1 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7 2009-08-19 Jason Merrill <jason@redhat.com>
9 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10 supported template depth in C++0x.
12 2009-08-19 Jakub Jelinek <jakub@redhat.com>
14 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
15 free_after_compilation.
16 * config/score/score7.c (score7_output_mi_thunk): Likewise.
17 * config/score/score3.c (score3_output_mi_thunk): Likewise.
18 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
21 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
24 2009-08-19 Ian Lance Taylor <iant@google.com>
26 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
27 of (plus (mult (neg B) C) A).
29 2009-08-18 Michael Matz <matz@suse.de>
31 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
32 instead of comparing TYPE_MAIN_VARIANT for equality.
33 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
34 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
35 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
36 * gimplify.c (goa_lhs_expr_p): Ditto and use
37 STRIP_USELESS_TYPE_CONVERSION.
39 2009-08-18 Michael Matz <matz@suse.de>
41 * tree-ssa-structalias.c (create_variable_info_for): Also mark
42 first field in a struct.
43 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
45 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
47 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
48 locators before emit_insn is called. Remove assert that
50 (alpha_end_function): Clear crtl->emit structure and free insn
51 locators if cfun->is_thunk is true.
53 2009-08-18 Jason Merrill <jason@redhat.com>
55 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
57 * configure.ac: Test for it.
58 * configure, config.in: Regenerate.
59 * doc/install.texi: Document --enable-gnu-unique-object.
61 2009-08-18 Richard Guenther <rguenther@suse.de>
64 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
65 pow(x,y*z) only if x is nonnegative.
67 2009-08-18 Jakub Jelinek <jakub@redhat.com>
69 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
73 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
74 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
76 2009-08-17 DJ Delorie <dj@redhat.com>
78 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
79 * config/m32c/prologue.md (epilogue_freit): New.
81 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
82 (bank_switch_p): Likewise.
83 (fast_interrupt_p): Likewise.
84 (interrupt_p): Likewise.
85 (m32c_conditional_register_usage): Round memregs size up.
86 (need_to_save): We only need to save $a0 when we use ENTER.
87 (interrupt_p): Check for fast_interrupt too.
89 (fast_interrupt_p): New.
90 (m32c_attribute_table): Add bank_switch and fast_interrupt.
91 (m32c_emit_prolog): Support bank switching and fast interrupts.
92 * doc/extend.texi (Function Attributes): Add bank_switch and
95 2009-08-17 Douglas B Rupp <rupp@gnat.com>
97 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
98 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
100 2009-08-16 Douglas B Rupp <rupp@gnat.com>
102 * doc/invoke.texi (Target options):
103 Add new option list for IA-64/VMS.
104 (menu): Add IA-64/VMS Options.
105 (IA-64/VMS Options): Likewise.
107 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
110 * config/mips/mips.md (*lwxs): Use :P for pointer values.
112 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
114 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
115 (mips_pop_asm_switch): Likewise.
116 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
118 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
119 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
120 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
121 (mips_print_operand_punctuation): Use them. Check mips_noreorder
122 instead of set_noreorder.
123 (mips_output_function_prologue): Use the new functions.
124 (mips_output_function_epilogue): Likewise.
125 (mips_need_noat_wrapper_p): New function, split out from...
126 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
127 Use mips_push_asm_switch and mips_pop_asm_switch.
128 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
129 and mips_pop_asm_switch.
130 (ASM_OUTPUT_REG_POP): Likewise.
131 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
132 Use mips_pop_asm_switch.
133 (mips_asm_switch): New structure.
134 (set_noreorder, set_nomacro): Replace with...
135 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
136 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
137 instead of set_nomacro.
138 (fix_truncsfsi2_macro): Likewise.
139 (cprestore): Likewise.
140 (hazard): Use mips_noreorder instead of set_noreorder.
141 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
143 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
145 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
146 from prev_active_insn.
148 2009-08-16 Anatoly Sokolov <aesok@post.ru>
150 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
151 * config/avr/avr.c (avr_override_options): Initialize
152 avr_current_arch variable.
153 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
154 __AVR_HAVE_16BIT_SP__ according to the device type.
155 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
157 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
158 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
160 2009-08-16 Dodji Seketeli <dodji@redhat.com>
163 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
164 generating inlined subroutine die only. We shouldn't be
165 called for anything else.
166 (gen_block_die): Don't generate inline subroutine debug info for
169 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
171 * graphite-poly.c (print_pbb): Print PBB index.
173 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
176 * graphite-interchange.c (ppl_max_for_le): Moved...
177 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
178 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
179 ppl_Pointset_Powerset_C_Polyhedron_maximize.
180 * graphite-ppl.h (ppl_max_for_le): Declared.
182 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
184 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
185 supported on all platforms.
186 * target.h (struct gcc_target): Remove
187 handle_pragma_redefine_extname.
188 * c-cppbuiltin.c: Remove use of
189 targetm.handle_pragma_redefine_extname.
190 * c-pragma.c: Likewise.
191 * target-def.h (TARGET_INITIALIZER): Remove
192 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
193 * config/sol2.h: Remove use of
194 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
196 2009-08-14 Douglas B Rupp <rupp@gnat.com>
198 * config/ia64/fde-vms.c: New file.
199 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
200 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
201 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
202 (uw_frame_state_for): Only register a personality routine if it is
203 known to be compatible with our expectations.
204 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
205 Declare unw_table_entry stack variable and
206 mod all calls to _Unwind_FindTableEntry to add arg.
207 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
208 (_Unwind_FindTableEntry): Add arg to prototype.
210 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
212 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
213 field 'signal_pfs_loc'.
214 (uw_frame_state_for): Remove duplicate code dealing with leaf
215 procedures without unwind info.
216 If in the frame after unwinding through a signal handler, restore
217 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
218 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
219 'pfs_loc' to the AR.PFS location in the signal context; instead
220 set 'signal_pfs_loc'.
221 Manually generate the unwind info for the AR.PFS register.
222 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
223 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
224 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
225 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
226 instead set 'signal_pfs_loc'.
227 Remove code preventing the AR.PFS register from being restored
228 from the signal context.
230 2009-08-14 Douglas B Rupp <rupp@gnat.com>
231 Tristan Gingold <gingold@adacore.com>
233 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
234 * config/ia64/t-vms: New file.
235 * config/ia64/vms64.h: New file.
236 * config/ia64/vms.h: New file.
237 * config/ia64/vms-crtinit.asm: New file.
238 * config/ia64/vms_symvec_libgcc_s.opt: New file.
239 * config/ia64/vms-unwind.h: New file.
241 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
243 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
246 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
249 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
250 version. Move declaration...
251 * real.h (do_mpc_arg2): ... here.
252 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
255 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
257 * final.c (add_debug_prefix_map): Don't use GC memory for
258 old_prefix and new_prefix.
260 2009-08-14 Richard Guenther <rguenther@suse.de>
262 * ipa-prop.c (compute_complex_pass_through): If we cannot
263 compute a non-varying offset for IPA_JF_ANCESTOR punt.
265 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
267 * c-lex.c (c_lex_with_flags): Increase size of local variable
268 to avoid memory clobber.
270 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
273 * config/i386/i386.c (ix86_fp_comparison_strategy):
274 Only enable/disable sahf at function granularity.
276 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
278 PR rtl-optimization/41064
279 * reload1.c (reload_as_needed): Don't call extract_insn
280 for known invalid replacements after calling
281 validate_replace_rtx_group and verify_changes.
283 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
287 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
288 ix86_expand_fp_vcond.
289 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
290 Assert that operation is supported by ix86_expand_int_vcond.
291 (vcondu<SSEMODE124C8:mode>): Ditto.
293 2009-08-13 DJ Delorie <dj@redhat.com>
295 * config/i386/djgpp-stdint.h: New.
296 * config.gcc (djgpp): Use it.
298 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
300 * config/sh/sh.c (sh_override_options): When flag_exceptions or
301 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
303 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
305 * tree-ssa-loop-prefetch.c
306 (prune_ref_by_group_reuse): Enhance probabilistic analysis
307 for long-stride pruning.
308 (compute_miss_rate): New function to compute the probability
309 that two memory references access different cache lines.
311 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
313 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
315 2009-08-13 Richard Guenther <rguenther@suse.de>
318 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
319 use the constant pointer type.
320 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
321 of CV qualifiers on the target pointer type.
322 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
323 conversion check before restrict check.
325 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
328 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
330 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
332 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
334 2009-08-12 Richard Guenther <rguenther@suse.de>
336 PR tree-optimization/41011
337 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
338 and reference constructing.
340 2009-08-12 Xinliang David Li <davidxl@google.com>
342 PR tree-optimization/41012
343 * tree-flow.h : New external interface.
344 * gimple-low.c (check_call_arg): Change to public function.
345 Remove argument mismatch check in lowering.
346 * tree-inline.h (tree_can_inline_p): Interface change.
347 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
349 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
350 Call change to tree_can_inline_p function.
351 (cgraph_decide_inlining_incrementally): Ditto.
353 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
355 PR tree-optimization/41031
356 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
357 on the partition variable rather than promote_mode on the source
358 type. Assert that the partition variable's type has the same
359 mode as the source value's.
361 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
363 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
365 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
367 * calls.c (expand_call): Fix typo.
368 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
370 * stmt.c (expand_value_return): Use promote_function_mode to copy out
372 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
373 * config/cris/cris.c (cris_promote_function_mode): Likewise.
374 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
375 * config/pa/pa.c (pa_promote_function_mode): Likewise.
377 2009-08-11 Andrew Haley <aph@redhat.com>
379 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
381 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
384 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
386 2009-08-12 Richard Guenther <rguenther@suse.de>
388 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
389 * gimplify.c (gimplify_modify_expr): Do not use
390 lang_hooks.types_compatible_p.
391 * tree-ssa.c (useless_type_conversion_p): For aggregates
392 just return false if the canonical types differ.
394 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
397 * sese.c (convert_for_phi_arg): New.
398 (add_guard_exit_phis): Use convert_for_phi_arg.
400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
402 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
403 unknown subscript upper bounds.
405 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
406 Pranav Garg <pranav.garg2107@gmail.com>
408 * graphite-interchange.c (gather_access_strides): Removed.
409 (ppl_max_for_le): New.
410 (build_linearized_memory_access): New.
411 (memory_stride_in_loop): New.
412 (pbb_interchange_profitable_p): Reimplemented.
413 * graphite-ppl.h (ppl_new_id_map): New.
414 (ppl_interchange): New.
416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
418 * graphite-interchange.c (compute_subscript): Removed.
419 (compute_array_size_cstr): Removed.
420 (compute_array_size_poly): Removed.
421 (compute_array_size): Removed.
422 (gather_access_strides_poly): Removed.
423 (gather_access_strides): Empty.
425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-dependences.c (dependence_polyhedron_1): Replace
428 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
429 (graphite_legal_transform_dr): Same.
430 (graphite_carried_dependence_level_k): Same.
431 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
432 Initialize PDR_NB_SUBSCRIPTS.
433 (print_pdr_access_layout): Replace pdr_nb_subscripts with
435 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
436 (PDR_NB_SUBSCRIPTS): New.
437 (pdr_nb_subscripts): Removed.
438 (pdr_dim): Simplified.
439 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
440 with PDR_NB_SUBSCRIPTS.
442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
444 * graphite-interchange.c (compute_array_size): Remove use of
446 * graphite-poly.c (new_poly_dr): Remove argument data_container.
447 Do not initialize PDR_DATA_CONTAINER.
448 (print_pdr): Do not print PDR_DATA_CONTAINER.
449 * graphite-poly.h (struct poly_dr): Remove data_container field.
450 (PDR_DATA_CONTAINER): Removed.
451 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
453 (build_poly_dr): Same.
455 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
456 Sebastian Pop <sebastian.pop@amd.com>
458 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
459 copy of the dependence polyhedron. Free the temporary objects.
460 (graphite_carried_dependence_level_k): Free unused objects before
463 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
464 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
465 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
466 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
467 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
469 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
471 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
472 Early return without analyzing the data dependences if no
473 transform has been done. Call restore_scattering if the transform
475 (graphite-interchange.c): Same.
476 * graphite-poly.c (print_scattering_function): Test for
478 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
479 (apply_poly_transforms): Do not gcc_assert that
480 the transform is legal.
481 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
482 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
483 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
484 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
485 * graphite-poly.h (struct poly_scattering): New.
486 (struct poly_bb): Add original, transformed, and saved fields.
487 Remove transformed_scattering, original_scattering,
488 nb_local_variables and nb_scattering_transform fields.
489 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
490 (poly_scattering_new): New.
491 (poly_scattering_free): New.
492 (poly_scattering_copy): New.
493 (store_scattering_pbb): New.
494 (store_scattering): New.
495 (restore_scattering_pbb): New.
496 (restore_scattering): New.
497 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
498 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
500 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
502 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
505 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
507 * Makefile.in (graphite.o): Depends on PREDICT_H.
508 * graphite.c: Include predict.h.
509 (graphite_finalize): Call tree_estimate_probability.
510 * predict.c (predict_loops): Do not call scev_initialize and
512 (tree_estimate_probability_bb): New.
513 (tree_estimate_probability): Do not initialize loops: move that
514 code to the driver. Call tree_estimate_probability_bb.
515 (tree_estimate_probability_driver): New.
516 (pass_profile): Use tree_estimate_probability_driver.
517 * predict.h (tree_estimate_probability): Declared.
519 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
521 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
522 * graphite-dependences.c (graphite_legal_transform): Add time to
523 TV_GRAPHITE_DATA_DEPS.
524 (dependency_between_pbbs_p): Same.
525 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
527 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
529 PR rtl-optimization/41033
530 * alias.c (nonoverlapping_component_refs_p): Punt when strict
531 aliasing is disabled.
533 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
535 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
536 si_mask_operand, and_load_operand, low_bitmask_operand,
537 and_reg_operand, and_operand): New predicates.
538 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
539 * config/mips/mips.c (and_operands_ok): New function.
540 * config/mips/mips-protos.h (and_operands_ok): Declare it.
541 * config/mips/mips.md (move_type): Add ext_ins and logical.
543 (and<mode>3): Use and_reg_operand as the second operand's predicate.
544 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
545 shift_shift. Remove commutative constraint modifier.
546 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
548 (*clear_upper32_dext): Remove define_insn_and_split.
549 (*clear_upper32): Turn this define_insn_and_split ...
550 (splitter for ANDing register with 0xffff_ffff): .. into this.
552 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
554 * combine.c (try_widen_shift_mode): Factor out code to check if an
555 integer constant is a low-order bitmask from here ...
556 * rtlanal.c (low_bitmask_len): ... to here.
557 * rtl.h (low_bitmask_len): Declare.
559 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
562 * config/alpha/alpha.md (addsi3): Remove expander.
563 (addsi3): Rename from *addsi3_internal insn pattern.
564 (subsi3): Remove expander.
565 (subsi3): Rename from *subsi3_internal insn pattern.
567 2009-08-11 Douglas B Rupp <rupp@gnat.com>
569 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
572 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
573 Eric Botcazou <botcazou@adacore.com>
574 Douglas B Rupp <rupp@gnat.com>
576 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
577 that records that fit in 64 bits are returned by immediate value,
578 as required by OpenVMS Calling Standard.
579 (function_value): Adjust for above modification.
580 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
581 virtual_incoming_args_rtx as base object, not next_arg.
582 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
584 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
586 * reload.c (find_reloads_subreg_address): Check the original
587 req_equiv_mem address to detect the case where an address is
588 not valid in the outer mode.
590 2009-08-11 Richard Guenther <rguenther@suse.de>
593 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
595 2009-08-10 Douglas B Rupp <rupp@gnat.com>
597 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
598 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
600 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
601 Douglas B Rupp <rupp@gnat.com>
603 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
604 PT_STACK when frame_pointer_needed on OpenVMS.
605 (alpha_pv_save_size, alpha_using_fp): Remove.
606 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
607 with proper processing for PT_NULL.
608 (alpha_vms_initial_elimination_offset): New function. Support for
609 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
610 (alpha_sa_size): Force procedure type to PT_STACK when
611 frame_pointer_needed on OpenVMS.
612 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
613 (alpha_using_fp): Likewise.
614 (alpha_vms_can_eliminate): Add prototype.
615 (alpha_vms_initial_elimination_offset): Likewise.
616 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
617 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
619 2009-08-10 Eric Botcazou <botcazou@adacore.com>
620 Douglas B Rupp <rupp@gnat.com>
622 * config/alpha/alpha.c (common_object_handler): New function.
623 (vms_attribute_table): Declare a single attribute "common_object".
624 (vms_output_aligned_decl_common): New global function.
625 (SECTION_VMS_OVERLAY): Delete.
626 (SECTION_VMS_GLOBAL): Likewise.
627 (SECTION_VMS_INITIALIZE): Likewise.
628 (vms_asm_named_section): Remove support for above flags.
629 (vms_section_type_flags): Delete.
630 (TARGET_SECTION_TYPE_FLAGS): Likewise.
631 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
632 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
633 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
635 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
638 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
639 (sub_ddmmss): Likewise.
641 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
644 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
647 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
650 * reload1.c (reload_as_needed): Use cancel_changes to completely
651 undo a failed replacement attempt.
653 2009-08-10 Richard Guenther <rguenther@suse.de>
656 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
657 (useless_type_conversion_p): ... here. Require pointer targets
660 2009-08-10 Dodji Seketeli <dodji@redhat.com>
663 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
664 loose the original type of the statement list.
666 2009-08-09 Douglas B Rupp <rupp@gnat.com>
668 * config/alpha/alpha.c: Include libfuncs.h
669 (avms_asm_output_extern): New function.
670 (alpha_init_libfuncs): Init some decc libfuncs.
671 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
672 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
673 (DO_CRTL_NAMES): Define.
675 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
676 (LONG_TYPE_SIZE): Define.
677 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
678 (SUBTARGET_SWITCHES): Define malloc64 switch.
679 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
680 (MASK_RETURN_ADDR): Define.
681 doc/invoke.texi (mmalloc64): Document switch.
683 2009-08-09 Olivier Hainque <hainque@adacore.com>
684 Douglas B Rupp <rupp@gnat.com>
686 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
687 uses_condition_handler.
688 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
689 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
690 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
691 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
692 (code_for_builtin): New insn codes for the new alpha_builtins.
693 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
694 (alpha_sa_size): Account for uses_condition_handler.
695 (alpha_expand_prologue): Likewise.
696 (alpha_start_function): Likewise.
697 (alpha_expand_epilogue): Likewise.
698 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
699 establish/revert expanders.
700 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
701 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
702 New expander, resorting to the alpha.c associated function.
703 (builtin_revert_vms_condition_handler): Likewise.
704 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
705 __gcc_shell_handler, the static VMS condition handler used as
706 an indirection wrapper to the current dynamically established
708 * config/alpha/vms-unwind.h: Complete rewrite.
709 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
710 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
712 2009-08-09 Eric Botcazou <botcazou@adacore.com>
713 Douglas B Rupp <rupp@gnat.com>
715 * config/alpha/alpha.c (alpha_links): Add 'target' field.
716 (alpha_need_linkage): Handle aliases. Return function symbol.
717 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
718 Use ultimate alias target for the linkage name.
719 * config/alpha/alpha.md (movmemdi): Use the symbol returned
720 by alpha_need_linkage for the function symbol.
721 (setmemdi): Likewise.
723 2009-08-09 Douglas B Rupp <rupp@gnat.com>
725 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
726 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
727 (ASM_WEAKEN_LABEL): Define.
728 (CRT_CALL_STATIC_FUNCTION): Define.
729 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
730 (ENDFILE_SPEC): Define.
731 (INIT_SECTION_ASM_OP): Define.
732 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
733 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
735 (MULTILIB_OSDIRNAMES): Define.
736 (shlib_version): Define.
738 (SHLIB_OBJS): Define.
739 (SHLIB_NAME): Define.
