdint.h: New.
273 * config.gcc (djgpp): Use it.
275 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
277 * config/sh/sh.c (sh_override_options): When flag_exceptions or
278 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
280 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
282 * tree-ssa-loop-prefetch.c
283 (prune_ref_by_group_reuse): Enhance probabilistic analysis
284 for long-stride pruning.
285 (compute_miss_rate): New function to compute the probability
286 that two memory references access different cache lines.
288 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
290 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
292 2009-08-13 Richard Guenther <rguenther@suse.de>
295 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
296 use the constant pointer type.
297 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
298 of CV qualifiers on the target pointer type.
299 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
300 conversion check before restrict check.
302 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
305 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
307 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
309 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
311 2009-08-12 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/41011
314 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
315 and reference constructing.
317 2009-08-12 Xinliang David Li <davidxl@google.com>
319 PR tree-optimization/41012
320 * tree-flow.h : New external interface.
321 * gimple-low.c (check_call_arg): Change to public function.
322 Remove argument mismatch check in lowering.
323 * tree-inline.h (tree_can_inline_p): Interface change.
324 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
326 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
327 Call change to tree_can_inline_p function.
328 (cgraph_decide_inlining_incrementally): Ditto.
330 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
332 PR tree-optimization/41031
333 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
334 on the partition variable rather than promote_mode on the source
335 type. Assert that the partition variable's type has the same
336 mode as the source value's.
338 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
340 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
342 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
344 * calls.c (expand_call): Fix typo.
345 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
347 * stmt.c (expand_value_return): Use promote_function_mode to copy out
349 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
350 * config/cris/cris.c (cris_promote_function_mode): Likewise.
351 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
352 * config/pa/pa.c (pa_promote_function_mode): Likewise.
354 2009-08-11 Andrew Haley <aph@redhat.com>
356 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
358 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
361 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
363 2009-08-12 Richard Guenther <rguenther@suse.de>
365 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
366 * gimplify.c (gimplify_modify_expr): Do not use
367 lang_hooks.types_compatible_p.
368 * tree-ssa.c (useless_type_conversion_p): For aggregates
369 just return false if the canonical types differ.
371 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
374 * sese.c (convert_for_phi_arg): New.
375 (add_guard_exit_phis): Use convert_for_phi_arg.
377 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
379 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
380 unknown subscript upper bounds.
382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
383 Pranav Garg <pranav.garg2107@gmail.com>
385 * graphite-interchange.c (gather_access_strides): Removed.
386 (ppl_max_for_le): New.
387 (build_linearized_memory_access): New.
388 (memory_stride_in_loop): New.
389 (pbb_interchange_profitable_p): Reimplemented.
390 * graphite-ppl.h (ppl_new_id_map): New.
391 (ppl_interchange): New.
393 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
395 * graphite-interchange.c (compute_subscript): Removed.
396 (compute_array_size_cstr): Removed.
397 (compute_array_size_poly): Removed.
398 (compute_array_size): Removed.
399 (gather_access_strides_poly): Removed.
400 (gather_access_strides): Empty.
402 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
404 * graphite-dependences.c (dependence_polyhedron_1): Replace
405 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
406 (graphite_legal_transform_dr): Same.
407 (graphite_carried_dependence_level_k): Same.
408 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
409 Initialize PDR_NB_SUBSCRIPTS.
410 (print_pdr_access_layout): Replace pdr_nb_subscripts with
412 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
413 (PDR_NB_SUBSCRIPTS): New.
414 (pdr_nb_subscripts): Removed.
415 (pdr_dim): Simplified.
416 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
417 with PDR_NB_SUBSCRIPTS.
419 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
421 * graphite-interchange.c (compute_array_size): Remove use of
423 * graphite-poly.c (new_poly_dr): Remove argument data_container.
424 Do not initialize PDR_DATA_CONTAINER.
425 (print_pdr): Do not print PDR_DATA_CONTAINER.
426 * graphite-poly.h (struct poly_dr): Remove data_container field.
427 (PDR_DATA_CONTAINER): Removed.
428 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
430 (build_poly_dr): Same.
432 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
433 Sebastian Pop <sebastian.pop@amd.com>
435 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
436 copy of the dependence polyhedron. Free the temporary objects.
437 (graphite_carried_dependence_level_k): Free unused objects before
440 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
441 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
442 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
443 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
444 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
446 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
448 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
449 Early return without analyzing the data dependences if no
450 transform has been done. Call restore_scattering if the transform
452 (graphite-interchange.c): Same.
453 * graphite-poly.c (print_scattering_function): Test for
455 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
456 (apply_poly_transforms): Do not gcc_assert that
457 the transform is legal.
458 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
459 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
460 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
461 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
462 * graphite-poly.h (struct poly_scattering): New.
463 (struct poly_bb): Add original, transformed, and saved fields.
464 Remove transformed_scattering, original_scattering,
465 nb_local_variables and nb_scattering_transform fields.
466 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
467 (poly_scattering_new): New.
468 (poly_scattering_free): New.
469 (poly_scattering_copy): New.
470 (store_scattering_pbb): New.
471 (store_scattering): New.
472 (restore_scattering_pbb): New.
473 (restore_scattering): New.
474 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
475 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
477 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
479 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
482 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
484 * Makefile.in (graphite.o): Depends on PREDICT_H.
485 * graphite.c: Include predict.h.
486 (graphite_finalize): Call tree_estimate_probability.
487 * predict.c (predict_loops): Do not call scev_initialize and
489 (tree_estimate_probability_bb): New.
490 (tree_estimate_probability): Do not initialize loops: move that
491 code to the driver. Call tree_estimate_probability_bb.
492 (tree_estimate_probability_driver): New.
493 (pass_profile): Use tree_estimate_probability_driver.
494 * predict.h (tree_estimate_probability): Declared.
496 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
498 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
499 * graphite-dependences.c (graphite_legal_transform): Add time to
500 TV_GRAPHITE_DATA_DEPS.
501 (dependency_between_pbbs_p): Same.
502 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
504 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
506 PR rtl-optimization/41033
507 * alias.c (nonoverlapping_component_refs_p): Punt when strict
508 aliasing is disabled.
510 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
512 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
513 si_mask_operand, and_load_operand, low_bitmask_operand,
514 and_reg_operand, and_operand): New predicates.
515 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
516 * config/mips/mips.c (and_operands_ok): New function.
517 * config/mips/mips-protos.h (and_operands_ok): Declare it.
518 * config/mips/mips.md (move_type): Add ext_ins and logical.
520 (and<mode>3): Use and_reg_operand as the second operand's predicate.
521 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
522 shift_shift. Remove commutative constraint modifier.
523 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
525 (*clear_upper32_dext): Remove define_insn_and_split.
526 (*clear_upper32): Turn this define_insn_and_split ...
527 (splitter for ANDing register with 0xffff_ffff): .. into this.
529 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
531 * combine.c (try_widen_shift_mode): Factor out code to check if an
532 integer constant is a low-order bitmask from here ...
533 * rtlanal.c (low_bitmask_len): ... to here.
534 * rtl.h (low_bitmask_len): Declare.
536 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
539 * config/alpha/alpha.md (addsi3): Remove expander.
540 (addsi3): Rename from *addsi3_internal insn pattern.
541 (subsi3): Remove expander.
542 (subsi3): Rename from *subsi3_internal insn pattern.
544 2009-08-11 Douglas B Rupp <rupp@gnat.com>
546 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
549 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
550 Eric Botcazou <botcazou@adacore.com>
551 Douglas B Rupp <rupp@gnat.com>
553 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
554 that records that fit in 64 bits are returned by immediate value,
555 as required by OpenVMS Calling Standard.
556 (function_value): Adjust for above modification.
557 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
558 virtual_incoming_args_rtx as base object, not next_arg.
559 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
561 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
563 * reload.c (find_reloads_subreg_address): Check the original
564 req_equiv_mem address to detect the case where an address is
565 not valid in the outer mode.
567 2009-08-11 Richard Guenther <rguenther@suse.de>
570 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
572 2009-08-10 Douglas B Rupp <rupp@gnat.com>
574 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
575 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
577 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
578 Douglas B Rupp <rupp@gnat.com>
580 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
581 PT_STACK when frame_pointer_needed on OpenVMS.
582 (alpha_pv_save_size, alpha_using_fp): Remove.
583 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
584 with proper processing for PT_NULL.
585 (alpha_vms_initial_elimination_offset): New function. Support for
586 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
587 (alpha_sa_size): Force procedure type to PT_STACK when
588 frame_pointer_needed on OpenVMS.
589 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
590 (alpha_using_fp): Likewise.
591 (alpha_vms_can_eliminate): Add prototype.
592 (alpha_vms_initial_elimination_offset): Likewise.
593 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
594 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
596 2009-08-10 Eric Botcazou <botcazou@adacore.com>
597 Douglas B Rupp <rupp@gnat.com>
599 * config/alpha/alpha.c (common_object_handler): New function.
600 (vms_attribute_table): Declare a single attribute "common_object".
601 (vms_output_aligned_decl_common): New global function.
602 (SECTION_VMS_OVERLAY): Delete.
603 (SECTION_VMS_GLOBAL): Likewise.
604 (SECTION_VMS_INITIALIZE): Likewise.
605 (vms_asm_named_section): Remove support for above flags.
606 (vms_section_type_flags): Delete.
607 (TARGET_SECTION_TYPE_FLAGS): Likewise.
608 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
609 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
610 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
612 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
615 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
616 (sub_ddmmss): Likewise.
618 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
621 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
624 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
627 * reload1.c (reload_as_needed): Use cancel_changes to completely
628 undo a failed replacement attempt.
630 2009-08-10 Richard Guenther <rguenther@suse.de>
633 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
634 (useless_type_conversion_p): ... here. Require pointer targets
637 2009-08-10 Dodji Seketeli <dodji@redhat.com>
640 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
641 loose the original type of the statement list.
643 2009-08-09 Douglas B Rupp <rupp@gnat.com>
645 * config/alpha/alpha.c: Include libfuncs.h
646 (avms_asm_output_extern): New function.
647 (alpha_init_libfuncs): Init some decc libfuncs.
648 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
649 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
650 (DO_CRTL_NAMES): Define.
652 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
653 (LONG_TYPE_SIZE): Define.
654 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
655 (SUBTARGET_SWITCHES): Define malloc64 switch.
656 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
657 (MASK_RETURN_ADDR): Define.
658 doc/invoke.texi (mmalloc64): Document switch.
660 2009-08-09 Olivier Hainque <hainque@adacore.com>
661 Douglas B Rupp <rupp@gnat.com>
663 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
664 uses_condition_handler.
665 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
666 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
667 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
668 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
669 (code_for_builtin): New insn codes for the new alpha_builtins.
670 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
671 (alpha_sa_size): Account for uses_condition_handler.
672 (alpha_expand_prologue): Likewise.
673 (alpha_start_function): Likewise.
674 (alpha_expand_epilogue): Likewise.
675 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
676 establish/revert expanders.
677 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
678 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
679 New expander, resorting to the alpha.c associated function.
680 (builtin_revert_vms_condition_handler): Likewise.
681 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
682 __gcc_shell_handler, the static VMS condition handler used as
683 an indirection wrapper to the current dynamically established
685 * config/alpha/vms-unwind.h: Complete rewrite.
686 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
687 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
689 2009-08-09 Eric Botcazou <botcazou@adacore.com>
690 Douglas B Rupp <rupp@gnat.com>
692 * config/alpha/alpha.c (alpha_links): Add 'target' field.
693 (alpha_need_linkage): Handle aliases. Return function symbol.
694 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
695 Use ultimate alias target for the linkage name.
696 * config/alpha/alpha.md (movmemdi): Use the symbol returned
697 by alpha_need_linkage for the function symbol.
698 (setmemdi): Likewise.
700 2009-08-09 Douglas B Rupp <rupp@gnat.com>
702 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
703 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
704 (ASM_WEAKEN_LABEL): Define.
705 (CRT_CALL_STATIC_FUNCTION): Define.
706 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
707 (ENDFILE_SPEC): Define.
708 (INIT_SECTION_ASM_OP): Define.
709 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
710 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
712 (MULTILIB_OSDIRNAMES): Define.
713 (shlib_version): Define.
715 (SHLIB_OBJS): Define.
716 (SHLIB_NAME): Define.
717 (SHLIB_MULTILIB): Define.
718 (SHLIB_INSTALL): Define.
719 (SHLIB_SYMVEC): Define.
720 (SHLIB_SYMVECX2): Define.
721 (SHLIB_LINK): Define.
723 2009-08-09 Douglas B Rupp <rupp@gnat.com>
725 * config/alpha/alpha.c (alpha_initialize_trampoline):
726 Initialize VMS trampoline IAW ABI for bounded procedure calls.
727 (alpha_start_function): Emit transfer address on nested functions
728 for VMS trampoline call.
729 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
730 since no longer used.
731 * config/alpha/vms-tramp.asm: Remove.
732 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
733 since now only data initialized at runtime.
735 2009-08-09 Douglas B Rupp <rupp@gnat.com>
737 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
738 (LINK_GCC_C_SEQUENCE_SPEC): Define.
739 (MD_EXEC_PREFIX): Remove, no longer used.
740 (MD_STARTFILE_PREFIX): Likewise.
741 (INCLUDE_DEFAULTS): Likewise.
742 * config/alpha/t-vms:
743 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
745 2009-08-09 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/41016
748 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
749 (operand_precision): Remove.
750 (integral_operand_p): Likewise.
751 (recognize_single_bit_test): Adjust.
753 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
755 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
756 operation overflows. Likewise non-cast unary arithmetic.
757 If one arm of a conditional expression is always taken,
758 inhibit evaluation warnings for the other arm. Likewise inhibit
759 evaluation warnings for the second && or || operand if the first
760 operand is enough to determine the result.
761 * c-typeck.c (build_conditional_expr): Apply the same inhibition
763 (build_binary_op): Prevent duplicate evaluation warnings.
765 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
767 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
768 and destination have different modes, Use promote_mode to
769 determine the signedness of the conversion. Assert that the
770 promoted source mode matches the destination mode. Don't pass
771 the destination and destination mode to expand_expr if the source
772 mode is different. Simplify conversion logic.
774 2009-08-09 Ira Rosen <irar@il.ibm.com>
776 PR tree-optimization/41008
777 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
778 from condition only in case it's a comparison. Adjust checks.
780 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
782 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
783 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
784 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
785 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
786 (dump_cand): Handle them.
787 (struct iv_cand): New members COST_STEP and AINC_USE.
788 (stmt_after_increment): Likewise.
789 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
790 callers changed. Use gimple_uid comparison instead of scanning.
791 (add_candidate_1): When looking for identical candidates, take
792 AINC_USE into account. Set it for new candidates.
793 (force_expr_to_var_cost): Cast target_spill_cost to int.
794 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
795 All callers changed. Check for availability of autoinc addressing
796 modes, both in general for a given mode, and in the specific use case.
797 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
799 (get_computation_cost): Likewise.
800 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
801 add_autoinc_candidates): New static functions.
802 (add_candidate): Call add_autoinc_candidates for candidates based on
804 (find_iv_candidates): Call set_autoinc_for_original_candidates.
805 (determine_use_iv_cost_address): If we have an autoinc candidate at
806 the matching use, verify autoinc is possible and subtract the cost
807 of the candidate's step from the cost.
808 (determine_iv_cost): Record the cost of the increment in the COST_STEP
809 member of the candidate.
810 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
811 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
813 2009-08-09 Douglas B Rupp <rupp@gnat.com>
815 * config.build (ia64-hp-*vms*): New target.
816 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
818 * config.gcc (ia64-hp-*vms*): New target.
819 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
821 * config.host (ia64-hp-*vms*): New target.
822 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
825 2009-08-08 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/40991
828 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
830 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
832 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
833 mode check. Do truncations in an integer mode.
834 (force_to_mode): Handle subregs for all mode types. Only do
835 arithmetic simplifications on integer modes.
837 2009-08-07 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/40999
840 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
841 (maybe_fold_reference): Lookup constant initializers.
842 (fold_gimple_assign): Likewise.
844 2009-08-07 Richard Guenther <rguenther@suse.de>
846 * tree-ssa.c (useless_type_conversion_p_1): Only for types
847 that require structural equality defer to the langhook.
849 2009-08-07 Martin Jambor <mjambor@suse.cz>
851 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
853 (struct ipa_pass_through_data): New type.
854 (struct ipa_ancestor_jf_data): New type.
855 (union jump_func_value): Removed field formal_id, added fields
856 pass_through and ancestor.
857 (struct ipa_param_call_note): Changed type of formal_id to int from
859 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
860 operations jump functions and ancestor jump functions.
861 (compute_complex_pass_through): New function.
862 (compute_scalar_jump_functions): Call compute_complex_pass_through,
863 reflect changes in the jump function strucutre.
864 (update_jump_functions_after_inlining): Ignore complex pass-through
865 and ancestor jump functions.
866 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
867 polynomial pass-through with operation jump functions.
869 2009-08-07 Jakub Jelinek <jakub@redhat.com>
871 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
872 fde->dw_fde_begin as begin label instead of hot/cold label.
873 Use LLSDAC label instead of LLSDA for second section lsda.
874 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
875 label instead of LLSDA if it is true.
876 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
878 * except.c (add_call_site, dw2_size_of_call_site_table): Add
879 SECTION argument. Use it as index into crtl->eh.call_site_record
881 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
882 use it to determine how to print table entries instead of using
883 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
884 label instead of normal begin label as base.
885 (sjlj_assign_call_site_values): Adjust add_call_site caller.
886 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
887 ensure no EH range spans between sections and that landing pads
888 are always in the corresponding section.
889 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
890 for crtl->eh.call_site_record being an array rather than scalar.
891 (output_one_function_exception_table): New function, copied
892 from output_function_exception_table. Adjust
893 dw2_size_of_call_site_table, dw2_output_call_site_table
894 callers. For SECOND section use *C suffixed labels.
895 (output_function_exception_table): Call
896 output_one_function_exception_table and, when doing hot/cold
897 partitioning, also another time for the second section.
898 * opts.c: Include except.h.
899 (decode_options): Allow -freorder-blocks-and-partition with
900 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
901 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
902 * function.h (struct rtl_eh): Change call_site_record from
903 scalar into array of 2 elements.
905 2009-08-07 Martin Jambor <mjambor@suse.cz>
907 * ipa-prop.c (count_formal_params_1): New function.
908 (ipa_get_vector_of_formal_parms): New function.
909 (get_vector_of_formal_parm_types): New function.
910 (ipa_modify_formal_parameters): New function.
911 (ipa_modify_call_arguments): New function.
912 (index_in_adjustments_multiple_times_p): New function.
913 (ipa_combine_adjustments): New function.
914 (ipa_dump_param_adjustments): New function.
915 * ipa-prop.h (struct ipa_parm_adjustment): New type.
916 (ipa_get_vector_of_formal_parms): Declare.
917 (ipa_modify_formal_parameters): Declare.
918 (ipa_modify_call_arguments): Declare.
919 (ipa_combine_adjustments): Declare.
920 (ipa_dump_param_adjustments): Declare.
921 (build_ref_for_offset): Declare.
922 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
923 * tree-sra.c: Include ipa-prop.c.
924 (build_ref_for_offset): Make public.
926 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
928 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
930 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
932 * gcc/doc/extend.texi (__builtin_extract_return_address)
933 (__builtin_frob_return_address): Document.
935 2009-08-06 Paul Brook <paul@codesourcery.com>
937 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
938 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
939 implementation on ARMv6-M.
941 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
943 * doc/extend.texi (pcs): Document new attribute for ARM.
945 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
947 * arm.c (pcs_attribute_args): Comment out unsupported attribute
950 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
952 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
955 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
957 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
959 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
961 Merge ARM/hard_vfp_branch to trunk.
963 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
965 * arm.c (libcall_eq): New function.
966 (libcall_hash): New function.
967 (add_libcall): New function.
968 (arm_libcall_uses_aapcs_base): New function.
969 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
970 libcalls using the base PCS.
971 (arm_init_cumulative_args): Likewise.
973 2009-07-20 Joseph Myers <joseph@codesourcery.com>
975 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
976 Use base ABI for conversion libfuncs between HFmode and SFmode.
978 2009-05-12 Joseph Myers <joseph@codesourcery.com>
980 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
981 V4SImode as representatives of all 64-bit and 128-bit vector
982 types. Allow vector types without vector modes.
983 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
984 without vector modes like BLKmode.
985 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
986 BLKmode. Avoid unsupported vector modes or TImode moves for
988 (aapcs_vfp_allocate_return_reg): Likewise.
989 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
990 V8QImode if TARGET_NEON || TARGET_IWMMXT.
992 2009-05-12 Joseph Myers <joseph@codesourcery.com>
994 * config/arm/arm.c (arm_handle_pcs_attribute): New.
995 (arm_get_pcs_model): Pass attribute arguments to
996 arm_pcs_from_attribute.
997 (arm_init_cumulative_args): Use base AAPCS for conversions from
998 floating-point types to DImode.
999 (arm_attribute_table): Add pcs attribute.
1000 (arm_handle_pcs_attribute): New.
1001 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1002 conversions from floating-point types to DImode, also declare them
1003 to use base AAPCS and declare functions they call to use base
1004 AAPCS and their RTABI names.
1006 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1008 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1009 -mfloat-abi=hard not being supported for VFP.
1011 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1013 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1014 SYMBOL_REF to hard_libcall_value.
1016 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1017 Richard Earnshaw <rearnsha@arm.com>
1019 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1020 has been put on the stack, all remaining co-processory arguments for
1021 that co-processor also go on the stack.
1023 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1025 * config/arm/arm.c (arm_return_in_memory): Handle returning
1026 vectors of suitable size in registers also for AAPCS case.
1028 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1030 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1032 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1034 ARM Hard-VFP calling convention
1035 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1036 * target.h (gcc_target): Add libcall_value to table of call hooks.
1037 * targhooks.h (default_libcall_value): Default implementation.
1038 * targhooks.c (default_libcall_value): Likewise.
1039 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1040 * optabs.c (expand_unop): Use it.
1041 * expr.h (hard_libcall_value): Pass the function RTX through.
1042 * calls.c (emit_library_call_value_1): Update call to
1044 * explow.c (hard_libcall_value): Use new target hook.
1045 * testsuite/lib/target-supports.exp
1046 (check_effective_target_arm_hard_vfp_ok): New hook.
1047 (check_effective_target_arm_neon_ok): Improve test for neon
1049 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1050 * config/arm/arm.c: Include cgraph.h
1051 (TARGET_FUNCTION_VALUE): Override default hook.
1052 (arm_pcs_default): New variable.
1053 (arm_override_options): Don't fault hard calling convention with VFP.
1054 Add support for AAPCS variants.
1055 (arm_function_value): Make static. Handle AAPCS variants.
1056 (arm_libcall_value): New function.
1057 (arm_apply_result_size): Handle VFP registers in results.
1058 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1060 (pcs_attribute_args): New variable.
1061 (arm_pcs_from_attribute): New function.
1062 (arm_get_pcs_model): New function.
1063 (aapcs_vfp_cum_init): New function.
1064 (aapcs_vfp_sub_candidate): New function.
1065 (aapcs_vfp_is_return_candidate): New function.
1066 (aapcs_vfp_is_call_candidate): New function.
1067 (aapcs_vfp_allocate): New function.
1068 (aapcs_vfp_allocate_return_reg): New function.
1069 (aapcs_vfp_advance): New function.
1070 (aapcs_cp_arg_layout): New variable.
1071 (aapcs_select_call_coproc): New function.
1072 (aapcs_select_return_coproc): New function.
1073 (aapcs_allocate_return_reg): New function.
1074 (aapcs_libcall_value): New function.
1075 (aapcs_layout_arg): New function.
1076 (arm_init_cumulative_args): Initialize AAPCS args data.
1077 (arm_function_arg): Handle AAPCS variants using new interface.
1078 (arm_arg_parital_bytes): Likewise.
1079 (arm_function_arg_advance): New function.
1080 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1081 calling conventions.
1082 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1083 * arm.h (NUM_VFP_ARG_REGS): Define.
1084 (LIBCALL_VALUE): Update.
1085 (FUNCTION_VALUE): Delete.
1086 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1087 (arm_pcs): New enum.
1088 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1089 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1090 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1091 * arm-protos.h (arm_function_arg_advance): Add.
1092 (aapcs_libcall_value): Add.
1093 (arm_function_value): Delete.
1095 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1096 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/i386/i386.c (standard_sse_mode_p): Remove.
1100 (standard_sse_constant_p): Return 2 for integer mode
1101 vector_all_ones_operand when SSE2 is enabled.
1102 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1103 (ix86_expand_vector_move): Do not check for negative values from
1104 standard_sse_constant_p.
1106 2009-08-06 Richard Guenther <rguenther@suse.de>
1108 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1109 array type comparisons frontend independent.
1110 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1111 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1112 out array reference lower bound and element size operands.
1113 (ao_ref_init_from_vn_reference): Properly compute the offset
1114 for ARRAY_RANGE_REF.
1115 (vn_reference_fold_indirect): Fill out array reference lower
1116 bound and element size operands.
1117 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1118 a non gimple valued reference operand which can happen for
1119 array reference lower bound or element size.
1120 (create_component_ref_by_pieces_1): Properly generate the
1121 element size operand for array references.
1123 2009-08-06 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/40964
1126 * tree.c (iterative_hash_host_wide_int): Export.
1127 * tree.h (iterative_hash_host_wide_int): Declare.
1128 * tree-ssa-structalias.c (heapvar_map): New struct.
1129 (heapvar_map_eq): New function.
1130 (heapvar_map_hash): Likewise.
1131 (heapvar_lookup): Adjust.
1132 (heapvar_insert): Likewise.
1133 (make_constraint_from_heapvar): Allow multiple heap variables
1134 per decl at different offsets.
1135 (init_alias_heapvars): Adjust.
1137 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1139 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1140 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1141 trailing sync if TARGET_SYNC_AFTER_SC.
1143 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1145 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1146 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1147 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1148 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1149 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1150 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1151 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1152 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1153 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1154 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1155 the prototype declaration match the definition.
1156 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1157 instructions explicitly. Add barrier_before and operands
1159 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1160 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1161 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1162 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1163 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1164 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1166 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1168 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1170 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1171 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1174 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1177 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1179 PR rtl-optimization/40924
1180 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1181 make sure canon_rtx (mem_address) isn't simpler than
1182 canon_rtx (expanded_mem_address).
1184 2009-08-05 Li Feng <nemokingdom@gmail.com>
1186 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1188 (build_scop_drs): Build alias set for each SCoP.
1190 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1192 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1193 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1194 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1195 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1196 (BASE_DRIVER_SELF_SPECS): Likewise.
1198 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1200 * tree-ssa-alias.c: Fix some comment typos.
1202 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1204 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1205 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1207 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1210 * simplify-rtx.c (simplify_binary_operation_1): Disable
1211 simplifications for decimal float operations.
1213 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1216 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1217 operand of INDIRECT_REF.
1219 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1221 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1222 constants referencing TLS symbols.
1224 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1226 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1227 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1229 2009-08-03 Richard Guenther <rguenther@suse.de>
1231 * tree.c (make_vector_type): Build a main variant first,
1232 get the canonical one and then build the variant.
1233 * tree-ssa.c (useless_type_conversion_p_1): Handle
1235 (useless_type_conversion_p): Conversions to pointers to
1236 incomplete record types are useless.
1238 2009-08-03 Richard Guenther <rguenther@suse.de>
1240 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1241 file will be created.
1242 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1243 * toplev.c (compile_file): Adjust comment.
1245 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1247 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1248 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1249 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1250 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1251 (sh_promote_function_mode): Fix typo.
1253 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1255 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1257 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1259 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1260 declaration arguments.
1262 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1265 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1266 (ix86_split_ashl): Ditto.
1267 (ix86_expand_vector_init_one_nonzero): Ditto.
1268 (ix86_expand_vector_set): Ditto.
1269 (ix86_expand_reduc_v4sf): Ditto.
1271 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1273 * explow.c (promote_function_mode): Remove assert.
1274 * config/sh/sh.c (sh_promote_function_mode): Declare.
1276 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1278 * config/pa/pa.c (pa_promote_function_mode): Declare.
1279 Change to static. Fix promote_mode call.
1281 * gthr-dce.h (CONST_CAST2): Define if not defined.
1282 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1284 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1286 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1288 * expr.c (store_constructor): Use promote_decl_mode. Remove
1289 now write-only variable unsignedp.
1290 (expand_expr_real_1): Use promote_decl_mode.
1291 * expr.h (promote_function_mode, promote_decl_mode): New.
1292 (promote_mode): Remove last argument.
1293 * function.c (assign_temp): Drop last argument of promote_mode.
1294 (assign_parm_find_data_types): Use promote_function_mode.
1295 (assign_parm_setup_reg): Likewise.
1296 (expand_function_end): Use promote_function_mode.
1297 * calls.c (initialize_argument_information): Use promote_function_mode.
1298 (precompute_arguments): Use promote_mode instead of checking if
1299 only PROMOTE_FUNCTION_MODE is defined.
1300 (expand_call): When making sibcall decisions, use promote_function_mode.
1301 Below, remove an if for targetm.calls.promote_function_return and
1302 and use promote_function_mode.
1303 (emit_library_call_value_1): Use promote_function_mode, fix bug
1304 where promote_mode was passed FOR_CALL == 0 for a return value in an
1306 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1307 * explow.c (promote_function_mode, promote_decl_mode): New.
1308 (promote_mode): Keep only the FOR_CALL == 0 case.
1309 * combine.c (setup_incoming_promotion): Remove test of
1310 promote_function_args. Use promote_function_mode.
1311 * stmt.c (expand_value_return): Use promote_decl_mode.
1312 (expand_decl): Use promote_decl_mode.
1314 * expr.c (store_constructor): Use promote_decl_mode. Remove
1315 now write-only variable unsignedp.
1316 (expand_expr_real_1): Use promote_decl_mode.
1317 * expr.h (promote_function_mode, promote_decl_mode): New.
1318 (promote_mode): Remove last argument.
1319 * function.c (assign_temp): Drop last argument of promote_mode.
1320 (assign_parm_find_data_types): Use promote_function_mode.
1321 (assign_parm_setup_reg): Likewise.
1322 (expand_function_end): Use promote_function_mode.
1323 * calls.c (initialize_argument_information): Use promote_function_mode.
1324 (precompute_arguments): Use promote_mode instead of checking if
1325 only PROMOTE_FUNCTION_MODE is defined.
1326 (expand_call): When making sibcall decisions, use promote_function_mode.
1327 Below, remove an if for targetm.calls.promote_function_return and
1328 and use promote_function_mode.
1329 (emit_library_call_value_1): Use promote_function_mode, fix bug
1330 where promote_mode was passed FOR_CALL == 0 for a return value in an
1332 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1333 * explow.c (promote_function_mode, promote_decl_mode): New.
1334 (promote_mode): Keep only the FOR_CALL == 0 case.
1335 * combine.c (setup_incoming_promotion): Remove test of
1336 promote_function_args. Use promote_function_mode.
1337 * stmt.c (expand_value_return): Use promote_decl_mode.
1338 (expand_decl): Use promote_decl_mode.
1340 * explow.c (promote_function_mode): Just call the target hook.
1341 * targhooks.c (default_promote_function_mode,
1342 default_promote_function_mode_always_promote): New.
1343 * targhooks.h (default_promote_function_mode,
1344 default_promote_function_mode_always_promote): Declare.
1345 * target.h (promote_function_args, promote_function_return): Remove.
1346 (promote_function_mode): New.
1347 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1348 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1349 (TARGET_PROMOTE_FUNCTION_MODE): New.
1350 (TARGET_CALLS): Adjust.
1351 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1352 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1354 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1355 * config/s390/s390.c (s390_promote_function_mode): ... here,
1356 with pointer handling.
1357 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1358 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1360 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1361 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1362 with pointer handling.
1363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1364 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1366 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1367 * config/sh/sh.c (sh_promote_function_mode): New.
1368 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1369 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1371 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1372 * config/cris/cris.c (cris_promote_function_mode): ... here.
1373 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1374 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1376 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1377 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1378 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1379 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1381 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1382 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1383 complex type handling.
1384 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1385 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1387 * config/pa/pa.c (pa_promote_function_mode): New.
1388 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1389 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1391 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1392 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1393 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1394 * config/xtensa/xtensa.c: Likewise.
1395 * config/stormy16/stormy16.c: Likewise.
1396 * config/iq2000/iq2000.c: Likewise.
1397 * config/rs6000/rs6000.c: Likewise.
1398 * config/picochip/picochip.c: Likewise.
1399 * config/arc/arc.c: Likewise.
1400 * config/mcore/mcore.c: Likewise.
1401 * config/score/score.c: Likewise.
1402 * config/mips/mips.c: Likewise.
1403 * config/bfin/bfin.c: Likewise.
1404 * config/ia64/ia64.c: Likewise (disabled though).
1406 * config/frv/frv.h: Remove pointless remark.
1408 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1409 TARGET_PROMOTE_FUNCTION_ARGS,
1410 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1411 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1413 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1415 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1416 -floop-parallelize-all.
1417 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1418 flag_loop_parallelize_all.
1419 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1420 * graphite.c (graphite_transform_loops): Same.
1422 * graphite-poly.c (apply_poly_transforms): Same.
1424 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1426 PR tree-optimization/40914
1427 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1428 if set, then check the delta field of the PMF record.
1429 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1430 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1431 call is stored in the delta.
1433 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1435 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1437 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/bsd.h (ASM_BYTE): New define.
1440 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1441 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1442 .byte. Use fputs or putc instead of fprintf where appropriate.
1443 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1444 fputs or putc instead of fprintf where appropriate.
1445 * config/i386/i386elf.h: Ditto.
1446 * config/i386/sysv4.h: Ditto.
1448 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1449 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1450 (*tls_global_dynamic_64): Ditto.
1452 2009-07-31 Christian Bruel <christian.bruel@st.com>
1454 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1456 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1458 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1459 Remove dead code for MINUS.
1461 2009-07-31 Anthony Green <green@moxielogic.com>
1463 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1465 (moxie_expand_epilogue): Ditto for epilogue.
1466 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1468 (moxie_function_arg): Ditto.
1469 (moxie_pass_by_reference): Ditto.
1470 (moxie_arg_partial_bytes): Ditto.
1471 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1472 (FUNCTION_ARG_ADVANCE) Ditto.
1473 (REG_PARM_STACK_SPACE) Ditto.
1474 (FUNCTION_ARG_REGNO_P) Dito.
1476 * config.gcc: Add moxie linux config support.
1477 * gcc/config/moxie/uclinux.h: New file.
1479 2009-07-31 DJ Delorie <dj@redhat.com>
1481 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1482 (UNSPECV_SP_SWITCH_E): New.
1483 (sp_switch_1): Change to an unspec.
1484 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1486 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1487 reference the new stack's address
1489 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1491 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1492 graphite-clast-to-gimple.o, graphite-dependences.o,
1493 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1494 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1495 (graphite-blocking.o,
1496 graphite-clast-to-gimple.o, graphite-dependences.o,
1497 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1498 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1499 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1500 * cfgloop.h (struct loop): Add can_be_parallel field.
1501 * common.opt (fgraphite-identity): Moved up.
1502 (fgraphite-force-parallel): New flag.
1503 * graphite.c: Rewrite.
1504 * graphite.h: Rewrite.
1505 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1507 * toplev.c (graphite_out_file): New file descriptor.
1508 (graphite_in_file): New.
1509 (process_options): flag_graphite_force_parallel cannot be used without
1511 * tree-ssa-loop.c: Include toplev.h.
1512 (gate_graphite_transforms): Enable flag_graphite for
1513 flag_graphite_force_parallel.
1515 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1517 * ChangeLog.graphite: New.
1518 * graphite-blocking.c: New.
1519 * graphite-clast-to-gimple.c: New.
1520 * graphite-clast-to-gimple.h: New.
1521 * graphite-dependences.c: New.
1522 * graphite-dependences.h: New.
1523 * graphite-interchange.c: New.
1524 * graphite-poly.c: New.
1525 * graphite-poly.h: New.
1526 * graphite-ppl.c: New.
1527 * graphite-ppl.h: New.
1528 * graphite-scop-detection.c: New.
1529 * graphite-scop-detection.h: New.
1530 * graphite-sese-to-poly.c: New.
1531 * graphite-sese-to-poly.h: New.
1535 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1537 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1538 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1542 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1543 (scev_is_linear_expression): Return false if the evolution is not
1544 affine multivariate.
1546 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1548 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1549 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1553 * tree-data-ref.c (debug_data_references): New.
1554 (debug_data_reference): New.
1555 * tree-data-ref.h (debug_data_references): Declared.
1556 (debug_data_reference): Declared.
1558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1560 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1561 * tree-data-ref.h (scop_p): Removed.
1562 (struct data_reference): Remove field scop.
1564 (stmt_simple_memref_p): Removed.
1566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1568 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1569 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1572 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1574 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1576 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1578 * doc/invoke.texi (-fgraphite-identity): Documented.
1580 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1582 * tree-scalar-evolution.c: Fix comment.
1583 (instantiate_scev_1): Return unknow from scev instantiation if the
1584 result is not above instantiate_below.
1586 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1588 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1589 static anymore. Instantiate the symbols that may have been introduced
1591 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1594 2009-07-30 DJ Delorie <dj@redhat.com>
1596 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1597 .vliw directive to VLIW sections.
1599 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1601 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1603 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1604 (AUTOHEADER): New variable.
1605 ($(srcdir)/cstamp-h.in): Use it.
1607 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1608 Pat Haugen <pthaugen@us.ibm.com>
1609 Revital Eres <ERES@il.ibm.com>
1611 * config/rs6000/vector.md (VEC_F): Add VSX support.
1615 (vector_load_<mode>): Ditto.
1616 (vector_store_<mode>): Ditto.
1617 (vector GPR move split): Ditto.
1618 (vec_reload_and_plus_<mptrsize>): Ditto.
1619 (vec_reload_and_reg_<mptrsize>): Ditto.
1620 (add<mode>3): Ditto.
1621 (sub<mode>3): Ditto.
1622 (mul<mode>3): Ditto.
1623 (neg<mode>2): Ditto.
1624 (abs<mode>2): Ditto.
1625 (smin<mode>3): Ditto.
1626 (smax<mode>3): Ditto.
1627 (vector_eq<mode>): Ditto.
1628 (vector_gt<mode>): Ditto.
1629 (vector_ge<mode>): Ditto.
1630 (vector_gtu<mode>): Ditto.
1631 (vector_select_<mode>_uns): Ditto.
1632 (vector_eq_<mode>_p): Ditto.
1633 (vector_gt_<mode>_p): Ditto.
1634 (vector_ge_<mode>_p): Ditto.
1635 (vector_gtu_<mode>_p): Ditto.
1636 (cr6_test_for_zero): Ditto.
1637 (cr6_test_for_zero_reverse): Ditto.
1638 (cr6_test_for_lt): Ditto.
1639 (cr6_test_for_lt_reverse): Ditto.
1640 (xor<mode>3): Ditto.
1641 (ior<mode>3): Ditto.
1642 (and<mode>3): Ditto.
1643 (one_cmpl<mode>2): Ditto.
1644 (nor<mode>2): Ditto.
1645 (andc<mode>2): Ditto.
1646 (float<VEC_int<mode>2): Ditto.
1647 (unsigned_float<VEC_int><mode>2): Ditto.
1648 (fix_trunc<mode><VEC_int>2): Ditto.
1649 (fixuns_trunc<mode><VEC_int>2): Ditto.
1651 (vec_set<mode>): Ditto.
1652 (vec_extract<mode>): Ditto.
1653 (vec_interleave_highv4sf): Ditto.
1654 (vec_interleave_lowv4sf): Ditto.
1655 (vec_realign_load_<mode>): Ditto.
1656 (vec_shl_<mode>): Ditto.
1657 (vec_shr_<mode>): Ditto.
1658 (div<mode>3): New patterns for VSX.
1659 (vec_interleave_highv2df): Ditto.
1660 (vec_interleave_lowv2df): Ditto.
1661 (vec_pack_trunc_v2df): Ditto.
1662 (vec_pack_sfix_trunc_v2df): Ditto.
1663 (vec_pack_ufix_trunc_v2df): Ditto.
1664 (vec_unpacks_hi_v4sf): Ditto.
1665 (vec_unpacks_lo_v4sf): Ditto.
1666 (vec_unpacks_float_hi_v4si): Ditto.
1667 (vec_unpacks_float_lo_v4si): Ditto.
1668 (vec_unpacku_float_hi_v4si): Ditto.
1669 (vec_unpacku_float_lo_v4si): Ditto.
1670 (movmisalign<mode>): Ditto.
1671 (vector_ceil<mode>2): New patterns for vectorizing math library.
1672 (vector_floor<mode>2): Ditto.
1673 (vector_btrunc<mode>2): Ditto.
1674 (vector_copysign<mode>3): Ditto.
1676 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1677 predicate for setting the high bit in each word, used for copysign.
1679 * config/rs6000/ppc-asm.h (f19): Whitespace.
1680 (f32-f63): Define if VSX.
1681 (v0-v31): Define if Altivec.
1682 (vs0-vs63): Define if VSX.
1684 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1686 * config/rs6000/power7.md: New file, provide tuning parameters for
1689 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1690 (rs6000_cpu_cpp_builtins): Ditto.
1691 (altivec_overloaded_builtins): Ditto.
1692 (altivec_resolve_overloaded_builtin): Ditto.
1694 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1695 debug switch to disable vectorizing simple math builtin
1698 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1699 Vectorize simple math builtin functions.
1700 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1701 hook to vectorize math builtins.
1702 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1703 (rs6000_builtin_conversion): Add VSX/power7 support.
1704 (rs6000_builtin_vec_perm): Ditto.
1705 (vsplits_constant): Add support for loading up a vector constant
1706 with just the high bit set in each part.
1707 (rs6000_expand_vector_init): Add VSX/power7 support.
1708 (rs6000_expand_vector_set): Ditto.
1709 (rs6000_expand_vector_extract): Ditto.
1710 (rs6000_emit_move): Ditto.
1711 (bdesc_3arg): Ditto.
1712 (bdesc_2arg): Ditto.
1713 (bdesc_1arg): Ditto.
1714 (rs6000_expand_ternop_builtin): Ditto.
1715 (altivec_expand_builtin): Ditto.
1716 (rs6000_expand_unop_builtin): Ditto.
1717 (rs6000_init_builtins): Ditto.
1718 (altivec_init_builtins): Ditto.
1719 (builtin_function_type): Ditto.
1720 (rs6000_common_init_builtins): Ditto.
1721 (rs6000_handle_altivec_attribute); Ditto.
1722 (rs6000_mangle_type): Ditto.
1723 (rs6000_vector_mode_supported_p): Ditto.
1724 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1727 * config/rs6000/vsx.md: New file for VSX support.
1729 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1730 identifing values with just the most significant bit set.
1731 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1732 vectorized builtins.
1734 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1735 (UNSPEC_VRFIM): Delete.
1736 (splitter for loading up vector with most significant bit): New
1737 splitter for vectorizing copysign.
1738 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1739 vectorizing simple math functions.
1740 (altivec_vrfip): Add support for vectorizing simple math functions.
1741 (altivec_vrfim): Ditto.
1742 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1744 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1745 (power7.md, vsx.md): Include for power7 support.
1746 (copysigndf3): Use VSX instructions if -mvsx.
1747 (negdf2_fpr): Ditto.
1748 (absdf2_fpr): Ditto.
1749 (nabsdf2_fpr): Ditto.
1750 (adddf3_fpr): Ditto.
1751 (subdf3_fpr): Ditto.
1752 (muldf3_fpr): Ditto.
1753 (divdf3_fpr): Ditto.
1754 (fix_truncdfdi2_fpr): Ditto.
1755 (cmpdf_internal1): Ditto.
1756 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1757 (btruncdf2, btruncdf2_fpr): Ditto.
1758 (ceildf2, ceildf2_fpr): Ditto.
1759 (floordf2, floordf2_fpr): Ditto.
1760 (floatdidf2, floatdidf2_fpr): Ditto.
1761 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1762 (fmsubdf4_fpr): Ditto.
1763 (fnmadddf4_fpr_1): Ditto.
1764 (fnmadddf4_fpr_2): Ditto.
1765 (fnmsubdf4_fpr_1): Ditto.
1766 (fnmsubdf4_fpr_2): Ditto.
1767 (fixuns_truncdfdi2): Add expander for VSX support.
1768 (fix_truncdfdi2): Ditto.
1769 (fix_truncdfsi2): Ditto.
1771 (btruncsf2): Whitespace.
1772 (movdf_hardfloat32): Add support for VSX registers.
1773 (movdf_softfloat32): Ditto.
1774 (movdf_hardfloat64): Ditto.
1775 (movdf_hardfloat64_mfpgpr): Ditto.
1776 (movdf_softfloat64): Ditto.
1777 (movti splitters): Add check for vector registers supporting
1778 TImode in the future.
1779 (bpermd): Add power7 bpermd instruction.
1781 * config/rs6000/altivec.h (vec_div): Define if VSX.
1785 (vec_nearbyint): Ditto.
1788 (all predicates): Use the generic builtin function, and not the V4SF
1789 specific function so that the predicates will work with VSX's V2DF.
1793 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1794 Document new VSX functions and types.
1796 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1799 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1800 "wa", and "j" constraints. Modify "v" to talk about Altivec
1801 instead of just vector.
1803 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1806 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1807 location for phi arguments.
1808 (rewrite_update_phi_arguments): Find locations for reaching defs.
1809 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1810 Add location to add_phi_arg calls.
1811 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1812 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1813 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1814 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1815 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1816 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1817 * tree-phinodes.c (make_phi_node): Initialize location.
1818 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1819 (add_phi_arg): Add location parameter.
1820 (remove_phi_arg_num): Move location when moving phi argument.
1821 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1823 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1824 slpeel_update_phi_nodes_for_guard1,
1825 slpeel_update_phi_nodes_for_guard2,
1826 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1827 vect_loop_versioning): Set locations.
1828 * tree-parloops.c (create_phi_for_local_result,
1829 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1830 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1831 * tree-vect-loop.c (get_initial_def_for_induction,
1832 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1834 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1835 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1836 (gimple_phi_arg_set_location): New. Set locus.
1837 (gimple_phi_arg_has_location): New. Check for locus.
1838 (redirect_edge_var_map_location): New. Return locus from var_map.
1839 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1840 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1841 combining PHI arguments.
1842 (cond_store_replacement): Set location.
1843 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1844 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1845 scop_add_exit_phis_edge): Add locations.
1846 * tree-cfgcleanup.c (remove_forwarder_block,
1847 remove_forwarder_block_with_phi): Add locations.
1848 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1849 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1851 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1852 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1853 flush_pending_stmts): Add source location.
1854 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1855 stack to preserve locations.
1856 * tree-vect-stmts.c (vectorizable_load): Add location.
1857 * tree-inline.c (copy_phis_for_bb): Copy locus.
1858 (setup_one_parameter): Add call locus to inlined parameter stmts.
1859 (initialize_inlined_parameters): Pass in call location as parameter
1861 (tree_function_versioning): Pass location to setup_one_parameter.
1862 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1863 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1864 copy and edge lists.
1865 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1866 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1867 locus parameter and override the stmt default if provided.
1868 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1869 elim_graph_add_edge, elim_graph_remove_succ_edge,
1870 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1871 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1872 eliminate_phi): Add locus info in elimination graph for each edge and
1874 (insert_backedge_copies): Copy locus if present.
1875 * tree-flow.h (struct _edge_var_map): Add locus field.
1876 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1877 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1878 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1880 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1882 2009-07-30 Martin Jambor <mjambor@suse.cz>
1884 PR tree-optimization/40570
1885 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1888 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1890 * ssa-loop-manip.c: Include langhooks.h.
1891 (rewrite_phi_with_iv): New.
1892 (rewrite_all_phi_nodes_with_iv): New.
1893 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1894 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1895 * tree-parloops.c (loop_parallel_p): Move out all conditions
1896 except dependency check.
1897 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1898 (gen_parallel_loop): Call canonicalize_loop_ivs without
1899 reduction_list argument.
1900 (build_new_reduction): New.
1901 (gather_scalar_reductions): New.
1902 (try_get_loop_niter): New.
1903 (try_create_reduction_list): New.
1904 (parallleize_loops): Change the parallel conditions check.
1905 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1906 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1908 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1910 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1912 * doc/options.texi (Option properties): Mention new quoting syntax.
1914 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1916 * config/alpha/alpha.c (alpha_start_function):
1917 Handle VMS_DEBUG_MAIN_POINTER
1918 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1919 * doc/invoke.texi: Document -mdebug-main switch.
1921 2009-07-29 Richard Henderson <rth@redhat.com>
1923 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1924 (cgraph_create_edge_including_clones): Likewise.
1925 * tree-inline.c (copy_bb): Operate on the correct edges
1926 when updating the callgraph.
1928 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1930 * config/alpha/vms-cc.c: Deleted.
1931 * config/alpha/vms-ld.c: Deleted.
1932 * config/alpha/t-vms64: Moved to config/vms
1933 * config/alpha/vms-crt0-64.c: Moved to config/vms
1934 * config/alpha/vms-crt0.c: Moved to config/vms
1935 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1936 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1937 * config/alpha/xm-vms.h: Moved to config/vms
1938 * config/alpha/x-vms: Moved to config/vms
1939 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1941 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1942 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1944 * config/vms/t-vms64: Moved here from config/alpha
1945 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1946 (argc,argv,envp): Enforce 32bit malloc'ing.
1947 * config/vms/vms-psxcrt0-64.c: Likewise.
1948 * config/vms/vms-crt0.c: Moved here from config/alpha.
1949 * config/vms/vms-psxcrt0.c: Likewise.
1950 * config/vms/vms-crtl-64.h: New file.
1951 * config/vms/vms-crtl.h: New file.
1952 * config/vms/vms.opt: New file.
1953 * config/vms/xm-vms64.h: New file.
1954 * config/vms/xm-vms.h: Moved here from config/alpha.
1955 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1957 * config/vms/x-vms: Moved here from config/alpha.
1958 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1959 (vms-ld.o, vms-cc.o): Removed.
1960 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1962 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1964 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1965 correct stack (obvious VMS fix).
1967 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1969 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1970 date, version info if VMS_DEBUGGING_INFO defined.
1971 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1972 size, date calculating code moved here.
1974 2009-07-29 Paul Brook <paul@codesourcery.com>
1976 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1979 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1982 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1983 to DImode when generating insq_le insn.
1985 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1987 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1988 New macro set for VMS_DEBUGGGING_INFO.
1989 (AT_string_form): Use it.
1991 2009-07-28 DJ Delorie <dj@redhat.com>
1993 * config/mep/mep.c (vtext_section): New.
1994 (vftext_section): New.
1995 (ftext_section): New.
1996 (mep_select_section): Add support for functions.
1997 (mep_unique_section): Likewise.
1998 (mep_asm_init_sections): Likewise.
1999 (mep_encode_section_info): Remove it from here.
2001 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2003 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2005 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2006 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2008 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2010 * dwarf2out.c (output_file_names): Test new macro
2011 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2012 (add_comp_dir_attribute): Likewise.
2014 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2016 * config/i386/mingw-w64.h (LINK_SPEC): Add
2017 separating space between commands.
2019 2009-07-28 Jan Hubicka <jh@suse.cz>
2021 PR tree-optimization/40759
2022 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2025 2009-07-27 DJ Delorie <dj@redhat.com>
2027 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2028 types are dword-aligned.
2029 (mep_expand_va_start): Likewise.
2031 2009-07-27 Olivier Hainque <hainque@adacore.com>
2032 Douglas B Rupp <rupp@gnat.com>
2034 * convert.c (convert_to_pointer): Don't assume the target
2035 pointer type is POINTER_SIZE long. Fetch its precision instead.
2037 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2039 * system.h (fopen): Undefine if macro.
2041 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2043 * dwarf2out.c (output_cfi_p): Removed.
2044 (output_cfis): New function.
2045 (output_fde): New function, split from output_call_frame_info.
2046 (output_call_frame_info): Use it.
2047 (dwarf2out_switch_text_section): Use output_cfis.
2049 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2051 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2052 TARGET_BI_ARCH is specified without enabling SJLJ.
2053 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2054 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2056 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2058 * arm.md (negdi2): Use DImode if forcing a value into a register.
2060 2009-07-26 Ira Rosen <irar@il.ibm.com>
2062 PR tree-optimization/40801
2063 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2064 of vector operand from the previous copy of vector statement.
2065 Pass the correct definition type value to
2066 vect_get_vec_def_for_stmt_copy().
2068 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2070 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2071 const char ** conversion.
2073 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2075 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2076 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2077 (gcc_unreachable): Invoke __builtin_unreachable() if
2078 !ENABLE_ASSERT_CHECKING.
2080 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2082 PR rtl-optimization/40445
2083 * emit-rtl.c (next_nonnote_insn_bb): New function.
2084 * rtl.h (next_nonnote_insn_bb): Declare new function.
2085 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2086 with no successors that is the successor of the ENTRY_BLOCK.
2087 Continue from the top after removing an empty fallthrough block.
2088 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2089 of next_nonnote_insn.
2091 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2093 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2095 2009-07-25 Martin Jambor <mjambor@suse.cz>
2097 * c-common.c (c_common_attribute_table): New element for noclone.
2098 (handle_noclone_attribute): New function. Forward-declare.
2099 * tree-inline.c (tree_versionable_function_p): Check for noclone
2101 * doc/extend.texi (Labels as Values): Document need for noclone.
2102 (Function Attributes): Document noclone attribute.
2104 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2106 PR rtl-optimization/34999
2107 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2108 and dw_fde_switched_cold_to_hot fields.
2109 (output_cfi_p): New function.
2110 (output_call_frame_info): If fde->dw_fde_switched_sections,
2111 output 2 FDEs instead of one with corrupted header.
2112 (dwarf2out_do_cfi_startproc): New function.
2113 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2114 and fde->dw_fde_switched_cold_to_hot.
2115 (dwarf2out_switch_text_section): Compute
2116 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2117 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2118 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2119 Otherwise, compute fde->dw_fde_switch_cfi.
2121 2009-07-24 Cary Coutant <ccoutant@google.com>
2123 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2125 2009-07-24 Cary Coutant <ccoutant@google.com>
2127 * cfghooks.c (split_block): Copy discriminator to new block.
2128 * tree-cfg.c (assign_discriminator): Check location of last
2129 instruction in block as well as first.
2131 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/linux.c: Use fputs or putc instead of fprintf
2135 * config/i386/gas.h: Ditto.
2136 * config/i386/x86-64.h: Ditto.
2137 * config/i386/att.h: Ditto.
2139 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2141 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2144 2009-07-24 Martin Jambor <mjambor@suse.cz>
2146 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2147 (ipa_push_func_to_list_1): Declare.
2148 (ipa_push_func_to_list): New function.
2150 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2151 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2152 (ipa_push_func_to_list): Removed.
2153 (ipa_pop_func_from_list): Clear node_enqueued flag.
2155 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2157 * config/s390/s390.c (override_options): Default
2158 max-unrolled-insns to 100 for z10 tuning.
2160 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2162 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2163 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2164 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2165 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2166 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2167 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2168 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2170 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2172 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2173 use default set in mingw32.h header.
2174 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2175 64-bit /mingw/include path.
2176 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2179 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2181 PR rtl-optimization/40209
2182 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2184 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2187 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2188 with the rest of string where appropriate. Use fputs or putc
2189 instead of fprintf where appropriate.
2191 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2192 Pat Haugen <pthaugen@us.ibm.com>
2193 Revital Eres <ERES@il.ibm.com>
2195 * config/rs6000/vector.md: New file. Move most of the vector
2196 expander support here from altivec.md to allow for the VSX vector
2197 unit in the future. Add support for secondary_reload patterns.
2198 Rewrite the patterns for vector comparison, and vector comparison
2199 predicate instructions so that the RTL expresses the desired
2200 behavior, instead of using unspec.
2202 * config/rs6000/constraints.md ("f" constraint): Use
2203 rs6000_constraints to hold the precalculated register class.
2204 ("d" constraint): Ditto.
2205 ("wd" constraint): New constraint for VSX.
2206 ("wf" constraint): Ditto.
2207 ("ws" constraint): Ditto.
2208 ("wa" constraint): Ditto.
2209 ("wZ" constraint): Ditto.
2210 ("j" constraint): Ditto.
2212 * config/rs6000/predicates.md (vsx_register_operand): New
2214 (vfloat_operand): New predicate for vector.md.
2215 (vint_operand): Ditto.
2216 (vlogical_operand): Ditto.
2217 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2218 (easy_vector_constant): Add VSX support.
2219 (altivec_indexed_or_indirect_operand): New predicate for
2220 recognizing Altivec style memory references with AND -16.
2222 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2223 for vector secondary reload support.
2224 (rs6000_vector_reg_class): Delete, replacing it with
2226 (rs6000_vsx_reg_class): Ditto.
2227 (rs6000_constraints): New array to hold the register classes of
2228 each of the register constraints that can vary at runtime.
2229 (builtin_mode_to_type): New static array for builtin function type
2231 (builtin_hash_table): New static hash table for builtin function
2233 (TARGET_SECONDARY_RELOAD): Define target hook.
2234 (TARGET_IRA_COVER_CLASSES): Ditto.
2235 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2236 registers are 128 bits if VSX memory reference instructions are used.
2237 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2239 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2240 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2241 Print several of the scheduling related parameters.
2242 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2243 rs6000_constraints instead of rs6000_vector_reg_class. Move
2244 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2245 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2246 Altivec. Add VSX support. Setup for secondary reload support on
2247 Altivec/VSX registers.
2248 (rs6000_override_options): Make power7 set the scheduling groups
2249 like the power5. Add support for new debug switches to override
2250 the scheduling defaults. Temporarily disable -mcpu=power7 from
2251 setting -mvsx. Add support for debug switches -malways-hint,
2252 -msched-groups, and -malign-branch-targets.
2253 (rs6000_buitlin_conversion): Add support for returning unsigned
2254 vector conversion functions to fix regressions due to stricter
2256 (rs6000_builtin_mul_widen_even): Ditto.
2257 (rs6000_builtin_mul_widen_odd): Ditto.
2258 (rs6000_builtin_vec_perm): Ditto.
2259 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2260 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2262 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2264 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2265 VSX types for bit operations. Changes to accomidate vector.md.
2266 (bdesc_2arg): Ditto.
2267 (bdesc_1arg): Ditto.
2268 (struct builtin_description_predicates): Rewrite predicate
2269 handling so that RTL describes the operation, instead of passing
2270 the instruction to be used as a string argument.
2271 (bdesc_altivec_preds): Ditto.
2272 (altivec_expand_predicate_builtin): Ditto.
2273 (altivec_expand_builtin): Ditto.
2274 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2275 statement for vsldoi support.
2276 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2277 (altivec_expand_st_builtin): Ditto.
2278 (paired_expand_builtin): Whitespace changes.
2279 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2280 builtin_mode_to_type table for secondary reload. Call
2281 builtin_function_type to build random builtin functions.
2282 (altivec_init_builtins): Change to use builtin_function_type to
2283 create builtin function types dynamically as we need them.
2284 (builtin_hash_function): New support for hashing the tree types
2285 for builtin function as we need it, rather than trying to build
2286 all of the trees that we need. Add initial preliminary VSX support.
2287 (builtin_function_type): Ditto.
2288 (builtin_function_eq): Ditto.
2289 (builtin_hash_struct): Ditto.
2290 (rs6000_init_builtins): Ditto.
2291 (rs6000_common_init_builtins): Ditto.
2292 (altivec_init_builtins): Ditto.
2293 (rs6000_common_init_builtins): Ditto.
2294 (enum reload_reg_type): New enum for simplifing reg classes.
2295 (rs6000_reload_register_type): Simplify register classes into GPR,
2296 Vector, and other registers. Altivec and VSX addresses in reload.
2297 (rs6000_secondary_reload_inner): Ditto.
2298 (rs6000_ira_cover_classes): New target hook, that returns the
2299 appropriate cover classes, based on -mvsx being used or not.
2300 (rs6000_secondary_reload_class): Add VSX support.
2301 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2302 (get_vsel_insn): Ditto.
2303 (rs6000_emit_vector_compare): Rewrite vector conditional support
2304 so that where we can, we use RTL operators, instead of blindly use
2306 (rs6000_emit_vector_select): Ditto.
2307 (rs6000_emit_vector_cond_expr): Ditto.
2308 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2309 (create_TOC_reference): Add -mdebug=addr support.
2310 (emit_frame_save): VSX loads/stores need register indexed addressing.
2312 * config/rs6000/rs6000.md: Include vector.md.
2314 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2317 support for V2DI, V2DF in logical, permute, select operations.
2319 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2320 switch for vsx/power7.
2321 (-mvsx-scalar-memory): Ditto.
2322 (-mvsx-align-128): Ditto.
2323 (-mallow-movmisalign): Ditto.
2324 (-mallow-df-permute): Ditto.
2325 (-msched-groups): Ditto.
2326 (-malways-hint): Ditto.
2327 (-malign-branch-targets): Ditto.
2329 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2331 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2332 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2333 (rs6000_vector_reg_class): Delete.
2334 (rs6000_vsx_reg_class): Ditto.
2335 (enum rs6000_reg_class_enum): New enum for the constraints that
2336 vary based on target switches.
2337 (rs6000_constraints): New array to hold the register class for all
2338 of the register constraints that vary based on the switches used.
2339 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2340 (enum rs6000_builtins): Add unsigned varients for the builtin
2341 declarations returned by target hooks for expanding multiplies,
2342 select, and permute operations. Add VSX builtins.
2343 (enum rs6000_builtin_type_index): Add entries for VSX.
2344 (V2DI_type_node): Ditto.
2345 (V2DF_type_node): Ditto.
2346 (unsigned_V2DI_type_node): Ditto.
2347 (bool_long_type_node): Ditto.
2348 (intDI_type_internal_node): Ditto.
2349 (uintDI_type_internal_node): Ditto.
2350 (double_type_internal_node): Ditto.
2352 * config/rs6000/altivec.md (whole file): Move all expanders to
2353 vector.md from altivec.md. Rename insn matching functions to be
2355 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2356 (altivec_vcmp*): Ditto.
2357 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2358 (VM): New iterator for moves that includes the VSX types.
2359 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2360 (altivec_vperm_<mode>_uns): New, for unsigned types.
2361 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2362 (altivec_eq<mode>): Ditto.
2363 (altivec_gt<mode>): Ditto.
2364 (altivec_gtu<mode>): Ditto.
2365 (altivec_eqv4sf): Ditto.
2366 (altivec_gev4sf): Ditto.
2367 (altivec_gtv4sf): Ditto.
2368 (altivec_vcmpbfp_p): Ditto.
2370 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2372 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2375 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2379 ASM_SHORT instead of .word.
2380 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2381 instead of .word in asm template.
2383 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2386 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2387 (process_bb_node_lives): Use it.
2389 * ira.c (setup_cover_and_important_classes): Don't setup
2390 ira_important_class_nums. Add cover classes to the end of
2392 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2394 (find_reg_class_closure): Use reorder_important_classes.
2396 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2398 * config/i386/i386.c (i386_ira_cover_classes): New function.
2399 (TARGET_IRA_COVER_CLASSES): Redefine.
2401 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2402 importance of order of cover classes in the array.
2404 2009-07-22 Diego Novillo <dnovillo@google.com>
2406 * tree-pass.h (TDF_EH): Define.
2407 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2408 contains TDF_EH, print the EH region number holding GS.
2409 * tree-dump.c (dump_options): Add "eh".
2410 * doc/invoke.texi: Document it.
2412 2009-07-22 Doug Kwan <dougkwan@google.com>
2414 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2416 2009-07-22 Michael Matz <matz@suse.de>
2418 PR tree-optimization/35229
2419 PR tree-optimization/39300
2421 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2422 (inhibit_phi_insertion): New function.
2423 (insert_into_preds_of_block): Call it for REFERENCEs.
2424 (init_pre): Initialize and finalize scalar evolutions.
2425 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2427 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2430 Use CONST_VECTOR_NUNITS to determine number of elements.
2432 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2434 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2435 (U, W): Constraints are now deprecated and will be removed if we
2437 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2439 ("prefetch"): Add the stcmh instruction for prefetching.
2440 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2442 (s390_short_displacement): Return always true if compiling for
2443 machines not providing the long displacement facility.
2444 (s390_mem_constraint): Support the new constraint letter Z.
2445 (s390_check_qrst_address): New function.
2447 2009-07-21 DJ Delorie <dj@redhat.com>
2449 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2452 2009-07-21 Jason Merrill <jason@redhat.com>
2454 * c-common.c (max_tinst_depth): Increase default to 1024.
2456 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2459 (vec_unpacku_float_lo_v4si): Ditto.
2461 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2465 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2466 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2467 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2469 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2471 PR tree-optimization/40813
2472 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2475 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2477 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2478 with a NOP_EXPR if needed.
2480 2009-07-21 Paul Brook <paul@codesourcery.com>
2482 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2483 Terminate debug dump with newline.
2485 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2487 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2488 Cast "1" to unsigned HOST_WIDE_INT.
2489 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2490 deposit length to the maximum length - lsb. Extend length if
2491 HOST_BITS_PER_WIDE_INT is 32.
2493 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2495 * cgraph.h (constant_pool_htab): New function.
2496 (constant_descriptor_tree): Move from varasm.c.
2497 * varasm.c (constant_pool_htab): New function.
2498 (constant_descriptor_tree): Move to cgraph.h.
2500 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2502 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2504 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2506 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2509 2009-07-20 Xinliang David Li <davidxl@google.com>
2511 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2513 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2515 * config/mips/mips.md (move_type): Add arith.
2516 (type): Handle arith.
2517 (zero_extendsidi2): Rename this into ...
2518 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2519 (zero_extendsidi2): New expander.
2520 (*zero_extendsidi2_dext): New pattern.
2522 2009-07-20 Nick Clifton <nickc@redhat.com>
2524 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2525 to set MIPS_ABI_DEFAULT.
2526 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2528 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2530 * tree-object-size.c (addr_object_size): Handle unions with
2531 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2533 PR tree-optimization/40792
2534 * tree.c (build_function_type_skip_args): Remove bogus assert.
2536 2009-07-20 Jan Hubicka <jh@suse.cz>
2537 Martin Jambor <mjambor@suse.cz>
2539 * cgraph.h (combined_args_to_skip): New field.
2540 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2541 combined_args_to_skip and args_to_skip.
2542 * tree-inline.c (update_clone_info): New function.
2543 (tree_function_versioning): Call update_clone_info.
2544 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2546 (cgraph_materialize_all_clones): More extensive dumping, working
2547 with combined_args_to_skip rather than args_to_skip.
2549 2009-07-20 Ira Rosen <irar@il.ibm.com>
2551 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2552 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2553 (get_initial_def_for_reduction): Likewise.
2554 (vectorizable_reduction): Skip the check of first operand in case
2555 of COND_EXPR. Add check that it is outer loop vectorization if
2556 nested cycle was detected. Call vectorizable_condition() for
2557 COND_EXPR. If reduction epilogue cannot be created do not fail for
2558 nested cycles (if it is not double reduction). Assert that there
2559 is only one type in the loop in case of COND_EXPR. Call
2560 vectorizable_condition() to vectorize COND_EXPR.
2561 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2562 Add parameters. Allow nested cycles if called from
2563 vectorizable_reduction(). Use reduction vector variable if provided.
2564 (vect_analyze_stmt): Call vectorizable_reduction() before
2565 vectorizable_condition().
2566 (vect_transform_stmt): Update call to vectorizable_condition().
2568 2009-07-20 Christian Bruel <christian.bruel@st.com>
2570 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2571 * doc/invoke.texi (-mfmovd): Likewise.
2572 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2574 2009-07-20 Jan Hubicka <jh@suse.cz>
2576 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2577 when handling SSA name.
2579 2009-07-19 Jan Hubicka <jh@suse.cz>
2581 PR tree-optimization/40676
2582 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2583 virtual PHIs in empty BBs.
2585 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2587 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2588 re-expanded the compound use gen_lowpart instead to convert to the
2591 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2593 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2594 OUTER_CONST arguments.
2595 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2596 the new wider mode will be masked off.
2597 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2599 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2601 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2602 high-order bits are zero.
2604 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2606 * combine.c (simplify_shift_const_1): Split code to determine
2608 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2609 new bits shifted in are identical to the old sign bit.
2611 2009-07-18 Richard Guenther <rguenther@suse.de>
2614 * gimplify.c (gimplify_call_expr): Reject code using results from
2615 functions returning void.
2617 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2619 * doc/md.texi: Document the new PowerPC "es" constraint.
2620 Document that "m" can include automodified addresses on this target,
2621 and explain how %U must be used. Extend the "Q" and "Z" documentation
2622 to suggest "es" as well as "m".
2623 * config/rs6000/constraints.md (es): New memory constraint.
2624 (Q, Z): Update strings to match new documentation.
2626 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2628 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2629 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2630 * config/rs6000/predicates.md (volatile_mem_operand): Use
2631 offsettable_nonstrict_memref_p.
2632 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2633 (*floatunssidf2_internal): Likewise.
2634 (*fix_truncdfsi2_internal): Likewise.
2635 (*fix_trunctfsi2_internal): Likewise.
2637 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2639 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2641 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2643 2009-07-17 Richard Guenther <rguenther@suse.de>
2646 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2647 (pass_warn_unused_result): Likewise.
2648 (TODO_set_props): Remove.
2649 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2651 (pass_diagnose_omp_blocks): Define.
2652 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2653 (c_gimple_diagnostics_recursively): Remove.
2654 (finish_function): Do not call it.
2655 (c_write_global_declarations): Continue after errors.
2656 Finalize the CU here.
2657 * c-gimplify.c (c_genericize): Do not gimplify here.
2658 * c-common.c (c_warn_unused_result): Move ...
2659 * tree-cfg.c (do_warn_unused_result): ... here.
2660 (run_warn_unused_result): New function.
2661 (gate_warn_unused_result): New function.
2662 (pass_warn_unused_result): New pass.
2663 * c-common.h (c_warn_unused_result): Remove.
2664 * flags.h (flag_warn_unused_result): Declare.
2665 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2666 * opts.c (flag_warn_unused_result): Initialize to false.
2667 * toplev.c (compile_file): Add comment.
2668 * omp-low.c (create_omp_child_function): Do not register
2669 the function with the frontend.
2670 (diagnose_omp_structured_block_errors): Prepare to be
2671 called as optimization pass.
2672 (gate_diagnose_omp_blocks): New function.
2673 (pass_diagnose_omp_blocks): New pass.
2674 * cgraph.h (cgraph_optimize): Remove.
2675 (cgraph_analyze_function): Likewise.
2676 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2677 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2678 before their parents here.
2679 (cgraph_finalize_function): Not here.
2680 (cgraph_analyze_function): Gimplify functions here.
2681 (cgraph_finalize_compilation_unit): Continue after errors.
2682 Optimize the callgraph from here.
2683 (cgraph_optimize): Make static.
2684 * langhooks.c (write_global_declarations): Finalize the CU.
2685 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2686 (gimplify_function_tree): Assert we gimplify only once.
2687 Set PROP_gimple_any property.
2688 * tree-nested.c (gimplify_all_functions): New function.
2689 (lower_nested_functions): Gimplify all nested functions.
2690 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2691 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2692 and pass_diagnose_omp_blocks after gimplification. Do not
2693 set TODO_set_props on all_lowering_passes.
2694 (execute_one_pass): Do not handle TODO_set_props.
2695 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2696 (gimplify.o): Add tree-pass.h dependency.
2697 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2698 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2699 (unsave_r): Likewise.
2700 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2703 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2705 * doc/service.texi (Service): Restore previously removed link,
2706 which isn't broken after all.
2708 2009-07-17 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/40321
2711 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2712 PHI nodes to the maximal set.
2713 (make_values_for_phi): Add PHI arguments to the maximal set.
2714 (execute_pre): Dump PHI_GEN and the maximal set.
2716 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2719 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2722 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2724 * doc/extend.texi (Nested Functions): Replace broken link with
2726 * doc/service.texi (Service): Remove broken link.
2728 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2731 * builtins.c (expand_builtin_memcmp): Use loc instead of
2732 EXPR_LOCATION (exp).
2733 (expand_builtin_strncmp): Likewise.
2735 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2736 Manuel López-Ibáñez <manu@gcc.gnu.org>
2739 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2740 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2741 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2742 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2743 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2744 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2745 tree-inline.c, c-common.c, c-common.h, gimple.c,
2746 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2747 convert.c: Add location argument to fold_{unary,binary,ternary},
2748 fold_build[123], build_call_expr, build_size_arg,
2749 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2750 fold_build1_initializer, fold_build2_initializer,
2751 fold_build3_initializer, fold_build_call_array,
2752 fold_build_call_array_initializer, fold_single_bit_test,
2753 omit_one_operand, omit_two_operands, invert_truthvalue,
2754 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2755 combine_comparisons, fold_builtin_*, fold_call_expr,
2756 build_range_check, maybe_fold_offset_to_address, round_up,
2759 2009-07-16 Jason Merrill <jason@redhat.com>
2762 * c-common.c (c_common_reswords): Add __is_standard_layout
2764 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2765 * doc/implement-cxx.texi: New.
2766 * doc/gcc.texi: Include it.
2768 2009-07-16 DJ Delorie <dj@redhat.com>
2770 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2771 compares that may be indirectly affected by previous instructions.
2773 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2775 * builtins.c (do_mpc_arg2): New.
2776 (fold_builtin_2): Fold builtin cpow.
2777 * real.h (HAVE_mpc_pow): New.
2779 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2781 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2782 comparison to skip unprofitable schedule
2784 2009-07-16 Simon Baldwin <simonb@google.com>
2786 * gcc.c (option_map): New flag -no-canonical-prefixes.
2787 * (display_help): Print help text for new flag.
2788 * (process_command): Move options translation and language specifics
2789 and handle new flag early. Use it to set a function pointer to a
2790 prefix builder. Replace make_relative_prefix calls with calls to
2791 the function pointed to. Ignore new flag in regular options handling.
2792 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2794 2009-07-15 DJ Delorie <dj@redhat.com>
2796 * config/mep/mep.md (sibcall_internal): Change register to avoid
2798 (sibcall_value_internal): Likewise.
2800 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2802 PR rtl-optimization/40710
2803 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2805 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2807 * config/mips/mips.md (*extenddi_truncate<mode>,
2808 *extendsi_truncate<mode>): Change type attribute to move_type
2809 with shift_shift. Split out code handling exts from here ...
2810 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2812 (*extendhi_truncateqi): Change type attribute to move_type with
2813 shift_shift. Split out code handling exts from here ...
2814 (*extendhi_truncateqi_exts): ... to this new pattern.
2816 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2819 instead of "and" with inverted sign bit mask value. Use
2820 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2821 Allocate registers only for operand 4 and operand 5.
2823 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2826 * fold-const.c (fold_cond_expr_with_comparison): When folding
2827 < and <= to MIN, make sure the MIN uses the same type as the
2828 comparison's operands.
2830 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2832 * arm.md (ior_xor): New code iterator.
2833 (split for ior/xor with shift and zero-extend): New split pattern.
2834 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2836 2009-07-15 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2841 2009-07-15 Richard Guenther <rguenther@suse.de>
2844 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2846 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2848 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2849 handle 2.6.30 kernel.
2851 2009-07-15 DJ Delorie <dj@redhat.com>
2853 * config/mep/mep.md (sibcall_internal): Change register to allow
2854 for 24-bit addresses.
2855 (sibcall_value_internal): Likewise.
2857 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2859 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2860 that are enabled/disabled by the flags introduced by a previous patch.
2862 2009-07-14 DJ Delorie <dj@redhat.com>
2864 * config/mep/mep.md (sibcall_internal): Include non-toggling
2866 (sibcall_value_internal): Likewise.