740 (SHLIB_MULTILIB): Define.
741 (SHLIB_INSTALL): Define.
742 (SHLIB_SYMVEC): Define.
743 (SHLIB_SYMVECX2): Define.
744 (SHLIB_LINK): Define.
746 2009-08-09 Douglas B Rupp <rupp@gnat.com>
748 * config/alpha/alpha.c (alpha_initialize_trampoline):
749 Initialize VMS trampoline IAW ABI for bounded procedure calls.
750 (alpha_start_function): Emit transfer address on nested functions
751 for VMS trampoline call.
752 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
753 since no longer used.
754 * config/alpha/vms-tramp.asm: Remove.
755 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
756 since now only data initialized at runtime.
758 2009-08-09 Douglas B Rupp <rupp@gnat.com>
760 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
761 (LINK_GCC_C_SEQUENCE_SPEC): Define.
762 (MD_EXEC_PREFIX): Remove, no longer used.
763 (MD_STARTFILE_PREFIX): Likewise.
764 (INCLUDE_DEFAULTS): Likewise.
765 * config/alpha/t-vms:
766 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
768 2009-08-09 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/41016
771 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
772 (operand_precision): Remove.
773 (integral_operand_p): Likewise.
774 (recognize_single_bit_test): Adjust.
776 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
778 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
779 operation overflows. Likewise non-cast unary arithmetic.
780 If one arm of a conditional expression is always taken,
781 inhibit evaluation warnings for the other arm. Likewise inhibit
782 evaluation warnings for the second && or || operand if the first
783 operand is enough to determine the result.
784 * c-typeck.c (build_conditional_expr): Apply the same inhibition
786 (build_binary_op): Prevent duplicate evaluation warnings.
788 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
790 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
791 and destination have different modes, Use promote_mode to
792 determine the signedness of the conversion. Assert that the
793 promoted source mode matches the destination mode. Don't pass
794 the destination and destination mode to expand_expr if the source
795 mode is different. Simplify conversion logic.
797 2009-08-09 Ira Rosen <irar@il.ibm.com>
799 PR tree-optimization/41008
800 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
801 from condition only in case it's a comparison. Adjust checks.
803 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
805 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
806 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
807 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
808 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
809 (dump_cand): Handle them.
810 (struct iv_cand): New members COST_STEP and AINC_USE.
811 (stmt_after_increment): Likewise.
812 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
813 callers changed. Use gimple_uid comparison instead of scanning.
814 (add_candidate_1): When looking for identical candidates, take
815 AINC_USE into account. Set it for new candidates.
816 (force_expr_to_var_cost): Cast target_spill_cost to int.
817 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
818 All callers changed. Check for availability of autoinc addressing
819 modes, both in general for a given mode, and in the specific use case.
820 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
822 (get_computation_cost): Likewise.
823 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
824 add_autoinc_candidates): New static functions.
825 (add_candidate): Call add_autoinc_candidates for candidates based on
827 (find_iv_candidates): Call set_autoinc_for_original_candidates.
828 (determine_use_iv_cost_address): If we have an autoinc candidate at
829 the matching use, verify autoinc is possible and subtract the cost
830 of the candidate's step from the cost.
831 (determine_iv_cost): Record the cost of the increment in the COST_STEP
832 member of the candidate.
833 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
834 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
836 2009-08-09 Douglas B Rupp <rupp@gnat.com>
838 * config.build (ia64-hp-*vms*): New target.
839 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
841 * config.gcc (ia64-hp-*vms*): New target.
842 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
844 * config.host (ia64-hp-*vms*): New target.
845 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
848 2009-08-08 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/40991
851 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
853 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
855 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
856 mode check. Do truncations in an integer mode.
857 (force_to_mode): Handle subregs for all mode types. Only do
858 arithmetic simplifications on integer modes.
860 2009-08-07 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/40999
863 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
864 (maybe_fold_reference): Lookup constant initializers.
865 (fold_gimple_assign): Likewise.
867 2009-08-07 Richard Guenther <rguenther@suse.de>
869 * tree-ssa.c (useless_type_conversion_p_1): Only for types
870 that require structural equality defer to the langhook.
872 2009-08-07 Martin Jambor <mjambor@suse.cz>
874 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
876 (struct ipa_pass_through_data): New type.
877 (struct ipa_ancestor_jf_data): New type.
878 (union jump_func_value): Removed field formal_id, added fields
879 pass_through and ancestor.
880 (struct ipa_param_call_note): Changed type of formal_id to int from
882 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
883 operations jump functions and ancestor jump functions.
884 (compute_complex_pass_through): New function.
885 (compute_scalar_jump_functions): Call compute_complex_pass_through,
886 reflect changes in the jump function strucutre.
887 (update_jump_functions_after_inlining): Ignore complex pass-through
888 and ancestor jump functions.
889 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
890 polynomial pass-through with operation jump functions.
892 2009-08-07 Jakub Jelinek <jakub@redhat.com>
894 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
895 fde->dw_fde_begin as begin label instead of hot/cold label.
896 Use LLSDAC label instead of LLSDA for second section lsda.
897 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
898 label instead of LLSDA if it is true.
899 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
901 * except.c (add_call_site, dw2_size_of_call_site_table): Add
902 SECTION argument. Use it as index into crtl->eh.call_site_record
904 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
905 use it to determine how to print table entries instead of using
906 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
907 label instead of normal begin label as base.
908 (sjlj_assign_call_site_values): Adjust add_call_site caller.
909 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
910 ensure no EH range spans between sections and that landing pads
911 are always in the corresponding section.
912 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
913 for crtl->eh.call_site_record being an array rather than scalar.
914 (output_one_function_exception_table): New function, copied
915 from output_function_exception_table. Adjust
916 dw2_size_of_call_site_table, dw2_output_call_site_table
917 callers. For SECOND section use *C suffixed labels.
918 (output_function_exception_table): Call
919 output_one_function_exception_table and, when doing hot/cold
920 partitioning, also another time for the second section.
921 * opts.c: Include except.h.
922 (decode_options): Allow -freorder-blocks-and-partition with
923 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
924 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
925 * function.h (struct rtl_eh): Change call_site_record from
926 scalar into array of 2 elements.
928 2009-08-07 Martin Jambor <mjambor@suse.cz>
930 * ipa-prop.c (count_formal_params_1): New function.
931 (ipa_get_vector_of_formal_parms): New function.
932 (get_vector_of_formal_parm_types): New function.
933 (ipa_modify_formal_parameters): New function.
934 (ipa_modify_call_arguments): New function.
935 (index_in_adjustments_multiple_times_p): New function.
936 (ipa_combine_adjustments): New function.
937 (ipa_dump_param_adjustments): New function.
938 * ipa-prop.h (struct ipa_parm_adjustment): New type.
939 (ipa_get_vector_of_formal_parms): Declare.
940 (ipa_modify_formal_parameters): Declare.
941 (ipa_modify_call_arguments): Declare.
942 (ipa_combine_adjustments): Declare.
943 (ipa_dump_param_adjustments): Declare.
944 (build_ref_for_offset): Declare.
945 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
946 * tree-sra.c: Include ipa-prop.c.
947 (build_ref_for_offset): Make public.
949 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
951 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
953 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
955 * gcc/doc/extend.texi (__builtin_extract_return_address)
956 (__builtin_frob_return_address): Document.
958 2009-08-06 Paul Brook <paul@codesourcery.com>
960 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
961 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
962 implementation on ARMv6-M.
964 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
966 * doc/extend.texi (pcs): Document new attribute for ARM.
968 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
970 * arm.c (pcs_attribute_args): Comment out unsupported attribute
973 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
975 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
978 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
980 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
982 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
984 Merge ARM/hard_vfp_branch to trunk.
986 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
988 * arm.c (libcall_eq): New function.
989 (libcall_hash): New function.
990 (add_libcall): New function.
991 (arm_libcall_uses_aapcs_base): New function.
992 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
993 libcalls using the base PCS.
994 (arm_init_cumulative_args): Likewise.
996 2009-07-20 Joseph Myers <joseph@codesourcery.com>
998 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
999 Use base ABI for conversion libfuncs between HFmode and SFmode.
1001 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1003 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1004 V4SImode as representatives of all 64-bit and 128-bit vector
1005 types. Allow vector types without vector modes.
1006 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1007 without vector modes like BLKmode.
1008 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1009 BLKmode. Avoid unsupported vector modes or TImode moves for
1011 (aapcs_vfp_allocate_return_reg): Likewise.
1012 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1013 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1015 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1017 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1018 (arm_get_pcs_model): Pass attribute arguments to
1019 arm_pcs_from_attribute.
1020 (arm_init_cumulative_args): Use base AAPCS for conversions from
1021 floating-point types to DImode.
1022 (arm_attribute_table): Add pcs attribute.
1023 (arm_handle_pcs_attribute): New.
1024 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1025 conversions from floating-point types to DImode, also declare them
1026 to use base AAPCS and declare functions they call to use base
1027 AAPCS and their RTABI names.
1029 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1031 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1032 -mfloat-abi=hard not being supported for VFP.
1034 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1036 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1037 SYMBOL_REF to hard_libcall_value.
1039 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1040 Richard Earnshaw <rearnsha@arm.com>
1042 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1043 has been put on the stack, all remaining co-processory arguments for
1044 that co-processor also go on the stack.
1046 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1048 * config/arm/arm.c (arm_return_in_memory): Handle returning
1049 vectors of suitable size in registers also for AAPCS case.
1051 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1053 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1055 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1057 ARM Hard-VFP calling convention
1058 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1059 * target.h (gcc_target): Add libcall_value to table of call hooks.
1060 * targhooks.h (default_libcall_value): Default implementation.
1061 * targhooks.c (default_libcall_value): Likewise.
1062 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1063 * optabs.c (expand_unop): Use it.
1064 * expr.h (hard_libcall_value): Pass the function RTX through.
1065 * calls.c (emit_library_call_value_1): Update call to
1067 * explow.c (hard_libcall_value): Use new target hook.
1068 * testsuite/lib/target-supports.exp
1069 (check_effective_target_arm_hard_vfp_ok): New hook.
1070 (check_effective_target_arm_neon_ok): Improve test for neon
1072 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1073 * config/arm/arm.c: Include cgraph.h
1074 (TARGET_FUNCTION_VALUE): Override default hook.
1075 (arm_pcs_default): New variable.
1076 (arm_override_options): Don't fault hard calling convention with VFP.
1077 Add support for AAPCS variants.
1078 (arm_function_value): Make static. Handle AAPCS variants.
1079 (arm_libcall_value): New function.
1080 (arm_apply_result_size): Handle VFP registers in results.
1081 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1083 (pcs_attribute_args): New variable.
1084 (arm_pcs_from_attribute): New function.
1085 (arm_get_pcs_model): New function.
1086 (aapcs_vfp_cum_init): New function.
1087 (aapcs_vfp_sub_candidate): New function.
1088 (aapcs_vfp_is_return_candidate): New function.
1089 (aapcs_vfp_is_call_candidate): New function.
1090 (aapcs_vfp_allocate): New function.
1091 (aapcs_vfp_allocate_return_reg): New function.
1092 (aapcs_vfp_advance): New function.
1093 (aapcs_cp_arg_layout): New variable.
1094 (aapcs_select_call_coproc): New function.
1095 (aapcs_select_return_coproc): New function.
1096 (aapcs_allocate_return_reg): New function.
1097 (aapcs_libcall_value): New function.
1098 (aapcs_layout_arg): New function.
1099 (arm_init_cumulative_args): Initialize AAPCS args data.
1100 (arm_function_arg): Handle AAPCS variants using new interface.
1101 (arm_arg_parital_bytes): Likewise.
1102 (arm_function_arg_advance): New function.
1103 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1104 calling conventions.
1105 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1106 * arm.h (NUM_VFP_ARG_REGS): Define.
1107 (LIBCALL_VALUE): Update.
1108 (FUNCTION_VALUE): Delete.
1109 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1110 (arm_pcs): New enum.
1111 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1112 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1113 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1114 * arm-protos.h (arm_function_arg_advance): Add.
1115 (aapcs_libcall_value): Add.
1116 (arm_function_value): Delete.
1118 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1119 H.J. Lu <hongjiu.lu@intel.com>
1122 * config/i386/i386.c (standard_sse_mode_p): Remove.
1123 (standard_sse_constant_p): Return 2 for integer mode
1124 vector_all_ones_operand when SSE2 is enabled.
1125 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1126 (ix86_expand_vector_move): Do not check for negative values from
1127 standard_sse_constant_p.
1129 2009-08-06 Richard Guenther <rguenther@suse.de>
1131 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1132 array type comparisons frontend independent.
1133 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1135 out array reference lower bound and element size operands.
1136 (ao_ref_init_from_vn_reference): Properly compute the offset
1137 for ARRAY_RANGE_REF.
1138 (vn_reference_fold_indirect): Fill out array reference lower
1139 bound and element size operands.
1140 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1141 a non gimple valued reference operand which can happen for
1142 array reference lower bound or element size.
1143 (create_component_ref_by_pieces_1): Properly generate the
1144 element size operand for array references.
1146 2009-08-06 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/40964
1149 * tree.c (iterative_hash_host_wide_int): Export.
1150 * tree.h (iterative_hash_host_wide_int): Declare.
1151 * tree-ssa-structalias.c (heapvar_map): New struct.
1152 (heapvar_map_eq): New function.
1153 (heapvar_map_hash): Likewise.
1154 (heapvar_lookup): Adjust.
1155 (heapvar_insert): Likewise.
1156 (make_constraint_from_heapvar): Allow multiple heap variables
1157 per decl at different offsets.
1158 (init_alias_heapvars): Adjust.
1160 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1162 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1163 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1164 trailing sync if TARGET_SYNC_AFTER_SC.
1166 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1168 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1169 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1170 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1171 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1172 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1173 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1174 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1175 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1176 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1177 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1178 the prototype declaration match the definition.
1179 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1180 instructions explicitly. Add barrier_before and operands
1182 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1183 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1184 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1185 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1186 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1187 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1189 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1191 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1193 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1194 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1197 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1200 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1202 PR rtl-optimization/40924
1203 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1204 make sure canon_rtx (mem_address) isn't simpler than
1205 canon_rtx (expanded_mem_address).
1207 2009-08-05 Li Feng <nemokingdom@gmail.com>
1209 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1211 (build_scop_drs): Build alias set for each SCoP.
1213 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1215 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1216 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1217 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1218 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1219 (BASE_DRIVER_SELF_SPECS): Likewise.
1221 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1223 * tree-ssa-alias.c: Fix some comment typos.
1225 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1227 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1228 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1230 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1233 * simplify-rtx.c (simplify_binary_operation_1): Disable
1234 simplifications for decimal float operations.
1236 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1239 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1240 operand of INDIRECT_REF.
1242 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1244 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1245 constants referencing TLS symbols.
1247 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1249 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1250 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1252 2009-08-03 Richard Guenther <rguenther@suse.de>
1254 * tree.c (make_vector_type): Build a main variant first,
1255 get the canonical one and then build the variant.
1256 * tree-ssa.c (useless_type_conversion_p_1): Handle
1258 (useless_type_conversion_p): Conversions to pointers to
1259 incomplete record types are useless.
1261 2009-08-03 Richard Guenther <rguenther@suse.de>
1263 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1264 file will be created.
1265 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1266 * toplev.c (compile_file): Adjust comment.
1268 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1270 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1271 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1272 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1273 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1274 (sh_promote_function_mode): Fix typo.
1276 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1278 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1280 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1282 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1283 declaration arguments.
1285 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1288 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1289 (ix86_split_ashl): Ditto.
1290 (ix86_expand_vector_init_one_nonzero): Ditto.
1291 (ix86_expand_vector_set): Ditto.
1292 (ix86_expand_reduc_v4sf): Ditto.
1294 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1296 * explow.c (promote_function_mode): Remove assert.
1297 * config/sh/sh.c (sh_promote_function_mode): Declare.
1299 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1301 * config/pa/pa.c (pa_promote_function_mode): Declare.
1302 Change to static. Fix promote_mode call.
1304 * gthr-dce.h (CONST_CAST2): Define if not defined.
1305 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1307 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1309 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1311 * expr.c (store_constructor): Use promote_decl_mode. Remove
1312 now write-only variable unsignedp.
1313 (expand_expr_real_1): Use promote_decl_mode.
1314 * expr.h (promote_function_mode, promote_decl_mode): New.
1315 (promote_mode): Remove last argument.
1316 * function.c (assign_temp): Drop last argument of promote_mode.
1317 (assign_parm_find_data_types): Use promote_function_mode.
1318 (assign_parm_setup_reg): Likewise.
1319 (expand_function_end): Use promote_function_mode.
1320 * calls.c (initialize_argument_information): Use promote_function_mode.
1321 (precompute_arguments): Use promote_mode instead of checking if
1322 only PROMOTE_FUNCTION_MODE is defined.
1323 (expand_call): When making sibcall decisions, use promote_function_mode.
1324 Below, remove an if for targetm.calls.promote_function_return and
1325 and use promote_function_mode.
1326 (emit_library_call_value_1): Use promote_function_mode, fix bug
1327 where promote_mode was passed FOR_CALL == 0 for a return value in an
1329 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1330 * explow.c (promote_function_mode, promote_decl_mode): New.
1331 (promote_mode): Keep only the FOR_CALL == 0 case.
1332 * combine.c (setup_incoming_promotion): Remove test of
1333 promote_function_args. Use promote_function_mode.
1334 * stmt.c (expand_value_return): Use promote_decl_mode.
1335 (expand_decl): Use promote_decl_mode.
1337 * expr.c (store_constructor): Use promote_decl_mode. Remove
1338 now write-only variable unsignedp.
1339 (expand_expr_real_1): Use promote_decl_mode.
1340 * expr.h (promote_function_mode, promote_decl_mode): New.
1341 (promote_mode): Remove last argument.
1342 * function.c (assign_temp): Drop last argument of promote_mode.
1343 (assign_parm_find_data_types): Use promote_function_mode.
1344 (assign_parm_setup_reg): Likewise.
1345 (expand_function_end): Use promote_function_mode.
1346 * calls.c (initialize_argument_information): Use promote_function_mode.
1347 (precompute_arguments): Use promote_mode instead of checking if
1348 only PROMOTE_FUNCTION_MODE is defined.
1349 (expand_call): When making sibcall decisions, use promote_function_mode.
1350 Below, remove an if for targetm.calls.promote_function_return and
1351 and use promote_function_mode.
1352 (emit_library_call_value_1): Use promote_function_mode, fix bug
1353 where promote_mode was passed FOR_CALL == 0 for a return value in an
1355 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1356 * explow.c (promote_function_mode, promote_decl_mode): New.
1357 (promote_mode): Keep only the FOR_CALL == 0 case.
1358 * combine.c (setup_incoming_promotion): Remove test of
1359 promote_function_args. Use promote_function_mode.
1360 * stmt.c (expand_value_return): Use promote_decl_mode.
1361 (expand_decl): Use promote_decl_mode.
1363 * explow.c (promote_function_mode): Just call the target hook.
1364 * targhooks.c (default_promote_function_mode,
1365 default_promote_function_mode_always_promote): New.
1366 * targhooks.h (default_promote_function_mode,
1367 default_promote_function_mode_always_promote): Declare.
1368 * target.h (promote_function_args, promote_function_return): Remove.
1369 (promote_function_mode): New.
1370 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1371 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1372 (TARGET_PROMOTE_FUNCTION_MODE): New.
1373 (TARGET_CALLS): Adjust.
1374 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1375 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1377 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1378 * config/s390/s390.c (s390_promote_function_mode): ... here,
1379 with pointer handling.
1380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1381 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1383 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1384 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1385 with pointer handling.
1386 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1387 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1389 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1390 * config/sh/sh.c (sh_promote_function_mode): New.
1391 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1392 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1394 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1395 * config/cris/cris.c (cris_promote_function_mode): ... here.
1396 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1397 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1399 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1400 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1401 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1402 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1404 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1405 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1406 complex type handling.
1407 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1408 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1410 * config/pa/pa.c (pa_promote_function_mode): New.
1411 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1412 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1414 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1415 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1416 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1417 * config/xtensa/xtensa.c: Likewise.
1418 * config/stormy16/stormy16.c: Likewise.
1419 * config/iq2000/iq2000.c: Likewise.
1420 * config/rs6000/rs6000.c: Likewise.
1421 * config/picochip/picochip.c: Likewise.
1422 * config/arc/arc.c: Likewise.
1423 * config/mcore/mcore.c: Likewise.
1424 * config/score/score.c: Likewise.
1425 * config/mips/mips.c: Likewise.
1426 * config/bfin/bfin.c: Likewise.
1427 * config/ia64/ia64.c: Likewise (disabled though).
1429 * config/frv/frv.h: Remove pointless remark.
1431 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1432 TARGET_PROMOTE_FUNCTION_ARGS,
1433 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1434 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1436 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1438 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1439 -floop-parallelize-all.
1440 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1441 flag_loop_parallelize_all.
1442 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1443 * graphite.c (graphite_transform_loops): Same.
1445 * graphite-poly.c (apply_poly_transforms): Same.
1447 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1449 PR tree-optimization/40914
1450 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1451 if set, then check the delta field of the PMF record.
1452 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1453 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1454 call is stored in the delta.
1456 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1458 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1460 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/bsd.h (ASM_BYTE): New define.
1463 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1464 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1465 .byte. Use fputs or putc instead of fprintf where appropriate.
1466 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1467 fputs or putc instead of fprintf where appropriate.
1468 * config/i386/i386elf.h: Ditto.
1469 * config/i386/sysv4.h: Ditto.
1471 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1472 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1473 (*tls_global_dynamic_64): Ditto.
1475 2009-07-31 Christian Bruel <christian.bruel@st.com>
1477 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1479 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1481 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1482 Remove dead code for MINUS.
1484 2009-07-31 Anthony Green <green@moxielogic.com>
1486 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1488 (moxie_expand_epilogue): Ditto for epilogue.
1489 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1491 (moxie_function_arg): Ditto.
1492 (moxie_pass_by_reference): Ditto.
1493 (moxie_arg_partial_bytes): Ditto.
1494 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1495 (FUNCTION_ARG_ADVANCE) Ditto.
1496 (REG_PARM_STACK_SPACE) Ditto.
1497 (FUNCTION_ARG_REGNO_P) Dito.
1499 * config.gcc: Add moxie linux config support.
1500 * gcc/config/moxie/uclinux.h: New file.
1502 2009-07-31 DJ Delorie <dj@redhat.com>
1504 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1505 (UNSPECV_SP_SWITCH_E): New.
1506 (sp_switch_1): Change to an unspec.
1507 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1509 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1510 reference the new stack's address
1512 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1514 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1515 graphite-clast-to-gimple.o, graphite-dependences.o,
1516 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1517 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1518 (graphite-blocking.o,
1519 graphite-clast-to-gimple.o, graphite-dependences.o,
1520 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1521 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1522 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1523 * cfgloop.h (struct loop): Add can_be_parallel field.
1524 * common.opt (fgraphite-identity): Moved up.
1525 (fgraphite-force-parallel): New flag.
1526 * graphite.c: Rewrite.
1527 * graphite.h: Rewrite.
1528 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1530 * toplev.c (graphite_out_file): New file descriptor.
1531 (graphite_in_file): New.
1532 (process_options): flag_graphite_force_parallel cannot be used without
1534 * tree-ssa-loop.c: Include toplev.h.
1535 (gate_graphite_transforms): Enable flag_graphite for
1536 flag_graphite_force_parallel.
1538 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1540 * ChangeLog.graphite: New.
1541 * graphite-blocking.c: New.
1542 * graphite-clast-to-gimple.c: New.
1543 * graphite-clast-to-gimple.h: New.
1544 * graphite-dependences.c: New.
1545 * graphite-dependences.h: New.
1546 * graphite-interchange.c: New.
1547 * graphite-poly.c: New.
1548 * graphite-poly.h: New.
1549 * graphite-ppl.c: New.
1550 * graphite-ppl.h: New.
1551 * graphite-scop-detection.c: New.
1552 * graphite-scop-detection.h: New.
1553 * graphite-sese-to-poly.c: New.
1554 * graphite-sese-to-poly.h: New.
1558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1560 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1561 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1565 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1566 (scev_is_linear_expression): Return false if the evolution is not
1567 affine multivariate.
1569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1571 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1572 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1576 * tree-data-ref.c (debug_data_references): New.
1577 (debug_data_reference): New.
1578 * tree-data-ref.h (debug_data_references): Declared.
1579 (debug_data_reference): Declared.
1581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1583 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1584 * tree-data-ref.h (scop_p): Removed.
1585 (struct data_reference): Remove field scop.
1587 (stmt_simple_memref_p): Removed.
1589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1591 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1592 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1595 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1597 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1601 * doc/invoke.texi (-fgraphite-identity): Documented.
1603 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1605 * tree-scalar-evolution.c: Fix comment.
1606 (instantiate_scev_1): Return unknow from scev instantiation if the
1607 result is not above instantiate_below.
1609 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1611 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1612 static anymore. Instantiate the symbols that may have been introduced
1614 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1617 2009-07-30 DJ Delorie <dj@redhat.com>
1619 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1620 .vliw directive to VLIW sections.
1622 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1624 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1626 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1627 (AUTOHEADER): New variable.
1628 ($(srcdir)/cstamp-h.in): Use it.
1630 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1631 Pat Haugen <pthaugen@us.ibm.com>
1632 Revital Eres <ERES@il.ibm.com>
1634 * config/rs6000/vector.md (VEC_F): Add VSX support.
1638 (vector_load_<mode>): Ditto.
1639 (vector_store_<mode>): Ditto.
1640 (vector GPR move split): Ditto.
1641 (vec_reload_and_plus_<mptrsize>): Ditto.
1642 (vec_reload_and_reg_<mptrsize>): Ditto.
1643 (add<mode>3): Ditto.
1644 (sub<mode>3): Ditto.
1645 (mul<mode>3): Ditto.
1646 (neg<mode>2): Ditto.
1647 (abs<mode>2): Ditto.
1648 (smin<mode>3): Ditto.
1649 (smax<mode>3): Ditto.
1650 (vector_eq<mode>): Ditto.
1651 (vector_gt<mode>): Ditto.
1652 (vector_ge<mode>): Ditto.
1653 (vector_gtu<mode>): Ditto.
1654 (vector_select_<mode>_uns): Ditto.
1655 (vector_eq_<mode>_p): Ditto.
1656 (vector_gt_<mode>_p): Ditto.
1657 (vector_ge_<mode>_p): Ditto.
1658 (vector_gtu_<mode>_p): Ditto.
1659 (cr6_test_for_zero): Ditto.
1660 (cr6_test_for_zero_reverse): Ditto.
1661 (cr6_test_for_lt): Ditto.
1662 (cr6_test_for_lt_reverse): Ditto.
1663 (xor<mode>3): Ditto.
1664 (ior<mode>3): Ditto.
1665 (and<mode>3): Ditto.
1666 (one_cmpl<mode>2): Ditto.
1667 (nor<mode>2): Ditto.
1668 (andc<mode>2): Ditto.
1669 (float<VEC_int<mode>2): Ditto.
1670 (unsigned_float<VEC_int><mode>2): Ditto.
1671 (fix_trunc<mode><VEC_int>2): Ditto.
1672 (fixuns_trunc<mode><VEC_int>2): Ditto.
1674 (vec_set<mode>): Ditto.
1675 (vec_extract<mode>): Ditto.
1676 (vec_interleave_highv4sf): Ditto.
1677 (vec_interleave_lowv4sf): Ditto.
1678 (vec_realign_load_<mode>): Ditto.
1679 (vec_shl_<mode>): Ditto.
1680 (vec_shr_<mode>): Ditto.
1681 (div<mode>3): New patterns for VSX.
1682 (vec_interleave_highv2df): Ditto.
1683 (vec_interleave_lowv2df): Ditto.
1684 (vec_pack_trunc_v2df): Ditto.
1685 (vec_pack_sfix_trunc_v2df): Ditto.
1686 (vec_pack_ufix_trunc_v2df): Ditto.
1687 (vec_unpacks_hi_v4sf): Ditto.
1688 (vec_unpacks_lo_v4sf): Ditto.
1689 (vec_unpacks_float_hi_v4si): Ditto.
1690 (vec_unpacks_float_lo_v4si): Ditto.
1691 (vec_unpacku_float_hi_v4si): Ditto.
1692 (vec_unpacku_float_lo_v4si): Ditto.
1693 (movmisalign<mode>): Ditto.
1694 (vector_ceil<mode>2): New patterns for vectorizing math library.
1695 (vector_floor<mode>2): Ditto.
1696 (vector_btrunc<mode>2): Ditto.
1697 (vector_copysign<mode>3): Ditto.
1699 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1700 predicate for setting the high bit in each word, used for copysign.
1702 * config/rs6000/ppc-asm.h (f19): Whitespace.
1703 (f32-f63): Define if VSX.
1704 (v0-v31): Define if Altivec.
1705 (vs0-vs63): Define if VSX.
1707 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1709 * config/rs6000/power7.md: New file, provide tuning parameters for
1712 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1713 (rs6000_cpu_cpp_builtins): Ditto.
1714 (altivec_overloaded_builtins): Ditto.
1715 (altivec_resolve_overloaded_builtin): Ditto.
1717 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1718 debug switch to disable vectorizing simple math builtin
1721 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1722 Vectorize simple math builtin functions.
1723 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1724 hook to vectorize math builtins.
1725 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1726 (rs6000_builtin_conversion): Add VSX/power7 support.
1727 (rs6000_builtin_vec_perm): Ditto.
1728 (vsplits_constant): Add support for loading up a vector constant
1729 with just the high bit set in each part.
1730 (rs6000_expand_vector_init): Add VSX/power7 support.
1731 (rs6000_expand_vector_set): Ditto.
1732 (rs6000_expand_vector_extract): Ditto.
1733 (rs6000_emit_move): Ditto.
1734 (bdesc_3arg): Ditto.
1735 (bdesc_2arg): Ditto.
1736 (bdesc_1arg): Ditto.
1737 (rs6000_expand_ternop_builtin): Ditto.
1738 (altivec_expand_builtin): Ditto.
1739 (rs6000_expand_unop_builtin): Ditto.
1740 (rs6000_init_builtins): Ditto.
1741 (altivec_init_builtins): Ditto.
1742 (builtin_function_type): Ditto.
1743 (rs6000_common_init_builtins): Ditto.
1744 (rs6000_handle_altivec_attribute); Ditto.
1745 (rs6000_mangle_type): Ditto.
1746 (rs6000_vector_mode_supported_p): Ditto.
1747 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1750 * config/rs6000/vsx.md: New file for VSX support.
1752 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1753 identifing values with just the most significant bit set.
1754 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1755 vectorized builtins.
1757 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1758 (UNSPEC_VRFIM): Delete.
1759 (splitter for loading up vector with most significant bit): New
1760 splitter for vectorizing copysign.
1761 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1762 vectorizing simple math functions.
1763 (altivec_vrfip): Add support for vectorizing simple math functions.
1764 (altivec_vrfim): Ditto.
1765 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1767 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1768 (power7.md, vsx.md): Include for power7 support.
1769 (copysigndf3): Use VSX instructions if -mvsx.
1770 (negdf2_fpr): Ditto.
1771 (absdf2_fpr): Ditto.
1772 (nabsdf2_fpr): Ditto.
1773 (adddf3_fpr): Ditto.
1774 (subdf3_fpr): Ditto.
1775 (muldf3_fpr): Ditto.
1776 (divdf3_fpr): Ditto.
1777 (fix_truncdfdi2_fpr): Ditto.
1778 (cmpdf_internal1): Ditto.
1779 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1780 (btruncdf2, btruncdf2_fpr): Ditto.
1781 (ceildf2, ceildf2_fpr): Ditto.
1782 (floordf2, floordf2_fpr): Ditto.
1783 (floatdidf2, floatdidf2_fpr): Ditto.
1784 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1785 (fmsubdf4_fpr): Ditto.
1786 (fnmadddf4_fpr_1): Ditto.
1787 (fnmadddf4_fpr_2): Ditto.
1788 (fnmsubdf4_fpr_1): Ditto.
1789 (fnmsubdf4_fpr_2): Ditto.
1790 (fixuns_truncdfdi2): Add expander for VSX support.
1791 (fix_truncdfdi2): Ditto.
1792 (fix_truncdfsi2): Ditto.
1794 (btruncsf2): Whitespace.
1795 (movdf_hardfloat32): Add support for VSX registers.
1796 (movdf_softfloat32): Ditto.
1797 (movdf_hardfloat64): Ditto.
1798 (movdf_hardfloat64_mfpgpr): Ditto.
1799 (movdf_softfloat64): Ditto.
1800 (movti splitters): Add check for vector registers supporting
1801 TImode in the future.
1802 (bpermd): Add power7 bpermd instruction.
1804 * config/rs6000/altivec.h (vec_div): Define if VSX.
1808 (vec_nearbyint): Ditto.
1811 (all predicates): Use the generic builtin function, and not the V4SF
1812 specific function so that the predicates will work with VSX's V2DF.
1816 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1817 Document new VSX functions and types.
1819 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1822 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1823 "wa", and "j" constraints. Modify "v" to talk about Altivec
1824 instead of just vector.
1826 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1829 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1830 location for phi arguments.
1831 (rewrite_update_phi_arguments): Find locations for reaching defs.
1832 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1833 Add location to add_phi_arg calls.
1834 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1835 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1836 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1837 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1838 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1839 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1840 * tree-phinodes.c (make_phi_node): Initialize location.
1841 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1842 (add_phi_arg): Add location parameter.
1843 (remove_phi_arg_num): Move location when moving phi argument.
1844 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1846 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1847 slpeel_update_phi_nodes_for_guard1,
1848 slpeel_update_phi_nodes_for_guard2,
1849 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1850 vect_loop_versioning): Set locations.
1851 * tree-parloops.c (create_phi_for_local_result,
1852 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1853 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1854 * tree-vect-loop.c (get_initial_def_for_induction,
1855 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1857 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1858 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1859 (gimple_phi_arg_set_location): New. Set locus.
1860 (gimple_phi_arg_has_location): New. Check for locus.
1861 (redirect_edge_var_map_location): New. Return locus from var_map.
1862 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1863 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1864 combining PHI arguments.
1865 (cond_store_replacement): Set location.
1866 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1867 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1868 scop_add_exit_phis_edge): Add locations.
1869 * tree-cfgcleanup.c (remove_forwarder_block,
1870 remove_forwarder_block_with_phi): Add locations.
1871 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1872 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1874 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1875 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1876 flush_pending_stmts): Add source location.
1877 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1878 stack to preserve locations.
1879 * tree-vect-stmts.c (vectorizable_load): Add location.
1880 * tree-inline.c (copy_phis_for_bb): Copy locus.
1881 (setup_one_parameter): Add call locus to inlined parameter stmts.
1882 (initialize_inlined_parameters): Pass in call location as parameter
1884 (tree_function_versioning): Pass location to setup_one_parameter.
1885 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1886 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1887 copy and edge lists.
1888 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1889 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1890 locus parameter and override the stmt default if provided.
1891 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1892 elim_graph_add_edge, elim_graph_remove_succ_edge,
1893 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1894 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1895 eliminate_phi): Add locus info in elimination graph for each edge and
1897 (insert_backedge_copies): Copy locus if present.
1898 * tree-flow.h (struct _edge_var_map): Add locus field.
1899 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1900 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1901 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1903 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1905 2009-07-30 Martin Jambor <mjambor@suse.cz>
1907 PR tree-optimization/40570
1908 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1911 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1913 * ssa-loop-manip.c: Include langhooks.h.
1914 (rewrite_phi_with_iv): New.
1915 (rewrite_all_phi_nodes_with_iv): New.
1916 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1917 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1918 * tree-parloops.c (loop_parallel_p): Move out all conditions
1919 except dependency check.
1920 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1921 (gen_parallel_loop): Call canonicalize_loop_ivs without
1922 reduction_list argument.
1923 (build_new_reduction): New.
1924 (gather_scalar_reductions): New.
1925 (try_get_loop_niter): New.
1926 (try_create_reduction_list): New.
1927 (parallleize_loops): Change the parallel conditions check.
1928 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1929 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1931 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1933 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1935 * doc/options.texi (Option properties): Mention new quoting syntax.
1937 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1939 * config/alpha/alpha.c (alpha_start_function):
1940 Handle VMS_DEBUG_MAIN_POINTER
1941 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1942 * doc/invoke.texi: Document -mdebug-main switch.
1944 2009-07-29 Richard Henderson <rth@redhat.com>
1946 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1947 (cgraph_create_edge_including_clones): Likewise.
1948 * tree-inline.c (copy_bb): Operate on the correct edges
1949 when updating the callgraph.
1951 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1953 * config/alpha/vms-cc.c: Deleted.
1954 * config/alpha/vms-ld.c: Deleted.
1955 * config/alpha/t-vms64: Moved to config/vms
1956 * config/alpha/vms-crt0-64.c: Moved to config/vms
1957 * config/alpha/vms-crt0.c: Moved to config/vms
1958 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1959 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1960 * config/alpha/xm-vms.h: Moved to config/vms
1961 * config/alpha/x-vms: Moved to config/vms
1962 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1964 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1965 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1967 * config/vms/t-vms64: Moved here from config/alpha
1968 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1969 (argc,argv,envp): Enforce 32bit malloc'ing.
1970 * config/vms/vms-psxcrt0-64.c: Likewise.
1971 * config/vms/vms-crt0.c: Moved here from config/alpha.
1972 * config/vms/vms-psxcrt0.c: Likewise.
1973 * config/vms/vms-crtl-64.h: New file.
1974 * config/vms/vms-crtl.h: New file.
1975 * config/vms/vms.opt: New file.
1976 * config/vms/xm-vms64.h: New file.
1977 * config/vms/xm-vms.h: Moved here from config/alpha.
1978 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1980 * config/vms/x-vms: Moved here from config/alpha.
1981 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1982 (vms-ld.o, vms-cc.o): Removed.
1983 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1985 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1987 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1988 correct stack (obvious VMS fix).
1990 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1992 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1993 date, version info if VMS_DEBUGGING_INFO defined.
1994 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1995 size, date calculating code moved here.
1997 2009-07-29 Paul Brook <paul@codesourcery.com>
1999 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2002 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2005 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2006 to DImode when generating insq_le insn.
2008 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2010 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2011 New macro set for VMS_DEBUGGGING_INFO.
2012 (AT_string_form): Use it.
2014 2009-07-28 DJ Delorie <dj@redhat.com>
2016 * config/mep/mep.c (vtext_section): New.
2017 (vftext_section): New.
2018 (ftext_section): New.
2019 (mep_select_section): Add support for functions.
2020 (mep_unique_section): Likewise.
2021 (mep_asm_init_sections): Likewise.
2022 (mep_encode_section_info): Remove it from here.
2024 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2026 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2028 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2029 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2031 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2033 * dwarf2out.c (output_file_names): Test new macro
2034 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2035 (add_comp_dir_attribute): Likewise.
2037 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2039 * config/i386/mingw-w64.h (LINK_SPEC): Add
2040 separating space between commands.
2042 2009-07-28 Jan Hubicka <jh@suse.cz>
2044 PR tree-optimization/40759
2045 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2048 2009-07-27 DJ Delorie <dj@redhat.com>
2050 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2051 types are dword-aligned.
2052 (mep_expand_va_start): Likewise.