2868 2009-07-14 Taras Glek <tglek@mozilla.com>
2869 Rafael Espindola <espindola@google.com>
2871 * doc/sourcebuild.texi: Document install-plugin target.
2872 * configure.ac: Added install-plugin target to language makefiles.
2873 * configure: Regenerate.
2874 * Makefile.in: (install-plugin): Install more headers,
2875 depend on lang.install-plugin.
2877 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2879 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2882 2009-07-14 DJ Delorie <dj@redhat.com>
2884 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2885 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2886 * config/mep/mep.md (sibcall_internal): Change test from
2887 mep_vliw_mode_match to mep_vliw_jmp_match.
2888 (sibcall_value_internal): Likewise.
2890 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2892 * config/i386/sse.md (copysign<mode>3): New expander.
2893 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2894 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2895 Use ix86_build_const_vector.
2896 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2897 IX86_BUILTIN_CPYSGNPD.
2898 (builtin_description): Add __builtin_ia32_copysignps and
2899 __builtin_ia32_copysignpd.
2900 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2901 and BUILT_IN_COPYSIGNF.
2903 2009-07-13 Jason Merrill <jason@redhat.com>
2905 * builtins.c (can_trust_pointer_alignment): New fn.
2906 (get_pointer_alignment): Factor it out from here.
2907 * tree.h: Declare it.
2909 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2911 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2914 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2918 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2920 2009-07-14 Richard Guenther <rguenther@suse.de>
2921 Andrey Belevantsev <abel@ispras.ru>
2924 * cfgexpand.c (partition_stack_vars): Do not bother to update
2925 alias information when not optimizing.
2927 2009-07-14 Richard Guenther <rguenther@suse.de>
2928 Andrey Belevantsev <abel@ispras.ru>
2930 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2931 (pt_solution_set): Likewise.
2932 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2933 * tree-ssa-structalias.c (pt_solution_set): New function.
2934 * final.c (rest_of_clean_state): Free SSA data structures.
2935 * print-rtl.c (print_decl_name): Remove.
2936 (print_mem_expr): Implement in terms of print_generic_expr.
2937 * alias.c (ao_ref_from_mem): New function.
2938 (rtx_refs_may_alias_p): Likewise.
2939 (true_dependence): Query alias-export info.
2940 (canon_true_dependence): Likewise.
2941 (write_dependence_p): Likewise.
2942 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2944 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2945 (mem_expr_equal_p): Use operand_equal_p.
2946 (set_mem_attributes_minus_bitpos): Do not use
2947 component_ref_for_mem_expr.
2948 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2949 (update_alias_info_with_stack_vars): Likewise.
2950 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2951 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2952 explicitly nor clear stmt operands.
2953 Free the decl-to-pointer map.
2954 * tree-optimize.c (execute_free_datastructures): Do not free
2955 SSA data structures here.
2956 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2957 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2958 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2960 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2962 2009-07-13 DJ Delorie <dj@redhat.com>
2964 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2965 unrolling at the right iteration count.
2967 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2970 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2972 * haifa-sched.c (rank_for_schedule): Introduced flags to
2973 enable/disable individual scheduling heuristics.
2974 * common.opt: Introduced flags to enable/disable individual
2975 heuristics in the scheduler.
2976 * doc/invoke.texi: Introduced flags to enable/disable individual
2977 heuristics in the scheduler.
2979 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2981 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2982 config/i386/mingw-tls.c.
2983 * config/i386/mingw-tls.c: Removed.
2985 2009-07-13 Ira Rosen <irar@il.ibm.com>
2987 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2988 checks access only relevant statements.
2989 (vectorizable_reduction): Likewise.
2991 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2993 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2994 just for 32-bit case.
2996 2009-07-12 Jan Hubicka <jh@suse.cz>
2998 PR tree-optimization/40585
2999 * except.c (expand_resx_expr): When there already is resume
3000 instruction, produce linked list.
3001 (build_post_landing_pads): Assert that resume is empty.
3002 (connect_post_landing_pads): Handle resume lists.
3003 (dump_eh_tree): Dump resume list.
3005 2009-07-12 Ira Rosen <irar@il.ibm.com>
3007 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3008 with additional argument.
3009 * tree-vectorizer.h (enum vect_def_type): Add
3010 vect_double_reduction_def.
3011 (vect_is_simple_reduction): Add argument.
3012 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3014 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3015 vect_is_simple_reduction with additional argument.
3016 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3018 (reduction_code_for_scalar_code): Handle additional codes by
3019 returning ERROR_MARK for them. Fix comment and indentation.
3020 (vect_is_simple_reduction): Fix comment, add argument to specify
3021 double reduction. Detect double reduction.
3022 (get_initial_def_for_induction): Fix indentation.
3023 (get_initial_def_for_reduction): Fix comment and indentation.
3024 Handle double reduction. Create initial definitions that do not
3025 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3026 (vect_create_epilog_for_reduction): Fix comment, add argument to
3027 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3028 epilogue result extraction. Create double reduction phi node and
3029 replace relevant uses.
3030 (vectorizable_reduction): Call vect_is_simple_reduction with
3031 additional argument. Fix indentation. Update epilogue code treatment
3032 according to the changes in reduction_code_for_scalar_code. Check
3033 for double reduction. Call vect_create_epilog_for_reduction with
3034 additional argument.
3035 * tree-vect-stmts.c (process_use): Handle double reduction, update
3037 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3038 (vect_get_vec_def_for_operand): Likewise.
3040 2009-07-12 Danny Smith <dansmister@gmail.com>
3042 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3043 dllexport if !TREE_PUBLIC.
3044 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3046 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3048 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3049 (avr_extra_arch_macro) Remove declatation.
3050 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3051 (avr_extra_arch_macro) Declare as static.
3052 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3054 2009-07-11 Jan Hubicka <jh@suse.cz>
3057 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3059 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3062 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3063 cold_in_std_section bits.
3064 (dwarf2out_begin_prologue): Initialize them.
3065 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3066 if already covered by text_section or cold_text_section range.
3068 PR rtl-optimization/40667
3069 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3070 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3071 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3072 * config/i386/i386.c (ix86_minimum_alignment): New function.
3073 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3074 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3075 * emit-rtl.c (gen_reg_rtx): Likewise.
3076 * function.c (assign_parms): Likewise. If nominal_type needs
3077 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3078 rather than passed_type's alignment.
3081 * function.c (assign_parm_setup_stack): Adjust
3082 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3083 from nominal_mode on big endian.
3085 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3087 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3089 2009-07-10 DJ Delorie <dj@redhat.com>
3091 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3093 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3095 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3097 (thumb2_cbnz): Likewise.
3099 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3102 * config.gcc (supported_defaults): Add synci.
3103 (with_synci): Add validation.
3104 (all_defaults): Add synci.
3105 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3108 * config/mips/mips.opt (msynci): New option.
3109 * config/mips/mips.c (mips_override_options): Warn on use of
3110 -msynci for targets that do now support it.
3111 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3113 * gcc/doc/invoke.texi (-msynci): Document the new option.
3114 * doc/install.texi (--with-synci): Document the new option.
3116 2009-07-10 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/40496
3119 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3120 the PHI result with a compatible type.
3122 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3126 * c.opt (Wunused-result): New.
3127 * doc/invoke.texi: Document it.
3128 * c-common.c (c_warn_unused_result): Use it.
3130 2009-07-09 DJ Delorie <dj@redhat.com>
3132 * targhooks.c (default_target_can_inline_p): Rename from
3133 default_target_option_can_inline_p.
3134 * targhooks.h (default_target_can_inline_p): Likewise.
3135 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3136 TARGET_OPTION_CAN_INLINE_P.
3137 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3138 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3139 (mep_target_can_inline_p): Rename from
3140 mep_target_option_can_inline_p.
3143 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3144 registers used to pass vectors.
3146 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3148 2009-07-09 Tom Tromey <tromey@redhat.com>
3150 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3151 * config/mmix/mmix.c: Include dwarf2.h.
3152 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3153 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3154 * config/sh/sh.c: Include dwarf2.h.
3155 * config/i386/i386.c: Include dwarf2.h.
3156 * Makefile.in (DWARF2_H): Remove 'elf'.
3157 * except.c: Include dwarf2.h.
3158 * unwind-dw2.c: Include dwarf2.h.
3159 * dwarf2out.c: Include dwarf2.h.
3160 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3161 * unwind-dw2-fde.c: Include dwarf2.h.
3162 * dwarf2asm.c: Include dwarf2.h.
3164 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3166 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3167 (max_issue): Use it.
3168 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3170 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3171 (region_sched_info): Update.
3172 * sched-ebb.c (ebb_sched_info): Update.
3173 * modulo-sched.c (sms_sched_info): Update.
3174 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3176 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3178 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3180 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3182 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3184 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3187 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3188 arg1 with arg01 if arg1 is already INTEGER_CST.
3190 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3192 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3193 Transform (and (truncate)) into (truncate (and)).
3195 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3197 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3198 creating LHS paradoxical subregs. Fix surrounding returns to
3199 use NULL_RTX rather than 0.
3201 2009-07-08 DJ Delorie <dj@redhat.com>
3203 * config/mep/mep.c: (mep_option_can_inline_p): New.
3204 (TARGET_OPTION_CAN_INLINE_P): Define.
3206 2009-07-08 Mark Wielaard <mjw@redhat.com>
3209 * dwarf2out.c (add_data_member_location_attribute): When we have
3210 only a constant offset don't emit a new location description using
3211 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3214 2009-07-08 Richard Henderson <rth@redhat.com>
3217 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3218 (enum reg_class): Add CLOBBERED_REGS.
3219 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3220 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3221 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3222 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3223 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3224 force 64-bit sibcalls into R11.
3225 * config/i386/constraints.md (U): New constraint.
3226 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3227 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3228 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3230 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3232 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3234 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3235 * ebitmap.h (dump_ebitmap): Ditto.
3236 * optabs.h (optab_libfunc): Ditto.
3237 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3238 * tree-flow.h (vect_can_force_dr_alignment_p,
3239 get_vectype_for_scalar_type): Ditto.
3240 (vectorize_loops): Move prototype to ...
3241 * tree-vectorizer.h: ... here. Also, adjust comment.
3242 (vect_set_verbosity_level): Remove duplicate prototype.
3243 * tree-ssa-loop.c: Include tree-vectorizer.h.
3244 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3246 2009-07-08 Nick Clifton <nickc@redhat.com>
3248 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3251 2009-07-08 DJ Delorie <dj@redhat.com>
3253 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3254 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3255 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3257 * config/mep/intrinsics.md: Regenerated.
3258 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3259 registers when asm() or calls are detected.
3261 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3264 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3266 * gimple (gimple_build_call_from_tree): Likewise.
3267 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3268 no_warning flag before warning.
3270 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3272 * tree.c (set_expr_locus): Remove.
3273 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3274 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3276 * gimplify.c (internal_get_tmp_var): Likewise.
3277 (gimplify_call_expr): Likewise.
3278 (gimplify_one_sizepos): Likewise.
3280 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3283 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3284 to variables for debugging purposes.
3286 2009-06-23 Mark Loeser <mark@halcy0n.com>
3289 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3291 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3293 * pretty-print.c (pp_base_format): Remove %J.
3294 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3295 gcc_cxxdiag_char_table): Likewise.
3296 (init_dynamic_diag_info): Likewise.
3298 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3300 * pretty-print.c (pp_base_format): Remove %H.
3301 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3302 gcc_cxxdiag_char_table): Likewise.
3303 (init_dynamic_diag_info): Likewise.
3304 * config/mep/mep.c (mep_select_section): Likewise.
3306 2009-07-07 Duncan Sands <baldrick@free.fr>
3308 * final.c (pass_clean_state): Give the pass a name.
3309 * passes.c (pass_rest_of_compilation): Likewise.
3310 * tree-optimize.c (pass_all_optimizations): Likewise.
3312 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3315 an extra 'decl' for error_at.
3317 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3320 * tree-tailcall.c (adjust_return_value_with_ops,
3321 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3322 if it has complex or vector type.
3324 2009-07-07 Olivier Hainque <hainque@adacore.com>
3326 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3329 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3331 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3333 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3335 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3336 * c-decl.c: Likewise.
3337 * function.c: Likewise.
3338 * varasm.c: Likewise.
3339 * tree-ssa.c: Likewise.
3340 * c-common.c: Likewise.
3341 * tree-cfg.c: Likewise.
3342 * config/spu/spu.c: Likewise.
3343 * config/ia64/ia64.c: Likewise.
3344 * config/v850/v850.c: Likewise.
3346 2009-07-06 DJ Delorie <dj@redhat.com>
3348 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3349 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3350 unspecified accesses to control registers.
3351 * config/mep/intrinsics.md: Regenerate.
3352 * config/mep/intrinsics.h: Regenerate.
3353 * config/mep/mep-intrin.h: Regenerate.
3355 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3357 * c-lex.c: Replace %H by an explicit location. Update all calls.
3358 * c-common.c: Likewise.
3359 * c-decl.c: Likewise.
3360 * c-typeck.c: Likewise.
3361 * fold-const.c: Likewise.
3362 * gimplify.c: Likewise.
3364 * tree-cfg.c: Likewise.
3365 * tree-ssa-loop-niter.c: Likewise.
3366 * tree-vrp.c: Likewise.
3367 * value-prof.c: Likewise.
3369 2009-07-06 Diego Novillo <dnovillo@google.com>
3371 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3372 if it has one. Handle cases where VAR does not have an
3373 annotation or cfun is NULL.
3375 2009-07-06 Diego Novillo <dnovillo@google.com>
3377 * tree.c: Include debug.h.
3378 (initialize_tree_contains_struct): New.
3379 (init_ttree): Call it.
3380 (tree_node_structure_for_code): Factor out of ...
3381 (tree_node_structure): ... here.
3382 * treestruct.def (TS_PHI_NODE): Remove.
3383 (TS_GIMPLE_STATEMENT): Remove.
3385 2009-07-06 Diego Novillo <dnovillo@google.com>
3387 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3388 (debug_tree_chain): Handle cycles.
3390 2009-07-06 Nick Clifton <nickc@redhat.com>
3391 DJ Delorie <dj@redhat.com>
3393 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3394 __FMOVD_ENABLED__ is defined.
3396 (TARGET_FMOVD): Provide a default definition.
3397 (MASK_FMOVD): Likewise.
3398 (TARGET_CPU_CPP_BUILTINS): Define
3399 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3400 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3401 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3402 (split for DF load from memory into register): Also handle
3403 MEMs which consist of REG+DISP addressing.
3404 (split for DF store from register to memory): Likewise.
3405 (movsf_ie): Always use single fp_mode.
3406 * config/sh/sh.c (sh_override_options): Do not automatically
3407 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3408 that to the -mfmovd command line switch.
3409 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3410 (fldi_ok): Always allow.
3411 * config/sh/sh.opt (mfmovd): Remove this switch.
3412 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3414 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3415 Kaz Kojima <kkojima@gcc.gnu.org>
3417 PR rtl-optimization/30807
3418 * postreload.c (reload_combine): For every new use of REG_SUM,
3419 record the use of BASE.
3421 2009-07-06 Jan Hubicka <jh@suse.cz>
3423 * params.def: Revert my accidental commit at 2009-06-30.
3425 2009-07-04 Ian Lance Taylor <iant@google.com>
3428 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3430 (mingw_format_attribute_overrides): Likewise.
3432 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3436 don't check cfa.reg. Instead of cfa.indirect use
3437 fde && fde->drap_reg != INVALID_REGNUM test.
3439 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3441 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3443 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3446 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3448 2009-07-03 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/40640
3451 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3454 2009-07-03 Jan Hubicka <jh@suse.cz>
3456 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3457 for size, reduce amount of inlining.
3459 2009-07-03 Richard Guenther <rguenther@suse.de>
3462 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3463 if t +- x is known to not overflow and the conversion widens the
3465 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3467 2009-07-03 Jan Hubicka <jh@suse.cz>
3469 * ipa-pure-const.c (analyze): Update loop optimizer init.
3470 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3471 try_remove_empty_loop, remove_empty_loops): Remove.
3472 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3473 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3474 to mark regular loops as neccesary.
3475 (degenerate_phi_p): New function.
3476 (propagate_necessity, remove_dead_phis): Use it.
3477 (forward_edge_to_pdom): Likewise.
3478 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3479 virtual PHI nodes that became unreachable.
3480 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3481 * tree-flow.h (remove_empty_loops): Remove.
3482 * passes.c (init_optimization_passes): Remove.
3484 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3486 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3487 can_create_pseudo_p.
3488 (*fix_trunc<mode>_i387_1): Ditto.
3489 (*floathi<mode>2_1): Ditto.
3490 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3491 (*fistdi2_1): Ditto.
3492 (*fist<mode>2_1): Ditto.
3493 (frndintxf2_floor): Ditto.
3494 (*fist<mode>2_floor_1): Ditto.
3495 (frndintxf2_ceil): Ditto.
3496 (*fist<mode>2_ceil_1): Ditto.
3497 (frndintxf2_trunc): Ditto.
3498 (frndintxf2_mask_pm): Ditto.
3499 (fxam<mode>2_i387_with_temp): Ditto.
3500 * config/i386/sse.md (mulv16qi3): Ditto.
3501 (*sse2_mulv4si3): Ditto.
3503 (sse4_2_pcmpestr): Ditto.
3504 (sse4_2_pcmpistr): Ditto.
3506 2009-07-03 Jan Hubicka <jh@suse.cz>
3508 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3509 (mark_stmt_necessary): Set it.
3510 (mark_operand_necessary): Set it.
3511 (mark_control_dependent_edges_necessary): Set it.
3512 (mark_virtual_phi_result_for_renaming): New function.
3513 (get_live_post_dom): New function.
3514 (forward_edge_to_pdom): New function.
3515 (remove_dead_stmt): Fix handling of control dependences.
3516 (tree_dce_init): Init new bitmap.
3517 (tree_dce_done): Free it.
3519 2009-07-02 Richard Guenther <rguenther@suse.de>
3522 * tree-ssa-structalias.c (new_var_info): Initialize
3525 2009-07-02 Jan Hubicka <jh@suse.cz>
3527 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3530 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3532 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3533 instead of recomputing it. Adjust calls.
3534 (emit_store_flag): Adjust recursive calls.
3536 2009-07-02 Richard Guenther <rguenther@suse.de>
3538 * tree-ssa-live.c (remove_unused_locals): Do not remove
3540 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3541 of DECL_EXTERNAL for HEAP variables.
3542 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3543 HEAP variables. Do not adjust RESTRICT vars.
3544 (find_what_var_points_to): Nobody cares if something
3547 2009-07-02 Ben Elliston <bje@au.ibm.com>
3549 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3550 pc_low and pc_high declarations to the top of the function.
3552 2009-07-01 DJ Delorie <dj@redhat.com>
3554 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3556 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3557 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3558 unspecified accesses to control registers.
3559 * config/mep/intrinsics.md: Regenerate.
3560 * config/mep/intrinsics.h: Regenerate.
3561 * config/mep/mep-intrin.h: Regenerate.
3563 2009-07-01 Anthony Green <green@moxielogic.com>
3565 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3566 instruction when possible.
3567 (moxie_expand_prologue): Ditto. Also, save an instruction and
3568 some complexity by popping off of $r12 instead of $sp.
3569 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3572 2009-07-01 Richard Henderson <rth@redhat.com>
3575 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3576 contained no insns, reposition note before last insn.
3578 2009-07-01 Richard Henderson <rth@redhat.com>
3581 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3582 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3584 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3587 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3588 darwin9 for printing reg addresses with %y.
3590 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3592 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3593 truncation from operands in binary operations.
3595 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3598 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3599 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3600 subreg of op0 to the original op0.
3602 * expmed.c (store_bit_field_1): Use a temporary as the destination
3603 instead of a paradoxical subreg when we need to truncate the result.
3605 2009-07-01 DJ Delorie <dj@redhat.com>
3607 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3608 names to VLIW variants.
3609 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3610 * config/mep/intrinsics.md: Regenerate.
3611 * config/mep/intrinsics.h: Regenerate.
3612 * config/mep/mep-intrin.h: Regenerate.
3614 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3617 * jump.c (returnjump_p): Revert last patch.
3618 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3620 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3623 * pa.md (casesi32p): Use jump table label to determine the offset
3625 (casesi64p): Likewise.
3627 * pa.c (forward_branch_p): Return bool type. Use instruction
3628 addresses when available. Assert that INSN has a jump label.
3629 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3632 2009-07-01 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/19831
3635 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3636 that only act as barriers do not make any previous stores necessary.
3637 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3638 HEAP variables global, do not add a constraint from nonlocal.
3639 (find_func_aliases): Handle escapes through return statements.
3640 (compute_points_to_sets): Make escaped HEAP variables global.
3642 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3645 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3646 after reducing a DImode cstore to SImode.
3648 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3650 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3651 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3653 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3655 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3656 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3658 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3659 and umod_optab if TARGET_BSD_DIVMOD.
3660 * config/vax/lib1funcs.asm: New file.
3661 * config/vax/t-linux: New file.
3662 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3664 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3667 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3668 to type arguments that have void type.
3671 * dwarf2out.c (gen_formal_parameter_die): Call
3672 equate_decl_number_to_die if node is different from origin.
3674 2009-06-30 Anthony Green <green@moxielogic.com>
3676 Clean up moxie port for --enable-build-with-cxx.
3677 * config/moxie/moxie.c (moxie_function_value): First two
3678 parameters are const_tree, not tree.
3679 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3680 (REG_CLASS_NAMES): Ditto.
3681 (REGNO_REG_CLASS): Ditto.
3682 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3683 (moxie_function_value): Fix constyness of arguments.
3685 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3687 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3688 finalize_size_functions before further processing.
3689 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3690 (variable_size): Call self_referential_size on size expressions
3691 that contain a PLACEHOLDER_EXPR.
3692 (size_functions): New static variable.
3693 (copy_self_referential_tree_r): New static function.
3694 (self_referential_size): Likewise.
3695 (finalize_size_functions): New global function.
3696 * tree.c: Include tree-inline.h.
3697 (push_without_duplicates): New static function.
3698 (find_placeholder_in_expr): New global function.
3699 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3701 <tcc_expression>: Likewise.
3702 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3703 the call in the expression.
3704 * tree.h (finalize_size_functions): Declare.
3705 (find_placeholder_in_expr): Likewise.
3706 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3707 (substitute_placeholder_in_expr): Update comment.
3708 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3710 (copy_tree_body_r): Likewise.
3711 (copy_tree_body): New static function.
3712 (maybe_inline_call_in_expr): New global function.
3713 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3714 (maybe_inline_call_in_expr): Declare.
3715 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3716 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3719 2009-06-30 Richard Guenther <rguenther@suse.de>
3721 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3723 (propagate_necessity): Do not mark reaching defs of stores
3726 2009-06-30 Jan Hubicka <jh@suse.cz>
3728 * cfgloopanal.c (check_irred): Move into ...
3729 (mark_irreducible_loops): ... here; return true if ireducible
3731 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3732 (analyze_function): Try to prove loop finiteness.
3733 * cfgloop.h (mark_irreducible_loops): Update prototype.
3734 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3736 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3738 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3740 2009-06-30 Ira Rosen <irar@il.ibm.com>
3742 PR tree-optimization/40542
3743 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3746 2009-06-30 Martin Jambor <mjambor@suse.cz>
3748 PR tree-optimization/40582
3749 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3750 than useless_type_conversion_p.
3751 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3754 2009-06-30 Martin Jambor <mjambor@suse.cz>
3757 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3759 2009-06-30 Richard Guenther <rguenther@suse.de>
3761 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3762 use ao_ref references.
3763 (walk_aliased_vdefs): Likewise.
3764 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3765 * tree-ssa-dce.c (struct ref_data): Remove.
3766 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3767 (mark_aliased_reaching_defs_necessary): Adjust.
3768 (mark_all_reaching_defs_necessary_1): Likewise.
3770 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3773 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3774 (emit_store_flag_1): Extract from emit_store_flag, adjust
3775 calls to (what now is) emit_cstore.
3776 (emit_store_flag): Call emit_store_flag_1 and also use it
3777 for what used to be recursive calls.
3779 2009-06-30 Wei Guozhi <carrot@google.com>
3782 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3783 if the target bb post dominates from bb.
3784 * config/i386/i386.c (memory_address_length): Check existence of base
3785 register before using it.
3787 2009-06-30 Nick Clifton <nickc@redhat.com>
3788 DJ Delorie <dj@redhat.com>
3790 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3791 __FMOVD_ENABLED__ is defined.
3793 (TARGET_FMOVD): Provide a default definition.
3794 (MASK_FMOVD): Likewise.
3795 (TARGET_CPU_CPP_BUILTINS): Define
3796 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3797 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3798 two fmov instructions depending upon whether TARGET_FMOVD is
3800 (split for DF load from memory into register): Also handle
3801 MEMs which consist of REG+DISP addressing.
3802 (split for DF store from register to memory): Likewise.
3803 * config/sh/sh.opt (mfmovd): Remove this switch.
3804 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3805 * config/sh/sh.c (sh_override_options): Do not automatically
3806 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3807 that to the -mfmovd command line switch.
3809 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3811 (fldi_ok): Always allow.
3812 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3814 2009-06-29 DJ Delorie <dj@redhat.com>
3816 * doc/install.texi (mep-x-elf): Correct chip's full name.
3818 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3820 * doc/extend.texi: Fix typo.
3822 2009-06-29 Tom Tromey <tromey@redhat.com>
3825 * Makefile.in (DWARF2_H): New variable.
3827 (dwarf2out.o): Likewise.
3828 (dwarf2asm.o): Likewise.
3829 * config/i386/t-i386: Use DWARF2_H.
3830 * except.c: Include elf/dwarf2.h.
3831 * unwind-dw2.c: Include elf/dwarf2.h.
3832 * dwarf2out.c: Include elf/dwarf2.h.
3833 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3834 <dtprel>: New field.
3835 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3836 (size_of_loc_descr): Likewise.
3837 (output_loc_operands_raw): Likewise.
3838 (output_loc_operands): Handle new dtprel field.
3839 (loc_checksum): Update.
3840 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3841 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3842 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3843 * dwarf2asm.c: Include elf/dwarf2.h.
3844 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3845 * config/mmix/mmix.c: Include elf/dwarf2.h.
3846 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3847 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3848 * config/sh/sh.c: Include elf/dwarf2.h.
3849 * config/i386/i386.c: Include elf/dwarf2.h.
3851 2009-06-29 DJ Delorie <dj@redhat.com>
3853 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3855 * doc/extend.texi: Add MeP attributes and pragmas.
3856 * doc/invoke.text: Add MeP Options.
3857 * doc/contrib.texi: Add MeP contribution.
3858 * doc/md.texi: Add MeP constraints.
3859 * doc/install.texi: Add MeP target.
3861 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3863 * target.h (struct gcc_target): Add frame_pointer_required field.
3864 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3865 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3866 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3868 * reload1.c (update_eliminables): (Ditto.).
3869 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3870 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3871 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3873 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3875 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3876 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3877 (arm_frame_pointer_required): New function.
3879 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3880 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3881 (avr_frame_pointer_required_p): Declare as static.
3882 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3884 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3885 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3886 (bfin_frame_pointer_required): Make as static, change return type
3888 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3890 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3891 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3892 (cris_frame_pointer_required): New function.
3894 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3896 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3897 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3898 (fr30_frame_pointer_required): New function.
3900 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3901 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3902 (frv_frame_pointer_required): Make as static, change return type
3904 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3906 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3907 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3908 (ix86_frame_pointer_required): Make as static, change return type to
3910 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3912 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3913 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3915 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3917 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3919 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3921 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3922 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3923 (mips_frame_pointer_required): Make as static.
3924 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3926 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3927 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3928 (mmix_frame_pointer_required): Mew function.
3930 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3931 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3933 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3935 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3937 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3939 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3940 (CAN_ELIMINATE): Redefine.
3941 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3942 (sparc_frame_pointer_required): New function.
3943 (sparc_can_eliminate): New function.
3944 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3946 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3949 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3950 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3951 (xtensa_frame_pointer_required): Make as static, change return type
3953 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3956 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3958 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3959 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3960 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3961 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3962 (register_callback): Handle PLUGIN_START_UNIT.
3963 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3965 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3967 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3969 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3970 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3972 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3974 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3977 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3979 * doc/extend.texi (Additional Floating Types): __float128 is also
3980 supported on i386 targets.
3982 2009-06-29 Richard Guenther <rguenther@suse.de>
3985 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3987 (pt_solutions_same_restrict_base): Declare.
3988 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3990 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3991 (make_constraint_from, make_copy_constraint): Move earlier.
3992 (make_constraint_from_heapvar): New function.
3993 (make_constraint_from_restrict): Likewise.
3994 (handle_lhs_call): Use it.
3995 (find_func_aliases): Use it to track conversions to restrict
3997 (struct fieldoff): Add only_restrict_pointers flag.
3998 (push_fields_onto_fieldstack): Initialize it.
3999 (create_variable_info_for): Track global restrict qualified pointers.
4000 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4001 Track restrict qualified pointer arguments.
4002 (set_uids_in_ptset): Use varinfo is_global_var flag.
4003 (find_what_var_points_to): Set the vars_contains_restrict flag.
4004 Always create the points-to solution for sets including restrict tags.
4005 (pt_solutions_same_restrict_base): New function.
4006 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4007 qualified pointers use pt_solutions_same_restrict_base as
4008 additional source for disambiguation.
4010 2009-06-29 Richard Guenther <rguenther@suse.de>
4013 * alias.c (find_base_decl): Remove.
4014 (get_deref_alias_set_1): Remove restrict handling.
4015 * c-common.c (c_apply_type_quals_to_decl): Do not set
4016 DECL_POINTER_ALIAS_SET.
4017 * gimplify.c (find_single_pointer_decl_1): Remove.
4018 (find_single_pointer_decl): Likewise.
4019 (internal_get_tmp_var): Remove restrict handling.
4020 (gimple_regimplify_operands): Likewise.
4021 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4022 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4023 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4024 * tree.c (restrict_base_for_decl): Remove.
4025 (init_ttree): Do not allocate it.
4026 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4027 LABEL_DECL_UID for label decls.
4028 (copy_node_stat): Do not copy restrict information.
4029 (decl_restrict_base_lookup): Remove.
4030 (decl_restrict_base_insert): Likewise.
4031 (print_restrict_base_statistics): Likewise.
4032 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4033 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4034 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4035 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4036 (LABEL_DECL_UID): Adjust.
4037 (DECL_BASED_ON_RESTRICT_P): Remove.
4038 (DECL_GET_RESTRICT_BASE): Likewise.
4039 (SET_DECL_RESTRICT_BASE): Likewise.
4040 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4042 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4043 instead of DECL_POINTER_ALIAS_SET.
4044 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4045 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4046 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4048 2009-06-29 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/40579
4051 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4052 the IL to simplify has constants that overflowed.
4054 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4056 PR tree-optimization/40550
4057 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4058 vector_compute_type only when the size of vector_compute_type is
4059 less than the size of type.
4061 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4063 * fold-const.c (contains_label_1): Fix comments.
4064 (contains_label_p): Do not walk trees multiple time.
4066 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4068 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4069 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4070 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4071 ix86_fp_comparison_operator.
4072 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4073 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4074 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4075 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4076 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4077 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4078 (related splits): Change predicate to ix86_fp_comparison_operator.
4079 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4080 instead of ix86_fp_comparison_codes.
4081 (ix86_trivial_fp_comparison_operator,
4082 ix86_fp_comparison_operator): New.
4083 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4084 (ix86_expand_compare): Eliminate last two parameters.
4085 (ix86_fp_jump_nontrivial_p): Kill.
4086 * config/i386/i386.c (put_condition_code): Eliminate call to
4087 ix86_fp_comparison_codes and subsequent assertion.
4088 (ix86_fp_comparison_codes): Eliminate.
4089 (ix86_fp_swap_condition): New.
4090 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4091 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4092 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4093 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4094 and ix86_fp_swap_condition.
4095 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4096 Use ix86_fp_comparison_strategy.
4097 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4098 (ix86_fp_jump_nontrivial_p): Eliminate.
4099 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4100 call to ix86_expand_compare.
4101 (ix86_split_fp_branch, ix86_expand_setcc,
4102 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4103 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4107 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4108 related to jump_clobbers.
4109 * config/arm/arm.md (conds): Remove jump_clob case.
4110 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4111 splits): Change comparison_operator to arm_comparison_operator.
4112 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4115 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4117 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4118 condition for floating point modes.
4119 * expmed.c (emit_store_flag_1): Move here a bigger part
4121 (emit_store_flag): Try swapping the condition for floating point
4123 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4125 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4127 * expr.c (expand_expr_real_1): Just use do_store_flag.
4128 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4129 emit_store_flag_force.
4130 * expmed.c (emit_store_flag_force): Copy here trick
4131 previously in expand_expr_real_1. Try reversing the comparison.
4132 (emit_store_flag_1): Work if target is NULL.
4133 (emit_store_flag): Work if target is NULL, using the result mode
4134 from the comparison. Use split_comparison, restructure final part
4135 to simplify conditionals.
4137 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4139 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4140 * dojump.c (do_jump): Change handling of floating-point
4141 ops to use just do_compare_and_jump.
4142 (split_comparison): New.
4143 (do_compare_rtx_and_jump): Add here logic coming previously
4144 in do_jump, using split_comparison.
4146 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4149 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4151 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4153 * tree-ssa-alias.c: Fix unintentional commit.
4155 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4157 * passes.c (execute_one_pass): Fix unintentional commit.
4159 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4161 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4162 (df_rd_local_compute, df_md_local_compute): Inline them.
4164 (df_md_scratch): New.
4165 (df_md_alloc, df_md_free): Allocate/free it.
4166 (df_md_local_compute): Only include live registers in init.
4167 (df_md_transfer_function): Prune the in-set computed by
4168 the confluence function, and the gen-set too.
4170 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4172 PR rtl-optimization/26854
4173 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4174 * df-problems.c (df_rd_add_problem): Fix comment.
4175 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4176 df_md_simulate_artificial_defs_at_top,
4177 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4178 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4179 df_md_transfer_function, df_md_init, df_md_confluence_0,
4180 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4181 problem_MD, df_md_add_problem): New.
4182 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4183 df_md_get_bb_info): New.
4184 (DF_LAST_PROBLEM_PLUS1): Adjust.
4186 * Makefile.in (fwprop.o): Include domwalk.h.
4187 * fwprop.c: Include domwalk.h.
4188 (reg_defs, reg_defs_stack): New.
4189 (bitmap_only_bit_between): Remove.
4190 (process_defs): New.
4191 (process_uses): Use reg_defs and local_md instead of
4192 bitmap_only_bit_between and local_rd.
4193 (single_def_use_enter_block): New, from build_single_def_use_links.
4194 (single_def_use_leave_block): New.
4195 (build_single_def_use_links): Remove code moved to
4196 single_def_use_enter_block, invoke domwalk.
4197 (use_killed_between): Adjust comment.
4199 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4201 * bitmap.h (bitmap_ior_and_into): New.
4202 * bitmap.c (bitmap_ior_and_into): New.
4204 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4206 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4207 before_dom_children_before_stmts and after_dom_children_after_stmts.
4208 Rename the two remaining callbacks to just before_dom_children and
4209 after_dom_children. Remove other GIMPLE statement walking bits.
4210 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4211 * graphite.c: Do not include domwalk.h.
4212 * tree-into-ssa.c (interesting_blocks): New global.
4213 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4214 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4215 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4216 now that they're not domwalk callbacks.
4217 (rewrite_initialize_block): Rename to...
4218 (rewrite_enter_block): ... this, place after called functions. Test
4219 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4220 (rewrite_finalize_block): Rename to...
4221 (rewrite_leave_block): ... this, place after called functions.
4222 (rewrite_update_init_block): Rename to...
4223 (rewrite_update_enter_block): ... this, place after called functions.
4224 Test interesting_blocks, call rewrite_update_stmt and
4225 rewrite_update_phi_arguments.
4226 (rewrite_update_fini_block): Rename to...
4227 (rewrite_leave_block): ... this, place after called functions.
4228 (rewrite_blocks): Remove last argument, simplify initialization of
4230 (mark_def_sites_initialize_block): Rename to...
4231 (mark_def_sites_block): ... this, call mark_def_sites.
4232 (mark_def_sites_blocks): Remove argument, simplify initialization of
4234 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4235 (update_ssa): Likewise.
4236 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4238 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4239 (dom_opt_initialize_block): Rename to...
4240 (dom_opt_enter_block): ... this, place after called functions. Walk
4241 statements here, inline propagate_to_outgoing_edges.
4242 (dom_opt_finalize_block): Rename to...
4243 (dom_opt_leave_block): ... this, place after called functions.
4244 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4246 (dse_enter_block, dse_record_phi): New.
4247 (dse_record_phis): Delete.
4248 (dse_finalize_block): Rename to...
4249 (dse_leave_block): ... this.
4250 (tree_ssa_dse): Simplify initialization of walk_data.
4251 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4252 Adjust initialization of walk_data.
4253 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4254 * tree-ssa-loop-phiopt.c (get_non_trapping):
4255 Adjust initialization of walk_data.
4256 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4257 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4258 it's not a domwalk callback.
4259 (uncprop_initialize_block): Rename to...
4260 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4261 (dse_finalize_block): Rename to...
4262 (dse_leave_block): ... this.
4263 (tree_ssa_uncprop): Simplify initialization of walk_data.
4264 * Makefile.in: Adjust dependencies.
4266 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4268 * arm.md (casesi): Fix test for Thumb1.
4269 (thumb1_casesi_internal_pic): Likewise.
4270 (thumb1_casesi_dispatch): Likewise.
4272 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4274 * config/arm/arm-cores.def: Added core cortex-m0.
4275 * config/arm/arm-tune.md: Regenerated.
4276 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4278 2009-06-26 DJ Delorie <dj@redhat.com>
4280 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4282 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4283 the scheduler doesn't tag jump insns.
4285 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4287 * c-decl.c (merge_decls): Re-indent.
4289 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4292 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4293 Special-case decimal float constants.
4295 2009-06-26 Richard Henderson <rth@redhat.com>
4297 * function.h (struct function): Add cannot_be_copied_reason,
4298 and cannot_be_copied_set.
4299 * tree-inline.c (has_label_address_in_static_1): Rename from
4300 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4301 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4302 don't set inline_forbidden_reason.
4303 (copy_forbidden): New function, split out of inline_forbidden_p.
4304 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4305 (inline_forbidden_p): Use copy_forbidden.
4306 (tree_versionable_function_p): Likewise.
4307 (inlinable_function_p): Merge into tree_inlinable_function_p.
4308 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4309 * ipa-cp.c (ipcp_versionable_function_p): New function.
4310 (ipcp_cloning_candidate_p): Use it.
4311 (ipcp_node_modifiable_p): Likewise.
4313 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4315 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4316 that is marked not to be inlined. Remove flag_mudflap use.
4317 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4318 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4320 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4323 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4324 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4326 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4328 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4330 (__mingwthr_remove_key_dtor): Likewise.
4332 2009-06-26 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4336 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4339 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4340 try the non-cond_exec path also.
4342 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4345 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4346 (output_cbranch): Use new functions.
4347 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4350 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4351 Pat Haugen <pthaugen@us.ibm.com>
4352 Revital Eres <ERES@il.ibm.com>
4354 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4355 for %c error. Add %x support to print VSX registers as a unified
4356 register set, instead of separate float and altivec registers.
4357 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4358 %y case, and add support for VSX pre-modify addresses.
4359 (output_toc): Add assert for CONST containing an integer constant
4361 (rs6000_adjust_cost): Add POWER7 support.
4362 (insn_must_be_first_in_group): Ditto.
4363 (insn_must_be_last_in_group): Ditto.
4364 (rs6000_emit_popcount): Ditto.
4365 (rs6000_vector_mode_supported_p): Ditto.
4367 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4368 Change some of the functions called by macros to being called
4369 through a pointer, so debug functions can be inserted if
4370 -mdebug=addr or -mdebug=cost.
4371 (rs6000_preferred_reload_class_ptr): Ditto.
4372 (rs6000_secondary_reload_class_ptr): Ditto.
4373 (rs6000_secondary_memory_needed_ptr): Ditto.
4374 (rs6000_cannot_change_mode_class_ptr): Ditto.
4375 (rs6000_secondary_reload_inner): Ditto.
4376 (rs6000_legitimize_reload_address): Ditto.
4377 (rs6000_legitimize_reload_address_ptr): Ditto.
4378 (rs6000_mode_dependent_address): Ditto.
4379 (rs6000_mode_dependent_address_ptr): Ditto.
4381 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4382 function to return true if the mode allows reg + integer
4384 (virtual_stack_registers_memory_p): New function to return true if
4385 the address refers to a virtual stack register.
4386 (rs6000_legitimate_offset_address_p): Move code to say whether a
4387 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4389 (rs6000_legitimate_address_p): Add checks for modes that only can
4390 do reg+reg addressing. Start adding VSX support.
4391 (rs6000_legitimize_reload_address): Ditto.
4392 (rs6000_legitimize_address): Ditto.
4393 (rs6000_debug_legitimate_address_p): New debug functions for
4394 -mdebug=addr and -mdebug=cost.
4395 (rs6000_debug_rtx_costs): Ditto.
4396 (rs6000_debug_address_costs): Ditto.
4397 (rs6000_debug_adjust_cost): Ditto.
4398 (rs6000_debug_legitimize_address): Ditto.
4399 (rs6000_legitimize_reload_address_ptr): Point to call normal
4400 function or debug function. Make functions called via pointer
4402 (rs6000_mode_dependent_address_ptr): Ditto.
4403 (rs6000_secondary_reload_class_ptr): Ditto.
4404 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4405 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4406 into a friendlier error.
4407 (rs6000_init_builtins): Add initial VSX support.
4408 (rs6000_adjust_cost): Fix some spacing issues.
4410 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4411 (REG_CLASS_NAMES): Ditto.
4412 (REG_CLASS_CONTENTS): Ditto.
4413 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4414 pointer, to add -mdebug=addr support.
4415 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4416 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4417 -mdebug=addr support.
4418 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4419 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4420 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4422 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4424 (bswapsi*): Set attribute types for load/store. Add combiner
4425 patterns to eliminate zero extend on 64-bit.
4426 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4427 stdbrx if the hardware supports those instructions.
4429 2009-06-25 Ian Lance Taylor <iant@google.com>
4431 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4432 (Link Options): Document -static-libstdc++.
4434 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4437 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4438 DATA_ALIGNMENT instead.
4440 2009-06-25 Richard Guenther <rguenther@suse.de>
4442 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4443 indirect references against the callused/escaped solutions.
4444 (call_may_clobber_ref_p_1): Likewise.
4446 2009-06-25 Martin Jambor <mjambor@suse.cz>
4448 PR tree-optimization/40493
4449 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4450 (enum unscalarized_data_handling): New type.
4451 (handle_unscalarized_data_in_subtree): Return what has been done.
4452 (load_assign_lhs_subreplacements): Handle left flushes differently.
4453 (sra_modify_assign): Use unscalarized_data_handling, simplified
4454 condition determining whether to remove the statement.
4456 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4458 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4459 excerpt - @ should be doubled for texinfo.
4461 2009-06-24 Ian Lance Taylor <iant@google.com>
4463 * config/arc/arc.c: Include "df.h".
4464 (arc_attribute_table): Make static. Move higher in file.
4465 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4466 (output_shift): Initialize n later to avoid warning.
4467 * config/arm/arm.c (arm_attribute_table): Make static. Move
4469 * config/avr/avr.c (avr_attribute_table): Make static. Move
4471 (reg_class_tab): Change array type from int to enum reg_class.
4472 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4474 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4475 (lshrhi3_out): Likewise.
4476 (class_likely_spilled_p): Change return type to bool.
4477 (avr_rtx_costs): Use local code variable with enum type.
4478 * config/avr/avr.md (movmemhi): Use add_reg_note.
4479 (andhi3, andsi3): Don't use AS2 with "and".
4480 (iorhi3, iorsi3): Don't use AS2 with "or".
4481 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4482 * config/crx/crx.c: Include "df.h".
4483 (crx_attribute_table): Make static.
4484 * config/m32r/m32r.c: Include "df.h".
4485 (m32r_attribute_table): Make static. Move higher in file.
4486 (pop): Use add_reg_note.
4487 (block_move_call): Change 0 to LCT_NORMAL in function call.
4488 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4489 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4490 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4491 declare, not just when TREE_CODE is defined.
4492 * config/m68hc11/m68hc11.c: Include "expr.h".
4493 (m68hc11_attribute_table): Make static. Move higher in file.
4494 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4496 (m68hc11_register_indirect_p): Likewise.
4497 (m68hc11_function_arg_padding): Change return type to enum
4499 (emit_move_after_reload): Use add_reg_note.
4500 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4501 (m68hc11_split_logical): Likewise.
4502 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4504 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4505 to VOIDmode in function call.
4506 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4508 (m68hc11_split_logical): Update declaration.
4509 (m68hc11_function_arg_padding): Update declaration.
4510 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4511 to array of enum reg_class.
4512 (mcore_attribute_table): Make static. Move higher in file.
4513 (mcore_rtx_costs): Add cast to enum type.
4514 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4515 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4516 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4518 * config/sh/predicates.md (trapping_target_operand): Rename and to
4520 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4522 * config/spu/spu.c (spu_attribute_table): Make static. Move
4524 * config/v850/v850.c (v850_attribute_table): Make static. Move
4526 (v850_rtx_costs): Use local code with enum type.
4527 (expand_epilogue): Add cast.
4528 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4530 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4533 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4534 -m2a-single-only and -m2a-nofpu.
4535 * config/sh/sh.opt: Document m2a generates FPU code.
4537 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4539 * defaults.h (CAN_ELIMINATE): Provide default.
4540 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4541 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4542 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4543 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4544 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4545 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4546 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4547 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4548 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4549 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4551 2009-06-24 DJ Delorie <dj@redhat.com>
4553 * mep-ext-cop.cpu: Fix copyright notice.
4554 * mep-default: Fix copyright notice.
4555 * mep-core: Fix copyright notice.
4556 * mep: Fix copyright notice.
4557 * mep-ivc2: Fix copyright notice.
4558 * mep-c5: Fix copyright notice.
4560 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4562 * doc/contrib.texi (Contributors):
4564 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4567 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4568 src and dst operands if necessary.
4570 2009-06-23 DJ Delorie <dj@redhat.com>
4573 * config.gcc: Add mep support.
4574 * recog.c: Resurrect validate_replace_rtx_subexp().
4575 * recog.h: Likewise.
4576 * config/mep/: Add new port:
4577 * config/mep/constraints.md: New file.
4578 * config/mep/default.h: New file.
4579 * config/mep/intrinsics.h: New file.
4580 * config/mep/intrinsics.md: New file.
4581 * config/mep/ivc2-template.h: New file.
4582 * config/mep/mep-c5.cpu: New file.
4583 * config/mep/mep-core.cpu: New file.
4584 * config/mep/mep-default.cpu: New file.
4585 * config/mep/mep-ext-cop.cpu: New file.
4586 * config/mep/mep-intrin.h: New file.
4587 * config/mep/mep-ivc2.cpu: New file.
4588 * config/mep/mep-lib1.asm: New file.
4589 * config/mep/mep-lib2.c: New file.
4590 * config/mep/mep-pragma.c: New file.
4591 * config/mep/mep-protos.h: New file.
4592 * config/mep/mep-tramp.c: New file.
4593 * config/mep/mep.c: New file.
4594 * config/mep/mep.cpu: New file.
4595 * config/mep/mep.h: New file.
4596 * config/mep/mep.md: New file.
4597 * config/mep/mep.opt: New file.
4598 * config/mep/predicates.md: New file.
4599 * config/mep/t-mep: New file.
4601 2009-06-23 Ian Lance Taylor <iant@google.com>
4603 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4604 from loose_warn into c_loose_warn and from strict_warn into
4605 c_strict_warn. Set and substitute warn_cxxflags. Check for
4606 --enable-build-with-cxx. Set and substitute
4607 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4608 * Makefile.in (CXXFLAGS): New variable.
4609 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4610 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4611 the default is the same as $(STRICT_WARN).
4612 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4613 (CXX): New variable.
4614 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4615 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4616 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4617 (HOST_LIBS): New variable.
4618 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4619 (ALL_CXXFLAGS): New variable.
4620 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4621 * doc/install.texi (Configuration): Document
4622 --enable-build-with-cxx, --with-stage1-ldflags,
4623 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4624 * configure: Rebuild.
4626 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4628 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4629 from previous commit.
4631 2009-06-23 Ian Lance Taylor <iant@google.com>
4633 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4635 2009-06-23 Ian Lance Taylor <iant@google.com>
4637 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4638 with ATTRIBUTE_UNUSED.
4640 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 Pat Haugen <pthaugen@us.ibm.com>
4642 Revital Eres <eres@il.ibm.com>
4644 * config.in (HAVE_AS_POPCNTD): Add default definition.
4645 (HAVE_AS_LWSYNC): Ditto.
4647 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4649 (gcc_cv_as_powerpc_cmpb): Ditto.
4650 (gcc_cv_as_powerpc_dfp): Ditto.
4651 (gcc_cv_as_powerpc_vsx): Ditto.
4652 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4653 supporting the popcntd/lwsync instructions.
4654 (gcc_cv_as_powerpc_lwsync): Ditto.
4655 * configure: Regenerate.
4657 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4658 -mcpu=native and -mcpu=power7.
4659 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4661 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4662 a variable instead of a mask to reduce the number of mask bits.
4663 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4664 (-mbit-word): Ditto.
4665 (-mregnames): Ditto.
4666 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4667 (-mfused-madd): Ditto.
4669 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4671 (-mvsx): New switch for VSX instructions.
4672 (-misel): Move from a variable to a mask to allow it to be set by
4675 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4676 function declaration to an array declaration.
4677 (rs6000_hard_regno_nregs): New external array declaration.
4679 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4680 files included by rs6000.md.
4682 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4683 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4685 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4687 (rs6000_debug_reg): New -mdebug= variables.
4688 (rs6000_debug_addr): Ditto.
4689 (rs6000_debug_cost): Ditto.
4690 (rs6000_pmode): New variable to hold Pmode.
4691 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4692 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4693 calculated at compiler start.
4694 (rs6000_hard_regno_nregs): Change function to an array which holds
4695 HARD_REGNO_NREGS calculated at compiler start.
4696 (rs6000_explicit_options): Delete isel field.
4697 (rs6000_vector_unit): New array to hold which vector unit
4698 supports arithmetic options for a given type.
4699 (rs6000_vector_mem): New array to hold which vector unit supports
4700 memory reference operations for a given type.
4701 (rs6000_vector_align): New array to given the alignment of each
4703 (power7_cost): New basic costs for power7.
4704 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4705 (rs6000_hard_regno_nregs_internal): New function, moved from
4706 HARD_REGNO_NREGS, to calculate the number of registers each hard
4707 register takes for each type.
4708 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4709 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4710 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4711 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4712 unit information here so it is calculated once at compiler startup
4714 (rs6000_override_options): Make -misel a target mask. Add more
4715 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4716 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4718 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4719 (rs6000_handle_option): Move -misel from variable to target mask.
4720 (rs6000_builtin_mask_for_load): Add VSX support.
4721 (rs6000_conditional_register_usage): Ditto.
4722 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4723 (function_arg_boundary): Ditto.
4724 (rs6000_expand_builtin): Ditto.
4725 (def_builtin): Make abort message a little friendlier.
4726 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4728 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4729 assembler support the popcntd instruction instead of a vsx
4730 instruction to enable power7 support.
4731 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4732 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4733 option to the assembler if -mcpu=native.
4734 (ASM_CPU_NATIVE_SPEC): Ditto.
4735 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4737 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4738 the lwsync instruction.
4739 (enum processor_type): Add PROCESSOR_POWER7.
4740 (rs6000_debug_reg): New -mdebug= options.
4741 (rs6000_debug_addr): Ditto.
4742 (rs6000_debug_cost): Ditto.
4743 (rs6000_isel): Delete.
4744 (enum rs6000_vector): New enum to say what vector unit we have.
4745 (VECTOR_UNIT_*): New macros to say which vector unit has
4746 arithmetic operations for a given type.
4747 (VECTOR_MEM_*): New macros to say which vector unit has memory
4748 operations for a given type.
4749 (TARGET_LDBRX): Whether the machine supports the ldbrx
4751 (TARGET_ISEL): Delete, -misel moved to be a mask.
4752 (TARGET_ISEL64): New macro for 64-bit isel support.
4753 (UNITS_PER_VSX_WORD): New macro.
4754 (POINTER_SIZE): Move to be an external variable, rather than
4755 calculating whether we are generating 32 ot 64-bit code.
4757 (STACK_BOUNDARY): Add VSX support.
4758 (LOCAL_ALIGNMENT): Ditto.
4759 (SLOW_UNALIGNED_ACCESS): Ditto.
4760 (VSX_REGNO_P): New macro for VSX support.
4761 (VFLOAT_REGNO_P): Ditto.
4762 (VINT_REGNO_P): Ditto.
4763 (VLOGICAL_REGNO_P): Ditto.
4764 (VSX_VECTOR_MODE): Ditto.
4765 (VSX_SCALAR_MODE): Ditto.
4767 (VSX_MOVE_MODE): Ditto.
4768 (VSX_REG_CLASS_P): Ditto.
4769 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4771 (UNITS_PER_SIMD_WORD): Add VSX support.
4772 (MODES_TIEABLE_P): Ditto.
4773 (STARTING_FRAME_OFFSET): Ditto.
4774 (STACK_DYNAMIC_OFFSET): Ditto.
4775 (EPILOGUE_USES): Ditto.
4776 (REGNO_REG_CLASS): Move to array lookup.
4777 (CLASS_MAX_NREGS): Ditto.
4778 (rs6000_vector_reg_class): Add declaration.
4779 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4780 overlap with the floating point and Altivec registers.
4782 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4784 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4785 give the appropriate asm switches if -mcpu=native.
4786 (host_detect_local_cpu): Add support for "asm".
4787 (host_detect_local_cpu): Follow GNU code guidelines for name.
4789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4790 -mbit-word to a variable instead of being a target mask.
4792 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4793 emit the lwsync instruction instead of emitting the instruction as
4794 an integer constant.
4796 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4797 fixuns_trundfsi2, move expander into rs6000.md.
4799 * config/rs6000/rs6000.md (cpu): Add power7.
4800 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4801 (logical predicate patterns): Change the single instruction
4802 primitives that set CR0 to be fast_compare instead of compare.
4804 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4805 (popcntddi2): Ditto.
4806 (popcount<mode>): Ditto.
4807 (floating multiply/add insns): Name the floating point
4809 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4810 (isel_unsigned_<mode>): Ditto.
4811 (fixuns_trundfsi2): Move expander here from spe.md.
4812 (smindi3): Define if we have -misel on 64-bit systems.
4817 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4819 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4821 * config/avr/avr.c (avr_current_device): New variable.
4822 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4823 (avr_arch, mcu_type_s): Move to avr.h.
4824 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4825 default_data_section_start fields.
4826 (avr_arch): Moved from avr.c.
4827 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4828 library_name fields.
4829 (avr_current_device, avr_mcu_types, avr_arch_types,
4830 avr_device_to_arch, avr_device_to_data_start,
4831 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4832 (EXTRA_SPEC_FUNCTIONS): Define.
4833 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4834 options mapping. Use device_to_arch and device_to_data_start insted.
4835 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4836 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4837 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4838 * config/avr/driver-avr.c: New file.
4839 * config/avr/avr-devices.c: New file.
4841 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4843 * var-tracking.c (unshare_variable): Force initialized to
4844 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4845 (set_variable_part): Likewise.
4846 (struct variable_union_info): Remove pos_src field.
4847 (vui_vec, vui_allocated): New variables.
4848 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4849 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4850 == 1 use a simpler sorting algorithm. Compute pos field right
4851 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4852 Avoid quadratic comparison if !flag_var_tracking_uninit.
4853 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4854 unshare_variable unconditionally.
4855 (dataflow_set_different_2): Removed.
4856 (dataflow_set_different): Don't traverse second hash table.
4857 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4858 unconditionally to var_reg_set or var_mem_set.
4859 (emit_notes_in_bb): Likewise.
4860 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4862 (emit_note_insn_var_location): Don't set initialized to
4863 VAR_INIT_STATUS_INITIALIZED early.
4864 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4866 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4868 * tree-object-size.c (addr_object_size): Instead of checking
4869 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4870 are no FIELD_DECLs following it.
4872 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4874 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4875 order to match bswaps with signed source operands.
4877 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4879 * sdbout.c (sdbout_one_type): Fix braces in switch.
4881 2009-06-23 Richard Guenther <rguenther@suse.de>
4883 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4885 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4886 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4887 var_callused, callused_tree, var_storedanything, storedanything_tree,
4888 var_integer, integer_tree): Remove global variables.
4889 (new_var_info): Do not pass new id, append the new var to the
4890 global variable vector.
4891 (do_ds_constraint): Use is_global_var member of the variable-info.
4892 (new_scalar_tmp_constraint_exp): Adjust.
4893 (create_function_info_for): Likewise.
4894 (create_variable_info_for): Likewise.
4895 (find_what_var_points_to): Remove dead code.
4896 (init_base_vars): Simplify.
4897 (compute_points_to_sets): Adjust.
4899 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4901 * combine.c (try_combine): Dump information about the insns we're
4904 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4906 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4907 check when calling force_to_mode on TRUNCATE's operand.
4909 2009-06-22 Ian Lance Taylor <iant@google.com>
4911 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4913 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4915 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4917 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4919 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4920 override library linkage flags such as -static-libgcc or
4923 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4925 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4927 2009-06-22 Ian Lance Taylor <iant@google.com>
4929 * config/linux.opt: Put mglibc ahead of muclibc.
4931 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4932 for duplicate decls.
4934 2009-06-22 Matthias Klose <doko@ubuntu.com>
4936 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4938 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4941 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4942 instead of NULL if a parser error occurs.
4944 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4946 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4947 non-DWARF2_DEBUGGING_INFO version.
4949 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4951 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4952 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4954 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4955 (LIBGCC2_TF_CEXT): Define.
4958 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4961 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4963 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4965 * config/arm/arm.c (arm_override_options): Disable
4966 -mcaller-super-interworking and -mcallee-super-interworking.
4967 * doc/invoke.texi (ARM Options): Document this.
4969 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4971 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4972 * config/arm/constraints.md (j): New constraint for movw operands.
4973 (N): Remove thumb2 meaning.
4974 * config/arm/arm.md (*arm_movw): Delete.
4975 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4976 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4977 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4979 2009-06-22 Martin Jambor <mjambor@suse.cz>
4981 PR tree-optimization/40492
4982 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4983 build_ref_for_offset.
4985 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4987 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4988 JUMP_TABLE_DATA_P predicates where applicable.
4989 * auto-inc-dec.c: Ditto.
4990 * builtins.c: Ditto.
4991 * caller-save.c: Ditto.
4993 * cfgcleanup.c: Ditto.
4994 * cfglayout.c: Ditto.
4997 * combine-stack-adj.c: Ditto.
5003 * dwarf2asm.c: Ditto.
5004 * dwarf2out.c: Ditto.
5005 * emit-rtl.c: Ditto.
5011 * function.c: Ditto.
5014 * genpreds.c: Ditto.
5015 * genrecog.c: Ditto.
5017 * ira-costs.c: Ditto.
5018 * ira-lives.c: Ditto.
5021 * lower-subreg.c: Ditto.
5022 * modulo-sched.c: Ditto.
5024 * postreload.c: Ditto.
5025 * print-rtl.c: Ditto.
5034 * sched-vis.c: Ditto.
5036 * sel-sched-ir.c: Ditto.
5037 * simplify-rtx.c: Ditto.
5038 * targhooks.c: Ditto.
5039 * var-tracking.c: Ditto.
5040 * vmsdbgout.c: Ditto.
5042 2009-06-22 Matthias Klose <doko@ubuntu.com>
5044 * Makefile.in (install-plugin): Always use DESTDIR.
5046 2009-06-22 Olivier Hainque <hainque@adacore.com>
5048 * config/pa/pa.c (output_call): Don't optimize post call jumps
5049 into return address adjustments if the call may throw.
5051 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5053 * arm.c (thumb1_output_casesi): New function.
5054 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5055 optimizing for size or PIC.
5056 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5057 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5058 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5059 (thumb1_casesi_internal_pic): New expand rule.
5060 (thumb1_casesi_dispatch): New pattern.
5061 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5063 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5064 in the text seciton when PIC or optimizing for size.
5065 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5066 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5067 preservation properties of code.
5068 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5069 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5070 (__gnu_thumb1_case_si): New function.
5071 * t-arm (LIB1ASMSRC): Define here.
5072 (LIB1ASMFUNCS): Add some common functions.
5073 * t-arm-elf (LIB1ASMSRC): Delete.
5074 (LIB1ASMFUNCS): Append to existing set.
5075 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5076 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5077 * t-symbian (LIB1ASMFUNCS): Likewise.
5078 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5079 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5081 2009-06-21 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/38729
5084 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5085 to loops with a single exit if -fno-expensive-optimizations.
5087 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5089 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5090 (dataflow_set): Change vars type from htab_t to shared_hash.
5091 (shared_hash_pool, empty_shared_hash): New variables.
5092 (vars_clear): Removed.
5093 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5094 shared_hash_find_slot_unshare, shared_hash_find_slot,
5095 shared_hash_find_slot_noinsert, shared_hash_find): New
5097 (shared_hash_unshare, shared_hash_destroy): New functions.
5098 (unshare_variable): Unshare set->vars if shared, use
5100 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5101 (get_init_value, find_src_set_src, dump_dataflow_set,
5102 clobber_variable_part, emit_notes_for_differences): Use
5104 (dataflow_set_init): Remove second argument, set vars to
5105 empty_shared_hash instead of creating a new htab.
5106 (dataflow_set_clear): Call shared_hash_destroy and set vars
5107 to empty_shared_hash instead of calling vars_clear.
5108 (dataflow_set_copy): Don't call vars_copy, instead just share
5109 the src htab with dst.
5110 (variable_union): Use shared_hash_*, use initially NO_INSERT
5111 lookup if set->vars is shared. Don't keep slot cleared before
5112 calling unshare_variable. Unshare set->vars if needed.
5113 Even ->refcount == 1 vars must be unshared if set->vars is shared
5114 and var needs to be modified.
5115 (variable_canonicalize): New function.
5116 (dataflow_set_union): If dst->vars is empty, just share src->vars
5117 with dst->vars and traverse with variable_canonicalize to canonicalize
5118 and unshare what is needed.
5119 (dataflow_set_different): If old_set and new_set use the same shared
5120 htab, they aren't different. If number of htab elements is different,
5121 htabs are different. Use shared_hash_*.
5122 (dataflow_set_destroy): Call shared_hash_destroy instead of
5124 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5125 second argument to dataflow_set_init.
5126 (vt_initialize): Likewise. Initialize shared_hash_pool and
5127 empty_shared_hash, move bb in/out initialization afterwards.
5128 Use variable_htab_free instead of NULL as changed_variables del hook.
5129 (variable_was_changed): Change type of second argument to pointer to
5130 dataflow_set. When inserting var into changed_variables, bump
5131 refcount. Unshare set->vars if set is shared htab and slot needs to
5133 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5134 lookup if set->vars is shared. Unshare set->vars if needed.
5135 Even ->refcount == 1 vars must be unshared if set->vars is shared
5136 and var needs to be modified. Adjust variable_was_changed caller.
5137 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5138 vars must be unshared if set->vars is shared and var needs to be
5139 modified. Adjust variable_was_changed caller.
5140 (emit_note_insn_var_location): Don't pool_free var.
5141 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5143 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5144 free_alloc_pool on shared_hash_pool.
5146 2009-06-20 Anthony Green <green@moxielogic.com>
5148 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5149 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5151 2009-06-20 Richard Guenther <rguenther@suse.de>
5153 * tree-ssa-structalias.c (find_func_aliases): For memset use
5154 a constraint from NULL if we memset to zero.
5155 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5156 we explicitly handle that do not read from memory.
5157 (call_may_clobber_ref_p_1): Properly handle builtins that may
5160 2009-06-20 Richard Guenther <rguenther@suse.de>
5162 PR tree-optimization/40495
5163 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5164 (new_scalar_tmp_constraint_exp): New function.
5165 (process_constraint): Do not create temporary decls.
5166 (process_all_all_constraints): Likewise.
5167 (handle_const_call): Likewise.
5168 (create_function_info_for): Do not set decl.
5170 2009-06-19 Ian Lance Taylor <iant@google.com>
5172 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5173 (rs6000_attribute_table): Make static; move before use.
5175 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5177 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5178 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5179 Propagate the TREE_READONLY flag without overwriting it.
5180 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5181 Propagate the TREE_READONLY flag onto the result.
5182 (process_call_operands): Move around. Use correct constant value.
5184 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5187 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5188 * config/arm/arm.md: Likewise.
5190 2009-06-19 Ian Lance Taylor <iant@google.com>
5192 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5193 to GIMPLE_ERROR_MARK.
5195 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5196 op2_original_type parameters. Warn about using different enum types.
5197 * c-parser.c (c_parser_conditional_expression): Pass original
5198 types to build_conditional_expr.
5199 * c-tree.h (build_conditional_expr): Update declaration.
5201 2009-06-19 Ian Lance Taylor <iant@google.com>
5203 * config/i386/i386.c (ix86_function_specific_save): Test that
5204 fields match values, rather than testing the values are in a
5207 2009-06-19 Richard Guenther <rguenther@suse.de>
5209 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5211 (ptr_derefs_may_alias_p): Likewise.
5212 (ptr_deref_may_alias_ref_p_1): New function.
5213 (ptr_deref_may_alias_ref_p): Likewise.
5214 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5215 covered by looking at the ESCAPED solution.
5216 (call_may_clobber_ref_p_1): Likewise.
5217 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5218 Handle NULL_TREE offset. Do not produce redundant constraints.
5219 (process_all_all_constraints): New helper function.
5220 (do_structure_copy): Use it.
5221 (handle_lhs_call): Likewise.
5222 (find_func_aliases): Handle some builtins with pointer arguments
5223 and/or return values explicitly.
5225 2009-06-19 Ian Lance Taylor <iant@google.com>
5227 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5229 2009-06-19 Ian Lance Taylor <iant@google.com>
5231 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5233 2009-06-19 Ian Lance Taylor <iant@google.com>
5235 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5236 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5239 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5240 uninitialized const.
5242 2009-06-19 Ian Lance Taylor <iant@google.com>
5244 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5247 * c-decl.c (in_struct, struct_types): Remove.
5248 (struct c_binding): Add in_struct field.
5249 (c_binding_ptr): Define type, along with VEC.
5250 (struct c_struct_parse_info): Define.
5251 (struct_parse_info): New static variable.
5252 (bind): Initialize in_struct field.
5253 (start_struct): Remove enclosing_in_struct and
5254 enclosing_struct_types parameters. Add
5255 enclosing_struct_parse_info parameter. Change all callers. Set
5256 struct_parse_info rather than in_struct and struct_types.
5257 (grokfield): If -Wc++-compat and there is a symbol binding for the
5258 field name, set the in_struct flag and push it on the
5259 struct_parse_info->fields vector.
5260 (warn_cxx_compat_finish_struct): New static function.
5261 (finish_struct): Remove enclosing_in_struct and
5262 enclosing_struct_types parameters. Add
5263 enclosing_struct_parse_info parameter. Change all callers. Don't
5264 set C_TYPE_DEFINED_IN_STRUCT here. Call
5265 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5266 parameter. Only push on struct_types if warn_cxx_compat.
5267 (finish_enum): Only push on struct_types if warn_cxx_compat.
5268 (declspecs_add_type): Add loc parameter. Change all callers.
5269 Change all error calls to error_at. Pass loc, not input_location,
5270 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5271 defined in a struct. If -Wc++-compat and parsing a struct, record
5272 that a typedef name was used.
5273 * c-parser.c (c_parser_declspecs): Get location to pass to
5275 (c_parser_struct_or_union_specifier): Update calls to start_struct
5277 * c-tree.h (struct c_struct_parse_info): Declare.
5278 (finish_struct, start_struct): Update declarations.
5279 (declspecs_add_type): Update declaration.
5281 2009-06-19 Ian Lance Taylor <iant@google.com>
5283 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5284 variable with an anonymous type.
5286 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5288 * see.c: Remove for real.
5290 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5292 * optabs.h (enum optab_index): Add new OTI_significand.
5293 (significand_optab): Define corresponding macro.
5294 * optabs.c (init_optabs): Initialize significand_optab.
5295 * genopinit.c (optabs): Implement significand_optab using
5296 significand?f2 patterns.
5297 * builtins.c (expand_builtin_mathfn): Handle
5298 BUILT_IN_SIGNIFICAND{,F,L}.
5299 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5300 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5302 * config/i386/i386.md (significandxf2, significand<mode>2): New
5303 expanders to implement significandf, significand and significandl
5304 built-ins as inline x87 intrinsics.
5306 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5308 * config/avr/avr.c (avr_override_options): Remove setting value of
5309 PARAM_INLINE_CALL_COST.
5311 2009-06-18 Richard Henderson <rth@redhat.com>
5314 * tree-pass.h (TDF_ASMNAME): New.
5315 * tree-dump.c (dump_options): Add asmname.
5316 * doc/invoke.texi: Document it.
5318 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5319 (dump_decl_name): ...here.
5320 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5321 (dump_generic_node): Update dump_function_name calls.
5322 (print_call_name): New flags arg; update all dump calls.
5323 * diagnostic.h (print_call_name): Update.
5324 * gimple-pretty-print.c (dump_gimple_call): Update.
5326 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5331 2009-06-18 Diego Novillo <dnovillo@google.com>
5333 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5334 * plugin.c (str_license): Declare.
5335 (try_init_one_plugin): Assert that the symbol
5336 'plugin_is_GPL_compatible' exists.
5338 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5341 * Makefile.in (OBJS-common): Remove see.o.
5343 * common.opt (fsee): Mark as preserved for backward compatibility.
5344 * opts.c (common_handle_option): Add OPT_fsee to the backward
5345 compatibility section.
5346 * passes.c (init_optimization_passes, pass_see): Remove pass.
5347 * timevar.def (TV_SEE): Remove.
5348 * tree-pass.h (pass_see): Remove declaration.
5349 * doc/invoke.texi (-fsee): Remove documentation.
5351 2009-06-18 Martin Jambor <mjambor@suse.cz>
5353 * tree-sra.c: Include statistics.h
5354 (sra_stats): New variable.
5355 (sra_initialize): Clear sra_stats.
5356 (create_access_replacement): Increment sra_stats.replacements.
5357 (get_access_replacement): Do not return twice.
5358 (analyze_all_variable_accesses): Increment statistics counter by the
5359 number of scalarized aggregates.
5360 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5361 (sra_modify_expr): Increment sra_stats.exprs.
5362 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5363 (sra_modify_assign): Increment sra_stats.exprs,
5364 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5365 (perform_intra_sra): Update statistics counters.
5366 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5368 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5370 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5371 (arm_scalar_mode_supported_p): New function.
5373 2009-06-18 Paul Brook <paul@codesourcery.com>
5374 Sandra Loosemore <sandra@codesourcery.com>
5376 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5377 (__extendhfsf2, __truncsfhf2): Define.
5378 * config/arm/fp16.c: New file.
5379 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5380 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5382 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5384 * doc/extend.texi (Half-Precision): New section.
5385 * doc/invoke.texi (Option Summary): List -mfp16-format.
5386 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5387 * config/arm/arm.opt (mfp16-format=): New.
5388 * config/arm/arm.c: Include intl.h.
5389 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5390 (TARGET_INVALID_RETURN_TYPE): Redefine.
5391 (TARGET_PROMOTED_TYPE): Redefine.
5392 (TARGET_CONVERT_TO_TYPE): Redefine.
5393 (arm_fp16_format): Define.
5394 (all_fpus): Add entry for neon-fp16.
5395 (fp_model_for_fpu): Likewise.
5396 (struct fp16_format): Declare.
5397 (all_fp16_formats): Define.
5398 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5400 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5402 (arm_legitimate_index_p): Treat HFmode like HImode.
5403 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5404 (coproc_secondary_reload_class): Special-case HFmode.
5405 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5406 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5407 (arm_init_fp16_builtins): New.
5408 (arm_init_builtins): Call it.
5409 (arm_invalid_parameter_type): New.
5410 (arm_invalid_return_type): New.
5411 (arm_promoted_type): New.
5412 (arm_convert_to_type).
5413 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5415 (arm_emit_fp16_const): New function.
5416 (arm_mangle_type): Mangle __fp16 as "Dh".
5417 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5419 (TARGET_NEON_FP16): New.
5420 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5421 (enum fputype): Add FPUTYPE_NEON_FP16.
5422 (enum arm_fp16_format_type): Declare.
5423 (arm_fp16_format): Declare.
5424 (LARGEST_EXPONENT_IS_NORMAL): Define.
5425 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5426 * config/arm/arm-modes.def (HFmode): Define.
5427 * config/arm/vfp.md: (*movhf_vfp): New.
5430 * config/arm/arm.md: (fpu): Add neon_fp16.
5431 (floatsihf2, floatdihf2): New.
5432 (fix_trunchfsi2, fix_trunchfdi2): New.
5436 (*arm32_movhf): New.
5437 (*thumb1_movhf): New.
5438 (consttable_2): Add check for HFmode constants.
5439 (consttable_4): Handle HFmode constants.
5441 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5443 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5445 2009-06-17 Olivier Hainque <hainque@adacore.com>
5447 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5448 const char ** conversion in AIX specific section.
5450 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5452 * config/i386/i386.c (ix86_special_builtin_type): Remove
5453 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5454 (bdesc_special_args): Updated.
5455 (ix86_init_mmx_sse_builtins): Likewise.
5456 (ix86_expand_special_args_builtin): Likewise.
5458 2009-06-17 Richard Henderson <rth@redhat.com>
5460 * tree-pretty-print.c (maybe_dump_asm_name): New.
5461 (dump_decl_name): Use it.
5462 (PRINT_FUNCTION_NAME): Merge into...
5463 (dump_function_name): ... here. Use maybe_dump_asm_name.
5465 2009-06-17 Cary Coutant <ccoutant@google.com>
5467 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5469 * debug.c (struct gcc_debug_hooks): Change placeholder for
5471 (debug_nothing_int_charstar_int): Replaced by...
5472 (debug_nothing_int_charstar_int_bool): ...this.
5473 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5474 source_line prototype.
5475 (debug_nothing_int_charstar_int): Replaced by...
5476 (debug_nothing_int_charstar_int_bool): ...this.
5477 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5478 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5479 Output is_stmt operand when necessary.
5480 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5481 (notice_source_line): Add is_stmt parameter.
5482 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5483 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5485 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5486 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5488 2009-06-17 Ian Lance Taylor <iant@google.com>
5490 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5492 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5495 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5497 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5498 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5499 tree_strip_sign_nop_conversions and
5500 tree_ssa_strip_useless_type_conversions rather than stripping
5501 the operations here.
5502 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5504 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5505 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5506 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5507 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5510 2009-06-17 Michael Eager <eager@eagercon.com>
5512 * config/rs6000/constraints.md (register_constraint "d"): New.
5513 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5514 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5515 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5516 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5517 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5518 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5519 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5520 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5521 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5522 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5524 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5525 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5526 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5527 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5528 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5529 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5530 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5531 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5532 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5533 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5534 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5535 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5536 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5537 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5539 2009-06-16 Ian Lance Taylor <iant@google.com>
5541 * profile.c (total_num_never_executed): Don't define.
5542 (compute_branch_probabilities): Don't count or print
5544 (init_branch_prob): Don't set total_num_never_executed.
5545 (end_branch_prob): Don't print total_num_never_executed.
5547 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5549 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5551 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5553 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5554 (nabstd2_fpr): Same.