2054 2009-07-27 Olivier Hainque <hainque@adacore.com>
2055 Douglas B Rupp <rupp@gnat.com>
2057 * convert.c (convert_to_pointer): Don't assume the target
2058 pointer type is POINTER_SIZE long. Fetch its precision instead.
2060 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2062 * system.h (fopen): Undefine if macro.
2064 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2066 * dwarf2out.c (output_cfi_p): Removed.
2067 (output_cfis): New function.
2068 (output_fde): New function, split from output_call_frame_info.
2069 (output_call_frame_info): Use it.
2070 (dwarf2out_switch_text_section): Use output_cfis.
2072 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2074 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2075 TARGET_BI_ARCH is specified without enabling SJLJ.
2076 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2077 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2079 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2081 * arm.md (negdi2): Use DImode if forcing a value into a register.
2083 2009-07-26 Ira Rosen <irar@il.ibm.com>
2085 PR tree-optimization/40801
2086 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2087 of vector operand from the previous copy of vector statement.
2088 Pass the correct definition type value to
2089 vect_get_vec_def_for_stmt_copy().
2091 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2093 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2094 const char ** conversion.
2096 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2098 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2099 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2100 (gcc_unreachable): Invoke __builtin_unreachable() if
2101 !ENABLE_ASSERT_CHECKING.
2103 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2105 PR rtl-optimization/40445
2106 * emit-rtl.c (next_nonnote_insn_bb): New function.
2107 * rtl.h (next_nonnote_insn_bb): Declare new function.
2108 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2109 with no successors that is the successor of the ENTRY_BLOCK.
2110 Continue from the top after removing an empty fallthrough block.
2111 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2112 of next_nonnote_insn.
2114 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2116 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2118 2009-07-25 Martin Jambor <mjambor@suse.cz>
2120 * c-common.c (c_common_attribute_table): New element for noclone.
2121 (handle_noclone_attribute): New function. Forward-declare.
2122 * tree-inline.c (tree_versionable_function_p): Check for noclone
2124 * doc/extend.texi (Labels as Values): Document need for noclone.
2125 (Function Attributes): Document noclone attribute.
2127 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2129 PR rtl-optimization/34999
2130 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2131 and dw_fde_switched_cold_to_hot fields.
2132 (output_cfi_p): New function.
2133 (output_call_frame_info): If fde->dw_fde_switched_sections,
2134 output 2 FDEs instead of one with corrupted header.
2135 (dwarf2out_do_cfi_startproc): New function.
2136 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2137 and fde->dw_fde_switched_cold_to_hot.
2138 (dwarf2out_switch_text_section): Compute
2139 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2140 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2141 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2142 Otherwise, compute fde->dw_fde_switch_cfi.
2144 2009-07-24 Cary Coutant <ccoutant@google.com>
2146 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2148 2009-07-24 Cary Coutant <ccoutant@google.com>
2150 * cfghooks.c (split_block): Copy discriminator to new block.
2151 * tree-cfg.c (assign_discriminator): Check location of last
2152 instruction in block as well as first.
2154 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/linux.c: Use fputs or putc instead of fprintf
2158 * config/i386/gas.h: Ditto.
2159 * config/i386/x86-64.h: Ditto.
2160 * config/i386/att.h: Ditto.
2162 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2164 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2167 2009-07-24 Martin Jambor <mjambor@suse.cz>
2169 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2170 (ipa_push_func_to_list_1): Declare.
2171 (ipa_push_func_to_list): New function.
2173 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2174 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2175 (ipa_push_func_to_list): Removed.
2176 (ipa_pop_func_from_list): Clear node_enqueued flag.
2178 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2180 * config/s390/s390.c (override_options): Default
2181 max-unrolled-insns to 100 for z10 tuning.
2183 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2185 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2186 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2187 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2188 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2189 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2190 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2191 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2193 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2195 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2196 use default set in mingw32.h header.
2197 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2198 64-bit /mingw/include path.
2199 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2202 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2204 PR rtl-optimization/40209
2205 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2207 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2210 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2211 with the rest of string where appropriate. Use fputs or putc
2212 instead of fprintf where appropriate.
2214 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2215 Pat Haugen <pthaugen@us.ibm.com>
2216 Revital Eres <ERES@il.ibm.com>
2218 * config/rs6000/vector.md: New file. Move most of the vector
2219 expander support here from altivec.md to allow for the VSX vector
2220 unit in the future. Add support for secondary_reload patterns.
2221 Rewrite the patterns for vector comparison, and vector comparison
2222 predicate instructions so that the RTL expresses the desired
2223 behavior, instead of using unspec.
2225 * config/rs6000/constraints.md ("f" constraint): Use
2226 rs6000_constraints to hold the precalculated register class.
2227 ("d" constraint): Ditto.
2228 ("wd" constraint): New constraint for VSX.
2229 ("wf" constraint): Ditto.
2230 ("ws" constraint): Ditto.
2231 ("wa" constraint): Ditto.
2232 ("wZ" constraint): Ditto.
2233 ("j" constraint): Ditto.
2235 * config/rs6000/predicates.md (vsx_register_operand): New
2237 (vfloat_operand): New predicate for vector.md.
2238 (vint_operand): Ditto.
2239 (vlogical_operand): Ditto.
2240 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2241 (easy_vector_constant): Add VSX support.
2242 (altivec_indexed_or_indirect_operand): New predicate for
2243 recognizing Altivec style memory references with AND -16.
2245 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2246 for vector secondary reload support.
2247 (rs6000_vector_reg_class): Delete, replacing it with
2249 (rs6000_vsx_reg_class): Ditto.
2250 (rs6000_constraints): New array to hold the register classes of
2251 each of the register constraints that can vary at runtime.
2252 (builtin_mode_to_type): New static array for builtin function type
2254 (builtin_hash_table): New static hash table for builtin function
2256 (TARGET_SECONDARY_RELOAD): Define target hook.
2257 (TARGET_IRA_COVER_CLASSES): Ditto.
2258 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2259 registers are 128 bits if VSX memory reference instructions are used.
2260 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2262 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2263 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2264 Print several of the scheduling related parameters.
2265 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2266 rs6000_constraints instead of rs6000_vector_reg_class. Move
2267 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2268 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2269 Altivec. Add VSX support. Setup for secondary reload support on
2270 Altivec/VSX registers.
2271 (rs6000_override_options): Make power7 set the scheduling groups
2272 like the power5. Add support for new debug switches to override
2273 the scheduling defaults. Temporarily disable -mcpu=power7 from
2274 setting -mvsx. Add support for debug switches -malways-hint,
2275 -msched-groups, and -malign-branch-targets.
2276 (rs6000_buitlin_conversion): Add support for returning unsigned
2277 vector conversion functions to fix regressions due to stricter
2279 (rs6000_builtin_mul_widen_even): Ditto.
2280 (rs6000_builtin_mul_widen_odd): Ditto.
2281 (rs6000_builtin_vec_perm): Ditto.
2282 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2283 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2285 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2287 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2288 VSX types for bit operations. Changes to accomidate vector.md.
2289 (bdesc_2arg): Ditto.
2290 (bdesc_1arg): Ditto.
2291 (struct builtin_description_predicates): Rewrite predicate
2292 handling so that RTL describes the operation, instead of passing
2293 the instruction to be used as a string argument.
2294 (bdesc_altivec_preds): Ditto.
2295 (altivec_expand_predicate_builtin): Ditto.
2296 (altivec_expand_builtin): Ditto.
2297 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2298 statement for vsldoi support.
2299 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2300 (altivec_expand_st_builtin): Ditto.
2301 (paired_expand_builtin): Whitespace changes.
2302 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2303 builtin_mode_to_type table for secondary reload. Call
2304 builtin_function_type to build random builtin functions.
2305 (altivec_init_builtins): Change to use builtin_function_type to
2306 create builtin function types dynamically as we need them.
2307 (builtin_hash_function): New support for hashing the tree types
2308 for builtin function as we need it, rather than trying to build
2309 all of the trees that we need. Add initial preliminary VSX support.
2310 (builtin_function_type): Ditto.
2311 (builtin_function_eq): Ditto.
2312 (builtin_hash_struct): Ditto.
2313 (rs6000_init_builtins): Ditto.
2314 (rs6000_common_init_builtins): Ditto.
2315 (altivec_init_builtins): Ditto.
2316 (rs6000_common_init_builtins): Ditto.
2317 (enum reload_reg_type): New enum for simplifing reg classes.
2318 (rs6000_reload_register_type): Simplify register classes into GPR,
2319 Vector, and other registers. Altivec and VSX addresses in reload.
2320 (rs6000_secondary_reload_inner): Ditto.
2321 (rs6000_ira_cover_classes): New target hook, that returns the
2322 appropriate cover classes, based on -mvsx being used or not.
2323 (rs6000_secondary_reload_class): Add VSX support.
2324 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2325 (get_vsel_insn): Ditto.
2326 (rs6000_emit_vector_compare): Rewrite vector conditional support
2327 so that where we can, we use RTL operators, instead of blindly use
2329 (rs6000_emit_vector_select): Ditto.
2330 (rs6000_emit_vector_cond_expr): Ditto.
2331 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2332 (create_TOC_reference): Add -mdebug=addr support.
2333 (emit_frame_save): VSX loads/stores need register indexed addressing.
2335 * config/rs6000/rs6000.md: Include vector.md.
2337 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2339 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2340 support for V2DI, V2DF in logical, permute, select operations.
2342 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2343 switch for vsx/power7.
2344 (-mvsx-scalar-memory): Ditto.
2345 (-mvsx-align-128): Ditto.
2346 (-mallow-movmisalign): Ditto.
2347 (-mallow-df-permute): Ditto.
2348 (-msched-groups): Ditto.
2349 (-malways-hint): Ditto.
2350 (-malign-branch-targets): Ditto.
2352 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2354 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2355 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2356 (rs6000_vector_reg_class): Delete.
2357 (rs6000_vsx_reg_class): Ditto.
2358 (enum rs6000_reg_class_enum): New enum for the constraints that
2359 vary based on target switches.
2360 (rs6000_constraints): New array to hold the register class for all
2361 of the register constraints that vary based on the switches used.
2362 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2363 (enum rs6000_builtins): Add unsigned varients for the builtin
2364 declarations returned by target hooks for expanding multiplies,
2365 select, and permute operations. Add VSX builtins.
2366 (enum rs6000_builtin_type_index): Add entries for VSX.
2367 (V2DI_type_node): Ditto.
2368 (V2DF_type_node): Ditto.
2369 (unsigned_V2DI_type_node): Ditto.
2370 (bool_long_type_node): Ditto.
2371 (intDI_type_internal_node): Ditto.
2372 (uintDI_type_internal_node): Ditto.
2373 (double_type_internal_node): Ditto.
2375 * config/rs6000/altivec.md (whole file): Move all expanders to
2376 vector.md from altivec.md. Rename insn matching functions to be
2378 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2379 (altivec_vcmp*): Ditto.
2380 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2381 (VM): New iterator for moves that includes the VSX types.
2382 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2383 (altivec_vperm_<mode>_uns): New, for unsigned types.
2384 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2385 (altivec_eq<mode>): Ditto.
2386 (altivec_gt<mode>): Ditto.
2387 (altivec_gtu<mode>): Ditto.
2388 (altivec_eqv4sf): Ditto.
2389 (altivec_gev4sf): Ditto.
2390 (altivec_gtv4sf): Ditto.
2391 (altivec_vcmpbfp_p): Ditto.
2393 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2395 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2398 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2402 ASM_SHORT instead of .word.
2403 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2404 instead of .word in asm template.
2406 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2409 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2410 (process_bb_node_lives): Use it.
2412 * ira.c (setup_cover_and_important_classes): Don't setup
2413 ira_important_class_nums. Add cover classes to the end of
2415 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2417 (find_reg_class_closure): Use reorder_important_classes.
2419 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2421 * config/i386/i386.c (i386_ira_cover_classes): New function.
2422 (TARGET_IRA_COVER_CLASSES): Redefine.
2424 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2425 importance of order of cover classes in the array.
2427 2009-07-22 Diego Novillo <dnovillo@google.com>
2429 * tree-pass.h (TDF_EH): Define.
2430 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2431 contains TDF_EH, print the EH region number holding GS.
2432 * tree-dump.c (dump_options): Add "eh".
2433 * doc/invoke.texi: Document it.
2435 2009-07-22 Doug Kwan <dougkwan@google.com>
2437 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2439 2009-07-22 Michael Matz <matz@suse.de>
2441 PR tree-optimization/35229
2442 PR tree-optimization/39300
2444 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2445 (inhibit_phi_insertion): New function.
2446 (insert_into_preds_of_block): Call it for REFERENCEs.
2447 (init_pre): Initialize and finalize scalar evolutions.
2448 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2450 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2452 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2453 Use CONST_VECTOR_NUNITS to determine number of elements.
2455 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2457 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2458 (U, W): Constraints are now deprecated and will be removed if we
2460 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2462 ("prefetch"): Add the stcmh instruction for prefetching.
2463 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2465 (s390_short_displacement): Return always true if compiling for
2466 machines not providing the long displacement facility.
2467 (s390_mem_constraint): Support the new constraint letter Z.
2468 (s390_check_qrst_address): New function.
2470 2009-07-21 DJ Delorie <dj@redhat.com>
2472 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2475 2009-07-21 Jason Merrill <jason@redhat.com>
2477 * c-common.c (max_tinst_depth): Increase default to 1024.
2479 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2482 (vec_unpacku_float_lo_v4si): Ditto.
2484 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2488 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2489 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2490 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2492 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2494 PR tree-optimization/40813
2495 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2498 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2500 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2501 with a NOP_EXPR if needed.
2503 2009-07-21 Paul Brook <paul@codesourcery.com>
2505 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2506 Terminate debug dump with newline.
2508 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2510 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2511 Cast "1" to unsigned HOST_WIDE_INT.
2512 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2513 deposit length to the maximum length - lsb. Extend length if
2514 HOST_BITS_PER_WIDE_INT is 32.
2516 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2518 * cgraph.h (constant_pool_htab): New function.
2519 (constant_descriptor_tree): Move from varasm.c.
2520 * varasm.c (constant_pool_htab): New function.
2521 (constant_descriptor_tree): Move to cgraph.h.
2523 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2525 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2527 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2529 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2532 2009-07-20 Xinliang David Li <davidxl@google.com>
2534 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2536 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2538 * config/mips/mips.md (move_type): Add arith.
2539 (type): Handle arith.
2540 (zero_extendsidi2): Rename this into ...
2541 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2542 (zero_extendsidi2): New expander.
2543 (*zero_extendsidi2_dext): New pattern.
2545 2009-07-20 Nick Clifton <nickc@redhat.com>
2547 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2548 to set MIPS_ABI_DEFAULT.
2549 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2551 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2553 * tree-object-size.c (addr_object_size): Handle unions with
2554 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2556 PR tree-optimization/40792
2557 * tree.c (build_function_type_skip_args): Remove bogus assert.
2559 2009-07-20 Jan Hubicka <jh@suse.cz>
2560 Martin Jambor <mjambor@suse.cz>
2562 * cgraph.h (combined_args_to_skip): New field.
2563 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2564 combined_args_to_skip and args_to_skip.
2565 * tree-inline.c (update_clone_info): New function.
2566 (tree_function_versioning): Call update_clone_info.
2567 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2569 (cgraph_materialize_all_clones): More extensive dumping, working
2570 with combined_args_to_skip rather than args_to_skip.
2572 2009-07-20 Ira Rosen <irar@il.ibm.com>
2574 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2575 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2576 (get_initial_def_for_reduction): Likewise.
2577 (vectorizable_reduction): Skip the check of first operand in case
2578 of COND_EXPR. Add check that it is outer loop vectorization if
2579 nested cycle was detected. Call vectorizable_condition() for
2580 COND_EXPR. If reduction epilogue cannot be created do not fail for
2581 nested cycles (if it is not double reduction). Assert that there
2582 is only one type in the loop in case of COND_EXPR. Call
2583 vectorizable_condition() to vectorize COND_EXPR.
2584 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2585 Add parameters. Allow nested cycles if called from
2586 vectorizable_reduction(). Use reduction vector variable if provided.
2587 (vect_analyze_stmt): Call vectorizable_reduction() before
2588 vectorizable_condition().
2589 (vect_transform_stmt): Update call to vectorizable_condition().
2591 2009-07-20 Christian Bruel <christian.bruel@st.com>
2593 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2594 * doc/invoke.texi (-mfmovd): Likewise.
2595 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2597 2009-07-20 Jan Hubicka <jh@suse.cz>
2599 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2600 when handling SSA name.
2602 2009-07-19 Jan Hubicka <jh@suse.cz>
2604 PR tree-optimization/40676
2605 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2606 virtual PHIs in empty BBs.
2608 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2610 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2611 re-expanded the compound use gen_lowpart instead to convert to the
2614 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2616 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2617 OUTER_CONST arguments.
2618 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2619 the new wider mode will be masked off.
2620 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2622 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2624 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2625 high-order bits are zero.
2627 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2629 * combine.c (simplify_shift_const_1): Split code to determine
2631 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2632 new bits shifted in are identical to the old sign bit.
2634 2009-07-18 Richard Guenther <rguenther@suse.de>
2637 * gimplify.c (gimplify_call_expr): Reject code using results from
2638 functions returning void.
2640 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2642 * doc/md.texi: Document the new PowerPC "es" constraint.
2643 Document that "m" can include automodified addresses on this target,
2644 and explain how %U must be used. Extend the "Q" and "Z" documentation
2645 to suggest "es" as well as "m".
2646 * config/rs6000/constraints.md (es): New memory constraint.
2647 (Q, Z): Update strings to match new documentation.
2649 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2651 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2652 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2653 * config/rs6000/predicates.md (volatile_mem_operand): Use
2654 offsettable_nonstrict_memref_p.
2655 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2656 (*floatunssidf2_internal): Likewise.
2657 (*fix_truncdfsi2_internal): Likewise.
2658 (*fix_trunctfsi2_internal): Likewise.
2660 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2662 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2666 2009-07-17 Richard Guenther <rguenther@suse.de>
2669 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2670 (pass_warn_unused_result): Likewise.
2671 (TODO_set_props): Remove.
2672 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2674 (pass_diagnose_omp_blocks): Define.
2675 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2676 (c_gimple_diagnostics_recursively): Remove.
2677 (finish_function): Do not call it.
2678 (c_write_global_declarations): Continue after errors.
2679 Finalize the CU here.
2680 * c-gimplify.c (c_genericize): Do not gimplify here.
2681 * c-common.c (c_warn_unused_result): Move ...
2682 * tree-cfg.c (do_warn_unused_result): ... here.
2683 (run_warn_unused_result): New function.
2684 (gate_warn_unused_result): New function.
2685 (pass_warn_unused_result): New pass.
2686 * c-common.h (c_warn_unused_result): Remove.
2687 * flags.h (flag_warn_unused_result): Declare.
2688 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2689 * opts.c (flag_warn_unused_result): Initialize to false.
2690 * toplev.c (compile_file): Add comment.
2691 * omp-low.c (create_omp_child_function): Do not register
2692 the function with the frontend.
2693 (diagnose_omp_structured_block_errors): Prepare to be
2694 called as optimization pass.
2695 (gate_diagnose_omp_blocks): New function.
2696 (pass_diagnose_omp_blocks): New pass.
2697 * cgraph.h (cgraph_optimize): Remove.
2698 (cgraph_analyze_function): Likewise.
2699 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2700 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2701 before their parents here.
2702 (cgraph_finalize_function): Not here.
2703 (cgraph_analyze_function): Gimplify functions here.
2704 (cgraph_finalize_compilation_unit): Continue after errors.
2705 Optimize the callgraph from here.
2706 (cgraph_optimize): Make static.
2707 * langhooks.c (write_global_declarations): Finalize the CU.
2708 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2709 (gimplify_function_tree): Assert we gimplify only once.
2710 Set PROP_gimple_any property.
2711 * tree-nested.c (gimplify_all_functions): New function.