5556 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5558 * expr.c (expand_assignment): Change complex type check.
5560 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5562 * doc/plugins.texi (Building GCC plugins): Added new section.
5564 2009-06-17 Ian Lance Taylor <iant@google.com>
5566 * c-pch.c (get_ident): Don't set size of templ array.
5567 (pch_init): Don't set size of partial_pch array.
5569 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5570 string constant to intialize an array whose size is the length of
5573 2009-06-17 Richard Guenther <rguenther@suse.de>
5575 PR tree-optimization/40389
5576 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5577 to addressable types.
5578 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5580 2009-06-17 Richard Guenther <rguenther@suse.de>
5583 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5584 if there is no evolution of left in the loop bail out.
5585 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5586 chrec_fold_multiply.
5588 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5589 Janis Johnson <janis187@us.ibm.com>
5592 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5593 for the symbol ref of a constant that is the source of a move
5594 - nor for any other not-obvious-label-ref constants.
5596 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5598 * plugin.c (position_pass): Skip newly inserted pass during list
5599 traversal to avoid repeated insertion.
5601 2009-06-16 Ian Lance Taylor <iant@google.com>
5603 * vec.h (VEC_stack_alloc): Define different version if
5604 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5605 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5606 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5607 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5609 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5611 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5613 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5614 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5615 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5616 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5617 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5618 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5619 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5620 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5621 __builtin_ia32_rdtscp.
5622 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5623 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5624 and __builtin_ia32_rorhi.
5625 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5626 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5627 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5628 (ix86_expand_args_builtin): Likewise.
5629 (ix86_expand_special_args_builtin): Likewise.
5631 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5632 (UNSPECV_RDTSC): Likewise.
5633 (UNSPECV_RDPMC): Likewise.
5634 (*bsr): Renamed to ...
5636 (*bsr_rex64): Renamed to ...
5640 (*rdpmc_rex64): Likewise.
5643 (*rdtsc_rex64): Likewise.
5645 (*rdtscp): Likewise.
5646 (*rdtscp_rex64): Likewise.
5648 * config/i386/ia32intrin.h: New.
5650 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5652 2009-06-16 Ian Lance Taylor <iant@google.com>
5654 * ira-build.c (copy_info_to_removed_store_destinations):
5655 Initialize parent_a.
5657 2009-06-16 Ian Lance Taylor <iant@google.com>
5659 * c-decl.c (grokdeclarator): Change size_varies to bool.
5661 2009-06-16 Ian Lance Taylor <iant@google.com>
5663 * sel-sched.c: Make forward declarations of move_op_hooks and
5664 fur_hooks explicitly extern.
5666 2009-06-16 Ian Lance Taylor <iant@google.com>
5668 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5669 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5671 2009-06-16 Ian Lance Taylor <iant@google.com>
5673 * resource.c (mark_referenced_resources): Change
5674 include_delayed_effects parameter to bool. Change all callers.
5675 (mark_end_of_function_resources): Likewise.
5676 * reorg.c (insn_references_resource_p): Likewise.
5677 (insn_sets_resource_p): Likewise.
5678 * resource.h (mark_referenced_resources): Update declaration.
5679 (mark_end_of_function_resources): Update declaration.
5681 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5683 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5685 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5687 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5688 GCC can bootstrap on AIX with GNU Binutils 2.20.
5690 2009-06-16 Ian Lance Taylor <iant@google.com>
5692 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5694 2009-06-16 Ian Lance Taylor <iant@google.com>
5696 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5697 inline, not extern inline.
5698 (exact_log2): Likewise.
5699 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5701 (exact_log2): Likewise, but don't test CTZ_HWI.
5703 2009-06-16 Ian Lance Taylor <iant@google.com>
5705 * bitmap.c (bitmap_clear): Don't declare as inline.
5706 * gimple.c (gimplify_assign): Likewise.
5707 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5708 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5709 (sched_scan_info): Remove duplicate definition.
5711 2009-06-16 Ian Lance Taylor <iant@google.com>
5713 * c-common.c (skip_evaluation): Don't define.
5714 (c_inhibit_evaluation_warnings): Define global variable.
5715 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5716 than skip_evaluation.
5717 (convert_and_check, warn_for_div_by_zero): Likewise.
5718 * c-common.h (skip_evaluation): Don't declare.
5719 (c_inhibit_evaluation_warnings): Declare.
5720 * c-parser.c (c_parser_typeof_specifier): Set
5721 c_inhibit_evaluation_warnings rather than skip_evaluation.
5722 (c_parser_conditional_expression): Likewise.
5723 (c_parser_binary_expression): Likewise.
5724 (c_parser_sizeof_expression): Likewise.
5725 (c_parser_alignof_expression): Likewise.
5726 * c-typeck.c (build_indirect_ref): Check
5727 c_inhibit_evaluation_warnings rather than skip_evaluation.
5728 (build_conditional_expr, build_binary_op): Likewise.
5730 2009-06-16 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-alias.c (is_escape_site): Remove.
5733 * tree-ssa-alias.h (enum escape_type): Remove.
5734 (is_escape_site): Likewise.
5735 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5736 via casts and asms without deferring to is_escape_site.
5738 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5741 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5742 use gen_lowpart if op0 has complex mode.
5744 2009-06-16 Richard Guenther <rguenther@suse.de>
5746 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5747 variables add them to ESCAPED.
5748 (find_func_aliases): Do not make all indirectly stored values escaped.
5750 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5752 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5755 2009-06-16 Martin Jambor <mjambor@suse.cz>
5757 PR tree-optimization/40432
5758 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5759 check whether we need to force gimple register operand.
5761 2009-06-16 Martin Jambor <mjambor@suse.cz>
5763 PR tree-optimization/40413
5764 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5765 build_ref_for_offset.
5766 (propagate_subacesses_accross_link): Fix a typo in a comment.
5768 2009-06-16 Ira Rosen <irar@il.ibm.com>
5770 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5771 with additional parameter.
5772 * tree-vectorizer.h (enum vect_def_type): Add new value
5774 (enum vect_relevant): Add comments.
5775 (vect_is_simple_reduction): Add new argument.
5776 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5777 Detect nested cycles.
5778 (vect_is_simple_reduction): Update documentation, add an argument to
5779 distinguish inner-loop reduction from nested cycle, detect nested
5780 cycles, fix printings and indentation, don't swap operands in case
5782 (get_initial_def_for_reduction): Handle subtraction.
5783 (vect_create_epilog_for_reduction): Add new argument to specify
5785 (vect_finalize_reduction): Handle subtraction, fix comments.
5786 (vectorizable_reduction): Handle nested cycles. In case of nested
5787 cycle keep track of the reduction variable position. Call
5788 vect_is_simple_reduction with additional parameter. Use original
5789 statement code in reduction epilogue for nested cycle. Call
5790 vect_create_epilog_for_reduction with additional parameter.
5791 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5792 inner-loop vectorization.
5793 (vect_recog_widen_sum_pattern): Likewise.
5794 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5796 (vect_mark_stmts_to_be_vectorized): Likewise.
5797 (vect_get_vec_def_for_operand): Handle nested cycles.
5799 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5801 * doc/invoke.texi (Debugging Options): Fix option index entries
5802 for -fdump-statistics, -frandom-seed add entries for
5803 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5804 (FRV Options): Fix entries for -mTLS, -mtls.
5805 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5806 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5807 (M68hc1x Options): Fix @itemx for -mnominmax.
5808 (MCore Options): Fix entry for -mno-lsim.
5809 (MMIX Options): Fix entry for -mabi=mmixware.
5810 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5812 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5814 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5815 Mention the plugin mode of gengtype.
5816 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5817 * gengtype.c: Updated copyright.
5818 (plugin_files, nb_plugin_files) Added new static variables.
5819 (measure_input_list) Care about plugin_files.
5820 (write_rtx_next): Added early return in plugin mode.
5821 (create_file): Updated copyright year in generated file. Added
5823 (oprintf): Added early return if NULL outf.
5824 (get_output_file_with_visibility): Care of plugin_files.
5825 (get_output_file_name): May return null.
5826 (write_local): Added early return.
5827 (put_mangled_filename): Ditto.
5828 (finish_root_table): Added check for base_files.
5829 (write_roots): Care about null when plugins.
5830 (main): Added plugin mode.
5832 2009-06-15 Ian Lance Taylor <iant@google.com>
5834 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5835 * gcov.c (read_count_file): Add braces around variables declared
5838 * c.opt (Wjump-misses-init): New warning.
5839 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5840 -Wall and -Wc++-compat if not already set.
5841 (c_common_post_options): Clear warn_jump_misses_init if it was not
5843 * c-decl.c (struct c_binding): Change type field to a union with
5844 new label field. Make it the first field in the struct. Update
5845 references to type to use u.type instead.
5846 (struct c_spot_bindings): Define.
5847 (struct c_goto_bindings): Define.
5848 (c_goto_bindings_p): Define, along with VECs.
5849 (struct c_label_vars): Define.
5850 (struct c_scope): Add has_label_bindings field.
5851 (bind_label, set_spot_bindings): New static functions.
5852 (decl_jump_unsafe, update_spot_bindings): New static functions.
5853 (update_label_decls): New static function.
5854 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5855 Update binding u.label field to shadowed field.
5856 (c_binding_start_stmt_expr): New function.
5857 (c_binding_end_stmt_expr): New function.
5858 (pushdecl): Don't call c_begin_vm_scope.
5859 (make_label): Add defining and p_label_vars parameters. Change
5861 (lookup_label): Correct test for whether a label has not yet been
5862 defined. Call bind_label rather than bind.
5863 (warn_about_goto): New static function.
5864 (lookup_label_for_goto): New function.
5865 (declare_label): Call bind_label rather than bind.
5866 (check_earlier_gotos): New static function.
5867 (define_label): Don't give errors about jumping into statement
5868 expressions or scopes of variably modified types. Call
5869 set_spot_bindings and check_earlier_gotos. Call bind_label
5870 instead of bind. Don't set label_context_stack_se or
5871 label_context_stack_vm.
5872 (c_get_switch_bindings): New function.
5873 (c_release_switch_bindings): New function.
5874 (c_check_switch_jump_warnings): New function.
5875 (start_function): Don't set label_context_stack_se or
5876 label_context_stack_vm.
5877 (finish_function): Likewise.
5878 * c-typeck.c (label_context_stack_se): Don't define.
5879 (label_context_stack_vm): Don't define.
5880 (c_finish_goto_label): Call lookup_label_for_goto rather than
5881 lookup_label. Don't give errors about jumping into a statement
5882 expression or the scope of a variably modified type. Don't set
5883 label_context_stack_se or label_context_stack_vm.
5884 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5885 fields. Add bindings field.
5886 (c_start_case): Don't set deleted fields. Set bindings field.
5887 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5888 or blocked_vm. Call c_check_switch_jump_warnings.
5889 (c_finish_case): Don't test blocked_stmt_expr field. Call
5890 c_release_switch_bindings.
5891 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5892 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5893 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5894 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5895 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5896 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5897 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5898 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5899 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5900 (C_DECL_UNJUMPABLE_VM): Don't define.
5901 (C_DECL_UNDEFINABLE_VM): Don't define.
5902 (struct c_label_list): Don't define.
5903 (struct c_label_context_se): Don't define.
5904 (struct c_label_context_vm): Don't define.
5905 (struct c_spot_bindings): Declare.
5906 (c_bindings_start_stmt_expr): Declare.
5907 (c_bindings_end_stmt_expr): Declare.
5908 (lookup_label_for_goto): Declare.
5909 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5910 (c_check_switch_jump_warnings): Declare.
5911 (label_context_stack_se, label_context_stack_vm): Don't declare.
5912 (c_finish_goto_label): Update declaration.
5913 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5914 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5915 (Warning Options): Document -Wjump-misses-init.
5917 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5919 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5922 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5924 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5926 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5928 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5930 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5932 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5934 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5936 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5937 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5938 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5939 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5940 * dwarf2asm.c (dw2_force_const_mem): Update call to
5942 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5943 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5944 * langhooks.c (lhd_comdat_group): Remove.
5945 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5946 * tree.h (DECL_COMDAT_GROUP): New.
5947 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5948 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5949 (make_decl_one_only): Change signature.
5950 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5952 (make_decl_one_only): Change signature.
5953 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5955 2009-06-15 Richard Guenther <rguenther@suse.de>
5958 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5960 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5962 * tree-ssa-math-opts.c: Remove extra divide.
5964 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5966 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5968 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5970 * passes.c: Add bswap pass.
5971 * tree-pass.h: Add pass_optimize_bswap declaration.
5972 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5973 Include rtl.h, expr.h and optabs.h for optab_handler check.
5974 (struct symbolic_number, pass_optimize_bswap): New definition.
5975 (do_shift_rotate, verify_symbolic_number_p): New functions.
5976 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5977 (gate_optimize_bswap): New function.
5978 * tree.c (widest_int_cst_value): New function.
5979 * tree.h (widest_int_cst_value): Prototype added.
5981 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5983 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5984 REG_EQUAL/REG_EQUIV notes.
5986 2009-06-14 Richard Guenther <rguenther@suse.de>
5989 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5990 has its address taken if NRV was applied and it is addressable.
5991 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5992 function split out from ...
5993 (get_constraint_for_1): ... here.
5994 (handle_rhs_call): Use it to mark the return slot escaped if
5995 it is addressable and NRV was applied.
5997 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5999 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6000 Change first argument type to location_t.
6001 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6002 Do not set input_location.
6003 Use loc instead of input_location throughout.
6005 2009-06-13 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/40421
6008 * tree-predcom.c (should_unroll_loop_p): Remove.
6009 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6011 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6014 Add location argument.
6016 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6018 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6020 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6021 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6022 * config/spu/spu-protos.h: Add location to
6023 spu_resolve_overloaded_builtin.
6024 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6025 spu_build_builtin_va_list.
6026 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6027 argument. Pass location to build_function_call_vec.
6028 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6030 (emit_fpu_switch): Same.
6031 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6032 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6033 to build_decl and create_artificial_label.
6034 (xtensa_gimplify_va_arg_expr): Same.
6035 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6036 (xstormy16_gimplify_va_arg_expr): Same.
6037 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6038 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6039 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6040 (mips16_build_function_stub): Same.
6041 (mips16_build_call_stub): Same.
6043 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6046 * arm/constraints.md (Pa, Pb): New constraints.
6047 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6048 split pattern to deal with them.
6050 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6052 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6053 fix index entry for -Xpreprocessor.
6055 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6058 Add location argument to build_decl call.
6059 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6060 (rs6000_init_builtins): Same.
6061 (spe_init_builtins): Same.
6062 (rs6000_gimplify_va_arg): Add location argument to
6063 create_artificial_label call.
6065 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6067 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6068 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6069 * Makefile.in: Fix GGC dependency for gcse.o.
6071 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6073 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6074 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6075 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6077 * c-parser.c (c_parser_binary_expression): Use current column while
6078 building binary operations.
6079 * common.opt (fshow-column): Enable by default.
6080 * tree-vrp.c (check_array_ref): Use warning_at.
6081 (check_array_bounds): Use location from call back if expr has no
6083 * tree.h: Add location argument to maybe_fold_*.
6084 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6085 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6086 (maybe_fold_offset_to_component_ref): Same.
6087 (maybe_fold_offset_to_reference): Same.
6088 (maybe_fold_offset_to_address): Same.
6089 (maybe_fold_stmt_indirect): Same.
6090 (maybe_fold_stmt_addition): Same.
6091 (fold_stmt_r): Pass location to maybe_fold_*.
6092 (fold_gimple_assign): Same.
6093 * c-tree.h: Add location argument to finish_decl,
6094 default_function_array_conversion, store_init_value.
6095 * c-decl.c (define_label): Use error_at.
6096 (c_make_fname_decl): Pass location to finish_decl.
6097 (finish_decl): New location argument.
6098 (build_compound_literal): Pass location to store_init_value.
6099 (grokdeclarator): Pass location to finish_decl.
6101 * c-typeck.c (array_to_pointer_conversion): New location argument.
6102 (function_to_pointer_conversion): Same.
6103 (default_function_array_conversion): Same.
6104 (parser_build_unary_op): Pass location to overflow_warning.
6105 (parser_build_binary_op): Same. Use warning_at.
6106 (build_unary_op): Pass location to array_to_pointer_conversion.
6107 (build_c_cast): Pass location to digest_init.
6108 (build_modify_expr): New location argument.
6109 (convert_for_assignment): Same.
6110 (store_init_value): Same.
6111 (digest_init): Same.
6112 (output_init_element): Pass location to digest_init and
6113 array_to_pointer_conversion.
6114 (c_finish_return): Pass location to convert_for_assignment.
6115 * gimplify.c (gimplify_conversion): Pass location to
6116 maybe_fold_offset_to_address.
6117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6118 to maybe_fold_stmt_addition.
6119 * c-omp.c (c_finish_omp_atomic): Pass new location to
6121 (c_finish_omp_for): Same.
6122 * c-common.c (overflow_warning): New argument.
6123 * c-common.h: New argument to build_modify_expr, overflow_warning.
6124 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6126 (c_parser_initializer): Pass location to
6127 default_function_array_conversion.
6128 (c_parser_initelt): Same.
6129 (c_parser_initval): Same.
6130 (c_parser_asm_operands): Same.
6131 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6132 (c_parser_conditional_expression): Same.
6133 (c_parser_binary_expression): Add location info to stack. Use it.
6134 (c_parser_unary_expression): Pass location to
6135 default_function_array_conversion, parser_build_unary_op,
6136 build_indirect_ref, c_parser_postfix_expression_after_primary.
6137 (c_parser_postfix_expression_after_primary): New location argument.
6139 (c_parser_expression_conv): Pass location to
6140 default_function_array_conversion.
6141 (c_parser_expr_list): Same.
6142 (c_parser_omp_atomic): Same.
6143 (c_parser_omp_for_loop): Same.
6144 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6145 (build_array_declarator): New argument.
6146 * c-decl.c (build_array_declarator): Add location argument.
6147 (grokdeclarator): Set id_loc for cdk_array.
6148 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6149 build_array_declarator.
6150 * tree.c (build_omp_clause): Add location argument.
6151 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6152 (OMP_CLAUSE_LOCATION): New macro.
6153 (struct tree_omp_clause): Add location field.
6154 (build_omp_clause): Add argument.
6155 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6156 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6158 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6159 (cp_parser_omp_clause_collapse): Same.
6160 (cp_parser_omp_clause_default): Same.
6161 (cp_parser_omp_clause_if): Same.
6162 (cp_parser_omp_clause_nowait): Same.
6163 (cp_parser_omp_clause_num_threads): Same.
6164 (cp_parser_omp_clause_ordered): Same.
6165 (cp_parser_omp_clause_schedule): Same.
6166 (cp_parser_omp_clause_untied): Same.
6167 (cp_parser_omp_for_loop): Same.
6168 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6169 * c-tree.h (c_start_case): Add location argument.
6170 (c_process_expr_stmt): Same.
6171 (c_finish_goto_*): Same.
6172 * tree-parloops.c (initialize_reductions): Pass location to
6174 (create_parallel_loop): Same.
6175 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6176 (gfc_trans_omp_reduction_list): Same.
6177 (gfc_trans_omp_clauses): Same.
6178 (gfc_trans_omp_do): Same.
6179 * c-typeck.c (c_finish_goto_label): Same.
6180 (c_finish_goto_ptr): New location argument.
6181 (c_start_case): Same.
6182 (emit_side_effect_warnings): Same.
6183 (c_process_expr_stmt): Same.
6184 (c_finish_stmt_expr): Same.
6185 (c_finish_omp_clauses): Use error_at instead of error.
6186 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6188 * c-omp.c (c_split_parallel_clauses): New location argument.
6189 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6190 to build_omp_clause.
6191 (convert_local_reference_stmt): Same.
6192 (convert_gimple_call): Same.
6193 * c-common.h (c_split_parallel_clauses): New argument.
6194 * c-parser.c (c_parser_statement_after_labels): Pass location to
6195 c_finish_goto_label.
6196 (c_parser_switch_statement): Pass location to c_start_case.
6197 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6198 and c_process_expr_stmt.
6199 (c_parser_omp_variable_list): Add location argument.
6200 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6201 (c_parser_omp_clause_default): Same.
6202 (c_parser_omp_clause_if): Same.
6203 (c_parser_omp_clause_num_threads): Same.
6204 (-c_parser_omp_clause_ordered): Same.
6205 (c_parser_omp_clause_reduction): Pass location to
6206 c_parser_omp_variable_list.
6207 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6208 (c_parser_omp_clause_untied): Same.
6209 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6210 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6212 * c-tree.h (check_for_loop_decls, undeclared_variable,
6213 build_component_ref, build_array_ref, build_external_ref,
6214 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6215 build_conditional_expr, build_compound_expr, c_cast_expr,
6216 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6217 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6219 * c-semantics.c (build_stmt): Same.
6220 (build_case_label): Same.
6221 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6222 (undeclared_variable): New argument.
6224 (lookup_label): Pass location on down.
6225 (define_label): Same.
6226 (finish_decl): Same.
6227 (build_compound_literal): Same.
6228 (finish_struct): Same.
6229 (finish_function): Do not set location here.
6230 (check_for_loop_decls): New argument.
6231 * tree.c (save_expr): Set location.
6232 (build_empty_stmt): New argument.
6233 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6234 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6235 * builtins.c (gimplify_va_arg_expr): Use locations.
6236 (expand_builtin_sync_operation): Same.
6237 * c-typeck.c (build_component_ref): New argument.
6238 (build_array_ref): Same.
6239 (build_external_ref): Same.
6240 (c_expr_sizeof_expr): Same.
6241 (c_expr_sizeof_type): Same.
6242 (parser_build_unary_op): Same.
6243 (build_conditional_expr): Same.
6244 (build_compound_expr): Pass location on down.
6245 (build_compound_expr): New argument.
6246 (build_c_cast): Same.
6247 (c_cast_expr): Same.
6248 (build_asm_expr): Same.
6249 (c_finish_return): Same.
6250 (c_process_expr_stmt): Pass location on down.
6251 (c_finish_stmt_expr): New argument.
6252 (push_clenaup): Same.
6253 (c_finish_omp_parallel): Same.
6254 (c_finish_omp_task): Same.
6255 * gimplify.c (gimplify_call_expr): Pass location on down.
6256 * c-omp.c (c_finish_omp_master): New argument.
6257 (c_finish_omp_critical): Same.
6258 (c_finish_omp_ordered): Same.
6259 (c_finish_omp_barrier): Same.
6260 (-c_finish_omp_taskwait): Same.
6261 (c_finish_omp_atomic): Same.
6262 (c_finish_omp_flush): Same.
6263 * tree-inline.c (copy_tree_body_r): Pass location on down.
6264 (inline_forbidden_p): Remove use of input_location.
6265 * c-gimplify.c (c_build_bind_expr): New argument.
6266 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6267 (c_sizeof_or_alignof_type): New argument.
6268 (c_alignof_expr): Same.
6269 (build_va_arg): Same.
6270 (c_add_case_label): Same.
6271 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6272 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6273 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6274 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6275 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6276 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6278 * stub-objc.c (objc_build_selector_expr): Same.
6279 (objc_build_throw_stmt): Same.
6280 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6281 (c_parser_initelt): Same.
6282 (c_parser_compound_statement): Same.
6283 (c_parser_compound_statement_nostart): Same.
6284 (c_parser_label): Same.
6285 (c_parser_statement_after_labels): Same.
6286 (c_parser_if_body): Same.
6287 (c_parser_else_body): Same.
6288 (c_parser_if_statement): Same.
6289 (c_parser_switch_statement): Same.
6290 (c_parser_while_statement): Same.
6291 (c_parser_do_statement): Same.
6292 (c_parser_for_statement): Same.
6293 (c_parser_asm_statement): Same.
6294 (c_parser_conditional_expression): Same.
6295 (c_parser_binary_expression): Same.
6296 (c_parser_cast_expression): Same.
6297 (c_parser_unary_expression): Same.
6298 (c_parser_sizeof_expression): Same.
6299 (c_parser_alignof_expression): Same.
6300 (c_parser_postfix_expression): Same.
6301 (c_parser_expression): Same.
6302 (c_parser_objc_receiver): Same.
6303 (c_parser_omp_variable_list): Same.
6304 (c_parser_omp_structured_block): Same.
6305 (c_parser_omp_atomic): New argument.
6306 (c_parser_omp_barrier): Same.
6307 (c_parser_omp_critical): Same.
6308 (c_parser_omp_flush): Pass location on down.
6309 (c_parser_omp_for_loop): New argument.
6310 (c_parser_omp_for): Same.
6311 (c_parser_omp_master): Same.
6312 (c_parser_omp_ordered): Same.
6313 (c_parser_omp_sections_scope): Same.
6314 (c_parser_omp_sections): Same.
6315 (c_parser_omp_parallel): Same.
6316 (c_parser_omp_single): Same.
6317 (c_parser_omp_task): Same.
6318 (c_parser_omp_taskwait): Pass location on down.
6319 (c_parser_omp_construct): Same.
6320 (c_parser_omp_threadprivate): Same.
6321 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6322 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6323 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6324 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6325 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6326 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6327 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6328 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6329 config/i386/i386.c, stmt.c:
6330 Add location argument to the following function definitions and/or
6331 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6332 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6333 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6334 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6335 do_case, c_finish_bc_stmt, build_compound_literal,
6336 build_function_call.
6337 * c-decl.c (build_compound_literal): Add location argument.
6338 Make all diagnostic calls use location.
6339 (start_struct): Same.
6340 (finish_struct): Same.
6342 (build_enumerator): Same.
6343 (start_function): Same.
6344 (grokdeclarator): Make all diagnostic calls use location.
6345 (store_parm_decls_oldstyle): Same.
6346 * c-typeck.c (build_function_call): Add location argument.
6347 Make all diagnostic calls use location.
6349 (c_finish_bc_stmt): Same.
6350 * tree-nested.c (get_trampoline_type): Add argument.
6351 Pass location to build_decl.
6352 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6353 * rtl.h (RTL_LOCATION): New.
6354 * c-common.c (c_add_case_label): Add location argument.
6355 Make all diagnostic calls use location.
6356 * c-common.h: Add location argument to make_fname_decl, do_case,
6357 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6358 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6359 Set it appropriately for every case. Pass enum_loc to start_enum
6360 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6362 (c_parser_struct_or_union_specifier): Save location. Use it for
6363 start_struct, finish_struct, and parser_xref_tag.
6365 2009-06-12 Ian Lance Taylor <iant@google.com>
6367 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6369 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6370 cpp_opts->warn_cxx_operator_names.
6372 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6375 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6376 is returns NULL and OP is a VCE, look through the VCE.
6378 2009-06-12 Ian Lance Taylor <iant@google.com>
6381 * collect2.c (main): Use CONST_CAST2 in code inside #if
6382 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6384 2009-06-12 Joey Ye <joey.ye@intel.com>
6387 * cfgexpand.c (get_decl_align_unit): Update
6388 max_used_stack_slot_alignment with align instead of
6389 stack_alignment_needed.
6391 * function.c (assign_stack_local_1): Update
6392 max_used_stack_slot_alignment with alignment_in_bits instead
6393 of stack_alignment_needed.
6394 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6397 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6399 * dwarf2out.c (last_var_location_insn): New variable.
6400 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6401 (dwarf2out_var_location): Don't record anything after last real
6402 insn. Only change labels if there were any real instructions
6403 in between last note and this one, or if changed sections.
6405 2009-06-11 Richard Henderson <rth@redhat.com>
6407 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6408 note when storing the frame pointer in a register.
6409 (FRP): Don't redefine to nothing for epilogue.
6410 (alpha_expand_epilogue): Mark register and sp restores.
6411 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6413 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6414 when gen_lowpart is needed.
6416 2009-06-11 Richard Henderson <rth@redhat.com>
6418 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6420 * dwarf2out.c (need_data_align_sf_opcode): New.
6421 (div_data_align): Move earlier.
6422 (def_cfa_1, reg_save): Use it.
6424 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6427 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6428 (ix86_handle_option): Handle OPT_mcrc32.
6429 (ix86_target_string): Add -mcrc32.
6430 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6432 * config/i386/i386.h (TARGET_CRC32): New.
6434 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6435 (sse4_2_crc32di): Likewise.
6437 * config/i386/i386.opt (mcrc32): New.
6439 * doc/invoke.texi: Document -mcrc32.
6441 2009-06-11 Richard Henderson <rth@redhat.com>
6443 * common.opt (gdwarf-): Accept a version number.
6444 * doc/invoke.texi (gdwarf-): Update docs.
6445 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6446 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6447 version level, and record it.
6449 * dwarf2.h (DW_CIE_VERSION): Remove.
6450 * dwarf2out.c (DWARF_VERSION): Remove.
6451 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6452 (output_call_frame_info): Use CIE version 3 for dwarf3,
6453 or if the return register column is out of range for version 1.
6454 (dwarf_stack_op_name): Add all dwarf3 values.
6455 (DEBUG_PUBTYPES_SECTION): New.
6456 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6457 encoding change for dwarf3.
6458 (output_die) [dw_val_class_die_ref]: Likewise.
6459 (output_compilation_unit_header): Emit correct version for dwarf3.
6460 (output_line_info): Likewise.
6461 (output_pubnames): Update for DWARF_VERSION removal.
6462 (output_aranges): Likewise.
6463 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6464 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6465 (dwarf2out_finish): Likewise.
6467 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6469 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6472 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6475 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6476 * builtins.c (expand_builtin_unreachable): New function.
6477 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6478 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6479 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6481 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6482 searching for missing barriers.
6484 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6486 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6487 when -fprofile-generate* was passed.
6488 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6490 2009-06-11 Anthony Green <green@moxielogic.com>
6492 * config/moxie/moxie.md: Define length attribute for all instructions.
6494 (*b<cond:code>): Support limited branch ranges for new PC-relative
6495 branch instructions.
6496 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6498 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6500 * config/i386/i386.c (min_insn_size): Use get_attr_length
6501 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6504 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6505 instead of emit_insn_before.
6507 2009-06-10 Ian Lance Taylor <iant@google.com>
6510 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6513 2009-06-10 Revital Eres <eres@il.ibm.com>
6515 * passes.c (init_optimization_passes): Reschedule
6516 predictive-commoning pass before complete unroll pass.
6518 2009-06-10 Martin Jambor <mjambor@suse.cz>
6520 * cgraph.c (cgraph_node_can_be_local_p): New function.
6521 (cgraph_make_node_local): New function.
6522 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6523 (cgraph_make_node_local): Declare.
6525 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6527 * tree.h (tree_base): Add packed_flag and user_align fields.
6528 Decrease size of spare field.
6529 (TYPE_USER_ALIGN): Use user_align from tree_base.
6530 (DECL_USER_ALIGN): Likewise.
6531 (TYPE_PACKED): Use packed_flag from tree_base.
6532 (DECL_PACKED): Likewise.
6533 (tree_type): Delete packed_flag and user_align fields. Widen
6534 precision field. Widen mode field and shuffle fields to align
6535 mode on an 8-bit boundary.
6536 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6537 Renumber decl_flag_* fields. Fix comments. Widen
6538 decl_common_unused field.
6539 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6540 (DECL_EXTERNAL): Likewise.
6541 (DECL_BIT_FIELD): Likewise.
6542 (DECL_NONADDRESSABLE_P): Likewise.
6543 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6544 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6546 2009-06-10 Ian Lance Taylor <iant@google.com>
6548 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6549 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6550 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6551 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6552 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6553 DEF_VEC_ALLOC_FUNC_P.
6554 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6555 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6556 DEF_VEC_ALLOC_FUNC_O.
6557 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6558 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6559 DEF_VEC_ALLOC_FUNC_I.
6560 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6561 (vec_stack_p_reserve_exact_1): Declare.
6562 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6563 (vec_stack_free): Declare.
6564 (VEC_stack_alloc): Define.
6565 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6566 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6567 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6568 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6570 (stack_vecs): New static variable.
6571 (vec_stack_p_reserve_exact_1): New function.
6572 (vec_stack_o_reserve_1): New static function.
6573 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6574 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6575 (vec_stack_free): New function.
6576 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6577 (VEC_df_ref_stack_alloc): Define.
6578 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6579 DEF_VEC_ALLOC_P_STACK.
6580 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6581 (struct df_collection_rec): Change _vec fields to VEC. Remove
6583 (df_free_collection_rec): Adjust for new fields.
6584 (df_insn_rescan): Use new df_collection_rec fields.
6585 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6586 (df_ref_create_structure, df_ref_record): Likewise.
6587 (df_get_conditional_uses, df_get_call_refs): Likewise.
6588 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6589 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6590 (df_record_exit_block_uses, df_bb_verify): Likewise.
6591 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6592 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6593 Remove count parameter. Change return type to void. Change all
6595 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6596 Remove count parameter. Change return type to void. Change all
6598 (df_install_refs): Change old_vec parameter to VEC. Remove count
6599 parameter. Change all callers.
6600 (df_install_mws): Change old_vec parameter to VEC. Remove count
6601 parameter. Change all callers.
6602 (df_refs_verify): Change new_rec parameter to VEC. Change call
6604 (df_mws_verify): Likewise.
6606 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6608 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6610 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6612 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6614 2009-06-10 Anthony Green <green@moxielogic.com>
6616 * config/moxie/crti.asm: New file.
6617 * config/moxie/crtn.asm: New file.
6618 * config/moxie/moxie.c: New file.
6619 * config/moxie/moxie.h: New file.
6620 * config/moxie/sfp-machine.h: New file.
6621 * config/moxie/moxie-protos.h: New file.
6622 * config/moxie/t-moxie: Created.
6623 * config/moxie/t-moxie-softfp: Created.
6624 * config/moxie/moxie.md: Created.
6625 * config/moxie/constraints.md: Created.
6626 * config.gcc: Add moxie support.
6627 * doc/md.texi (Machine Constraints): Add moxie constraints.
6628 * doc/contrib.texi (Contributors): Mention moxie port.
6629 * doc/install.texi (Specific): Mention the moxie port.
6631 2009-06-09 Ian Lance Taylor <iant@google.com>
6633 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6635 * optabs.c (optab_table): Only use designated initializers if
6636 HAVE_DESIGNATED_INITIALIZERS is defined.
6637 (convert_optab_table): Likewise.
6638 (init_optabs): Always call init_insn_codes if
6639 HAVE_DESIGNATED_INITIALIZERS is not defined.
6641 2009-06-09 Ian Lance Taylor <iant@google.com>
6643 * targhooks.c (default_builtin_vectorized_function): Change fn
6644 parameter to unsigned int.
6645 (default_builtin_vectorized_conversion): Change code parameter to
6647 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6648 * targhooks.h: Update declarations.
6649 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6650 parameter to unsigned int.
6652 * c-typeck.c (comptypes_check_enum_int): New static function.
6653 (comptypes_internal): Add enum_and_int_p parameter. Change all
6655 (comp_target_types): Add location parameter. Change all callers.
6656 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6658 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6659 (build_conditional_expr): Add colon_loc parameter. Change all
6661 (convert_for_assignment): Add location parameter. Change all callers.
6662 * c-parser.c (c_parser_conditional_expression): Pass location of
6663 colon to build_conditional_expr.
6664 * c-tree.h (build_conditional_expr): Update declaration.
6666 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6668 * graphite.c: Revert previous patch.
6670 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6673 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6675 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6677 * tree-ssa-loop-prefetch.c
6678 (loop_prefetch_arrays): Fixed a portability problem in printf format
6681 2009-06-09 Martin Jambor <mjambor@suse.cz>
6683 PR tree-optimization/40351
6684 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6685 refrence to a potential artifical subaccess can be constructed.
6687 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6689 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6690 (sh_override_options): Likewise.
6691 * config/sh/sh.c: Include params.h.
6692 (sh_optimization_options): New.
6693 (sh_override_options): Likewise.
6694 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6695 (OVERRIDE_OPTIONS): Use sh_override_options.
6697 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6699 * dwarf2out.c (emit_cfa_remember): New variable.
6700 (add_fde_cfi): If emit_cfa_remember, recurse to add
6701 DW_CFA_remember_state first.
6702 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6703 instead just set emit_cfa_remember.
6705 2009-06-08 Jan Hubicka <jh@suse.cz>
6708 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6710 2009-06-08 Jan Hubicka <jh@suse.cz>
6713 * cgraphunit.c (save_inline_function_body): Do not copy transform
6714 hooks for saved inline bodies.
6715 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6718 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6720 * jump.c (returnjump_p): Handle delayed branches. Add missing
6723 2009-06-08 Jan Hubicka <jh@suse.cz>
6726 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6727 original node might've been modified.
6728 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6730 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6732 * tree-object-size.c (addr_object_size): Add OSI argument.
6733 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6734 (compute_builtin_object_size, expr_object_size): Adjust callers.
6735 (plus_stmt_object_size): Call addr_object_size instead of
6736 compute_builtin_object_size.
6738 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6739 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6741 * tree-ssa-loop-prefetch.c
6742 (gather_memory_references): Introduced a counter for the number of
6744 (anything_to_prefetch_p): Introduced a counter for the number of
6746 (is_loop_prefetching_profitable): New function with a cost model
6748 (loop_prefetch_arrays): Use the new cost model to determine if
6749 prefetching is profitable.
6750 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6751 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6752 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6753 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6754 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6755 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6757 2009-06-08 Michael Matz <matz@suse.de>
6760 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6761 partitions use the same.
6762 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6763 for basevars of SSA_NAMEs.
6764 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6765 to not expand them twice.
6766 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6769 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6771 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6772 (fdump-final-insns=, gtoggle): New.
6773 * doc/invoke.texi: Document them.
6774 * final.c (rest_of_clean_state): Dump final insn stream.
6775 * gcc.c (invoke_as): Hook in -fcompare-debug.
6776 (static_spec_functions): Add compare-debug-dump-opt,
6777 compare-debug-self-opt and compare-debug-auxbase-opt.
6778 (compare_debug, compare_debug_second, compare_debug_opt): New.
6779 (switches_debug_check, n_switches_debug_check): New.
6780 (debug_auxbase_opt, debug_check_temp_file): New.
6781 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6783 (do_self_spec): Handle arguments after switches.
6784 (do_spec_1): Add .gk extension to temp file basenames for compare.
6785 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6786 (cc1_options): Use it instead of normal auxbase computation for
6787 the second compare-debug compilation.
6788 (compare_files): New.
6789 (main): Set up and implement compare debug mode.
6790 (compare_debug_dump_opt_spec_function): New.
6791 (compare_debug_self_opt_spec_function): New.
6792 (compare_debug_auxbase_opt_spec_function): New.
6793 * toplev.c (process_options): Handle flag_gtoggle,
6794 flag_dump_final_insns.
6795 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6796 during -fcompare-debug-second compilation.
6798 2009-06-07 Ian Lance Taylor <iant@google.com>
6800 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6801 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6803 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6804 with no default node. Change warning with %H to warning_at.
6805 Don't clear warn_switch around case checking.
6806 * doc/invoke.texi (Warning Options): Clarify distinction between
6807 -Wswitch and -Wswitch-enum.
6809 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6811 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6815 * gbl-ctors.h: Add header guard.
6817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6819 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6820 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6821 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6822 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6823 prototypes for removed functions.
6824 (expressions_equal_p): Move to ...
6825 * tree-ssa-sccvn.h: ... here and ...
6826 * matrix-reorg.c: ... adjust includes.
6828 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6830 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6832 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6834 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6835 (finish_function): Remove erroneous whitespace.
6837 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6839 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6840 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6842 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6844 * errors.c (internal_error): Commentary typo fix.
6845 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6846 * tree-ssa-pre.c: Ditto.
6848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6850 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6851 them is supposed to hold actual statements.
6853 2009-06-06 Ian Lance Taylor <iant@google.com>
6855 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6856 empty statements can now have attributes.
6858 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6860 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6861 * config/mips/mips.md: Ditto.
6863 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6865 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6867 (__eabi_uconvert): Likewise.
6869 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6871 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6872 CFI_* definitions with IN_GCC.
6874 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6876 * xcoffout.h (xcoffout_source_line): Update prototype.
6878 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6881 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6883 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6886 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6887 inlined_function_outer_scope_p blocks for artificial inlines
6889 * tree.c (tree_nonartificial_location): Rewrite using
6890 block_nonartificial_location.
6892 2009-06-05 Revital Eres <eres@il.ibm.com>
6893 Leehod Baruch <leehod@il.ibm.com>
6895 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6896 (expand_expr_real_1): Remove comment.
6897 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6898 Vectorize misaligned access when the target supports it.
6899 (vect_supportable_dr_alignment): Check for unaligned access support.
6900 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6903 2009-06-05 Julian Brown <julian@codesourcery.com>
6905 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6906 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6908 2009-06-05 Richard Guenther <rguenther@suse.de>
6911 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6914 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6916 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6917 (save_gprs): Don't tell unwinder when a global register is saved.
6918 (s390_emit_epilogue): Emit needed epilogue unwind info.
6920 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6922 * dwarf2out.c (deferred_asm_name): New.
6923 (add_name_and_src_coords_attributes): Defer creation of
6924 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6926 (move_linkage_attr): New.
6927 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6930 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6932 * tree-nested.c (finalize_nesting_tree_1): Declare the
6933 frame_decl in the binding tree.
6935 2009-06-04 Cary Coutant <ccoutant@google.com>
6937 * basic-block.h (struct basic_block_def): Add discriminator field.
6938 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6940 * debug.c (do_nothing_debug_hooks): Add additional entry.
6941 (debug_nothing_int_charstar_int): New function.
6942 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6943 (debug_nothing_int_charstar_int): New declaration.
6944 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6945 discriminator value in .loc directive.
6946 * final.c (last_discriminator): New variable.
6947 (discriminator): New variable.
6948 (final_start_function): Initialize above variables, pass current
6949 discriminator to debug hook.
6950 (notice_source_line): Check for discriminator change.
6951 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6952 * sdbout.c (sdbout_source_line): New parameter.
6953 * tree-cfg.c (struct locus_discrim_map): New structure type.
6954 (discriminator_per_locus): New hash table.
6955 (build_gimple_cfg): Allocate and free discriminator hash table.
6956 (make_edges): Call assign_discriminator.
6957 (locus_map_hash): New function.
6958 (locus_map_eq): New function.
6959 (next_discriminator_for_locus): New function.
6960 (same_line_p): New function.
6961 (assign_discriminator): New function.
6962 (make_cond_expr_edges): Call assign_discriminator.
6963 (make_gimple_switch_edges): Likewise.
6964 (first_non_label_stmt): New function.
6965 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6967 * xcoffout.c (xcoffout_source_line): Add new parameter.
6969 * configure.ac (gcc_cv_as_discriminator): New configury check for
6970 gas support for discriminator.
6971 * configure: Regenerate.
6972 * config.in: Regenerate.
6974 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6976 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6977 val after checking for integers.
6979 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6981 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6983 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6984 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6985 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6986 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6987 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6988 X64_SSE_REGPARM_MAX.
6989 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6990 X64_SSE_REGPARM_MAX.
6992 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6994 * gcc.c (report_times_to_file): New.
6995 (execute): Implement it.
6996 (process_command): Support -time=.
6997 * doc/invoke.texi: Document it.
6999 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7001 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7002 that have value exprs.
7004 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7006 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7007 declarations for constants until...
7008 (dw2_output_indirect_constant_1): ... this point.
7010 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7013 * arm.md (arm_addsi3): Don't try to split an add with an
7014 eliminable register until after reload has completed.
7016 2009-06-03 Ian Lance Taylor <iant@google.com>
7018 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7019 * genattrtab.c (write_length_unit_log): Likewise.
7020 * genchecksum.c (dosum): Likewise.
7021 * gengtype.c (write_rtx_next): Likewise.
7022 (finish_root_table, write_roots): Likewise.
7023 * gimple.c (gimple_ops_offset_): Likewise.
7024 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7025 * config/arc/arc.c (arc_attribute_table): Likewise.
7026 * config/arm/arm.c (arm_attribute_table): Likewise.
7027 * config/avr/avr.c (avr_attribute_table): Likewise.
7028 * config/crx/crx.c (crx_attribute_table): Likewise.
7029 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7030 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7031 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7032 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7033 * config/sh/sh.c (sh_attribute_table): Likewise.
7034 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7035 * config/spu/spu.c (spu_attribute_table): Likewise.
7036 * config/v850/v850.c (v850_attribute_table): Likewise.
7038 * config/alpha/alpha.c (vms_attribute_table): Make static.
7039 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7040 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7041 * config/mips/mips.c (mips_attribute_table): Likewise.
7043 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7045 (cc1-checksum.o): Likewise.
7047 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7049 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7051 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7053 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7054 insn if it is changing sp. Use gen_add3_insn instead of
7055 conditionally gen_addsi3 and gen_adddi3.
7056 (offset_below_red_zone_p): New static inline function.
7057 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7058 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7059 * config/rs6000/ppc-asm.h: Include auto-host.h.
7060 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7061 CFI_RESTORE): Define.
7062 * config/rs6000/crtresxgpr.asm: Add unwind info.
7063 * config/rs6000/crtresxfpr.asm: Likewise.
7064 * config/rs6000/crtresgpr.asm: Likewise.
7065 * config/rs6000/crtresfpr.asm: Likewise.
7066 * config/rs6000/crtsavgpr.asm: Likewise.
7067 * config/rs6000/crtsavfpr.asm: Likewise.
7069 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7070 argument of DWARF2_FRAME_REG_OUT macros.
7072 2009-06-03 Julian Brown <julian@codesourcery.com>
7074 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7075 words or less (including TImode) in core registers.
7077 2009-06-03 Richard Guenther <rguenther@suse.de>
7080 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7082 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7084 * statistics.c (statistics_counter_event): Do not record event
7085 in pass dump if its number == -1.
7086 (curr_statistics_hash): Add assert that we never get passes
7087 with static number == -1.
7089 2009-06-03 Richard Guenther <rguenther@suse.de>
7090 Andrey Belevantsev <abel@ispras.ru>
7092 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7093 non-BLKmode arrays addressable.
7095 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7097 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7098 * config/m68k/m68k.h: ... here.
7099 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7102 2009-06-03 Martin Jambor <mjambor@suse.cz>
7104 PR tree-optimization/40323
7105 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7108 2009-06-03 Richard Guenther <rguenther@suse.de>
7110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7113 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7115 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7116 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7117 JUMP_TABLE_DATA_P where applicable.
7118 * config/sh/sh.c: Ditto.
7119 * config/sh/sh.h: Ditto.
7120 * config/sh/sh.md: Ditto.
7121 * config/sh/symbian.c: Ditto.
7123 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7125 * config/i386/driver-i386.c (describe_cache): Optimize
7126 concatenation of strings. Use snprintf instead of sprintf.
7127 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7128 target when not compiling with GCC.
7130 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7132 * config/sh/sh.c: Revert last change.
7133 (sh_expand_epilogue): Emit a blockage insn before the frame
7134 pointer adjustment unconditionally.
7136 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7138 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7139 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7140 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7141 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7142 to COLLECT_GCC_OPTIONS.
7144 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7146 * collect2.c (target_system_root): New variable.
7147 (main): Handle --sysroot=.
7148 (ignore_library): Strip the sysroot from the library path.
7150 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7152 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7153 (collect2.o): Depend on collect2-aix.h.
7154 (collect2-aix.o): New rule.
7155 * collect2-aix.h: New file.
7156 * collect2-aix.c: Likewise.
7157 * collect2.c: Include collect2-aix.h. Don't undefine
7158 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7159 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7160 Use TARGET_AIX_VERSION instead of _AIX51.
7161 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7162 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7163 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7164 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7165 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7169 * collect2.c (ignore_library): Avoid premature post-increment
7172 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7174 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7175 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7176 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7177 CROSS_DIRECTORY_STRUCTURE too.
7178 (LINK_LIBG_SPEC): Likewise.
7179 (LIB_SPEC): Add %R to sysroot paths.
7180 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7181 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7182 * config/rs6000/aix51.h: As for aix43.h.
7183 * config/rs6000/aix52.h: Likewise.
7184 * config/rs6000/aix53.h: Likewise.
7185 * config/rs6000/aix61.h: Likewise.
7186 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7187 to the beginning of sysroot paths.
7189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7191 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7192 INSN_LISTs that are out of the REG_NOTE range.
7194 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7196 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7197 (struct var_to_expand): Likewise.
7198 (struct opt_info): Add head and tail for linked lists of the above.
7199 (analyze_insn_to_expand_var): Initialize next.
7200 (analyze_iv_to_split_insn): Likewise.
7201 (analyze_insns_in_loop): Create linked lists.
7202 (allocate_basic_variable): Simplify for use without hash table.
7203 (insert_var_expansion_initialization): Likewise, make it type-safer.
7204 (combine_var_copies_in_loop_exit): Likewise.
7205 (apply_opt_in_copies): Walk lists rather than hash tables.
7206 (release_var_copies): Simplified and inlined by hand into...
7207 (free_opt_info): ... this function.
7209 2009-06-02 Richard Guenther <rguenther@suse.de>
7211 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7216 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7217 only for builtins that are not overridden.
7219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7221 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7224 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7226 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7228 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7230 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7232 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7234 * common.opt (fdump-unnumbered-links): New.
7235 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7236 * print-rtl.c (flag_dump_unnumbered_links): New.
7237 (print_rtx): Test it.
7239 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7241 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7242 push/pop multiple to 8-byte alignment.
7244 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7246 * config/i386/i386.c (queued_cfa_restores): New static variable.
7247 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7249 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7250 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7251 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7252 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7253 note unconditionally.
7254 (ix86_emit_restore_regs_using_mov): Likewise.
7255 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7256 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7257 it through to ix86_emit_restore_reg_using_pop.
7258 (ix86_emit_leave): Add RED_OFFSET argument. Call
7259 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7260 instead of adding REG_CFA_OFFSET note unconditionally.
7261 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7262 the above functions. Call ix86_add_queued_cfa_restore_notes when
7265 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7266 force output of the label even for dwarf2out_do_cfi_asm.
7267 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7268 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7269 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7271 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7272 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7273 dwarf2out_cfi_label callers.
7274 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7275 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7276 Adjust dwarf2out_cfi_label callers.
7277 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7279 * config/i386/i386.h (struct machine_cfa_state,
7280 struct machine_function): Guard with ifndef USED_FOR_TARGET
7281 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7284 * emutls.c (__emutls_get_address): Change arr->size to mean number
7285 of allocated arr->data entries instead of # of slots + 1.
7288 * recog.c (peep2_reinit_state): New function.
7289 (peephole2_init_state): Use it at the end of a basic block and also
7290 when seeing a RTX_FRAME_RELATED_P insn.
7292 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7294 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7295 fixuns_truncrfdi2): New.
7296 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7297 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7298 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7299 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7300 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7301 *recip_approx): Remove.
7302 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7303 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7304 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7306 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7309 2009-06-01 Ian Lance Taylor <iant@google.com>
7311 * attribs.c (register_attribute): Use CONST_CAST.
7312 * collect2.c (main): Use CONST_CAST2.
7313 (scan_prog_file): Likewise.
7314 * gcc.c (process_command, main): Likewise.
7315 * toplev.c (toplev_main): Likewise.
7317 * c-typeck.c (handle_warn_cast_qual): New static function,
7318 partially broken out of build_c_cast.
7319 (build_c_cast): Call handle_warn_cast_qual.
7320 * doc/invoke.texi (Warning Options): Document new effect of
7323 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7325 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7326 (diagnostic_report_current_module): Print columns.
7327 * common.opt (flag_show_column): Enable by default.
7329 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7331 * alias.c (find_base_term): Check for NULL term before returning.
7333 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7335 Revert due to PR40320:
7336 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7337 * calls.c (emit_library_call_value_1): Don't force_operand for move
7340 2009-06-01 Olivier Hainque <hainque@adacore.com>
7341 Eric Botcazou <ebotcazou@adacore.com>
7343 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7344 to be processed as a bitfield for constructor output purposes.
7345 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7347 * varasm.c (oc_local_state): New type, output_constructor
7348 local state to support communication with helpers.
7349 (oc_outer_state): New type, output_constructor outer state of
7350 relevance in recursive calls.
7351 (output_constructor_array_range): New output_constructor helper,
7352 extracted code for an array range element.
7353 (output_constructor_regular_field): New output_constructor helper,
7354 extracted code for an element that is not a bitfield.
7355 (output_constructor_bitfield): New output_constructor helper,
7356 extracted code for a bitfield element. Accept an OUTER state
7357 argument for recursive processing. Recurse on record or array
7358 CONSTRUCTOR values, possibly past noop conversions.
7359 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7360 VALUE is a valid constant-valued expression for use in a static
7361 bit-field initializer.
7362 (output_constructor): Rework to use helpers. Accept and honor an
7363 OUTER state argument for recursive calls. Return total size. Be
7364 prepared for nested constructors initializing bitfields.
7365 (output_constant): Feed OUTER in calls to output_constructor.
7367 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7369 * calls.c (emit_library_call_value_1): Don't force_operand for move
7372 2009-06-01 Nick Clifton <nickc@redhat.com>
7374 * doc/invoke.texi (IA-64 Options): Fix typo.
7376 2009-06-01 Ira Rosen <irar@il.ibm.com>
7378 PR tree-optimization/39129
7379 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7381 (vect_do_peeling_for_loop_bound): Use
7382 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7383 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7384 (vect_loop_versioning): Likewise.
7385 (vect_create_cond_for_alias_checks): Fix indentation.
7386 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7388 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7389 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7390 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7391 "control flow in loop".
7392 (vect_estimate_min_profitable_iters): Use
7393 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7394 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7395 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7396 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7397 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7398 statement belongs to a group of strided accesses with the exact code
7400 (vectorizable_load): Likewise.
7401 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7402 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7404 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7406 * config/freebsd-stdint.h: New file.
7407 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7408 Add freebsd-stdint.h to tm_file.
7410 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7412 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7413 (thumb2_extendhidi2): Likewise.
7415 2009-05-31 Ian Lance Taylor <iant@google.com>
7417 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7419 2009-05-31 Ian Lance Taylor <iant@google.com>
7421 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7422 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7423 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7425 2009-05-31 Jason Merrill <jason@redhat.com>
7427 * tree-pretty-print.c (print_call_name): Take the callee, not the
7428 call itself. Make non-static. Use dump_function_name for functions.
7429 (dump_generic_node): Adjust.
7430 * diagnostic.h: Declare print_call_name.
7431 * gimple-pretty-print.c (dump_gimple_call): Use it.
7433 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7435 * config/sh/sh.md (ashldi3_std): New define_expand.
7438 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7441 * config/sh/sh.c: Include debug.h.
7442 (sh_expand_epilogue): Emit a blockage insn before the frame
7443 pointer adjustment also when dwarf2out_do_frame returns true.
7445 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7447 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7448 (thumb2_extendqidi2): New pattern.
7450 2009-05-31 Ira Rosen <irar@il.ibm.com>
7452 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7453 mark phis for renaming.
7454 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7455 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7456 Call mark_sym_for_renaming.
7457 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7458 * tree-vect-loop.c (vect_transform_loop): Remove
7459 vect_memsyms_to_rename initialization and a call to
7460 mark_set_for_renaming.
7462 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7465 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7466 frame related even if !set_cfa && style < 0.
7468 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7470 * config/i386/mingw-tls.c: New file.
7471 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7472 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7473 defining _WIN32 but not __CYGWIN__.
7475 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7477 * configure.ac: Add MPC support.
7479 * config.in, configure: Regenerate.
7481 2009-05-29 Richard Henderson <rth@redhat.com>
7483 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7484 NOTE_INSN_BASIC_BLOCK.
7485 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7486 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7487 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7489 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7491 (add_cfi): Disable check redefining cfa away from drap.
7492 (lookup_cfa_1): Add remember argument; handle remember/restore.
7493 (lookup_cfa): Pass remember argument.
7494 (cfa_remember): New.
7495 (compute_barrier_args_size_1): Remove sibcall check.
7496 (dwarf2out_frame_debug_def_cfa): New.
7497 (dwarf2out_frame_debug_adjust_cfa): New.
7498 (dwarf2out_frame_debug_cfa_offset): New.
7499 (dwarf2out_frame_debug_cfa_register): New.
7500 (dwarf2out_frame_debug_cfa_restore): New.
7501 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7502 (dwarf2out_begin_epilogue): New.
7503 (dwarf2out_frame_debug_restore_state): New.
7504 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7505 DW_CFA_restore_state.
7506 (output_cfi_directive): Likewise.
7507 (convert_cfa_to_fb_loc_list): Likewise.
7508 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7509 * dwarf2out.h: Update.
7510 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7511 (copy_insn_1): Early out for null.
7512 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7513 and dwarf2out_frame_debug_restore_state.
7514 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7515 (prologue_insn_hash, epilogue_insn_hash): New.
7516 (free_after_compilation): Adjust freeing accordingly.
7517 (record_insns): Create hash table if needed; push insns into
7518 hash instead of array.
7519 (maybe_copy_epilogue_insn): New.
7520 (contains): Search hash table instead of array.
7521 (sibcall_epilogue_contains): Remove.
7522 (thread_prologue_and_epilogue_insns): Split eh_return insns
7523 and mark them as epilogues.
7524 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7525 scanning in terms of basic blocks.
7526 * insn-notes.def (CFA_RESTORE_STATE): New.
7527 * jump.c (returnjump_p_1): Accept EH_RETURN.
7528 (eh_returnjump_p_1, eh_returnjump_p): New.
7529 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7530 CFA_REGISTER, CFA_RESTORE): New.
7531 * rtl.def (EH_RETURN): New.
7532 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7534 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7535 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7537 * config/i386/i386.c (gen_push): Update cfa state.
7538 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7539 add a CFA_ADJUST_CFA note.
7540 (ix86_dwarf_handle_frame_unspec): Remove.
7541 (ix86_expand_prologue): Update cfa state.
7542 (ix86_emit_restore_reg_using_pop): New.
7543 (ix86_emit_restore_regs_using_pop): New.
7544 (ix86_emit_leave): New.
7545 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7546 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7547 * config/i386/i386.h (struct machine_cfa_state): New.
7548 (ix86_cfa_state): New.
7549 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7550 (eh_return_internal): Merge from eh_return_<mode>,
7551 use eh_return rtx, split w/ epilogue.
7553 2009-05-29 Ian Lance Taylor <iant@google.com>
7555 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7557 * calls.c (emit_library_call_value_1): Likewise.
7559 * c-typeck.c (c_build_va_arg): New function.
7560 * c-tree.h (c_build_va_arg): Declare.
7561 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7562 instead of build_va_arg.
7564 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7566 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7567 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7568 (ptr_difference_cost): Use affine combinations to compute it.
7569 (difference_cost): Likewise.
7570 (get_computation_cost_at): Compute more accurate cost for addresses
7571 if the ratio is a multiplier allowed in addresses.
7572 For non-addresses, consider that an additional offset or symbol is
7575 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7577 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7578 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7580 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7581 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7582 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7584 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7585 to 1 for TYPE_SSE{IADD1,CVT1}.
7586 (prefix_vex_imm8): Removed.
7587 (length_vex): Only pass 1 as second argument to
7588 ix86_attr_length_vex_default if prefix_extra is 0.
7589 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7590 (length): For prefix vex computation use length_immediate
7591 attribute instead of prefix_vex_imm8.
7592 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7593 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7594 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7595 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7596 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7597 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7598 a space in between the operands.
7599 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7600 if one operand is 0xff and the other one si, di, bp or sp.
7601 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7602 other one si, di, bp or sp.
7603 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7604 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7605 type and mode attributes.
7606 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7607 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7608 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7609 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7610 prefix_data16 attribute iff MODE_DF.
7611 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7612 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7613 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7614 constm128_operand in length_immediate computation.
7615 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7616 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7617 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7618 length_immediate attribute to 1.
7619 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7620 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7621 for certain alternatives.
7622 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7623 prefix_data16 attribute if MODE_V1DF.
7624 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7625 length_immediate to 1.
7626 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7627 length_address to 4, set mode attribute to MODE_DI.
7628 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7629 (fxam<mode>2_i387): Set length attribute to 4.
7630 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7631 *prefetch_3dnow_rex): Override length_address attribute.
7632 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7634 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7635 (constm128_operand): Removed.
7636 * config/i386/i386.c (memory_address_length): For
7637 disp && !index && !base in 64-bit mode account for SIB byte if
7638 print_operand_address can't optimize disp32 into disp32(%rip)
7639 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7640 for fs: or gs: segment.
7641 (ix86_attr_length_immediate_default): When checking if shortform
7642 is possible, truncate immediate to the length of the non-shortened
7644 (ix86_attr_length_address_default): Ignore MEM_P operands
7646 (ix86_attr_length_vex_default): Only check for DImode on
7647 GENERAL_REG_P operands.
7648 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7649 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7650 (sse_cvttps2pi): Clear prefix_rep attribute.
7651 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7653 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7654 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7655 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7656 iff operand 2 is const_int_operand.
7657 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7658 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7659 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7661 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7663 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7664 prefix_data16 attribute for movlpd and movhpd instructions.
7665 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7666 length_immediate for shufpd instruction.
7667 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7668 (avx_cmpp<avxmodesuffixf2c><mode>3,
7669 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7670 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7671 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7672 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7673 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7674 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7675 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7676 prefix_data16 attribute for the first alternative to 1.
7677 (*avx_loadlps): Override length_immediate for the first alternative.
7678 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7679 attributes for second alternative.
7680 (*vec_concatv2sf_sse4_1): Override length_immediate and
7681 prefix_data16 attributes for second alternative.
7682 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7683 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7684 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7685 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7686 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7687 prefix_data16 and length_immediate to 1.
7688 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7690 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7691 prefix_extra attribute for variants that don't have 0f prefix alone.
7692 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7693 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7694 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7695 *sse4_1_pextrd): Set length_immediate to 1.
7696 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7697 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7699 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7700 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7701 length_immediate to 1 for second alternative.
7702 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7703 prefix_extra and length_immediate attributes for the first
7705 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7707 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7708 to 1 for the first and third alternative.
7709 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7711 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7713 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7715 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7716 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7717 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7718 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7719 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7720 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7721 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7722 ssse3_psign<mode>3): Override prefix_rex attribute.
7723 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7724 (ssse3_palignrti): Override length_immediate to 1.
7725 (ssse3_palignrdi): Override length_immediate to 1, override
7726 prefix_rex attribute.
7727 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7728 (sse4a_extrqi): Override length_immediate to 2.
7729 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7730 (sse4a_insertq): Override prefix_data16 to 0.
7731 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7732 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7733 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7734 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7735 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7736 and length_immediate to 1.
7737 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7738 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7739 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7740 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7741 and length_immediate to 1.
7742 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7743 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7744 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7745 avx_ptest256): Override prefix_extra to 1.
7746 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7747 Override prefix_data16 and length_immediate to 1.
7748 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7749 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7750 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7751 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7752 prefix_data16 to 0 and prefix_extra to 2.
7753 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7754 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7756 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7757 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7758 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7759 and prefix_extra to 2.
7760 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7761 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7762 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7763 avx_vpermilvar<mode>3,
7764 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7765 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7766 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7767 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7768 Override prefix_extra to 1.
7769 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7770 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7771 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7772 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7773 prefix_extra and length_immediate to 1.
7774 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7776 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7777 to 1 for the first alternative.
7778 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7779 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7781 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7782 *movv2sf_internal_avx, *movv2sf_internal): Override
7783 prefix_rep attribute for certain alternatives.
7784 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7785 attributes for certain alternatives.
7786 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7787 attributes for certain alternatives.
7788 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7789 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7790 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7791 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7792 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7793 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7794 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7795 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7796 length_immediate to 1 if operand 2 is const_int_operand.
7797 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7798 *vec_extractv2si_1): Set length_immediate attribute to 1.
7799 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7800 using old 3DNOW insn rather than SSE/3DNOW_A.
7801 (mmx_emms, mmx_femms): Clear modrm attribute.
7803 2009-05-29 Martin Jambor <mjambor@suse.cz>
7805 * tree-sra.c: New implementation of SRA.
7807 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7808 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7809 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7810 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7811 (SRA_MAX_STRUCTURE_COUNT): Removed.
7812 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7813 * doc/invoke.texi (sra-max-structure-size): Removed.
7814 (sra-field-structure-ratio): Removed.
7816 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7819 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7822 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7824 PR rtl-optimization/40101
7825 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7826 seqno. Adjust comment.
7827 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7828 inserting bookkeeping before a jump, the jump is not scheduled.
7829 When no positive seqno found, provide a value. Add comment.
7831 2009-05-29 Richard Guenther <rguenther@suse.de>
7833 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7834 short-cutting on the first component.
7836 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7839 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7840 for trees other than decls/types.
7842 2009-05-29 Richard Guenther <rguenther@suse.de>
7844 * tree-ssa-operands.c (get_expr_operands): Do not handle
7845 INDIRECT_REFs in the handled-component case. Remove
7846 unused get_ref_base_and_extent case.
7847 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7848 tree_low_cst and host_integerp where possible.
7849 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7850 codes for equivalence.
7851 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7853 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7855 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7856 to tmake_file for i[34567]86-*-cygwin*.
7858 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7861 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7862 (altivec_categorize_keyword, init_vector_keywords,
7863 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7866 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7868 * tree.c (handle_dll_attribute): Check if node is
7869 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7871 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7873 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7875 (thumb2_zero_extendqidi2): Likewise.
7877 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7879 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7880 instead of gen_movrt.
7881 * config/sh/sh.md (movrt): Remove.
7883 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7885 * doc/invoke.texi (IA-64 Options):
7886 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7887 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7888 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7889 -msched-prefer-non-control-spec-insns,
7890 -msched-stop-bits-after-every-cycle,
7891 -msched-count-spec-in-critical-path,
7892 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7893 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7894 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7895 and -msched-spec-verbose.
7897 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7899 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7900 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7902 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7904 2009-05-28 Richard Guenther <rguenther@suse.de>
7906 * tree-ssa-alias.c (ao_ref_init): New function.
7907 (ao_ref_base): Likewise.
7908 (ao_ref_base_alias_set): Likewise.
7909 (ao_ref_alias_set): Likewise.
7910 (refs_may_alias_p_1): Change signature.
7911 (refs_may_alias_p): Adjust.
7912 (refs_anti_dependent_p): Likewise.
7913 (refs_output_dependent_p): Likewise.
7914 (call_may_clobber_ref_p_1): Change signature.
7915 (call_may_clobber_ref_p): Adjust.
7916 (stmt_may_clobber_ref_p_1): New function split out from ...
7917 (stmt_may_clobber_ref_p): ... here.
7918 (maybe_skip_until): Adjust signature.
7919 (get_continuation_for_phi): Likewise.
7920 (walk_non_aliased_vuses): Likewise.
7921 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7922 (ao_ref_init): Declare.
7923 (ao_ref_base): Likewise.
7924 (ao_ref_alias_set): Likewise.
7925 (stmt_may_clobber_ref_p_1): Likewise.
7926 (walk_non_aliased_vuses): Adjust.
7927 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7928 (get_ref_from_reference_ops): remove.
7929 (vn_reference_lookup_2): Adjust signature.
7930 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7931 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7932 (vn_reference_lookup): Adjust.
7933 (vn_reference_insert): Likewise.
7934 (vn_reference_insert_pieces): Adjust signature.
7935 (visit_reference_op_call): Adjust.
7936 * tree-ssa-pre.c (get_expr_type): Simplify.
7937 (phi_translate_1): Adjust.
7938 (compute_avail): Likewise.
7939 (translate_vuse_through_block): Do not re-build trees.
7940 (value_dies_in_block_x): Likewise.
7941 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7943 (vn_reference_lookup_pieces): Adjust declaration.
7944 (vn_reference_insert_pieces): Likewise.
7946 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7948 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7949 with checking disabled.
7951 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7955 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7956 macro definition for support of three-operand format aligned
7957 .comm directive in assembler on cygwin/pe/mingw target OS.
7958 * configure: Regenerate.
7959 * config.h: Regenerate.
7961 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7962 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7963 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7965 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7966 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7968 2009-05-28 Ira Rosen <irar@il.ibm.com>
7970 PR tree-optimization/40254
7971 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7972 in analysis of basic blocks.
7974 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7977 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7978 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7979 (TARGET_INITIALIZER): Use it.
7980 * cse.c (CHEAPER): Move it up to the other macros.
7981 (insert): Rename this ...
7982 (insert_with_costs): ... to this. Add cost parameters. Update
7984 (insert): New function. Call insert_with_costs.
7985 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7986 find_reg_offset_for_const, try_const_anchors): New functions.
7987 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7988 when using a const-anchor. Call insert_const_anchors.
7989 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7990 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7992 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7994 * tree-inline.c (remap_decls): Enable nonlocalized variables
7995 when not optimizing.
7997 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7999 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8000 Simplify other tests involving optimize.
8002 2009-05-27 Tom Tromey <tromey@redhat.com>
8004 * unwind-dw2.c (_Unwind_DebugHook): New function.
8005 (uw_install_context): Call _Unwind_DebugHook.
8007 2009-05-27 Tom Tromey <tromey@redhat.com>
8009 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8011 2009-05-27 Ian Lance Taylor <iant@google.com>
8013 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8014 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8015 (ALL_LINKERFLAGS): Define.
8016 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8017 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8018 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8019 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8020 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8021 $(LINKER_FOR_BUILD).
8022 (build/gcov-iov$(build_exeext)): Likewise.
8024 2009-05-27 Julian Brown <julian@codesourcery.com>
8026 * gcse.c (target.h): Include.
8027 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8028 copy of argument to a pseudo register.
8030 2009-05-27 Diego Novillo <dnovillo@google.com>
8032 * tree-ssa-live.c (dump_scope_block): Document arguments.
8033 (dump_scope_blocks): Document.
8034 (debug_scope_blocks): New.
8035 * tree-flow.h (debug_scope_blocks): Declare.
8037 2009-05-21 Denis Chertykov <denisc@overta.ru>
8039 * doc/contrib.texi (Contributors): Add myself to the list.
8041 2009-05-27 Olivier Hainque <hainque@adacore.com>
8043 * expr.c (target_align): New function. Alignment the TARGET of an
8044 assignment may be assume to have.
8045 (highest_pow2_factor_for_target): Use it instead of relying on
8046 immediate tree attributes of TARGET, not necessarily honored when
8047 intermediate bitfields are involved.
8049 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8052 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8053 AVX, SSE4, AES, PCLMUL and POPCNT.
8055 2009-05-27 Diego Novillo <dnovillo@google.com>
8057 * tree-pretty-print.c (dump_location): New.
8058 (dump_generic_node): Call it.
8059 Factor code to handle BLOCK nodes ...
8060 (dump_block_node): ... here.
8062 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8064 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8066 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8068 * gcc-plugin.h: Include config.h and system.h.
8069 (IN_GCC): Define if not defined.
8071 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8074 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8077 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8079 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8081 * config/m32r/m32r.h: Ditto.
8082 * config/m32r/m32r.md: Ditto.
8083 * config/m32r/predicates.md: Ditto.
8085 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8087 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8089 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8092 (Loading plugins): typo.
8093 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8094 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8095 (Interacting with the GCC Garbage Collector): Added new section.
8096 (Giving information about a plugin): Added new section for
8098 * ggc.h (ggc_register_root_tab): Added declaration.
8099 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8100 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8101 (register_callback): Improved comment in declaration.
8102 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8103 (extra_root_vec) Added static variable for dynamic roots registration.
8104 (ggc_register_root_tab) Added new routine.
8105 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8106 PLUGIN_GGC_MARKING event.
8107 * ggc-zone.c: Include plugin.h.
8108 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8109 * ggc-page.c: Include plugin.h.
8110 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8111 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8112 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8113 (register_callback): check lack of callbacks for
8114 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8115 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8116 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8117 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8118 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8119 dependency on plugin.h.
8120 (plugin.o): Added dependency on ggc.h...
8122 2009-05-26 Richard Guenther <rguenther@suse.de>
8126 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8127 with mismatched comparison modes.
8129 * expr.c (expand_expr_real_1): Expand the operand of a
8130 VIEW_CONVERT_EXPR in its natural mode.
8132 2009-05-26 Ian Lance Taylor <iant@google.com>
8134 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8135 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8136 (ALL_COMPILERFLAGS): Define.
8137 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8138 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8139 (collect2$(exeext), collect2.o): Likewise.
8140 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8141 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8142 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8143 (libbackend.o, intl.o, cppdefault.o): Likewise.
8144 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8145 (build/%.o): Use $(COMPILER_FOR_BUILD).
8146 (build/gen%$(build_exeext)): Likewise.
8147 (build/gcov-iov$(build_exeext)): LIkewise.
8148 * config/t-darwin (darwin.o): Use $(COMPILER).
8149 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8150 * config/t-sol2 (sol2-c.o): Likewise.
8152 * config/t-vxworks (vxworks.o): Likewise.
8153 * config/x-darwin (host-darwin.o): Likewise.
8154 * config/x-hpux (host-hpux.o): Likewise.
8155 * config/x-linux (host-linux.o): Likewise.
8156 * config/x-solaris (host-solaris.o): Likewise.
8157 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8158 * config/arm/t-arm (arm-c.o): Likewise.
8159 * config/arm/t-pe (pe.o): Likewise.
8160 * config/arm/t-wince-pe (pe.o): Likewise.
8161 * config/i386/t-cygming (winnt.o): Likewise.
8162 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8163 * config/i386/t-cygwin (cygwin1.o): Likewise.
8164 (cygwin2.o): Likewise.
8165 * config/i386/t-i386 (i386-c.o): Likewise.
8166 * config/i386/t-interix (winnt.o): Likewise.
8167 * config/i386/t-netware (netware.o): Likewise.
8168 * config/i386/t-nwld (nwld.o): Likewise.
8169 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8170 * config/i386/x-i386 (driver-i386.o): Likewise.
8171 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8172 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8173 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8174 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8175 * config/mips/x-native (driver-native.o): Likewise.
8176 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8177 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8178 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8179 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8180 * config/score/t-score-elf (score7.o): Likewise.
8181 (score3.o): Likewise.
8182 * config/sh/t-sh (sh-c.o): Likewise.
8183 * config/sh/t-symbian (sh-c.o): Likewise.
8184 (symbian.o): Likewise.
8185 * config/spu/t-spu-elf (spu-c.o): Likewise.
8186 * config/v850/t-v850 (v850-c.o): Likewise.
8187 * config/v850/t-v850e (v850-c.o): Likewise.
8189 2009-05-26 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/40122
8192 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8193 VECTOR_CSTs if possible.
8194 (fold_gimple_assign): Likewise.
8196 2009-05-26 Richard Guenther <rguenther@suse.de>
8199 * fold-const.c (fold_binary): Use the correct types for building
8202 2009-05-26 Richard Guenther <rguenther@suse.de>
8204 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8205 redundant calls to merge_alias_info.
8206 (bump_vector_ptr): Likewise.
8207 * tree-ssa-copy.c (merge_alias_info): Remove.
8208 (replace_exp_1): Remove call to merge_alias_info.
8209 (propagate_tree_value): Likewise.
8210 (fini_copy_prop): Propagate points-to info.
8211 * tree-flow.h (merge_alias_info): Remove.
8213 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8215 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8217 2009-05-25 Jan Hubicka <jh@suse.cz>
8219 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8220 * cgraph.h (struct inline_summary): New filed self_wize,
8221 size_inlining_benefit, self_time and time_inlining_benefit.
8222 (struct cgraph_global_info): Replace insns by time ans size fields.
8223 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8224 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8225 (ipcp_update_callgraph): Do not touch function bodies.
8226 * ipa-inline.c: Include except.h
8227 (MAX_TIME): New constant.
8228 (overall_insns): Remove.
8230 (overall_size, max_benefit): New static variables.
8231 (cgraph_estimate_time_after_inlining): New function.
8232 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8233 (cgraph_clone_inlined_nodes): Update size.
8234 (cgraph_mark_inline_edge): Update size.
8235 (cgraph_estimate_growth): Use size info.
8236 (cgraph_check_inline_limits): Check size.
8237 (cgraph_default_inline_p): Likewise.
8238 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8239 (cgraph_decide_recursive_inlining): Check size.
8240 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8242 (cgraph_decide_inlining): Likewise.
8243 (cgraph_decide_inlining_incrementally): Likewise; honor
8244 PARAM_EARLY_INLINING_INSNS.
8245 (likely_eliminated_by_inlining_p): New predicate.
8246 (estimate_function_body_sizes): New function.
8247 (compute_inline_parameters): Use it.
8248 * except.c (must_not_throw_labels): New function.
8249 * except.h (must_not_throw_labels): Declare.
8250 * tree-inline.c (init_inline_once): Kill inlining_weigths
8251 * tree-ssa-structalias.c: Avoid uninitialized warning.
8252 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8253 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8254 (PARAM_INLINE_CALL_COST): Remove.
8255 (PARAM_EARLY_INLINING_INSNS): New.
8257 2009-05-25 Richard Guenther <rguenther@suse.de>
8259 PR tree-optimization/36327
8260 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8261 callback for reference translation or lookup at the point of may-defs.
8262 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8263 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8264 for union COMPONENT_REFs.
8265 (vn_reference_lookup_3): New callback. Lookup from memset
8266 and CONSTRUCTOR assignment, translate through struct copies.
8267 (vn_reference_lookup_pieces): Make sure to not free the
8268 passed operands array. Adjust walk_non_aliased_vuses call.
8269 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8270 make sure we do not leak memory.
8272 2009-05-25 Richard Guenther <rguenther@suse.de>
8274 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8275 * tree-inline.c (expand_call_inline): Reset the escaped and
8277 * tree-ssa-structalias.c (pass_build_ealias): New.
8278 * tree-pass.h (pass_build_ealias): Declare.
8279 * passes.c (init_optimization_passes): Add PTA during
8280 early optimizations.
8281 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8282 and CALLUSED solutions.
8283 (dump_points_to_solution): New function, split out from ...
8284 (dump_points_to_info_for): ... here.
8285 * tree-parloops.c (parallelize_loops): Reset the escaped and
8288 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8291 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8292 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8294 2009-05-25 Ira Rosen <irar@il.ibm.com>
8296 PR tree-optimization/40238
8297 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8298 statements after basic block's labels.
8299 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8300 to free the allocated memory.
8302 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8304 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8305 return address with a USE.
8307 2009-05-24 Richard Guenther <rguenther@suse.de>
8310 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8311 array type from the main variant of the inner type.
8313 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8315 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8316 definition to bool (from int) to un-break build.
8317 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8319 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8321 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8322 discard_stmt_changes): Delete.
8323 * tree-ssa-operands.c (scb_stack): Delete.
8324 (init_ssa_operands): Do not initialize it.
8325 (fini_ssa_operands): Do not free it.
8326 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8328 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8329 update_stmt, remove the others. Fix comments.
8330 * tree-dfa.c (optimize_stack_restore): Likewise.
8331 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8332 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8333 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8334 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8336 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8337 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8338 (dom_opt_finalize_block): Likewise, adjusting access to
8340 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8341 (stmts_to_rescan): Change item type to gimple.
8342 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8344 2009-05-24 Ira Rosen <irar@il.ibm.com>
8346 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8347 * tree-pass.h (pass_slp_vectorize): New pass.
8348 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8349 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8350 * tree-vectorizer.c (timevar.h): Include.
8351 (user_vect_verbosity_level): Declare.
8352 (vect_location): Fix comment.
8353 (vect_set_verbosity_level): Update user_vect_verbosity_level
8354 instead of vect_verbosity_level.
8355 (vect_set_dump_settings): Add an argument. Ignore user defined
8356 verbosity if dump flags require higher level of verbosity. Print to
8357 stderr only for loop vectorization.
8358 (vectorize_loops): Update call to vect_set_dump_settings.
8359 (execute_vect_slp): New function.
8360 (gate_vect_slp): Likewise.
8361 (struct gimple_opt_pass pass_slp_vectorize): New.
8362 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8364 (vec_info_for_bb): New function.
8365 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8366 (VECTORIZATION_ENABLED): New macro.
8367 (SLP_ENABLED, SLP_DISABLED): Likewise.
8368 (vect_is_simple_use): Add bb_vec_info argument.
8369 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8370 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8371 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8372 vect_schedule_slp, vect_analyze_slp): Likewise.
8373 (vect_analyze_stmt): Add slp_tree argument.
8374 (find_bb_location): Declare.
8375 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8376 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8377 (vect_analyze_loop_operations, vect_analyze_loop,
8378 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8379 vect_finalize_reduction, vectorizable_reduction,
8380 vectorizable_live_operation, vect_transform_loop): Likewise.
8381 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8382 skip evolution analysis if analyzing a basic block.
8383 (dr_analyze_indices): Likewise.
8384 (initialize_data_dependence_relation): Skip the test whether the
8385 object is invariant for basic blocks.
8386 (compute_all_dependences): Skip dependence analysis for data
8387 references in basic blocks.
8388 (find_data_references_in_stmt): Don't fail in case of invariant
8389 access in basic block.
8390 (find_data_references_in_bb): New function.
8391 (find_data_references_in_loop): Move code to
8392 find_data_references_in_bb and add a call to it.
8393 (compute_data_dependences_for_bb): New function.
8394 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8395 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8397 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8398 unknown dependence in basic block and fail in case of dependence in
8400 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8401 dependence instances from either loop or basic block vectorization
8403 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8404 before calling nested_in_vect_loop_p.
8405 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8406 dependence instances from either loop or basic block vectorization
8408 (vect_verify_datarefs_alignment): Likewise.
8409 (vect_enhance_data_refs_alignment): Adjust function calls.
8410 (vect_analyze_data_refs_alignment): Likewise.
8411 (vect_analyze_group_access): Fix printing. Skip different checks if
8412 DR_STEP is 0. Keep strided stores either in loop or basic block
8413 vectorization data structure. Fix indentation.
8414 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8416 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8417 dependence instances from either loop or basic block vectorization
8419 (vect_analyze_data_refs): Update comment. Call
8420 compute_data_dependences_for_bb to analyze basic blocks.
8421 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8422 case of loop vectorization. In case of basic block vectorization use
8423 data-ref itself as a base.
8424 (vect_create_data_ref_ptr): In case of basic block vectorization:
8425 don't advance the pointer, add new statements before the current
8426 statement. Adjust function calls.
8427 (vect_supportable_dr_alignment): Support only aligned accesses in
8428 basic block vectorization.
8429 * common.opt (ftree-slp-vectorize): New flag.
8430 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8431 (vect_pattern_recog_1): Likewise.
8432 * tree-vect-stmts.c (process_use): Likewise.
8433 (vect_init_vector): Add new statements in the beginning of the basic
8434 block in case of basic block SLP.
8435 (vect_get_vec_def_for_operand): Adjust function calls.
8436 (vect_finish_stmt_generation): Likewise.
8437 (vectorizable_call): Add assert that it is loop vectorization, adjust
8439 (vectorizable_conversion, vectorizable_assignment): Likewise.
8440 (vectorizable_operation): In case of basic block SLP, take
8441 vectorization factor from statement's type and skip the relevance
8442 check. Adjust function calls.
8443 (vectorizable_type_demotion): Add assert that it is loop
8444 vectorization, adjust function calls.
8445 (vectorizable_type_promotion): Likewise.
8446 (vectorizable_store): Check for outer loop only in case of loop
8447 vectorization. Adjust function calls. For basic blocks, skip the
8448 relevance check and don't advance pointers.
8449 (vectorizable_load): Likewise.
8450 (vectorizable_condition): Add assert that it is loop vectorization,
8451 adjust function calls.
8452 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8453 that it is not reduction, get vector type, call only supported
8454 functions, skip loop specific parts.
8455 (vect_transform_stmt): Check for outer loop only in case of loop
8457 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8458 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8459 for external definition.
8460 * passes.c (pass_slp_vectorize): New pass.
8461 * tree-vect-slp.c (find_bb_location): New function.
8462 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8463 check for patterns only in loops.
8464 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8465 case of multiple types in basic block SLP.
8466 (vect_mark_slp_stmts_relevant): New function.
8467 (vect_supported_load_permutation_p): Fix comment.
8468 (vect_analyze_slp_instance): Add argument. In case of basic block
8469 SLP, take vectorization factor from statement's type, check that
8470 unrolling factor is 1. Adjust function call. Save SLP instance in
8471 either loop or basic block vectorization structure. Return FALSE,
8473 (vect_analyze_slp): Add argument. Get strided stores groups from
8474 either loop or basic block vectorization structure. Return FALSE
8475 if basic block SLP failed.
8476 (new_bb_vec_info): New function.
8477 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8478 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8479 (vect_schedule_slp): Add argument. Get SLP instances from either
8480 loop or basic block vectorization structure. Set vectorization factor
8481 to be 1 for basic block SLP.
8482 (vect_slp_transform_bb): New function.
8483 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8485 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8487 * final.c (shorten_branches): Do not align labels for jump tables.
8488 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8490 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8492 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8493 Remove outdated reference to flow.c and fix nits.
8494 * doc/gccint.texi: Tweak RTL description.
8495 * doc/rtl.texi: Likewise.
8497 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8499 * config/avr/avr.c: Change my email address.
8500 * config/avr/avr.h: Likewise.
8501 * config/avr/avr.md: Likewise.
8502 * config/avr/avr-protos.h: Likewise.
8503 * config/avr/libgcc.S: Likewise.
8505 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8507 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8508 (spu_split_load, spu_split_store): Change return type to int.
8509 (spu_split_convert): Declare.
8510 * config/spu/predicates.md (spu_mem_operand): Remove.
8511 (spu_mov_operand): Update.
8512 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8513 * config/spu/spu.c (regno_aligned_for_load): Remove.
8514 (reg_aligned_for_addr, spu_expand_load): Define.
8515 (spu_expand_extv): Reimplement and handle MEM.
8516 (spu_expand_insv): Handle MEM.
8517 (spu_sched_reorder): Handle insn's with length 0.
8518 (spu_legitimate_address_p): Reimplement.
8519 (store_with_one_insn_p): Return TRUE for any mode with size
8520 larger than 16 bytes.
8521 (address_needs_split): Define.
8522 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8524 (spu_convert_move): Define.
8525 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8526 (spu_split_store): Change all MEM's to TImode.
8527 (spu_init_expanders): Preallocate registers that correspond to
8528 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8530 (spu_split_convert): Define.
8531 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8532 (_move<mode>, _movdi, _movti): Update predicate and condition.
8533 (load, store): Change to define_split.
8534 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8536 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8537 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8538 define_insn_and_split of lshr<mode>3.
8539 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8540 (<v>ashr<mode>3_imm): Define.
8541 (extv, extzv, insv): Allow MEM operands.
8542 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8543 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8544 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8545 (_spu_convert2): Change to define_insn_and_split and remove the
8546 corresponding define_peephole2.
8547 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8548 Change predicates to memory_operand.
8550 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8552 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8554 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8556 PR tree-optimization/40219
8557 * tree.c (iterative_hash_expr): Make sure the builtin function is
8558 a normal builtin function and not a front end or back end builtin
8559 before indexing into the built_in_decls array.
8561 2009-05-22 Richard Guenther <rguenther@suse.de>
8564 * alias.c (write_dependence_p): Do not use TBAA for answering
8565 anti-dependence or output-dependence.
8566 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8567 (emit_pointer_definition): Remove.
8568 (emit_alias_warning): Likewise.
8569 (find_what_var_points_to): Remove TBAA pruning code.
8570 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8572 (compute_points_to_sets): Remove code computing the set of
8573 dereferenced pointers.
8574 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8575 oracle for querying anti and output dependencies.
8576 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8577 if TBAA may be applied.
8578 (refs_anti_dependent_p): New function.
8579 (refs_output_dependent_p): Likewise.
8580 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8581 (refs_output_dependent_p): Likewise.
8582 * doc/tree-ssa.texi (Memory model): New section.
8583 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8584 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8585 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8586 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8587 * expr.c (expand_expr_real_1): Likewise.
8588 * gimple-low.c (lower_stmt): Likewise.
8589 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8590 (dump_gimple_cdt): Remove.
8591 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8592 (gimple_size): Likewise.
8593 (walk_gimple_op): Likewise.
8594 (is_gimple_stmt): Likewise.
8595 (walk_stmt_load_store_addr_ops): Likewise.
8596 (gimple_build_cdt): Remove.
8597 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8598 * gimple.h (gimple_cdt_new_type): Remove.
8599 (gimple_cdt_new_type_ptr): Likewise.
8600 (gimple_cdt_set_new_type): Likewise.
8601 (gimple_cdt_location): Likewise.
8602 (gimple_cdt_location_ptr): Likewise.
8603 (gimple_cdt_set_location): Likewise.
8604 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8605 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8606 GIMPLE_CHANGE_DYNAMIC_TYPE.
8607 (verify_types_in_gimple_stmt): Likewise.
8608 * tree-inline.c (estimate_num_insns): Likewise.
8609 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8610 (copy_decl_to_var): Likewise.
8611 (copy_result_decl_to_var): Likewise.
8612 * tree-pretty-print.c (dump_generic_node): Do not handle
8613 CHANGE_DYNAMIC_TYPE_EXPR.
8614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8615 * tree-ssa-operands.c (get_expr_operands): Likewise.
8616 * tree-ssa-structalias.c (struct variable_info): Remove
8617 no_tbaa_pruning member.
8618 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8619 (unify_nodes): Do not copy it.
8620 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8621 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8622 (set_uids_in_ptset): Do not check it.
8623 (find_what_var_points_to): Likewise.
8624 (compute_tbaa_pruning): Remove.
8625 (compute_points_to_sets): Do not call it.
8626 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8627 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8628 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8629 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8630 (DECL_NO_TBAA_P): Likewise.
8631 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8632 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8633 (expand_omp_atomic_pipeline): Do not set it.
8634 * print-tree.c (print_node): Do not dump it.
8635 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8638 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8641 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8644 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8646 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8649 2009-05-22 Ben Elliston <bje@au.ibm.com>
8651 * Makefile.in (bversion.h, s-bversion): New targets.
8652 (TOPLEV_H): Add bversion.h.
8653 * toplev.h: Include "bversion.h".
8654 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8655 the __format__ attribute only if compiling with the same version
8656 of GCC as the sources (the "build version").
8658 2009-05-22 Ben Elliston <bje@au.ibm.com>
8660 * c-format.c (handle_format_attribute): Fix comment typo.
8662 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8665 * config/ia64/ia64.opt (mfused-madd): New.
8666 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8667 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8668 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8669 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8670 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8671 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8672 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8673 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8674 instruction if !TARGET_FUSED_MADD.
8675 (fpma, fpms): Remove colon from name.
8677 2009-05-22 Richard Guenther <rguenther@suse.de>
8679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8680 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8681 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8683 (create_expression_by_pieces): Only convert if necessary.
8684 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8685 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8687 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8689 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8690 regular pattern from a template and rename it ...
8691 (*extzv_truncsi_exts): ... to this.
8693 2009-05-21 Richard Guenther <rguenther@suse.de>
8695 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8696 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8697 (cgraph_default_inline_p): Likewise.
8698 (cgraph_decide_inlining_incrementally): Likewise.
8700 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8701 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/cpuid.h (bit_MOVBE): New.
8705 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8707 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8708 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8709 (ix86_handle_option): Handle OPT_mmovbe.
8710 (ix86_target_string): Add -mmovbe.
8711 (pta_flags): Add PTA_MOVBE.
8712 (processor_alias_table): Add PTA_MOVBE to "atom".
8713 (override_options): Handle PTA_MOVBE.
8715 * config/i386/i386.h (TARGET_MOVBE): New.
8717 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8718 (*bswapsi_movbe): New.
8719 (*bswapdi_movbe): Likewise.
8720 (bswapdi2): Renamed to ...
8722 (bswapdi2): New expander.
8724 * config/i386/i386.opt (mmovbe): New.
8726 * doc/invoke.texi: Document -mmovbe.
8728 2009-05-21 Taras Glek <tglek@mozilla.com>
8730 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8731 * gcc-plugin.h (plugin_init): Updated signature.
8732 * gcc-plugin.h (plugin_name_args): Moved to this header.
8733 * doc/plugins.texi (plugin_init): Updated documention to reflect
8735 * doc/plugins.texi (plugin_name_args): Added to documention.
8737 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8739 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8740 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8742 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8744 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8745 JUMP_TABLE_DATA_P predicates where applicable.
8746 * config/i386/predicates.md: Ditto.
8747 * config/i386/sse.md: Ditto.
8749 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8751 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8752 operand2 -128 override length_immediate attribute to 1.
8753 * config/i386/predicates.md (constm128_operand): New predicate.
8755 * config/i386/i386.c (memory_address_length): Handle %r12
8756 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8758 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8759 mode look through optional ZERO_EXTEND and SUBREG.
8760 * config/i386/i386.md (R12_REG): New define_constant.
8761 (prefix_data16): For sse unit set also for MODE_TI insns.
8762 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8763 insns set if operand 1 is ext_QIreg_operand.
8764 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8765 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8767 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8768 mode from MODE_DI to MODE_SI.
8769 (movdi_1_rex64): Override modrm and length_immediate attributes
8770 only for movabs (TYPE_IMOV, alternative 2).
8771 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8773 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8774 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8775 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8776 prefix_rex attribute if DImode.
8777 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8778 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8779 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8780 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8781 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8782 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8783 Likewise. For TYPE_IMOV clear length_immediate attribute.
8784 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8785 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8786 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8787 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8788 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8789 or one operand TYPE_ISHIFT.
8790 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8791 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8792 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8793 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8794 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8795 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8796 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8797 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8798 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8799 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8800 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8801 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8802 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8803 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8804 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8805 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8806 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8807 set mode attribute, don't override length attribute.
8808 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8810 (return_internal_long): Set length attribute to 2 instead of 1.
8811 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8812 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8813 prefix_rex attribute.
8814 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8816 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8818 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8820 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8822 2009-05-20 Ian Lance Taylor <iant@google.com>
8824 * tree.c (build_tree_list_vec_stat): New function.
8825 (ctor_to_vec): New function.
8826 (build_nt_call_vec): New function.
8827 (build_call_array): Change args to be a const pointer.
8828 (build_call_vec): New function.
8829 * tree.h (build_nt_call_vec): Declare.
8830 (build_tree_list_vec_stat): Declare.
8831 (build_tree_list_vec): Define.
8832 (build_call_array): Update declaration.
8833 (build_call_vec): Declare.
8834 (ctor_to_vec): Declare.
8835 * c-common.c (tree_vector_cache): New static variable.
8836 (make_tree_vector): New function.
8837 (release_tree_vector): New function.
8838 (make_tree_vector_single): New function.
8839 (make_tree_vector_copy): New function.
8840 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8841 (make_tree_vector_single, make_tree_vector_copy): Declare.
8842 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8843 (c_parser_expr_list): Don't manage cache here, instead call
8845 (c_parser_release_expr_list): Remove static function.
8846 (c_parser_vec_to_tree_list): Remove static function.
8847 (c_parser_attributes): Call build_tree_list_vec instead of
8848 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8849 c_parser_release_expr_list.
8850 (c_parser_postfix_expression_after_primary): Likewise.
8851 (c_parser_objc_keywordexpr): Likewise.
8853 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8855 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8856 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8857 TARGET_CONVERT_TO_TYPE.
8858 * hooks.c (hook_tree_const_tree_null): Define.
8859 * hooks.h (hook_tree_const_tree_null): Declare.
8860 * target.h (struct gcc_target): Add invalid_parameter_type,
8861 invalid_return_type, promoted_type, and convert_to_type fields.
8862 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8863 (TARGET_INVALID_RETURN_TYPE): Define.
8864 (TARGET_PROMOTED_TYPE): Define.
8865 (TARGET_CONVERT_TO_TYPE): Define.
8866 (TARGET_INITIALIZER): Update for new fields.
8867 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8868 (grokparms): Check targetm.invalid_parameter_type.
8869 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8870 * c-convert.c (convert): Check targetm.convert_to_type.
8872 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8874 * config/mips/mips.md (*extenddi_truncate<mode>,
8875 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8877 (*extendhi_truncateqi): New define_insn_and_sptit.
8879 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8882 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8883 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8885 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8887 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8888 the operand of VIEW_CONVERT_EXPR.
8890 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8892 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8893 extended family and model for Intel processors. Support Intel Atom.
8895 2009-05-20 Olivier Hainque <hainque@adacore.com>
8897 * gstab.h (stab_code_type): Define, to be used instead of the
8898 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8900 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8901 occurrences by stab_code_type.
8902 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8904 2009-05-20 Martin Jambor <mjambor@suse.cz>
8906 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8907 (sra_insert_before): Likewise.
8908 (sra_insert_after): Likewise.
8909 (sra_init_cache): Likewise.
8910 (sra_type_can_be_decomposed_p): Likewise.
8911 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8912 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8913 (sra_insert_before): Likewise.
8914 (sra_insert_after): Likewise.
8915 (sra_init_cache): Likewise.
8916 (insert_edge_copies_seq): Made static and moved upwards.
8918 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8921 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8923 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8924 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8927 2009-05-20 Richard Guenther <rguenther@suse.de>
8929 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8930 with mismatched comparison modes.
8932 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8934 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8935 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8936 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8937 with shifts for Thumb2.
8938 (orsi_notsi): New for orn.
8939 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8940 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8941 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8942 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8943 Don't invert remainder for IOR.
8945 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8947 PR tree-optimization/40087
8948 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8949 number_of_iterations_ne): Rename never_infinite argument.
8950 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8951 number_of_iterations_le): Handle pointer-type ivs when
8952 exit_must_be_taken is false.
8953 (number_of_iterations_cond): Do not always assume that
8954 exit_must_be_taken if the control variable is a pointer.
8956 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8958 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8959 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8961 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8963 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8964 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8966 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8969 * c.opt (Wlogical-op): Disabled by default.
8970 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8972 * doc/invoke.texi (Wlogical-op): Likewise.
8974 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8976 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8978 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8979 Propagate the type of the first operand.
8980 <ASSERT_EXPR>: Simplify.
8981 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8982 Rewrite using the RHS code as discriminant.
8983 <NOP_EXPR>: Turn into CASE_CONVERT.
8984 <PLUS_EXPR>: Propagate the type of the first operand.
8986 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8988 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8989 (ia64_dconst_0_375): New.
8990 * config/ia64/ia64.c (ia64_override_options): Remove
8991 -minline-sqrt-min-latency warning.
8992 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8993 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8994 * config/ia64/ia64.md (*sqrt_approx): Remove.
8995 (sqrtsf2): Remove #if 0.
8996 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8997 (sqrtdf): Remove assert.
8998 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8999 (sqrtxf2): Remove #if 0.
9000 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9001 * div.md (sqrt_approx_rf): New.
9002 (sqrtsf2_internal_thr): New implementation.
9003 (sqrtsf2_internal_lat): New.
9004 (sqrtdf2_internal_thr: New implementation.
9005 (sqrtxf2_internal): New implementation.
9007 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9008 Hans-Peter Nilsson <hp@axis.com>
9010 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9011 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9012 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9013 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9014 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9015 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9016 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9017 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9018 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9019 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9020 * c-common.c: ...from here.
9022 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9024 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9026 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9028 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9030 2009-05-19 Ben Elliston <bje@au.ibm.com>
9032 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9033 assignments with memcpy calls.
9034 (add_fdes): Likewise.
9035 (binary_search_unencoded_fdes): Likewise.
9036 (linear_search_fdes): Eliminate type puns.
9038 2009-05-19 Richard Guenther <rguenther@suse.de>
9040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9041 not falsely claim to have propagated into all uses.
9043 2009-05-19 Ben Elliston <bje@au.ibm.com>
9045 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9048 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9050 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9051 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9052 (TARGET_LEGITIMATE_ADDRESS_P): New.
9053 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9054 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9056 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9059 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9060 child of the containing namespace's DIE.
9062 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9064 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9065 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9066 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9069 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9072 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9073 gen_align with gen_pad.
9074 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9075 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9077 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9078 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9080 * config/i386/i386.md (align): Renamed to ...
9081 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9082 ASM_OUTPUT_MAX_SKIP_PAD.
9084 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9086 * config.gcc: Fix variable syntax.
9089 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9090 before calling exact_log2.
9091 (output_iorsi3): Likewise.
9092 (output_xorsi3): Likewise.
9094 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9096 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9097 for the none zero constant operand except for EQ and NE
9098 comprisons even when the first operand is R0.
9100 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9102 * config/s390/2064.md: Remove trailing whitespaces.
9103 * config/s390/2084.md: Likewise.
9104 * config/s390/constraints.md: Likewise.
9105 * config/s390/fixdfdi.h: Likewise.
9106 * config/s390/libgcc-glibc.ver: Likewise.
9107 * config/s390/s390-modes.def: Likewise.
9108 * config/s390/s390-protos.h: Likewise.
9109 * config/s390/s390.c: Likewise.
9110 * config/s390/s390.h: Likewise.
9111 * config/s390/s390.md: Likewise.
9112 * config/s390/tpf-unwind.h: Likewise.
9114 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9116 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9118 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9121 * configure.ac (m68k-*-*): Check if binutils support TLS.
9122 * configure: Regenerate.
9123 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9124 * config/m68k/constraints.md (Cu): New constraint.
9125 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9126 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9127 (movsi): Handle TLS symbols.
9128 (addsi3_5200): Handle XTLS symbols, indent.
9129 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9130 (m68k_tls_reference_p): Declare.
9131 (m68k_legitimize_address): Declare.
9132 (m68k_unwrap_symbol): Declare.
9133 * config/m68k/m68k.opt (mxtls): New option.
9134 * config/m68k/m68k.c (ggc.h): Include.
9135 (m68k_output_dwarf_dtprel): Implement hook.
9136 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9137 (m68k_expand_prologue): Load GOT pointer when function needs it.
9138 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9139 (m68k_legitimate_constant_address_p): Same.
9140 (m68k_decompose_address): Handle TLS references.
9141 (m68k_get_gp): New static function.
9142 (enum m68k_reloc): New contants.
9143 (TLS_RELOC_P): New macro.
9144 (m68k_wrap_symbol): New static function.
9145 (m68k_unwrap_symbol): New function.
9146 (m68k_final_prescan_insn_1): New static function.
9147 (m68k_final_prescan_insn): New function.
9148 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9150 (legitimize_pic_address): Handle TLS references..
9151 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9152 (m68k_libcall_value_in_a0_p)
9153 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9154 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9155 (m68k_legitimize_tls_address): Handle TLS references.
9156 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9158 (m68k_legitimize_address): Handle TLS symbols.
9159 (m68k_get_reloc_decoration): New static function.
9160 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9162 (m68k_output_dwarf_dtprel): Implement hook.
9163 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9164 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9165 m68k_call_* routines.
9166 (sched_attr_op_type): Handle TLS symbols.
9167 (gt-m68k.h): Include.
9168 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9169 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9171 2009-05-18 Martin Jambor <mjambor@suse.cz>
9173 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9174 (visit_store_addr_for_mod_analysis): New function.
9175 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9176 (determine_cst_member_ptr): Use gimple_assign_single_p.
9177 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9178 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9179 operands. Don't check number of operands of a NOP_EXPR.
9181 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9183 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9185 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9188 * c-common.c (warn_logical_operator): Don't warn if one of
9189 expression isn't always true or false.
9191 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9193 * config/i386/biarch32.h: New file.
9194 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9196 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9198 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9199 *zero_extend<mode>_truncqi): Merge these into ...
9200 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9201 Name the pattern following this as *zero_extendhi_truncqi.
9203 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9206 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9207 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9208 (output_info): Make field HOST_WIDEST_INT.
9209 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9210 (dump_bitmat_statistics): Same.
9212 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9214 * config.gcc (use_gcc_stdint): Set to wrap.
9215 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9216 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9217 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9218 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9219 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9220 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9221 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9222 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9224 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9226 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9228 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9229 Move definitions earlier.
9230 (OPT_ARCH64, OPT_ARCH32): Define.
9231 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9234 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9237 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9240 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9242 * arm.md (movdi2): Copy non-reg values to DImode registers.
9244 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9247 * final.c (label_to_max_skip): New function.
9248 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9249 CODE_LABEL_NUMBER <= max_labelno.
9250 * output.h (label_to_max_skip): New prototype.
9251 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9252 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9253 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9254 Handle CODE_LABELs with >= 16 byte alignment or with
9255 max_skip == (1 << align) - 1.
9256 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9257 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9260 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9261 .p2align 3 if MAX_SKIP is smaller than 7.
9262 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9264 2009-05-15 Ian Lance Taylor <iant@google.com>
9266 * alias.c (struct alias_set_entry_d): Rename from struct
9267 alias_set_entry. Change all uses.
9268 * except.c (struct call_site_record_d): Rename from struct
9269 call_site_record. Change all uses.
9270 * except.h (struct eh_region_d): Rename from struct eh_region.
9272 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9274 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9275 ivtype_map_elt. Change all uses.
9276 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9278 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9279 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9281 (struct sese_d): Rename from struct sese. Change all uses.
9282 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9283 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9284 * optabs.h (struct optab_d): Rename from struct optab. Change all
9286 (struct convert_optab_d): Rename from struct convert_optab.
9288 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9289 ipa_opt_pass. Change all uses.
9290 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9293 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9294 defined as a typedef.
9295 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9298 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9301 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9303 (merge_ranges): Returns bool.
9304 * tree.h (make_range): .. to here.
9305 (build_range_check): Likewise.
9306 (merge_ranges): Likewise. Renamed from merge_ranges.
9307 * c-typeck.c (parser_build_binary_op): Update calls to
9308 warn_logical_operator.
9309 * c-common.c (warn_logical_operator): Add new warning.
9310 * c-common.h (warn_logical_operator): Update declaration.
9312 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9314 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9316 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9318 * doc/install.texi: Document MPC requirements, flags etc.
9320 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9321 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9322 Evaluate constant arguments.
9323 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9324 (fold_builtin_1): Likewise, also evaluate constant arguments.
9325 Remove superfluous break.
9326 (do_mpc_ckconv): New.
9327 * real.h: Include mpc.h.
9328 * toplev.c (print_version): Output MPC version info if available.
9330 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9332 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9334 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9336 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9339 2009-05-15 Jan Hubicka <jh@suse.cz>
9341 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9342 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9343 (try_inline): Fix return value.
9344 (cgraph_decide_inlining_incrementally): Honor new value.
9345 (cgraph_early_inlining): Handle indirect inlining.
9346 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9348 2009-05-15 Jan Hubicka <jh@suse.cz>
9350 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9351 * cgraphunit.c (cgraph_finalize_function): Set it.
9352 (cgraph_expand_function): Use it.
9354 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9356 * real.c (encode_ieee_half): Define.
9357 (decode_ieee_half): Define.
9358 (ieee_half_format): Define.
9359 (arm_half_format): Define.
9360 * real.h (ieee_half_format): Declare.
9361 (arm_half_format): Declare.
9363 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9365 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9366 swapped, and reversed optabs exist before trying to use them.
9368 2009-05-15 Paul Brook <paul@codesourcery.com>
9369 Sandra Loosemore <sandra@codesourcery.com>
9371 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9372 loads. Allow PRE_DEC.
9373 (output_move_neon): Handle PRE_DEC.
9374 (arm_print_operand): Add 'A' for neon structure loads.
9375 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9376 * config/arm/neon.md (neon_mov): Update comment.
9377 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9379 (Um): New constraint.
9381 2009-05-15 Jan Hubicka <jh@suse.cz>
9383 Revert the following patch until testsuite fallout is fixed:
9384 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9385 * cgraph.h (struct inline_summary): New filed self_wize,
9386 size_inlining_benefit, self_time and time_inlining_benefit.
9387 (struct cgraph_global_info): Replace insns by time ans size fields.
9388 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9389 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9390 (ipcp_update_callgraph): Do not touch function bodies.
9391 * ipa-inline.c: Include except.h
9392 (MAX_TIME): New constant.
9393 (overall_insns): Remove
9394 (overall_size, max_benefit): New static variables.
9395 (cgraph_estimate_time_after_inlining): New function.
9396 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9397 (cgraph_clone_inlined_nodes): Update size.
9398 (cgraph_mark_inline_edge): Update size.
9399 (cgraph_estimate_growth): Use size info.
9400 (cgraph_check_inline_limits): Check size.
9401 (cgraph_default_inline_p): Likewise.
9402 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9403 (cgraph_decide_recursive_inlining): Check size.
9404 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9406 (cgraph_decide_inlining): Likewise.
9407 (cgraph_decide_inlining_incrementally): Likewise; honor
9408 PARAM_EARLY_INLINING_INSNS.
9409 (likely_eliminated_by_inlining_p): New predicate.
9410 (estimate_function_body_sizes): New function.
9411 (compute_inline_parameters): Use it.
9412 * except.c (must_not_throw_labels): New function.
9413 * except.h (must_not_throw_labels): Declare.
9414 * tree-inline.c (init_inline_once): Kill inlining_weigths
9415 * tree-ssa-structalias.c: Avoid uninitialized warning.
9416 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9417 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9418 (PARAM_INLINE_CALL_COST): Remove.
9419 (PARAM_EARLY_INLINING_INSNS): New.
9421 2009-05-15 Richard Guenther <rguenther@suse.de>
9423 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9424 not TODO_update_ssa.
9426 2009-05-15 Richard Guenther <rguenther@suse.de>
9428 PR tree-optimization/39999
9429 * gimple.h (gimple_expr_type): Use the expression type looking
9430 through useless conversions.
9431 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9432 (vn_nary_op_insert_stmt): Likewise.
9433 (simplify_binary_expression): Likewise.
9435 2009-05-15 Richard Guenther <rguenther@suse.de>
9437 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9438 New options, enabled by default.
9439 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9441 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9442 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9443 * tree-ssa-structalias.c (gate_tree_pta): New function.
9444 (pass_build_alias): Use it.
9446 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9448 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9449 recurse on an invariant address if a conversion from a pointer
9450 type to a wider integer type is involved.
9452 2009-05-15 Jan Hubicka <jh@suse.cz>
9454 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9455 * cgraph.h (struct inline_summary): New filed self_wize,
9456 size_inlining_benefit, self_time and time_inlining_benefit.
9457 (struct cgraph_global_info): Replace insns by time ans size fields.
9458 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9459 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9460 (ipcp_update_callgraph): Do not touch function bodies.
9461 * ipa-inline.c: Include except.h
9462 (MAX_TIME): New constant.
9463 (overall_insns): Remove
9464 (overall_size, max_benefit): New static variables.
9465 (cgraph_estimate_time_after_inlining): New function.
9466 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9467 (cgraph_clone_inlined_nodes): Update size.
9468 (cgraph_mark_inline_edge): Update size.
9469 (cgraph_estimate_growth): Use size info.
9470 (cgraph_check_inline_limits): Check size.
9471 (cgraph_default_inline_p): Likewise.
9472 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9473 (cgraph_decide_recursive_inlining): Check size.
9474 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9476 (cgraph_decide_inlining): Likewise.
9477 (cgraph_decide_inlining_incrementally): Likewise; honor
9478 PARAM_EARLY_INLINING_INSNS.
9479 (likely_eliminated_by_inlining_p): New predicate.
9480 (estimate_function_body_sizes): New function.
9481 (compute_inline_parameters): Use it.
9482 * except.c (must_not_throw_labels): New function.
9483 * except.h (must_not_throw_labels): Declare.
9484 * tree-inline.c (init_inline_once): Kill inlining_weigths
9485 * tree-ssa-structalias.c: Avoid uninitialized warning.
9486 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9487 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9488 (PARAM_INLINE_CALL_COST): Remove.
9489 (PARAM_EARLY_INLINING_INSNS): New.
9490 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9491 (inline-call-cost): Remove.
9492 (early-inlining-insns): New.
9494 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9496 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9498 (print_int_cst_bounds_in_octal_p): Likewise.
9499 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9501 * dwarf2out.c (base_type_die): Likewise.
9502 (is_subrange_type): Delete.
9503 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9504 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9505 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9506 if the destination type is boolean.
9507 (build_range_check): Do not special-case subtypes.
9508 (fold_sign_changed_comparison): Likewise.
9509 (fold_unary): Likewise.
9510 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9511 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9512 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9513 * tree.c (subrange_type_for_debug_p): New predicate based on the
9514 former is_subrange_type.
9515 * tree.h (subrange_type_for_debug_p): Declare.
9516 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9517 (convert_affine_scev): Remove call to above function.
9518 (chrec_convert_aggressive): Likewise.
9519 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9520 false for conversions involving subtypes.
9521 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9522 (vrp_val_min): Likewise.
9523 (needs_overflow_infinity): Likewise.
9524 (extract_range_from_unary_expr): Likewise.
9526 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9528 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9529 * config/frv/frv.c: Likewise.
9530 * config/s390/s390.c: Likewise.
9531 * config/sparc/sparc.h: Likewise.
9532 * config/i386/i386.h: Likewise.
9533 * config/i386/i386.c: Likewise.
9534 * config/crx/crx.c: Likewise.
9535 * config/m68hc11/m68hc11.h: Likewise.
9536 * config/iq2000/iq2000.c: Likewise.
9537 * config/mn10300/mn10300.h: Likewise.
9538 * config/mn10300/mn10300.c: Likewise.
9539 * config/m68k/m68k.c: Likewise.
9540 * config/rs6000/rs6000.c: Likewise.
9541 * config/rs6000/xcoff.h: Likewise.
9542 * config/rs6000/linux64.h: Likewise.
9543 * config/rs6000/sysv4.h: Likewise.
9544 * config/score/score3.c: Likewise.
9545 * config/score/score7.c: Likewise.
9546 * config/score/score.c: Likewise.
9547 * config/arm/arm.md: Likewise.
9548 * config/mips/mips.c: Likewise.
9549 * config/mips/mips.md: Likewise.
9550 * config/bfin/bfin.h: Likewise.
9551 * config/pa/pa.c: Likewise.
9552 * config/pa/constraints.md: Likewise.
9554 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9555 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9556 * config/pdp11/pdp11.h: Use memory_address_p instead.
9558 2009-05-14 Ian Lance Taylor <iant@google.com>
9560 * passes.c (finish_optimization_passes): Change i to int.
9561 * plugin.c (plugins_active_p): Change event to int.
9562 (dump_active_plugins): Likewise.
9563 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9565 * tree.c (tree_range_check_failed): Change c to unsigned int.
9566 (omp_clause_range_check_failed): Likewise.
9567 (build_common_builtin_nodes): Change mode to int. Add cast.
9568 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9569 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9571 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9572 ++ or -- with a variable of enum type.
9574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9577 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9579 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9581 * store-motion.c: Do not include params.h
9582 * Makefile.in: Fix dependencies for various files.
9584 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9586 * auto-inc-dec.c: Fix pass description, remove apparent
9587 accidental duplication.
9589 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9592 * ipa-utils.h (memory_identifier_string): Moved to ...
9593 * tree.h (memory_identifier_string): Here. Add GTY(()).
9595 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9597 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9598 in the former documentation of...
9599 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9600 * ira-conflicts.c (get_dup_num): Use address_operand.
9601 * targhooks.c (default_legitimate_address_p): New.
9602 * targhooks.h (default_legitimate_address_p): New.
9603 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9605 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9606 * target.h (struct target): Add legitimate_address_p.
9607 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9608 (TARGET_INITIALIZER): Include it.
9610 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9611 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9612 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9613 (TARGET_LEGITIMATE_ADDRESS_P): New.
9615 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9616 (REG_OK_STRICT_P): Delete.
9617 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9618 (frv_legitimate_address_p_1): ... this.
9619 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9620 (frv_legitimate_address_p_1): ... the renamed old
9621 frv_legitimate_address_p.
9622 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9623 (TARGET_LEGITIMATE_ADDRESS_P): New.
9625 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9626 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9627 * config/s390/s390.c (legitimate_address_p): Rename to...
9628 (s390_legitimate_address_p): ... this, make static.
9629 (legitimize_address): Adjust call.
9630 (TARGET_LEGITIMATE_ADDRESS_P): New.
9631 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9633 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9634 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9635 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9636 (TARGET_LEGITIMATE_ADDRESS_P): New.
9638 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9639 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9640 * config/spu/spu.c (spu_legitimate_address): Rename to...
9641 (spu_legitimate_address_p): ... this, make static.
9642 (TARGET_LEGITIMATE_ADDRESS_P): New.
9644 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9645 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9646 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9647 (sparc_legitimate_address_p): ... this, make static and return bool.
9648 (legitimize_address): Adjust call.
9649 (TARGET_LEGITIMATE_ADDRESS_P): New.
9651 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9652 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9653 * config/i386/i386.c (legitimate_address_p): Rename to...
9654 (ix86_legitimate_address_p): ... this, make static.
9655 (constant_address_p): Move after it, adjust call.
9656 (TARGET_LEGITIMATE_ADDRESS_P): New.
9658 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9659 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9660 * config/avr/avr.c (legitimate_address_p): Rename to...
9661 (avr_legitimate_address_p): ... this, make static.
9662 (legitimize_address): Adjust call.
9663 (TARGET_LEGITIMATE_ADDRESS_P): New.
9665 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9666 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9667 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9668 (TARGET_LEGITIMATE_ADDRESS_P): New.
9670 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9671 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9672 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9673 (TARGET_LEGITIMATE_ADDRESS_P): New.
9675 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9676 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9678 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9680 (TARGET_LEGITIMATE_ADDRESS_P): New.
9682 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9683 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9685 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9687 (m68hc11_legitimate_address_p): ... this, make static.
9688 (go_if_legitimate_address_internal): Rename to...
9689 (m68hc11_legitimate_address_p_1): ... this.
9690 (legitimize_address): Adjust call.
9691 (TARGET_LEGITIMATE_ADDRESS_P): New.
9693 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9694 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9695 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9696 (TARGET_LEGITIMATE_ADDRESS_P): New.
9698 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9699 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9700 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9701 (mn10300_legitimate_address_p): ... this, make static.
9702 (TARGET_LEGITIMATE_ADDRESS_P): New.
9704 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9705 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9706 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9707 (TARGET_LEGITIMATE_ADDRESS_P): New.
9709 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9710 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9711 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9712 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9713 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9714 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9715 (rs6000_legitimate_address_p): ... this, make static.
9716 (TARGET_LEGITIMATE_ADDRESS_P): New.
9717 (REG_MODE_OK_FOR_BASE_P): Delete.
9718 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9720 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9721 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9723 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9724 static, adjust types.
9725 (TARGET_LEGITIMATE_ADDRESS_P): New.
9727 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9728 * config/score/score.c (score_address_p): Rename to...
9729 (score_legitimate_address_p): ... this.
9730 (TARGET_LEGITIMATE_ADDRESS_P): New.
9731 * config/score/score3.c (score3_address_p): Rename to...
9732 (score3_legitimate_address_p): ... this.
9733 * config/score/score7.c (score7_address_p): Rename to...
9734 (score7_legitimate_address_p): ... this.
9736 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9737 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9738 GO_IF_LEGITIMATE_ADDRESS): Delete.
9739 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9740 thumb2_legitimate_address_p): Delete.
9741 (arm_legitimate_address_p): Rename to...
9742 (arm_legitimate_address_outer_p): ... this.
9743 * config/arm/constraints.md ("Uq"): Adjust call.
9744 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9745 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9747 (arm_legitimate_address_outer_p): ... this.
9748 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9750 (TARGET_LEGITIMATE_ADDRESS_P): New.
9752 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9753 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9754 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9755 (TARGET_LEGITIMATE_ADDRESS_P): New.
9757 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9758 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9759 * config/vax/vax.c (legitimate_address_p): Rename to...
9760 (vax_legitimate_address_p): ... this, make static.
9761 (TARGET_LEGITIMATE_ADDRESS_P): New.
9763 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9764 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9765 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9766 (TARGET_LEGITIMATE_ADDRESS_P): New.
9768 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9769 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9770 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9771 (mmix_legitimate_address_p): ... this, make static.
9772 (TARGET_LEGITIMATE_ADDRESS_P): New.
9774 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9775 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9776 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9777 (TARGET_LEGITIMATE_ADDRESS_P): New.
9779 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9781 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9782 of MODE_COMPLEX_INT.
9784 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9786 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9787 LCT_NORMAL in function call.
9788 * mips-tdump.c (print_file_desc): Add cast to enum type.
9789 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9790 (mark_stabs): Add casts to enum types.
9791 (parse_stabs_common): Add casts to enum types.
9793 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9795 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9796 Check for invalid values of LETTER.
9798 2009-05-13 Taras Glek <tglek@mozilla.com>
9800 * attribs.c (register_attribute): moved out attribute registration
9801 into register_attribute.
9802 * doc/plugins.texi: Documented register_attribute and
9804 * gcc-plugin.h: Added forward decl for register_attribute.
9805 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9806 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9807 PLUGIN_ATTRIBUTES boilerplate.
9809 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9811 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9812 values even in sentinel and empty entries.
9813 (ms_printf_flag_specs): Likewise.
9814 (ms_scanf_flag_specs): Likewise.
9815 (ms_strftime_flag_specs): Likewise.
9816 (ms_print_char_table): Likewise.
9817 (ms_scan_char_table): Likewise.
9818 (ms_time_char_table): Likewise.
9820 2009-05-13 Doug Kwan <dougkwan@google.com>
9822 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9824 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9826 * config/mips/mips.md (store): Add attributes for QI and HI.
9828 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9829 (truncdi<mode>2): ... this new pattern.
9831 2009-05-13 Brad Hards <bradh@kde.org>
9833 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9835 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9836 Ben Elliston <bje@au.ibm.com>
9839 * dse.c (check_mem_read_rtx): Guard against width == -1.
9841 2009-05-13 Michael Matz <matz@suse.de>
9844 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9845 (trivially_conflicts_p): New function.
9846 (insert_backedge_copies): Use it.
9848 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9850 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9851 (handle_stdc_pragma): Use new enum constant names.
9852 (handle_pragma_float_const_decimal64): Ditto.
9854 2009-05-13 Ian Lance Taylor <iant@google.com>
9856 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9859 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9861 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9862 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9864 * config/m68k/m68k.h (FL_UCLINUX): Define.
9866 2009-05-13 Jan Hubicka <jh@suse.cz>
9868 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9870 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9872 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9873 unless -fschedule-insns is specified.
9875 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9878 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9879 TARGET_EXPAND_CBRANCHDI4.
9880 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9881 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9882 (cmpeqdi): Fix comment.
9884 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9886 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9887 (sh_legitimate_address_p): Likewise.
9888 * config/sh/sh.c (sh_legitimate_index_p): New.
9889 (sh_legitimate_address_p): Likewise.
9890 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9891 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9892 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9893 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9894 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9895 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9896 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9897 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9898 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9900 2009-05-12 Jan Hubicka <jh@suse.cz>
9902 * tree-inline.c (estimate_operator_cost): Add operands;
9903 when division happens by constant, it is cheap.
9904 (estimate_num_insns): Loads and stores are not having cost of 0;
9905 EH magic stuff is cheap; when computing runtime cost of switch,
9906 use log2 base of amount of its cases; builtin_expect has cost of 0;
9907 compute cost for moving return value of call.
9908 (init_inline_once): Initialize time_based flags.
9909 * tree-inline.h (eni_weights_d): Add time_based flag.
9911 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9913 * df-core.c: Update head documentation.
9915 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9918 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9919 shadowing exisiting variable op1.
9921 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9924 * config/i386/driver-i386.c (processor_signatures): New enum.
9925 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9926 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9927 processor signature to detect geode processor.
9929 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9935 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9936 causes spurious differences between trunk and cond-optab branch.
9938 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9940 * dojump.c (compare_from_rtx): Delete.
9941 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9942 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9943 if the comparison does not satisfy the predicate; test predicates for
9944 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9945 further if one existing pattern fails.
9946 * expr.h (compare_from_rtx): Delete.
9947 (prepare_operand): Declare it.
9948 * optabs.c: Change "lib call" to "libcall" throughout.
9949 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9950 HAVE_conditional_trap, emit_cmp_insn): Delete.
9951 (can_compare_p): Delete cmp_optab case.
9952 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9953 Accept other parameters by value.
9954 (prepare_operand): Make non-static.
9955 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9956 other parameters by value. Try to widen operands here based on
9957 an optab_methods argument and looking at cbranch_optab.
9958 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9959 loop. Use cbranch_optab directly.
9960 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9961 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9963 (emit_conditional_move, emit_conditional_add): Inline what's needed
9964 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9965 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9966 with COMPARE. Move cmov_optab and cstore_optab above
9967 with cbranch_optab, move cmp_optab down with ucmp_optab,
9968 remove tst_otpab. Do not initialize trap_rtx.
9969 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9970 for trap code. Do not check HAVE_conditional_trap. Use
9971 prepare_cmp_insn. Accept no predicate for operand 3.
9972 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9973 (OTI_ctrap, ctrap_optab): New.
9974 (tst_optab): Delete.
9975 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9976 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9977 with lookup of ctrap_optab.
9978 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9982 * combine.c (combine_simplify_rtx, simplify_set): Do not
9983 special case comparing against zero for cc0 machines.
9984 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9985 COMPARE on cc0 machines.
9986 (simplify_relational_operation): Return a new expression when
9987 a COMPARE could be removed.
9988 * final.c (final_scan_insn): Compare cc_status values
9989 against LHS of a (compare FOO (const_int 0)) cc0 source.
9990 Also check if cc_status.value is the full compare.
9992 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9993 (cstoreMM4): Document.
9994 (conditional_trap): Document ctrapMM4 instead.
9995 (sync_compare_and_swapMM): Refer to cbranchcc4.
9996 (Dependent Patterns): Eliminate obsolete information referring to
9997 the old jump optimization phase.
9998 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9999 of compares with 0 on cc0 machines.
10000 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10001 avoiding references to cc0. Remove text about storing operands
10003 * doc/tm.texi (Condition Codes): Include blurb on different
10004 condition code representations, separate into subsections for
10005 CC0, MODE_CC and conditional execution.
10007 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10008 alpha_emit_setcc): Accept operands and a machine mode.
10009 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10010 Get code/op0/op1 from operands, use machine mode argument
10011 instead of alpha_compare.fp_p. Emit the branch here.
10012 (alpha_emit_setcc): Likewise, and return boolean.
10013 (alpha_emit_conditional_move): Likewise. Assert that
10014 cmp_op_mode == cmp_mode, and simplify accordingly.
10015 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10016 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10017 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10019 (stack probe test): Use cbranchdi4.
10020 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10022 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10023 * config/arc/arc.h (movsicc, movsfcc): Use it.
10024 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10025 (cbranchsi4, cstoresi4): New.
10026 (cmpsi, bCC and sCC expanders): Remove.
10028 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10029 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10030 * config/arm/predicates.md (arm_comparison_operator): Only include
10031 floating-point operators if there is a hardware floating-point unit.
10032 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10033 deferring to cbranch_cc and cstore_cc respectively.
10034 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10035 cbranch_cc, cstore_cc): New.
10036 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10038 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10040 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10041 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10043 (adjust_insn_length): Adjust calls.
10044 (avr_reorg): Handle (compare (foo) (const_int 0)).
10045 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10046 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10047 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10048 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10050 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10051 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10053 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10054 (cbranchsi4, cstorebi4, cstoresi4): New.
10055 (movbisi): This insn is duplicate, split it to zero_extend.
10056 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10057 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10058 (bfin_optimize_loop): Use cbranch expander.
10059 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10060 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10061 (bfin_bimode_comparison_operator): ... this.
10062 (bfin_direct_comparison_operator): New.
10064 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10065 inside (compare FOO (const_int 0)).
10066 (cris_rtx_costs): Handle ZERO_EXTRACT.
10067 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10068 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10069 (*tstdi_v32): Delete.
10070 (*cmpdi_non_v32): Add M alternative for operand 1.
10071 (cmpsi, cmp<mode>): Make private.
10072 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10074 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10076 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10077 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10078 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10079 (cc_reg_operand): New.
10080 (any_cond): Delete.
10081 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10082 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10083 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10084 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10085 crx_expand_scond): Delete.
10087 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10089 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10090 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10092 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10093 cstoresi4, cstoresf4, cstoredf4): New.
10094 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10095 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10096 Receive the entire operands array.
10097 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10098 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10099 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10100 Get test/op0/op1 from the operands array.
10101 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10103 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10104 (h8300_expand_store): New.
10105 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10107 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10108 (h8300_expand_store): New.
10109 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10110 or do not try to produce (set (cc0) REG).
10111 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10112 change a compare into a move to a scratch register. Disable some
10113 peepholes when comparing with zero.
10114 (tstsi, tsthi, tstsi, cmpqi): Make private.
10116 (bCC, sCC): Delete.
10117 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10120 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10121 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10122 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10123 (ix86_emit_i387_log1p): Use cbranchxf2.
10124 (ix86_expand_setcc): Return void.
10125 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10126 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10127 cmp<MODEF>, cmpcc): Remove.
10128 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10129 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10130 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10131 (sCC and bCC expanders): Remove.
10132 (stack_protect_test): Use cbranchcc4.
10134 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10136 (ia64_expand_compare): Accept three rtx by reference and return void.
10137 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10138 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10139 from *expr. Update *expr with the BImode comparison to do.
10140 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10141 cmptf, bCC, sCC, conditional_trap): Delete.
10142 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10143 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10144 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10145 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10146 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10148 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10149 type of last argument.
10150 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10151 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10152 use machine mode argument instead of branch_type. Remove dead
10153 code for floating-point comparisons.
10154 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10155 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10157 (cbranchsi4, cstoresi4): New.
10158 * config/iq2000/predicates.md (reg_or_const_operand): New.
10160 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10161 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10162 (b<code>_op): Rewrite to...
10163 (bcc_op): ... this, using match_operator.
10164 (s<code>_op): Rewrite to...
10165 (scc_op): ... this, using match_operator.
10166 (s<code>_24_op): Rewrite to...
10167 (scc_op_24): ... this, using match_operator.
10168 (s<code>_<mode>): Rewrite to...
10169 (cstore<mode>4): ... this, using match_operator.
10170 (s<code>_<mode>_24): Rewrite to...
10171 (cstore<mode>4_24): ... this, using match_operator.
10172 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10173 m32c_unpend_compare, m32c_expand_scc): Delete.
10174 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10175 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10176 (m32c_expand_movcc): Change NE to EQ if necessary.
10177 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10179 * config/m32r/m32r-protos.h (gen_cond_store): New.
10180 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10181 (gen_cond_store): New, from sCC patterns.
10182 (m32r_expand_block_move): Use cbranchsi4.
10183 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10184 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10185 (cbranchsi4, cstoresi4): New.
10187 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10189 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10190 (m68hc11_notice_update_cc): Look into a compare with 0.
10191 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10193 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10194 cmphi, cmpqi, bCC): Delete.
10195 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10196 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10197 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10200 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10201 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10202 * config/m68k/constraints.md (H): New.
10203 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10204 the define_insn below.
10205 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10206 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10207 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10208 patterns): Wrap RHS with COMPARE.
10209 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10210 (*cmpdi_internal): Name this pattern.
10211 (cmpdi): Change to define_insn.
10212 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10213 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10214 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10216 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10217 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10218 (conditional_trap): Change to...
10219 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10220 (*conditional_trap): Use the ordered_comparison_operator and
10221 const1_operand predicates.
10222 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10223 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10224 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10225 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10227 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10228 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10229 (mcore_gen_compare): New.
10230 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10231 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10232 (mcore_gen_compare): ... this.
10233 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10234 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10235 (stack probe pattern): Use cbranchsi4.
10237 * config/mips/predicates.md (mips_cstore_operator): New.
10238 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10239 * config/mips/mips.md (any_cond): Delete.
10240 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10242 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10243 fixuns_truncsfdi2): Use cbranch patterns.
10244 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10245 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10246 Adjust call to mips_expand_conditional_branch.
10247 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10249 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10250 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10251 * config/mips/mips.c (cmp_operands): Delete.
10252 (mips_emit_compare): Get comparison operands from *op0/*op1.
10253 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10254 that it succeeds. Use op0/op1 instead of cmp_operands.
10255 (mips_expand_conditional_branch, mips_expand_conditional_move,
10256 mips_expand_conditional_trap): Likewise.
10257 (mips_block_move_loop): Use cbranch patterns.
10258 * config/mips/mips.h (cmp_operands): Delete.
10260 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10261 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10262 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10263 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10264 (*cmpcc_folded): Rename to...
10265 (*cmpdi_folded): this.
10266 (*cmpcc): Rename to...
10268 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10271 (cbranchdf4): New. Handle invalid comparisons here.
10272 * config/mmix/predicates.md (float_comparison_operator): New.
10274 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10275 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10276 * config/mn10300/mn10300.md (tst): Delete.
10277 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10278 Name these patterns and wrap RHS in a compare.
10279 (*cmpsi): Make this pattern private. Include tst.
10280 (*cmpsf): Make this pattern private.
10281 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10282 (compare with zero peepholes): Likewise.
10284 (cbranchsi4, cbranchsf4): New.
10285 (casesi): Use cbranchsi4.
10287 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10288 hppa_branch_type): Delete.
10289 (return_addr_rtx): Use cbranchsi4.
10290 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10291 Emit CCFPmode comparison here.
10292 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10293 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10294 hppa_branch_type): Delete.
10295 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10296 (movsicc, movdicc): Remove references to hppa_compare_op0,
10297 hppa_compare_op1 and compare_from_rtx.
10298 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10299 (casesi): Use cbranchsi4.
10301 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10302 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10303 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10304 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10305 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10307 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10308 (*branch, *branch_inverted): New.
10310 * config/picochip/picochip.md (cbranchhi4): Use
10311 ordered_comparison_operator.
10312 (cmphi, bCC): Remove.
10314 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10315 (trap_comparison_operator): Delete.
10316 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10317 rs6000_emit_cbranch): Accept mode and operands.
10318 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10319 rs6000_compare_fp_p): Delete.
10320 (rs6000_generate_compare): Accept mode and comparison. Extract code
10321 and op0/op1 from there. Replace references to rs6000_compare_op0
10322 and rs6000_compare_op1.
10323 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10324 extract result from passed operands.
10325 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10326 extract loc from passed operands.
10327 (rs6000_emit_cmove): Likewise.
10328 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10329 rs6000_compare_fp_p): Delete.
10330 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10331 (cbranch<GPR>4, cbranch<FP>4): New.
10332 (cstore<mode>4): New. Consolidate here all choices about when to use
10333 portable or specialized sCC sequences.
10334 (stack_protect_test): Use cbranchsi4.
10335 (conditional_trap): Replace with ctrap<GPR>4.
10336 (conditional trap insn): Replace trap_comparison_operator with
10337 ordered_comparison_operator.
10339 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10340 (s390_emit_prologue): Use ctrap.
10341 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10342 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10343 New predicates replacing...
10344 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10345 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10346 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10347 (add<mode>cc): Do not use s390_compare_op0/op1.
10348 (s<code>): Change to...
10349 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10350 (seq): Change to...
10351 (cstorecc4): ... this. Handle EQ or NE equally.
10352 (*sne): Un-privatize for use in cstorecc4.
10353 (b<code>): Change to...
10354 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10355 (conditional_trap): Replace with...
10356 (ctrap<GPR>4, ctrap<FP>4): ... these.
10357 (stack_protect): Use cbranchcc4.
10359 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10360 * config/score/score-protos.h (score_gen_cmp): Delete.
10361 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10362 (score_block_move-loop): Use cbranchsi4.
10363 * config/score/score.md (cbranchsi4): New.
10364 (cmpsi, bCC): Delete.
10365 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10366 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10367 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10368 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10369 * config/score/score3.h (score3_gen_cmp): Delete.
10370 * config/score/score7.h (score7_gen_cmp): Delete.
10372 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10373 (sh_emit_scc_to_t): ... this. Return void.
10374 (from_compare): Rename to...
10375 (sh_emit_compare_and_branch): ... this.
10376 (sh_emit_compare_and_set): New.
10377 (sh_expand_t_scc): Accept operands.
10378 * config/sh/predicates.md (sh_float_comparison_operator): New.
10379 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10380 (prepare_scc_operands): Rename to...
10381 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10383 (sh_emit_cheap_store_flag): New.
10384 (sh_emit_set_t_insn): New.
10385 (from_compare): Rename to...
10386 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10387 handling of TARGET_SH2E floating point to avoid recursive call.
10388 Generate branch here.
10389 (sh_emit_compare_and_set): New.
10390 (sh_expand_t_scc): Get op0/op1 from arguments.
10391 (sh_emit_cheap_store_flag): New.
10392 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10394 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10395 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10396 (movsicc, movdicc): Do nothing when it recreated operands from
10397 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10398 prepare_scc_operands (now sh_emit_scc_to_t).
10399 (udivdi3): Use cstoresi4.
10400 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10401 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10402 (cbranchint4_media, cbranchfp4_media): New.
10403 (casesi): Use cbranchdi4.
10404 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10406 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10407 (movnegt): Remove second operand.
10408 (cbranchsf4, cbranchdf4): New.
10409 (stack_protect): Use cbranchdi4/cbranchsi4.
10411 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10412 (gen_compare_reg): Accept comparison, extract part of it to...
10413 (gen_compare_reg_1): ... this.
10414 (gen_compare_operator): Delete.
10415 (gen_v9_scc): Accept separate destination, comparison code and arms.
10416 Do not use sparc_compare_op0/sparc_compare_op1.
10417 (emit_scc_insn, emit_conditional_branch_insn): New.
10418 (emit_v9_brxx): Make static. Remove useless assertion.
10419 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10421 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10422 * config/sparc/sparc-protos.h (gen_compare_reg,
10423 sparc_emit_float_lib_cmp): Adjust prototype.
10424 (emit_scc_insn, emit_conditional_branch_insn): New.
10425 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10426 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10427 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10428 iterators to the top.
10429 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10430 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10431 snedi_special_trunc): Delete.
10432 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10433 and snedi_special_trunc.
10434 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10435 cbranchdi4, cbranch<F:mode>4): New.
10436 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10437 here. Use gen_compare_reg instead of gen_compare_operator.
10438 (conditional_trap): Replace with...
10439 (ctrapsi4, ctrapdi4): ... this.
10440 (stack_protect_test): Use cbranchcc4.
10442 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10444 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10445 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10446 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10447 from operands[0] or operands[3] depending on is_set.
10448 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10449 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10450 cmpdf, bCC), sCC: Remove.
10451 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10452 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10454 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10455 spu_emit_branch_or_set.
10457 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10459 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10460 xstormy16_compare_op1): Delete.
10461 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10462 xstormy16_compare_op1): Delete.
10463 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10465 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10466 (cmphi, cmpsi, bCC): Remove.
10468 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10469 (*cmpsi): ... this one.
10470 (cbranchsi4, cstoresi4): New.
10471 (bCC expanders): Delete.
10472 (sCC insns): Fold into...
10473 (*setcc): ... this one.
10474 (casesi): Do not use gen_cmpsi and gen_bgtu.
10475 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10476 (movsicc): Simplify.
10477 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10479 * config/vax/vax-protos.h (cond_name): New.
10480 (vax_output_conditional_branch): Remove.
10481 * config/vax/vax.c (cond_name): New.
10482 (vax_output_conditional_branch): Remove.
10483 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10484 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10485 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10486 (bit<VAXint>): Wrap source with (compare).
10487 (b<code> and following unnamed pattern): Rename to *branch and
10488 *branch_reversed. Change macroization to match_operator.
10489 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10491 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10492 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10493 Change last argument to machine_mode.
10494 (xtensa_expand_scc): Add machine_mode argument.
10495 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10496 (gen_conditional_move, xtensa_expand_conditional_branch,
10497 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10498 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10499 Adjust operand numbers.
10500 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10502 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10503 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10504 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10506 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10508 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10509 causes spurious differences between trunk and cond-optab branch.
10511 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10514 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10516 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10518 * tree.c (iterative_hash_pointer): Delete.
10519 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10520 Hash UIDs and versions of SSA names. Don't special-case built-in
10521 function declarations.
10523 2009-05-11 Ian Lance Taylor <iant@google.com>
10526 * graphite.c: Force -Wc++-compat to only be a warning before
10527 #including "cloog/cloog.h".
10529 2009-05-11 Martin Jambor <mjambor@suse.cz>
10531 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10533 2009-05-11 Jan Hubicka <jh@suse.cz>
10535 * tree-ssa-loop-ivcanon.c: Include target.h
10536 (struct loop_size): new structure.
10537 (constant_after_peeling): New predicate.
10538 (tree_estimate_loop_size): New function.
10539 (estimated_unrolled_size): Rewrite for new estimates.
10540 (try_unroll_loop_completely): Use new estimates.
10541 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10543 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10545 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10546 libcpp interface change.
10547 (spu_macro_to_expand): Likewise.
10549 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10551 PR tree-optimization/40026
10552 * gimplify.c (gimplify_init_constructor): Change initial conditional
10553 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10554 optimize_compound_literals_in_ctor.
10556 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10558 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10560 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10562 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10564 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10565 HOST_WIDE_INT for gap.
10567 2009-05-11 Ira Rosen <irar@il.ibm.com>
10569 PR tree-optimization/40074
10570 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10571 account in group size and step comparison.
10573 2009-05-11 Richard Guenther <rguenther@suse.de>
10575 * passes.c (init_optimization_passes): Strip now incorrect comment.
10576 (execute_function_todo): Do not set PROP_alias.
10577 * tree-pass.h (PROP_alias): Remove.
10578 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10579 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10580 * tree-nrv.c (pass_return_slot): Likewise.
10581 * tree-object-size.c (pass_object_sizes): Likewise.
10582 * tree-ssa-dom.c (pass_dominator): Likewise.
10583 (pass_phi_only_cprop): Likewise.
10584 * tree-ssa-dse.c (pass_dse): Likewise.
10585 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10586 (pass_cselim): Likewise.
10587 * tree-ssa-pre.c (pass_pre): Likewise.
10588 (pass_fre): Likewise.
10589 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10590 * tree-ssa-sink.c (pass_sink_code): Likewise.
10591 * tree-stdarg.c (pass_stdarg): Likewise.
10592 * tree-tailcall.c (pass_tail_calls): Likewise.
10593 * tree-vrp.c (pass_vrp): Likewise.
10595 2009-05-10 Ian Lance Taylor <iant@google.com>
10597 * basic-block.h (enum profile_status): Break out of struct
10598 control_flow_graph.
10599 * cgraph.h (struct inline_summary): Break out of struct
10601 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10602 of struct cgraph_order_sort.
10603 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10604 * cse.c (struct branch_path): Break out of struct
10605 cse_basic_block_data.
10606 * except.h (enum eh_region_type): Break out of struct eh_region.
10607 * gcc.c (enum add_del): Break out of struct modify_target.
10608 * genrecog.c (enum decision_type): Break out of struct decision_test.
10609 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10611 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10612 * regmove.c (enum match_use): New enum, broken out of struct match.
10613 * sched-int.h (enum post_call_group): New enum, broken out of
10615 (struct deps_reg): Break out of struct deps.
10616 * target.h (struct asm_int_op): Break out of struct gcc_target.
10617 * tree-eh.c (struct goto_queue_node): Break out of struct
10619 * tree-inline.h (enum copy_body_cge_which): Break out of
10621 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10623 * c-decl.c (in_struct, struct_types): New static variables.
10624 (pushtag): Add loc parameter. Change all callers.
10625 (lookup_tag): Add ploc parameter. Change all callers.
10626 (check_compound_literal_type): New function.
10627 (parser_xref_tag): Add loc parameter. Change all callers. If
10628 -Wc++-compat, warn about struct/union/enum types defined within a
10630 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10631 and loc parameters. Change all callers. Change error calls to
10632 error_at, using loc. For a redefinition, if the location of the
10633 original definition is known, report it. Set in_struct and
10634 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10635 (finish_struct): Add new parameters enclosing_in_struct and
10636 enclosing_struct_types. Change all callers. Set
10637 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10638 in the struct. If in a struct, add this struct to struct_types.
10639 (start_enum): Add loc parameter. Change all callers. Use
10640 error_at for errors, using loc. For a redefinition, if the
10641 location of the original definition is known, report it. If in a
10642 struct, add this enum type to struct_types. If -Wc++-compat warn
10643 if in sizeof, typeof, or alignof.
10644 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10645 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10646 (c_parser_enum_specifier): Get enum location for start_enum.
10647 (c_parser_struct_or_union_specifier): Get struct location for
10648 start_struct. Save in_struct and struct_types status between
10649 start_struct and finish_struct.
10650 (c_parser_cast_expression): Get location of cast.
10651 (c_parser_alignof_expression): Get location of type.
10652 (c_parser_postfix_expression): Likewise.
10653 (c_parser_postfix_expression_after_paren_type): Add type_loc
10654 parameter. Change all callers. Call check_compound_literal_type.
10655 Use type_loc for error about variable size type.
10656 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10657 of an enum constant from an enum type defined in a struct or union.
10658 (c_cast_expr): Add loc parameter. Change all callers. If
10659 -Wc++-compat, warn about defining a type in a cast.
10660 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10661 (start_enum, start_struct, finish_struct): Update declarations.
10662 (parser_xref_tag, c_cast_expr): Update declarations.
10663 (check_compound_literal_type): Declare.
10665 2009-05-11 Ben Elliston <bje@au.ibm.com>
10667 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10668 for recent libcpp interface change.
10669 (rs6000_macro_to_expand): Likewise.
10671 2009-05-10 Michael Matz <matz@suse.de>
10674 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10675 not at entry of function.
10677 2009-05-10 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/40081
10681 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10682 using the main variant of the element type. Do not fiddle with
10683 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10685 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10686 structs with volatile fields.
10688 2009-05-10 Jan Hubicka <jh@suse.cz>
10690 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10691 (estimate_move_cost): Assert that it does not get called for
10693 (estimate_num_insns): Skip VOID types in argument handling.
10694 (optimize_inline_calls): Delete unreachable blocks and verify that
10695 callgraph is valid.
10697 2009-05-10 Jan Hubicka <jh@suse.cz>
10699 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10700 * cgraph.c (cgraph_mark_address_taken_node): New function.
10701 (dump_cgraph_node): Dump new flag.
10702 * cgraph.h (struct cgraph_node): Add address_taken.
10703 (cgraph_mark_address_taken_node): New function.
10704 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10705 since new direct calls can be born.
10707 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10709 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10710 tok->val.node.node.
10712 2009-05-10 Jan Hubicka <jh@suse.cz>
10714 PR middle-end/40084
10715 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10717 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10718 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10719 * tree-inline.c (copy_bb): Set frequency correctly.
10720 (fold_marked_statements): Update call to
10721 cgraph_update_edges_for_call_stmt.
10723 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10725 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10726 identifiers in diagnostics.
10727 * config/arm/arm.c (arm_handle_fndecl_attribute,
10728 arm_handle_isr_attribute): Likewise.
10729 * config/avr/avr.c (avr_handle_progmem_attribute,
10730 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10731 * config/bfin/bfin.c (handle_int_attribute,
10732 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10733 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10734 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10736 * config/darwin.c (darwin_handle_kext_attribute,
10737 darwin_handle_weak_import_attribute): Likewise.
10738 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10739 h8300_handle_eightbit_data_attribute,
10740 h8300_handle_tiny_data_attribute): Likewise.
10741 * config/i386/i386.c (ix86_handle_cconv_attribute,
10742 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10743 * config/i386/winnt.c (ix86_handle_shared_attribute,
10744 ix86_handle_selectany_attribute): Likewise.
10745 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10746 * config/m32c/m32c.c (function_vector_handler): Likewise.
10747 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10748 m68hc11_handle_fntype_attribute): Likewise.
10749 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10750 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10751 * config/mips/mips.c (mips_insert_attributes,
10752 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10753 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10754 rs6000_handle_struct_attribute): Likewise.
10755 * config/sh/sh.c (sh_insert_attributes,
10756 sh_handle_resbank_handler_attribute,
10757 sh_handle_interrupt_handler_attribute,
10758 sh2a_handle_function_vector_handler_attribute,
10759 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10761 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10762 * config/spu/spu.c (spu_handle_fndecl_attribute,
10763 spu_handle_vector_attribute): Likewise.
10764 * config/stormy16/stormy16.c
10765 (xstormy16_handle_interrupt_attribute): Likewise.
10766 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10767 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10769 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10771 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10772 (pp_translate_identifiers): New.
10773 (pp_identifier): Only conditionally translate identifier to locale
10775 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10776 (pp_base_tree_identifier): Only conditionally translate identifier
10777 to locale character set.
10778 * c-pretty-print.c (M_): Define.
10779 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10780 fragments for conditional translation with M_.
10781 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10782 identifier translation.
10784 2009-05-10 Richard Guenther <rguenther@suse.de>
10786 PR tree-optimization/40081
10787 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10788 using the main variant of the element type. Do not fiddle with
10789 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10791 2009-05-09 Jan Hubicka <jh@suse.cz>
10793 PR middle-end/40080
10794 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10795 indirect calls; verify cgraph afterwards.
10797 2009-05-09 Jan Hubicka <jh@suse.cz>
10800 * ipa.c (update_inlined_to_pointer): New function.
10801 (cgraph_remove_unreachable_nodes): Use it.
10803 2009-05-09 Jan Hubicka <jh@suse.cz>
10805 * tree-eh.c (struct leh_state): Remove prev_try.
10806 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10807 not track prev_try.
10808 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10809 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10810 remove_eh_handler_and_replace, foreach_reachable_handler,
10811 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10812 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10813 (gen_eh_region_cleanup): Update prototype.
10815 2009-05-09 Jan Hubicka <jh@suse.cz>
10817 PR middle-end/40043
10818 * except.c (copy_eh_region): Always set prev_try.
10819 (redirect_eh_edge_to_label): Find outer try.
10820 (foreach_reachable_handler): When looking for prev try
10821 handle case where previous try is not going to be taken.
10823 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10825 PR tree-optimization/40049
10826 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10827 only vector/vector shifts, convert the type of the constant to the
10828 appropriate type to avoid building incorrect trees, which
10829 eventually have problems with garbage collection.
10831 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10833 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10834 -1 for complex floating-point types if honoring signed zeros.
10836 2009-05-08 Jan Hubicka <jh@suse.cz>
10838 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10839 argument; handle correctly when profile is absent.
10840 (build_cgraph_edges): Update.
10841 (rebuild_cgraph_edges): Update.
10842 * cgraph.c: Do not include varray.h.
10843 (cgraph_set_call_stmt_including_clones): New function.
10844 (cgraph_create_edge_including_clones): Likewise
10845 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10846 (cgraph_update_edges_for_call_stmt): Handle clones.
10847 (cgraph_remove_node): Handle clone tree.
10848 (cgraph_remove_node_and_inline_clones): New function.
10849 (dump_cgraph_node): Dump clone tree.
10850 (cgraph_clone_node): Handle clone tree.
10851 (clone_function_name): Bring here from tree-inline.c.
10852 (cgraph_create_virtual_clone): New function.
10853 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10854 (cgraph_clone_info): New function.
10855 (strut cgraph_node): Add clone_info and new clone tree pointers.
10856 (cgraph_remove_node_and_inline_clones,
10857 cgraph_set_call_stmt_including_clones,
10858 cgraph_create_edge_including_clones,
10859 cgraph_create_virtual_clone): Declare.
10860 (cgraph_function_versioning): Use VEC argument.
10861 (compute_call_stmt_bb_frequency): Update prototype.
10862 (cgraph_materialize_all_clones): New function.
10863 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10864 (ipcp_create_replace_map): Update to VECtors.
10865 (ipcp_update_callgraph): Use virtual clones.
10866 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10867 (ipcp_update_profiling): Do not update local profiling.
10868 (ipcp_insert_stage): Use VECtors and virtual clones.
10869 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10870 (clone_of_p): New function.
10871 (cgraph_preserve_function_body_p): Use clone tree.
10872 (cgraph_optimize): Materialize clones.
10873 (cgraph_function_versioning): Update for VECtors.
10874 (save_inline_function_body): Use clone tree.