2712 (lower_nested_functions): Gimplify all nested functions.
2713 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2714 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2715 and pass_diagnose_omp_blocks after gimplification. Do not
2716 set TODO_set_props on all_lowering_passes.
2717 (execute_one_pass): Do not handle TODO_set_props.
2718 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2719 (gimplify.o): Add tree-pass.h dependency.
2720 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2721 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2722 (unsave_r): Likewise.
2723 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2726 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2728 * doc/service.texi (Service): Restore previously removed link,
2729 which isn't broken after all.
2731 2009-07-17 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/40321
2734 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2735 PHI nodes to the maximal set.
2736 (make_values_for_phi): Add PHI arguments to the maximal set.
2737 (execute_pre): Dump PHI_GEN and the maximal set.
2739 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2742 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2745 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2747 * doc/extend.texi (Nested Functions): Replace broken link with
2749 * doc/service.texi (Service): Remove broken link.
2751 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2754 * builtins.c (expand_builtin_memcmp): Use loc instead of
2755 EXPR_LOCATION (exp).
2756 (expand_builtin_strncmp): Likewise.
2758 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2759 Manuel López-Ibáñez <manu@gcc.gnu.org>
2762 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2763 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2764 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2765 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2766 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2767 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2768 tree-inline.c, c-common.c, c-common.h, gimple.c,
2769 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2770 convert.c: Add location argument to fold_{unary,binary,ternary},
2771 fold_build[123], build_call_expr, build_size_arg,
2772 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2773 fold_build1_initializer, fold_build2_initializer,
2774 fold_build3_initializer, fold_build_call_array,
2775 fold_build_call_array_initializer, fold_single_bit_test,
2776 omit_one_operand, omit_two_operands, invert_truthvalue,
2777 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2778 combine_comparisons, fold_builtin_*, fold_call_expr,
2779 build_range_check, maybe_fold_offset_to_address, round_up,
2782 2009-07-16 Jason Merrill <jason@redhat.com>
2785 * c-common.c (c_common_reswords): Add __is_standard_layout
2787 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2788 * doc/implement-cxx.texi: New.
2789 * doc/gcc.texi: Include it.
2791 2009-07-16 DJ Delorie <dj@redhat.com>
2793 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2794 compares that may be indirectly affected by previous instructions.
2796 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2798 * builtins.c (do_mpc_arg2): New.
2799 (fold_builtin_2): Fold builtin cpow.
2800 * real.h (HAVE_mpc_pow): New.
2802 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2804 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2805 comparison to skip unprofitable schedule
2807 2009-07-16 Simon Baldwin <simonb@google.com>
2809 * gcc.c (option_map): New flag -no-canonical-prefixes.
2810 * (display_help): Print help text for new flag.
2811 * (process_command): Move options translation and language specifics
2812 and handle new flag early. Use it to set a function pointer to a
2813 prefix builder. Replace make_relative_prefix calls with calls to
2814 the function pointed to. Ignore new flag in regular options handling.
2815 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2817 2009-07-15 DJ Delorie <dj@redhat.com>
2819 * config/mep/mep.md (sibcall_internal): Change register to avoid
2821 (sibcall_value_internal): Likewise.
2823 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2825 PR rtl-optimization/40710
2826 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2828 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2830 * config/mips/mips.md (*extenddi_truncate<mode>,
2831 *extendsi_truncate<mode>): Change type attribute to move_type
2832 with shift_shift. Split out code handling exts from here ...
2833 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2835 (*extendhi_truncateqi): Change type attribute to move_type with
2836 shift_shift. Split out code handling exts from here ...
2837 (*extendhi_truncateqi_exts): ... to this new pattern.
2839 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2842 instead of "and" with inverted sign bit mask value. Use
2843 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2844 Allocate registers only for operand 4 and operand 5.
2846 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2849 * fold-const.c (fold_cond_expr_with_comparison): When folding
2850 < and <= to MIN, make sure the MIN uses the same type as the
2851 comparison's operands.
2853 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2855 * arm.md (ior_xor): New code iterator.
2856 (split for ior/xor with shift and zero-extend): New split pattern.
2857 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2859 2009-07-15 Richard Guenther <rguenther@suse.de>
2861 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2864 2009-07-15 Richard Guenther <rguenther@suse.de>
2867 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2869 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2871 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2872 handle 2.6.30 kernel.
2874 2009-07-15 DJ Delorie <dj@redhat.com>
2876 * config/mep/mep.md (sibcall_internal): Change register to allow
2877 for 24-bit addresses.
2878 (sibcall_value_internal): Likewise.
2880 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2882 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2883 that are enabled/disabled by the flags introduced by a previous patch.
2885 2009-07-14 DJ Delorie <dj@redhat.com>
2887 * config/mep/mep.md (sibcall_internal): Include non-toggling
2889 (sibcall_value_internal): Likewise.
2891 2009-07-14 Taras Glek <tglek@mozilla.com>
2892 Rafael Espindola <espindola@google.com>
2894 * doc/sourcebuild.texi: Document install-plugin target.
2895 * configure.ac: Added install-plugin target to language makefiles.
2896 * configure: Regenerate.
2897 * Makefile.in: (install-plugin): Install more headers,
2898 depend on lang.install-plugin.
2900 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2902 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2905 2009-07-14 DJ Delorie <dj@redhat.com>
2907 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2908 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2909 * config/mep/mep.md (sibcall_internal): Change test from
2910 mep_vliw_mode_match to mep_vliw_jmp_match.
2911 (sibcall_value_internal): Likewise.
2913 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2915 * config/i386/sse.md (copysign<mode>3): New expander.
2916 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2917 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2918 Use ix86_build_const_vector.
2919 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2920 IX86_BUILTIN_CPYSGNPD.
2921 (builtin_description): Add __builtin_ia32_copysignps and
2922 __builtin_ia32_copysignpd.
2923 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2924 and BUILT_IN_COPYSIGNF.
2926 2009-07-13 Jason Merrill <jason@redhat.com>
2928 * builtins.c (can_trust_pointer_alignment): New fn.
2929 (get_pointer_alignment): Factor it out from here.
2930 * tree.h: Declare it.
2932 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2934 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2937 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2941 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2943 2009-07-14 Richard Guenther <rguenther@suse.de>
2944 Andrey Belevantsev <abel@ispras.ru>
2947 * cfgexpand.c (partition_stack_vars): Do not bother to update
2948 alias information when not optimizing.
2950 2009-07-14 Richard Guenther <rguenther@suse.de>
2951 Andrey Belevantsev <abel@ispras.ru>
2953 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2954 (pt_solution_set): Likewise.
2955 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2956 * tree-ssa-structalias.c (pt_solution_set): New function.
2957 * final.c (rest_of_clean_state): Free SSA data structures.
2958 * print-rtl.c (print_decl_name): Remove.
2959 (print_mem_expr): Implement in terms of print_generic_expr.
2960 * alias.c (ao_ref_from_mem): New function.
2961 (rtx_refs_may_alias_p): Likewise.
2962 (true_dependence): Query alias-export info.
2963 (canon_true_dependence): Likewise.
2964 (write_dependence_p): Likewise.
2965 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2967 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2968 (mem_expr_equal_p): Use operand_equal_p.
2969 (set_mem_attributes_minus_bitpos): Do not use
2970 component_ref_for_mem_expr.
2971 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2972 (update_alias_info_with_stack_vars): Likewise.
2973 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2974 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2975 explicitly nor clear stmt operands.
2976 Free the decl-to-pointer map.
2977 * tree-optimize.c (execute_free_datastructures): Do not free
2978 SSA data structures here.
2979 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2980 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2981 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2983 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2985 2009-07-13 DJ Delorie <dj@redhat.com>
2987 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2988 unrolling at the right iteration count.
2990 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2993 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2995 * haifa-sched.c (rank_for_schedule): Introduced flags to
2996 enable/disable individual scheduling heuristics.
2997 * common.opt: Introduced flags to enable/disable individual
2998 heuristics in the scheduler.
2999 * doc/invoke.texi: Introduced flags to enable/disable individual
3000 heuristics in the scheduler.
3002 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3004 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3005 config/i386/mingw-tls.c.
3006 * config/i386/mingw-tls.c: Removed.
3008 2009-07-13 Ira Rosen <irar@il.ibm.com>
3010 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3011 checks access only relevant statements.
3012 (vectorizable_reduction): Likewise.
3014 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3016 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3017 just for 32-bit case.
3019 2009-07-12 Jan Hubicka <jh@suse.cz>
3021 PR tree-optimization/40585
3022 * except.c (expand_resx_expr): When there already is resume
3023 instruction, produce linked list.
3024 (build_post_landing_pads): Assert that resume is empty.
3025 (connect_post_landing_pads): Handle resume lists.
3026 (dump_eh_tree): Dump resume list.
3028 2009-07-12 Ira Rosen <irar@il.ibm.com>
3030 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3031 with additional argument.
3032 * tree-vectorizer.h (enum vect_def_type): Add
3033 vect_double_reduction_def.
3034 (vect_is_simple_reduction): Add argument.
3035 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3037 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3038 vect_is_simple_reduction with additional argument.
3039 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3041 (reduction_code_for_scalar_code): Handle additional codes by
3042 returning ERROR_MARK for them. Fix comment and indentation.
3043 (vect_is_simple_reduction): Fix comment, add argument to specify
3044 double reduction. Detect double reduction.
3045 (get_initial_def_for_induction): Fix indentation.
3046 (get_initial_def_for_reduction): Fix comment and indentation.
3047 Handle double reduction. Create initial definitions that do not
3048 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3049 (vect_create_epilog_for_reduction): Fix comment, add argument to
3050 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3051 epilogue result extraction. Create double reduction phi node and
3052 replace relevant uses.
3053 (vectorizable_reduction): Call vect_is_simple_reduction with
3054 additional argument. Fix indentation. Update epilogue code treatment
3055 according to the changes in reduction_code_for_scalar_code. Check
3056 for double reduction. Call vect_create_epilog_for_reduction with
3057 additional argument.
3058 * tree-vect-stmts.c (process_use): Handle double reduction, update
3060 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3061 (vect_get_vec_def_for_operand): Likewise.
3063 2009-07-12 Danny Smith <dansmister@gmail.com>
3065 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3066 dllexport if !TREE_PUBLIC.
3067 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3069 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3071 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3072 (avr_extra_arch_macro) Remove declatation.
3073 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3074 (avr_extra_arch_macro) Declare as static.
3075 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3077 2009-07-11 Jan Hubicka <jh@suse.cz>
3080 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3082 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3085 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3086 cold_in_std_section bits.
3087 (dwarf2out_begin_prologue): Initialize them.
3088 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3089 if already covered by text_section or cold_text_section range.
3091 PR rtl-optimization/40667
3092 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3093 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3094 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3095 * config/i386/i386.c (ix86_minimum_alignment): New function.
3096 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3097 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3098 * emit-rtl.c (gen_reg_rtx): Likewise.
3099 * function.c (assign_parms): Likewise. If nominal_type needs
3100 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3101 rather than passed_type's alignment.
3104 * function.c (assign_parm_setup_stack): Adjust
3105 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3106 from nominal_mode on big endian.
3108 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3110 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3112 2009-07-10 DJ Delorie <dj@redhat.com>
3114 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3116 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3118 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3120 (thumb2_cbnz): Likewise.
3122 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3125 * config.gcc (supported_defaults): Add synci.
3126 (with_synci): Add validation.
3127 (all_defaults): Add synci.
3128 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3131 * config/mips/mips.opt (msynci): New option.
3132 * config/mips/mips.c (mips_override_options): Warn on use of
3133 -msynci for targets that do now support it.
3134 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3136 * gcc/doc/invoke.texi (-msynci): Document the new option.
3137 * doc/install.texi (--with-synci): Document the new option.
3139 2009-07-10 Richard Guenther <rguenther@suse.de>
3141 PR tree-optimization/40496
3142 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3143 the PHI result with a compatible type.
3145 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * c.opt (Wunused-result): New.
3150 * doc/invoke.texi: Document it.
3151 * c-common.c (c_warn_unused_result): Use it.
3153 2009-07-09 DJ Delorie <dj@redhat.com>
3155 * targhooks.c (default_target_can_inline_p): Rename from
3156 default_target_option_can_inline_p.
3157 * targhooks.h (default_target_can_inline_p): Likewise.
3158 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3159 TARGET_OPTION_CAN_INLINE_P.
3160 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3161 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3162 (mep_target_can_inline_p): Rename from
3163 mep_target_option_can_inline_p.
3166 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3167 registers used to pass vectors.
3169 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3171 2009-07-09 Tom Tromey <tromey@redhat.com>
3173 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3174 * config/mmix/mmix.c: Include dwarf2.h.
3175 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3176 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3177 * config/sh/sh.c: Include dwarf2.h.
3178 * config/i386/i386.c: Include dwarf2.h.
3179 * Makefile.in (DWARF2_H): Remove 'elf'.
3180 * except.c: Include dwarf2.h.
3181 * unwind-dw2.c: Include dwarf2.h.
3182 * dwarf2out.c: Include dwarf2.h.
3183 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3184 * unwind-dw2-fde.c: Include dwarf2.h.
3185 * dwarf2asm.c: Include dwarf2.h.
3187 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3189 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3190 (max_issue): Use it.
3191 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3193 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3194 (region_sched_info): Update.
3195 * sched-ebb.c (ebb_sched_info): Update.
3196 * modulo-sched.c (sms_sched_info): Update.
3197 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3199 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3201 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3203 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3205 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3207 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3210 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3211 arg1 with arg01 if arg1 is already INTEGER_CST.
3213 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3215 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3216 Transform (and (truncate)) into (truncate (and)).
3218 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3220 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3221 creating LHS paradoxical subregs. Fix surrounding returns to
3222 use NULL_RTX rather than 0.
3224 2009-07-08 DJ Delorie <dj@redhat.com>
3226 * config/mep/mep.c: (mep_option_can_inline_p): New.
3227 (TARGET_OPTION_CAN_INLINE_P): Define.
3229 2009-07-08 Mark Wielaard <mjw@redhat.com>
3232 * dwarf2out.c (add_data_member_location_attribute): When we have
3233 only a constant offset don't emit a new location description using
3234 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3237 2009-07-08 Richard Henderson <rth@redhat.com>
3240 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3241 (enum reg_class): Add CLOBBERED_REGS.
3242 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3243 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3244 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3245 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3246 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3247 force 64-bit sibcalls into R11.
3248 * config/i386/constraints.md (U): New constraint.
3249 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3250 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3251 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3253 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3255 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3257 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3258 * ebitmap.h (dump_ebitmap): Ditto.
3259 * optabs.h (optab_libfunc): Ditto.
3260 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3261 * tree-flow.h (vect_can_force_dr_alignment_p,
3262 get_vectype_for_scalar_type): Ditto.
3263 (vectorize_loops): Move prototype to ...
3264 * tree-vectorizer.h: ... here. Also, adjust comment.
3265 (vect_set_verbosity_level): Remove duplicate prototype.
3266 * tree-ssa-loop.c: Include tree-vectorizer.h.
3267 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3269 2009-07-08 Nick Clifton <nickc@redhat.com>
3271 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3274 2009-07-08 DJ Delorie <dj@redhat.com>
3276 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3277 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3278 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3280 * config/mep/intrinsics.md: Regenerated.
3281 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3282 registers when asm() or calls are detected.
3284 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3287 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3289 * gimple (gimple_build_call_from_tree): Likewise.
3290 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3291 no_warning flag before warning.
3293 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3295 * tree.c (set_expr_locus): Remove.
3296 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3297 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3299 * gimplify.c (internal_get_tmp_var): Likewise.
3300 (gimplify_call_expr): Likewise.
3301 (gimplify_one_sizepos): Likewise.
3303 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3306 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3307 to variables for debugging purposes.
3309 2009-06-23 Mark Loeser <mark@halcy0n.com>
3312 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3314 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3316 * pretty-print.c (pp_base_format): Remove %J.
3317 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3318 gcc_cxxdiag_char_table): Likewise.
3319 (init_dynamic_diag_info): Likewise.
3321 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3323 * pretty-print.c (pp_base_format): Remove %H.
3324 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3325 gcc_cxxdiag_char_table): Likewise.
3326 (init_dynamic_diag_info): Likewise.
3327 * config/mep/mep.c (mep_select_section): Likewise.
3329 2009-07-07 Duncan Sands <baldrick@free.fr>
3331 * final.c (pass_clean_state): Give the pass a name.
3332 * passes.c (pass_rest_of_compilation): Likewise.
3333 * tree-optimize.c (pass_all_optimizations): Likewise.
3335 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3337 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3338 an extra 'decl' for error_at.
3340 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3343 * tree-tailcall.c (adjust_return_value_with_ops,
3344 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3345 if it has complex or vector type.
3347 2009-07-07 Olivier Hainque <hainque@adacore.com>
3349 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3352 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3354 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3356 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3358 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3359 * c-decl.c: Likewise.
3360 * function.c: Likewise.
3361 * varasm.c: Likewise.
3362 * tree-ssa.c: Likewise.
3363 * c-common.c: Likewise.
3364 * tree-cfg.c: Likewise.
3365 * config/spu/spu.c: Likewise.
3366 * config/ia64/ia64.c: Likewise.
3367 * config/v850/v850.c: Likewise.
3369 2009-07-06 DJ Delorie <dj@redhat.com>
3371 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3372 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3373 unspecified accesses to control registers.
3374 * config/mep/intrinsics.md: Regenerate.
3375 * config/mep/intrinsics.h: Regenerate.
3376 * config/mep/mep-intrin.h: Regenerate.
3378 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3380 * c-lex.c: Replace %H by an explicit location. Update all calls.
3381 * c-common.c: Likewise.
3382 * c-decl.c: Likewise.
3383 * c-typeck.c: Likewise.
3384 * fold-const.c: Likewise.
3385 * gimplify.c: Likewise.
3387 * tree-cfg.c: Likewise.
3388 * tree-ssa-loop-niter.c: Likewise.
3389 * tree-vrp.c: Likewise.
3390 * value-prof.c: Likewise.
3392 2009-07-06 Diego Novillo <dnovillo@google.com>
3394 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3395 if it has one. Handle cases where VAR does not have an
3396 annotation or cfun is NULL.
3398 2009-07-06 Diego Novillo <dnovillo@google.com>
3400 * tree.c: Include debug.h.
3401 (initialize_tree_contains_struct): New.
3402 (init_ttree): Call it.
3403 (tree_node_structure_for_code): Factor out of ...
3404 (tree_node_structure): ... here.
3405 * treestruct.def (TS_PHI_NODE): Remove.
3406 (TS_GIMPLE_STATEMENT): Remove.
3408 2009-07-06 Diego Novillo <dnovillo@google.com>
3410 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3411 (debug_tree_chain): Handle cycles.
3413 2009-07-06 Nick Clifton <nickc@redhat.com>
3414 DJ Delorie <dj@redhat.com>
3416 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3417 __FMOVD_ENABLED__ is defined.
3419 (TARGET_FMOVD): Provide a default definition.
3420 (MASK_FMOVD): Likewise.
3421 (TARGET_CPU_CPP_BUILTINS): Define
3422 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3423 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3424 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3425 (split for DF load from memory into register): Also handle
3426 MEMs which consist of REG+DISP addressing.
3427 (split for DF store from register to memory): Likewise.
3428 (movsf_ie): Always use single fp_mode.
3429 * config/sh/sh.c (sh_override_options): Do not automatically
3430 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3431 that to the -mfmovd command line switch.
3432 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3433 (fldi_ok): Always allow.
3434 * config/sh/sh.opt (mfmovd): Remove this switch.
3435 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3437 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3438 Kaz Kojima <kkojima@gcc.gnu.org>
3440 PR rtl-optimization/30807
3441 * postreload.c (reload_combine): For every new use of REG_SUM,
3442 record the use of BASE.