10875 (cgraph_materialize_clone): New function.
10876 (cgraph_materialize_all_clones): Likewise.
10877 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10878 * ipa.c: Include gimple.h.
10879 (cgraph_remove_unreachable_nodes): Use clone tree.
10880 * ipa-prop.c (ipa_note_param_call): Update call to
10881 compute_call_stmt_bb_frequencycall.
10882 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10883 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10884 (copy_bb): Handle updating of clone tree; add new edge when new call
10886 (expand_call_inline): Be strict about every call having edge.
10887 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10888 (delete_unreachable_blocks_update_callgraph): New function.
10889 (tree_function_versioning): Use VECtors; always remove unreachable
10890 blocks and fold conditionals.
10891 * tree-inline.h: Do not include varray.h.
10892 (tree_function_versioning): Remove.
10893 * Makefile.in (GTFILES): Remove tree-inline.c
10894 * passes.c (do_per_function): Do only functions having body.
10895 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10898 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10899 Andrew Morrow <acm@google.com>
10902 * c-common.c (c_common_attribute_table): Permit deprecated
10903 attribute to take an optional argument.
10904 (handle_deprecated_attribute): If the optional argument to
10905 __attribute__((deprecated)) is not a string ignore the attribute
10906 and emit a warning.
10908 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10909 * c-typeck.c (build_component_ref): Likewise.
10910 (build_external_ref): Likewise.
10912 * toplev.c (warn_deprecated_use): Add an attribute argument.
10913 Emit the message associated with __attribute__((deprecated)).
10915 * toplev.h (warn_deprecated_use): Updated.
10917 * doc/extend.texi: Document new optional parameter to
10918 __attribute__((deprecated))
10920 2009-05-08 Michael Eager <eager@eagercon.com>
10922 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10923 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10925 2009-05-08 Richard Guenther <rguenther@suse.de>
10927 PR tree-optimization/40062
10928 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10929 Avoid exponential behavior.
10931 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10933 PR rtl-optimization/33928
10935 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10936 process_uses, build_single_def_use_links): New.
10937 (update_df): Update use_def_ref.
10938 (forward_propagate_into): Use get_def_for_use instead of use-def
10940 (fwprop_init): Call build_single_def_use_links and let it initialize
10942 (fwprop_done): Free use_def_ref.
10943 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10944 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10945 df_rd_simulate_one_insn): New.
10946 (df_rd_bb_local_compute_process_def): Update head comment.
10947 (df_chain_create_bb): Use the new RD simulation functions.
10948 * df.h (df_rd_simulate_artificial_defs_at_top,
10949 df_rd_simulate_one_insn): New.
10950 * opts.c (decode_options): Enable fwprop at -O1.
10951 * doc/invoke.texi (-fforward-propagate): Document this.
10953 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10956 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10957 and one complex operand specially.
10958 * tree-complex.c (some_nonzerop): Do not identify a real value as
10959 zero if flag_signed_zeros.
10961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10963 PR rtl-optimization/33928
10964 * loop-invariant.c (record_use): Fix && vs. || mishap.
10966 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10968 PR rtl-optimization/33928
10969 * loop-invariant.c (struct use): Add addr_use_p.
10970 (struct def): Add n_addr_uses.
10971 (struct invariant): Add cheap_address.
10972 (create_new_invariant): Set cheap_address.
10973 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10974 (record_uses): Pass df_ref to record_use.
10975 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10978 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10980 * config/sh/sh.c: Do not include c-pragma.h.
10982 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10984 * config/spu/spu.c: Remove include of c-common.h.
10986 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10989 * c-common.h (mark_valid_location_for_stdc_pragma,
10990 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10991 clear_float_const_decimal64, float_const_decimal64_p): New.
10992 * c.opt (Wunsuffixed-float-constants): New.
10993 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10994 unsuffixed float constant, handle new warning.
10995 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10996 * c-decl.c (c_scope): New flag float_const_decimal64.
10997 (set_float_const_decimal64, clear_float_const_decimal64,
10998 float_const_decimal64_p): New.
10999 (push_scope): Set new flag.
11000 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11001 to use STDC pragmas.
11002 (c_parser_external_declaration): Ditto.
11003 (c_parser_compound_statement_nostart): Ditto.
11004 * c-pragma.c (valid_location_for_stdc_pragma,
11005 mark_valid_location_for_stdc_pragma,
11006 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11007 handle_pragma_float_const_decimal64): New.
11008 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11009 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11010 set_float_const_decimal64, clear_float_const_decimal64,
11011 float_const_decimal64_p): New dummy functions.
11012 * doc/extend.texi (Decimal Float): Remove statement that the
11013 pragma, and suffix for double constants, are not supported.
11014 * doc/invoke.texi (Warning Options): List new option.
11015 (-Wunsuffixed-float-constants): New.
11017 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11019 * config/i386/i386.c: Do not include c-common.h.
11021 2009-05-07 Mark Heffernan <meheff@google.com>
11023 * doc/invoke.texi (Debugging Options): Document change of debugging
11025 * opts.c (decode_options): Make dump_base_name relative to
11026 aux_base_name directory.
11028 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11030 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11031 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11033 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11035 * Makefile.in (install-plugin): Simplify a bit.
11037 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11039 * Makefile.in (OBJS-common): Add regcprop.o.
11041 * timevar.def (TV_CPROP_REGISTERS): New.
11042 * regrename.c (regrename_optimize): Return 0.
11043 (rest_of_handle_regrename): Delete.
11044 (pass_rename_registers): Point to regrename_optimize.
11045 (struct value_data_entry, struct value_data,
11046 kill_value_one_regno, kill_value_regno, kill_value,
11047 set_value_regno, init_value_data, kill_clobbered_value,
11048 kill_set_value, kill_autoinc_value, copy_value,
11049 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11050 replace_oldest_value_reg, replace_oldest_value_addr,
11051 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11052 debug_value_data, validate_value_data): Move...
11053 * regcprop.c: ... here.
11054 (rest_of_handle_cprop): Delete.
11055 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11057 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11059 PR middle-end/40057
11060 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11061 GEN_INT for 1 << bitnum.
11062 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11063 build_int_cst_type.
11065 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11067 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11068 Remove wrong description of "nand" operation.
11070 2009-05-06 Richard Guenther <rguenther@suse.de>
11071 Adam Nemet <anemet@caviumnetworks.com>
11073 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11074 comment. Add that if LHS is not a gimple register, then RHS1 has
11075 to be a single object (GIMPLE_SINGLE_RHS).
11077 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11079 * expr.c (get_def_for_expr): Move it up in the file.
11080 (store_field): When expanding a bit-field store, look at the
11081 defining gimple stmt for the masking conversion.
11083 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11085 PR middle-end/39986
11086 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11087 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11088 32-bit memcpy into long.
11090 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11092 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11093 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11095 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11096 instead of appending DW_OP_deref*.
11098 2009-05-06 Michael Matz <matz@suse.de>
11100 PR middle-end/40021
11101 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11102 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11104 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11106 * Makefile.in (install-plugin): Fix srcdir handling.
11108 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11110 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11111 when processing for not_regs_needed bitmap.
11112 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11113 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11114 handling it for rhs.
11116 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11118 * config/i386/i386.md (unnamed inc/dec peephole): Use
11119 optimize_insn_for_size_p instead of optimize_size.
11120 * config/i386/predicates.md (incdec_operand): Likewise.
11121 (aligned_operand): Likewise.
11122 * config/i386/sse.md (divv8sf3): Likewise.
11123 (sqrtv8sf2): Likewise.
11125 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11127 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11129 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11131 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11133 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11134 ssemodesuffixf2c with avxmodesuffixf2c.
11136 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11139 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11141 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11143 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11144 (struct tree_base): Adjust spacing for 8 bit boundaries.
11145 (struct tree_decl_common): Add decl_by_reference_flag bit.
11146 (DECL_BY_REFERENCE): Adjust.
11147 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11148 print DECL_BY_REFERENCE bit.
11149 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11150 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11151 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11152 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11155 PR middle-end/39666
11156 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11157 range of the type, but default label is missing, add it with one
11158 of the existing labels instead of adding a new label for it.
11160 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11164 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11166 * Makefile.in (enable_plugin, plugin_includedir): New.
11167 (install): Depend on install-plugin.
11168 (PLUGIN_HEADERS): New.
11169 (install-plugin): New.
11170 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11172 2009-05-05 Richard Guenther <rguenther@suse.de>
11174 PR tree-optimization/40022
11175 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11177 (phivn_valid_p): Fix tuplification error, simplify.
11178 (phiprop_insert_phi): Add dumps.
11179 (propagate_with_phi): Simplify.
11181 2009-05-05 Richard Guenther <rguenther@suse.de>
11183 PR middle-end/40023
11184 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11186 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11188 * tree.h (strip_float_extensions): Remove duplicate declaration.
11189 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11190 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11191 block_ultimate_origin): Rearrange the declarations line to match the
11192 comment that indicates the .c file which the functions are defined.
11193 (dwarf2out_*, set_decl_rtl): Add comment.
11194 (get_base_address): Adjust comment.
11195 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11196 declarations line and add comment.
11197 (is_builtin_name): Add blank after function name, for clarity.
11199 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11201 * attribs.c (decl_attributes): Use %qE for identifiers in
11203 * cgraphunit.c (verify_cgraph_node): Translate function names to
11204 locale character set in diagnostics.
11205 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11207 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11208 Document that functions are named in UTF-8.
11209 * expr.c (expand_expr_real_1): Translate function names to locale
11210 character set in diagnostics.
11211 * gimplify.c (omp_notice_variable, omp_is_private,
11212 gimplify_scan_omp_clauses): Use %qE for identifiers in
11214 * langhooks.c (lhd_print_error_function): Translate function names
11215 to locale character set.
11216 * langhooks.h (decl_printable_name): Document that return value is
11217 in internal character set.
11218 * stmt.c: Include pretty-print.h
11219 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11221 (resolve_operand_name_1): Translate named operand name to locale
11223 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11225 * toplev.c (announce_function): Translate function names to locale
11227 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11228 (default_tree_printer): Use pp_identifier or translate identifiers
11229 to locale character set. Mark "<anonymous>" for translation.
11230 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11231 for identifiers in diagnostics.
11232 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11234 * varasm.c (output_constructor): Use %qE for identifiers in
11237 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11239 * configure.ac: use ` ` instead of $()
11240 * configure: Regenerate.
11242 2009-05-05 Ben Elliston <bje@au.ibm.com>
11244 * config/pa/linux-atomic.c: Eliminate conditional include of
11245 errno.h on non-LP64 systems to simplify build requirements.
11247 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11249 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11251 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11252 and pass value to identifier_to_locale.
11253 (warn_variable_length_array): Make name a tree.
11254 (grokdeclarator): Separate diagnostic texts for named and unnamed
11255 declarators. Use %qE for named declarators.
11256 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11258 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11259 identifiers in diagnostics.
11260 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11261 identifier_to_locale. Mark "anonymous" strings for translation.
11263 2009-05-04 Michael Eager <eager@eagercon.com>
11265 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11266 address for DImode/DFmode only if double-precision FP regs.
11268 2009-05-04 Michael Eager <eager@eagercon.com>
11270 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11271 TARGET_SINGLE_FLOAT check.
11273 2009-05-04 Michael Eager <eager@eagercon.com>
11275 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11277 2009-05-04 Michael Eager <eager@eagercon.com>
11279 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11280 * config/rs6000/t-xilinx: New
11282 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11284 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11285 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11286 * gcc/explow.c (memory_address): Use target hook.
11287 * gcc/targhooks.c (default_legitimize_address): New.
11288 * gcc/targhooks.h (default_legitimize_address): New.
11289 * gcc/target.h (legitimize_address): New.
11290 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11291 (TARGET_INITIALIZER): Include it.
11292 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11294 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11295 * config/bfin/bfin.c (legitimize_address): Remove.
11296 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11297 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11299 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11300 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11302 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11303 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11304 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11305 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11306 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11307 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11308 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11309 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11310 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11311 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11312 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11313 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11314 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11315 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11316 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11317 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11318 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11319 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11320 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11321 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11322 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11323 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11324 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11326 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11327 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11328 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11329 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11330 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11331 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11332 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11333 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11334 (thumb_legitimize_address): Delete.
11335 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11336 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11337 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11338 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11339 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11340 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11342 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11345 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11346 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11347 * config/m32r/m32r.c (m32r_legitimize_address): New.
11348 * config/m68k/m68k.c (m68k_legitimize_address): New.
11349 * config/score/score.c (score_legitimize_address): Standardize.
11350 * config/score/score3.c (score3_legitimize_address): Standardize.
11351 * config/score/score3.h (score3_legitimize_address): Adjust.
11352 * config/score/score7.c (score7_legitimize_address): Standardize.
11353 * config/score/score7.h (score7_legitimize_address): Adjust.
11354 * config/sh/sh.c (sh_legitimize_address): New.
11355 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11357 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11358 (s390_legitimize_address): ... this.
11359 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11360 (sparc_legitimize_address): ... this.
11361 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11362 (ix86_legitimize_address): ... this.
11363 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11364 (avr_legitimize_address): ... this.
11365 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11366 (mn10300_legitimize_address): ... this.
11367 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11368 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11369 (alpha_expand_mov): Adjust call.
11371 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11372 * config/spu/spu.c (spu_legitimize_address): Likewise.
11373 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11374 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11376 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11378 * intl.c (locale_encoding, locale_utf8): New.
11379 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11380 * intl.h (locale_encoding, locale_utf8): Declare.
11381 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11382 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11384 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11386 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11387 (pp_base_tree_identifier): Declare as function.
11388 (identifier_to_locale): Declare.
11389 * Makefile.in (pretty-print.o): Update dependencies.
11390 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11392 2009-05-04 Richard Guenther <rguenther@suse.de>
11394 PR middle-end/40015
11395 * builtins.c (fold_builtin_memory_op): Do not decay to element
11396 type if the size matches the whole array.
11398 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11400 * expmed.c (synth_mult): When trying out a shift, pass the result
11403 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11405 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11406 (shiftsub1_cost): New.
11407 (init_expmed): Compute shiftsub1_cost.
11408 (synth_mult): Optimize multiplications by constants of the form
11409 -(2^^m-1) for some constant positive integer m.
11411 2009-05-03 Richard Guenther <rguenther@suse.de>
11414 * c-typeck.c (array_to_pointer_conversion): Do not built
11415 ADDR_EXPRs of arrays of pointer-to-element type.
11416 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11417 up wrong ADDR_EXPRs after-the-fact.
11418 * c-common.c (strict_aliasing_warning): Strip pointer
11419 conversions for obtaining the original type.
11420 * builtins.c (fold_builtin_memset): Handle array types.
11421 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11424 2009-05-03 Richard Guenther <rguenther@suse.de>
11426 PR middle-end/23329
11427 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11428 Do not lose casts from array types with unknown extent to array
11429 types with known extent.
11430 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11431 alias set compatibility.
11433 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11435 * flags.h (extra_warnings): Delete.
11436 * toplev.c (process_options): Handle Wuninitialized here.
11437 * opts.c (extra_warnings): Delete.
11438 (set_Wextra): Delete.
11439 (common_handle_option): -Wextra can be handled automatically.
11440 * c-opts.c (c_common_handle_option): Delete obsolete code.
11441 (c_common_post_options): Simplify comment.
11442 * common.opt (W): Add Var.
11444 (Wuninitialized): Initialize to -1.
11446 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11447 Richard Guenther <rguenther@suse.de>
11449 * expr.c (get_def_for_expr): New function.
11450 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11451 SSA rather than trees.
11452 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11453 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11455 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11457 * c-common.c (reswords): Add _Imaginary.
11458 * c-common.c (enum rid): Add RID_IMAGINARY.
11460 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11462 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11463 Patch by Richard Guenther.
11465 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11467 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11468 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11469 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11470 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11471 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11472 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11473 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11474 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11475 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11476 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11477 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11478 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11479 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11480 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11481 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11482 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11483 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11484 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11486 2009-05-02 Richard Guenther <rguenther@suse.de>
11488 PR tree-optimization/39940
11489 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11492 2009-05-02 Richard Guenther <rguenther@suse.de>
11494 PR middle-end/40001
11495 * tree-ssa.c (execute_update_addresses_taken): Properly check
11496 if we can mark a variable DECL_GIMPLE_REG_P.
11497 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11498 back to the end of the function.
11499 (is_gimple_reg_type): Remove complex type special casing.
11500 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11503 2009-05-02 Ben Elliston <bje@au.ibm.com>
11505 * doc/collect2.texi (Collect2): Document search path behaviour
11506 when configured with --with-ld.
11508 2009-05-02 Jan Hubicka <jh@suse.cz>
11510 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11511 parameter; update callers.
11512 (coalesce_cost_edge): EH edges are costier because they needs
11513 splitting even if not critical and even more costier when there are
11514 multiple EH predecestors.
11516 2009-05-02 Jan Hubicka <jh@suse.cz>
11518 * except.c (remove_eh_handler_and_replace): Handle updating after
11519 removing TRY blocks.
11521 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11523 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11525 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11527 * varasm.c: Do not include c-pragma.h.
11528 * attribs.c: Do not incude c-common.h.
11530 2009-05-01 Michael Matz <matz@suse.de>
11532 * calls.c (initialize_argument_information): Handle SSA names like
11533 decls with a non MEM_P DECL_RTL.
11535 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11537 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11538 * ipa-utils.c: Likewise.
11539 * ipa-type-escape.c: Likewise.
11540 * cgraphunit.c Do not include c-common.h.
11541 * ipa-pure-const.c: Likewise.
11542 * tree-if-conv.c: Likewise.
11543 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11544 * ipa-struct-reorg.c: Likewise.
11545 * tree-nomudflap.c: Likewise.
11546 * tree-ssa-structalias.c: Likewise.
11548 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11550 * store-motion.c: Many cleanups to make this pass a first-class
11551 citizen instead of an appendix to gcse load motion. Add TODO list
11552 to make this pass faster/cleaner/better.
11554 (struct ls_expr): Post gcse.c-split cleanups.
11555 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11556 "stores" field to "avail_stores".
11557 (pre_ldst_mems): Rename to store_motion_mems.
11558 (pre_ldst_table): Rename to store_motion_mems_table.
11559 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11560 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11561 (ldst_entry): Rename to st_expr_entry, update users.
11562 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11563 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11564 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11566 (first_ls_expr): Rename to first_st_expr, update users.
11567 (next_ls_expr): Rename to next_st_expr, update users.
11568 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11569 fields properly for store motion instead of names inherited from load
11571 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11572 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11575 (ae_kill): Rename to st_kill, update users.
11576 (ae_gen): Rename to st_avloc, update users.
11577 (transp): Rename to st_transp, update users.
11578 (pre_insert_map): Rename to st_insert_map, update users.
11579 (pre_delete_map): Rename to st_delete_map, update users.
11580 (insert_store, build_store_vectors, free_store_memory,
11581 one_store_motion_pass): Update for abovementioned changes.
11583 (gcse_subst_count, gcse_create_count): Remove.
11584 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11585 and "n_stores_created", local variables.
11587 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11590 (regvec, compute_store_table_current_insn): Remove.
11591 (reg_set_info, reg_clear_last_set): Remove.
11592 (compute_store_table): Use DF caches instead of local dataflow
11595 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11597 * c-objc-common.c (c_tree_printer): Print identifiers with
11598 pp_identifier, not pp_string. Mark "({anonymous})" for
11600 * c-pretty-print.c (pp_c_ws_string): New.
11601 (pp_c_cv_qualifier, pp_c_type_specifier,
11602 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11603 pp_c_storage_class_specifier, pp_c_function_specifier,
11604 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11605 pp_c_primary_expression, pp_c_postfix_expression,
11606 pp_c_unary_expression, pp_c_shift_expression,
11607 pp_c_relational_expression, pp_c_equality_expression,
11608 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11609 use pp_string and pp_c_ws_string in place of pp_identifier and
11610 pp_c_identifier for non-identifiers. Mark English strings for
11612 * c-pretty-print.h (pp_c_ws_string): Declare.
11614 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11615 Roland McGrath <roland@redhat.com>
11617 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11618 (ENABLE_LD_BUILDID): New configuration option.
11619 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11620 (LINK_BUILDID_SPEC): New macro.
11621 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11623 * doc/install.texi: Document --enable-linker-build-id option.
11624 * configure: Rebuild.
11625 * config.in: Rebuild.
11627 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11629 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11630 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11631 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11632 MIPS_GP_SAVE_AREA_SIZE.
11633 * config/mips/mips.c (struct mips_frame_info): Update comment
11634 before arg_pointer_offset and hard_frame_pointer_offset.
11635 (mips_compute_frame_info): Update diagram before function: to
11636 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11637 indicate the position of frame_pointer_rtx with -fstack-protector and
11638 to show args_size. Don't allocate cprestore area for leaf functions
11639 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11641 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11643 2009-04-30 Michael Matz <matz@suse.de>
11645 PR tree-optimization/39955
11646 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11648 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11650 * ira.c (setup_cover_and_important_classes): Use safe macro
11651 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11653 * genpreds.c (write_tm_preds_h): Output suitable definition of
11654 REG_CLASS_FOR_CONSTRAINT.
11656 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11658 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11660 * bitmap.c (bitmap_descriptor): Likewise.
11661 * ggc-common.c (loc_descriptor): Likewise.
11662 * varray.c (varray_descriptor): Likewise.
11663 * vec.c (vec_descriptor): Likewise.
11665 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11667 * Makefile.in (dce.o): Add $(EXCEPT_H).
11668 * dce.c: Include except.h and delete redundant vector definitions.
11669 (deletable_insn_p): Return false for non-call insns that can throw
11672 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11674 * gcse.c (ae_gen): Remove.
11675 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11676 and make non-static function to make it available in store-motion.c.
11677 Update call sites with search-and-replace.
11678 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11679 extract_mentioned_regs, extract_mentioned_regs_helper,
11680 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11681 store_killed_in_insn, store_killed_after, store_killed_before,
11682 build_store_vectors, insert_insn_start_basic_block, insert-store,
11683 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11684 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11685 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11686 * store-motion.c: ...new file. Also copy data structures from gcse.c
11687 and clean up to remove parts not used by store motion.
11688 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11689 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11691 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11694 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11695 when optimizing for size.
11697 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11699 * gcse.c (gcse_constant_p): Fix typo in last change.
11701 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11703 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11705 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11707 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11709 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11711 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11712 CONST_HIGH_PART result.
11714 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11716 * config/avr/avr.c (initial_elimination_offset): Rename to
11717 avr_initial_elimination_offset.
11718 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11719 change return type to bool.
11720 (avr_can_eliminate): New function.
11721 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11722 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11723 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11724 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11725 avr_initial_elimination_offset.
11726 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11727 (avr_initial_elimination_offset): Define.
11729 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11730 Steven Bosscher <steven@gcc.gnu.org>
11732 PR rtl-optimization/39938
11733 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11734 * cfgrtl.c: Include insn-attr.h.
11735 (rest_of_pass_free_cfg): New function.
11736 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11737 * resource.c (init_resource_info): Remove call to df_analyze.
11739 2009-04-29 Richard Guenther <rguenther@suse.de>
11742 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11743 allow conversion to signed integers.
11745 2009-04-29 Richard Guenther <rguenther@suse.de>
11747 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11748 shifts of floating point vectors if the shift amount is
11749 a constant multiple of the element size.
11751 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11752 Michael Matz <matz@suse.de>
11754 PR middle-end/39927
11756 * tree-outof-ssa.c (emit_partition_copy): New function.
11757 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11758 insert_part_to_rtx_on_edge): Perform the partition base var
11759 copy using emit_partition_copy.
11760 (insert_value_copy_on_edge): Convert constants to the right mode.
11761 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11762 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11764 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11766 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11767 scan backwards to try to find a constant to initialize it.
11769 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11770 insn before the loop_end instruction, don't look past labels.
11772 2009-04-29 Richard Guenther <rguenther@suse.de>
11774 PR middle-end/39937
11775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11776 loose type conversions.
11777 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11778 stmts only if there are no uses of its definition.
11780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11782 * config/bfin/bfin.h (splitting_loops): Declare.
11783 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11784 Reorder bit definitions to be ascending.
11785 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11786 * config/bfin/bfin.c (splitting_loops): New variable.
11787 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11788 (struct loop_info): Remove members INIT and LOOP_INIT.
11789 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11790 the LSETUP sequence. Allow LC to be loaded from any register, but
11791 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11792 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11794 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11795 of reload_completed.
11798 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11800 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11802 * Makefile.in (PLUGIN_VERSION_H): New.
11803 (OBJS-common): Remove plugin-version.o.
11804 (plugin.o): Depend on (PLUGIN_VERSION_H).
11805 (plugin-version.o): Remove.
11806 * configure: Regenerate
11807 * configure.ac: Create plugin-version.h.
11808 * gcc-plugin.h (plugin_gcc_version): Remove.
11809 (plugin_default_version_check): Change signature.
11810 * plugin-version.c: Remove.
11811 * plugin.c: Include plugin-version.h.
11812 (str_plugin_gcc_version_name): Remove.
11813 (try_init_one_plugin): Pass gcc version to plugin_init.
11814 (plugin_default_version_check): Both gcc and plugin versions are now
11817 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11819 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11820 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11821 Remove special case testing for last insn of inner loops. Don't fail
11822 if the loop ends with a jump, emit an extra nop instead.
11824 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11825 DREGS rather than comparing directly. Remove code that tries to
11826 account for latencies.
11828 2009-04-29 Richard Guenther <rguenther@suse.de>
11830 PR tree-optimization/39941
11831 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11832 eliminating an indirect call.
11834 2009-04-29 Richard Guenther <rguenther@suse.de>
11836 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11837 parameter. Allow invariants as base if !require_lvalue.
11838 (verify_gimple_assign_single): Adjust.
11840 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11842 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11843 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11844 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11845 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11846 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11848 * config/bfin/bfin.c (bfin_expand_builtin,
11849 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11851 2009-04-28 Richard Guenther <rguenther@suse.de>
11853 * tree-vect-loop.c (get_initial_def_for_induction): Use
11854 correct types for pointer increment.
11856 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11858 * toplev.c (print_version): Update GMP version string calculation.
11860 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11862 PR rtl-optimization/39938
11863 * resource.c (init_resource_info): Add call to df_analyze.
11865 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11867 * config/alpha/alpha.md (usegp): Cast the result of
11868 alpha_find_lo_sum_using_gp to enum attr_usegp.
11869 * config/alpha/alpha.c (override_options): Remove end-of-structure
11870 marker element from cpu_table. Use array size of cpu_table to handle
11871 -mcpu and -mtune options.
11872 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11874 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11876 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11877 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11878 tune_32 and tune_64.
11879 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11880 support on PowerPC.
11881 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11882 * config/rs6000/option-defaults.h: ... here. New file.
11883 (OPT_64, OPT_32): Define.
11884 (MASK_64BIT): Define to 0 if not already defined.
11885 (OPT_ARCH64, OPT_ARCH32): Define.
11886 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11889 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11891 * config/arm/arm.c (arm_override_options): Emit error on using
11894 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11896 PR rtl-optimization/39914
11897 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11898 registers for allocnos created from user-defined variables only
11899 when not optimizing.
11901 2009-04-28 Richard Guenther <rguenther@suse.de>
11903 PR middle-end/39937
11904 * fold-const.c (fold_binary): Use distribute_real_division only
11907 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11909 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11910 add hpux-stdint.h to tm_file.
11911 (hppa[12]*-*-hpux11*): Ditto.
11912 (ia64*-*-hpux*): Ditto.
11913 * config/hpux-stdint.h: New.
11914 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11915 __STDC_EXT__ for all compiles.
11916 * config/pa/pa-hpux.h: Ditto.
11917 * config/pa/pa-hpux10.h: Ditto.
11918 * config/pa/pa-hpux11.h: Ditto.
11920 2009-04-28 Catherine Moore <clm@codesourcery.com>
11922 * debug.h (set_name): Add comment.
11924 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11927 * config/darwin.c (machopic_gen_offset): Check
11928 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11929 * config/arm/arm.c (require_pic_register): Likewise.
11931 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11933 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11934 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11935 m32c_promote_prototypes): Delete.
11937 2009-04-28 Michael Matz <matz@suse.de>
11939 PR middle-end/39922
11940 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11943 2009-04-28 Richard Guenther <rguenther@suse.de>
11945 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11947 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11949 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11950 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11951 * config/arm/arm-tune.md: Regenerate.
11953 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11955 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11956 block if there are complex incoming edges.
11957 (sel_merge_blocks): Remove useless assert.
11958 (sel_redirect_edge_and_branch): Check that edge was redirected.
11959 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11960 (sel_find_rgns): Delete declaration.
11961 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11962 the region when it is not a preheader.
11964 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11967 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11969 2009-04-28 Richard Guenther <rguenther@suse.de>
11971 * tree.h (SSA_NAME_VALUE): Remove.
11972 (struct tree_ssa_name): Remove value_handle member.
11973 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11974 array for jump threading.
11975 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11977 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11978 * tree-flow.h (threadedge_initialize_values): Declare.
11979 (threadedge_finalize_values): Likewise.
11980 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11981 (SSA_NAME_VALUE): Define.
11982 (threadedge_initialize_values): New function.
11983 (threadedge_finalize_values): Likewise.
11984 * tree-ssa-dom.c (ssa_name_values): New global variable.
11985 (SSA_NAME_VALUE): Define.
11986 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11988 2009-04-28 Ira Rosen <irar@il.ibm.com>
11990 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11991 Use REPORT_VECTORIZED_LOCATIONS instead
11992 REPORT_VECTORIZED_LOOPS.
11993 * tree-vectorizer.c (vect_verbosity_level): Make static.
11994 (vect_loop_location): Rename to vect_location.
11995 (vect_set_verbosity_level): Update comment.
11996 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11998 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11999 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12000 instead REPORT_UNVECTORIZED_LOOPS.
12001 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12002 and vect_loop_def to vect_external_def and vect_internal_def.
12003 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12004 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12005 REPORT_UNVECTORIZED_LOCATIONS.
12006 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12007 and vect_used_in_loop and to vect_unused_in_scope and
12008 vect_used_in_scope.
12009 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12010 (vect_verbosity_level): Remove declaration.
12011 (vect_analyze_operations): Likewise.
12012 (vect_analyze_stmt): Declare.
12013 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12014 REPORT_UNVECTORIZED_LOCATIONS.
12015 (vect_get_loop_niters): Fix indentation.
12016 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12017 (vect_analyze_loop_operations): New function.
12018 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12019 vect_analyze_operations.
12020 (vect_is_simple_reduction): Use new names.
12021 (vectorizable_live_operation, vect_transform_loop): Likewise.
12022 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12023 to specify whether the data references can be a part of interleaving
12025 (vect_analyze_data_ref_dependence): Use new names.
12026 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12027 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12028 * tree-vect-patterns.c (widened_name_p): Use new names.
12029 (vect_recog_dot_prod_pattern): Likewise.
12030 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12031 (process_use, vect_mark_stmts_to_be_vectorized,
12032 vect_model_simple_cost, vect_model_store_cost,
12033 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12034 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12035 vectorizable_operation, vectorizable_type_demotion,
12036 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12037 vectorizable_condition): Likewise.
12038 (vect_analyze_operations): Split into vect_analyze_loop_operations
12040 (vect_analyze_stmt): ... new function.
12041 (new_stmt_vec_info): Use new names.
12042 (vect_is_simple_use): Use new names and fix comment.
12043 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12044 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12046 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12049 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12050 and integer modes for x87 operands. Do not ICE for unsupported size,
12051 generate error instead. Generate error for unsupported operand types.
12052 ['z']: Do not handle HImode memory operands specially. Warning
12053 for floating-point operands. Fallthru to 'Z' for unsupported operand
12054 types. Do not ICE for unsupported size, generate error instead.
12055 (output_387_binary_op): Use %Z to output operands.
12056 (output_fp_compare): Ditto.
12057 (output_387_reg_move): Ditto.
12059 2009-04-28 Ben Elliston <bje@au.ibm.com>
12064 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12066 * builtins.c (c_strlen): Do not warn here.
12067 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12068 * c-common.c (pointer_int_sum): Take an explicit location.
12069 Warn about offsets out of bounds.
12070 * c-common.h (pointer_int_sum): Adjust declaration.
12072 2009-04-27 Ian Lance Taylor <iant@google.com>
12074 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12076 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12077 * df-core.c (df_set_flags): Change return type to int. Change
12078 type of old_flags to int.
12079 (df_clear_flags): Likewise.
12080 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12081 (df_get_conditional_uses): Likewise.
12082 * df.h (df_set_flags, df_clear_flags): Update declarations.
12083 * dwarf2out.c (struct indirect_string_node): Change type of form
12084 field to enum dwarf_form.
12085 (AT_string_form): Change return type to enum dwarf_form.
12086 * fixed-value.c (fixed_compare): Add cast to enum type.
12087 * fwprop.c (update_df): Change 0 to VOIDmode.
12088 * gensupport.c: Change 0 to UNKNOWN.
12089 * gimple.h (gimple_cond_code): Add cast to enum type.
12090 * haifa-sched.c (reemit_notes): Add cast to enum type.
12091 * hooks.c (hook_int_void_no_regs): Remove function.
12092 * hooks.h (hook_int_void_no_regs): Remove declaration.
12093 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12094 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12095 * real.c (real_arithmetic): Add cast to enum type.
12096 (real_compare): Likewise.
12097 * target.h (struct gcc_target): Change return type of
12098 branch_target_register_class to enum reg_class.
12099 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12100 default_branch_target_register_class.
12101 * targhooks.c (default_branch_target_register_class): New function.
12102 * targhooks.h (default_branch_target_register_class): Declare.
12103 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12104 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12106 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12108 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12109 vect_uninitialized_def. Change 0 to ERROR_MARK.
12110 * tree-vect-stmts.c (supportable_widening_operation): Don't
12111 initialize icode1 and icode2.
12112 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12113 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12115 (cmn_err_flag_specs): Change 0 to STD_C89.
12116 (cmn_err_char_table): Likewise.
12117 * config/arm/arm.c (get_arm_condition_code): Change type of code
12118 to enum arm_cond_code.
12119 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12120 (IWMMXT_BUILTIN2): Likewise.
12121 (neon_builtin_type_bits): Don't define typedef.
12122 (neon_builtin_datum): Change type of bits field to int.
12123 (arm_expand_neon_args): Add cast to enum type.
12124 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12126 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12127 casts to enum type.
12128 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12130 * config/mips/mips.md (jal_macro): Return enum constant.
12131 (single_insn): Likewise.
12132 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12134 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12135 casts to enum type.
12136 * config/s390/s390.c (s390_tune_flags): Change type to int.
12137 (s390_arch_flags): Likewise.
12138 (s390_handle_arch_option): Change flags field of struct pta to int.
12139 * config/s390/s390.h (s390_tune_flags): Update declaration.
12140 (s390_arch_flags): Likewise.
12141 * config/sh/sh.c (prepare_move_operands): Compare
12142 tls_symbolic_operand result with enum constant.
12143 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12144 (sh_expand_prologue): Add cast to enum type.
12145 (sh_expand_epilogue): Likewise.
12146 (tls_symbolic_operand): Change return type to enum tls_model.
12147 (fpscr_set_from_mem): Add cast to enum type.
12148 (legitimize_pic_address): Compare tls_symbolic_operand result with
12150 (sh_target_reg_class): Change return type to enum reg_class.
12151 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12153 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12154 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12155 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12156 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12157 (delayed_branch, tls_call_delay): Likewise.
12158 (eligible_for_sibcall_delay): Likewise.
12159 (eligible_for_return_delay): Likewise.
12160 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12161 (spu_expand_builtin_1): Likewise.
12163 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12164 for all types of conversions.
12165 (output_init_element): Issue -Wc++-compat warning if needed when
12166 initializing a bitfield with enum type.
12167 * c-parser.c (c_parser_expression): Set original_type to
12168 original_type of right hand operand of comma operator.
12170 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12172 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12174 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12175 * doc/cpp.texi (Standard Predefined Macros)
12176 (Implementation-defined behavior): Likewise.
12177 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12178 * doc/gimple.texi (GIMPLE Exception Handling)
12179 (@code{GIMPLE_ASSIGN}): Likewise.
12180 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12181 * doc/invoke.texi (Warning Options, Optimize Options)
12182 (AVR Options, Darwin Options): Likewise.
12183 (Optimize Options): Reformulate -fwhole-program description.
12184 * doc/loop.texi (Lambda): Likewise.
12185 * doc/md.texi (Output Template, Define Constraints)
12186 (Standard Names, Insn Splitting): Likewise.
12187 * doc/options.texi (Option properties): Likewise.
12188 * doc/passes.texi (Tree-SSA passes): Likewise.
12189 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12190 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12191 (File Names and DBX): Likewise.
12192 * doc/trouble.texi (Incompatibilities): Likewise.
12194 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12196 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12197 instruction is correct.
12199 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12201 Allow non-constant arguments to conversion intrinsics.
12202 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12203 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12204 * spu.c (print_operand): Handle 'v' and 'w'.
12205 (exp2_immediate_p, spu_gen_exp2): Define.
12206 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12207 spu_convtf_1): Update parameter descriptions.
12208 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12209 * constraints.md ('v', 'w'): New.
12210 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12212 (i2f, I2F): New define_mode_attr.
12213 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12214 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12215 fixuns_truncv4sfv4si2): Update to use mode attribute.
12216 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12217 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12218 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12219 patterns for combine.
12221 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12223 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12224 (cprop, hoist, pre, store_motion): New debug counters.
12225 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12226 is not an RTL pass anymore.
12227 (pass_profiling): Remove extern decl for pass removed in 2005.
12228 (pass_gcse, pass_jump_bypass): Remove.
12229 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12230 to 0 for clean state.
12231 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12232 * cse.c (gate_handle_cse_after_global_opts,
12233 rest_of_handle_cse_after_global_opts): New functions.
12234 (pass_cse_after_global_opts): New pass, does local CSE.
12235 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12236 (TV_CPROP): New timevar.
12237 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12238 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12239 (gcse_main, recompute_all_luids): Remove.
12240 (compute_hash_table_work): Call max_reg_num instead of reading
12242 (cprop_jump): Don't set run_jump_opt_after_gcse.
12243 (constprop_register): Always allow to alter jumps.
12244 (cprop_insn): Likewise.
12245 (do_local_cprop): Likewise.
12246 (local_cprop_pass): Likewise. Return non-zero if something changed.
12247 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12248 (find_implicit_sets): Add note about missed optimization opportunity.
12249 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12250 pass_rtl_cprop execute function.
12251 Don't bother tracking the pass number, each pass gets its own dumpfile
12253 Always allow to alter jumpsand bypass jumps.
12254 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12255 will just find no suitable set.
12256 (pre_edge_insert): Fix dumping, this function is for PRE only.
12257 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12258 pass_rtl_pre execute function.
12259 (hoist_code): Return non-zero if something changed. Keep track of
12260 substitutions and insertions for statistics gathering similar to PRE.
12261 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12262 called from the pass_rtl_hoist execute function. Show pass statistics.
12263 (compute_store_table): Use max_reg_num directly instead of using the
12264 formerly global max_gcse_regno.
12265 (build_store_vectors): Likewise.
12266 (replace_store_insn): Fix dumping.
12267 (store_motion): Rename to ...
12268 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12269 pass, called from the pass_rtl_store_motion execute function. Keep
12270 track of substitutions and insertions for statistics gathering similar
12272 (bypass_jumps): Remove, fold interesting bits into ...
12273 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12274 from the pass_rtl_cprop execute function.
12275 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12276 pass_jump_bypass): Remove.
12277 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12278 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12279 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12280 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12281 (gate_rtl_store_motion, execute_rtl_store_motion,
12282 pass_rtl_store_motion): New.
12283 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12284 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12285 * passes.c (init_optimization_passes): Remove pass_gcse and
12286 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12287 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12288 instead of pass_jump_bypass.
12290 2009-04-27 Richard Guenther <rguenther@suse.de>
12292 PR middle-end/39928
12293 * gimplify.c (gimplify_expr): If we are required to create
12294 a temporary make sure it ends up as register.
12296 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12299 * config/i386/i386.c (construct_container): Don't call
12300 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12301 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12303 2009-04-27 Michael Matz <matz@suse.de>
12305 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12306 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12307 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12308 (dump_replaceable_exprs): Take a bitmap.
12309 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12311 (expand_gimple_basic_block): Likewise.
12312 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12313 replaceable_expressions member a bitmap.
12314 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12315 (mark_replaceable): Likewise.
12316 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12317 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12319 2009-04-27 Richard Guenther <rguenther@suse.de>
12321 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12322 (verify_stmts): Dispatch to gimple/type verification code.
12323 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12324 issue with call argument types.
12326 2009-04-27 Michael Matz <matz@suse.de>
12328 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12329 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12332 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12333 Eric Botcazou <ebotcazou@adacore.com>
12335 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12336 a label's basic block.
12337 (mark_target_live_regs): Tidy and rework obsolete comments.
12338 Change back DF problem to LIVE. If a label starts a basic block,
12339 assume that all registers that used to be live then still are.
12340 (init_resource_info): If a label starts a basic block, set its
12341 BLOCK_FOR_INSN accordingly.
12342 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12344 2009-04-27 Richard Guenther <rguenther@suse.de>
12346 * tree-flow-inline.h (function_ann): Remove.
12347 (get_function_ann): Likewise.
12348 * tree-dfa.c (create_function_ann): Remove.
12349 * tree-flow.h (struct static_var_ann_d): Remove.
12350 (struct function_ann_d): Likewise.
12351 (union tree_ann_d): Remove fdecl member.
12352 (function_ann_t): Remove.
12353 (function_ann, get_function_ann, create_function_ann): Remove
12356 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12358 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12360 2009-04-27 Jan Hubicka <jh@suse.cz>
12362 * ipa-pure-const.c (struct funct_state_d): New fields
12363 state_previously_known, looping_previously_known; remove
12364 state_set_in_source.
12365 (analyze_function): Use new fields.
12366 (propagate): Avoid assumption that state_set_in_source imply
12369 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12370 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12371 * cfgloop.h (finite_loop_p): Declare.
12373 2009-04-26 Michael Matz <matz@suse.de>
12375 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12377 2009-04-26 Michael Matz <matz@suse.de>
12379 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12380 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12381 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12382 pass_mark_used_blocks): Remove.
12383 * tree-optimize.c (pass_free_datastructures,
12384 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12385 * passes.c (init_optimization_passes): Don't call
12386 pass_mark_used_blocks, remove dead code.
12388 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12390 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12391 * tree-ssa-live.h (register_ssa_partition): Likewise.
12393 2009-04-26 Michael Matz <matz@suse.de>
12396 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12397 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12398 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12400 (compare_pairs): Swap cost comparison.
12401 (coalesce_ssa_name): Don't use change_partition_var.
12402 * tree-nrv.c (struct nrv_data): Add modified member.
12403 (finalize_nrv_r): Set it.
12404 (tree_nrv): Use it to update statements.
12405 (pass_nrv): Require PROP_ssa.
12406 * tree-mudflap.c (mf_decl_cache_locals,
12407 mf_build_check_statement_for): Use make_rename_temp.
12408 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12409 * alias.c (find_base_decl): Handle SSA names.
12410 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12411 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12412 * rtl.h (set_reg_attrs_for_parm): Declare.
12413 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12414 to "optimized", remove unused locals at finish.
12415 (execute_free_datastructures): Make global, call
12416 delete_tree_cfg_annotations.
12417 (execute_free_cfg_annotations): Don't call
12418 delete_tree_cfg_annotations.
12420 * ssaexpand.h: New file.
12421 * expr.c (toplevel): Include ssaexpand.h.
12422 (expand_assignment): Handle SSA names the same as register variables.
12423 (expand_expr_real_1): Expand SSA names.
12424 * cfgexpand.c (toplevel): Include ssaexpand.h.
12425 (SA): New global variable.
12426 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12427 (SSAVAR): New macro.
12428 (set_rtl): New helper function.
12429 (add_stack_var): Deal with SSA names, use set_rtl.
12430 (expand_one_stack_var_at): Likewise.
12431 (expand_one_stack_var): Deal with SSA names.
12432 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12433 before unique numbers.
12434 (expand_stack_vars): Use set_rtl.
12435 (expand_one_var): Accept SSA names, add asserts for them, feed them
12436 to above subroutines.
12437 (expand_used_vars): Expand all partitions (without default defs),
12438 then only the local decls (ignoring those expanded already).
12439 (expand_gimple_cond): Remove edges when jumpif() expands an
12440 unconditional jump.
12441 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12442 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12444 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12445 members of SA; deal with PARM_DECL partitions here; expand
12446 all PHI nodes, free tree datastructures and SA. Commit instructions
12447 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12448 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12449 info and statements at start, collect garbage at finish.
12450 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12451 (VAR_ANN_PARTITION) Remove.
12452 (change_partition_var): Don't declare.
12453 (partition_to_var): Always return SSA names.
12454 (var_to_partition): Only accept SSA names.
12455 (register_ssa_partition): Only check argument.
12456 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12458 (delete_var_map): Don't free it.
12459 (var_union): Only accept SSA names, simplify.
12460 (partition_view_init): Mark only useful SSA names as used.
12461 (partition_view_fini): Only deal with SSA names.
12462 (change_partition_var): Remove.
12463 (dump_var_map): Use ssa_name instead of partition_to_var member.
12464 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12466 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12467 (struct _elim_graph): New member const_dests; nodes member vector of
12469 (set_location_for_edge): New static helper.
12470 (create_temp): Remove.
12471 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12472 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12473 (new_elim_graph): Allocate const_dests member.
12474 (clean_elim_graph): Truncate const_dests member.
12475 (delete_elim_graph): Free const_dests member.
12476 (elim_graph_size): Adapt to new type of nodes member.
12477 (elim_graph_add_node): Likewise.
12478 (eliminate_name): Likewise.
12479 (eliminate_build): Don't take basic block argument, deal only with
12480 partition numbers, not variables.
12481 (get_temp_reg): New static helper.
12482 (elim_create): Use it, deal with RTL temporaries instead of trees.
12483 (eliminate_phi): Adjust all calls to new signature.
12484 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12485 (rewrite_trees): Only do checking.
12486 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12487 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12488 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12489 contains_tree_r, MAX_STMTS_IN_LATCH,
12490 process_single_block_loop_latch, analyze_edges_for_bb,
12491 perform_edge_inserts): Remove.
12492 (expand_phi_nodes): New global function.
12493 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12494 functions, initialize new parameter, remember partitions having a
12496 (finish_out_of_ssa): New global function.
12497 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12498 don't reset in_ssa_p here, don't disable TER when mudflap.
12499 (pass_del_ssa): Remove.
12500 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12502 (execute_free_datastructures): Declare.
12503 * Makefile.in (SSAEXPAND_H): New variable.
12504 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12505 * basic-block.h (commit_one_edge_insertion): Declare.
12506 * passes.c (init_optimization_passes): Move pass_nrv and
12507 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12508 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12509 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12510 (redirect_branch_edge): Deal with super block when expanding, split
12511 out jump patching itself into ...
12512 (patch_jump_insn): ... here, new static helper.
12514 2009-04-26 Michael Matz <matz@suse.de>
12516 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12517 beyond num_ssa_names.
12518 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12519 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12521 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12523 PR inline-asm/39543
12524 * fwprop.c (forward_propagate_asm): New function.
12525 (forward_propagate_and_simplify): Propagate also into __asm, if it
12526 doesn't increase the number of referenced registers.
12529 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12531 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12533 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12534 note_nonlocal_vla_type for nonlocal VLAs.
12535 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12536 contains_remapped_vars, remap_vla_decls): New functions.
12537 (convert_nonlocal_reference_stmt): If not optimizing, call
12538 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12539 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12540 if it wasn't found in var_map.
12541 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12542 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12543 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12545 * gimplify.c (nonlocal_vlas): New variable.
12546 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12548 (gimplify_body): Create and destroy nonlocal_vlas.
12550 * dwarf2out.c (loc_descr_plus_const): New function.
12551 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12552 mem_loc_descriptor, loc_descriptor_from_tree_1,
12553 descr_info_loc, gen_variable_die): Use it.
12555 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12556 !TREE_STATIC VAR_DECLs.
12557 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12558 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12559 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12560 DECL_BY_REFERENCE is valid.
12561 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12562 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12563 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12564 Copy DECL_BY_REFERENCE.
12565 (struct nesting_copy_body_data): New type.
12566 (nesting_copy_decl): New function.
12567 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12568 if they have variable length.
12570 2009-04-26 Michael Matz <matz@suse.de>
12572 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12573 mark new temporaries for renaming.
12575 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12578 * c-decl.c (global_bindings_p): Return negative value.
12579 (c_variable_size): New. Based on variable_size from
12581 (grokdeclarator): Call c_variable_size not variable_size.
12583 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12585 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12587 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12589 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12590 Redefine it to just use mingw/include.
12591 (ASM_SPEC): Rules for -m32 and -m64.
12592 (LINK_SPEC): Use Likewise.
12593 (SPEC_32): New define.
12594 (SPEC_64): Likewise.
12595 (SUB_LINK_SPEC): Likewise.
12596 (MULTILIB_DEFAULTS): New define.
12597 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12598 Add multilib options.
12599 (MULTILIB_DIRNAMES): Likewise.
12600 (MULTILIB_OSDIRNAMES): Likewise.
12601 (LIBGCC): Likewise.
12602 (INSTALL_LIBGCC): Likewise.
12604 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12607 * c-tree.h (enum c_inline_static_type): New.
12608 (record_inline_static): Declare.
12609 * c-decl.c (struct c_inline_static, c_inline_statics,
12610 record_inline_static, check_inline_statics): New.
12611 (pop_file_scope): Call check_inline_statics.
12612 (start_decl): Call record_inline_static instead of pedwarning
12613 directly for static in inline function.
12614 * c-typeck.c (build_external_ref): Call record_inline_static
12615 instead of pedwarning directly for static referenced in inline
12618 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12620 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12621 not new but only being rescanned.
12622 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12623 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12624 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12625 record_set_info, compute_set, grealloc): Remove.
12626 (recompute_all_luids): New function.
12627 (gcse_main): Don't compute sets, and don't do related memory
12628 allocations/free-ing. If something changed before the end of the
12629 pass, update LUIDs using recompute_all_luids.
12630 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12631 (free_gcse_mem): Don't free it either.
12632 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12633 Use the df insn LUIDs.
12634 (load_killed_in_block): Likewise.
12635 (compute_hash_table_work): Don't compute reg_set_in_block.
12636 (compute_transp): Use DF_REG_DEF_CHAINs.
12637 (local_cprop_pass): Don't use compute_sets and related functions.
12638 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12639 Use get_max_uid() instead of max_cuid.
12640 (insert_insn_end_basic_block, pre_insert_copy_insn,
12641 update_ld_motion_stores): Don't try to
12642 keep reg_set tables up to date.
12643 (pre_insert_copies): Use df insn LUIDs.
12644 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12645 (reg_set_info): Don't use extra bitmap argument.
12646 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12647 information to compute regs_set_in_block.
12648 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12649 (bypass_jumps): Don't use compute_sets and friends.
12651 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12654 * opts.c (undocumented_msg): Do not leave blank even with
12657 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12659 * c-decl.c (build_enumerator): Allow values folding to integer
12660 constants but not integer constant expressions with a pedwarn if
12663 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12666 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12667 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12668 type is an integer constant.
12670 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12673 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12676 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12679 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12680 with variably modified return type and no storage class
12681 specifiers, except for the case of nested functions. Distinguish
12682 extern declarations of functions with variably modified return
12683 types from those of objects with variably modified types.
12685 2009-04-25 Jan Hubicka <jh@suse.cz>
12687 * tree.c (list_equal_p): New function.
12688 * tree.h (list_equal_p): Declare.
12689 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12690 basic_block_def, basic_block, const_basic_block): New.
12691 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12692 (redirect_eh_edge): New function.
12693 (make_eh_edge_update_phi): EH edges are not abnormal.
12694 * except.c: Include tree-flow.h.
12695 (list_match): New function.
12696 (eh_region_replaceable_by_p): New function.
12697 (replace_region): New function.
12698 (hash_type_list): New function.
12699 (hash_eh_region): New function.
12700 (eh_regions_equal_p): New function.
12701 (merge_peers): New function.
12702 (remove_unreachable_regions): Verify EH tree when checking;
12704 (copy_eh_region_1): New function.
12705 (copy_eh_region): New function.
12706 (push_reachable_handler): New function.
12707 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12708 regions without label but with live RESX.
12709 * except.h (redirect_eh_edge_to_label): New.
12710 * tree-flow.h (redirect_eh_edge): New.
12711 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12712 basic_block_def, basic_block, const_basic_block): Remove.
12713 * Makefile.in (except.o): Add dependency on tree-flow.h
12714 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12715 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12718 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12721 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12722 on the destination of memcpy.
12724 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12726 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12727 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12728 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12730 2009-04-25 Jan Hubicka <jh@suse.cz>
12732 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12733 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12734 to be reached by different label than left.
12735 (update_eh_edges): Update comment; remove edge_to_remove if possible
12736 and return true if suceeded.
12737 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12738 (cleanup_eh): Compute sharing map.
12739 * except.c (remove_eh_handler_and_replace): Add argument if we should
12741 (remove_unreachable_regions): Update for label sharing.
12742 (label_to_region_map): Likewise.
12743 (get_next_region_sharing_label): New function.
12744 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12746 (remove_eh_handler): Update.
12747 (remove_eh_region_and_replace_by_outer_of): New function.
12748 * except.h (struct eh_region): Add next_region_sharing_label.
12749 (remove_eh_region_and_replace_by_outer_of,
12750 get_next_region_sharing_label): Declare.
12751 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12753 2009-04-25 Jan Hubicka <jh@suse.cz>
12755 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12756 insert code even if they are not critical.
12758 2009-04-25 Jan Hubicka <jh@suse.cz>
12760 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12761 (gimple_can_remove_branch_p): EH edges won't remove branch by
12763 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12764 updating of non-abnormal EH edges.
12765 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12766 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12767 (split_critical_edges): Split also edges where emitting code on them
12768 will lead to splitting later.
12770 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12771 H.J. Lu <hongjiu.lu@intel.com>
12774 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12775 the configured assembler supports fildq and fistpq mnemonics.
12776 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12777 * configure: Regenerated.
12778 * config.in: Ditto.
12780 * config/i386/i386.c (print_operand): Handle 'Z'.
12781 ['z']: Remove handling of special fild/fist suffixes.
12782 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12783 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12784 suffix of fild insn.
12785 (*floatsi<mode>2_vector_mixed): Ditto.
12786 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12789 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12790 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12792 2009-04-25 Ben Elliston <bje@au.ibm.com>
12794 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12795 the source of a set operation.
12797 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12799 * target.h (struct gcc_target): Add case_values_threshold field.
12800 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12801 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12802 * targhooks.c (default_case_values_threshold): New function.
12803 * targhooks.h (default_case_values_threshold): Declare function.
12804 * stmt.c (expand_case): Use case_values_threshold target hook.
12805 * expr.h (case_values_threshold): Remove declartation.
12806 * expr.c (case_values_threshold): Remove function.
12807 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12809 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12810 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12811 (avr_case_values_threshold): Declare as static.
12812 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12814 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12815 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12816 (mn10300_case_values_threshold): New function.
12818 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12820 * ira.c (setup_cover_and_important_classes): Add enum cast.
12822 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12824 * genpreds.c (write_enum_constraint_num): Output definition of
12825 CONSTRAINT_NUM_DEFINED_P macro.
12826 * ira.c (setup_cover_and_important_classes): Use
12827 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12829 2009-04-24 DJ Delorie <dj@redhat.com>
12831 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12832 __SH2A_SINGLE_ONLY__ also.
12834 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12836 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12837 (movdf_internal): Ditto.
12838 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12839 SFmode and DFmode constants.
12840 (ia64_print_operand): Add 'G' format for printing
12841 floating point constants.
12843 2009-04-24 Richard Guenther <rguenther@suse.de>
12845 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12846 from unsigned additions.
12848 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12850 * c-typeck.c (set_init_index): Allow array designators that are
12851 not integer constant expressions with a pedwarn if pedantic.
12853 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12855 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12856 zero if no overlap in nonzero bits between the operands.
12858 2009-04-24 Ian Lance Taylor <iant@google.com>
12860 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12861 (record_dead_and_set_regs): Likewise.
12862 * df.h (struct df_mw_hardreg): Change flags field to int.
12863 (struct df_base_ref): Likewise.
12864 (struct df): Change changeable_flags field to int.
12865 * df-scan.c (df_defs_record): Change clobber_flags to int.
12866 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12867 constants rather than #define macros.
12868 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12869 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12870 (enum dwarf_calling_convention): Likewise.
12871 (enum dwarf_line_number_x_ops): Likewise.
12872 (enum dwarf_call_frame_info): Likewise.
12873 (enum dwarf_source_language): Likewise.
12874 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12875 (add_calling_convention_attribute): Likewise.
12876 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12877 (combine_comparisons): Change compcode to int. Add cast to enum type.
12878 * genrecog.c (maybe_both_true_2): Change c to int.
12879 (write_switch): Likewise. Add cast to enum type.
12880 * gimplify.c (gimplify_omp_for): Handle return values from
12881 gimplify_expr using MIN rather than bitwise or.
12882 (gimplify_expr): Add cast to enum type.
12883 * ipa-prop.c (update_jump_functions_after_inlining): Change
12884 IPA_BOTTOM to IPA_JF_UNKNOWN.
12885 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12886 Add casts to enum type.
12887 (setup_cover_and_important_classes): Change cl to int. Add casts
12889 (setup_class_translate): Change cl and mode to int.
12890 (ira_init_once): Change mode to int.
12891 (free_register_move_costs): Likewise.
12892 (setup_prohibited_mode_move_regs): Add casts to enum type.
12893 * langhooks.c (add_builtin_function_common): Rework assertion that
12894 value fits bitfield.
12895 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12896 * omega.c (omega_do_elimination): Avoid math on enum types.
12897 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12898 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12899 int local to handle integral_argment value.
12900 * regmove.c (try_auto_increment): Change PUT_MODE to
12902 * reload.c (push_secondary_reload): Add casts to enum type.
12903 (secondary_reload_class, find_valid_class): Likewise.
12904 * reload1.c (emit_input_reload_insns): Likewise.
12905 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12906 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12907 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12909 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12910 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12912 (expand_complex_libcall): Add casts to enum type.
12913 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12914 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12915 with ERROR_MARK, not NUM_TREE_CODES.
12916 (vect_create_epilog_for_reduction): Likewise.
12917 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12918 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12919 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12921 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12922 vect_unused_in_loop. Change 0 to loop_vect.
12923 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12924 * var-tracking.c (get_init_value): Change return type to enum
12926 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12927 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12929 (arm_override_options): Add casts to enum type.
12930 (arm_emit_tls_decoration): Likewise.
12931 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12933 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12934 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12935 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12937 * config/s390/s390.c (code_for_builtin_64): Change to array of
12939 (code_for_builtin_31): Likewise.
12940 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12942 * config/sparc/sparc.c (sparc_override_options): Change value
12943 field in struct code_model to enum cmodel. In initializer change
12944 0 to NULL and add cast to enum type.
12946 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12947 Change all callers. Issue a -Wc++-compat warning using
12948 lhs_origtype if necessary.
12949 (convert_for_assignment): Issue -Wc++-compat warnings about
12950 invalid conversions to enum type on assignment.
12951 * c-common.h (build_modify_expr): Update declaration.
12953 2009-04-24 Nick Clifton <nickc@redhat.com>
12955 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12956 (function_arg_advance): Likewise.
12957 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12960 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12962 * config/s390/constraints.md ('I', 'J'): Fix condition.
12964 2009-04-24 Diego Novillo <dnovillo@google.com>
12966 * gengtype-parse.c (parse_error): Add newline after message.
12968 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12970 * config/i386/sse.md (avxmodesuffixs): Removed.
12971 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12972 (*avx_pinsr<ssevecsize>): This.
12974 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12976 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12977 follow chains of regs with a single definition, and allow expressions
12978 that are function_invariant_p.
12979 (simple_rhs_p): Allow expressions that are function_invariant_p.
12981 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12983 PR middle-end/39867
12984 * fold-const.c (fold_cond_expr_with_comparison): When folding
12985 > and >= to MAX, make sure the MAX uses the same type as the
12986 comparison's operands.
12988 2009-04-24 Nick Clifton <nickc@redhat.com>
12990 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12991 addressing for DImode accesses.
12992 (frv_print_operand_address): Handle PLUS case.
12993 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12995 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12997 PR rtl-optimization/39794
12998 * alias.c (canon_true_dependence): Add x_addr argument.
12999 * rtl.h (canon_true_dependence): Adjust prototype.
13000 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13001 * cselib.c (cselib_invalidate_mem): Likewise.
13002 * gcse.c (compute_transp): Likewise.
13003 * dse.c (scan_reads_nospill): Likewise.
13004 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13005 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13006 canon_base_addr of the group, plus optional offset.
13007 (struct group_info): Rename canon_base_mem to
13009 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13010 canon_rtx of base_mem.
13012 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13014 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13015 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13017 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13019 * config/spu/spu-builtins.h: Delete file.
13021 * config/spu/spu.h (enum spu_builtin_type): Move here from
13023 (struct spu_builtin_description): Likewise. Add GTY marker.
13024 Do not use enum spu_function_code or enum insn_code.
13025 (spu_builtins): Add extern declaration.
13027 * config/spu/spu.c: Do not include "spu-builtins.h".
13028 (enum spu_function_code, enum spu_builtin_type_index,
13029 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13030 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13031 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13032 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13033 (spu_builtin_types): Make static. Add GTY marker.
13034 (spu_builtins): Add extern declaration with GTY marker.
13035 Include "gt-spu.h".
13037 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13038 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13039 Check programmatically whether all parameters are scalar.
13041 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13043 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13045 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13046 assignment from the constructor either if the target is volatile.
13048 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13050 * config/arm/arm.md (insv): Do not share operands[0].
13052 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13054 * config/vxlib-tls.c (active_tls_threads): Delete.
13055 (delete_hook_installed): New.
13056 (tls_delete_hook): Don't delete the delete hook.
13057 (tls_destructor): Delete it here.
13058 (__gthread_set_specific): Adjust installing the delete hook.
13059 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13060 __gthread_leave_tsd_dtor_context.
13062 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13064 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13066 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13068 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13070 (alpha_rtx_costs): Ditto.
13071 (emit_unlikely_jump): Use add_reg_note.
13072 (emit_frame_store_1): Ditto.
13073 (alpha_expand_prologue): Ditto.
13074 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13075 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13077 2009-04-23 Nick Clifton <nickc@redhat.com>
13079 * config/v850/v850.md (epilogue): Remove suppressed code.
13080 (return): Rename to return_simple and remove test of frame size.
13081 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13082 to gen_return_simple.
13084 2009-04-22 Jing Yu <jingyu@google.com>
13087 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13089 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13092 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13093 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13094 value is a VECTOR_CST, the element type is the element type of the
13097 2009-04-22 DJ Delorie <dj@redhat.com>
13099 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13101 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13103 * alias.c (find_base_term): Move around LO_SUM case, so that
13104 CONST falls through into PLUS/MINUS handling.
13107 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13108 into 0, use omit_one_operand.
13110 2009-04-23 Ben Elliston <bje@au.ibm.com>
13112 * config/rs6000/linux-unwind.h (get_regs): Remove type
13113 puns. Change the type of `pc' to an array of unsigned ints and
13114 update all users. Constify frame24.
13116 2009-04-22 DJ Delorie <dj@redhat.com>
13118 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13119 declarations before code.
13120 (current_function_special_page_vector): Likewise.
13121 (m32c_expand_insv): Silence a warning.
13123 2009-04-21 Taras Glek <tglek@mozilla.com>
13125 * alias.c: Update GTY annotations to new syntax.
13126 * basic-block.h: Likewise.
13127 * bitmap.h: Likewise.
13128 * c-common.h: Likewise.
13129 * c-decl.c: Likewise.
13130 * c-parser.c: Likewise.
13131 * c-pragma.c: Likewise.
13132 * c-tree.h: Likewise.
13133 * cfgloop.h: Likewise.
13134 * cgraph.h: Likewise.
13135 * config/alpha/alpha.c: Likewise.
13136 * config/arm/arm.h: Likewise.
13137 * config/avr/avr.h: Likewise.
13138 * config/bfin/bfin.c: Likewise.
13139 * config/cris/cris.c: Likewise.
13140 * config/darwin.c: Likewise.
13141 * config/frv/frv.c: Likewise.
13142 * config/i386/i386.c: Likewise.
13143 * config/i386/i386.h: Likewise.
13144 * config/i386/winnt.c: Likewise.
13145 * config/ia64/ia64.h: Likewise.
13146 * config/iq2000/iq2000.c: Likewise.
13147 * config/mips/mips.c: Likewise.
13148 * config/mmix/mmix.h: Likewise.
13149 * config/pa/pa.c: Likewise.
13150 * config/pa/pa.h: Likewise.
13151 * config/rs6000/rs6000.c: Likewise.
13152 * config/s390/s390.c: Likewise.
13153 * config/sparc/sparc.c: Likewise.
13154 * config/xtensa/xtensa.c: Likewise.
13155 * cselib.h: Likewise.
13156 * dbxout.c: Likewise.
13157 * dwarf2out.c: Likewise.
13158 * except.c: Likewise.
13159 * except.h: Likewise.
13160 * fixed-value.h: Likewise.
13161 * function.c: Likewise.
13162 * function.h: Likewise.
13163 * gimple.h: Likewise.
13164 * integrate.c: Likewise.
13165 * optabs.c: Likewise.
13166 * output.h: Likewise.
13167 * real.h: Likewise.
13169 * stringpool.c: Likewise.
13170 * tree-data-ref.c: Likewise.
13171 * tree-flow.h: Likewise.
13172 * tree-scalar-evolution.c: Likewise.
13173 * tree-ssa-address.c: Likewise.
13174 * tree-ssa-alias.h: Likewise.
13175 * tree-ssa-operands.h: Likewise.
13176 * tree.c: Likewise.
13177 * tree.h: Likewise.
13178 * varasm.c: Likewise.
13179 * varray.h: Likewise.
13181 * coretypes.h: Do not define GTY macro if it is already defined.
13182 * doc/gty.texi: Update GTY documentation to new syntax.
13183 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13184 annotations on structs.
13185 * gengtype-parse.c: Likewise.
13187 2009-04-22 Mark Heffernan <meheff@google.com>
13189 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13191 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13193 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13196 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13198 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13199 the same as a PLUS without a shift. Increase the cost of a
13202 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13204 * Makefile.in: Update dependencies.
13205 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13206 * errors.h: Remove bogus comment about compatibility.
13207 (warning): Update declaration.
13208 * genautomata.c: Update all calls to warning.
13209 * gimple.c: Do not include errors.h. Include toplev.h.
13210 * tree-ssa-structalias.c: Do not include errors.h.
13211 * omega.c: Likewise.
13212 * tree-ssa-reassoc.c: Likewise.
13213 * config/spu/spu-c.c: Likewise.
13214 * config/spu/t-spu-elf: Update dependencies.
13216 2009-04-22 Richard Guenther <rguenther@suse.de>
13218 PR tree-optimization/39824
13219 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13220 make sure the types are compatible.
13222 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13225 * c-common.c (c_parse_error): Take a token_flags parameter.
13226 Use token_type for the token type instead.
13227 Pass token_flags to cpp_type2name.
13228 * c-common.h (c_parse_error): Update declaration.
13229 * c-parser.c (c_parser_error): Pass 0 as token flags.
13231 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13233 PR rtl-optimization/39580
13234 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13236 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13238 * function.c (expand_function_end): Do not emit a jump to the "naked"
13239 return label for fall-through returns.
13240 * except.c (sjlj_emit_function_exit): Always place the call to the
13241 unregister function at the location installed by expand_function_end.
13243 2009-04-22 Richard Guenther <rguenther@suse.de>
13245 PR tree-optimization/39845
13246 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13247 (gen_inbound_check): Likewise.
13249 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13251 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13253 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13254 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13256 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13258 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13259 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13260 shift counts to avoid out-of-bounds array accesses.
13262 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13264 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13265 (Pmode): Move above.
13267 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13269 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13270 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13271 GET_CODE macro. Use IN_RANGE macro where appropriate.
13272 * config/alpha/alpha.h: Ditto.
13273 * config/alpha/alpha.md: Ditto.
13274 * config/alpha/constraints.md: Ditto.
13275 * config/alpha/predicates.md: Ditto.
13277 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13279 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13280 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13281 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13282 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13283 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13284 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13285 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13286 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13287 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13288 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13289 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13290 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13291 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13292 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13293 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13294 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13295 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13296 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13297 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13298 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13299 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13300 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13301 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13302 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13303 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13304 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13305 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13307 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13309 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13310 references from comments.
13311 * cfgbuild.c: (count_basic_blocks): Delete.
13312 (find_basic_blocks_1): Delete.
13313 (find_basic_blocks): Delete.
13314 * except.c (finish_eh_generation): Make static. Move comment from
13315 except.h here. Remove find_basic_blocks references from comments.
13316 * except.h (finish_eh_generation): Delete.
13317 * basic-block.h (find_basic_blocks): Delete.
13318 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13320 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13322 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13323 (sdbout_parms): Likewise.
13325 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13327 * config/sh/sh.c (prepare_cbranch_operands): Use
13328 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13329 (expand_cbranchdi4): Likewise.
13330 (from_compare): Add cast to enum type.
13331 (expand_cbranchsi4): Use add_reg_note.
13332 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13333 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13334 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13335 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13336 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13337 instead of CODE_FOR_nothing.
13338 (cbranchdi4): Likewise. Fix the order of arguments for
13340 (push_fpscr): Use add_reg_note.
13341 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13342 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13344 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13346 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13347 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13348 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13349 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13350 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13351 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13352 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13353 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13354 config/alpha/x-vms, config/arc/t-arc,
13355 config/arm/README-interworking, config/arm/arm-c.c,
13356 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13357 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13358 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13359 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13360 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13361 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13362 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13363 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13364 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13365 config/cris/t-elfmulti, config/crx/t-crx,
13366 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13367 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13368 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13369 config/h8300/t-h8300, config/i386/athlon.md,
13370 config/i386/darwin-libgcc.10.4.ver,
13371 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13372 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13373 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13374 config/i386/t-linux64, config/i386/t-nwld,
13375 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13376 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13377 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13378 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13379 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13380 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13381 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13382 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13383 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13384 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13385 config/m68k/t-uclinux, config/mcore/t-mcore,
13386 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13387 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13388 config/mips/crtn.asm, config/mips/irix-crti.asm,
13389 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13390 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13391 config/mips/mips-fixed.md, config/mips/sb1.md,
13392 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13393 config/mips/t-iris6, config/mips/t-isa3264,
13394 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13395 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13396 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13397 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13398 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13399 config/mn10300/t-linux, config/mn10300/t-mn10300,
13400 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13401 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13402 config/picochip/libgccExtras/clzsi2.asm,
13403 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13404 config/rs6000/darwin-libgcc.10.4.ver,
13405 config/rs6000/darwin-libgcc.10.5.ver,
13406 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13407 config/rs6000/t-aix43, config/rs6000/t-aix52,
13408 config/rs6000/t-darwin, config/rs6000/t-fprules,
13409 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13410 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13411 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13412 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13413 config/rs6000/t-rtems, config/rs6000/t-spe,
13414 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13415 config/score/t-score-elf, config/sh/divcost-analysis,
13416 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13417 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13418 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13419 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13420 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13421 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13422 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13423 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13424 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13425 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13426 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13427 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13428 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13429 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13430 * config/h8300/genmova.sh: Include copyright and license notices
13431 in generated output.
13432 * config/h8300/mova.md: Regenerate.
13433 * doc/install.texi2html: Include word "Copyright" in copyright
13434 notice and use name "Free Software Foundation, Inc.".
13435 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13436 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13437 ChangeLog-2007, ChangeLog-2008: Correct dates.
13439 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13441 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13442 NE_EXPR operations as well.
13443 * c-parser.c (c_parser_condition): Do not set location information on
13445 (c_parser_conditional_expression): Likewise.
13446 (c_parser_binary_expression): Set location information on operators.
13447 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13448 TRUTH_NOT_EXPR has been folded.
13449 * fold-const.c (fold_truth_not_expr): Copy location information from
13450 the incoming expression to the outgoing one.
13451 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13452 recursive calls on the LHS of the operator but pass that of the
13453 operator to recursive calls on the RHS of the operator. Set it
13455 (shortcut_cond_expr): Set the locus of the operator on the second
13456 COND_EXPR and that of the expression on the first in degenerate cases.
13457 Pass the locus of the expression to calls to shortcut_cond_r.
13458 Set the locus of the 'then' block on the associated jump, if any.
13459 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13460 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13461 expression to call to gimplify_boolean_expr.
13463 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13465 * config.gcc: Add additional configuration for
13466 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13467 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13468 (CPP_SPEC): Redefine for allowing -municode option.
13469 (STARTFILE_SPEC): Likewise.
13470 * config/i386/t-mingw-w64: New.
13471 * config/i386/mingw-w64.opt: New.
13472 (municode): Add new target option.
13473 * doc/invoke.texi (municode): Add documentation for new option.
13475 2009-04-21 Ian Lance Taylor <iant@google.com>
13477 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13478 Correct test for number of arguments.
13479 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13481 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13483 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13484 argument of emit_library_call.
13486 2009-04-21 Richard Guenther <rguenther@suse.de>
13488 PR middle-end/39829
13489 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13490 inside VIEW_CONVERT_EXPRs.
13492 2009-04-21 Martin Jambor <mjambor@suse.cz>
13494 * tree-switch-conversion.c (build_constructors): Split a long line.
13495 (constructor_contains_same_values_p): New function.
13496 (build_one_array): Create assigns of constants if possible, do not
13497 call mark_sym_for_renaming, call update_stmt.
13498 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13499 make_rename_temp. Do not call mark_symbols_for_renaming, call
13501 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13502 find_new_referenced_vars, call update_stmt.
13503 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13504 instead of calling make_rename_temp. Do not call
13505 find_new_referenced_vars or mark_symbols_for_renaming, call
13508 2009-04-21 Richard Guenther <rguenther@suse.de>
13510 PR tree-optimization/39827
13511 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13512 (tree_ssa_phiprop): Pass the correct array size.
13514 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13516 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13518 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13521 * c-typeck.c (lvalue_p): Move declaration ...
13522 * c-common.h (lvalue_p): ... to here.
13523 * c-common.c (candidate_equal_p): New.
13524 (add_tlist): Use it.
13525 (merge_tlist): Use it.
13526 (warn_for_collisions_1): Likewise.
13527 (warning_candidate_p): Accept more candidates.
13528 (verify_tree): A warning candidate can be an expression. Use
13531 2009-04-21 Ben Elliston <bje@au.ibm.com>
13534 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13535 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13536 options. Remove -mcall-solaris documentation.
13538 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13541 * doc/invoke.texi (-Wlong-long): Update description.
13542 * c-lex (interpret_integer): Only warn if there was no previous
13543 overflow and -Wlong-long is enabled.
13544 * c-decl.c (declspecs_add_type): Drop redundant flags.
13545 * c.opt (Wlong-long): Init to -1.
13546 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13547 and front-end warn_long_long. Wlong-long only depends on other
13548 flags if it is uninitialized.
13549 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13550 the same for CPP and FE.
13551 (restore_extension_diagnostics): Likewise.
13553 2009-04-20 Ian Lance Taylor <iant@google.com>
13555 Fix enum conversions which are invalid in C++:
13556 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13557 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13558 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13559 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13560 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13561 (dbxout_parms): Likewise.
13562 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13563 (df_clear_flags): Likewise.
13564 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13565 top_flag parameter to int.
13566 (df_chain_create_bb_process_use): Likewise.