3444 2009-07-06 Jan Hubicka <jh@suse.cz>
3446 * params.def: Revert my accidental commit at 2009-06-30.
3448 2009-07-04 Ian Lance Taylor <iant@google.com>
3451 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3453 (mingw_format_attribute_overrides): Likewise.
3455 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3458 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3459 don't check cfa.reg. Instead of cfa.indirect use
3460 fde && fde->drap_reg != INVALID_REGNUM test.
3462 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3464 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3466 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3469 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3471 2009-07-03 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/40640
3474 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3477 2009-07-03 Jan Hubicka <jh@suse.cz>
3479 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3480 for size, reduce amount of inlining.
3482 2009-07-03 Richard Guenther <rguenther@suse.de>
3485 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3486 if t +- x is known to not overflow and the conversion widens the
3488 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3490 2009-07-03 Jan Hubicka <jh@suse.cz>
3492 * ipa-pure-const.c (analyze): Update loop optimizer init.
3493 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3494 try_remove_empty_loop, remove_empty_loops): Remove.
3495 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3496 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3497 to mark regular loops as neccesary.
3498 (degenerate_phi_p): New function.
3499 (propagate_necessity, remove_dead_phis): Use it.
3500 (forward_edge_to_pdom): Likewise.
3501 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3502 virtual PHI nodes that became unreachable.
3503 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3504 * tree-flow.h (remove_empty_loops): Remove.
3505 * passes.c (init_optimization_passes): Remove.
3507 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3509 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3510 can_create_pseudo_p.
3511 (*fix_trunc<mode>_i387_1): Ditto.
3512 (*floathi<mode>2_1): Ditto.
3513 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3514 (*fistdi2_1): Ditto.
3515 (*fist<mode>2_1): Ditto.
3516 (frndintxf2_floor): Ditto.
3517 (*fist<mode>2_floor_1): Ditto.
3518 (frndintxf2_ceil): Ditto.
3519 (*fist<mode>2_ceil_1): Ditto.
3520 (frndintxf2_trunc): Ditto.
3521 (frndintxf2_mask_pm): Ditto.
3522 (fxam<mode>2_i387_with_temp): Ditto.
3523 * config/i386/sse.md (mulv16qi3): Ditto.
3524 (*sse2_mulv4si3): Ditto.
3526 (sse4_2_pcmpestr): Ditto.
3527 (sse4_2_pcmpistr): Ditto.
3529 2009-07-03 Jan Hubicka <jh@suse.cz>
3531 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3532 (mark_stmt_necessary): Set it.
3533 (mark_operand_necessary): Set it.
3534 (mark_control_dependent_edges_necessary): Set it.
3535 (mark_virtual_phi_result_for_renaming): New function.
3536 (get_live_post_dom): New function.
3537 (forward_edge_to_pdom): New function.
3538 (remove_dead_stmt): Fix handling of control dependences.
3539 (tree_dce_init): Init new bitmap.
3540 (tree_dce_done): Free it.
3542 2009-07-02 Richard Guenther <rguenther@suse.de>
3545 * tree-ssa-structalias.c (new_var_info): Initialize
3548 2009-07-02 Jan Hubicka <jh@suse.cz>
3550 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3553 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3555 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3556 instead of recomputing it. Adjust calls.
3557 (emit_store_flag): Adjust recursive calls.
3559 2009-07-02 Richard Guenther <rguenther@suse.de>
3561 * tree-ssa-live.c (remove_unused_locals): Do not remove
3563 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3564 of DECL_EXTERNAL for HEAP variables.
3565 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3566 HEAP variables. Do not adjust RESTRICT vars.
3567 (find_what_var_points_to): Nobody cares if something
3570 2009-07-02 Ben Elliston <bje@au.ibm.com>
3572 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3573 pc_low and pc_high declarations to the top of the function.
3575 2009-07-01 DJ Delorie <dj@redhat.com>
3577 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3579 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3580 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3581 unspecified accesses to control registers.
3582 * config/mep/intrinsics.md: Regenerate.
3583 * config/mep/intrinsics.h: Regenerate.
3584 * config/mep/mep-intrin.h: Regenerate.
3586 2009-07-01 Anthony Green <green@moxielogic.com>
3588 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3589 instruction when possible.
3590 (moxie_expand_prologue): Ditto. Also, save an instruction and
3591 some complexity by popping off of $r12 instead of $sp.
3592 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3595 2009-07-01 Richard Henderson <rth@redhat.com>
3598 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3599 contained no insns, reposition note before last insn.
3601 2009-07-01 Richard Henderson <rth@redhat.com>
3604 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3605 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3607 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3610 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3611 darwin9 for printing reg addresses with %y.
3613 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3615 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3616 truncation from operands in binary operations.
3618 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3621 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3622 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3623 subreg of op0 to the original op0.
3625 * expmed.c (store_bit_field_1): Use a temporary as the destination
3626 instead of a paradoxical subreg when we need to truncate the result.
3628 2009-07-01 DJ Delorie <dj@redhat.com>
3630 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3631 names to VLIW variants.
3632 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3633 * config/mep/intrinsics.md: Regenerate.
3634 * config/mep/intrinsics.h: Regenerate.
3635 * config/mep/mep-intrin.h: Regenerate.
3637 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3640 * jump.c (returnjump_p): Revert last patch.
3641 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3643 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3646 * pa.md (casesi32p): Use jump table label to determine the offset
3648 (casesi64p): Likewise.
3650 * pa.c (forward_branch_p): Return bool type. Use instruction
3651 addresses when available. Assert that INSN has a jump label.
3652 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3655 2009-07-01 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/19831
3658 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3659 that only act as barriers do not make any previous stores necessary.
3660 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3661 HEAP variables global, do not add a constraint from nonlocal.
3662 (find_func_aliases): Handle escapes through return statements.
3663 (compute_points_to_sets): Make escaped HEAP variables global.
3665 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3668 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3669 after reducing a DImode cstore to SImode.
3671 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3673 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3674 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3676 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3678 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3679 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3681 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3682 and umod_optab if TARGET_BSD_DIVMOD.
3683 * config/vax/lib1funcs.asm: New file.
3684 * config/vax/t-linux: New file.
3685 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3687 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3690 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3691 to type arguments that have void type.
3694 * dwarf2out.c (gen_formal_parameter_die): Call
3695 equate_decl_number_to_die if node is different from origin.
3697 2009-06-30 Anthony Green <green@moxielogic.com>
3699 Clean up moxie port for --enable-build-with-cxx.
3700 * config/moxie/moxie.c (moxie_function_value): First two
3701 parameters are const_tree, not tree.
3702 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3703 (REG_CLASS_NAMES): Ditto.
3704 (REGNO_REG_CLASS): Ditto.
3705 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3706 (moxie_function_value): Fix constyness of arguments.
3708 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3710 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3711 finalize_size_functions before further processing.
3712 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3713 (variable_size): Call self_referential_size on size expressions
3714 that contain a PLACEHOLDER_EXPR.
3715 (size_functions): New static variable.
3716 (copy_self_referential_tree_r): New static function.
3717 (self_referential_size): Likewise.
3718 (finalize_size_functions): New global function.
3719 * tree.c: Include tree-inline.h.
3720 (push_without_duplicates): New static function.
3721 (find_placeholder_in_expr): New global function.
3722 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3724 <tcc_expression>: Likewise.
3725 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3726 the call in the expression.
3727 * tree.h (finalize_size_functions): Declare.
3728 (find_placeholder_in_expr): Likewise.
3729 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3730 (substitute_placeholder_in_expr): Update comment.
3731 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3733 (copy_tree_body_r): Likewise.
3734 (copy_tree_body): New static function.
3735 (maybe_inline_call_in_expr): New global function.
3736 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3737 (maybe_inline_call_in_expr): Declare.
3738 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3739 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3742 2009-06-30 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3746 (propagate_necessity): Do not mark reaching defs of stores
3749 2009-06-30 Jan Hubicka <jh@suse.cz>
3751 * cfgloopanal.c (check_irred): Move into ...
3752 (mark_irreducible_loops): ... here; return true if ireducible
3754 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3755 (analyze_function): Try to prove loop finiteness.
3756 * cfgloop.h (mark_irreducible_loops): Update prototype.
3757 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3759 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3761 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3763 2009-06-30 Ira Rosen <irar@il.ibm.com>
3765 PR tree-optimization/40542
3766 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3769 2009-06-30 Martin Jambor <mjambor@suse.cz>
3771 PR tree-optimization/40582
3772 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3773 than useless_type_conversion_p.
3774 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3777 2009-06-30 Martin Jambor <mjambor@suse.cz>
3780 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3782 2009-06-30 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3785 use ao_ref references.
3786 (walk_aliased_vdefs): Likewise.
3787 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3788 * tree-ssa-dce.c (struct ref_data): Remove.
3789 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3790 (mark_aliased_reaching_defs_necessary): Adjust.
3791 (mark_all_reaching_defs_necessary_1): Likewise.
3793 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3796 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3797 (emit_store_flag_1): Extract from emit_store_flag, adjust
3798 calls to (what now is) emit_cstore.
3799 (emit_store_flag): Call emit_store_flag_1 and also use it
3800 for what used to be recursive calls.
3802 2009-06-30 Wei Guozhi <carrot@google.com>
3805 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3806 if the target bb post dominates from bb.
3807 * config/i386/i386.c (memory_address_length): Check existence of base
3808 register before using it.
3810 2009-06-30 Nick Clifton <nickc@redhat.com>
3811 DJ Delorie <dj@redhat.com>
3813 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3814 __FMOVD_ENABLED__ is defined.
3816 (TARGET_FMOVD): Provide a default definition.
3817 (MASK_FMOVD): Likewise.
3818 (TARGET_CPU_CPP_BUILTINS): Define
3819 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3820 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3821 two fmov instructions depending upon whether TARGET_FMOVD is
3823 (split for DF load from memory into register): Also handle
3824 MEMs which consist of REG+DISP addressing.
3825 (split for DF store from register to memory): Likewise.
3826 * config/sh/sh.opt (mfmovd): Remove this switch.
3827 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3828 * config/sh/sh.c (sh_override_options): Do not automatically
3829 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3830 that to the -mfmovd command line switch.
3832 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3834 (fldi_ok): Always allow.
3835 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3837 2009-06-29 DJ Delorie <dj@redhat.com>
3839 * doc/install.texi (mep-x-elf): Correct chip's full name.
3841 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3843 * doc/extend.texi: Fix typo.
3845 2009-06-29 Tom Tromey <tromey@redhat.com>
3848 * Makefile.in (DWARF2_H): New variable.
3850 (dwarf2out.o): Likewise.
3851 (dwarf2asm.o): Likewise.
3852 * config/i386/t-i386: Use DWARF2_H.
3853 * except.c: Include elf/dwarf2.h.
3854 * unwind-dw2.c: Include elf/dwarf2.h.
3855 * dwarf2out.c: Include elf/dwarf2.h.
3856 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3857 <dtprel>: New field.
3858 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3859 (size_of_loc_descr): Likewise.
3860 (output_loc_operands_raw): Likewise.
3861 (output_loc_operands): Handle new dtprel field.
3862 (loc_checksum): Update.
3863 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3864 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3865 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3866 * dwarf2asm.c: Include elf/dwarf2.h.
3867 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3868 * config/mmix/mmix.c: Include elf/dwarf2.h.
3869 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3870 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3871 * config/sh/sh.c: Include elf/dwarf2.h.
3872 * config/i386/i386.c: Include elf/dwarf2.h.
3874 2009-06-29 DJ Delorie <dj@redhat.com>
3876 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3878 * doc/extend.texi: Add MeP attributes and pragmas.
3879 * doc/invoke.text: Add MeP Options.
3880 * doc/contrib.texi: Add MeP contribution.
3881 * doc/md.texi: Add MeP constraints.
3882 * doc/install.texi: Add MeP target.
3884 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3886 * target.h (struct gcc_target): Add frame_pointer_required field.
3887 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3888 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3889 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3891 * reload1.c (update_eliminables): (Ditto.).
3892 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3893 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3894 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3896 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3898 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3899 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3900 (arm_frame_pointer_required): New function.
3902 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3903 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3904 (avr_frame_pointer_required_p): Declare as static.
3905 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3907 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3908 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3909 (bfin_frame_pointer_required): Make as static, change return type
3911 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3913 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3914 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3915 (cris_frame_pointer_required): New function.
3917 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3919 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3920 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3921 (fr30_frame_pointer_required): New function.
3923 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3924 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3925 (frv_frame_pointer_required): Make as static, change return type
3927 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3929 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3930 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3931 (ix86_frame_pointer_required): Make as static, change return type to
3933 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3935 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3936 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3938 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3940 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3942 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3944 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3945 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3946 (mips_frame_pointer_required): Make as static.
3947 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3949 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3950 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3951 (mmix_frame_pointer_required): Mew function.
3953 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3954 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3956 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3958 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3960 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3962 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3963 (CAN_ELIMINATE): Redefine.
3964 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3965 (sparc_frame_pointer_required): New function.
3966 (sparc_can_eliminate): New function.
3967 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3969 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3970 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3972 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3974 (xtensa_frame_pointer_required): Make as static, change return type
3976 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3979 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3981 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3982 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3983 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3984 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3985 (register_callback): Handle PLUGIN_START_UNIT.
3986 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3988 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3990 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3992 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3993 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3995 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3997 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4000 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4002 * doc/extend.texi (Additional Floating Types): __float128 is also
4003 supported on i386 targets.
4005 2009-06-29 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4010 (pt_solutions_same_restrict_base): Declare.
4011 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4013 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4014 (make_constraint_from, make_copy_constraint): Move earlier.
4015 (make_constraint_from_heapvar): New function.
4016 (make_constraint_from_restrict): Likewise.
4017 (handle_lhs_call): Use it.
4018 (find_func_aliases): Use it to track conversions to restrict
4020 (struct fieldoff): Add only_restrict_pointers flag.
4021 (push_fields_onto_fieldstack): Initialize it.
4022 (create_variable_info_for): Track global restrict qualified pointers.
4023 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4024 Track restrict qualified pointer arguments.
4025 (set_uids_in_ptset): Use varinfo is_global_var flag.
4026 (find_what_var_points_to): Set the vars_contains_restrict flag.
4027 Always create the points-to solution for sets including restrict tags.
4028 (pt_solutions_same_restrict_base): New function.
4029 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4030 qualified pointers use pt_solutions_same_restrict_base as
4031 additional source for disambiguation.
4033 2009-06-29 Richard Guenther <rguenther@suse.de>
4036 * alias.c (find_base_decl): Remove.
4037 (get_deref_alias_set_1): Remove restrict handling.
4038 * c-common.c (c_apply_type_quals_to_decl): Do not set
4039 DECL_POINTER_ALIAS_SET.
4040 * gimplify.c (find_single_pointer_decl_1): Remove.
4041 (find_single_pointer_decl): Likewise.
4042 (internal_get_tmp_var): Remove restrict handling.
4043 (gimple_regimplify_operands): Likewise.
4044 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4045 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4046 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4047 * tree.c (restrict_base_for_decl): Remove.
4048 (init_ttree): Do not allocate it.
4049 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4050 LABEL_DECL_UID for label decls.
4051 (copy_node_stat): Do not copy restrict information.
4052 (decl_restrict_base_lookup): Remove.
4053 (decl_restrict_base_insert): Likewise.
4054 (print_restrict_base_statistics): Likewise.
4055 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4056 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4057 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4058 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4059 (LABEL_DECL_UID): Adjust.
4060 (DECL_BASED_ON_RESTRICT_P): Remove.
4061 (DECL_GET_RESTRICT_BASE): Likewise.
4062 (SET_DECL_RESTRICT_BASE): Likewise.
4063 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4065 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4066 instead of DECL_POINTER_ALIAS_SET.
4067 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4068 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4069 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4071 2009-06-29 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/40579
4074 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4075 the IL to simplify has constants that overflowed.
4077 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4079 PR tree-optimization/40550
4080 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4081 vector_compute_type only when the size of vector_compute_type is
4082 less than the size of type.
4084 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4086 * fold-const.c (contains_label_1): Fix comments.
4087 (contains_label_p): Do not walk trees multiple time.
4089 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4091 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4092 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4093 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4094 ix86_fp_comparison_operator.
4095 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4096 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4097 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4098 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4099 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4100 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4101 (related splits): Change predicate to ix86_fp_comparison_operator.
4102 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4103 instead of ix86_fp_comparison_codes.
4104 (ix86_trivial_fp_comparison_operator,
4105 ix86_fp_comparison_operator): New.
4106 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4107 (ix86_expand_compare): Eliminate last two parameters.
4108 (ix86_fp_jump_nontrivial_p): Kill.
4109 * config/i386/i386.c (put_condition_code): Eliminate call to
4110 ix86_fp_comparison_codes and subsequent assertion.
4111 (ix86_fp_comparison_codes): Eliminate.
4112 (ix86_fp_swap_condition): New.
4113 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4114 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4115 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4116 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4117 and ix86_fp_swap_condition.
4118 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4119 Use ix86_fp_comparison_strategy.
4120 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4121 (ix86_fp_jump_nontrivial_p): Eliminate.
4122 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4123 call to ix86_expand_compare.
4124 (ix86_split_fp_branch, ix86_expand_setcc,
4125 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4126 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4128 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4130 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4131 related to jump_clobbers.
4132 * config/arm/arm.md (conds): Remove jump_clob case.
4133 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4134 splits): Change comparison_operator to arm_comparison_operator.
4135 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4138 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4140 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4141 condition for floating point modes.
4142 * expmed.c (emit_store_flag_1): Move here a bigger part
4144 (emit_store_flag): Try swapping the condition for floating point
4146 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4148 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4150 * expr.c (expand_expr_real_1): Just use do_store_flag.
4151 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4152 emit_store_flag_force.
4153 * expmed.c (emit_store_flag_force): Copy here trick
4154 previously in expand_expr_real_1. Try reversing the comparison.
4155 (emit_store_flag_1): Work if target is NULL.
4156 (emit_store_flag): Work if target is NULL, using the result mode
4157 from the comparison. Use split_comparison, restructure final part
4158 to simplify conditionals.
4160 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4162 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4163 * dojump.c (do_jump): Change handling of floating-point
4164 ops to use just do_compare_and_jump.
4165 (split_comparison): New.
4166 (do_compare_rtx_and_jump): Add here logic coming previously
4167 in do_jump, using split_comparison.
4169 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4174 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4176 * tree-ssa-alias.c: Fix unintentional commit.
4178 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4180 * passes.c (execute_one_pass): Fix unintentional commit.
4182 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4184 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4185 (df_rd_local_compute, df_md_local_compute): Inline them.
4187 (df_md_scratch): New.
4188 (df_md_alloc, df_md_free): Allocate/free it.
4189 (df_md_local_compute): Only include live registers in init.
4190 (df_md_transfer_function): Prune the in-set computed by
4191 the confluence function, and the gen-set too.
4193 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4195 PR rtl-optimization/26854
4196 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4197 * df-problems.c (df_rd_add_problem): Fix comment.
4198 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4199 df_md_simulate_artificial_defs_at_top,
4200 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4201 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4202 df_md_transfer_function, df_md_init, df_md_confluence_0,
4203 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4204 problem_MD, df_md_add_problem): New.
4205 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4206 df_md_get_bb_info): New.
4207 (DF_LAST_PROBLEM_PLUS1): Adjust.
4209 * Makefile.in (fwprop.o): Include domwalk.h.
4210 * fwprop.c: Include domwalk.h.
4211 (reg_defs, reg_defs_stack): New.
4212 (bitmap_only_bit_between): Remove.
4213 (process_defs): New.
4214 (process_uses): Use reg_defs and local_md instead of
4215 bitmap_only_bit_between and local_rd.
4216 (single_def_use_enter_block): New, from build_single_def_use_links.
4217 (single_def_use_leave_block): New.
4218 (build_single_def_use_links): Remove code moved to
4219 single_def_use_enter_block, invoke domwalk.
4220 (use_killed_between): Adjust comment.
4222 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4224 * bitmap.h (bitmap_ior_and_into): New.
4225 * bitmap.c (bitmap_ior_and_into): New.
4227 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4229 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4230 before_dom_children_before_stmts and after_dom_children_after_stmts.
4231 Rename the two remaining callbacks to just before_dom_children and
4232 after_dom_children. Remove other GIMPLE statement walking bits.
4233 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4234 * graphite.c: Do not include domwalk.h.
4235 * tree-into-ssa.c (interesting_blocks): New global.
4236 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4237 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4238 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4239 now that they're not domwalk callbacks.
4240 (rewrite_initialize_block): Rename to...
4241 (rewrite_enter_block): ... this, place after called functions. Test
4242 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4243 (rewrite_finalize_block): Rename to...
4244 (rewrite_leave_block): ... this, place after called functions.
4245 (rewrite_update_init_block): Rename to...
4246 (rewrite_update_enter_block): ... this, place after called functions.
4247 Test interesting_blocks, call rewrite_update_stmt and
4248 rewrite_update_phi_arguments.
4249 (rewrite_update_fini_block): Rename to...
4250 (rewrite_leave_block): ... this, place after called functions.
4251 (rewrite_blocks): Remove last argument, simplify initialization of
4253 (mark_def_sites_initialize_block): Rename to...
4254 (mark_def_sites_block): ... this, call mark_def_sites.
4255 (mark_def_sites_blocks): Remove argument, simplify initialization of
4257 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4258 (update_ssa): Likewise.
4259 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4261 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4262 (dom_opt_initialize_block): Rename to...
4263 (dom_opt_enter_block): ... this, place after called functions. Walk
4264 statements here, inline propagate_to_outgoing_edges.
4265 (dom_opt_finalize_block): Rename to...
4266 (dom_opt_leave_block): ... this, place after called functions.
4267 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4269 (dse_enter_block, dse_record_phi): New.
4270 (dse_record_phis): Delete.
4271 (dse_finalize_block): Rename to...
4272 (dse_leave_block): ... this.
4273 (tree_ssa_dse): Simplify initialization of walk_data.
4274 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4275 Adjust initialization of walk_data.
4276 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4277 * tree-ssa-loop-phiopt.c (get_non_trapping):
4278 Adjust initialization of walk_data.
4279 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4280 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4281 it's not a domwalk callback.
4282 (uncprop_initialize_block): Rename to...
4283 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4284 (dse_finalize_block): Rename to...
4285 (dse_leave_block): ... this.
4286 (tree_ssa_uncprop): Simplify initialization of walk_data.
4287 * Makefile.in: Adjust dependencies.
4289 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4291 * arm.md (casesi): Fix test for Thumb1.
4292 (thumb1_casesi_internal_pic): Likewise.
4293 (thumb1_casesi_dispatch): Likewise.
4295 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4297 * config/arm/arm-cores.def: Added core cortex-m0.
4298 * config/arm/arm-tune.md: Regenerated.
4299 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4301 2009-06-26 DJ Delorie <dj@redhat.com>
4303 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4305 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4306 the scheduler doesn't tag jump insns.
4308 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4310 * c-decl.c (merge_decls): Re-indent.
4312 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4315 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4316 Special-case decimal float constants.
4318 2009-06-26 Richard Henderson <rth@redhat.com>
4320 * function.h (struct function): Add cannot_be_copied_reason,
4321 and cannot_be_copied_set.
4322 * tree-inline.c (has_label_address_in_static_1): Rename from
4323 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4324 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4325 don't set inline_forbidden_reason.
4326 (copy_forbidden): New function, split out of inline_forbidden_p.
4327 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4328 (inline_forbidden_p): Use copy_forbidden.
4329 (tree_versionable_function_p): Likewise.
4330 (inlinable_function_p): Merge into tree_inlinable_function_p.
4331 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4332 * ipa-cp.c (ipcp_versionable_function_p): New function.
4333 (ipcp_cloning_candidate_p): Use it.
4334 (ipcp_node_modifiable_p): Likewise.
4336 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4338 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4339 that is marked not to be inlined. Remove flag_mudflap use.
4340 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4341 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4343 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4346 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4347 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4349 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4351 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4353 (__mingwthr_remove_key_dtor): Likewise.
4355 2009-06-26 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4359 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4362 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4363 try the non-cond_exec path also.
4365 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4368 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4369 (output_cbranch): Use new functions.
4370 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4373 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4374 Pat Haugen <pthaugen@us.ibm.com>
4375 Revital Eres <ERES@il.ibm.com>
4377 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4378 for %c error. Add %x support to print VSX registers as a unified
4379 register set, instead of separate float and altivec registers.
4380 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4381 %y case, and add support for VSX pre-modify addresses.
4382 (output_toc): Add assert for CONST containing an integer constant
4384 (rs6000_adjust_cost): Add POWER7 support.
4385 (insn_must_be_first_in_group): Ditto.
4386 (insn_must_be_last_in_group): Ditto.
4387 (rs6000_emit_popcount): Ditto.
4388 (rs6000_vector_mode_supported_p): Ditto.
4390 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4391 Change some of the functions called by macros to being called
4392 through a pointer, so debug functions can be inserted if
4393 -mdebug=addr or -mdebug=cost.
4394 (rs6000_preferred_reload_class_ptr): Ditto.
4395 (rs6000_secondary_reload_class_ptr): Ditto.
4396 (rs6000_secondary_memory_needed_ptr): Ditto.
4397 (rs6000_cannot_change_mode_class_ptr): Ditto.
4398 (rs6000_secondary_reload_inner): Ditto.
4399 (rs6000_legitimize_reload_address): Ditto.
4400 (rs6000_legitimize_reload_address_ptr): Ditto.
4401 (rs6000_mode_dependent_address): Ditto.
4402 (rs6000_mode_dependent_address_ptr): Ditto.
4404 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4405 function to return true if the mode allows reg + integer
4407 (virtual_stack_registers_memory_p): New function to return true if
4408 the address refers to a virtual stack register.
4409 (rs6000_legitimate_offset_address_p): Move code to say whether a
4410 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4412 (rs6000_legitimate_address_p): Add checks for modes that only can
4413 do reg+reg addressing. Start adding VSX support.
4414 (rs6000_legitimize_reload_address): Ditto.
4415 (rs6000_legitimize_address): Ditto.
4416 (rs6000_debug_legitimate_address_p): New debug functions for
4417 -mdebug=addr and -mdebug=cost.
4418 (rs6000_debug_rtx_costs): Ditto.
4419 (rs6000_debug_address_costs): Ditto.
4420 (rs6000_debug_adjust_cost): Ditto.
4421 (rs6000_debug_legitimize_address): Ditto.
4422 (rs6000_legitimize_reload_address_ptr): Point to call normal
4423 function or debug function. Make functions called via pointer
4425 (rs6000_mode_dependent_address_ptr): Ditto.
4426 (rs6000_secondary_reload_class_ptr): Ditto.
4427 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4428 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4429 into a friendlier error.
4430 (rs6000_init_builtins): Add initial VSX support.
4431 (rs6000_adjust_cost): Fix some spacing issues.
4433 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4434 (REG_CLASS_NAMES): Ditto.
4435 (REG_CLASS_CONTENTS): Ditto.
4436 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4437 pointer, to add -mdebug=addr support.
4438 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4439 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4440 -mdebug=addr support.
4441 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4442 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4443 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4445 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4447 (bswapsi*): Set attribute types for load/store. Add combiner
4448 patterns to eliminate zero extend on 64-bit.
4449 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4450 stdbrx if the hardware supports those instructions.
4452 2009-06-25 Ian Lance Taylor <iant@google.com>
4454 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4455 (Link Options): Document -static-libstdc++.
4457 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4460 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4461 DATA_ALIGNMENT instead.
4463 2009-06-25 Richard Guenther <rguenther@suse.de>
4465 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4466 indirect references against the callused/escaped solutions.
4467 (call_may_clobber_ref_p_1): Likewise.
4469 2009-06-25 Martin Jambor <mjambor@suse.cz>
4471 PR tree-optimization/40493
4472 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4473 (enum unscalarized_data_handling): New type.
4474 (handle_unscalarized_data_in_subtree): Return what has been done.
4475 (load_assign_lhs_subreplacements): Handle left flushes differently.
4476 (sra_modify_assign): Use unscalarized_data_handling, simplified
4477 condition determining whether to remove the statement.
4479 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4481 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4482 excerpt - @ should be doubled for texinfo.
4484 2009-06-24 Ian Lance Taylor <iant@google.com>
4486 * config/arc/arc.c: Include "df.h".
4487 (arc_attribute_table): Make static. Move higher in file.
4488 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4489 (output_shift): Initialize n later to avoid warning.
4490 * config/arm/arm.c (arm_attribute_table): Make static. Move
4492 * config/avr/avr.c (avr_attribute_table): Make static. Move
4494 (reg_class_tab): Change array type from int to enum reg_class.
4495 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4497 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4498 (lshrhi3_out): Likewise.
4499 (class_likely_spilled_p): Change return type to bool.
4500 (avr_rtx_costs): Use local code variable with enum type.
4501 * config/avr/avr.md (movmemhi): Use add_reg_note.
4502 (andhi3, andsi3): Don't use AS2 with "and".
4503 (iorhi3, iorsi3): Don't use AS2 with "or".
4504 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4505 * config/crx/crx.c: Include "df.h".
4506 (crx_attribute_table): Make static.
4507 * config/m32r/m32r.c: Include "df.h".
4508 (m32r_attribute_table): Make static. Move higher in file.
4509 (pop): Use add_reg_note.
4510 (block_move_call): Change 0 to LCT_NORMAL in function call.
4511 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4512 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4513 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4514 declare, not just when TREE_CODE is defined.
4515 * config/m68hc11/m68hc11.c: Include "expr.h".
4516 (m68hc11_attribute_table): Make static. Move higher in file.
4517 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4519 (m68hc11_register_indirect_p): Likewise.
4520 (m68hc11_function_arg_padding): Change return type to enum
4522 (emit_move_after_reload): Use add_reg_note.
4523 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4524 (m68hc11_split_logical): Likewise.
4525 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4527 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4528 to VOIDmode in function call.
4529 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4531 (m68hc11_split_logical): Update declaration.
4532 (m68hc11_function_arg_padding): Update declaration.
4533 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4534 to array of enum reg_class.
4535 (mcore_attribute_table): Make static. Move higher in file.
4536 (mcore_rtx_costs): Add cast to enum type.
4537 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4538 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4539 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4541 * config/sh/predicates.md (trapping_target_operand): Rename and to
4543 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4545 * config/spu/spu.c (spu_attribute_table): Make static. Move
4547 * config/v850/v850.c (v850_attribute_table): Make static. Move
4549 (v850_rtx_costs): Use local code with enum type.
4550 (expand_epilogue): Add cast.
4551 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4553 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4556 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4557 -m2a-single-only and -m2a-nofpu.
4558 * config/sh/sh.opt: Document m2a generates FPU code.
4560 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4562 * defaults.h (CAN_ELIMINATE): Provide default.
4563 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4564 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4565 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4566 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4567 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4568 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4569 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4570 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4571 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4572 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4574 2009-06-24 DJ Delorie <dj@redhat.com>
4576 * mep-ext-cop.cpu: Fix copyright notice.
4577 * mep-default: Fix copyright notice.
4578 * mep-core: Fix copyright notice.
4579 * mep: Fix copyright notice.
4580 * mep-ivc2: Fix copyright notice.
4581 * mep-c5: Fix copyright notice.
4583 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4585 * doc/contrib.texi (Contributors):
4587 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4590 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4591 src and dst operands if necessary.
4593 2009-06-23 DJ Delorie <dj@redhat.com>
4596 * config.gcc: Add mep support.
4597 * recog.c: Resurrect validate_replace_rtx_subexp().
4598 * recog.h: Likewise.
4599 * config/mep/: Add new port:
4600 * config/mep/constraints.md: New file.
4601 * config/mep/default.h: New file.
4602 * config/mep/intrinsics.h: New file.
4603 * config/mep/intrinsics.md: New file.
4604 * config/mep/ivc2-template.h: New file.
4605 * config/mep/mep-c5.cpu: New file.
4606 * config/mep/mep-core.cpu: New file.
4607 * config/mep/mep-default.cpu: New file.
4608 * config/mep/mep-ext-cop.cpu: New file.
4609 * config/mep/mep-intrin.h: New file.
4610 * config/mep/mep-ivc2.cpu: New file.
4611 * config/mep/mep-lib1.asm: New file.
4612 * config/mep/mep-lib2.c: New file.
4613 * config/mep/mep-pragma.c: New file.
4614 * config/mep/mep-protos.h: New file.
4615 * config/mep/mep-tramp.c: New file.
4616 * config/mep/mep.c: New file.
4617 * config/mep/mep.cpu: New file.
4618 * config/mep/mep.h: New file.
4619 * config/mep/mep.md: New file.
4620 * config/mep/mep.opt: New file.
4621 * config/mep/predicates.md: New file.
4622 * config/mep/t-mep: New file.
4624 2009-06-23 Ian Lance Taylor <iant@google.com>
4626 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4627 from loose_warn into c_loose_warn and from strict_warn into
4628 c_strict_warn. Set and substitute warn_cxxflags. Check for
4629 --enable-build-with-cxx. Set and substitute
4630 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4631 * Makefile.in (CXXFLAGS): New variable.
4632 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4633 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4634 the default is the same as $(STRICT_WARN).
4635 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4636 (CXX): New variable.
4637 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4638 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4639 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4640 (HOST_LIBS): New variable.
4641 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4642 (ALL_CXXFLAGS): New variable.
4643 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4644 * doc/install.texi (Configuration): Document
4645 --enable-build-with-cxx, --with-stage1-ldflags,
4646 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4647 * configure: Rebuild.
4649 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4651 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4652 from previous commit.
4654 2009-06-23 Ian Lance Taylor <iant@google.com>
4656 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4658 2009-06-23 Ian Lance Taylor <iant@google.com>
4660 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4661 with ATTRIBUTE_UNUSED.
4663 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4664 Pat Haugen <pthaugen@us.ibm.com>
4665 Revital Eres <eres@il.ibm.com>
4667 * config.in (HAVE_AS_POPCNTD): Add default definition.
4668 (HAVE_AS_LWSYNC): Ditto.
4670 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4672 (gcc_cv_as_powerpc_cmpb): Ditto.
4673 (gcc_cv_as_powerpc_dfp): Ditto.
4674 (gcc_cv_as_powerpc_vsx): Ditto.
4675 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4676 supporting the popcntd/lwsync instructions.
4677 (gcc_cv_as_powerpc_lwsync): Ditto.
4678 * configure: Regenerate.
4680 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4681 -mcpu=native and -mcpu=power7.
4682 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4684 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4685 a variable instead of a mask to reduce the number of mask bits.
4686 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4687 (-mbit-word): Ditto.
4688 (-mregnames): Ditto.
4689 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4690 (-mfused-madd): Ditto.
4692 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4694 (-mvsx): New switch for VSX instructions.
4695 (-misel): Move from a variable to a mask to allow it to be set by
4698 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4699 function declaration to an array declaration.
4700 (rs6000_hard_regno_nregs): New external array declaration.
4702 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4703 files included by rs6000.md.
4705 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4706 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4708 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4710 (rs6000_debug_reg): New -mdebug= variables.
4711 (rs6000_debug_addr): Ditto.
4712 (rs6000_debug_cost): Ditto.
4713 (rs6000_pmode): New variable to hold Pmode.
4714 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4715 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4716 calculated at compiler start.
4717 (rs6000_hard_regno_nregs): Change function to an array which holds
4718 HARD_REGNO_NREGS calculated at compiler start.
4719 (rs6000_explicit_options): Delete isel field.
4720 (rs6000_vector_unit): New array to hold which vector unit
4721 supports arithmetic options for a given type.
4722 (rs6000_vector_mem): New array to hold which vector unit supports
4723 memory reference operations for a given type.
4724 (rs6000_vector_align): New array to given the alignment of each
4726 (power7_cost): New basic costs for power7.
4727 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4728 (rs6000_hard_regno_nregs_internal): New function, moved from
4729 HARD_REGNO_NREGS, to calculate the number of registers each hard
4730 register takes for each type.
4731 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4732 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4733 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4734 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4735 unit information here so it is calculated once at compiler startup
4737 (rs6000_override_options): Make -misel a target mask. Add more
4738 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4739 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4741 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4742 (rs6000_handle_option): Move -misel from variable to target mask.
4743 (rs6000_builtin_mask_for_load): Add VSX support.
4744 (rs6000_conditional_register_usage): Ditto.
4745 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4746 (function_arg_boundary): Ditto.
4747 (rs6000_expand_builtin): Ditto.
4748 (def_builtin): Make abort message a little friendlier.
4749 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4751 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4752 assembler support the popcntd instruction instead of a vsx
4753 instruction to enable power7 support.
4754 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4755 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4756 option to the assembler if -mcpu=native.
4757 (ASM_CPU_NATIVE_SPEC): Ditto.
4758 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4760 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4761 the lwsync instruction.
4762 (enum processor_type): Add PROCESSOR_POWER7.
4763 (rs6000_debug_reg): New -mdebug= options.
4764 (rs6000_debug_addr): Ditto.
4765 (rs6000_debug_cost): Ditto.
4766 (rs6000_isel): Delete.
4767 (enum rs6000_vector): New enum to say what vector unit we have.
4768 (VECTOR_UNIT_*): New macros to say which vector unit has
4769 arithmetic operations for a given type.
4770 (VECTOR_MEM_*): New macros to say which vector unit has memory
4771 operations for a given type.
4772 (TARGET_LDBRX): Whether the machine supports the ldbrx
4774 (TARGET_ISEL): Delete, -misel moved to be a mask.
4775 (TARGET_ISEL64): New macro for 64-bit isel support.
4776 (UNITS_PER_VSX_WORD): New macro.
4777 (POINTER_SIZE): Move to be an external variable, rather than
4778 calculating whether we are generating 32 ot 64-bit code.
4780 (STACK_BOUNDARY): Add VSX support.
4781 (LOCAL_ALIGNMENT): Ditto.
4782 (SLOW_UNALIGNED_ACCESS): Ditto.
4783 (VSX_REGNO_P): New macro for VSX support.
4784 (VFLOAT_REGNO_P): Ditto.
4785 (VINT_REGNO_P): Ditto.
4786 (VLOGICAL_REGNO_P): Ditto.
4787 (VSX_VECTOR_MODE): Ditto.
4788 (VSX_SCALAR_MODE): Ditto.
4790 (VSX_MOVE_MODE): Ditto.
4791 (VSX_REG_CLASS_P): Ditto.
4792 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4794 (UNITS_PER_SIMD_WORD): Add VSX support.
4795 (MODES_TIEABLE_P): Ditto.
4796 (STARTING_FRAME_OFFSET): Ditto.
4797 (STACK_DYNAMIC_OFFSET): Ditto.
4798 (EPILOGUE_USES): Ditto.
4799 (REGNO_REG_CLASS): Move to array lookup.
4800 (CLASS_MAX_NREGS): Ditto.
4801 (rs6000_vector_reg_class): Add declaration.
4802 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4803 overlap with the floating point and Altivec registers.
4805 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4807 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4808 give the appropriate asm switches if -mcpu=native.
4809 (host_detect_local_cpu): Add support for "asm".
4810 (host_detect_local_cpu): Follow GNU code guidelines for name.
4812 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4813 -mbit-word to a variable instead of being a target mask.
4815 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4816 emit the lwsync instruction instead of emitting the instruction as
4817 an integer constant.
4819 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4820 fixuns_trundfsi2, move expander into rs6000.md.
4822 * config/rs6000/rs6000.md (cpu): Add power7.