13567 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13569 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13570 (df_ref_create_structure, df_def_record_1): Likewise.
13571 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13572 (df_notes_rescan): Change 0 to VOIDmode in function call.
13573 (df_get_call_refs, df_insn_refs_collect): Likewise.
13574 (df_bb_regs_collect): Likewise.
13575 (df_entry_block_defs_collect): Likewise.
13576 (df_exit_block_uses_collect): Likewise.
13577 * df.h: Update declarations.
13578 * double-int.c (double_int_divmod): Add cast to enum type.
13579 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13580 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13581 (based_loc_descr): Likewise.
13582 (loc_descriptor_from_tree_1): Change first_op and second_op to
13583 enum dwarf_location_atom. Add cast to enum type.
13584 * expmed.c (init_expmed): Change 0 to SET in function call.
13585 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13586 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13587 (do_store_flag): Likewise.
13588 * fixed-value.h (struct fixed_value): Change mode to enum
13590 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13591 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13593 (insert_insn_decl, insert_decl, insert_state): Likewise.
13594 (automata_list_finish): Likewise.
13595 * genrecog.c (process_define_predicate): Add cast to enum type.
13596 * gensupport.c (init_predicate_table): Add cast to enum type.
13597 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13599 (gimple_build_call_1, gimple_build_label): Likewise.
13600 (gimple_build_goto, gimple_build_asm_1): Likewise.
13601 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13602 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13603 (enum fallback): Rename from enum fallback_t.
13604 (fallback_t): Typedef as int.
13605 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13606 GSI_SAME_STMT in function call.
13607 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13609 (setup_reg_class_relations): Likewise.
13610 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13611 (setup_prohibited_class_mode_regs): Add cast to enum type.
13612 (setup_prohibited_mode_move_regs): Likewise.
13613 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13614 (record_address_regs): Change i to enum reg_class.
13615 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13616 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13617 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13618 (GET_MODE_2XWIDER_MODE): Likewise.
13619 (GET_CLASS_NARROWEST_MODE): Likewise.
13620 * omp-low.c (expand_omp_for): Add cast to enum type.
13621 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13622 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13623 * postreload.c (reload_cse_simplify_operands): Change rclass local
13625 * predict.c (combine_predictions_for_insn): Change best_predictor
13626 and predictor to enum br_predictor.
13627 (combine_predictions_for_bb): Likewise.
13628 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13629 use SET_PREDICT_EXPR_OUTCOME.
13630 * real.c (real_arithmetic): Change icode to code in function call.
13631 * reginfo.c (init_move_cost): Add casts to enum type.
13632 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13633 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13635 * reload.c (find_valid_class): Add casts to enum type.
13636 (push_reload): Change 0 to NO_REGS in function call.
13637 (find_reloads): Change this_alternative to array of enum
13638 reg_class. Remove some now-unnecessary casts.
13639 (make_memloc): Change 0 to VOIDmode in function call.
13640 * reload1.c (reload): Change 0 to VOIDmode in function call.
13641 (eliminate_regs_1, elimination_effects): Likewise.
13642 (eliminate_regs_in_insn): Likewise.
13643 (emit_input_reload_insns): Add cast to enum type.
13644 (delete_output_reload): Change 0 to VOIDmode in function call.
13645 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13646 to enum type in function call.
13647 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13648 (SET_PREDICT_EXPR_OUTCOME): Define.
13649 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13650 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13651 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13652 (dump_function): Likewise.
13653 * tree-dump.h: Update declarations.
13654 * tree-pass.h: Update declarations.
13655 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13656 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13658 (arm_rtx_costs_1): Correct parenthesization.
13659 (arm_rtx_costs): Add casts to enum type.
13660 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13661 (vfp_emit_fstmd): Use add_rg_note.
13662 (emit_multi_reg_push, emit_sfm): Likewise.
13663 (thumb_set_frame_pointer): Likewise.
13664 (arm_expand_prologue): Likewise.
13665 (arm_regno_class): Change return type to enum reg_class.
13666 (thumb1_expand_prologue): Use add_reg_note.
13667 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13668 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13670 * config/arm/gentune.sh: Add cast to enum type.
13671 * config/arm/arm-tune.md: Rebuild.
13672 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13673 (ix86_split_fp_branch, predict_jump): Likewise.
13674 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13675 insn_code to enum rtx_code.
13676 (ix86_builtin_vectorized_function): Add cast to enum type.
13677 * config/i386/i386.md (truncdfsf2): Change slot to enum
13679 (truncxf<mode>2, isinf<mode>2): Likewise.
13680 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13682 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13683 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13684 (insert_bundle_state): Change 1 to INSERT in function call.
13685 (ia64_add_bundle_selector_before): Likewise.
13686 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13687 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13688 (restore_stack_nonlocal): Likewise.
13689 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13691 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13693 (mips_rtx_costs): Likewise.
13694 (mips_override_options): Add casts to enum type.
13695 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13697 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13698 (store_reg, set_reg_plus_d): Likewise.
13699 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13700 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13702 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13704 (emit_unlikely_jump): Use add_reg_note.
13705 (rs6000_emit_allocate_stack): Likewise.
13706 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13707 (output_toc): Change 1 to INSERT in function call.
13708 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13709 (rs6000_initialize_trampoline): Likewise.
13710 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13712 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13713 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13714 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13715 (save_gprs): Use add_reg_note.
13716 (s390_emit_prologue): Likewise.
13717 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13718 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13719 (sparc_fold_builtin): Add cast to enum type.
13720 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13722 (spu_expand_prologue): Use add_reg_note.
13723 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13725 2009-04-20 Ian Lance Taylor <iant@google.com>
13727 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13728 (c_parser_postfix_expression_after_primary): Get VEC for list of
13729 arguments. Get original types of arguments. Call
13730 build_function_call_vec.
13731 (cached_expr_list_1, cached_expr_list_2): New static variables.
13732 (c_parser_expr_list): Change return type to VEC *. Add
13733 p_orig_types parameter. Change all callers.
13734 (c_parser_release_expr): New static function.
13735 (c_parser_vec_to_tree_list): New static function.
13736 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13737 call build_function_call_vec.
13738 (build_function_call_vec): New function, based on old
13739 build_function_call.
13740 (convert_arguments): Remove nargs and argarray parameters. Change
13741 values to a VEC. Add origtypes parameter.
13742 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13743 (convert_for_assignment): Add origtype parameter. Change all
13744 callers. If warn_cxx_compat, check for conversion to an enum
13745 type when calling a function.
13746 (store_init_value): Add origtype parameter. Change all callers.
13747 (digest_init): Likewise.
13748 (struct init_node): Add origtype field.
13749 (add_pending_init): Add origtype parameter. Change all callers.
13750 (output_init_element): Likewise.
13751 (output_pending_init_elements): Pass origtype from init_node to
13752 output_init_element.
13753 (process_init_element): Pass origtype from c_expr to
13754 output_init_element.
13755 (c_finish_return): Add origtype parameter. Change all callers.
13756 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13758 (sync_resolve_params): Likewise.
13759 (sync_resolve_return): Change params to first_param. Change caller.
13760 (resolve_overloaded_builtins): Change params to VEC *. Change
13761 callers. Save first parameter around call to build_function_call_vec.
13762 * c-decl.c (finish_decl): Add origtype parameter. Change all
13763 callers. Call build_function_call_vec rather than
13764 build_function_call for cleanup.
13765 * c-tree.h: Update declarations.
13766 * c-common.h: Update declarations.
13767 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13768 params to first_param.
13769 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13770 params parameter from tree to void *.
13771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13772 Change arglist parameter to have type void *, and to be a pointer
13774 * config/rs6000/rs6000-protos.h
13775 (altivec_resolve_overloaded_builtin): Update declaration.
13776 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13777 fnargs parameter to have type void *, and to be a pointer to a
13778 VEC. Call build_function_call_vec instead of
13779 build_function_call.
13780 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13782 2009-04-20 Joey Ye <joey.ye@intel.com>
13783 Xuepeng Guo <xuepeng.guo@intel.com>
13784 H.J. Lu <hongjiu.lu@intel.com>
13786 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13788 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13789 (IX86_LEA_PRIORITY): Likewise.
13790 (distance_non_agu_define): New function.
13791 (distance_agu_use): Likewise.
13792 (ix86_lea_for_add_ok): Likewise.
13793 (ix86_dep_by_shift_count): Likewise.
13795 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13796 should split for LEA.
13798 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13800 (ix86_dep_by_shift_count): Likewise.
13802 2009-04-20 Richard Guenther <rguenther@suse.de>
13804 * expr.c (handled_component_p): Move ...
13805 * tree.h (handled_component_p): ... here.
13806 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13807 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13808 and REALPART_EXPR to be in one group.
13810 2009-04-20 Richard Guenther <rguenther@suse.de>
13812 * basic-block.h (get_all_dominated_blocks): Declare.
13813 * dominance.c (get_all_dominated_blocks): New function.
13814 * tree-cfg.c (get_all_dominated_blocks): Remove.
13815 (remove_edge_and_dominated_blocks): Adjust.
13816 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13817 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13818 instead of recursing.
13820 2009-04-20 Doug Kwan <dougkwan@google.com>
13822 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13823 (struct cgraph_node_set_def): New type.
13824 (cgraph_node_set) New type. Also declare vector functions.
13825 (struct cgraph_node_set_element_def): New type.
13826 (cgraph_node_set_element): Ditto.
13827 (cgraph_node_set_iterator): New iterator type.
13828 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13829 cgraph_node_set_remove, dump_cgraph_node_set,
13830 debug_cgraph_node_set): New prototypes.
13831 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13832 cgraph_node_set_size): New inlines.
13833 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13834 including cgraph.h.
13835 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13836 argument to function 'write_summary'.
13837 * ipa.c: Include ggc.h.
13838 (hash_cgraph_node_set_element,
13839 eq_cgraph_node_set_element, cgraph_node_set_new,
13840 cgraph_node_set_add, cgraph_node_set_remove,
13841 cgraph_node_set_find, dump_cgraph_node_set,
13842 debug_cgraph_node_set): New functions.
13843 * Makefile.in (ipa.o): Add dependency on GGC_H.
13845 2009-04-20 Ira Rosen <irar@il.ibm.com>
13847 PR tree-optimization/39675
13848 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13849 check of the return code of vect_schedule_slp. Check that
13850 stmt_vec_info still exists for the statement, before checking its
13851 vectorization type.
13853 2009-04-20 Michael Matz <matz@suse.de>
13855 * Makefile.in (generated_files): Take out $(simple_generated_c).
13857 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13859 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13860 (UINTPTR_TYPE): Likewise.
13862 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13865 * c-typeck.c (digest_init): Check for initializing an array with a
13868 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13871 * c-semantics.c (pop_stmt_list): Propagate
13872 STATEMENT_LIST_HAS_LABEL to parent statement list.
13874 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13876 * config/mips/mips.h (mips_tune_attr): New macro.
13877 * config/mips/mips.md (cpu): Use it.
13879 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13882 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13885 2009-04-19 Diego Novillo <dnovillo@google.com>
13887 * toplev.c (compile_file): Move call to coverage_finish ...
13888 * cgraphunit.c (ipa_passes): ... here.
13889 Call cgraph_process_new_functions.
13890 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13891 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13893 2009-04-19 Jan Hubicka <jh@suse.cz>
13895 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13897 (dump_cgraph_node): Dump can throw external flag.
13898 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13900 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13904 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13905 * common.opt (Wlogical-op): Move from here...
13906 * c.opt (Wlogical-op): ... to here.
13907 * c-typeck.c (parser_build_binary_op): Update call to
13908 warn_logical_operator.
13909 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13911 * c-common.c (warn_logical_op): Update.
13912 * c-common.h (warn_logical_op): Update declaration.
13914 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13916 * tree.c (protected_set_expr_location): Fix formatting.
13918 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13921 * c-typeck.c (readonly_warning): new.
13922 (build_unary_op, build_modify_expr): Use readonly_warning for
13923 storing into something readonly but not const-qualified.
13925 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13928 * c-typeck.c (build_unary_op): Check for taking address of
13929 expression of type void.
13931 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13934 * c-typeck.c (build_function_call): Check for calling a function
13935 with qualified void return types. Call require_complete_type when
13938 2009-04-18 Jan Hubicka <jh@suse.cz>
13940 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13942 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13943 can_throw_external flag.
13944 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13945 * ipa-pure-const.c (ignore_edge): New function.
13946 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13947 only over can_throw_external edges.
13948 (local_pure_const): Add nothrow flag.
13949 * ipa-utils.c (searchc): Add ignore_edge callback.
13950 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13951 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13952 (set_nothrow_function_flags): Update cgraph.
13953 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13955 2009-04-18 Richard Guenther <rguenther@suse.de>
13957 PR middle-end/39804
13958 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13959 (fold_stmt): ... this and ...
13960 (fold_stmt_inplace): ... this.
13961 (fold_stmt_1): Fold references in calls and asms.
13962 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13966 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13967 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13971 * tree.c (function_args_count): Remove.
13972 * tree.h: Remove the prototype for function_args_count.
13974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13976 * tree-iterator.c (expr_only): Remove.
13977 * tree.h: Remove the prototype for expr_only.
13979 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13981 * reginfo.c (cannot_change_mode_set_regs): Remove.
13982 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13984 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13986 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13987 whether operands 0 and 1 overlaps.
13989 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13991 PR middle-end/36902
13992 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13993 pointer. Use warning_at instead of warning.
13994 (search_for_addr_array): Likewise.
13995 (check_array_bounds): Likewise.
13996 (check_all_array_refs): Check that the incoming edge is not in the
13997 list of edges to be removed.
13998 (check_all_array_refs): Avoid the temporal pointer.
13999 (vrp_visit_cond_stmt): Fix typo.
14000 (simplify_switch_using_ranges): Handle the case where the switch
14001 index is an integer constant.
14003 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14005 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14007 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14009 * doc/extend.texi, doc/invoke.texi: Fix typos.
14011 2009-04-17 Cary Coutant <ccoutant@google.com>
14013 * tree-flow-inline.h (get_lineno): Fix inverted test.
14015 2009-04-17 Diego Novillo <dnovillo@google.com>
14017 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14018 assertion for AVAIL_OUT.
14020 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14023 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14024 * config/sh/linux-atomic.asm: Likewise.
14026 2009-04-17 Diego Novillo <dnovillo@google.com>
14028 * except.c (debug_eh_tree): New.
14029 (struct eh_region, struct eh_status): Move ...
14030 * except.h: ... here.
14031 (add_type_for_runtime): Declare extern.
14032 (lookup_type_for_runtime): Likewise.
14033 (debug_eh_tree): Declare.
14034 * Makefile.in (GTFILES): List except.h before except.c
14036 2009-04-17 Diego Novillo <dnovillo@google.com>
14038 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14039 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14040 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14041 (find_vars_r): ... here.
14042 * tree-flow.h (find_referenced_vars_in): Declare.
14043 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14044 that AVAIL_OUT exists for BLOCK.
14045 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14046 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14047 (tree-parloops.o): Likewise.
14049 2009-04-17 Simon Baldwin <simonb@google.com>
14051 * toplev.c (default_tree_printer): Add handling for %E format.
14053 2009-04-17 Diego Novillo <dnovillo@google.com>
14055 * tree-pretty-print.c (dump_generic_node): Add break after
14056 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14057 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14058 FUNCTION_TYPE together. Call print_struct_decl when printing
14059 structures and TDF_SLIM is not given.
14060 (print_struct_decl): Fix logic for detecting recursion.
14062 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14065 * gcc.c (create_at_file): New.
14066 (compile_input_file_p): New.
14067 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14068 * main.c (main): Update call to toplev_main.
14069 * toplev.c (toplev_main): Change signature. Call expandargv.
14070 * toplev.h (toplev_main): Change signature.
14072 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14074 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14075 if the latter is not constant.
14077 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14079 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14081 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14083 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14084 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14086 2009-04-17 Richard Guenther <rguenther@suse.de>
14088 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14089 Handle component references view-converting an invariant address.
14091 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14093 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14094 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14095 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14096 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14097 Use @deftypevr rather than @deftypevar.
14099 2009-04-17 Richard Guenther <rguenther@suse.de>
14101 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14102 (get_prop_source_stmt): Likewise.
14103 (can_propagate_from): Likewise.
14105 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14107 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14108 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14109 (--with-multilib-list): Add default value.
14110 * configure: Regenerate.
14111 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14112 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14113 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14114 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14115 Don't add default cpu to multilib list unnecessarily, but do enable
14116 the relevant compiler option..
14117 Add support for --with-multilib-list=<blank> and
14118 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14119 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14120 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14121 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14122 TM_MULTILIB_CONFIG.
14123 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14124 (MULTILIB_OSDIRNAMES): New variable.
14125 * config/sh/t-1e: Delete file.
14126 * config/sh/t-mlib-sh1: Delete file.
14127 * config/sh/t-mlib-sh2: Delete file.
14128 * config/sh/t-mlib-sh2a: Delete file.
14129 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14130 * config/sh/t-mlib-sh2a-single: Delete file.
14131 * config/sh/t-mlib-sh2a-single-only: Delete file.
14132 * config/sh/t-mlib-sh2e: Delete file.
14133 * config/sh/t-mlib-sh3e: Delete file.
14134 * config/sh/t-mlib-sh4: Delete file.
14135 * config/sh/t-mlib-sh4-nofpu: Delete file.
14136 * config/sh/t-mlib-sh4-single: Delete file.
14137 * config/sh/t-mlib-sh4-single-only: Delete file.
14138 * config/sh/t-mlib-sh4a: Delete file.
14139 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14140 * config/sh/t-mlib-sh4a-single: Delete file.
14141 * config/sh/t-mlib-sh4a-single-only: Delete file.
14142 * config/sh/t-mlib-sh4al: Delete file.
14143 * config/sh/t-mlib-sh5-32media: Delete file.
14144 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14145 * config/sh/t-mlib-sh5-64media: Delete file.
14146 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14147 * config/sh/t-mlib-sh5-compact: Delete file.
14148 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14149 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14150 * doc/install.texi (Options specification): Add
14151 --with-multilib-list and --with-endian.
14153 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14155 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14157 (OBJS-common): Add plugin-version.o.
14158 (plugin-version.o): New.
14159 * gcc-plugin.h (plugin_gcc_version): New.
14160 (plugin_default_version_check): New.
14161 (plugin_init_func, plugin_init): Add version argument.
14162 * plugin-version.c: New.
14163 * plugin.c (str_plugin_gcc_version_name): New.
14164 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14165 pass it to the init function.
14166 (plugin_default_version_check): New.
14168 2009-04-17 Richard Guenther <rguenther@suse.de>
14170 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14171 for decl-vs-decl disambiguation.
14173 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14175 * config/s390/s390.h (s390_tune_attr): New macro definition.
14176 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14178 2009-04-17 Richard Guenther <rguenther@suse.de>
14180 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14181 (fold_stmt_r): Likewise.
14182 (maybe_fold_reference): New function.
14183 (fold_gimple_assign): Handle cases fold_stmt_r did.
14184 (fold_stmt): Do not use fold_stmt_r.
14185 (fold_stmt_inplace): Likewise.
14187 2009-04-17 Richard Guenther <rguenther@suse.de>
14189 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14190 (record_equivalences_from_stmt): Remove useless checks and
14192 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14193 the type is already suitable.
14195 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14197 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14199 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14201 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14202 (CMPtype): Define as __gcc_CMPtype.
14204 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14206 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14207 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14209 2009-04-17 Richard Guenther <rguenther@suse.de>
14211 PR tree-optimization/39746
14212 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14213 special-casing for builtins and static variable use/def.
14214 (call_may_clobber_ref_p_1): Likewise.
14216 2009-04-16 Ian Lance Taylor <iant@google.com>
14218 * df.h: Include "timevar.h".
14219 (struct df_problem): Change tv_id field to timevar_id_t.
14220 * tree-pass.h: Include "timevar.h".
14221 (struct opt_pass): Change tv_id field to timevar_id_t.
14222 * timevar.h (timevar_id_t): Define TV_NONE.
14223 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14224 TV_NONE rather than tv_id != 0.
14225 (execute_one_pass): Likewise.
14226 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14227 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14228 dependencies to $(TREE_PASS_H).
14229 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14231 (pass_branch_target_load_optimize2): Likewise.
14232 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14233 (pass_outof_cfg_layout_mode): Likewise.
14234 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14235 (pass_rebuild_cgraph_edges): Likewise.
14236 (pass_remove_cgraph_callee_edges): Likewise.
14237 * df-core.c (pass_df_initialize_opt): Likewise.
14238 (pass_df_initialize_no_opt): Likewise.
14239 (pass_df_finish): Likewise.
14240 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14241 * except.c (pass_set_nothrow_function_flags): Likewise.
14242 (pass_convert_to_eh_region_ranges): Likewise.
14243 * final.c (pass_compute_alignments): Likewise.
14244 * function.c (pass_instantiate_virtual_regs): Likewise.
14245 (pass_init_function): Likewise.
14246 (pass_leaf_regs): Likewise.
14247 (pass_match_asm_constraints): Likewise.
14248 * gimple-low.c (pass_lower_cf): Likewise.
14249 (pass_mark_used_blocks): Likewise.
14250 * init-regs.c (pass_initialize_regs): Likewise.
14251 * integrate.c (pass_initial_value_sets): Likewise.
14252 * ira.c (pass_ira): Likewise.
14253 * jump.c (pass_cleanup_barriers): Likewise.
14254 * omp-low.c (pass_expand_omp): Likewise.
14255 (pass_lower_omp): Likewise.
14256 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14257 * recog.c (pass_split_all_insns): Likewise.
14258 (pass_split_after_reload): Likewise.
14259 (pass_split_before_regstack): Likewise.
14260 (pass_split_before_sched2): Likewise.
14261 (pass_split_for_shorten_branches): Likewise.
14262 * reginfo.c (pass_reginfo_init): Likewise.
14263 (pass_subregs_of_mode_init): Likewise.
14264 (pass_subregs_of_mode_finish): Likewise.
14265 * passes.c (pass_postreload): Likewise.
14266 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14267 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14268 (pass_warn_function_return): Likewise.
14269 (pass_warn_function_noreturn): Likewise.
14270 * tree-complex.c (pass_lower_complex): Likewise.
14271 (pass_lower_complex_O0): Likewise.
14272 * tree-if-conv.c (pass_if_conversion): Likewise.
14273 * tree-into-ssa.c (pass_build_ssa): Likewise.
14274 * tree-mudflap.c (pass_mudflap_1): Likewise.
14275 (pass_mudflap_2): Likewise.
14276 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14277 (pass_mudflap_2): Likewise.
14278 * tree-nrv.c (pass_return_slot): Likewise.
14279 * tree-object-size.c (pass_object_sizes): Likewise.
14280 * tree-optimize.c (pass_all_optimizations): Likewise.
14281 (pass_early_local_passes): Likewise.
14282 (pass_all_early_optimizations): Likewise.
14283 (pass_cleanup_cfg): Likewise.
14284 (pass_cleanup_cfg_post_optimizing): Likewise.
14285 (pass_free_datastructures): Likewise.
14286 (pass_free_cfg_annotations): Likewise.
14287 (pass_fixup_cfg): Likewise.
14288 (pass_init_datastructures): Likewise.
14289 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14290 (pass_late_warn_uninitialized): Likewise.
14291 (pass_update_address_taken): Likewise.
14292 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14293 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14294 (pass_cse_sincos): Likewise.
14295 (pass_convert_to_rsqrt): Likewise.
14296 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14297 * tree-stdarg.c (pass_stdarg): Likewise.
14298 * tree-tailcall.c (pass_tail_recursion): Likewise.
14299 (pass_tail_calls): Likewise.
14300 * tree-vect-generic.c (pass_lower_vector): Likewise.
14301 (pass_lower_vector_ssa): Likewise.
14302 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14304 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14306 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14308 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14310 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14311 logical and signext.
14313 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14316 * config/sh/predicates.md (arith_operand): Check if the operand
14317 of TRUNCATE is a REG.
14319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14321 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14322 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14324 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14326 * tree-iterator.c (tsi_split_statement_list_after,
14327 tsi_split_statement_list_before): Remove.
14328 * tree-iterator.h: Remove the prototypes for
14329 tsi_split_statement_list_after and tsi_split_statement_list_before.
14331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14333 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14334 * tree-ssa-propagate.h: Remove the prototype for
14335 stmt_makes_single_load.
14337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14339 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14340 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14344 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14348 * except.c (eh_region_outer_p): Remove.
14349 * except.h: Remove the prototype for eh_region_outer_p.
14351 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14353 * function.c (current_function_assembler_name): Remove.
14354 * function.h: Remove the prototype for
14355 current_function_assembler_name.
14357 2009-04-16 Ian Lance Taylor <iant@google.com>
14359 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14360 (add_reg_note): Call alloc_reg_note.
14361 * rtl.h (alloc_reg_note): Declare.
14362 * combine.c (try_combine): Use alloc_reg_note.
14363 (recog_for_combine, move_deaths): Likewise.
14364 (distribute_notes): Use alloc_reg_note and add_reg_note.
14365 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14366 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14367 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14369 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14371 PR rtl-optimization/39762
14372 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14373 ira_may_move_out_cost): Add comments about way of their usage.
14374 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14376 * ira-conflicts.c (process_regs_for_copy): Use function
14377 ira_get_register_move_cost instead of global
14378 ira_register_move_cost.
14380 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14381 color_pass, move_spill_restore, update_curr_costs): Ditto.
14383 * ira-lives.c (process_single_reg_class_operands): Ditto.
14385 * ira-emit.c (emit_move_list): Ditto.
14387 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14388 (record_reg_classes): Ditto. Use functions
14389 ira_get_register_move_cost and ira_get_may_move_cost instead of
14390 global vars ira_register_move_cost, ira_may_move_out_cost and
14391 ira_may_move_in_cost.
14392 (record_address_regs): Don't call ira_init_register_move_cost.
14393 Use function ira_get_may_move_cost instead of global
14394 ira_may_move_in_cost.
14395 (process_bb_node_for_hard_reg_moves): Use function
14396 ira_get_register_move_cost instead of global ira_register_move_cost.
14397 (ira_costs): Don't call ira_init_register_move_cost.
14399 2009-04-16 Richard Guenther <rguenther@suse.de>
14401 * tree-cfg.c (verify_gimple_assign_binary):
14402 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14403 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14404 (create_general_new_stmt): Note that this function is broken.
14406 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14408 * common.opt (fhelp): Add Var(help_flag).
14409 * gcc-plugin.h (plugin_info): Add help.
14410 * plugin.c (plugin_name_args): Add help.
14411 (register_plugin_info): Set plugin->help.
14412 (print_help_one_plugin): New.
14413 (print_plugins_help): New.
14414 * plugin.h (print_plugins_help): New.
14415 * toplev.c (toplev_main): Call print_plugins_help if needed.
14417 2009-04-16 Richard Guenther <rguenther@suse.de>
14419 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14420 (gimple_ior_addresses_taken_1): New function.
14421 (gimple_ior_addresses_taken): Likewise.
14422 * gimple.h (struct gimple_statement_with_ops_base): Remove
14423 addresses_taken member.
14424 (gimple_ior_addresses_taken): Declare.
14425 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14426 gimple_set_addresses_taken): Remove.
14427 * ipa-reference.c (mark_address): New function.
14428 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14429 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14430 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14431 (gimple_add_to_addresses_taken): Remove.
14432 (get_tmr_operands): Call mark_address_taken.
14433 (get_asm_expr_operands): Likewise.
14434 (get_expr_operands): Likewise.
14435 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14436 (free_stmt_operands): Do not free it.
14437 * tree-ssa.c (delete_tree_ssa): Likewise.
14438 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14440 2009-04-16 Richard Guenther <rguenther@suse.de>
14442 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14443 (walk_stmt_load_store_ops): Likewise.
14444 * gimple.c (get_base_loadstore): New function.
14445 (walk_stmt_load_store_addr_ops): Likewise.
14446 (walk_stmt_load_store_ops): Likewise.
14447 * ipa-pure-const.c (check_op): Simplify.
14448 (check_load, check_store): New functions.
14449 (check_stmt): Use walk_stmt_load_store_ops.
14450 * ipa-reference.c (mark_load): Adjust signature.
14451 (mark_store): Likewise.
14452 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14454 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14456 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14457 (plugin_info): New.
14458 * opts.c (common_handle_option): Don't call print_version.
14459 * plugin.c (plugin_name_args): Add version.
14460 (register_plugin_info): New.
14461 (register_callback): Handle PLUGIN_INFO.
14462 (try_init_one_plugin): New.
14463 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14465 (finalize_one_plugin): New.
14466 (finalize_plugins): New.
14467 (print_one_plugin): New.
14468 (print_plugins_versions): New.
14469 * plugin.h (print_plugins_versions): New.
14470 (finalize_plugins): New.
14471 * toplev.c (compile_file): Don't call initialize_plugins.
14472 (print_version): Call print_plugins_versions.
14473 (toplev_main): Call initialize_plugins. Print version if needed.
14474 Call finalize_plugins.
14476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14478 * common.opt (fversion): New.
14479 * gcc.c (print_version): New.
14480 (process_command): Don't print the version. Just set print_version.
14481 (main): Print version. Call subprocesses if print_version and
14482 verbose_flag are set.
14483 * opts.c (common_handle_option): Handle OPT_fversion.
14485 2009-04-16 Richard Guenther <rguenther@suse.de>
14486 Ira Rosen <irar@il.ibm.com>
14488 PR tree-optimization/39698
14489 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14490 type of the reduction variable. Only generate the def if
14493 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14494 make sure to first convert to an integer of the same precision.
14495 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14496 the type of the evolution correctly in computing the new
14497 induction variable base.
14499 2009-04-16 Richard Guenther <rguenther@suse.de>
14501 PR middle-end/39625
14502 * tree-cfg.c (make_blocks): Split statements with to-be
14503 abnormal SSA names on the lhs.
14505 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14507 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14508 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14509 * c-typeck.c (really_start_incremental_init): Likewise.
14510 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14511 (TARGET_INITIALIZER): Remove it.
14512 * target.h (struct target): Remove vector_opaque_p.
14513 * tree.c (build_opaque_vector_type): New.
14514 * tree.h (TYPE_VECTOR_OPAQUE): New.
14515 (build_opaque_vector_type): Declare.
14516 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14517 * config/rs6000/rs6000.c (build_opaque_vector_type,
14518 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14519 (rs6000_init_builtins): Use build_opaque_vector_type for
14520 opaque_V4SI_type_node.
14522 2009-04-15 Catherine Moore <clm@codesourcery.com>
14524 * debug.h (set_name): Declare.
14525 * dwarf2out.c (dwarf2out_set_name): Declare.
14526 (dwarf2_debug_hooks): Add set_name.
14527 (find_AT_string): New.
14528 (add_AT_string): Call find_AT_string.
14529 (dwarf2out_set_name): New.
14530 * cp/decl.c (grokdeclarator): Call set_name.
14531 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14532 * debug.c (do_nothing_debug_hooks): Likewise.
14533 * dbxout.c (dbx_debug_hooks): Likewise.
14534 * sdbout.c (sdb_debug_hooks): Likewise.
14536 2009-04-15 Michael Eager <eager@eagercon.com>
14538 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14539 reg for single-precision FPU.
14540 * config/rs6000/rs6000.md (movsi_internal1): Only for
14541 !TARGET_SINGLE_FPU.
14542 (movsi_internal1_single): New. Add pattern to move SI values to/from
14543 single-precision FP regs.
14545 2009-04-15 Richard Guenther <rguenther@suse.de>
14547 * omp-low.c (lower_rec_input_clauses): Build correct address
14549 (expand_omp_for_generic): Fix multiplication type.
14550 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14551 (generate_memset_zero): Fix types.
14552 * tree-profile.c (prepare_instrumented_value): Correctly
14555 2009-04-15 Ian Lance Taylor <iant@google.com>
14557 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14558 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14559 for -Wall and for -Wc++-compat.
14560 (c_common_post_options): For C++, set warn_enum_compare if not
14562 * c-tree.h (struct c_expr): Add field original_type.
14563 (build_external_ref): Update declaration.
14564 * c-parser.c (c_parser_braced_init): Set original_type.
14565 (c_parser_initelt): Likewise.
14566 (c_parser_expr_no_commas): Likewise.
14567 (c_parser_conditional_expression): Likewise.
14568 (c_parser_cast_expression): Likewise.
14569 (c_parser_unary_expression): Likewise. Pull setting of
14570 original_code to top of function.
14571 (c_parser_sizeof_expression): Set original_type.
14572 (c_parser_alignof_expression): Likewise.
14573 (c_parser_postfix_expression): Likewise. Pull setting of
14574 original_code to top of function.
14575 (c_parser_postfix_expression_after_paren_type): Set original_type.
14576 (c_parser_postfix_expression_after_primary): Likewise.
14577 (c_parser_expression): Likewise.
14578 * c-typeck.c (build_external_ref): Add type parameter. Change all
14580 (c_expr_sizeof_expr): Set original_type field.
14581 (parser_build_unary_op): Likewise.
14582 (parser_build_binary_op): Likewise. Optionally warn about
14583 comparisons of enums of different types.
14584 (digest_init): Set original_type field.
14585 (really_start_incremental_init): Likewise.
14586 (push_init_level, pop_init_level): Likewise.
14587 * doc/invoke.texi (Warning Options): -Wenum-compare now
14590 2009-04-15 Richard Guenther <rguenther@suse.de>
14592 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14593 out a necessary conversion.
14594 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14595 names we didn't value number.
14596 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14598 2009-04-15 Richard Guenther <rguenther@suse.de>
14600 PR tree-optimization/39764
14601 * tree-ssa-ccp.c (get_value): Canonicalize value with
14602 canonicalize_float_value.
14604 2009-04-15 Jan Hubicka <jh@suse.cz>
14606 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14607 Wrong version of patch.
14609 2009-04-15 Jan Hubicka <jh@suse.cz>
14611 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14613 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14615 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14616 our distinct integral and vector types.
14618 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14620 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14621 * init.c (build_vtbl_address): Remove call to assemble_external.
14623 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14625 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14626 output for other floating point modes.
14628 2009-04-14 Diego Novillo <dnovillo@google.com>
14630 * diagnostic.c (diagnostic_report_diagnostic): Do not
14631 warn about loaded plugins for DK_ERROR and DK_WARNING.
14632 * c-decl.c (declspecs_add_type): Move call to
14633 invoke_plugin_callbacks ...
14634 * c-parser.c (c_parser_declspecs): ... here.
14635 * plugin.c (dump_active_plugins): Tidy output.
14637 2009-04-14 Diego Novillo <dnovillo@google.com>
14638 Le-Chun Wu <lcwu@google.com>
14640 * configure.ac: Add --enable-plugin support.
14641 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14642 * Makefile.in (PLUGIN_H): Define.
14643 Export ENABLE_PLUGIN and GMPINC to site.exp.
14644 Add PLUGINLIBS to link command.
14645 Add/modify dependencies for plugin.o and files including plugin.h.
14647 * config.in: Regenerate.
14649 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14652 2009-04-14 Le-Chun Wu <lcwu@google.com>
14654 * tree-pass.h (register_one_dump_file): Add a prototype for
14655 register_one_dump_file.
14656 * toplev.c (compile_file): Call initialize_plugins.
14657 (do_compile): Call invoke_plugin_callbacks.
14658 (toplev_main): Call invoke_plugin_callbacks.
14659 * common.opt: Add -fplugin= and -fplugin-arg-.
14660 * gcc-plugin.h: New public header file for plugins to include.
14661 * plugin.c: New source file.
14662 * plugin.h: New internal header file.
14663 * passes.c (register_one_dump_file): Make it external.
14665 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14667 2009-04-14 Diego Novillo <dnovillo@google.com>
14669 * doc/plugins.texi: New.
14670 * doc/gccint.texi: Add reference to Plugins chapter.
14671 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14672 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14673 loaded plugins, if any.
14674 * timevar.def (TV_PLUGIN_INIT): Define.
14675 (TV_PLUGIN_RUN): Define.
14676 * plugin.c: Include timevar.h
14677 (plugins_active_p): New.
14678 (dump_active_plugins): New.
14679 (debug_active_plugins): New.
14681 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14683 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14685 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14687 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14689 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14690 the same as a minus without a shift.
14692 2009-04-14 Nick Clifton <nickc@redhat.com>
14694 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14695 comparisons with small integers will always produce a short
14698 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14701 2008-12-19 Diego Novillo <dnovillo@google.com>
14703 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14705 2009-04-14 Richard Guenther <rguenther@suse.de>
14707 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14709 (verify_gimple_assign_binary): Likewise. Handle shifts and
14711 (verify_gimple_phi): Print the mismatched argument position.
14712 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14714 (vect_update_init_of_dr): Likewise.
14715 * matrix-reorg.c (transform_access_sites): Do what the
14717 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14719 2009-04-13 Michael Eager <eager@eagercon.com>
14721 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14722 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14723 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14724 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14725 remove duplicate config
14727 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14729 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14730 file_name:line_number type locator of the call site.
14732 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14734 * genautomata.c: Put blank after comma.
14735 (automaton_decls): New.
14736 (struct unit_usage): Add comments to member next.
14737 (store_alt_unit_usage): Keep the list ordered.
14738 (unit_present_on_list_p, equal_alternatives_p): New.
14739 (check_regexp_units_distribution): Check units distribution
14740 correctness correctly.
14741 (main): Don't write automata if error is found. Return correct
14744 * config/m68k/cf.md (cfv4_ds): Remove.
14745 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14746 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14748 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14749 power4-load-ext, power4-store, power4-store-update,
14750 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14751 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14752 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14753 power4-sqrt, power4-isync): Modify reservation to make correct
14754 unit distribution to automata.
14756 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14757 power5-store-update, power5-two, power5-three, power5-lmul,
14758 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14760 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14762 * except.c (pass_set_nothrow_function_flags): Set name and add
14764 (set_nothrow_function_flags): Mention in the dump file when
14765 changing a function to nothrow.
14767 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14770 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14771 instead of unsigned long.
14773 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14775 * config/arm/arm.c (return_used_this_function): Remove.
14776 (arm_output_function_prologue): Remove use of
14777 return_used_this_function.
14778 (output_return_instruction): Replace use of
14779 return_used_this_function
14780 by cfun->machine->return_used_this_function.
14781 (arm_output_epilogue): Likewise.
14782 (arm_output_function_epilogue): Likewise.
14783 (thumb_unexpanded_epilogue): Likewise.
14784 * config/arm/arm.h (struct machine_function):
14785 New member return_used_this_function.
14787 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14789 * doc/install.texi: Correct description of default directory for
14790 --with-gxx-include-dir.
14792 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14794 * fold-const.c (build_range_check): Properly deal with enumeral and
14795 boolean base types.
14797 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14799 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14800 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14801 * params.h (MAX_GCSE_PASSES): Remove.
14802 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14803 in sequence. Remove ability to run multiple passes.
14804 (bypass_jumps): Report run as third CPROP pass.
14806 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14808 PR middle-end/39651
14809 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14810 when deciding whether the whole SEQUENCE can throw.
14812 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14815 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14816 offseted label references.
14818 2009-04-11 Jan Hubicka <jh@suse.cz>
14820 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14822 2009-04-11 Richard Guenther <rguenther@suse.de>
14824 PR middle-end/39732
14825 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14826 return variables as TREE_ADDRESSABLE.
14828 2009-04-11 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/39713
14831 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14832 reference trees have SSA_NAME operands.
14834 2009-04-11 Richard Guenther <rguenther@suse.de>
14837 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14838 address expressions.
14840 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14842 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14843 match changes in Cygwin 1.7
14844 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14845 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14847 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14849 PR tree-optimization/39701
14850 * doc/invoke.texi (Optimization Options): Document change in
14851 meaning and initialization of -fdelete-null-pointer-checks.
14853 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14855 PR middle-end/39701
14856 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14858 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14861 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14863 2009-04-10 Chao-ying Fu <fu@mips.com>
14865 * doc/tm.texi (Instruction Output): Document
14866 TARGET_ASM_FINAL_POSTSCAN_INSN.
14867 * target.h (final_postscan_insn): New field in asm_out.
14868 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14869 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14870 * final.c (final_scan_insn): Call
14871 targetm.asm_out.final_postscan_insn after outputting
14872 an asm macro and a normal instruction.
14874 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14875 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14876 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14877 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14878 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14880 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14882 PR middle-end/39701
14883 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14884 variables as non-NULL even with -fdelete-null-pointer-checks.
14886 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14888 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14890 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14893 * config/i386/i386.c (classify_argument): Handle SCmode with
14894 (bit_offset % 64) != 0.
14896 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14898 * doc/invoke.texi (Optimize Options): Add cross-reference to
14899 -Q --help=optimizers examples.
14901 2009-04-10 Ben Elliston <bje@au.ibm.com>
14904 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14905 regalign for the reg == fpr and TDmode case.
14907 2009-04-09 David Ayers <ayers@fsfe.org>
14910 * objc/objc-act.c (warn_with_method): Remove helper function.
14911 (check_duplicates): Call warning and inform directly.
14912 (really_start_method): Likewise.
14914 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14916 * expmed.c (expand_divmod): Always use a comparison for a division
14917 by a large unsigned integer.
14919 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14920 for things others than variables or functions as nonzero.
14922 2009-04-09 Nick Clifton <nickc@redhat.com>
14924 * unwind-compat.c: Change copyright header to refer to version
14925 3 of the GNU General Public License with version 3.1 of the
14926 GCC Runtime Library Exception and to point readers at the
14927 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14928 * config/alpha/crtfastmath.c: Likewise.
14929 * config/alpha/linux-unwind.h: Likewise.
14930 * config/alpha/qrnnd.asm: Likewise.
14931 * config/alpha/vms-crt0-64.c: Likewise.
14932 * config/alpha/vms-crt0.c: Likewise.
14933 * config/alpha/vms-dwarf2.asm: Likewise.
14934 * config/alpha/vms-dwarf2eh.asm: Likewise.
14935 * config/alpha/vms-psxcrt0-64.c: Likewise.
14936 * config/alpha/vms-psxcrt0.c: Likewise.
14937 * config/alpha/vms_tramp.asm: Likewise.
14938 * config/arc/initfini.c: Likewise.
14939 * config/arc/lib1funcs.asm: Likewise.
14940 * config/arm/bpabi-v6m.S: Likewise.
14941 * config/arm/bpabi.S: Likewise.
14942 * config/arm/bpabi.c: Likewise.
14943 * config/arm/crti.asm: Likewise.
14944 * config/arm/crtn.asm: Likewise.
14945 * config/arm/ieee754-df.S: Likewise.
14946 * config/arm/ieee754-sf.S: Likewise.
14947 * config/arm/lib1funcs.asm: Likewise.
14948 * config/arm/libunwind.S: Likewise.
14949 * config/arm/linux-atomic.c: Likewise.
14950 * config/arm/mmintrin.h: Likewise.
14951 * config/arm/pr-support.c: Likewise.
14952 * config/arm/unaligned-funcs.c: Likewise.
14953 * config/arm/unwind-arm.c: Likewise.
14954 * config/arm/unwind-arm.h: Likewise.
14955 * config/avr/libgcc.S: Likewise.
14956 * config/bfin/crti.s: Likewise.
14957 * config/bfin/crtlibid.s: Likewise.
14958 * config/bfin/crtn.s: Likewise.
14959 * config/bfin/lib1funcs.asm: Likewise.
14960 * config/bfin/linux-unwind.h: Likewise.
14961 * config/cris/arit.c: Likewise.
14962 * config/cris/cris_abi_symbol.c: Likewise.
14963 * config/darwin-64.c: Likewise.
14964 * config/darwin-crt2.c: Likewise.
14965 * config/darwin-crt3.c: Likewise.
14966 * config/darwin.h: Likewise.
14967 * config/dbxelf.h: Likewise.
14968 * config/dfp-bit.c: Likewise.
14969 * config/dfp-bit.h: Likewise.
14970 * config/elfos.h: Likewise.
14971 * config/fixed-bit.c: Likewise.
14972 * config/fixed-bit.h: Likewise.
14973 * config/fp-bit.c: Likewise.
14974 * config/fp-bit.h: Likewise.
14975 * config/fr30/crti.asm: Likewise.
14976 * config/fr30/crtn.asm: Likewise.
14977 * config/fr30/lib1funcs.asm: Likewise.
14978 * config/freebsd-spec.h: Likewise.
14979 * config/frv/cmovd.c: Likewise.
14980 * config/frv/cmovh.c: Likewise.
14981 * config/frv/cmovw.c: Likewise.
14982 * config/frv/frvbegin.c: Likewise.
14983 * config/frv/frvend.c: Likewise.
14984 * config/frv/lib1funcs.asm: Likewise.
14985 * config/glibc-stdint.h: Likewise.
14986 * config/h8300/clzhi2.c: Likewise.
14987 * config/h8300/crti.asm: Likewise.
14988 * config/h8300/crtn.asm: Likewise.
14989 * config/h8300/ctzhi2.c: Likewise.
14990 * config/h8300/fixunssfsi.c: Likewise.
14991 * config/h8300/lib1funcs.asm: Likewise.
14992 * config/h8300/parityhi2.c: Likewise.
14993 * config/h8300/popcounthi2.c: Likewise.
14994 * config/i386/ammintrin.h: Likewise.
14995 * config/i386/att.h: Likewise.
14996 * config/i386/avxintrin.h: Likewise.
14997 * config/i386/biarch64.h: Likewise.
14998 * config/i386/bmmintrin.h: Likewise.
14999 * config/i386/cpuid.h: Likewise.
15000 * config/i386/cross-stdarg.h: Likewise.
15001 * config/i386/crtfastmath.c: Likewise.
15002 * config/i386/crtprec.c: Likewise.
15003 * config/i386/cygming-crtbegin.c: Likewise.
15004 * config/i386/cygming-crtend.c: Likewise.
15005 * config/i386/cygwin.asm: Likewise.
15006 * config/i386/emmintrin.h: Likewise.
15007 * config/i386/gmm_malloc.h: Likewise.
15008 * config/i386/gthr-win32.c: Likewise.
15009 * config/i386/i386.h: Likewise.
15010 * config/i386/immintrin.h: Likewise.
15011 * config/i386/linux-unwind.h: Likewise.
15012 * config/i386/linux64.h: Likewise.
15013 * config/i386/mm3dnow.h: Likewise.
15014 * config/i386/mmintrin-common.h: Likewise.
15015 * config/i386/mmintrin.h: Likewise.
15016 * config/i386/nmmintrin.h: Likewise.
15017 * config/i386/pmm_malloc.h: Likewise.
15018 * config/i386/pmmintrin.h: Likewise.
15019 * config/i386/smmintrin.h: Likewise.
15020 * config/i386/sol2-c1.asm: Likewise.
15021 * config/i386/sol2-ci.asm: Likewise.
15022 * config/i386/sol2-cn.asm: Likewise.
15023 * config/i386/sol2-gc1.asm: Likewise.
15024 * config/i386/tmmintrin.h: Likewise.
15025 * config/i386/unix.h: Likewise.
15026 * config/i386/w32-unwind.h: Likewise.
15027 * config/i386/wmmintrin.h: Likewise.
15028 * config/i386/x86-64.h: Likewise.
15029 * config/i386/x86intrin.h: Likewise.
15030 * config/i386/xmmintrin.h: Likewise.
15031 * config/ia64/crtbegin.asm: Likewise.
15032 * config/ia64/crtend.asm: Likewise.
15033 * config/ia64/crtfastmath.c: Likewise.
15034 * config/ia64/crti.asm: Likewise.
15035 * config/ia64/crtn.asm: Likewise.
15036 * config/ia64/fde-glibc.c: Likewise.
15037 * config/ia64/lib1funcs.asm: Likewise.
15038 * config/ia64/linux-unwind.h: Likewise.
15039 * config/ia64/quadlib.c: Likewise.
15040 * config/ia64/unwind-ia64.c: Likewise.
15041 * config/linux.h: Likewise.
15042 * config/m32c/m32c-lib1.S: Likewise.
15043 * config/m32c/m32c-lib2-trapv.c: Likewise.
15044 * config/m32c/m32c-lib2.c: Likewise.
15045 * config/m32r/initfini.c: Likewise.
15046 * config/m68hc11/larith.asm: Likewise.
15047 * config/m68hc11/m68hc11-crt0.S: Likewise.
15048 * config/m68k/cf.md: Likewise.
15049 * config/m68k/crti.s: Likewise.
15050 * config/m68k/crtn.s: Likewise.
15051 * config/m68k/lb1sf68.asm: Likewise.
15052 * config/m68k/linux-unwind.h: Likewise.
15053 * config/mcore/crti.asm: Likewise.
15054 * config/mcore/crtn.asm: Likewise.
15055 * config/mcore/lib1.asm: Likewise.
15056 * config/mips/linux-unwind.h: Likewise.
15057 * config/mips/loongson.h: Likewise.
15058 * config/mips/mips16.S: Likewise.
15059 * config/mmix/crti.asm: Likewise.
15060 * config/mmix/crtn.asm: Likewise.
15061 * config/pa/fptr.c: Likewise.
15062 * config/pa/hpux-unwind.h: Likewise.
15063 * config/pa/lib2funcs.asm: Likewise.
15064 * config/pa/linux-atomic.c: Likewise.
15065 * config/pa/linux-unwind.h: Likewise.
15066 * config/pa/milli64.S: Likewise.
15067 * config/pa/quadlib.c: Likewise.
15068 * config/pa/stublib.c: Likewise.
15069 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15070 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15071 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15072 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15073 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15074 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15075 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15076 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15077 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15078 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15079 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15080 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15081 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15082 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15083 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15084 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15085 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15086 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15087 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15088 * config/rs6000/750cl.h: Likewise.
15089 * config/rs6000/altivec.h: Likewise.
15090 * config/rs6000/biarch64.h: Likewise.
15091 * config/rs6000/crtresfpr.asm: Likewise.
15092 * config/rs6000/crtresgpr.asm: Likewise.
15093 * config/rs6000/crtresxfpr.asm: Likewise.
15094 * config/rs6000/crtresxgpr.asm: Likewise.
15095 * config/rs6000/crtsavfpr.asm: Likewise.
15096 * config/rs6000/crtsavgpr.asm: Likewise.
15097 * config/rs6000/darwin-asm.h: Likewise.
15098 * config/rs6000/darwin-fallback.c: Likewise.
15099 * config/rs6000/darwin-fpsave.asm: Likewise.
15100 * config/rs6000/darwin-ldouble.c: Likewise.
15101 * config/rs6000/darwin-tramp.asm: Likewise.
15102 * config/rs6000/darwin-unwind.h: Likewise.
15103 * config/rs6000/darwin-vecsave.asm: Likewise.
15104 * config/rs6000/darwin-world.asm: Likewise.
15105 * config/rs6000/e500crtres32gpr.asm: Likewise.
15106 * config/rs6000/e500crtres64gpr.asm: Likewise.
15107 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15108 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15109 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15110 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15111 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15112 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15113 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15114 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15115 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15116 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15117 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15118 * config/rs6000/eabi-ci.asm: Likewise.
15119 * config/rs6000/eabi-cn.asm: Likewise.
15120 * config/rs6000/eabi.asm: Likewise.
15121 * config/rs6000/linux-unwind.h: Likewise.
15122 * config/rs6000/linux64.h: Likewise.
15123 * config/rs6000/paired.h: Likewise.
15124 * config/rs6000/paired.md: Likewise.
15125 * config/rs6000/ppc64-fp.c: Likewise.
15126 * config/rs6000/ppu_intrinsics.h: Likewise.
15127 * config/rs6000/rs6000.h: Likewise.
15128 * config/rs6000/si2vmx.h: Likewise.
15129 * config/rs6000/sol-ci.asm: Likewise.
15130 * config/rs6000/sol-cn.asm: Likewise.
15131 * config/rs6000/spe.h: Likewise.
15132 * config/rs6000/spu2vmx.h: Likewise.
15133 * config/rs6000/sysv4.h: Likewise.
15134 * config/rs6000/tramp.asm: Likewise.
15135 * config/rs6000/vec_types.h: Likewise.
15136 * config/s390/linux-unwind.h: Likewise.
15137 * config/s390/tpf-unwind.h: Likewise.
15138 * config/score/crti.asm: Likewise.
15139 * config/score/crtn.asm: Likewise.
15140 * config/sh/crt1.asm: Likewise.
15141 * config/sh/crti.asm: Likewise.
15142 * config/sh/crtn.asm: Likewise.
15143 * config/sh/divtab-sh4-300.c: Likewise.
15144 * config/sh/divtab-sh4.c: Likewise.
15145 * config/sh/divtab.c: Likewise.
15146 * config/sh/lib1funcs-4-300.asm: Likewise.
15147 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15148 * config/sh/lib1funcs.asm: Likewise.
15149 * config/sh/lib1funcs.h: Likewise.
15150 * config/sh/linux-atomic.asm: Likewise.
15151 * config/sh/linux-unwind.h: Likewise.
15152 * config/sh/shmedia.h: Likewise.
15153 * config/sh/sshmedia.h: Likewise.
15154 * config/sh/ushmedia.h: Likewise.
15155 * config/sparc/crtfastmath.c: Likewise.
15156 * config/sparc/linux-unwind.h: Likewise.
15157 * config/sparc/sol2-c1.asm: Likewise.
15158 * config/sparc/sol2-ci.asm: Likewise.
15159 * config/sparc/sol2-cn.asm: Likewise.
15160 * config/spu/divmodti4.c: Likewise.
15161 * config/spu/divv2df3.c: Likewise.
15162 * config/spu/float_disf.c: Likewise.
15163 * config/spu/float_unsdidf.c: Likewise.
15164 * config/spu/float_unsdisf.c: Likewise.
15165 * config/spu/float_unssidf.c: Likewise.
15166 * config/spu/mfc_multi_tag_release.c: Likewise.
15167 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15168 * config/spu/mfc_tag_release.c: Likewise.
15169 * config/spu/mfc_tag_reserve.c: Likewise.
15170 * config/spu/mfc_tag_table.c: Likewise.
15171 * config/spu/multi3.c: Likewise.
15172 * config/spu/spu_internals.h: Likewise.
15173 * config/spu/spu_intrinsics.h: Likewise.
15174 * config/spu/spu_mfcio.h: Likewise.
15175 * config/spu/vec_types.h: Likewise.
15176 * config/spu/vmx2spu.h: Likewise.
15177 * config/stormy16/stormy16-lib2.c: Likewise.
15178 * config/svr4.h: Likewise.
15179 * config/sync.c: Likewise.
15180 * config/v850/lib1funcs.asm: Likewise.
15181 * config/vxlib-tls.c: Likewise.
15182 * config/vxlib.c: Likewise.
15183 * config/vxworks-dummy.h: Likewise.
15184 * config/xtensa/crti.asm: Likewise.
15185 * config/xtensa/crtn.asm: Likewise.
15186 * config/xtensa/ieee754-df.S: Likewise.
15187 * config/xtensa/ieee754-sf.S: Likewise.
15188 * config/xtensa/lib1funcs.asm: Likewise.
15189 * config/xtensa/lib2funcs.S: Likewise.
15190 * config/xtensa/linux-unwind.h: Likewise.
15191 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15192 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15193 * coretypes.h: Likewise.
15194 * crtstuff.c: Likewise.
15195 * defaults.h: Likewise.
15196 * dwarf2.h: Likewise.
15197 * emutls.c: Likewise.
15198 * gbl-ctors.h: Likewise.
15199 * gcov-io.h: Likewise.
15200 * ginclude/float.h: Likewise.
15201 * ginclude/iso646.h: Likewise.
15202 * ginclude/stdarg.h: Likewise.
15203 * ginclude/stdbool.h: Likewise.
15204 * ginclude/stddef.h: Likewise.
15205 * ginclude/stdfix.h: Likewise.
15206 * ginclude/stdint-gcc.h: Likewise.
15207 * ginclude/tgmath.h: Likewise.
15208 * gthr-aix.h: Likewise.
15209 * gthr-dce.h: Likewise.
15210 * gthr-gnat.c: Likewise.
15211 * gthr-gnat.h: Likewise.
15212 * gthr-lynx.h: Likewise.
15213 * gthr-mipssde.h: Likewise.
15214 * gthr-nks.h: Likewise.
15215 * gthr-posix.c: Likewise.
15216 * gthr-posix.h: Likewise.
15217 * gthr-posix95.h: Likewise.
15218 * gthr-rtems.h: Likewise.
15219 * gthr-single.h: Likewise.
15220 * gthr-solaris.h: Likewise.
15221 * gthr-tpf.h: Likewise.
15222 * gthr-vxworks.h: Likewise.
15223 * gthr-win32.h: Likewise.
15224 * gthr.h: Likewise.
15225 * libgcc2.c: Likewise.
15226 * libgcc2.h: Likewise.
15227 * libgcov.c: Likewise.
15228 * tsystem.h: Likewise.
15229 * typeclass.h: Likewise.
15230 * unwind-c.c: Likewise.
15231 * unwind-compat.h: Likewise.
15232 * unwind-dw2-fde-compat.c: Likewise.
15233 * unwind-dw2-fde-darwin.c: Likewise.
15234 * unwind-dw2-fde-glibc.c: Likewise.
15235 * unwind-dw2-fde.c: Likewise.
15236 * unwind-dw2-fde.h: Likewise.
15237 * unwind-dw2.c: Likewise.
15238 * unwind-dw2.h: Likewise.
15239 * unwind-generic.h: Likewise.
15240 * unwind-pe.h: Likewise.
15241 * unwind-sjlj.c: Likewise.
15242 * unwind.inc: Likewise.
15243 * config/arm/neon-gen.ml: Change generated copyright header to
15244 refer to version 3 of the GNU General Public License with
15245 version 3.1 of the GCC Runtime Library Exception and to point
15246 readers at the COPYING3 and COPYING3.RUNTIME files and the
15247 FSF's license web page.
15248 * config/arm/arm_neon.h: Regenerate.
15250 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15252 * config/cris/cris.md: Change copyright header to refer to version
15253 3 of the GNU General Public License.
15254 * doc/install.texi2html: Change copyright header to refer to version
15255 3 of the GNU General Public License and to point readers at the
15256 COPYING3 file and the FSF's license web page.
15257 * config/vax/linux.h: Likewise.
15259 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15261 * config/i386/i386.md (cmpcc): New.
15262 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15263 (sync_compare_and_swap_cc*): Delete.
15265 * config/s390/s390.c (s390_compare_emitted): Remove.
15266 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15267 s390_compare_emitted used to be handled. Assert that modes match.
15268 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15269 refer to sync_compare_and_swap_ccsi.
15270 * config/s390/s390.h (s390_compare_emitted): Remove.
15271 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15272 instead of s390_compare_emitted.
15273 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15274 instead of s390_compare_emitted.
15275 * config/s390/s390.md (cmpcc): New.
15276 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15277 CC_REGNUM, do not pretend it's set.
15278 (sync_compare_and_swap_cc*): Delete.
15279 * config/s390/predicates.md (cc_reg_operand): New.
15281 * expr.c (sync_compare_and_swap_cc): Delete.
15282 * optabs.h (sync_compare_and_swap_cc): Delete.
15283 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15284 is being used with can_compare_p.
15285 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15286 (find_cc_set): New.
15287 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15288 look for a MODE_CC set instead. Use emit_store_flag.
15289 (expand_compare_and_swap_loop): Likewise, with some additional
15290 complication to avoid a force_reg when useless. Use
15291 emit_cmp_and_jump_insns.
15292 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15293 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15294 sync_compare_and_swap documentation.
15296 2009-04-09 Jan Hubicka <jh@suse.cz>
15298 * except.c (find_prev_try): Break out from ....
15299 (duplicate_eh_regions): ... here; properly update prev_try pointers
15300 when duplication part of tree.
15301 (dump_eh_tree): Improve dumping.
15302 (verify_eh_region): New.
15303 (verify_eh_tree): Use it.
15305 2009-04-06 Richard Guenther <rguenther@suse.de>
15307 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15308 &ARRAY addresses by adjusting their types and prepending
15310 * tree-cfg.c (verify_gimple_assign_single): Verify that
15311 addresses are correct.
15313 2009-04-09 Richard Guenther <rguenther@suse.de>
15315 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15316 indices into an array reference if possible.
15317 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15318 Fold POINTER_PLUS_EXPR statements with invariant address.
15320 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15323 * config.gcc (powerpc64-*-linux*): Always build biarch.
15325 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15328 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15329 it and pedwarn if this results in an INTEGER_CST.
15331 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15333 * doc/install.texi: Update minimum GMP version. Remove obsolete
15334 text in MPFR section.
15336 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15338 * dwarf2out.c (class_scope_p): New static inline.
15339 (class_or_namespace_scope_p): Use it.
15340 (gen_variable_die): Use DW_TAG_member tag for static data member
15341 declarations instead of DW_TAG_variable.
15343 PR middle-end/39573
15344 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15347 2009-04-08 Richard Guenther <rguenther@suse.de>
15349 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15350 valueize random data.
15352 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15354 * config.gcc (aix tm_file): Add aix-stdint.h.
15355 (aix tm clause use_gcc_stdint): Set to wrap.
15356 * config/rs6000/aix-stdint.h: New file.
15358 2009-04-08 Richard Guenther <rguenther@suse.de>
15360 PR middle-end/36291
15361 * tree-dfa.c (add_referenced_var): Do not recurse into
15362 global initializers.
15363 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15365 (fold_const_aggregate_ref): Likewise.
15367 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15369 * recog.c (ordered_comparison_operator): New.
15370 * gensupport.c (std_preds): Add it.
15371 * doc/md.texi (Machine-Independent Predicates): Document it.
15373 2009-04-08 Jan Hubicka <jh@suse.cz>
15375 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15376 * function.h (rtl_eh): Remove exception_handler_label_map.
15377 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15378 remove_exception_handler_label, for_each_eh_label_1): Remove.
15379 (rtl_remove_unreachable_regions): Remove.
15380 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15381 (find_exception_handler_labels): Don't build the hashtable.
15382 (maybe_remove_eh_handler): Remove.
15383 (for_each_eh_label): Rewrite to walk the tree.
15384 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15385 * except.h (maybe_remove_eh_handler): Remove.
15386 * passes.c (init_optimization_passes): Schedule second EH cleanup
15388 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15389 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15391 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15393 * genoutput.c (validate_optab_operands): New.
15394 (gen_insn, gen_expand): Call it.
15396 * genflags.c (gen_insn): Detect misused iterators.
15397 (main): Pass line_no to gen_insn, exit with status 1 on error.
15399 * genextract.c (line_no): Make global.
15400 (VEC_safe_set_locstr): Change assertion to error message.
15401 (main): Exit with status 1 on error.
15403 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15407 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15408 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15409 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15410 * c-convert.c (convert): Do not call fold on results of conversion
15411 functions when the result is a C_MAYBE_CONST_EXPR.
15412 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15413 of __builtin_choose_expr.
15414 * c-typeck.c (remove_c_maybe_const_expr): New.
15415 (build_unary_op, build_conditional_expr, build_compound_expr,
15416 build_binary_op, c_objc_common_truthvalue_conversion): Call
15417 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15420 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15422 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15423 CODE to produce a new one. Add a prototype to use fold_convert_const
15425 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15428 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15429 mix declarations and code.
15431 2009-04-08 Ben Elliston <bje@au.ibm.com>
15433 * gcc.c: Replace `CC' with `GCC' throughout.
15435 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15437 * doc/invoke.texi: Document Atom support.
15439 2009-04-07 Jason Merrill <jason@redhat.com>
15442 * c-common.h, c-common.c: Add flag_pretty_templates.
15443 * c-opts.c (c_common_handle_option): Set it.
15444 * c.opt: Add -fno-pretty-templates.
15445 * doc/invoke.texi (C++ Dialect Options): Likewise.
15447 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15449 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15450 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15451 (ia64_expand_builtin): Likewise.
15453 2009-04-07 Martin Jambor <mjambor@suse.cz>
15455 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15456 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15457 ADDR_EXPRS are include too.
15459 2009-04-07 Richard Guenther <rguenther@suse.de>
15461 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15462 decls are only used if passes as parameters or if they are
15463 local statics and the call is not to a builtin.
15464 (call_may_clobber_ref_p_1): Likewise.
15466 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15468 * expr.c (do_store_flag): Remove last argument. Simplify code
15469 to avoid duplication of tests already done by can_compare_p.
15470 (expand_expr_real_1): Adjust caller.
15472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15474 * optabs.c (can_compare_p): Test the predicate of a
15475 cbranch and cstore pattern.
15477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15479 * expr.c (convert_move): Use emit_store_flag instead of
15482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15484 * config/i386/i386.c (ix86_compare_emitted): Remove.
15485 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15486 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15487 * config/i386/i386.h (ix86_compare_emitted): Remove.
15488 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15489 instead of ix86_compare_emitted.
15490 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15492 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15494 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15495 Add t-sysroot-suffix to tmake_file.
15496 * config/print-sysroot-suffix.sh: New file.
15497 * config/t-sysroot-suffix: New file.
15499 2009-04-07 Ben Elliston <bje@au.ibm.com>
15501 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15502 as the latter produces a warning when the target does not support
15505 2009-04-07 Ben Elliston <bje@au.ibm.com>
15507 * dfp.c: Replace type punning assignments with memcpy throughout.
15508 * Makefile.in (dfp.o-warn): Remove.
15510 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15513 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15514 Include soft-fp/t-softfp after rs6000/t-linux64.
15516 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15518 * stor-layout.c (set_sizetype): Use the full precision of their
15519 machine mode for bitsize types.
15521 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15523 * config/i386/i386.md: Revert 2 accidental checkins.
15525 2009-04-06 Joey Ye <joey.ye@intel.com>
15526 Xuepeng Guo <xuepeng.guo@intel.com>
15527 H.J. Lu <hongjiu.lu@intel.com>
15529 Atom pipeline model, tuning and insn selection.
15530 * config.gcc (atom): Add atom config options and target.
15532 * config/i386/atom.md: New.
15534 * config/i386/i386.c (atom_cost): New cost.
15535 (m_ATOM): New macro flag.
15536 (initial_ix86_tune_features): Set m_ATOM.
15537 (x86_accumulate_outgoing_args): Likewise.
15538 (x86_arch_always_fancy_math_387): Likewise.
15539 (processor_target): Add Atom cost.
15540 (cpu_names): Add Atom cpu name.
15541 (override_options): Set Atom ISA.
15542 (ix86_issue_rate): New case PROCESSOR_ATOM.
15543 (ix86_adjust_cost): Likewise.
15545 * config/i386/i386.h (TARGET_ATOM): New target macro.
15546 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15547 (TARGET_OPT_AGU): New target option.
15548 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15549 (processor_type): Add PROCESSOR_ATOM.
15551 * config/i386/i386.md (cpu): Add new value "atom".
15552 (use_carry, movu): New attr.
15553 (atom.md): Include atom.md.
15554 (adddi3_carry_rex64): Set attr "use_carry".
15555 (addqi3_carry): Likewise.
15556 (addhi3_carry): Likewise.
15557 (addsi3_carry): Likewise.
15558 (*addsi3_carry_zext): Likewise.
15559 (subdi3_carry_rex64): Likewise.
15560 (subqi3_carry): Likewise.
15561 (subhi3_carry): Likewise.
15562 (subsi3_carry): Likewise.
15563 (x86_movdicc_0_m1_rex64): Likewise.
15564 (*x86_movdicc_0_m1_se): Likewise.
15565 (x86_movsicc_0_m1): Likewise.
15566 (*x86_movsicc_0_m1_se): Likewise.
15567 (*adddi_1_rex64): Emit add insn as much as possible.
15568 (*addsi_1): Likewise.
15569 (return_internal): Set atom_unit.
15570 (return_internal_long): Likewise.
15571 (return_pop_internal): Likewise.
15572 (*rcpsf2_sse): Set atom_sse_attr attr.
15573 (*qrt<mode>2_sse): Likewise.
15574 (*prefetch_sse): Likewise.
15576 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15578 (ix86_target_macros_internal): Likewise.
15580 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15581 (*prefetch_sse_rex): Likewise.
15582 (sse_rcpv4sf2): Likewise.
15583 (sse_vmrcpv4sf2): Likewise.
15584 (sse_sqrtv4sf2): Likewise.
15585 (<sse>_vmsqrt<mode>2): Likewise.
15586 (sse_ldmxcsr): Likewise.
15587 (sse_stmxcsr): Likewise.
15588 (*sse_sfence): Likewise.
15589 (sse2_clflush): Likewise.
15590 (*sse2_mfence): Likewise.
15591 (*sse2_lfence): Likewise.
15592 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15593 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15594 (avx_movdqu<avxmodesuffix>): Likewise.
15595 (avx_lddqu<avxmodesuffix>): Likewise.
15596 (sse2_movntv2di): Change attr "type" to "ssemov".
15597 (sse2_movntsi): Likewise.
15598 (rsqrtv8sf2): Change attr "type" to "sseadd".
15599 (sse3_addsubv2df3): Set attr "atom_unit".
15600 (sse3_h<plusminus_insn>v4sf3): Likewise.
15601 (*sse2_pmaddwd): Likewise.
15602 (*vec_extractv2di_1_rex64): Likewise.
15603 (*vec_extractv2di_1_avx): Likewise.
15604 (sse2_psadbw): Likewise.
15605 (ssse3_phaddwv8hi3): Likewise.
15606 (ssse3_phaddwv4hi3): Likewise.
15607 (ssse3_phadddv4si3): Likewise.
15608 (ssse3_phadddv2si3): Likewise.
15609 (ssse3_phaddswv8hi3): Likewise.
15610 (ssse3_phaddswv4hi3): Likewise.
15611 (ssse3_phsubwv8hi3): Likewise.
15612 (ssse3_phsubwv4hi3): Likewise.
15613 (ssse3_phsubdv4si3): Likewise.
15614 (ssse3_phsubdv2si3): Likewise.
15615 (ssse3_phsubswv8hi3): Likewise.
15616 (ssse3_phsubswv4hi3): Likewise.
15617 (ssse3_pmaddubsw128): Likewise.
15618 (sse3_pmaddubsw: Likewise.
15619 (ssse3_palignrti): Likewise.
15620 (ssse3_palignrdi): Likewise.
15622 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15624 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15626 2009-04-06 Richard Guenther <rguenther@suse.de>
15628 PR tree-optimization/28868
15629 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15630 of which PHI results we inserted.
15631 (insert_into_preds_of_block): Record inserted PHIs.
15632 (eliminate): Eliminate redundant PHI nodes.
15633 (init_pre): Init inserted_phi_names.
15635 2009-04-06 Richard Guenther <rguenther@suse.de>
15637 PR tree-optimization/39643
15638 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15639 IMAGPART_EXPRs of complex constants.
15640 (execute_fold_all_builtins): If we folded a call queue
15641 TODO_update_address_taken.
15643 2009-04-06 Jan Hubicka <jh@suse.cz>
15645 PR middle-end/39659
15646 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15649 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15651 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15653 (ic_invalidate_array): Likewise.
15655 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15657 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15658 alignment for library calls.
15660 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15662 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15663 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15664 * config/i386/mingw-stdint.h: New file.
15666 2009-04-05 Richard Guenther <rguenther@suse.de>
15668 PR tree-optimization/39648
15669 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15670 our &A vs. &A[0] IL deficiencies.
15672 2009-04-04 Jan Hubicka <jh@suse.cz>
15674 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15675 removed toplevel regions.
15676 (sjlj_mark_call_sites): Likewise.
15678 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15680 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15681 (cygwin tm clause use_gcc_stdint): Set to wrap.
15682 * config/i386/cygwin-stdint.h: New file.
15684 2009-04-04 Richard Guenther <rguenther@suse.de>
15686 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15687 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15688 single-argument PHIs if we are in loop-closed SSA form.
15689 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15690 for the pre-condition.
15691 (slpeel_tree_peel_loop_to_edge): Likewise.
15692 (vect_build_loop_niters): Take an optional sequence to append stmts.
15693 (vect_generate_tmps_on_preheader): Likewise.
15694 (vect_do_peeling_for_loop_bound): Take extra guards for the
15696 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15697 the cost model check.
15698 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15699 guards if we are going to peel. Do not apply versioning in that case.
15700 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15701 (vect_do_peeling_for_loop_bound): Likewise.
15702 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15703 loop bound only record extra pre-conditions, do not apply loop
15706 2009-04-04 Richard Guenther <rguenther@suse.de>
15708 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15711 2009-04-04 Jan Hubicka <jh@suse.cz>
15713 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15714 last_basic_block for size of bb->index indexed array.
15715 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15716 compute_out, link_btr_uses, build_btr_def_use_webs,
15717 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15719 2009-04-04 Jan Hubicka <jh@suse.cz>
15721 * except.c (remove_eh_handler_and_replace): Break out from ...
15722 (remove_eh_handler): ... here.
15723 (bring_to_root): New function.
15724 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15725 handled ones, bring others to root of tree.
15727 2009-04-04 Jan Hubicka <jh@suse.cz>
15729 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15730 (all_phis_safe_to_merge): New function.
15731 (update_info): New structure.
15732 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15733 (cleanup_empty_eh): Update SSA if possible.
15735 2009-04-04 Richard Guenther <rguenther@suse.de>
15737 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15738 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15739 (append_vuse): Likewise.
15741 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15743 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15744 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15745 instead of REG_UNSAVED for DW_CFA_undefined.
15746 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15747 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15750 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15753 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15754 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15755 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15757 2009-04-04 Richard Guenther <rguenther@suse.de>
15759 PR tree-optimization/8781
15760 PR tree-optimization/37892
15761 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15762 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15763 (valueize_refs): Call it for *& valueizations.
15764 (shared_reference_ops_from_ref): Rename to ...
15765 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15766 (shared_reference_ops_from_call): Rename to ...
15767 (valueize_shared_reference_ops_from_call): ... this and valueize.
15768 (vn_reference_lookup): Update.
15769 (visit_reference_op_call): Likewise.
15770 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15771 (eliminate): Value-replace the call address in call statements.
15773 2009-04-04 Richard Guenther <rguenther@suse.de>
15775 PR tree-optimization/39636
15776 * tree-ssa-forwprop.c
15777 (forward_propagate_addr_into_variable_array_index): Check for
15778 GIMPLE_ASSIGN before accessing the rhs code.
15780 2009-04-03 Jason Merrill <jason@redhat.com>
15782 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15784 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15786 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15787 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15788 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15789 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15790 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15791 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15792 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15793 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15794 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15795 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15796 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15797 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15798 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15799 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15800 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15801 Use fr_reg_or_fp01_operand instead of fr_register_operand
15803 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15804 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15805 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15807 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15809 PR rtl-optimization/39607
15810 PR rtl-optimization/39631
15814 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15815 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15816 instead of DF_LR_OUT.
15817 * ira-lives.c (process_bb_node_lives): Ditto.
15818 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15819 instead of DF_LR_{OUT,IN}.
15820 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15821 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15823 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15825 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15826 (execute_lower_omp): Always run but take the short way out if -fopenmp
15828 (gate_lower_omp): Remove, forcing the pass manager to always run the
15829 pass and always set PROP_gimple_lomp.
15830 (pass_lower_omp): Remove gate function.
15831 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15832 PROP_trees. Instead, require it.
15833 * ipa-cp.c (pass_ipa_cp): Likewise.
15834 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15835 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15836 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15837 and PROP_gimple_leh.
15839 2009-04-03 Richard Guenther <rguenther@suse.de>
15841 PR middle-end/13146
15842 PR tree-optimization/23940
15843 PR tree-optimization/33237
15844 PR middle-end/33974
15845 PR middle-end/34093
15846 PR tree-optimization/36201
15847 PR tree-optimization/36230
15848 PR tree-optimization/38049
15849 PR tree-optimization/38207
15850 PR tree-optimization/38230
15851 PR tree-optimization/38301
15852 PR tree-optimization/38585
15853 PR middle-end/38895
15854 PR tree-optimization/38985
15855 PR tree-optimization/39299
15856 * tree-ssa-structalias.h: Remove.
15857 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15858 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15859 (struct vuse_element_d): Remove.
15860 (struct vuse_vec_d): Likewise.
15861 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15862 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15863 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15864 VUSE_ELEMENT_VAR): Likewise.
15865 (struct voptype_d): Likewise.
15866 (NUM_VOP_FREE_BUCKETS): Likewise.
15867 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15868 (struct stmt_operands_d): Remove.
15869 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15870 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15871 VDEF_NUM, VDEF_VECT): Likewise.
15872 (copy_virtual_operands): Remove.
15873 (operand_build_cmp): Likewise.
15874 (create_ssa_artificial_load_stmt): Likewise.
15875 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15876 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15877 vuse_index and mayuse_index members. Pack and move done and iter_type
15878 members to the front.
15879 (SSA_OP_VMAYUSE): Remove.
15880 (SSA_OP_VIRTUAL_USES): Adjust.
15881 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15882 (unlink_stmt_vdef): Declare.
15883 (add_to_addressable_set): Remove.
15884 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15885 (vrp_visit_stmt): Likewise.
15886 * doc/tree-ssa.texi (Alias analysis): Update.
15887 * doc/invoke.texi (max-aliased-vops): Remove docs.
15888 (avg-aliased-vops): Likewise.
15889 * tree-into-ssa.c (syms_to_rename): Remove.
15890 (need_to_update_vops_p): Likewise.
15891 (need_to_initialize_update_ssa_p): Rename to ...
15892 (update_ssa_initialized_fn): ... this. Track function we are
15894 (symbol_marked_for_renaming): Simplify.
15895 (add_new_name_mapping): Do not set need_to_update_vops_p.
15896 (dump_currdefs): Use SYMS_TO_RENAME.
15897 (rewrite_update_stmt): Always walk all uses/defs.
15898 (dump_update_ssa): Adjust.
15899 (init_update_ssa): Take function argument. Track what we are
15901 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15902 (create_new_def_for): Initialize for cfun, assert we are initialized
15904 (mark_sym_for_renaming): Simplify.
15905 (mark_set_for_renaming): Do not initialize update-ssa.
15906 (need_ssa_update_p): Simplify. Take function argument.
15907 (name_mappings_registered_p): Assert we ask for the correct function.
15908 (name_registered_for_update_p): Likewise.
15909 (ssa_names_to_replace): Likewise.
15910 (release_ssa_name_after_update_ssa): Likewise.
15911 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15912 (dump_decl_set): Do not print a newline.
15913 (debug_decl_set): Do it here.
15914 (dump_update_ssa): And here.
15915 * tree-ssa-loop-im.c (move_computations): Adjust.
15916 (movement_possibility): Likewise.
15917 (determine_max_movement): Likewise.
15918 (gather_mem_refs_stmt): Likewise.
15919 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15920 or NAME_MEMORY_TAG.
15921 * tree-complex.c (update_all_vops): Remove.
15922 (expand_complex_move): Adjust.
15923 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15924 Simplify test for memory referencing statement. Exclude
15925 non-invariant ADDR_EXPRs.
15926 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15927 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15928 (rdg_flag_uses): Likewise.
15929 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15931 (tree_optimize_tail_calls_1): Also split the
15932 edge from the entry block if we have degenerate PHI nodes in
15933 the first basic block.
15934 * tree.c (init_ttree): Remove memory-tag related code.
15935 (tree_code_size): Likewise.
15936 (tree_node_structure): Likewise.
15937 (build7_stat): Re-write to be build6_stat.
15938 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15939 (SSA_VAR_P): Adjust.
15940 (struct tree_memory_tag): Remove.
15941 (struct tree_memory_partition_tag): Likewise.
15942 (union tree_node): Adjust.
15943 (build7): Re-write to be build6.
15944 * tree-pass.h (pass_reset_cc_flags): Remove.
15945 (TODO_update_address_taken): New flag.
15946 (pass_simple_dse): Remove.
15947 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15948 * params.h (MAX_ALIASED_VOPS): Remove.
15949 (AVG_ALIASED_VOPS): Likewise.
15950 * omp-low.c (expand_omp_taskreg): Update SSA form.
15951 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15952 aliases the lhs in a copy stmt.
15953 * tree-ssa-dse.c (struct address_walk_data): Remove.
15954 (memory_ssa_name_same): Likewise.
15955 (memory_address_same): Likewise.
15956 (get_kill_of_stmt_lhs): Likewise.
15957 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15958 unused stores. Look through PHI nodes into post-dominated regions.
15959 (dse_optimize_stmt): Simplify. Properly remove stores.
15960 (tree_ssa_dse): Compute dominators.
15961 (execute_simple_dse): Remove.
15962 (pass_simple_dse): Likewise.
15963 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15964 gimple_loaded_syms and gimple_stored_syms computation.
15965 * toplev.c (dump_memory_report): Dump alias and pta stats.
15966 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15967 (vn_reference_eq): Likewise.
15968 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15969 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15970 valueize_vuses): Remove.
15971 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15972 (get_def_ref_stmt_vuse): ... this.
15973 (vn_reference_lookup_2): New function.
15974 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15975 walking equivalent vuses. Simplify.
15976 (vn_reference_lookup): Likewise.
15977 (vn_reference_insert): Likewise.
15978 (vn_reference_insert_pieces): Likewise.
15979 (visit_reference_op_call): Simplify.
15980 (visit_reference_op_load): Likewise.
15981 (visit_reference_op_store): Likewise.
15982 (init_scc_vn): Remove shared_lookup_vuses initialization.
15983 (free_scc_vn): Remove shared_lookup_vuses freeing.
15984 (sort_vuses, sort_vuses_heap): Remove.
15985 (get_ref_from_reference_ops): Export.
15986 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15987 vector with single vuse pointer.
15988 (vn_reference_lookup_pieces, vn_reference_lookup,
15989 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15990 (shared_vuses_from_stmt): Remove.
15991 (get_ref_from_reference_ops): Declare.
15992 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15993 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15994 memory-tag related code.
15995 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15996 (likely_value): Add comment, skip static-chain of call statements.
15997 (surely_varying_stmt_p): Adjust.
15998 (gimplify_and_update_call_from_tree): Likewise.
15999 (execute_fold_all_builtins): Do not rebuild alias info.
16000 (gimplify_and_update_call_from_tree): Properly update VOPs.
16001 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16002 (copy_ref_info): Remove memory-tag related code.
16003 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16004 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16005 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16007 * tree-ssa-dom.c (gimple_p): Remove typedef.
16008 (eliminate_redundant_computations): Adjust.
16009 (record_equivalences_from_stmt): Likewise.
16010 (avail_expr_hash): Likewise.
16011 (avail_expr_eq): Likewise.
16012 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16013 (stmt_makes_single_load): Likewise.
16014 (stmt_makes_single_store): Likewise.
16015 * tree-ssa-alias.c: Rewrite completely.
16016 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16017 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16018 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16019 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16020 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16021 Remove public functions.
16022 (pass_reset_cc_flags): Remove.
16023 (pass_build_alias): Move ...
16024 * tree-ssa-structalias.c (pass_build_alias): ... here.
16025 * tree-ssa-alias.c (may_be_aliased): Move ...
16026 * tree-flow-inline.h (may_be_aliased): ... here.
16027 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16028 count_uses_and_derefs): Move ...
16029 * gimple.c: ... here.
16030 * gimple.h (count_uses_and_derefs): Declare.
16031 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16032 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16033 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16034 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16035 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16036 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16037 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16039 * tree-dfa.c (refs_may_alias_p): Move ...
16040 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16041 * tree-ssa-alias.h: New file.
16042 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16043 (statement_sink_location): Likewise.
16044 * opts.c (decode_options): Do not adjust max-aliased-vops or
16045 avg-aliased-vops values.
16046 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16047 (TV_CALL_CLOBBER): Likewise.
16048 (TV_FLOW_SENSITIVE): Likewise.
16049 (TV_FLOW_INSENSITIVE): Likewise.
16050 (TV_MEMORY_PARTITIONING): Likewise.
16051 (TV_ALIAS_STMT_WALK): New timevar.
16052 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16053 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16054 (get_address_description): Remove memory-tag related code.
16055 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16056 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16057 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16058 and immediate uses in statements. Document.
16059 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16060 (dump_symbols): Remove.
16061 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16062 * alias.c (get_deref_alias_set): New function split out from ...
16063 (get_alias_set): ... here.
16064 * alias.h (get_deref_alias_set): Declare.
16065 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16066 type parameter. Remove restrict pointer handling. Create a
16067 ref-all pointer in case type-based alias sets do not conflict.
16068 (vect_analyze_data_refs): Remove SMT related code.
16069 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16070 (vectorizable_load): Likewise.
16071 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16072 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16073 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16074 Ignore vops and SMTs.
16075 (dr_analyze_alias): Likewise..
16076 (free_data_ref): Likewise.
16077 (create_data_ref): Likewise.
16078 (analyze_all_data_dependences): Likewise.
16079 (get_references_in_stmt): Adjust.
16080 * tree-flow-inline.h (gimple_aliases_computed_p,
16081 gimple_addressable_vars, gimple_call_clobbered_vars,
16082 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16083 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16084 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16085 gimple_mem_ref_stats): Remove.
16086 (gimple_vop): New function.
16087 (op_iter_next_use): Remove vuses and mayuses cases.
16088 (op_iter_next_def): Remove vdefs case.
16089 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16090 (clear_and_done_ssa_iter): Do not set removed fields.
16091 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16092 Assert we are not iterating over vuses or vdefs if not also
16093 iterating over uses or defs.
16094 (op_iter_init_use): Likewise.
16095 (op_iter_init_def): Likewise.
16096 (op_iter_next_vdef): Remove.
16097 (op_iter_next_mustdef): Likewise.
16098 (op_iter_init_vdef): Likewise.
16099 (compare_ssa_operands_equal): Likewise.
16100 (link_use_stmts_after): Handle vuse operand.
16101 (is_call_used): Use is_call_clobbered.
16102 (is_call_clobbered): Global variables are always call clobbered,
16103 query the call-clobbers bitmap.
16104 (mark_call_clobbered): Ignore global variables.
16105 (clear_call_clobbered): Likewise.
16106 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16107 virtual operands sanity check.
16108 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16110 (TARGET_MEM_REF): Remove TMR_TAG operand.
16111 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16112 Remove call-clobber related code.
16113 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16114 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16115 partitions or escape reason.
16116 (get_single_def_stmt, get_single_def_stmt_from_phi,
16117 get_single_def_stmt_with_phi): Remove.
16118 (dump_referenced_vars): Tidy.
16119 (get_ref_base_and_extent): Allow bare decls.
16120 (collect_dfa_stats): Adjust.
16121 * graphite.c (rename_variables_in_stmt): Adjust.
16122 (graphite_copy_stmts_from_block): Likewise.
16123 (translate_clast): Likewise.
16124 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16126 (translate_vuse_through_block): Use the oracle.
16127 (phi_translate_1): Adjust.
16128 (value_dies_in_block_x): Use the oracle. Cache the outcome
16130 (valid_in_sets): Check if the VUSE for
16131 a REFERENCE is available.
16132 (eliminate): Do not remove stmts during elimination,
16133 instead queue and remove them afterwards.
16134 (do_pre): Do not rebuild alias info.
16135 (pass_pre): Run TODO_rebuild_alias before PRE.
16136 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16137 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16138 (mark_all_v_defs_stmt): Remove.
16139 (mark_all_v_defs_seq): Adjust.
16140 (sra_replace): Likewise.
16141 (scalarize_use): Likewise.
16142 (scalarize_copy): Likewise.
16143 (scalarize_init): Likewise.
16144 (scalarize_ldst): Likewise.
16145 (todoflags): Remove.
16146 (tree_sra): Do not rebuild alias info.
16147 (tree_sra_early): Adjust.
16148 (pass_sra): Run TODO_update_address_taken before SRA.
16149 * tree-predcom.c (set_alias_info): Remove.
16150 (prepare_initializers_chain): Do not call it.
16151 (mark_virtual_ops_for_renaming): Adjust.
16152 (mark_virtual_ops_for_renaming_list): Remove.
16153 (initialize_root_vars): Adjust.
16154 (initialize_root_vars_lm): Likewise.
16155 (prepare_initializers_chain): Likewise.
16156 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16157 (may_propagate_copy_into_stmt): Likewise.
16158 (merge_alias_info): Do nothing for now.
16159 (propagate_tree_value_into_stmt): Adjust.
16160 (stmt_may_generate_copy): Likewise.
16161 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16162 not mark symbols for renaming.
16163 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16164 with the same statement, make sure to update the new pointed-to one.
16165 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16166 call statements, do not mark symbols for renaming.
16167 (mark_operand_necessary): Dump something.
16168 (ref_may_be_aliased): New function.
16169 (mark_aliased_reaching_defs_necessary_1): New helper function.
16170 (mark_aliased_reaching_defs_necessary): Likewise.
16171 (mark_all_reaching_defs_necessary_1): Likewise.
16172 (mark_all_reaching_defs_necessary): Likewise.
16173 (propagate_necessity): Do not process virtual PHIs. For
16174 non-aliased loads mark all reaching definitions as necessary.
16175 For aliased loads and stores mark the immediate dominating
16176 aliased clobbers as necessary.
16177 (visited): New global static.
16178 (perform_tree_ssa_dce): Free visited bitmap after propagating
16180 (remove_dead_phis): Perform simple dead virtual PHI removal.
16181 (remove_dead_stmt): Properly unlink virtual operands when
16183 (eliminate_unnecessary_stmts): Schedule PHI removal after
16185 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16186 (process_replaceable): Likewise.
16187 (find_replaceable_in_bb): Likewise.
16188 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16189 based on the single gimple vop.
16190 (verify_flow_insensitive_alias_info): Remove.
16191 (verify_flow_sensitive_alias_info): Likewise.
16192 (verify_call_clobbering): Likewise.
16193 (verify_memory_partitions): Likewise.
16194 (verify_alias_info): Likewise.
16195 (verify_ssa): Adjust..
16196 (execute_update_addresses_taken): Export. Update SSA
16197 manually. Optimize only when optimizing. Use a local bitmap.
16198 (pass_update_address_taken): Remove TODO_update_ssa, add
16200 (pass_update_address_taken): Just use TODO_update_address_taken.
16201 (init_tree_ssa): Do not initialize addressable_vars.
16202 (verify_ssa): Verify new VUSE / VDEF properties.
16203 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16204 Do not call verify_alias_info.
16205 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16206 Do not free the loaded and stored syms bitmaps. Reset the escaped
16207 and callused solutions. Do not free addressable_vars.
16208 Remove memory-tag related code.
16209 (warn_uninitialized_var): Aliases are always available.
16210 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16211 * lambda-code.c (can_put_in_inner_loop): Adjust.
16212 (can_put_after_inner_loop): Likewise.
16213 (perfect_nestify): Likewise.
16214 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16215 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16216 (vectorizable_conversion): Do not mark symbols for renaming.
16217 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16218 (expand_call_inline): Unlink the calls virtual operands before
16220 (tree_function_versioning): Do not call update_ssa if we are not
16221 updating clones. Simplify.
16222 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16223 (propagate_with_phi): Likewise..
16224 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16225 clobber code. Assert we are not aliased or global.
16226 * tree-flow.h: Include tree-ssa-alias.h
16227 (enum escape_type): Remove.
16228 (struct mem_sym_stats_d): Likewise.
16229 (struct mem_ref_stats_d): Likewise.
16230 (struct gimple_df): Add vop member. Remove global_var,
16231 call_clobbered_vars, call_used_vars, addressable_vars,
16232 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16233 escaped and callused members.
16234 (struct ptr_info_def): Remove all members, add points-to solution
16236 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16237 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16238 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16239 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16240 (tree-ssa-alias.o): Likewise.
16241 (toplev.o): Add tree-ssa-alias.h
16242 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16243 * gimple.c (gimple_set_bb): Fix off-by-one error.
16244 (is_gimple_reg): Do not handle memory tags.
16245 (gimple_copy): Also copy virtual operands.
16246 Delay updating the statement. Do not reset loaded and stored syms.
16247 (gimple_set_stored_syms): Remove.
16248 (gimple_set_loaded_syms): Likewise.
16249 (gimple_call_copy_skip_args): Copy the virtual operands
16250 and mark the new statement modified.
16251 * tree-ssa-structalias.c (may_alias_p): Remove.
16252 (set_uids_in_ptset): Take the alias set to prune with as
16253 parameter. Fold in the alias test of may_alias_p.
16254 (compute_points_to_sets): Compute whether a ptr is dereferenced
16255 in a local sbitmap.
16256 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16257 other ADDRESSOF constraints on the lhs.
16258 (get_constraint_for_component_ref): Assert that we don't get
16259 ADDRESSOF constraints from the base of the reference.
16260 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16261 (struct variable_info): Remove collapsed_to member.
16262 (get_varinfo_fc): Remove.
16263 (new_var_info): Do not set collapsed_to.
16264 (dump_constraint): Do not follow cycles.
16265 (dump_constraint_graph): Likewise.
16266 (build_pred_graph): Likewise.
16267 (build_succ_graph): Likewise.
16268 (rewrite_constraints): Likewise.
16269 (do_simple_structure_copy): Remove.
16270 (do_rhs_deref_structure_copy): Remove.
16271 (do_lhs_deref_structure_copy): Remove.
16272 (collapse_rest_of_var): Remove.
16273 (do_structure_copy): Re-implement.
16274 (pta_stats): New global variable.
16275 (dump_pta_stats): New function.
16276 (struct constraint_expr): Make offset signed.
16277 (UNKNOWN_OFFSET): Define special value.
16278 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16279 (solution_set_expand): New helper function split out from ...
16280 (do_sd_constraint): ... here.
16281 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16282 (do_ds_constraint): Likewise.
16283 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16284 and CALLUSED = *CALLUSED.
16285 (set_union_with_increment): Make inc argument signed.
16286 (type_safe): Remove.
16287 (get_constraint_for_ptr_offset): Handle unknown and negative
16289 (first_vi_for_offset): Handle offsets before start. Bail
16290 out early for offsets beyond the variable extent.
16291 (first_or_preceding_vi_for_offset): New function.
16292 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16293 Together with ESCAPED = *ESCAPED this properly computes reachability.
16294 (find_what_var_points_to): New function.
16295 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16296 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16297 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16298 pt_solutions_intersect): New functions.
16299 (compute_call_used_vars): Remove.
16300 (compute_may_aliases): New main entry into PTA computation.
16301 * gimple.h (gimple_p): New typedef.
16302 (struct gimple_statement_base): Remove references_memory_p.
16303 (struct gimple_statement_with_memory_ops_base): Remove
16304 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16306 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16307 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16308 gimple_set_references_memory): Remove.
16309 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16310 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16312 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16313 (verify_expr): Allow RESULT_DECL.
16314 (gimple_duplicate_bb): Do not copy virtual operands.
16315 (gimple_duplicate_sese_region): Adjust.
16316 (gimple_duplicate_sese_tail): Likewise.
16317 (mark_virtual_ops_in_region): Remove.
16318 (move_sese_region_to_fn): Do not call it.
16319 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16320 and pass_simple_dse.
16321 (execute_function_todo): Handle TODO_update_address_taken,
16322 call execute_update_addresses_taken for TODO_rebuild_alias.
16323 (execute_todo): Adjust.
16324 (execute_one_pass): Init dump files early.
16325 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16327 (create_general_new_stmt): Clear vops.
16328 * tree-ssa-reassoc.c (get_rank): Adjust.
16329 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16330 symbols for renaming.
16331 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16332 (PARAM_AVG_ALIASED_VOPS): Likewise.
16333 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16334 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16335 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16336 (operand_build_cmp, copy_virtual_operands,
16337 create_ssa_artificial_load_stmt, add_to_addressable_set,
16338 gimple_add_to_addresses_taken): Remove public functions.
16339 (unlink_stmt_vdef): New function.
16341 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16343 * config.gcc (powerpc-*-linux*): Merge variants.
16345 2009-04-02 Chao-ying Fu <fu@mips.com>
16346 James Grosbach <james.grosbach@microchip.com>
16348 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16349 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16351 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16352 keep_interrupts_masked_p, use_debug_exception_return_p.
16353 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16354 keep_interrupts_masked, use_debug_exception_return.
16355 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16356 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16358 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16359 (mips_print_operand): Process COP0 registers to print $0 .. $31
16360 correctly for GAS to process.
16361 (mips_interrupt_extra_call_saved_reg_p): New function.
16362 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16364 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16365 (mips_compute_frame_info): Add supports for interrupt context that
16366 includes doubleword accumulators and COP0 registers.
16367 (mips_for_each_saved_acc): New function.
16368 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16369 mips_for_each_saved_reg.
16370 (mips_save_reg): Save accumulators.
16371 (mips_kernel_reg_p): A new for_each_rtx callback.
16372 (mips_expand_prologue): Support interrupt handlers.
16373 (mips_restore_reg): Restore accumulators.
16374 (mips_expand_epilogue): Support interrupt handlers.
16375 (mips_can_use_return_insn): Return false for interrupt handlers.
16376 (mips_epilogue_uses): New function.
16377 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16378 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16379 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16380 cop0_move): New instructions.
16381 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16382 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16384 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16386 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16387 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16388 interrupt handlers, we use K0 as the temporary register.
16389 (EPILOGUE_USES): Change to a function call.
16390 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16391 handlers, we use K0 as the temporary register.
16393 * doc/extend.texi (Function Attributes): Document interrupt,
16394 use_shadow_register_set, keep_interrupts_masked,
16395 use_debug_exception_return for MIPS attributes.
16397 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16399 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16400 Remove a number of t-files from tmake_file.
16401 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16402 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16403 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16404 target_prototype, not TARGET_PROTOTYPE.
16405 (LINK_OS_GNU_SPEC): Define.
16406 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16407 and darwin-ldoubdle.c.
16409 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16412 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16413 (cpp_options): Ditto.
16414 (default_compilers): Ditto.
16415 (display_help): Ditto.
16416 (process_command): Ditto.
16417 (do_spec_1): Ditto.
16418 (set_input): Use lbasename instead of duplicate code.
16419 (save_temps_prefix): New static for -save-temps=obj.
16420 (save_temps_length): Ditto.
16422 * doc/invoke.texi (-save-temps=obj): Document new variant to
16423 -save-temps switch.
16425 2009-04-02 Jeff Law <law@redhat.com>
16427 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16430 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16432 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16433 * configure: Regenerated.
16435 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16437 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16438 share the argument list.
16440 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16444 2009-02-12 Diego Novillo <dnovillo@google.com>
16446 * varpool.c (debug_varpool): New.
16447 * cgraph.h (debug_varpool): Declare.
16449 2009-04-02 Jan Hubicka <jh@suse.cz>
16451 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16454 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16456 * config/i386/i386.c (ix86_abi): Move initialization to ...
16457 (override_options): Here.
16459 2009-04-02 Christian Bruel <christian.bruel@st.com>
16461 * config/sh/sh.c (sh_dwarf_register_span): New function.
16462 (TARGET_DWARF_REGISTER_SPAN): Define.
16463 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16465 2009-04-02 Ira Rosen <irar@il.ibm.com>
16467 PR tree-optimization/39595
16468 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16469 interleaved loads group is not greater than the SLP group size.
16471 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16473 * builtins.c (is_builtin_name): New.
16474 (called_as_built_in): Use is_builtin_name.
16475 * tree.h (is_builtin_name): New.
16476 * varasm.c (incorporeal_function_p): Use is_builtin_name
16478 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16480 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16482 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16485 * c-decl.c (clone_underlying_type): Move this ...
16486 * c-common.c (set_underlying_type): ... here.
16487 Also, make sure the function properly sets TYPE_STUB_DECL() on
16488 the newly created typedef variant type.
16489 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16490 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16493 2009-04-02 Richard Guenther <rguenther@suse.de>
16495 PR tree-optimization/37221
16496 * tree-flow.h (degenerate_phi_result): Declare.
16497 * tree-ssa-dom.c (degenerate_phi_result): Export.
16498 * tree-scalar-evolution.c (analyze_initial_condition): If
16499 the initial condition is defined by a degenerate PHI node
16500 use the degenerate value.
16502 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16504 PR rtl-optimization/39588
16505 * combine.c (merge_outer_ops): Do not set the constant when this
16507 (simplify_shift_const_1): Do not modify it either in this case.
16509 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16511 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16512 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16514 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16517 * c-lex.c (interpret_float): Default (no suffix) is double.
16519 2009-04-1 Xinliang David Li <davidxl@google.com>
16521 * config/i386/i386.c (legitimate_constant_p): Recognize
16522 all one vector constant.
16524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16526 * config/vax/vax.c: Add #includes to silence warnings.
16527 Change #include order to silence two warnings.
16529 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16531 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16532 (ASM_SPEC): Pass -k to the assembler for PIC code.
16534 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16536 * config.gcc: Add vax-*-linux* to the switch.
16537 * config/vax/linux.h: New file. (TARGET_VERSION,
16538 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16542 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16543 Use predicate macros instead of GET_CODE() == foo.
16544 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16545 ashlsi3, rotrsi3, <unnamed>): Likewise.
16547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16549 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16550 jbbccihi, jbbccisi): Remova trailing whitespace.
16551 * config/vax/constraints.md: Likewise.
16552 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16553 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16554 * config/vax/predicates.md: Likewise.
16555 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16556 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16557 * config/vax/vax.h: Likewise.
16558 * config/vax/vax.md (nonlocal_goto): Likewise.
16560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16562 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16563 (indirectable_address_p, adjacent_operands_p): Add spaces around
16565 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16569 * config/vax/vax.c (legitimate_constant_address_p,
16570 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16571 index_term_p, reg_plus_index_p, legitimate_address_p,
16572 vax_mode_dependent_address_p): Update comments to match functions
16573 modified by the recent int->bool conversion.
16575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16577 * config/vax/builtins.md: Update copyright message.
16578 * config/vax/constraints.md: Likewise.
16579 * config/vax/netbsd-elf.h: Likewise.
16580 * config/vax/predicates.md: Likewise.
16581 * config/vax/vax-protos.h: Likewise.
16582 * config/vax/vax.c: Likewise.
16583 * config/vax/vax.h: Likewise.
16584 * config/vax/vax.md: Likewise.
16585 * config/vax/vax.opt: Likewise.
16587 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16589 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16590 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16591 * config/vax/constraints.md (B, R): Likewise.
16592 * config/vax/predicates.md (external_memory_operand,
16593 nonimmediate_addsub_di_operand): Likewise.
16594 * config/vax/vax.c (vax_output_int_add): Likewise.
16595 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16596 untyped_call): Likewise.
16598 2009-04-01 Matt Thomas <matt@3am-software.com>
16600 * config/vax/predicates.md: New file.
16601 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16602 external_const_operand, nonsymbolic_operand, external_memory_operand,
16603 indirect_memory_operand, indexed_memory_operand,
16604 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16605 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16607 * config/vax/constraints.md: New file.
16608 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16610 * config/vax/builtins.md: New file.
16611 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16612 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16614 * config/vax/vax.opt (mqmath): Add option.
16615 * config/vax/vax.md (isfx): Extend with DI.
16616 (VAXintQH, VAXintQHSD): Define.
16617 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16618 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16619 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16620 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16621 (movdi): Update constraints and use vax_output_int_move().
16622 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16623 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16624 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16625 nonlocal_goto): New.
16626 (mov<mode>): Extend accepted operand types.
16627 (subdi3_old): Rename from subdi3, change update constraints and use
16628 a new implementation.
16629 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16630 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16631 MOVE_RATIO, CLEAR_RATIO): Define.
16632 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16633 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16634 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16635 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16636 (split_quadword_operands): Make static and really allow variable
16638 (print_operand_address): Update for PIC generation.
16639 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16640 indexable_address_p, fixup_mathdi_operand,
16641 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16642 (vax_float_literal, legitimate_constant_p,
16643 indirectable_constant_address_p, index_term_p,
16644 reg_plus_index_p): Return bool instead of int.
16645 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16647 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16649 (vax_output_conditional_branch): Indent.
16650 (legitimate_constant_address_p, indirectable_constant_address_p,
16651 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16652 vax_mode_dependent_address_p): Return bool instead of int, update for
16654 * config/vax/vax-protos.h (legitimate_constant_address_p,
16655 legitimate_constant_p, legitimate_address_p,
16656 vax_mode_dependent_address_p): Change declaration to bool.
16657 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16658 vax_expand_addsub_di_operands, vax_output_int_subtract,
16659 vax_output_movmemsi): Declare.
16660 (split_quadword_operands, vax_float_literal): Delete declaration.
16661 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16662 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16663 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16664 ASM_OUTPUT_DWARF_PCREL): Define.
16665 (ASM_SPEC): Change definition to allow PIC generation.
16667 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16669 * doc/sourcebuild.texi: Update front-end requirements.
16671 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16674 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16675 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16676 (booldi3_internal3): Use boolean_or_operator instead of
16679 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16682 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16683 declarator whose size is not an integer constant expression but
16684 folds to an integer constant, then treat it as a constant
16687 2009-04-01 Richard Guenther <rguenther@suse.de>
16689 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16690 i * 4 + 2 to (i * 2 + 1) * 2.
16692 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16695 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16696 return if c_parser_asm_string_literal returned NULL.
16698 2009-04-01 Nick Clifton <nickc@redhat.com>
16700 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16702 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16703 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16704 other typedefs to avoid conflicts with libgcc2.c. Define labels
16705 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16707 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16708 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16711 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16713 * varasm.c (default_function_rodata_section): Declare DOT as
16716 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16717 Andrey Galkin <agalkin@hypercom.com>
16720 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16721 Make object_name unique for each process.
16723 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16726 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16727 addressable variables in the parallel that could go out of scope while
16728 running queued tasks.
16730 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16732 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16733 (CASE_VALUES_THRESHOLD): Redefine.
16734 * config/avr/avr.c (avr_override_options): Remove initialization of
16735 avr_case_values_threshold variable.
16736 (avr_case_values_threshold): Remove variable. Add new function.
16737 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16738 * config/avr/avr.opt (mno-tablejump): Remove option.
16739 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16741 2009-04-01 DJ Delorie <dj@redhat.com>
16743 * varasm.c (default_function_rodata_section): Don't assume
16744 anything about where the first '.' in the section name is.
16746 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16748 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16749 rs6000_emit_stack_tie.
16751 2009-03-31 Ian Lance Taylor <iant@google.com>
16753 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16754 gimple_code with GIMPLE_RESX, not RESX.
16756 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16758 * c-common.c (c_get_ident): New.
16759 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16761 2009-04-01 Ben Elliston <bje@au.ibm.com>
16763 * config/rs6000/sysv4.opt (msdata): Improve option description.
16765 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16767 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16768 (divdf3_internal_lat): Remove.
16769 (divxf3_internal_lat): Remove.
16770 (divxf3_internal_thr): Remove.
16771 (divxf): Use divxf3_internal.
16772 * config/ia64/div.md (divsf3_internal_lat): New.
16773 (divdf3_internal_lat): New.
16774 (divxf3_internal): New.
16776 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16779 * Makefile.in (USE_GCC_STDINT): Define.
16780 (stmp-int-hdrs): Install stdint.h if applicable.
16781 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16783 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16784 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16785 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16786 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16787 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16788 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16789 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16790 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16791 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16792 (c_common_nodes_and_builtins): Initialize
16793 underlying_wchar_type_node. Do not initialize
16794 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16795 nodes for new types.
16796 (c_stddef_cpp_builtins): Define macros for new types.
16797 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16799 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16800 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16801 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16802 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16803 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16804 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16805 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16806 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16807 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16808 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16809 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16810 int16_type_node, int32_type_node, int64_type_node,
16811 uint8_type_node, uint16_type_node, c_uint32_type_node,
16812 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16813 int_least32_type_node, int_least64_type_node,
16814 uint_least8_type_node, uint_least16_type_node,
16815 uint_least32_type_node, uint_least64_type_node,
16816 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16817 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16818 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16819 uintptr_type_node): Define.
16820 * c-cppbuiltin.c (builtin_define_constants,
16821 builtin_define_type_minmax): New.
16822 (builtin_define_stdint_macros): Define more macros.
16823 (c_cpp_builtins): Define more limit macros.
16824 (type_suffix): New.
16825 (builtin_define_type_max): Define in terms of
16826 builtin_define_type_minmax. Remove is_long parameter. All
16828 * config.gcc (use_gcc_stdint): Define.
16829 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16830 Add newlib-stdint.h for generic targets.
16831 * config/glibc-stdint.h, config/newlib-stdint.h,
16832 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16833 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16834 * config/score/score.h (UINTPTR_TYPE): Define.
16835 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16836 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16837 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16838 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16839 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16840 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16841 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16842 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16843 * config/spu/spu.h (STDINT_LONG32): Define.
16844 * configure.ac (use_gcc_stdint): Substitute.
16845 * configure: Regenerate.
16846 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16847 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16848 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16849 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16850 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16851 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16852 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16853 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16854 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16855 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16856 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16857 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16858 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16859 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16860 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16861 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16862 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16863 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16864 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16865 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16866 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16867 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16868 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16869 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16870 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16871 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16872 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16873 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16874 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16876 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16878 * loop-iv.c (suitable_set_for_replacement): Renamed from
16879 simplify_using_assignment; changed to return bool and to accept new
16880 args DEST and SRC. Return true iff we find a source/destination pair
16881 that can be used to make a replacement, and fill SRC and DEST if so.
16882 Remove arg ALTERED. Don't deal with altered regs here. All callers
16884 (simplify_using_initial_values): Deal with altered regs here and track
16885 more precisely the effect they have on the validity of our expression.
16887 * loop-iv.c (simplify_using_condition): A condition of the form
16888 (EQ REG CONST) can be used to simply make a substitution.
16889 (simplify_using_initial_values): Keep track of conditions we have seen
16890 and keep using them to simplify new expressions, while applying the
16891 same substitutions to them as to the expression.
16893 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16894 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16897 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16898 changed. Use this when trying to improve the upper bound.
16899 Generate the comparison by using simplify_gen_relational.
16901 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16903 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16905 (simplify_using_assignment, simplify_using_initial_values): Call
16906 replace_in_expr to make replacements. Call replace_single_def_regs
16907 once on the initial version of the expression.
16909 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16912 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16914 2009-03-31 Richard Guenther <rguenther@suse.de>
16916 PR middle-end/31029
16917 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16918 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16920 2009-03-31 Richard Guenther <rguenther@suse.de>
16922 * tree.h (div_if_zero_remainder): Declare.
16923 * fold-const.c (div_if_zero_remainder): Export.
16924 * tree-ssa-forwprop.c
16925 (forward_propagate_addr_into_variable_array_index): Handle
16926 constant array index addition outside of the variable index.
16928 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16931 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16932 define_splits, floatunssi<mode>2): Require x87 conversions from
16933 DImode to be permitted.
16935 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16937 PR preprocessor/15638
16938 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16940 2009-03-31 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/23401
16943 PR middle-end/27810
16944 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16945 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16946 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16947 a separate statement.
16948 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16949 (lookup_tmp_var): Likewise.
16950 (is_gimple_formal_tmp_or_call_rhs): Remove.
16951 (is_gimple_reg_or_call_rhs): Rename to ...
16952 (is_gimple_reg_rhs_or_call): ... this.
16953 (is_gimple_mem_or_call_rhs): Rename to ...
16954 (is_gimple_mem_rhs_or_call): ... this.
16955 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16956 DECL_GIMPLE_REG_P only if is_formal is true.
16957 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16958 for non-proper post-modify expression gimplification.
16959 (gimplify_self_mod_expr): For post-modify expressions gimplify
16960 the lvalue to a minimal lvalue.
16961 (rhs_predicate_for): Remove formal temp case.
16962 (gimplify_modify_expr_rhs): Likewise.
16963 (gimplify_addr_expr): Use is_gimple_reg.
16964 (gimplify_expr): Remove formal temp cases.
16965 (gimple_regimplify_operands): Likewise.
16966 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16967 and FILTER_EXPR like constants.
16968 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16970 (is_gimple_formal_tmp_rhs): Remove.
16971 (is_gimple_reg_rhs): Remove special casing.
16972 (is_gimple_mem_rhs): Fix.
16973 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16974 (is_gimple_formal_tmp_var): Remove.
16975 (is_gimple_formal_tmp_reg): Likewise.
16976 (is_gimple_min_lval): Allow invariant component ref parts.
16977 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16978 is_gimple_formal_tmp_reg): Remove declarations.
16979 * tree-cfg.c (verify_expr): Verify that variables with address
16980 taken do not have DECL_GIMPLE_REG_P set.
16981 * tree-mudflap.c (mf_build_check_statement_for): Use
16982 force_gimple_operand instead of gimplify_expr.
16984 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16986 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16987 schedulable rows to compute_split_row.
16989 2009-03-31 Ben Elliston <bje@au.ibm.com>
16992 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16995 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16997 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16998 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16999 * configure: Regenerate.
17000 * config.in: Regenerate.
17001 * config/rs6000/rs6000.opt (mtls-markers): Add.
17002 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17003 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17004 (tls_ld_aix, tls_ld_sysv): Likewise.
17005 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17006 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17008 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17010 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17012 2009-03-30 Jan Hubicka <jh@suse.cz>
17014 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17016 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17017 detection and label handling.
17019 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17021 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17022 left_conflicts_size.
17023 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17024 ALLOCNO_LEFT_CONFLICTS_SIZE.
17026 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17027 remove_allocno_from_bucket_and_push,
17028 allocno_spill_priority_compare, push_allocnos_to_stack,
17029 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17030 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17031 (setup_allocno_left_conflicts_num): Ditto. Rename to
17032 setup_allocno_left_conflicts_size.
17033 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17034 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17035 setup_allocno_left_conflicts_size instead of
17036 setup_allocno_left_conflicts_num.
17038 * ira-build.c (ira_create_allocno): Use
17039 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17040 ALLOCNO_LEFT_CONFLICTS_NUM.
17042 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17044 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17045 instead of DF_LR_OUT.
17047 * ira-lives.c (process_bb_node_lives): Ditto.
17049 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17050 instead of DF_LR_{OUT,IN}.
17052 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17054 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17056 2009-03-30 Jan Hubicka <jh@suse.cz>
17058 * except.c (label_to_region_map): Fix thinko.
17060 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17062 PR middle-end/38237
17063 * tree.h (tree_find_value): New declaration.
17064 * tree.c (tree_find_value): New function.
17065 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17067 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17070 * c-decl.c (struct c_binding): Add locus field.
17071 (bind): Add locus argument, set locus field from it.
17072 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17073 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17074 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17075 implicitly_declare, undeclared_variable, lookup_label,
17076 declare_label, c_make_fname_decl, c_builtin_function,
17077 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17080 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17083 * config/i386/i386.c (classify_argument): Check total size of
17086 2009-03-30 Martin Jambor <mjambor@suse.cz>
17088 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17089 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17090 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17093 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17094 seen_variable_array_ref while also traversing a union.
17096 * tree-inline.c (optimize_inline_calls): Do not call
17097 cgraph_node_remove_callees.
17098 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17099 (pass_remove_cgraph_callee_edges): New variable.
17100 * passes.c (init_optimization_passes): Add
17101 pass_remove_cgraph_callee_edges after early inlining and before all
17102 late intraprocedural passes.
17104 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17108 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17109 Fix typos in names.
17111 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17113 * combine.c (simplify_comparison): Use have_insn_for.
17114 * dojump.c (do_jump): Likewise.
17116 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17118 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17119 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17120 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17121 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17122 instead of sparc_compare_emitted.
17123 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17124 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17125 instead of sparc_compare_emitted.
17127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17129 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17130 enter/exit cfglayout mode.
17131 (pass_partition_block): Require it.
17132 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17133 (combine_instructions): Track basic blocks instead of labels.
17134 (update_cfg_for_uncondjump): New.
17135 (try_combine): Use it. Update jumps after rescanning.
17136 (pass_combine): Require PROP_cfglayout.
17137 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17141 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17142 Provide/destroy PROP_cfglayout respectively.
17143 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17144 * tree-pass.h (PROP_cfglayout): New.
17146 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17148 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17149 fold_convert_const_fixed_from_fixed,
17150 fold_convert_const_fixed_from_int,
17151 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17152 set TREE_CONSTANT_OVERFLOW.
17153 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17154 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17156 2009-03-30 Ira Rosen <irar@il.ibm.com>
17158 * tree-vect-loop-manip.c: New file.
17159 * tree-vectorizer.c: Update documentation and included files.
17160 (vect_loop_location): Make extern.
17161 (rename_use_op): Move to tree-vect-loop-manip.c
17162 (rename_variables_in_bb, rename_variables_in_loop,
17163 slpeel_update_phis_for_duplicate_loop,
17164 slpeel_update_phi_nodes_for_guard1,
17165 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17166 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17167 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17168 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17169 find_loop_location): Likewise.
17170 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17171 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17172 get_vectype_for_scalar_type, vect_is_simple_use,
17173 supportable_widening_operation, supportable_narrowing_operation):
17175 (bb_in_loop_p): Move to tree-vect-loop.c.
17176 (new_loop_vec_info, destroy_loop_vec_info,
17177 reduction_code_for_scalar_code, report_vect_op,
17178 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17179 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17180 (vect_supportable_dr_alignment): Likewise.
17181 * tree-vectorizer.h (tree-data-ref.h): Include.
17182 (vect_loop_location): Declare.
17183 Reorganize function declarations according to the new file structure.
17184 * tree-vect-loop.c: New file.
17185 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17186 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17187 * tree-vect-data-refs.c: New file.
17188 * tree-vect-patterns.c (timevar.h): Don't include.
17189 * tree-vect-stmts.c: New file.
17190 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17191 tree-vect-slp.c, tree-vect-loop.c.
17192 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17193 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17194 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17195 (tree-vect-analyze.o): Remove.
17196 (tree-vect-transform.o): Likewise.
17197 (tree-vect-data-refs.o): Add rule.
17198 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17199 tree-vect-slp.o): Likewise.
17200 (tree-vect-patterns.o): Remove redundant dependencies.
17201 (tree-vectorizer.o): Likewise.
17202 * tree-vect-slp.c: New file.
17204 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17206 * optc-gen.awk: Warn if an option flag has multiple different
17209 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17211 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17212 -floop-block): Document dependences on PPL, CLooG and Graphite.
17214 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17216 PR rtl-optimization/323
17217 * c-common.c (c_fully_fold, convert_and_check,
17218 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17219 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17220 * c-common.def (EXCESS_PRECISION_EXPR): New.
17221 * c-cppbuiltin.c (builtin_define_float_constants): Define
17222 constants with enough digits for long double.
17223 * c-lex.c (interpret_float): Interpret constant with excess
17224 precision where appropriate.
17225 * c-opts.c (c_common_post_options): Set
17226 flag_excess_precision_cmdline. Give an error for
17227 -fexcess-precision=standard for C++ for processors where the
17228 option is significant.
17229 * c-parser.c (c_parser_conditional_expression): Handle excess
17230 precision in condition.
17231 * c-typeck.c (convert_arguments): Handle arguments with excess
17233 (build_unary_op): Move excess precision outside operation.
17234 (build_conditional_expr): Likewise.
17235 (build_compound_expr): Likewise.
17236 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17237 (build_modify_expr): Handle excess precision in RHS.
17238 (convert_for_assignment): Handle excess precision in converted
17240 (digest_init, output_init_element, process_init_element): Handle
17241 excess precision in initializer.
17242 (c_finish_return): Handle excess precision in return value.
17243 (build_binary_op): Handle excess precision in operands and add
17244 excess precision as needed for operation.
17245 * common.opt (-fexcess-precision=): New option.
17246 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17247 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17248 For standard excess precision, output explicit conversion to and
17249 truncation from XFmode.
17250 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17251 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17252 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17253 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17254 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17255 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17256 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17257 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17258 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17259 define_splits, sqrt<mode>2): Disable where appropriate for
17260 standard excess precision.
17261 * convert.c (convert_to_real): Do not shorten arithmetic to type
17262 for which excess precision would be used.
17263 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17264 * doc/invoke.texi (-fexcess-precision=): Document option.
17265 (-mfpmath=): Correct index entry.
17266 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17267 flag_excess_precision): New.
17268 * langhooks.c (lhd_post_options): Set
17269 flag_excess_precision_cmdline.
17270 * opts.c (common_handle_option): Handle -fexcess-precision=.
17271 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17272 init_excess_precision): New.
17273 (lang_dependent_init_target): Call init_excess_precision.
17274 * tree.c (excess_precision_type): New.
17275 * tree.h (excess_precision_type): Declare.
17277 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17280 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17281 non-lvalue to component.
17283 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17285 PR preprocessor/34695
17286 * Makefile.in (c-opts.o): Depend on c-tree.h.
17287 * c-common.c: Move down include of diagnostic.h.
17288 (done_lexing, c_cpp_error): New.
17289 * c-common.h (done_lexing): Declare.
17290 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17292 * c-opts.c: Include c-tree.h.
17293 (c_common_init_options): Set preprocessor error callback.
17294 (c_common_handle_option): Do not set preprocessor
17295 inhibit_warnings, warnings_are_errors, warn_system_headers,
17296 pedantic_errors or inhibit_warnings flags.
17297 (c_common_post_options): Do not check cpp_errors (parse_in).
17298 (c_common_finish): Do not output dependencies if there were
17299 errors. Do not check return value of cpp_finish.
17300 * c-ppoutput.c (pp_file_change): Set input_location.
17301 * c-tree.h (c_cpp_error): Declare.
17302 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17304 (diagnostic_build_prefix): Check override_column.
17305 * diagnostic.h (diagnostic_info): Add override_column field.
17306 (diagnostic_override_column): Define.
17308 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17310 * c-common.c (c_expand_expr, c_staticp): Remove.
17311 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17312 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17313 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17314 * c-gimplify.c (gimplify_compound_literal_expr,
17315 optimize_compound_literals_in_ctor): Remove.
17316 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17317 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17318 * c-semantics.c (emit_local_var): Remove.
17320 * langhooks-def.h (lhd_expand_expr): Remove.
17321 * langhooks.c (lhd_expand_expr): Remove.
17322 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17324 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17325 handling from c-semantics.c; don't call into langhook.
17326 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17327 * gimplify.c (gimplify_compound_literal_expr,
17328 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17329 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17330 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17331 as was done in c-gimplify.c.
17332 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17333 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17334 Move from c-common.h.
17335 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17337 * tree.c (staticp): Do not call langhook.
17338 * langhooks.c (lhd_staticp): Delete.
17339 * langhooks-def.h (lhd_staticp): Delete prototype.
17340 (LANG_HOOKS_STATICP): Delete.
17341 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17343 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17344 instead of DECL_STMTs.
17346 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17354 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17356 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17357 contained expression.
17358 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17359 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17360 conditional expressions for C.
17361 (decl_constant_value_for_optimization): Move from
17362 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17363 whether optimizing and that the expression is a VAR_DECL not of
17364 array type instead of doing such checks in the caller. Do not
17365 check pedantic. Call gcc_unreachable for C++.
17366 * c-common.def (C_MAYBE_CONST_EXPR): New.
17367 * c-common.h (c_fully_fold, c_save_expr,
17368 decl_constant_value_for_optimization): New prototypes.
17369 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17370 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17371 EXPR_INT_CONST_OPERANDS): Define.
17372 * c-convert.c (convert): Strip nops from expression.
17373 * c-decl.c (groktypename): Take extra parameters expr and
17374 expr_const_operands. Update call to grokdeclarator.
17375 (start_decl): Update call to grokdeclarator. Add statement for
17376 expressions used in type of decl.
17377 (grokparm): Update call to grokdeclarator.
17378 (push_parm_decl): Update call to grokdeclarator.
17379 (build_compound_literal): Add parameter non_const and build a
17380 C_MAYBE_COSNT_EXPR if applicable.
17381 (grokdeclarator): Take extra parameters expr and
17382 expr_const_operands. Track expressions used in declaration
17383 specifiers and declarators. Fold array sizes and track whether
17384 they are constant expressions and whether they are integer
17385 constant expressions.
17386 (parser_xref_tag): Set expr and expr_const_operands fields in
17388 (grokfield): Update call to grokdeclarator.
17389 (start_function): Update call to grokdeclarator.
17390 (build_null_declspecs): Set expr and expr_const_operands fields in
17392 (declspecs_add_type): Handle expressions in typeof specifiers.
17393 * c-parser.c (c_parser_declspecs): Set expr and
17394 expr_const_operands fields for declaration specifiers.
17395 (c_parser_enum_specifier): Likewise.
17396 (c_parser_struct_or_union_specifier): Likewise.
17397 (c_parser_typeof_specifier): Likewise. Update call to
17398 groktypename. Fold expression as needed. Return expressions with
17399 type instead of adding statements.
17400 (c_parser_attributes): Update calls to c_parser_expr_list.
17401 (c_parser_statement_after_labels): Fold expression before passing
17402 to objc_build_throw_stmt.
17403 (c_parser_condition): Fold expression.
17404 (c_parser_asm_operands): Fold expression.
17405 (c_parser_conditional_expression): Use c_save_expr. Update call
17406 to build_conditional_expr.
17407 (c_parser_alignof_expression): Update call to groktypename.
17408 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17409 original_code. Fold expression argument of va_arg. Create
17410 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17411 argument to va_arg. Update calls to groktypename. Fold array
17412 index for offsetof. Verify that first argument to
17413 __builtin_choose_expr has integer type.
17414 (c_parser_postfix_expression_after_paren_type): Update calls to
17415 groktypename and build_compound_literal. Handle expressions with
17416 side effects in type name.
17417 (c_parser_postfix_expression_after_primary): Update call to
17418 c_parser_expr_list. Set original_code for calls to
17419 __builtin_constant_p.
17420 (c_parser_expr_list): Take extra parameter fold_p. Fold
17421 expressions if requested.
17422 (c_parser_objc_type_name): Update call to groktypename.
17423 (c_parser_objc_synchronized_statement): Fold expression.
17424 (c_parser_objc_receiver): Fold expression.
17425 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17426 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17427 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17428 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17429 (struct c_typespec): Add elements expr and expr_const_operands.
17430 (struct c_declspecs): Add elements expr and expr_const_operands.
17431 (groktypename, build_conditional_expr, build_compound_literal):
17433 (in_late_binary_op): Declare.
17434 * c-typeck.c (note_integer_operands): New function.
17435 (in_late_binary_op): New variable.
17436 (decl_constant_value_for_broken_optimization): Move to c-common.c
17437 and rename to decl_constant_value_for_optimization.
17438 (default_function_array_conversion): Do not strip nops.
17439 (default_conversion): Do not call
17440 decl_constant_value_for_broken_optimization.
17441 (build_array_ref): Do not fold result.
17442 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17443 result when operand is a VLA.
17444 (c_expr_sizeof_type): Update call to groktypename. Handle
17445 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17446 result when operand names a VLA type.
17447 (build_function_call): Update call to build_compound_literal.
17448 Only fold result for calls to __builtin_* functions. Strip
17449 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17450 the function designator.
17451 (convert_arguments): Fold arguments. Update call to
17452 convert_for_assignment.
17453 (build_unary_op): Handle increment and decrement of
17454 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17455 decrement earlier. Fold operand of increment and decrement.
17456 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17457 built for integer operand. Wrap returns that are INTEGER_CSTs
17458 without being integer constant expressions or that have integer
17459 constant operands without being INTEGER_CSTs.
17460 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17461 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17462 result is an integer constant expression or can be used in
17463 unevaluated parts of one and avoid folding and wrap as
17464 appropriate. Fold operands before possibly doing -Wsign-compare
17466 (build_compound_expr): Wrap result for C99 if operands can be used
17467 in integer constant expressions.
17468 (build_c_cast): Update call to digest_init. Do not ignore
17469 overflow from casting floating-point constants to integers. Wrap
17470 results that could be confused with integer constant expressions,
17471 null pointer constants or floating-point constants.
17472 (c_cast_expr): Update call to groktypename. Handle expressions
17473 included in type name.
17474 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17475 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17476 Update calls to convert_for_assignment.
17477 (convert_for_assignment): Take new parameter
17478 null_pointer_constant. Do not strip nops or call
17479 decl_constant_value_for_broken_optimization. Set
17480 in_late_binary_op for conversions to boolean.
17481 (store_init_value): Update call to digest_init.
17482 (digest_init): Take new parameter null_pointer_constant. Do not
17483 call decl_constant_value_for_broken_optimization. pedwarn for
17484 initializers not constant expressions. Update calls to
17485 convert_for_assignment.
17486 (constructor_nonconst): New.
17487 (struct constructor_stack): Add nonconst element.
17488 (really_start_incremental_init, push_init_level, pop_init_level):
17489 Handle constructor_nonconst and nonconst element.
17490 (set_init_index): Call constant_expression_warning for array
17492 (output_init_element): Fold value. Set constructor_nonconst as
17493 applicable. pedwarn for initializers not constant expressions.
17494 Update call to digest_init. Call constant_expression_warning
17495 where constant initializers are required.
17496 (process_init_element): Use c_save_expr.
17497 (c_finish_goto_ptr): Fold expression.
17498 (c_finish_return): Fold return value. Update call to
17499 convert_for_assignment.
17500 (c_start_case): Fold switch expression.
17501 (c_process_expr_stmt): Fold expression.
17502 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17503 ensure statement expression is not evaluated in constant expression.
17504 (build_binary_op): Track whether results are integer constant
17505 expressions or may occur in such, disable folding and wrap results
17506 as applicable. Fold operands for -Wsign-compare warnings unless
17508 (c_objc_common_truthvalue_conversion): Handle results folded to
17509 integer constants that are not integer constant expressions.
17510 * doc/extend.texi: Document when typeof operands are evaluated,
17511 that condition of __builtin_choose_expr is an integer constant
17512 expression, and more about use of __builtin_constant_p in
17515 2009-03-29 Richard Guenther <rguenther@suse.de>
17517 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17518 propagate addresses of array references.
17520 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17522 * regmove.c (perhaps_ends_bb_p): Remove.
17523 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17524 from INSN and check that the main loop stays within that basic block.
17525 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17526 (regmove_forward_pass): Split out from regmove_optimize. Use
17527 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17528 (regmove_backward_pass): Split out from regmove_optimize. Use
17529 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17530 (regmove_optimize): Simplify.
17532 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17535 * config/i386/i386.c (classify_argument): Ignore flexible array
17536 member in struct and warn ABI change.
17538 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17540 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17542 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17543 (ix86_adjust_cost): Updated.
17545 2009-03-29 Jan Hubicka <jh@suse.cz>
17547 PR middle-end/28850
17548 * tree-pass.h (pass_cleanup_eh): New function.
17549 (remove_unreachable_regions): Break code handling RTL
17550 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17551 that can not be reached by runtime.
17552 (can_be_reached_by_runtime): New function.
17553 (label_to_region_map): New function.
17554 (num_eh_regions): New function.
17555 (rtl_remove_unreachable_regions): New function.
17556 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17557 (remove_eh_region): New function.
17558 * except.h: Include sbitmap and vecprim.
17559 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17560 num_eh_regions): Declare.
17561 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17562 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17563 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17564 (tree_empty_eh_handler_p): New function.
17565 (cleanup_empty_eh): New function.
17566 (cleanup_eh): New function.
17567 (pass_cleanup_eh): New function.
17569 2009-03-29 Jan Hubicka <jh@suse.cz>
17571 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17572 for removed regions.
17574 2009-03-29 Jan Hubicka <jh@suse.cz>
17576 * except.c (dump_eh_tree): Dump all datastructures.
17578 2009-03-29 Jan Hubicka <jh@suse.cz>
17580 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17581 (duplicate_eh_regions_1): Likewise.
17582 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17583 vector; call EH verification.
17584 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17585 Be ready for region being removed.
17587 2009-03-29 Jan Hubicka <jh@suse.cz>
17589 * bitmap.c (bitmap_last_set_bit): New function.
17590 * bitmap.h (bitmap_last_set_bit): Declare.
17592 2009-03-29 David Ayers <ayers@fsfe.org>
17595 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17596 by calling objc_compare_types and surpress warnings about
17597 incompatible C pointers that are compatible ObjC pointers.
17599 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17601 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17602 call initialize_inline_failed.
17603 (initialize_inline_failed): Move it from here ...
17604 * cgraph.c (initialize_inline_failed): ... to here.
17605 (cgraph_create_edge): Call initialize_inline_failed rather than
17606 setting inline_failed directly.
17608 2009-03-29 Ben Elliston <bje@au.ibm.com>
17611 * sysv4.opt (msdata): Improve comment.
17612 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17613 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17615 2009-03-29 Ben Elliston <bje@au.ibm.com>
17618 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17619 load and store attributes.
17621 2009-03-29 Ben Elliston <bje@au.ibm.com>
17623 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17624 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17625 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17626 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17627 __builtin_infq and __builtin_huge_valq.
17629 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17631 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17633 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17634 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17636 2009-03-28 Xinliang David Li <davidxl@google.com>
17638 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17639 (do_dbg_cnt): New function.
17641 2009-03-28 Jan Hubicka <jh@suse.cz>
17643 Merge from pretty-ipa:
17645 2009-03-27 Jan Hubicka <jh@suse.cz>
17647 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17648 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17649 * passes.c (function_called_by_processed_nodes_p): New.
17650 * ipa-pure-const.c (check_call): Fix handling of operands.
17651 (analyze_function): Dump debug output for skipped bodies.
17652 (local_pure_const): Use function_called_by_processed_nodes_p.
17653 * dwarf2out.c (reference_to_unused): Use output.
17654 * passes.c (do_per_function_toporder): Likewise.
17656 2008-11-12 Jan Hubicka <jh@suse.cz>
17658 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17659 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17660 state_set_in_source enum
17661 (check_decl): Ignore memory tags; do not set fake looping flags;
17663 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17664 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17665 (check_call, analyze_function): Rewrite.
17667 (add_new_function): Update call of analyze_function.
17668 (generate_summary): Add call of analyze_function.
17669 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17670 (local_pure_const): New function.
17671 (pass_local_pure_const): New pass.
17672 * ipa-inline.c (inline_transform): Set after_inlining.
17673 * tree-eh.c (stmt_can_throw_external): New.
17674 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17675 work with aliasing built.
17676 * tree-flow.h (stmt_can_throw_external): New.
17677 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17678 and local pure/const pass in early and late optimization queue.
17680 2009-03-28 Martin Jambor <mjambor@suse.cz>
17682 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17684 (fold_binary): Allow function decl aligment consideration is the
17685 second argument is integer constant one.
17686 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17687 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17688 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17690 2009-03-28 Jan Hubicka <jh@suse.cz>
17692 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17693 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17694 * function.h (rtl_data): Add nothrow flag.
17695 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17696 set DECL_NOTHROW for AVAILABLE functions.
17698 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17700 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17701 following vector keyword has expansion starting with pixel or bool
17702 keyword, expand vector to __vector and pixel or bool to __pixel or
17706 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17707 warn_if_disallowed_function_p): Removed.
17708 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17709 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17710 warning_if_disallowed_function_p.
17711 * flags.h (warn_if_disallowed_function_p,
17712 warn_disallowed_functions): Removed.
17713 * common.opt (Wdisallowed-function-list=): Removed.
17714 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17716 2009-03-28 Richard Guenther <rguenther@suse.de>
17718 PR tree-optimization/38723
17719 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17722 2009-03-28 Jan Hubicka <jh@suse.cz>
17724 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17725 test introduced by my previous patch.
17727 2009-03-28 Richard Guenther <rguenther@suse.de>
17729 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17730 the PHIs value undefined.
17732 2009-03-28 Jan Hubicka <jh@suse.cz>
17734 * tree-pass.h (pass_fixup_cfg): New pass.
17735 * ipa-inline.c (inline_transform): Set
17736 always_inline_functions_inlined/after_inlining.
17737 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17738 (pass_fixup_cfg): New pass.
17739 * passes.c (init_optimization_passes): Add fixup_cfg.
17741 2009-03-28 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/38458
17744 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17745 argument use the arguments copy-of value.
17747 2009-03-28 Richard Guenther <rguenther@suse.de>
17749 PR tree-optimization/38180
17750 * tree-ssa-ccp.c (get_default_value): Simplify.
17751 (likely_value): Likewise.
17752 (surely_varying_stmt_p): Properly handle VOP case.
17753 (ccp_initialize): Likewise.
17754 (ccp_fold): Handle propagating through *&.
17755 (fold_const_aggregate_ref): Also handle decls.
17757 2009-03-28 Jan Hubicka <jh@suse.cz>
17759 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17760 * cgraph.h (cgraph_node): Likewise.
17761 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17762 (cgraph_reset_node): Use process flag.
17763 (cgraph_mark_functions_to_output): Likewise.
17764 (cgraph_expand_function): Likewise.
17765 (cgraph_expand_all_functions): Likewise.
17766 (cgraph_output_in_order): Likewise.
17767 * dwarf2out.c (reference_to_unused): Likewise.
17768 * passes.c do_per_function_toporder): Likewise.
17770 2009-03-28 Jan Hubicka <jh@suse.cz>
17772 Bring from lto-branch:
17774 2008-09-03 Doug Kwan <dougkwan@google.com>
17776 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17777 enums instead of reason strings.
17778 * cgraph.c (cgraph_create_edge): Same.
17779 (cgraph_inline_failed_string): New function.
17780 * cgraph.h (cgraph_inline_failed_t): New enum type.
17781 (cgraph_inline_failed_string): New prototype.
17782 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17783 char pointer to cgraph_inline_failed_t.
17784 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17785 (cgraph_default_inline_p): Ditto.
17786 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17787 to cgraph_inline_failed_t pointer.
17788 * cif-code.def: New file.
17789 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17791 (cgraph_check_inline_limits): Change type of REASON to pointer to
17792 cgraph_inline_failed_t. Replace reason strings with enums.
17793 (cgraph_default_inline_p): Ditto.
17794 (cgraph_recursive_inlining_p): Ditto.
17795 (update_caller_keys): Change type of FAILED_REASON to
17796 cgraph_inline_failed_t.
17797 (cgraph_set_inline_failed): Change type of REASON to pointer to
17798 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17799 convert enums to strings for text output.
17800 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17801 to be of type cgraph_inline_failed_t. Replace reason strings with
17802 enums. Call cgraph_inline_failed_string to covert enums
17803 to strings for text output.
17804 (cgraph_decide_inlining): Replace reason strings with enums.
17805 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17806 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17808 * tree-inline.c (expand_call_inline): Change type of REASON
17809 to cgraph_inline_failed_t. Replace reason strings with enums.
17810 Call cgraph_inline_failed_string for text output.
17811 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17814 2009-03-28 Jan Hubicka <jh@suse.cz>
17816 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17817 cgraph_clone_node): Remove master clone handling.
17818 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17819 * cgraph.h (master_clone): Remove.
17820 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17821 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17822 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17824 2009-03-28 Jan Hubicka <jh@suse.cz>
17826 * cgraph.c (cgraph_function_body_availability): Functions declared
17827 inline are always safe to assume that it is not going to be replaced.
17829 2009-03-28 Richard Guenther <rguenther@suse.de>
17831 PR tree-optimization/38513
17832 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17834 EXC_PTR_EXPR and FILTER_EXPR.
17835 (get_ref_from_reference_ops): Likewise.
17837 2009-03-28 Richard Guenther <rguenther@suse.de>
17839 PR tree-optimization/38968
17840 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17841 Use FLOOR_MOD_EXPR to compute misalignment.
17843 2009-03-28 Richard Guenther <rguenther@suse.de>
17845 PR tree-optimization/37795
17846 * tree.h (combine_comparisons): Declare.
17847 * fold-const.c (combine_comparisons): Export.
17848 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17850 (ifcombine_iforif): Use combine_comparisons.
17852 2009-03-28 Jan Hubicka <jh@suse.cz>
17854 * tree-eh.c (inlinable_call_p): New function.
17855 (make_eh_edges): Use it.
17856 (verify_eh_edges): Use it.
17857 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17858 * except.c (reachable_next_level): Add inlinable_function argument
17859 (sjlj_find_directly_reachable_regions): Update.
17860 (add_reachable_handler): Do not set saw_any_handlers.
17861 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17862 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17863 Add new inlinable call parameter.
17864 (can_throw_internal, can_throw_external): Update.
17865 * except.h (can_throw_internal_1, can_throw_external_1,
17866 foreach_reachable_handler): Update declaration.
17868 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17870 * config/arm/t-arm-coff, config/h8300/coff.h,
17871 config/i386/i386-aout.h, config/i386/i386-coff.h,
17872 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17873 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17874 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17875 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17876 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17877 sys-types.h: Remove.
17878 * Makefile.in: Remove protoize and fixproto support and references
17880 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17881 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17883 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17884 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17885 unprotoize$(exeext).
17886 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17887 (.PHONY): Don't depend on proto.
17888 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17889 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17890 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17891 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17892 build/gen-protos.o, build/scan.o, xsys-protos.h,
17893 build/fix-header$(build_exeext), build/fix-header.o,
17894 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17895 stmp-install-fixproto): Remove.
17896 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17897 SYSCALLS.c or fixproto files.
17898 (install-common): Don't install protoize.
17899 (install-headers-tar, install-headers-cpio, install-headers-cp):
17900 Don't depend on $(STMP_FIXPROTO).
17901 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17902 install fixproto files or write out fixproto settings.
17903 (uninstall): Don't uninstall protoize.
17904 * config.gcc (use_fixproto): Remove.
17905 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17906 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17907 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17908 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17909 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17910 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17911 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17912 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17913 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17914 * config/t-vxworks (STMP_FIXPROTO): Remove.
17915 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17916 STMP_FIXPROTO): Remove.
17917 * config.in, configure: Regenerate.
17918 * crtstuff.c (gid_t, uid_t): Don't undefine.
17919 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17920 (arm-*-coff, arm-*-aout: Remove target entries.
17921 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17922 Remove mention of AIX 4.1.
17923 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17924 * doc/invoke.texi (Running Protoize): Remove.
17925 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17926 (Protoize Caveats): Remove.
17927 * tsystem.h: Update comments on headers assumed to exist.
17929 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17931 * genautomata.c: Add a new year to the copyright. Add a new
17933 (struct insn_reserv_decl): Add comments for member bypass_list.
17934 (find_bypass): Remove.
17935 (insert_bypass): New.
17936 (process_decls): Use insert_bypass.
17937 (output_internal_insn_latency_func): Output all bypasses with the
17938 same input insn in one switch case.
17940 * rtl.def (define_bypass): Describe bypass choice.
17941 * doc/md.texi (define_bypass): Ditto.
17943 2009-03-27 Richard Guenther <rguenther@suse.de>
17945 * gimplify.c (mark_addressable): Export.
17946 * tree-flow.h (mark_addressable): Declare.
17947 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17948 * tree-ssa.c (verify_phi_args): Verify that address taken
17949 variables have TREE_ADDRESSABLE set.
17951 2009-03-27 Richard Guenther <rguenther@suse.de>
17953 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17954 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17955 Do not mark decls TREE_ADDRESSABLE.
17956 (build_fold_addr_expr): Adjust.
17957 (fold_addr_expr): Remove.
17958 (fold_unary): Use build_fold_addr_expr.
17959 (fold_comparison): Likewise.
17960 (split_address_to_core_and_offset): Likewise.
17961 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17963 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17964 (gimplify_modify_expr_to_memcpy): Mark source and destination
17966 * omp-low.c (create_omp_child_function): Mark the object decl
17968 (lower_rec_input_clauses): Mark the var we take the address of
17970 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17972 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17974 PR middle-end/39315
17975 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17976 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17978 2009-03-27 Richard Guenther <rguenther@suse.de>
17980 PR tree-optimization/39120
17981 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17983 (handle_lhs_call): Process return constraints. Add escape
17984 constraints if necessary.
17985 (handle_const_call): Fill out return constraints. Make nested
17986 case more precise. Avoid consttmp if possible.
17987 (handle_pure_call): Fill out return constraints. Avoid
17988 callused if possible.
17989 (find_func_aliases): Simplify call handling.
17991 2009-03-27 Richard Guenther <rguenther@suse.de>
17993 PR tree-optimization/39120
17994 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17995 as a representative.
17996 (solve_graph): Do propagate CALLUSED.
17997 (handle_pure_call): Use a scalar constraint from CALLUSED for
17999 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18002 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18005 * c-common.c (handle_aligned_attribute): Properly check alignment
18006 overflow. Use (1U << i) instead of (1 << i).
18008 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18010 * expr.h (get_mem_align_offset): Updated.
18012 * tree.h (tree_decl_common): Change align to "unsigned int" and
18013 move it before pointer_alias_set.
18015 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18016 Jakub Jelinek <jakub@redhat.com>
18019 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18020 gr_register_operand with gr_reg_or_0_operand.
18021 (cmpxchg_rel_di): Likewise.
18022 (sync_lock_test_and_set<mode>): Likewise.
18024 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18026 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18027 (true_regnum): Likewise.
18029 * rtlanal.c (subreg_info): Moved to ...
18030 * rtl.h (subreg_info): Here. New.
18031 (subreg_get_info): New.
18033 * rtlanal.c (subreg_get_info): Make it extern.
18035 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18038 * config/i386/i386.c (ix86_abi): New.
18039 (override_options): Handle -mabi=.
18040 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18041 (ix86_call_abi_override): Likewise.
18042 (init_cumulative_args): Likewise.
18043 (function_arg_advance): Likewise.
18044 (function_arg_64): Likewise.
18045 (function_arg): Likewise.
18046 (ix86_pass_by_reference): Likewise.
18047 (ix86_function_value_regno_p): Likewise.
18048 (ix86_build_builtin_va_list_abi): Likewise.
18049 (setup_incoming_varargs_64): Likewise.
18050 (is_va_list_char_pointer): Likewise.
18051 (ix86_init_machine_status): Likewise.
18052 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18053 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18054 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18055 (ix86_function_abi): Make it static and return enum calling_abi.
18056 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18058 (ix86_fn_abi_va_list): Updated.
18060 * config/i386/i386.h (ix86_abi): New.
18061 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18062 (CONDITIONAL_REGISTER_USAGE): Likewise.
18063 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18064 (machine_function): Likewise.
18066 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18068 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18069 (STACK_BOUNDARY): Likewise.
18070 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18072 * config/i386/i386.opt (mabi=): New.
18074 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18075 return enum calling_abi.
18076 (ix86_function_type_abi): Likewise.
18077 (ix86_function_abi): Removed.
18079 * doc/invoke.texi: Document -mabi= option for x86.
18081 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18083 * builtins.c (real_dconstp): Delete.
18084 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18086 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18087 Jakub Jelinek <jakub@redhat.com>
18090 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18091 (gen_subprogram_die): When a function is explicit, generate the
18092 DW_AT_explicit attribute.
18093 * langhooks.h (struct lang_hooks_for_decls): Add
18094 function_decl_explicit_p langhook.
18095 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18096 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18098 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18100 * builtins.c (fold_builtin_memory_op): Optimize memmove
18101 into memcpy if we can prove source and destination don't overlap.
18103 * tree-inline.c: Include gt-tree-inline.h.
18104 (clone_fn_id_num): New variable.
18105 (clone_function_name): New function.
18106 (tree_function_versioning): Use it.
18107 * Makefile.in (GTFILES): Add tree-inline.c.
18109 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18111 * BASE-VER: Change to 4.5.0.
18113 2009-03-27 Xinliang David Li <davidxl@google.com>
18115 PR tree-optimization/39557
18116 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18118 2009-03-27 Xinliang David Li <davidxl@google.com>
18120 PR tree-optimization/39548
18121 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18124 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18126 * c-common.c (pointer_int_sum): Use %wd on return from
18129 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18131 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18132 on return from tree_low_cst.
18134 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18137 * ginclude/stdarg.h (va_copy): Define also for
18138 __GXX_EXPERIMENTAL_CXX0X__.
18140 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18143 * builtins.h (c_strlen): Do not warn here.
18144 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18145 * c-common.c (pointer_int_sum): Take an explicit location.
18146 Warn about offsets out of bounds.
18147 * c-common.h (pointer_int_sum): Adjust declaration.
18149 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18151 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18154 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18157 * opts.c (warn_if_disallowed_function_p): Don't assume
18158 get_callee_fndecl must return non-NULL.
18160 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18162 PR rtl-optimization/39522
18163 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18164 when reg_reloaded_valid is set.
18166 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18168 * config/spu/divv2df3.c: New file.
18169 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18170 (DPBIT_FUNCS): Filter out _div_df.
18172 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18174 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18175 a jump insn, count that jump in the distance to the loop start.
18177 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18180 * config/sh/sh.c (calc_live_regs): Fix condition for global
18181 registers except PIC_OFFSET_TABLE_REGNUM.
18183 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18186 * doc/invoke.texi (-mconsole): New.
18188 (-mno-cygwin): New.
18190 (-mnop-fun-dllimport): New.
18194 (sub section "i386 and x86-64 Windows Options"): New.
18196 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18198 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18199 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18201 2009-03-25 Richard Guenther <rguenther@suse.de>
18203 PR middle-end/39497
18204 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18207 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18209 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18210 neither of haifa/selective schedulers are working.
18212 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18214 * doc/invoke.texi (Debugging Options): Fix description of
18215 -fno-merge-debug-strings.
18217 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18219 * config/cris/libgcc.ver: New version-script.
18220 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18222 * configure.ac <GAS features, nop mnemonic>: Add pattern
18223 crisv32-*-* for "nop".
18224 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18225 * configure: Regenerate.
18227 2009-03-24 Ira Rosen <irar@il.ibm.com>
18229 PR tree-optimization/39529
18230 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18231 mark_sym_for_renaming for the tag copied to the new vector
18234 2009-03-24 Arthur Loiret <aloiret@debian.org>
18236 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18237 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18238 EXTRA_SPEC_FUNCTIONS.
18239 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18240 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18241 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18242 -march and -mtune options.
18244 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18246 * config/m68k/t-rtems: Add m5329 multilib.
18248 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18249 Jakub Jelinek <jakub@redhat.com>
18252 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18255 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18258 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18259 instead of c_parser_expression_conv, if original_code isn't one of the
18260 4 allowed comparison codes, fail.
18262 2009-03-23 Richard Guenther <rguenther@suse.de>
18264 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18265 * tree.h (struct tree_type): Likewise.
18266 * reload.h (struct insn_chain): Likewise.
18267 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18268 * function.h (struct function): Likewise.
18269 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18271 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18273 PR tree-optimization/39516
18274 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18276 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18278 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18279 should be set true if BITS_PER_WORD of target is bigger than 32
18281 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18283 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18284 Translate -B-options to -rpath-link. Correct existing
18285 rpath-link and conditionalize on !nostdlib.
18287 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18289 * doc/extend.texi (Function Attributes, Variable Attributes):
18291 * doc/invoke.texi (Debugging Options, Optimize Options)
18292 (i386 and x86-64 Options, MCore Options): Likewise.
18294 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18297 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18298 it for block local namespace aliases.
18299 (gen_decl_die): Pass context_die to gen_namespace_die.
18301 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18304 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18305 minimum or maximum value.
18307 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18309 * reginfo.c (globalize_reg): Recompute derived reg sets.
18311 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18314 * libgcc2.c (mprotect): Do not use signed arguments for
18315 VirtualProtect, use DWORD arguments. Also fix the 'may
18316 be used uninitialized' warning for the np variable.
18318 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18321 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18322 functions using regparm calling conventions when not optimizing.
18323 (ix86_function_sseregparm): Similarly for sseregparm calling
18326 2009-03-19 Li Feng <nemokingdom@gmail.com>
18328 PR middle-end/39500
18329 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18330 dependence if the first conflict is after niter iterations.
18332 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18334 PR middle-end/38609
18335 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18336 functions with dynamic stack-pointer adjustments.
18338 2009-03-19 Ben Elliston <bje@au.ibm.com>
18340 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18341 option; change to -msdata=data.
18343 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18345 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18348 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18351 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18353 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18355 * doc/invoke.texi (Code Gen Options): Expand discussion of
18358 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18360 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18361 * matrix-reorg.c (struct matrix_info): Likewise.
18362 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18363 * rtl.h (struct mem_attrs): Likewise.
18364 * df.h (struct df): Likewise.
18365 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18366 * ira-int.h (struct ira_allocno): Likewise.
18367 * df-scan.c (struct df_collection_rec): Likewise.
18368 * ira.c (struct equivalence): Likewise.
18369 * function.c (struct temp_slot): Likewise.
18370 * cfgloop.h (struct loop): Likewise.
18373 * function.c (use_register_for_decl): When not optimizing, disregard
18374 register keyword for variables with types containing methods.
18376 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18378 PR middle-end/39447
18379 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18380 (is_simple_operand): Call contains_component_ref_p before calling data
18381 reference analysis that would fail on COMPONENT_REFs.
18383 * tree-vrp.c (search_for_addr_array): Fix formatting.
18385 2009-03-18 Richard Guenther <rguenther@suse.de>
18387 * tree-vect-transform.c (vect_loop_versioning): Fold the
18388 generated comparisons.
18389 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18390 (slpeel_tree_peel_loop_to_edge): Likewise.
18392 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18394 PR middle-end/37805
18395 * opts.c (print_specific_help): In addition to `undocumented',
18396 accept `separate' and `joined' flags if passed alone. Describe
18397 output by the first matched one of those.
18398 (common_handle_option): Skip over empty strings.
18399 * gcc.c (display_help): Fix help string for `--help='.
18400 * doc/invoke.texi (Option Summary, Overall Options): With
18401 `--help=', classes and qualifiers can both be repeated, but
18402 only the latter can be negated. One should not pass only
18403 negated qualifiers. Fix markup and examples.
18406 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18407 PR middle-end/37805
18408 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18409 and -fhelp=separate.
18411 2009-03-17 Jing Yu <jingyu@google.com>
18413 PR middle-end/39378
18414 * function.h (struct rtl_data): Move is_thunk from here...
18415 (struct function): ...to here.
18416 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18417 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18419 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18421 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18422 (alpha_output_function_end_prologue): Likewise.
18423 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18424 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18425 (rs6000_output_function_epilogue): Likewise.
18426 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18428 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18432 from different units in a single alternative.
18433 (*truncdfsf_i387): Ditto.
18434 (*truncxfsf2_mixed): Ditto.
18435 (*truncxfdf2_mixed): Ditto.
18437 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18439 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18440 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18443 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18444 unused non-artificial variables when not optimizing.
18447 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18448 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18449 NAMESPACE_DECL in its DECL_INITIAL.
18451 PR middle-end/39443
18452 * optabs.c (set_user_assembler_libfunc): New function.
18453 * expr.h (set_user_assembler_libfunc): New prototype.
18454 * c-common.c: Include libfuncs.h.
18455 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18456 for memcmp, memset, memcpy, memmove and abort.
18457 * Makefile.in (c-common.o): Depend on libfuncs.h.
18460 * dwarf2out.c (gen_inlined_enumeration_type_die,
18461 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18462 gen_tagged_type_instantiation_die): Removed.
18463 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18466 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18469 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18471 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18472 (check-parallel-%): Ditto.
18473 (check-consistency): Ditto.
18475 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18477 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18478 local variable rhs by NULL_TREE.
18480 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18483 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18485 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18488 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18490 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18493 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18494 for ms->sysv ABI calls only in 64bit mode.
18496 * config/i386/i386.md (untyped_call): Support 32bit.
18498 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18500 * doc/extend.texi: Replace x86_65 with x86_64.
18502 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18504 PR tree-optimization/39455
18505 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18506 mismatches for POINTER_TYPE_P (type).
18507 (number_of_iterations_le): Likewise.
18509 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18511 * config/picochip/picochip.c: Removed profiling support.
18512 * config/picochip/picochip.md: Removed profiling instruction.
18513 * config/picochip/picochip.h: Removed profiling builtin.
18515 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18517 * doc/install.texi (--with-host-libstdcxx): Document.
18519 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18522 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18523 generate a warning if the function name does not begin with
18524 "__vector" and the function has either the 'signal' or 'interrupt'
18525 attribute, from here to ...
18526 (avr_declare_function_name): ...here. New function.
18527 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18528 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18530 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18533 * cse.c (fold_rtx): Don't modify original const_arg1 when
18534 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18535 separate variable instead.
18536 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18537 from out of range shift counts.
18538 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18540 2009-03-13 Catherine Moore <clm@codesourcery.com>
18542 * config/i386/x-mingw32 (host-mingw32.o): Replace
18543 diagnostic.h with $(DIAGNOSTIC_H).
18545 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18548 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18550 * config/i386/sync.md (sync_compare_and_swap<mode>,
18551 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18552 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18554 (sync_double_compare_and_swapdi_pic,
18555 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18556 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18558 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18561 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18563 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18566 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18567 (avx_addsubv4df3): Likewise.
18568 (*avx_addsubv4sf3): Likewise.
18569 (sse3_addsubv4sf3): Likewise.
18571 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18574 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18576 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18579 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18580 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18581 registers for allocnos created from user-defined variables.
18583 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18586 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18587 of non-integer mode as well.
18589 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18591 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18592 for functions for which the parameter types are unknown.
18594 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18597 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18598 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18599 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18600 * config/i386/i386.c (ix86_local_alignment): For
18601 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18602 long long variables on the stack to avoid dynamic realignment.
18603 Allow the first argument to be a decl rather than type.
18604 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18606 2009-03-11 Nick Clifton <nickc@redhat.com>
18609 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18611 Add description to mno-lsim option.
18612 * config/mcore/mcore.h: Remove comment about deprecated m4align
18614 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18615 * doc/invoke.texi: Add description of mno-lsim and
18616 mstack-increment options.
18618 * config/fr30/fr30.opt: Document the -mno-lsim option.
18619 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18620 and -mno-lsim options.
18622 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18624 * fold-const.c (fold_comparison): Only call fold_inf_compare
18625 if the mode supports infinities.
18627 2009-03-11 Jason Merrill <jason@redhat.com>
18630 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18631 end already did. Notice GIMPLE_CALL modifications of the result.
18632 Don't copy debug information from an ignored decl or a decl from
18635 2009-03-10 Richard Guenther <rguenther@suse.de>
18636 Nathan Froyd <froydnj@codesourcery.com>
18638 PR middle-end/37850
18639 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18640 (__divMODE3): Likewise.
18642 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18644 PR tree-optimization/39394
18645 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18646 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18648 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18650 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18651 inline asms for register asm ("") declarations.
18653 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18655 * fold-const.c (fold_unary): Fix comment.
18657 2009-03-07 Jan Hubicka <jh@suse.cz>
18660 * tree-inline.c (setup_one_parameter): Do replacement of const
18661 argument by constant in SSA form.
18663 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18665 PR middle-end/38028
18666 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18667 determine alignment passed to assign_stack_local.
18668 (assign_parms_unsplit_complex): Likewise.
18669 * except.c (sjlj_build_landing_pads): Likewise.
18671 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18673 PR middle-end/39360
18674 * tree-flow.h (add_referenced_var): Return bool instead of void.
18675 * tree-dfa.c (add_referenced_var): Return result of
18676 referenced_var_check_and_insert call.
18677 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18678 of referenced_var_check_and_insert.
18681 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18682 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18683 DIE, don't emit it if abstract origin already has it.
18684 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18685 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18687 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18689 * genpreds.c (needs_variable): Fix parentheses at variable name
18691 (write_tm_constrs_h): Indent generated code.
18693 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18695 * doc/extend.texi (Function Attributes): Add documentation
18696 for isr attributes.
18698 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18701 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18702 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18704 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18706 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18709 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18712 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18713 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18715 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18717 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18718 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18719 constants instead of magic numbers.
18720 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18722 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18723 (x86_64_ms_abi_int_parameter_registers): Ditto.
18724 (x86_64_int_return_registers): Ditto.
18725 (ix86_maybe_switch_abi): Ditto.
18726 (ix86_expand_call): Ditto for clobbered_registers array.
18727 (ix86_hard_regno_mode_ok): Ditto.
18728 (x86_extended_QIreg_mentioned_p): Ditto.
18730 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18732 PR tree-optimization/39349
18733 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18735 * combine.c (gen_lowpart_for_combine): Use omode when generating
18738 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18740 PR rtl-optimization/39235
18741 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18743 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18745 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18747 2009-03-04 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/39362
18750 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18751 that occur in abnormal PHIs should be varying.
18753 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18755 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18757 (simple_iv): Take loop as an argument instead of statement.
18758 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18759 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18761 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18763 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18764 * matrix-reorg.c (analyze_transpose): Ditto.
18765 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18766 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18767 * tree-predcom.c (ref_at_iteration): Ditto.
18768 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18770 2009-03-04 Richard Guenther <rguenther@suse.de>
18772 PR tree-optimization/39358
18773 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18774 escaped_id and callused_id.
18775 (solve_graph): Likewise.
18777 2009-03-04 Richard Guenther <rguenther@suse.de>
18779 PR tree-optimization/39339
18780 * tree-sra.c (try_instantiate_multiple_fields): Make it
18781 no longer ICE on the above.
18783 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18785 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18786 that fits within Pmode.
18788 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18790 PR middle-end/10109
18791 * tm.texi (LIBCALL_VALUE): Update description.
18793 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18795 PR middle-end/34443
18796 * doc/extend.texi (section): Update description.
18798 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18800 PR middle-end/39345
18801 * tree-inline.c (remapped_type): New.
18802 (can_be_nonlocal): Call remapped_type instead of remap_type.
18804 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18807 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18808 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18810 2009-03-03 Richard Guenther <rguenther@suse.de>
18812 PR middle-end/39272
18813 * tree.c (tree_nonartificial_location): New function.
18814 * tree.h (tree_nonartificial_location): Declare.
18815 * builtins.c (expand_builtin_memory_chk): Provide location
18816 of the call location for artificial function pieces.
18817 (maybe_emit_chk_warning): Likewise.
18818 (maybe_emit_sprintf_chk_warning): Likewise.
18819 (maybe_emit_free_warning): Likewise.
18820 * expr.c (expand_expr_real_1): Likewise.
18822 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18824 PR tree-optimization/39343
18825 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18826 COMPONENT_REF t has ARRAY_TYPE.
18828 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18830 PR middle-end/39335
18831 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18832 when the type precision of the induction variable should be
18833 larger than the type precision of nit.
18834 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18835 * graphite.c (graphite_loop_normal_form): Same.
18836 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18838 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18840 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18841 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18842 numbers to describe clobbered registers.
18843 (*call_value_0_rex64_ms_sysv): Ditto.
18844 * config/i386/mmx.md (mmx_emms): Ditto.
18845 (mmx_femms): Ditto.
18847 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18849 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18852 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18854 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18855 (spu_section_type_flags): New function.
18857 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18859 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18860 reg_class_contents of FLOAT_REGS into a temporary.
18862 2009-03-02 Richard Guenther <rguenther@suse.de>
18863 Ira Rosen <irar@il.ibm.com>
18865 PR tree-optimization/39318
18866 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18867 information to the vectorized statement.
18869 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18871 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18872 variable. Use defined names instead of magic constants for REX SSE
18875 2009-03-01 Richard Guenther <rguenther@suse.de>
18877 PR tree-optimization/39331
18878 * omp-low.c (lower_send_shared_vars): Do not receive new
18879 values for the reference of DECL_BY_REFERENCE parms or results.
18881 2009-03-01 Jan Hubicka <jh@suse.cz>
18884 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18885 BLOCK_NONLOCALIZED_VAR): New macros.
18886 (tree_block): Add nonlocalized_vars.
18887 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18888 gen_decl_die): Add origin argument. Allow generation of die with
18889 origin at hand only.
18890 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18891 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18893 (gen_block_die): Fix checking for unused blocks.
18894 (process_scope_var): Break out from .... ; work with origins only.
18895 (decls_for_scope) ... here; process nonlocalized list.
18896 (dwarf2out_ignore_block): Look for nonlocalized vars.
18897 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18899 (dump_scope_block): Dump them.
18900 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18901 (remap_block): Likewise.
18902 (can_be_nonlocal): New predicate.
18903 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18905 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18907 * configure: Regenerate.
18909 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18911 * optc-gen.awk: No need to duplicate option flags twice.
18912 Reuse help texts for duplicate options which do not have any.
18914 * gcc.c (display_help): Document --version.
18916 * gcc.c (main): If print_help_list and verbose_flag, ensure
18917 driver output comes before subprocess output.
18919 * optc-gen.awk: Assign all remaining fields to help string,
18920 space-separated, for multi-line help in *.opt.
18922 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18923 -Wno-pedantic-ms-format is for MinGW targets only.
18925 * doc/options.texi (Option file format): Fix bad indentation,
18926 restoring dropped sentence.
18928 2009-02-28 Jan Hubicka <jh@suse.cz>
18930 * tree-inline.c (tree_function_versioning): Output debug info.
18932 2009-02-28 Jan Hubicka <jh@suse.cz>
18935 * tree-inline.c (setup_one_parameter): Do not copy propagate
18936 arguments when not optimizing.
18938 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18941 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18942 (avx_addsubv4df3): Likewise.
18943 (*avx_addsubv4sf3): Likewise.
18944 (sse3_addsubv4sf3): Likewise.
18945 (*avx_addsubv2df3): Likewise.
18946 (sse3_addsubv2df3): Likewise.
18947 (avx_unpckhps256): Correct item selectors.
18948 (avx_unpcklps256): Likewise.
18949 (avx_unpckhpd256): Likewise.
18950 (avx_unpcklpd256): Likewise.
18952 2009-02-28 Jan Hubicka <jh@suse.cz>
18954 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18956 (copy_arguments_for_versioning): If var is declared don't declare it.
18957 (tree_function_versioning): First setup substitutions and then copy
18960 2009-02-27 Jan Hubicka <jh@suse.cz>
18963 * cgraph.h (varpool_output_debug_info): Remove.
18964 * cgraphunit.c (varpool_output_debug_info): Remove.
18965 * dwarf2out.c (deferred_locations_struct): New struct
18966 (deferred_locations): New type.
18967 (deferred_locations_list): New static var.
18968 (deffer_location): New function.
18969 (gen_variable_die): Use it.
18970 (decls_for_scope): Output info on local static vars.
18971 (dwarf2out_finish): Process deferred locations.
18972 * varpool.c (varpool_output_debug_info): Remove.
18974 2009-02-27 Jan Hubicka <jh@suse.cz>
18977 * tree.h (TREE_PROTECTED): Fix comment.
18978 (BLOCK_HANDLER_BLOCK): Remove.
18979 (struct tree_block): Remove handler_block add body_block.
18980 (inlined_function_outer_scope_p): New.
18981 (is_body_block): Remove.
18982 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18983 * dwarf2out.c (is_inlined_entry_point): Remove.
18984 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18985 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18987 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18988 * gimplify.c (gimplify_expr): Gimplify body blocks.
18989 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18990 block with multiple subblocks.
18991 (dump_scope_block): Prettier output; dump more flags and info.
18992 (dump_scope_blocks): New.
18993 (remove_unused_locals): Use dump_scope_blocks.
18994 * tree-flow.h (dump_scope_blocks): Declare.
18995 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18996 * stmt.c (is_body_block): Remove.
18997 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18998 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19000 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19002 PR middle-end/39308
19003 * graphite.c (graphite_loop_normal_form): Do not call
19004 number_of_iterations_exit from a gcc_assert.
19006 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19008 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19009 jumps if COND is NULL.
19010 (find_cond_jump): New function.
19011 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19012 * config/s390/s390.md: Remove z10_cobra attribute value.
19014 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19016 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19017 force_const_mem returns NULL_RTX.
19019 2009-02-26 Jan Hubicka <jh@suse.cz>
19022 * cgraph.h (varpool_output_debug_info): Remove.
19023 * cgraphunit.c (varpool_output_debug_info): Remove.
19024 * dwarf2out.c (deferred_locations_struct): New struct
19025 (deferred_locations): New type.
19026 (deferred_locations_list): New static var.
19027 (deffer_location): New function.
19028 (gen_variable_die): Use it.
19029 (decls_for_scope): Output info on local static vars.
19030 (dwarf2out_finish): Process deferred locations.
19031 * varpool.c (varpool_output_debug_info): Remove.
19033 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19035 PR rtl-optimization/39241
19036 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19037 to subreg_offset_representable_p.
19039 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19041 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19042 execute function prototype. Get f and nregs from max_reg_num
19043 and get_insns. Remove the first backward pass as it's dead,
19044 guard the forward pass by flag_expensive_optimizations.
19045 (rest_of_handle_regmove): Delete.
19046 (pass_regmove): Replace it with regmove_optimize.
19048 2009-02-25 Martin Jambor <mjambor@suse.cz>
19050 PR tree-optimization/39259
19051 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19052 calls_alloca function flags.
19053 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19054 calls are detected.
19056 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19058 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19059 flags_set_1_rtx, flags_set_1_set): Delete.
19060 (regmove_optimize): Do not call mark_flags_life_zones.
19062 2009-02-24 Julian Brown <julian@codesourcery.com>
19065 * config/arm/arm.c (require_pic_register): Only set
19066 cfun->machine->pic_reg once per function.
19068 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19070 * doc/invoke.texi (Link Options): Document an easier way to pass
19071 options that take arguments to the GNU linker using -Xlinker and -Wl.
19073 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19076 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19078 2009-02-24 Richard Guenther <rguenther@suse.de>
19081 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19083 2009-02-24 Richard Guenther <rguenther@suse.de>
19084 Zdenek Dvorak <ook@ucw.cz>
19086 PR tree-optimization/39233
19087 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19088 from converting them to a generic type.
19090 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19092 PR tree-optimization/39260
19093 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19094 contains a condition with a real type.
19095 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19097 2009-02-23 Jason Merrill <jason@redhat.com>
19100 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19101 narrowing_initializer_constant_valid_p.
19102 (narrowing_initializer_constant_valid_p): Don't return
19103 null_pointer_node for adding a pointer to itself.
19105 2009-02-23 Jan Hubicka <jh@suse.cz>
19108 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19111 2009-02-23 Jan Hubicka <jh@suse.cz>
19113 PR tree-optimization/37709
19114 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19115 * tree.h (block_ultimate_origin): Declare.
19116 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19117 * tree-ssa-live.c (remove_unused_scope_block_p):
19118 Eliminate blocks containig no instructions nor live variables nor
19120 (dump_scope_block): New function.
19121 (remove_unused_locals): Enable removal of dead blocks by default;
19122 enable dumping at TDF_DETAILS.
19124 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19126 * config/i386/i386.c (classify_argument): Don't allow COImode
19128 (function_arg_advance_32): Don't allow OImode.
19129 (function_arg_32): Likewise.
19130 (function_value_32): Likewise.
19131 (return_in_memory_32): Likewise.
19132 (function_arg_64): Remove OImode comment.
19134 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19137 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19138 ix86_expand_vector_set for V4DImode in 64bit mode only.
19139 (ix86_expand_vector_init_one_var): Likewise.
19141 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19143 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19145 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19148 * loop-iv.c: Revert last change.
19149 * emit-rtl.c: Likewise.
19151 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19154 * config/i386/i386.c (type_natural_mode): Remove an extra
19155 space in the warning message.
19156 (function_value_32): Handle 32-byte vector modes.
19157 (return_in_memory_32): Likewise.
19159 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19161 * loop-iv.c (truncate_value): New function.
19162 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19164 (lowpart_subreg): Move to...
19165 * emit-rtl.c: ...here.
19167 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19169 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19170 accidental and undocumented change at revision 140860.
19172 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19174 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19175 take gimple_seq * arguments.
19176 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19177 types_compatible_p langhook.
19179 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19180 Joseph Myers <joseph@codesourcery.com>
19182 * config/arm/arm.c (arm_builtin_va_list): New function.
19183 (arm_expand_builtin_va_start): Likewise.
19184 (arm_gimplify_va_arg_expr): Likewise.
19185 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19186 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19187 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19188 (va_list_type): New variable.
19189 (arm_mangle_type): Mangle va_list_type appropriately.
19191 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19193 PR middle-end/39157
19194 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19195 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19196 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19197 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19198 parameter to 1000 for -O1 by default.
19199 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19201 * loop-invariant.c: Include params.h.
19202 (move_loop_invariants): Don't call move_single_loop_invariants on
19205 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19207 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19208 offset when calculating bounds for indexing stack_usage_map. Fixes
19209 a buffer overflow with certain target setups.
19211 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19214 * calls.c (expand_call): Clear try_tail_call if caller and callee
19215 disagree in promotion of function return value.
19217 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19220 * c-common.c (c_determine_visibility): If visibility changed and
19221 DECL_RTL has been already set, call make_decl_rtl to update symbol
19224 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19227 * varasm.c (assemble_variable): Don't check DECL_NAME when
19228 globalizing a variable.
19230 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19233 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19234 expression before any __builtin_trap call.
19235 * c-typeck.c (build_function_call): Convert and check function
19236 arguments before generating a call to a trap. Evaluate the
19237 function arguments before the trap.
19239 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19242 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19243 (UNSPEC_FXAM_MEM): New unspec.
19244 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19245 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19246 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19248 2009-02-19 Richard Guenther <rguenther@suse.de>
19250 PR tree-optimization/39207
19251 PR tree-optimization/39074
19252 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19253 storedanything_tree): New.
19254 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19255 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19256 (build_succ_graph): Add edges from STOREDANYTHING to all
19258 (init_base_vars): Initialize STOREDANYTHING.
19259 (compute_points_to_sets): Free substitution info after
19260 building the succ graph.
19261 (ipa_pta_execute): Likewise.
19263 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19265 (do_ds_constraint): Do not add to special var or non-pointer
19267 (type_could_have_pointers): Split out from ...
19268 (could_have_pointers): ... here. For arrays use the element type.
19269 (create_variable_info_for): Initialize may_have_pointers.
19270 (new_var_info): Likewise.
19271 (handle_lhs_call): Make the HEAP variable unknown-sized.
19272 (intra_create_variable_infos): Use a type with pointers for
19273 PARM_NOALIAS, make it unknown-sized.
19275 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19278 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19280 2009-02-18 Jason Merrill <jason@redhat.com>
19283 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19284 value if DECL_EXTERNAL.
19285 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19286 * target.h (gcc_target::binds_local_p): Clarify "module".
19287 * tree.h (TREE_PUBLIC): Clarify "module".
19289 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19292 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19293 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19295 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19298 * c.opt (Wabi): Support C and ObjC.
19301 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19303 * config/i386/i386.c (classify_argument): Warn once about the ABI
19304 change when passing union with long double.
19306 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19308 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19311 * c-parser.c (c_parser_compound_statement): Always enter and leave
19314 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19317 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19319 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19321 PR tree-optimization/36922
19322 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19323 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19326 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19328 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19331 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19333 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19335 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19337 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19340 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19341 Richard Sandiford <rdsandiford@googlemail.com>
19343 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19344 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19345 (loongson_biadd): ...this.
19347 2009-02-17 Richard Guenther <rguenther@suse.de>
19349 PR tree-optimization/39202
19350 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19351 a var make sure to follow existing collapses.
19353 2009-02-17 Richard Guenther <rguenther@suse.de>
19355 PR middle-end/39214
19356 * langhooks.c (lhd_print_error_function): Check for NULL block.
19358 2009-02-17 Richard Guenther <rguenther@suse.de>
19360 PR tree-optimization/39204
19361 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19364 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19366 * config/soft-fp/double.h: Update from glibc CVS.
19368 2009-02-17 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/39207
19371 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19372 strict-aliasing warnings for pointers pointing to NULL.
19374 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19377 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19378 skipping until next close brace.
19380 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19383 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19384 to function argument boundary.
19386 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19388 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19389 in the lea_add. Reload eventually constraints it properly.
19390 * config/picochip/constraints.md: Remove the target constraint
19391 "b", since it is not needed anymore.
19393 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19395 * gthr-dce.h: Uglify function parameter and local variable names.
19396 * gthr-gnat.h: Likewise.
19397 * gthr-mipssde.h: Likewise.
19398 * gthr-nks.h: Likewise.
19399 * gthr-posix95.h: Likewise.
19400 * gthr-posix.h: Likewise.
19401 * gthr-rtems.h: Likewise.
19402 * gthr-single.h: Likewise.
19403 * gthr-solaris.h: Likewise.
19404 * gthr-tpf.h: Likewise.
19405 * gthr-vxworks.h: Likewise.
19406 * gthr-win32.h: Likewise.
19408 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19411 * config/i386/i386.md: Restrict the new peephole2 to move
19412 between MMX/SSE registers.
19414 2009-02-15 Richard Guenther <rguenther@suse.de>
19417 2009-02-13 Richard Guenther <rguenther@suse.de>
19419 * configure.ac: Enable LFS.
19420 * configure: Re-generate.
19421 * config.in: Likewise.
19423 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19425 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19426 spu_srqwbyte, spu_srqwbytebc): Define.
19427 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19428 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19429 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19430 "shrqby_<mode>"): New insn-and-split patterns.
19431 * config/spu/spu.c (expand_builtin_args): Determine and return
19432 number of operands using spu_builtin_description data.
19433 (spu_expand_builtin_1): Use it.
19435 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19438 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19441 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19444 * config/i386/i386.c (override_options): Correct warning
19445 messages for -malign-loops, -malign-jumps and -malign-functions.
19447 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19450 * config/i386/i386.md: Restrict the new peephole2 to move
19451 between the general purpose registers.
19453 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19456 * config/i386/i386.c (type_natural_mode): Add a new argument.
19457 Return the original mode and warn ABI change if vector size is 32byte.
19458 (function_arg_advance): Updated.
19459 (function_arg): Likewise.
19460 (ix86_function_value): Likewise.
19461 (ix86_return_in_memory): Likewise.
19462 (ix86_sol10_return_in_memory): Likewise.
19463 (ix86_gimplify_va_arg): Likewise.
19464 (function_arg_32): Don't warn ABX ABI change here.
19465 (function_arg_64): Likewise.
19467 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19469 * loop-iv.c (implies_p): In the final case, test that operands 0
19470 of the two comparisons match.
19472 * config/bfin/bfin.c (find_prev_insn_start): New function.
19473 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19474 (find_next_insn_start): Move.
19476 2009-02-13 Richard Guenther <rguenther@suse.de>
19478 * configure.ac: Enable LFS.
19479 * configure: Re-generate.
19480 * config.in: Likewise.
19482 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19485 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19486 sizes on syntax error after some arguments have been parsed.
19488 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19490 * doc/invoke.texi (-fira): Remove.
19492 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19494 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19495 * recog.c: Likewise.
19498 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19500 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19501 (umul_ppmm): Likewise.
19502 (count_leading_zeros): Likewise.
19503 (count_trailing_zeros): Likewise.
19504 (UMUL_TIME): Likewise.
19506 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19508 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19509 soft-fp/t-softfp to tmake_file.
19511 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19512 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19513 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19514 IA64_BUILTIN_INFQ]: New.
19515 (ia64_init_builtins): Initialize __builtin_infq,
19516 __builtin_fabsq and __builtin_copysignq if not HPUX.
19517 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19518 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19520 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19522 (__fixtfti): Likewise.
19523 (__fixunstfti): Likewise.
19524 (__floattitf): Likewise.
19526 * config/ia64/libgcc-glibc.ver: New.
19527 * config/ia64/t-fprules-softfp: Likewise.
19528 * config/ia64/sfp-machine.h: Likewise.
19530 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19531 (LIBGCC2_TF_CEXT): Likewise.
19532 (TF_SIZE): Likewise.
19533 (TARGET_INIT_LIBFUNCS): Likewise.
19535 * config/ia64/t-glibc (SHLINB_MAPFILES):
19536 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19538 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19540 * config/i386/i386.c (construct_container): Rewrite processing
19541 BLKmode with X86_64_SSE_CLASS.
19543 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19546 * config/i386/i386.md: Replace simplify_replace_rtx with
19547 replace_rtx in the new peephole2.
19549 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19551 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19552 loop unrolling do not happen at -O2.
19554 2009-02-12 Michael Matz <matz@suse.de>
19556 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19558 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19560 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19563 2009-02-12 Ben Elliston <bje@au.ibm.com>
19565 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19566 patterns when updating the back chain. Missed in the 2009-02-10
19569 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19571 * doc/extend.texi (Decimal Floating Types): Update identifier of
19572 draft TR and list of missing support.
19574 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19576 PR middle-end/39154
19577 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19578 bit to variable length decl's flags, add it also to its
19579 pointer replacement variable.
19581 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19582 Jakub Jelinek <jakub@redhat.com>
19585 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19586 (memory_blockage): New expander.
19587 (*memory_blockage): New insn pattern.
19588 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19589 instead of general blockage at the end of function prologue when
19590 frame pointer is used to access red zone area. Do not emit blockage
19591 when profiling, it is emitted in generic code.
19592 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19593 function epilogue when frame pointer is used to access red zone area.
19595 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19598 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19599 by arithmetic with memory operands.
19600 * config/i386/predicates.md (commutative_operator): New.
19602 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19604 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19607 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19609 * alias.h (record_alias_subset): Declare.
19610 * alias.c (record_alias_subset): Make global.
19612 2009-02-10 Nick Clifton <nickc@redhat.com>
19614 * tree-parloops.c: Change license to GPLv3.
19615 * ipa-struct-reorg.c: Change license to GPLv3.
19616 * ipa-struct-reorg.h: Change license to GPLv3.
19618 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19621 * c-decl.c (start_struct): Return NULL on error.
19623 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19625 PR middle-end/39124
19626 * cfgloopmanip.c (remove_path): Call remove_bbs after
19627 cancel_loop_tree, not before it.
19630 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19631 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19632 VAR_DECLs were seen.
19633 * tree-ssa-live.c (remove_unused_locals): Recompute
19634 cfun->has_local_explicit_reg_vars.
19635 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19636 copies or clearings if cfun->has_local_explicit_reg_vars.
19638 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19641 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19642 of function prologue when frame pointer is used to access
19645 2009-02-10 Richard Guenther <rguenther@suse.de>
19647 PR middle-end/39127
19648 * gimplify.c (gimple_regimplify_operands): Always look if
19649 we need to create a temporary.
19651 2009-02-10 Richard Guenther <rguenther@suse.de>
19653 PR tree-optimization/39132
19654 * tree-loop-distribution.c (todo): New global var.
19655 (generate_memset_zero): Trigger TODO_rebuild_alias.
19656 (tree_loop_distribution): Return todo.
19658 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19661 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19662 (x86_64_reg_class_name): Removed.
19663 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19664 first one isn't X86_64_SSE_CLASS or any other ones aren't
19665 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19666 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19667 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19668 and 3 X86_64_SSEUP_CLASS.
19669 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19670 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19672 2009-02-10 Ben Elliston <bje@au.ibm.com>
19674 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19675 form instruction to update the stack back chain word, even if the
19676 user has disabled the generation of update instructions.
19677 (movdi_<mode>_update_stack): New.
19678 (movsi_update_stack): Likewise.
19679 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19680 always use an update form instruction to update the stack back
19683 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19685 PR middle-end/38953
19686 * graphite.c (if_region_set_false_region): After moving a region in
19687 the false branch of a condition, remove the empty dummy basic block.
19688 (gloog): Remove wrong fix for PR38953.
19690 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19692 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19693 generation due to implicit sign extension.
19695 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19697 PR middle-end/38981
19698 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19699 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19701 2009-02-09 Richard Guenther <rguenther@suse.de>
19703 PR middle-end/35202
19704 * convert.c (convert_to_real): Disable (float)fn((double)x)
19705 to fnf(x) conversion if errno differences may occur and
19706 -fmath-errno is set.
19708 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19710 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19711 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19712 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19714 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19717 * c-common.c (handle_alias_attribute): Disallow attribute for
19718 anything not a FUNCTION_DECL or VAR_DECL.
19720 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19723 * real.c (do_compare): Special-case compare of zero against
19724 decimal float value.
19726 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19729 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19730 as indicating flexible array members unless the field itself is
19731 being declarared as the incomplete array.
19733 2009-02-06 Jan Hubicka <jh@suse.cz>
19735 PR tree-optimization/38844
19736 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19737 is already inlined.
19739 2009-02-06 Richard Guenther <rguenther@suse.de>
19741 PR middle-end/38977
19742 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19743 fork because we may expand it as __gcov_fork.
19745 2009-02-06 Nick Clifton <nickc@redhat.com>
19747 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19749 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19751 PR tree-optimization/35659
19752 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19753 vn_phi_eq): Shortcut if hashcode does not match.
19754 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19756 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19757 and avoid iterative_hash_expr.
19758 (FOR_EACH_VALUE_ID_IN_SET): New.
19759 (value_id_compare): Remove.
19760 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19761 sort expressions by value id.
19763 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19766 * config/sh/predicates.md (general_movsrc_operand): Don't check
19767 the subreg of system registers here.
19769 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19772 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19773 on the copied decl.
19775 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19777 PR rtl-optimization/39110
19778 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19779 addresses, not aligned ones.
19781 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19782 Richard Guenther <rguenther@suse.de>
19784 PR tree-optimization/39100
19785 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19786 comment says and add edges.
19788 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19791 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19792 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19794 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19796 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19797 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19798 register_bb_in_sese, new_sese, free_sese): Moved.
19799 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19800 outermost_loop_in_scop, build_scop_iteration_domain,
19801 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19802 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19803 Use loop_in_sese_p instead of loop_in_scop_p.
19804 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19805 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19806 (scopdet_basic_block_info): Fix bug in scop detection.
19807 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19808 eq_loop_to_cloog_loop): Remove.
19809 (nb_loops_around_loop_in_scop, nb_loop
19810 ref_nb_loops): Moved here...
19811 * graphite.h (ref_nb_loops): ... from here.
19812 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19813 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19814 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19815 * testsuite/gcc.dg/graphite/scop-19.c: New
19817 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19818 Hans-Peter Nilsson <hp@axis.com>
19820 PR rtl-optimization/37889
19821 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19822 Move offset handling from PLUS to before the switch. Use new
19823 arguments when considering SYMBOL_REFs too.
19824 (rtx_addr_can_trap_p): Pass dummy offset and size.
19825 (enum may_trap_p_flags): Remove.
19826 (may_trap_p_1): Pass size from MEM_SIZE.
19828 PR rtl-optimization/38921
19829 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19830 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19831 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19832 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19834 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19836 AVX Programming Reference (January, 2009)
19837 * config/i386/sse.md (*vpclmulqdq): New.
19839 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19841 PR tree-optimization/38977
19842 PR gcov-profile/38292
19843 * calls.c (special_function_p): Disregard __builtin_ prefix.
19845 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19847 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19848 non-indexable addresses even before reload.
19850 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19853 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19854 as having variable size. Do not give an error for unnamed
19855 parameters with [*] declarators. Give a warning for type names
19856 with [*] declarators and mark them as variable size.
19857 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19858 for sizeof applied to [*] type names.
19860 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19863 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19865 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19867 * gcc.c (process_command): Update copyright notice dates.
19868 * gcov.c (print_version): Likewise.
19869 * gcov-dump.c (print_version): Likewise.
19870 * mips-tfile.c (main): Likewise.
19871 * mips-tdump.c (main): Likewise.
19873 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19876 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19877 for composite type involving a zero-length array type.
19879 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19882 * function.c (match_asm_constraints_1): Skip over
19883 initial optional % in the constraint.
19885 PR inline-asm/39059
19886 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19887 supported, don't accept FIXED_CSTs.
19888 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19889 and _Sat is used without _Fract/_Accum. Set specs->type to
19890 integer_type_node for cts_fract/cts_accum if fixed point is not
19893 2009-02-02 Catherine Moore <clm@codesourcery.com>
19895 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19897 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19899 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19900 (ABI_HAS_64BIT_SYMBOLS): Use it.
19901 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19903 2009-02-02 Paul Brook <paul@codesourcery.com>
19905 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19907 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19909 PR inline-asm/39058
19910 * recog.h (asm_operand_ok): Add constraints argument.
19911 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19912 recurse on matching constraint.
19913 (check_asm_operands): Pass constraints as 3rd argument to
19914 asm_operand_ok. Don't look up matching constraint here.
19915 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19918 2009-02-02 Ben Elliston <bje@au.ibm.com>
19920 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19921 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19923 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19925 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19926 information. Remove some obsolete information. Reorganize.
19928 * config/pa/fptr.c: Revert license to GPL 2.
19929 * config/pa/milli64.S: Likewise.
19931 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19934 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19935 LIBRARY name in, instead of hard-coding it.
19936 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19937 extra target make frag to tmake_files according to EH model.
19938 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19939 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19940 frags that define makefile variable EH_MODEL appropriately.
19941 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19942 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19943 to "-sjlj" according to type of EH configured.
19944 (LIBGCC_SONAME): Concatenate it to shared library base name.
19945 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19946 to "_sjlj" according to type of EH configured.
19947 (LIBGCC_SONAME): Concatenate it to shared library base name.
19948 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19949 (SHLIB_LINK): Add missing semicolon to if-else construct.
19950 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19951 string value of "pe_dll" command-line option.
19952 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19953 (SHLIB_SONAME): Use it when overriding t-cygming default.
19954 (SHLIB_IMPLIB): Override t-cygming default.
19955 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19956 string value of "pe_dll" command-line option.
19958 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19961 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19962 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19964 2009-01-31 Richard Guenther <rguenther@suse.de>
19966 PR tree-optimization/38937
19967 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19968 computing the transitive closure.
19970 2009-01-30 Richard Guenther <rguenther@suse.de>
19972 PR tree-optimization/39041
19973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19974 Propagate variable indices only if the types match for this stmt.
19976 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19979 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19980 inline but never defined.
19982 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19984 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19985 (*insv_h_di_reg_extimm): New insn.
19986 (*insv_l<mode>_reg_extimm): New insn.
19988 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19990 * config/picochip/picochip.c (flag_conserve_stack): set
19991 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19992 fconserve-stack. Reduce call-overhead used by inliner.
19994 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19997 * common.opt (flag_conserve_stack): Initialised to zero.
19999 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20002 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20003 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20006 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20008 * ira-color.c (allocno_reload_assign): Update comments.
20009 * regmove.c (regmove_optimize): Likewise.
20013 2009-01-29 Robert Millan <rmh@aybabtu.com>
20015 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20016 * config/i386/kopensolaris-gnu.h: New file. Undefine
20017 `MD_UNWIND_SUPPORT'.
20018 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20020 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20022 PR tree-optimization/39007
20023 * tree-loop-distribution.c (generate_builtin): Use
20024 recompute_dominator to compute the immediate dominator of the
20025 basic block just after the loop.
20027 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20029 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20030 (ASM_OUTPUT_DWARF_PCREL): Define.
20032 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20034 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20035 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20036 global. Modify entries about regmove and IRA.
20038 * ra-conflict.c: Remove the file.
20040 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20042 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20043 (pass_regclass_init): Rename to pass_reginfo_init.
20045 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20047 * toplev.h (flag_ira): Remove.
20049 * caller-save.c (setup_save_areas): Remove flag_ira.
20051 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20053 * global.c: Remove the file.
20055 * opts.c (decode_options): Remove flag_ira.
20057 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20059 * regmove.c: Modify file description.
20060 (find_use_as_address, try_auto_increment): Define them only if
20061 AUTO_INC_DEC is defined.
20062 (replacement_quality, replace_in_call_usage, fixup_match_1,
20063 stable_and_no_regs_but_for_p): Remove.
20064 (reg_set_in_bb): Make it static.
20065 (regmove_optimize): Remove flag_ira and code which worked for
20068 * local-alloc.c: Remove the file.
20070 * common.opt (fira): Remove.
20072 * ira.c: Include except.h.
20073 (eliminable_regset): Move from global.c.
20074 (mark_elimination): Ditto. Remove flag_ira.
20075 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20076 equiv_mem_modified, validate_equiv_mem_from_store,
20077 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20078 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20079 no_equiv, recorded_label_ref): Move from local-alloc.c.
20080 (update_equiv_regs): Ditto. Make it static.
20081 (print_insn_chain, print_insn_chains): Move it from global.c.
20082 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20083 (build_insn_chain): Ditto. Make it static.
20084 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20085 Rename to init_live_subregs.
20086 (gate_ira): Remove flag_ira.
20088 * regclass.c: Rename reginfo.c. Change file description.
20089 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20090 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20091 (init_reg_sets_1): Remove code for evaluation of
20092 reg_class_superclasses and losing_caller_save_reg_set.
20093 (init_regs): Remove init_reg_autoinc.
20094 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20095 ok_for_base_p_nonstrict): Remove.
20096 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20097 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20098 corresponding entries.
20099 (dump_regclass, record_operand_costs, scan_one_insn,
20100 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20101 record_address_regs, auto_inc_dec_reg_p): Remove.
20102 (gt-regclass.h): Rename to gt-reginfo.h.
20104 * rtl.h (dump_global_regs, retry_global_alloc,
20105 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20107 * Makefile.in (RA_H): Remove.
20108 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20109 Rename regclass.o to reginfo.o.
20110 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20112 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20113 (GTFILES): Rename regclass.c to reginfo.c.
20115 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20116 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20118 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20119 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20121 (finish_spills): Ditto. Remove code for !flag_ira.
20123 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20125 PR middle-end/35854
20126 * doc/invoke.texi (rtl debug options): Complete rewrite.
20127 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20129 * mode-switching.c (pass_mode_switching): Rename pass from
20130 "mode-sw" to "mode_sw".
20131 * except.c (pass_convert_to_eh_ranges): Rename pass from
20132 "eh-ranges" to "eh_ranges".
20133 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20137 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20138 Alexander Monakov <amonakov@ispras.ru>
20140 PR middle-end/38857
20141 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20143 (move_exprs_to_boundary): Change return type and pass through
20144 should_move from move_op. Relax assert. Update usage ...
20145 (schedule_expr_on_boundary): ... here. Use should_move instead of
20147 (move_op_orig_expr_found): Indicate that insn was disconnected from
20149 (code_motion_process_successors): Do not call after_merge_succs
20150 callback if original expression was not found when traversing any of
20152 (code_motion_path_driver): Change return type. Update prototype.
20153 (move_op): Update comment. Add a new parameter (should_move). Update
20154 prototype. Set *should_move based on indication provided by
20155 move_op_orig_expr_found.
20157 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20159 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20160 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20161 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20162 * config/rs6000/rs6000.c (rs6000_override_options): Default
20163 avoid-indexed-addresses on for Power6, off for everything else.
20164 (avoiding_indexed_address_p): New function.
20165 (rs6000_legitimize_address): Use it.
20166 (rs6000_legitimate_address): Likewise.
20167 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20169 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20171 PR tree-optimization/38997
20172 * tree-loop-distribution.c (generate_memset_zero): Use
20173 POINTER_PLUS_EXPR for a pointer addition.
20175 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20177 * config/s390/s390.md (bswap<mode>2): New pattern added.
20179 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20181 * config/s390/s390.md (*tls_load_31): Added type attribute.
20183 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20185 * config/s390/s390.md: Fix a few comments.
20187 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20189 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20190 (*tm<mode>_full): Fixed z10prop attribute.
20191 (*tst<mode>_extimm): Fixed z10prop attribute.
20192 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20193 (*tstqiCCT_cconly): Fixed z10prop attribute.
20194 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20195 (*movsi_larl): Fixed z10prop attribute.
20196 (*movsi_zarch): Fixed z10prop attribute.
20197 (*movsi_eas): Fixed z10prop attribute.
20198 (*movhi): Fixed z10prop attribute.
20199 (*movqi): Fixed z10prop attribute.
20200 (*movstrictqi): Fixed z10prop attribute.
20201 (*mov<mode>): Fixed z10prop attribute.
20202 (*movcc): Fixed z10prop attribute.
20203 (*sethighpartdi_64): Fixed z10prop attribute.
20204 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20205 (*negdi2_sign_cc): Fixed z10prop attribute.
20206 (*negdi2_sign): Fixed z10prop attribute.
20207 (*absdi2_sign_cc): Fixed z10prop attribute.
20208 (*absdi2_sign): Fixed z10prop attribute.
20209 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20210 (*negabsdi2_sign): Fixed z10prop attribute.
20211 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20212 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20213 (doloop_si64): Fixed z10prop attribute.
20214 (doloop_si31): Fixed z10prop attribute.
20215 (doloop_long): Fixed z10prop attribute.
20216 (indirect_jump): Fixed z10prop attribute.
20217 (nop): Fixed z10prop attribute.
20218 (main_base_64): Fixed z10prop attribute.
20219 (reload_base_64): Fixed z10prop attribute.
20221 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20223 PR rtl-optimization/38740
20224 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20226 * config/mips/mips.c (mips_reorg): Likewise.
20228 2009-01-28 Richard Guenther <rguenther@suse.de>
20230 PR tree-optimization/38926
20231 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20232 with the correct value id to a value.
20233 (do_regular_insertion): Use the value number of edoubleprime
20234 for the value number of the expr.
20237 2008-08-21 Richard Guenther <rguenther@suse.de>
20239 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20240 a PHI ask VN if it is already available.
20241 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20242 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20244 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20246 PR middle-end/38934
20247 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20248 set to varying whenever max has TREE_OVERFLOW set, similarly
20249 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20251 2009-01-28 Richard Guenther <rguenther@suse.de>
20253 PR middle-end/38908
20254 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20255 uninitialized aggregate uses in call arguments.
20257 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20259 PR tree-optimization/38984
20260 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20261 the nothing_id variable if -fno-delete-null-pointer-checks.
20263 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20266 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20267 (set_got_offset_rex64): Ditto.
20269 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20272 * doc/extend.texi: Improve local variable with asm reg.
20274 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20276 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20277 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20278 was not supplied then set warn_packed_bitfield_compat to the
20279 default value of 1.
20280 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20283 2009-01-27 Richard Guenther <rguenther@suse.de>
20285 PR tree-optimization/38503
20286 * cfgexpand.c (expand_gimple_basic_block): Ignore
20287 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20288 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20289 variables that cannot have TBAA applied.
20290 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20293 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20295 PR middle-end/38969
20296 * calls.c (initialize_argument_information): Do not wrap complex
20297 arguments in SAVE_EXPR.
20299 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20301 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20302 (INSTALL_LIBGCC): Revert typo commit.
20304 2009-01-26 Richard Guenther <rguenther@suse.de>
20306 PR tree-optimization/38745
20307 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20308 from special handling.
20310 2009-01-26 Richard Guenther <rguenther@suse.de>
20312 PR tree-optimization/38745
20313 * tree-ssa.c (execute_update_addresses_taken): Do not include
20314 variables that cannot possibly be a register in not_reg_needs.
20315 Do not clear TREE_ADDRESSABLE on vars that may not become
20317 * tree-ssa.c (update_alias_info_1): Include those in the set
20318 of addressable vars.
20320 2009-01-26 Richard Guenther <rguenther@suse.de>
20322 PR middle-end/38851
20323 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20324 * tree-ssa-dse.c: Include langhooks.h
20325 (execute_simple_dse): Remove stores with zero size.
20327 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20330 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20333 2009-01-24 Julian Brown <julian@codesourcery.com>
20335 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20336 config/arm/linux-atomic.c.
20337 * config/arm/linux-atomic.c: New.
20339 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20341 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20342 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20343 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20345 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20348 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20351 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20353 PR tree-optimization/38953
20354 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20355 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20356 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20357 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20360 2009-01-24 Paul Brook <paul@codesourcery.com>
20362 * config/arm/neon.md (neon_type): Move to arm.md.
20363 (neon_mov<VSTRUCT>): Add neon_type attribute.
20364 * config/arm/arm.md (neon_type): Move to here.
20365 (conds): Add "unconditioal" and use as default for NEON insns.
20367 2009-01-24 Ben Elliston <bje@au.ibm.com>
20369 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20370 void *' warning from -Wc++-compat.
20371 * Makefile.in (dominance.o-warn): Remove.
20373 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20375 PR tree-optimization/38932
20376 * fold-const.c (fold_unary_ignore_overflow): New.
20377 * tree.h (fold_unary_ignore_overflow): Declare.
20378 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20379 * tree-ssa-sccvn.c (visit_reference_op_load,
20380 simplify_unary_expression): Likewise.
20382 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20384 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20385 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20386 regardless of their type.
20387 * c-common.c (handle_packed_attribute): Don't ignore packed on
20389 * c.opt (Wpacked-bitfield-compat): New warning option.
20390 * stor-layout.c (place_field): Warn if offset of a field changed.
20391 * doc/extend.texi (packed): Mention the ABI change.
20392 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20393 (Warning Options): Add it to the list.
20395 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20397 * c-opts.c (c_common_post_options): Fix a typo in comments.
20399 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20401 PR middle-end/38615
20402 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20403 variables to static.
20404 * doc/invoke.texi (-fmerge-all-constants): Update description.
20406 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20409 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20410 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20412 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20414 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20416 (LOCAL_ALIGNMENT): Similarly.
20418 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20419 Joseph Myers <joseph@codesourcery.com>
20421 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20422 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20423 * config/arm/arm-tune.md: Regenerate.
20424 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20427 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20429 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20430 version number to five.
20432 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20435 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20436 * c-common.c (set_underlying_type): Likewise.
20437 (is_typedef_decl ): Likewise
20439 (set_underlying_type): Likewise.
20440 (is_typedef_type): Likewise.
20442 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20444 PR middle-end/38587
20445 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20448 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20451 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20452 (LIBGCC_SPEC): Don't define.
20453 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20455 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20457 PR rtl-optimization/38879
20458 * alias.c (base_alias_check): Unaligned access via AND address can
20459 alias all surrounding object types except those with sizes equal
20460 or wider than the size of unaligned access.
20462 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20465 * c-decl.c (clone_underlying_type): Move this ...
20466 * c-common.c (set_underlying_type): ... here.
20467 Also, make sure the function properly sets TYPE_STUB_DECL() on
20468 the newly created typedef variant type.
20469 (is_typedef_decl ): New entry point.
20470 * tree.h: Added a new member member_types_needing_access_check to
20471 struct tree_decl_non_common.
20472 (set_underlying_type): New entry point.
20473 (is_typedef_type): Likewise.
20475 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20477 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20478 Check whether two instructions have memory references that
20479 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20480 are helper functions for traversing.
20481 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20482 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20483 not to draw dependency edge for instructions with non-conflicting
20486 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20489 * longlong.h: Update copyright years. Use soft-fp license notice.
20490 Sync __clz_tab declaration with glibc.
20492 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20495 * doc/extend.texi (syscall_linkage): New.
20496 (version_id): Modify.
20498 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20499 Richard Guenther <rguenther@suse.de>
20501 PR tree-optimization/38747
20502 PR tree-optimization/38748
20503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20504 conversion if the base address is an indirect reference and the
20505 aliasing sets could cause issues.
20507 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20509 * common.opt (fgraphite, fgraphite-identity): Add comment for
20510 explaining why these options are not documented.
20512 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20514 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20515 gimple_call_lhs is NULL.
20517 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20520 * emit-rtl.c (adjust_address_1): Make sure memref is never
20523 2009-01-20 Ben Elliston <bje@au.ibm.com>
20525 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20526 const qualifier from arg parameter. Remove unnecessary cast to char *.
20527 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20528 const qualifier from arg 2.
20530 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20532 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20534 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20537 * rtl.h (reinit_regs): New prototype.
20538 * regclass.c: Include ira.h.
20539 (reinit_regs): New.
20540 * Makefile.in (regclass.o): Add ira.h.
20541 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20543 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20546 * c-common.c (handle_aligned_attribute): Use
20547 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20548 default alignment value.
20550 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20552 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20553 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20555 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20556 __BIGGEST_ALIGNMENT__.
20558 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20560 2009-01-18 Richard Guenther <rguenther@suse.de>
20562 PR tree-optimization/38819
20563 * tree-flow.h (operation_could_trap_helper_p): Declare.
20564 * tree-eh.c (operation_could_trap_helper_p): Export.
20565 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20566 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20567 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20568 are about to insert a possibly trapping instruction and fail
20571 2009-01-18 Andreas Schwab <schwab@suse.de>
20573 * doc/install.texi (Configuration): Remove obsolete paragraph
20574 about use of --with-gnu-ld with --with-gnu-as.
20576 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20578 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20579 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20580 Follow spelling conventions.
20582 2009-01-18 Ben Elliston <bje@au.ibm.com>
20584 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20585 C++ warning about implicit conversion from void * to struct
20587 (bitmap_obstack_free): Likewise for bitmap_element *.
20588 * Makefile.in (bitmap.o-warn): Remove.
20590 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20592 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20594 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20595 Tobias Grosser <tobi.grosser@amd.com>
20597 * graphite.c (graphite_trans_scop_block): Do not block single
20600 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20602 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20603 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20604 test with assertion.
20606 2009-01-16 Richard Guenther <rguenther@suse.de>
20608 PR tree-optimization/38835
20609 PR middle-end/36227
20610 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20611 and INT + PTR -> (INT)(PTR p+ INT) folding.
20612 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20614 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20617 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20618 the subreg from a lowpart subreg if it is also casting the value.
20620 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20621 Tobias Grosser <tobi.grosser@amd.com>
20623 * graphite.c (compare_prefix_loops): New.
20624 (build_scop_canonical_schedules): Rewritten.
20625 (graphite_transform_loops): Move build_scop_canonical_schedules
20626 after build_scop_iteration_domain.
20628 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20629 Tobias Grosser <tobi.grosser@amd.com>
20631 * graphite.c (add_conditions_to_domain): Add the loops to
20632 the dimension of the iteration domain. Do copy the domain
20633 only when it exists.
20634 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20635 (add_conditions_to_constraints): New.
20636 (can_generate_code_stmt, can_generate_code): Removed.
20637 (gloog): Do not call can_generate_code.
20638 (graphite_transform_loops): Call add_conditions_to_constraints
20639 after building the iteration domain.
20641 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20643 PR tree-optimization/38789
20644 * tree-ssa-threadedge.c
20645 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20646 __builtin_constant_p.
20648 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20650 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20651 examined before deleting them.
20653 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20655 * function.c (aggregate_value_p): Correctly extract the function
20656 type from CALL_EXPR_FN lookup.
20658 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20660 * config/picochip/picochip.c (picochip_override_options): Revert
20661 CFI asm flag disable commited previously.
20663 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20664 Tobias Grosser <tobi.grosser@amd.com>
20665 Jan Sjodin <jan.sjodin@amd.com>
20667 * graphite.c (scan_tree_for_params): On substractions negate
20668 all the coefficients of the term.
20669 (clast_to_gcc_expression_red): New. Handle reduction expressions
20670 of more than two operands.
20671 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20672 (get_vdef_before_scop): Handle also the case of default definitions.
20674 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20676 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20677 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20678 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20680 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20681 Joey Ye <joey.ye@intel.com>
20683 PR middle-end/37843
20684 * cfgexpand.c (expand_stack_alignment): Don't update stack
20685 boundary nor check incoming stack boundary here.
20686 (gimple_expand_cfg): Update stack boundary and check incoming
20687 stack boundary here.
20689 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20691 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20693 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20695 PR rtl-optimization/38245
20696 * calls.c (expand_call): Add stack arguments to
20697 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20698 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20699 in regs and partially in memory or BLKmode arguments.
20700 (emit_library_call_value_1): Add stack arguments to
20701 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20702 ACCUMULATE_OUTGOING_ARGS).
20703 * dce.c: Include tm_p.h.
20704 (find_call_stack_args): New function.
20705 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20707 (mark_insn): Call find_call_stack_args for CALL_Ps.
20708 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20709 forwards. Allocate and free arg_stores bitmap if needed, pass it
20710 down to deletable_insn_p, don't mark stores set in arg_stores
20711 bitmap, clear the bitmap at the beginning of each bb.
20712 * Makefile.in (dce.o): Depend on $(TM_P_H).
20714 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20717 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20718 to make sure the insn is a conditional test (bug 22599). Reformat a
20721 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20723 PR middle-end/38431
20724 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20725 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20726 (gloog): Do not call cleanup_tree_cfg.
20727 (graphite_transform_loops): Call cleanup_tree_cfg after all
20728 scops have been code generated.
20730 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20731 * doc/gty.texi (Invoking the garbage collector): Added new node
20732 and section documenting ggc_collect.
20734 2009-01-14 Richard Guenther <rguenther@suse.de>
20736 PR tree-optimization/38826
20737 PR middle-end/38477
20738 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20739 initialization notes only if we actually emitted a warning.
20740 (intra_create_variable_infos): Add constraints for a result decl
20741 that is passed by hidden reference.
20742 (build_pred_graph): Mark all related variables non-direct on
20745 2009-01-14 Nick Clifton <nickc@redhat.com>
20747 * ira-conflicts.c: Include addresses.h for the definition of
20749 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20750 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20752 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20755 * Makefile.in (ira-lives.o): Add except.h.
20757 * ira-lives.c: Include except.h.
20758 (process_bb_node_lives): Process can_throw_internal.
20760 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20762 PR rtl-optimization/38774
20763 * combine.c (simplify_set): When undoing cc_use change, don't do
20764 PUT_CODE on the newly created comparison, but instead put back the
20767 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20769 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20770 values. Remove duplicate arm8 entry.
20772 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20774 PR tree-optimization/38786
20775 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20776 the SSA_NAME case of expand_scalar_variables_expr.
20777 Set the type of an expression to the type of its assign statement.
20778 (expand_scalar_variables_expr): Also gather the scalar computation
20779 used to index the memory access. Do not pass loop_p.
20780 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20781 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20782 the gimple_stmt_iterator where it inserts new code.
20783 Do not pass loop_p.
20784 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20785 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20787 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20789 * graphite.h (debug_value): Removed.
20790 * graphite.c (debug_value): Removed.
20792 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20794 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20795 ldrd/strd with two 32-bit instructions.
20797 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20799 * config/arm/arm.c (struct processors): Pass for speed down into
20800 cost helper functions.
20801 (const_ok_for_op): Handle COMPARE and inequality nodes.
20802 (arm_rtx_costs_1): Rewrite.
20803 (arm_size_rtx_costs): Update prototype.
20804 (arm_rtx_costs): Pass speed down to helper functions.
20805 (arm_slowmul_rtx_costs): Rework cost calculations.
20806 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20807 (arm_9e_rtx_costs): Likewise.
20809 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20811 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20812 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20813 (alpha_legitimize_address): Do not split local symbols wider than
20814 UNITS_PER_WORD into HIGH/LO_SUM parts.
20816 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20819 * gcc.c (process_command): Replace call to execvp with calls
20820 to pex_one and exit.
20822 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20825 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20826 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20827 variant for devices with 3-byte PC.
20828 (__tablejump_elpm__): New.
20830 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20833 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20834 offsetof member-designator, handle it as `[0].'.
20836 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20838 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20839 function when not using named sections on targets with named sections
20840 if branch distance is less than 262132.
20842 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20844 * combine.c (combine_instructions): Recompute
20845 optimize_this_for_speed_p for each BB in the main combine loop.
20847 2009-01-12 Tomas Bily <tbily@suse.cz>
20850 * tree-loop-distribution.c (prop_phis): New function.
20851 (generate_builtin): Call prop_phis.
20852 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20854 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20856 PR tree-optimization/38807
20857 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20858 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20860 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20862 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20863 subreg of op0 to the original op0.
20865 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20867 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20869 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20872 * mips-tfile.c (parse_def): Fix parsing of def strings
20873 starting with digits.
20875 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20878 * config/arm/arm.c (arm_is_long_call_p): Don't call
20879 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20881 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20883 * regrename.c (regrename_optimize): Fix dumping.
20884 (find_oldest_value_reg): Preserve REG_POINTER.
20885 (copy_hardreg_forward_1): Likewise.
20887 2009-01-09 Diego Novillo <dnovillo@google.com>
20889 * gimple.h (struct gimple_statement_base) <uid>: Document
20890 the restrictions on its use.
20891 (gimple_uid): Tidy.
20892 (gimple_set_uid): Tidy.
20894 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20896 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20897 zero guard even if align_bytes != 0 and count is smaller than
20900 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20902 PR rtl-optimization/38495
20903 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20904 (add_range_and_copies_from_move_list): Print all added ranges.
20905 Add ranges to memory optimized destination.
20907 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20911 * config/i386/i386.c (override_options): Reject
20912 -mstringop-strategy=rep_8byte with -m32.
20913 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20914 to 1. Do count comparison against epilogue_size_needed at compile
20915 time even when count_exp was constant forced into register. For
20916 size_needed don't jump to epilogue, instead just avoid aligning
20917 and invoke the body algorithm. If need_zero_guard, add zero guard
20918 even if count is non-zero, but smaller than size_needed + number of
20919 bytes that could be stored for alignment.
20920 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20921 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20922 but smaller than size_needed + number of bytes that could be stored
20923 for alignment. Compare size_needed with epilogue_size_needed instead
20924 of desired_align - align, don't adjust size_needed, pass
20925 epilogue_size_needed to the epilogue expanders.
20928 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20930 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20932 * pa.c (last_address): Change to unsigned.
20933 (update_total_code_bytes): Change argument to unsigned. Don't
20934 check if insn addresses are set.
20935 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20936 addresses are not set.
20937 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20939 2009-01-09 Nick Clifton <nickc@redhat.com>
20941 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20942 DECL_DECLARED_INLINE_P.
20944 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20946 PR middle-end/38347
20947 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20948 GET_MODE (op0) in operand_subword_force calls.
20950 PR middle-end/38771
20951 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20952 fold_convert arg0 operands to TREE_TYPE (op0) first.
20954 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20956 * params.def (ira-max-conflict-table-size): Decrease default value
20959 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20961 PR tree-optimization/37031
20962 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20964 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20965 allocate it using gc instead of heap, use VEC_quick_push instead of
20967 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20968 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20969 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20970 allocated vector from heap allocated.
20971 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20972 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20973 vector only after perfect_loop_nest_depth call.
20975 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20976 Jan Sjodin <jan.sjodin@amd.com>
20978 PR tree-optimization/38559
20979 * graphite.c (debug_value, copy_constraint,
20980 swap_constraint_variables, scale_constraint_variable, ): New.
20981 (get_lower_bound, get_upper_bound): Removed.
20982 (graphite_trans_bb_strip_mine): Clean up this code that works
20983 only for constant number of iterations. Fully copy upper and
20984 lower bound constraints, not only the constant part of them.
20985 * graphite.h (debug_value): Declared.
20987 2009-01-08 Ira Rosen <irar@il.ibm.com>
20989 PR tree-optimization/37194
20990 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20991 Don't add the cost of cost model guard in prologue to scalar
20992 outside cost in case of known number of iterations.
20994 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20995 Alan Modra <amodra@bigpond.net.au>
20997 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20998 non-word-aligned REG+CONST addressing.
21000 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21003 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21004 free_after_compilation when outputting a thunk.
21005 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21006 Do not call free_after_compilation here.
21008 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21010 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21011 (ix86_valid_target_attribute_inner_p): Ditto.
21013 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21015 PR tree-optimization/38492
21016 PR tree-optimization/38498
21017 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21018 * tree-chrec.h (scev_is_linear_expression): Declared.
21019 * graphite.c (graphite_cannot_represent_loop_niter): New.
21020 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21021 (graphite_loop_normal_form): Use gcc_assert.
21022 (scan_tree_for_params): Use CASE_CONVERT.
21023 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21024 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21025 Use gcc_assert. Discard scops that contain unhandled cases.
21026 (build_scop_conditions): Return a boolean status for unhandled cases.
21027 (strip_mine_profitable_p): Print the loop number, not its depth.
21028 (is_interchange_valid): Pass the depth of the loop nest, don't
21029 recompute it wrongly.
21030 (graphite_trans_bb_block): Same.
21031 (graphite_trans_bb_block): Print tentative of loop blocking.
21032 (graphite_trans_scop_block): Do not print that the loop has been
21034 (graphite_transform_loops): Do not handle scops that contain condition
21037 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21039 AVX Programming Reference (December, 2008)
21040 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21041 (_mm256_stream_pd): Likewise.
21042 (_mm256_stream_ps): Likewise.
21044 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21045 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21046 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21047 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21048 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21049 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21050 (ix86_expand_special_args_builtin): Likewise.
21052 * config/i386/sse.md (AVXMODEDI): New.
21053 (avx_movnt<mode>): Likewise.
21054 (avx_movnt<mode>): Likewise.
21055 (<sse>_movnt<mode>): Remove AVX support.
21056 (sse2_movntv2di): Likewise.
21058 2009-01-07 Richard Guenther <rguenther@suse.de>
21060 PR middle-end/38751
21061 * fold-const.c (extract_muldiv): Remove obsolete comment.
21062 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21063 to PLUS_EXPR canonicalization for the canonicalization.
21065 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21067 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21068 hosted cross-compilers generating less efficient code.
21070 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21072 * function.h (rtl_data): Add a dbr_scheduled_p field.
21073 * reorg.c (dbr_schedule): Set it.
21074 (gate_handle_delay_slots): Check it.
21075 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21076 (mips_reorg): Check flag_delayed_branch instead of
21077 mips_base_delayed_branch.
21078 (mips_override_options): Don't set mips_base_delayed_branch
21079 or flag_delayed_branch.
21081 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21083 PR rtl-optimization/38426.
21084 * ira.c (ira): Set current_function_is_leaf earlier.
21086 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21088 PR rtl-optimization/38722
21089 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21090 too early, only set a flag and modify after last possible
21093 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21096 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21097 * real.c (decimal_single_format): Correct values of emin and emax.
21098 (decimal_double_format): Ditto.
21099 (decimal_quad_format): Ditto.
21100 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21101 computation of DECnn_MIN and DECnn_MAX for corrected values of
21102 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21103 __DECnn_MIN__, and adjust its computation for the corrected value
21106 2009-01-06 Jan Hubicka <jh@suse.cz>
21109 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21111 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21113 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21114 Add Robert Clark to the list of testers.
21116 2009-01-06 Jan Hubicka <jh@suse.cz>
21117 Kai Tietz <kai.tietz@onevision.com>
21119 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21120 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21122 2009-01-06 Jan Hubicka <jh@suse.cz>
21123 Kai Tietz <kai.tietz@onevision.com>
21125 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21127 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21128 (ix86_nsaved_regs): Count only general purpose regs.
21129 (ix86_nsaved_sseregs): New.
21130 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21131 to 16 for w64; compute padding and size of sse reg save area.
21132 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21133 general purpose regs.
21134 (ix86_emit_save_sse_regs_using_mov): New.
21135 (ix86_expand_prologue): Save SSE regs if needed.
21136 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21137 (ix86_emit_restore_sse_regs_using_mov): New.
21138 (ix86_expand_epilogue): Save SSE regs if needed.
21140 2009-01-06 Jan Hubicka <jh@suse.cz>
21141 Kai Tietz <kai.tietz@onevision.com>
21143 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21144 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21145 functions when accumulate outgoing args is off.
21147 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21150 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21151 before using pseudos_have_intersected_live_ranges_p.
21153 * ira-int.h (ira_assert): Always define.
21155 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21157 AVX Programming Reference (December, 2008)
21158 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21159 (_mm256_permute2_pd): Likewise.
21160 (_mm_permute2_ps): Likewise.
21161 (_mm256_permute2_ps): Likewise.
21162 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21163 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21165 * config/i386/i386.c (ix86_builtins): Remove
21166 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21167 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21168 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21169 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21170 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21171 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21172 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21173 __builtin_ia32_vpermil2ps256.
21174 (ix86_init_mmx_sse_builtins): Updated.
21175 (ix86_expand_args_builtin): Likewise.
21177 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21179 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21180 long absolute calls when generating PA 2.0 code.
21182 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21184 PR rtl-optimization/38583
21185 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21187 * params.def (ira-max-conflict-table-size): New.
21189 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21191 * ira.h (ira_conflicts_p): New external definition.
21193 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21194 table. Report this. Return result of building.
21195 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21196 building conflict table.
21198 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21199 (ira_color): Use ira_conflicts_p.
21201 * global.c: Include ira.h.
21202 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21205 * Makefile.in (global.o): Add ira.h.
21207 * ira-build.c (mark_all_loops_for_removal,
21208 propagate_some_info_from_allocno): New.
21209 (remove_unnecessary_allocnos): Call
21210 propagate_some_info_from_allocno.
21211 (remove_low_level_allocnos): New.
21212 (remove_unnecessary_regions): Add parameter. Call
21213 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21214 parameter to remove_unnecessary_regions.
21215 (ira_build): Remove all regions but root if the conflict table was
21216 not built. Update conflict hard regs for allocnos crossing calls.
21218 * ira.c (ira_conflicts_p): New global.
21219 (ira): Define and use ira_conflicts_p.
21221 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21222 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21223 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21225 2009-01-06 Ben Elliston <bje@au.ibm.com>
21227 * gengtype-lex.l (YY_NO_INPUT): Define.
21229 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21232 * c-common.c (handle_vector_size_attribute): Also reject
21233 BOOLEAN_TYPE types.
21235 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21237 PR tree-optimization/38492
21238 * graphite.c (rename_map_elt, debug_rename_elt,
21239 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21240 rename_map_elt_info, eq_rename_map_elts,
21241 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21242 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21243 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21244 (sese_build_livein_liveouts): New.
21245 (new_sese, free_sese): New.
21246 (new_scop): Call new_sese.
21247 (free_scop): Call free_sese.
21248 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21249 (register_old_new_names): Renamed register_old_and_new_names.
21250 (register_scop_liveout_renames, add_loop_exit_phis,
21251 insert_loop_close_phis, struct igp,
21252 default_liveout_before_guard, add_guard_exit_phis,
21253 insert_guard_phis, copy_renames): New.
21254 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21255 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21256 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21257 (scop_adjust_phis_for_liveouts): New.
21258 (gloog): Call scop_adjust_phis_for_liveouts.
21260 * graphite.h (struct sese): Documented. Added fields liveout,
21261 num_ver and livein.
21262 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21263 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21264 (struct scop): Added field liveout_renames.
21265 (SCOP_LIVEOUT_RENAMES): New.
21267 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21269 PR tree-optimization/38510
21270 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21271 (translate_clast): Call recompute_all_dominators before
21273 (gloog): Call recompute_all_dominators before graphite_verify.
21275 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21276 Jan Sjodin <jan.sjodin@amd.com>
21278 PR tree-optimization/38500
21279 * graphite.c (create_sese_edges): Call fix_loop_structure after
21282 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21284 * config.gcc: Add m32r*-*-rtems*.
21285 * config/m32r/rtems.h: New file.
21287 2009-01-05 Ben Elliston <bje@au.ibm.com>
21289 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21290 (.po.pox): Likewise.
21291 (po/gcc.pot): Likewise.
21293 2009-01-04 David S. Miller <davem@davemloft.net>
21295 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21296 (STARTING_FRAME_OFFSET): Always set to zero.
21298 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21300 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21301 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21302 fixed-point types, and vectors of the same.
21304 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21306 * config/mips/sync.md (*mb_barrier): Rename to...
21307 (*memory_barrier): ...this.
21309 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21311 * doc/extend.texi (Function Attributes): Move @cindex after @item
21312 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21313 and put in alphabetical order. Fix 'target' name and put in order.
21314 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21317 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21319 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21320 (memory_barrier): Expand as unspec instead of unspec_volatile.
21321 Remove mem:BLK from insn operands. Use Pmode scratch register.
21322 (*memory_barrier): Define as unspec instead of unspec_volatile.
21323 Use (match_dup 0) as input operand.
21325 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21326 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21327 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21328 scratch register. Remove operand 1.
21329 (*stbar): Define as unspec instead of unspec_volatile.
21330 Use (match_dup 0) as input operand, remove (const_int 8).
21331 (*membar): Define as unspec instead of unspec_volatile.
21332 Use (match_dup 0) as input operand, remove input operand 2.
21334 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21335 (memory_barrier): Expand as unspec instead of unspec_volatile.
21336 Remove mem:BLK from insn operands. Use Pmode scratch register.
21337 (*memory_barrier): Define as unspec instead of unspec_volatile.
21338 Use (match_dup 0) as input operand.
21340 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21341 Remove mem:BLK from insn operands. Use Pmode scratch register.
21342 Set volatile flag on operand 0.
21343 (*memory_barrier): New insn pattern.
21345 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21347 (*memory_barrier): Use (match_dup 0) as input operand.
21349 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21350 Remove mem:BLK from insn operands. Use Pmode scratch register.
21351 Set volatile flag on operand 0.
21352 (*mb_internal): New insn pattern.
21354 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21356 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21358 PR middle-end/38586
21359 * function.c (struct temp_slot): Move to the section of the file
21360 that deals with temp slots. Remove field 'address'.
21361 (temp_slot_address_table): New hash table of address -> temp slot.
21362 (struct temp_slot_address_entry): New struct, items for the table.
21363 (temp_slot_address_compute_hash, temp_slot_address_hash,
21364 temp_slot_address_eq, insert_temp_slot_address): Support functions
21366 (find_temp_slot_from_address): Rewrite to use the new hash table.
21367 (remove_unused_temp_slot_addresses): Remove addresses of temp
21368 slots that have been made available.
21369 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21370 worker function for remove_unused_temp_slot_addresses.
21371 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21372 Add the temp slot address to the address -> temp slot map.
21373 (update_temp_slot_address): Update via insert_temp_slot_address.
21374 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21375 (pop_temp_slots): Likewise.
21376 (init_temp_slots): Allocate the address -> temp slot map, or empty
21377 the map if it is already allocated.
21378 (prepare_function_start): Initialize temp slot processing.
21380 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21382 PR middle-end/38584
21383 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21384 Calculate the size of all stack vars assuming no packing of stack
21385 vars will happen, replacing a quadratic algorithm with a linear one.
21387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21390 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21393 2009-01-03 Diego Novillo <dnovillo@google.com>
21395 * doc/contrib.texi: Update contributions.
21397 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21400 * builtins.c (fold_builtin_memory_op): Give up if either operand
21401 is volatile. Set srctype or desttype to non-qualified version
21405 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21406 and FUNCTION_DECLs.
21408 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21410 PR rtl-optimization/35805
21411 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21412 problem if fast dce is able to remove any instructions.
21413 * dce.c (dce_process_block): Fix dump message.
21415 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21418 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21420 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21422 PR middle-end/38690
21423 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21424 * tree-pretty-print.c (op_code_prio): New function.
21425 (op_prio): No longer static. Use op_code_prio.
21426 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21427 Use op_prio and op_code_prio to determine if () should be
21428 printed around operand(s) or not.
21430 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21431 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21432 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21433 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21434 pp_character instead of pp_string for single letter printing.
21436 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21438 * doc/extend.texi: Fix '#pragma GCC option' typo.
21440 2009-01-02 Richard Guenther <rguenther@suse.de>
21442 * doc/install.texi (--enable-checking): Mention different
21443 default for stage1.
21444 (--enable-stage1-checking): Document.
21446 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21448 PR middle-end/30142
21449 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21450 case to be an error.
21452 2009-01-02 Ben Elliston <bje@au.ibm.com>
21454 * config/fp-bit.h (pack_d): Constify argument.
21455 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21456 (isnan): Constify argument.
21458 (iszero): Likewise.
21459 (pack_d): Likewise.
21460 (_fpadd_parts): Constify return type.
21461 (_fpmul_parts): Likewise.
21462 (_fpdiv_parts): Likewise.
21464 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21467 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21468 warn about overwriting initializer with side-effects or
21469 -Woverride-init if !IMPLICIT.
21470 (output_init_element): Likewise. Pass IMPLICIT down to
21472 (process_init_element): Add IMPLICIT argument. Pass it down
21473 to output_init_element.
21474 (push_init_element, pop_init_level, set_designator): Adjust
21475 process_init_element callers.
21476 (set_nonincremental_init, set_nonincremental_init_from_string):
21477 Adjust add_pending_init callers.
21478 (output_pending_init_elements): Adjust output_init_element callers.
21479 * c-tree.h (process_init_element): Adjust prototype.
21480 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21481 process_init_element callers.
21484 Copyright (C) 2009 Free Software Foundation, Inc.
21486 Copying and distribution of this file, with or without modification,
21487 are permitted in any medium without royalty provided the copyright
21488 notice and this notice are preserved.