4823 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4824 (logical predicate patterns): Change the single instruction
4825 primitives that set CR0 to be fast_compare instead of compare.
4827 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4828 (popcntddi2): Ditto.
4829 (popcount<mode>): Ditto.
4830 (floating multiply/add insns): Name the floating point
4832 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4833 (isel_unsigned_<mode>): Ditto.
4834 (fixuns_trundfsi2): Move expander here from spe.md.
4835 (smindi3): Define if we have -misel on 64-bit systems.
4840 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4842 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4844 * config/avr/avr.c (avr_current_device): New variable.
4845 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4846 (avr_arch, mcu_type_s): Move to avr.h.
4847 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4848 default_data_section_start fields.
4849 (avr_arch): Moved from avr.c.
4850 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4851 library_name fields.
4852 (avr_current_device, avr_mcu_types, avr_arch_types,
4853 avr_device_to_arch, avr_device_to_data_start,
4854 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4855 (EXTRA_SPEC_FUNCTIONS): Define.
4856 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4857 options mapping. Use device_to_arch and device_to_data_start insted.
4858 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4859 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4860 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4861 * config/avr/driver-avr.c: New file.
4862 * config/avr/avr-devices.c: New file.
4864 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4866 * var-tracking.c (unshare_variable): Force initialized to
4867 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4868 (set_variable_part): Likewise.
4869 (struct variable_union_info): Remove pos_src field.
4870 (vui_vec, vui_allocated): New variables.
4871 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4872 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4873 == 1 use a simpler sorting algorithm. Compute pos field right
4874 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4875 Avoid quadratic comparison if !flag_var_tracking_uninit.
4876 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4877 unshare_variable unconditionally.
4878 (dataflow_set_different_2): Removed.
4879 (dataflow_set_different): Don't traverse second hash table.
4880 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4881 unconditionally to var_reg_set or var_mem_set.
4882 (emit_notes_in_bb): Likewise.
4883 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4885 (emit_note_insn_var_location): Don't set initialized to
4886 VAR_INIT_STATUS_INITIALIZED early.
4887 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4889 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4891 * tree-object-size.c (addr_object_size): Instead of checking
4892 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4893 are no FIELD_DECLs following it.
4895 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4897 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4898 order to match bswaps with signed source operands.
4900 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4902 * sdbout.c (sdbout_one_type): Fix braces in switch.
4904 2009-06-23 Richard Guenther <rguenther@suse.de>
4906 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4908 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4909 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4910 var_callused, callused_tree, var_storedanything, storedanything_tree,
4911 var_integer, integer_tree): Remove global variables.
4912 (new_var_info): Do not pass new id, append the new var to the
4913 global variable vector.
4914 (do_ds_constraint): Use is_global_var member of the variable-info.
4915 (new_scalar_tmp_constraint_exp): Adjust.
4916 (create_function_info_for): Likewise.
4917 (create_variable_info_for): Likewise.
4918 (find_what_var_points_to): Remove dead code.
4919 (init_base_vars): Simplify.
4920 (compute_points_to_sets): Adjust.
4922 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4924 * combine.c (try_combine): Dump information about the insns we're
4927 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4929 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4930 check when calling force_to_mode on TRUNCATE's operand.
4932 2009-06-22 Ian Lance Taylor <iant@google.com>
4934 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4936 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4938 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4940 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4942 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4943 override library linkage flags such as -static-libgcc or
4946 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4948 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4950 2009-06-22 Ian Lance Taylor <iant@google.com>
4952 * config/linux.opt: Put mglibc ahead of muclibc.
4954 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4955 for duplicate decls.
4957 2009-06-22 Matthias Klose <doko@ubuntu.com>
4959 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4961 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4964 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4965 instead of NULL if a parser error occurs.
4967 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4969 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4970 non-DWARF2_DEBUGGING_INFO version.
4972 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4974 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4975 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4977 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4978 (LIBGCC2_TF_CEXT): Define.
4981 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4984 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4986 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4988 * config/arm/arm.c (arm_override_options): Disable
4989 -mcaller-super-interworking and -mcallee-super-interworking.
4990 * doc/invoke.texi (ARM Options): Document this.
4992 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4994 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4995 * config/arm/constraints.md (j): New constraint for movw operands.
4996 (N): Remove thumb2 meaning.
4997 * config/arm/arm.md (*arm_movw): Delete.
4998 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4999 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5000 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5002 2009-06-22 Martin Jambor <mjambor@suse.cz>
5004 PR tree-optimization/40492
5005 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5006 build_ref_for_offset.
5008 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5010 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5011 JUMP_TABLE_DATA_P predicates where applicable.
5012 * auto-inc-dec.c: Ditto.
5013 * builtins.c: Ditto.
5014 * caller-save.c: Ditto.
5016 * cfgcleanup.c: Ditto.
5017 * cfglayout.c: Ditto.
5020 * combine-stack-adj.c: Ditto.
5026 * dwarf2asm.c: Ditto.
5027 * dwarf2out.c: Ditto.
5028 * emit-rtl.c: Ditto.
5034 * function.c: Ditto.
5037 * genpreds.c: Ditto.
5038 * genrecog.c: Ditto.
5040 * ira-costs.c: Ditto.
5041 * ira-lives.c: Ditto.
5044 * lower-subreg.c: Ditto.
5045 * modulo-sched.c: Ditto.
5047 * postreload.c: Ditto.
5048 * print-rtl.c: Ditto.
5057 * sched-vis.c: Ditto.
5059 * sel-sched-ir.c: Ditto.
5060 * simplify-rtx.c: Ditto.
5061 * targhooks.c: Ditto.
5062 * var-tracking.c: Ditto.
5063 * vmsdbgout.c: Ditto.
5065 2009-06-22 Matthias Klose <doko@ubuntu.com>
5067 * Makefile.in (install-plugin): Always use DESTDIR.
5069 2009-06-22 Olivier Hainque <hainque@adacore.com>
5071 * config/pa/pa.c (output_call): Don't optimize post call jumps
5072 into return address adjustments if the call may throw.
5074 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5076 * arm.c (thumb1_output_casesi): New function.
5077 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5078 optimizing for size or PIC.
5079 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5080 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5081 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5082 (thumb1_casesi_internal_pic): New expand rule.
5083 (thumb1_casesi_dispatch): New pattern.
5084 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5086 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5087 in the text seciton when PIC or optimizing for size.
5088 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5089 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5090 preservation properties of code.
5091 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5092 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5093 (__gnu_thumb1_case_si): New function.
5094 * t-arm (LIB1ASMSRC): Define here.
5095 (LIB1ASMFUNCS): Add some common functions.
5096 * t-arm-elf (LIB1ASMSRC): Delete.
5097 (LIB1ASMFUNCS): Append to existing set.
5098 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5099 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5100 * t-symbian (LIB1ASMFUNCS): Likewise.
5101 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5102 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5104 2009-06-21 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/38729
5107 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5108 to loops with a single exit if -fno-expensive-optimizations.
5110 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5112 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5113 (dataflow_set): Change vars type from htab_t to shared_hash.
5114 (shared_hash_pool, empty_shared_hash): New variables.
5115 (vars_clear): Removed.
5116 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5117 shared_hash_find_slot_unshare, shared_hash_find_slot,
5118 shared_hash_find_slot_noinsert, shared_hash_find): New
5120 (shared_hash_unshare, shared_hash_destroy): New functions.
5121 (unshare_variable): Unshare set->vars if shared, use
5123 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5124 (get_init_value, find_src_set_src, dump_dataflow_set,
5125 clobber_variable_part, emit_notes_for_differences): Use
5127 (dataflow_set_init): Remove second argument, set vars to
5128 empty_shared_hash instead of creating a new htab.
5129 (dataflow_set_clear): Call shared_hash_destroy and set vars
5130 to empty_shared_hash instead of calling vars_clear.
5131 (dataflow_set_copy): Don't call vars_copy, instead just share
5132 the src htab with dst.
5133 (variable_union): Use shared_hash_*, use initially NO_INSERT
5134 lookup if set->vars is shared. Don't keep slot cleared before
5135 calling unshare_variable. Unshare set->vars if needed.
5136 Even ->refcount == 1 vars must be unshared if set->vars is shared
5137 and var needs to be modified.
5138 (variable_canonicalize): New function.
5139 (dataflow_set_union): If dst->vars is empty, just share src->vars
5140 with dst->vars and traverse with variable_canonicalize to canonicalize
5141 and unshare what is needed.
5142 (dataflow_set_different): If old_set and new_set use the same shared
5143 htab, they aren't different. If number of htab elements is different,
5144 htabs are different. Use shared_hash_*.
5145 (dataflow_set_destroy): Call shared_hash_destroy instead of
5147 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5148 second argument to dataflow_set_init.
5149 (vt_initialize): Likewise. Initialize shared_hash_pool and
5150 empty_shared_hash, move bb in/out initialization afterwards.
5151 Use variable_htab_free instead of NULL as changed_variables del hook.
5152 (variable_was_changed): Change type of second argument to pointer to
5153 dataflow_set. When inserting var into changed_variables, bump
5154 refcount. Unshare set->vars if set is shared htab and slot needs to
5156 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5157 lookup if set->vars is shared. Unshare set->vars if needed.
5158 Even ->refcount == 1 vars must be unshared if set->vars is shared
5159 and var needs to be modified. Adjust variable_was_changed caller.
5160 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5161 vars must be unshared if set->vars is shared and var needs to be
5162 modified. Adjust variable_was_changed caller.
5163 (emit_note_insn_var_location): Don't pool_free var.
5164 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5166 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5167 free_alloc_pool on shared_hash_pool.
5169 2009-06-20 Anthony Green <green@moxielogic.com>
5171 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5172 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5174 2009-06-20 Richard Guenther <rguenther@suse.de>
5176 * tree-ssa-structalias.c (find_func_aliases): For memset use
5177 a constraint from NULL if we memset to zero.
5178 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5179 we explicitly handle that do not read from memory.
5180 (call_may_clobber_ref_p_1): Properly handle builtins that may
5183 2009-06-20 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/40495
5186 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5187 (new_scalar_tmp_constraint_exp): New function.
5188 (process_constraint): Do not create temporary decls.
5189 (process_all_all_constraints): Likewise.
5190 (handle_const_call): Likewise.
5191 (create_function_info_for): Do not set decl.
5193 2009-06-19 Ian Lance Taylor <iant@google.com>
5195 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5196 (rs6000_attribute_table): Make static; move before use.
5198 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5200 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5201 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5202 Propagate the TREE_READONLY flag without overwriting it.
5203 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5204 Propagate the TREE_READONLY flag onto the result.
5205 (process_call_operands): Move around. Use correct constant value.
5207 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5210 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5211 * config/arm/arm.md: Likewise.
5213 2009-06-19 Ian Lance Taylor <iant@google.com>
5215 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5216 to GIMPLE_ERROR_MARK.
5218 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5219 op2_original_type parameters. Warn about using different enum types.
5220 * c-parser.c (c_parser_conditional_expression): Pass original
5221 types to build_conditional_expr.
5222 * c-tree.h (build_conditional_expr): Update declaration.
5224 2009-06-19 Ian Lance Taylor <iant@google.com>
5226 * config/i386/i386.c (ix86_function_specific_save): Test that
5227 fields match values, rather than testing the values are in a
5230 2009-06-19 Richard Guenther <rguenther@suse.de>
5232 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5234 (ptr_derefs_may_alias_p): Likewise.
5235 (ptr_deref_may_alias_ref_p_1): New function.
5236 (ptr_deref_may_alias_ref_p): Likewise.
5237 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5238 covered by looking at the ESCAPED solution.
5239 (call_may_clobber_ref_p_1): Likewise.
5240 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5241 Handle NULL_TREE offset. Do not produce redundant constraints.
5242 (process_all_all_constraints): New helper function.
5243 (do_structure_copy): Use it.
5244 (handle_lhs_call): Likewise.
5245 (find_func_aliases): Handle some builtins with pointer arguments
5246 and/or return values explicitly.
5248 2009-06-19 Ian Lance Taylor <iant@google.com>
5250 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5252 2009-06-19 Ian Lance Taylor <iant@google.com>
5254 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5256 2009-06-19 Ian Lance Taylor <iant@google.com>
5258 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5259 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5262 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5263 uninitialized const.
5265 2009-06-19 Ian Lance Taylor <iant@google.com>
5267 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5270 * c-decl.c (in_struct, struct_types): Remove.
5271 (struct c_binding): Add in_struct field.
5272 (c_binding_ptr): Define type, along with VEC.
5273 (struct c_struct_parse_info): Define.
5274 (struct_parse_info): New static variable.
5275 (bind): Initialize in_struct field.
5276 (start_struct): Remove enclosing_in_struct and
5277 enclosing_struct_types parameters. Add
5278 enclosing_struct_parse_info parameter. Change all callers. Set
5279 struct_parse_info rather than in_struct and struct_types.
5280 (grokfield): If -Wc++-compat and there is a symbol binding for the
5281 field name, set the in_struct flag and push it on the
5282 struct_parse_info->fields vector.
5283 (warn_cxx_compat_finish_struct): New static function.
5284 (finish_struct): Remove enclosing_in_struct and
5285 enclosing_struct_types parameters. Add
5286 enclosing_struct_parse_info parameter. Change all callers. Don't
5287 set C_TYPE_DEFINED_IN_STRUCT here. Call
5288 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5289 parameter. Only push on struct_types if warn_cxx_compat.
5290 (finish_enum): Only push on struct_types if warn_cxx_compat.
5291 (declspecs_add_type): Add loc parameter. Change all callers.
5292 Change all error calls to error_at. Pass loc, not input_location,
5293 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5294 defined in a struct. If -Wc++-compat and parsing a struct, record
5295 that a typedef name was used.
5296 * c-parser.c (c_parser_declspecs): Get location to pass to
5298 (c_parser_struct_or_union_specifier): Update calls to start_struct
5300 * c-tree.h (struct c_struct_parse_info): Declare.
5301 (finish_struct, start_struct): Update declarations.
5302 (declspecs_add_type): Update declaration.
5304 2009-06-19 Ian Lance Taylor <iant@google.com>
5306 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5307 variable with an anonymous type.
5309 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5311 * see.c: Remove for real.
5313 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5315 * optabs.h (enum optab_index): Add new OTI_significand.
5316 (significand_optab): Define corresponding macro.
5317 * optabs.c (init_optabs): Initialize significand_optab.
5318 * genopinit.c (optabs): Implement significand_optab using
5319 significand?f2 patterns.
5320 * builtins.c (expand_builtin_mathfn): Handle
5321 BUILT_IN_SIGNIFICAND{,F,L}.
5322 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5323 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5325 * config/i386/i386.md (significandxf2, significand<mode>2): New
5326 expanders to implement significandf, significand and significandl
5327 built-ins as inline x87 intrinsics.
5329 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5331 * config/avr/avr.c (avr_override_options): Remove setting value of
5332 PARAM_INLINE_CALL_COST.
5334 2009-06-18 Richard Henderson <rth@redhat.com>
5337 * tree-pass.h (TDF_ASMNAME): New.
5338 * tree-dump.c (dump_options): Add asmname.
5339 * doc/invoke.texi: Document it.
5341 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5342 (dump_decl_name): ...here.
5343 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5344 (dump_generic_node): Update dump_function_name calls.
5345 (print_call_name): New flags arg; update all dump calls.
5346 * diagnostic.h (print_call_name): Update.
5347 * gimple-pretty-print.c (dump_gimple_call): Update.
5349 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5352 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5354 2009-06-18 Diego Novillo <dnovillo@google.com>
5356 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5357 * plugin.c (str_license): Declare.
5358 (try_init_one_plugin): Assert that the symbol
5359 'plugin_is_GPL_compatible' exists.
5361 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5364 * Makefile.in (OBJS-common): Remove see.o.
5366 * common.opt (fsee): Mark as preserved for backward compatibility.
5367 * opts.c (common_handle_option): Add OPT_fsee to the backward
5368 compatibility section.
5369 * passes.c (init_optimization_passes, pass_see): Remove pass.
5370 * timevar.def (TV_SEE): Remove.
5371 * tree-pass.h (pass_see): Remove declaration.
5372 * doc/invoke.texi (-fsee): Remove documentation.
5374 2009-06-18 Martin Jambor <mjambor@suse.cz>
5376 * tree-sra.c: Include statistics.h
5377 (sra_stats): New variable.
5378 (sra_initialize): Clear sra_stats.
5379 (create_access_replacement): Increment sra_stats.replacements.
5380 (get_access_replacement): Do not return twice.
5381 (analyze_all_variable_accesses): Increment statistics counter by the
5382 number of scalarized aggregates.
5383 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5384 (sra_modify_expr): Increment sra_stats.exprs.
5385 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5386 (sra_modify_assign): Increment sra_stats.exprs,
5387 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5388 (perform_intra_sra): Update statistics counters.
5389 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5391 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5393 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5394 (arm_scalar_mode_supported_p): New function.
5396 2009-06-18 Paul Brook <paul@codesourcery.com>
5397 Sandra Loosemore <sandra@codesourcery.com>
5399 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5400 (__extendhfsf2, __truncsfhf2): Define.
5401 * config/arm/fp16.c: New file.
5402 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5403 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5405 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5407 * doc/extend.texi (Half-Precision): New section.
5408 * doc/invoke.texi (Option Summary): List -mfp16-format.
5409 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5410 * config/arm/arm.opt (mfp16-format=): New.
5411 * config/arm/arm.c: Include intl.h.
5412 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5413 (TARGET_INVALID_RETURN_TYPE): Redefine.
5414 (TARGET_PROMOTED_TYPE): Redefine.
5415 (TARGET_CONVERT_TO_TYPE): Redefine.
5416 (arm_fp16_format): Define.
5417 (all_fpus): Add entry for neon-fp16.
5418 (fp_model_for_fpu): Likewise.
5419 (struct fp16_format): Declare.
5420 (all_fp16_formats): Define.
5421 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5423 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5425 (arm_legitimate_index_p): Treat HFmode like HImode.
5426 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5427 (coproc_secondary_reload_class): Special-case HFmode.
5428 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5429 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5430 (arm_init_fp16_builtins): New.
5431 (arm_init_builtins): Call it.
5432 (arm_invalid_parameter_type): New.
5433 (arm_invalid_return_type): New.
5434 (arm_promoted_type): New.
5435 (arm_convert_to_type).
5436 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5438 (arm_emit_fp16_const): New function.
5439 (arm_mangle_type): Mangle __fp16 as "Dh".
5440 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5442 (TARGET_NEON_FP16): New.
5443 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5444 (enum fputype): Add FPUTYPE_NEON_FP16.
5445 (enum arm_fp16_format_type): Declare.
5446 (arm_fp16_format): Declare.
5447 (LARGEST_EXPONENT_IS_NORMAL): Define.
5448 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5449 * config/arm/arm-modes.def (HFmode): Define.
5450 * config/arm/vfp.md: (*movhf_vfp): New.
5453 * config/arm/arm.md: (fpu): Add neon_fp16.
5454 (floatsihf2, floatdihf2): New.
5455 (fix_trunchfsi2, fix_trunchfdi2): New.
5459 (*arm32_movhf): New.
5460 (*thumb1_movhf): New.
5461 (consttable_2): Add check for HFmode constants.
5462 (consttable_4): Handle HFmode constants.
5464 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5466 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5468 2009-06-17 Olivier Hainque <hainque@adacore.com>
5470 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5471 const char ** conversion in AIX specific section.
5473 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/i386.c (ix86_special_builtin_type): Remove
5476 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5477 (bdesc_special_args): Updated.
5478 (ix86_init_mmx_sse_builtins): Likewise.
5479 (ix86_expand_special_args_builtin): Likewise.
5481 2009-06-17 Richard Henderson <rth@redhat.com>
5483 * tree-pretty-print.c (maybe_dump_asm_name): New.
5484 (dump_decl_name): Use it.
5485 (PRINT_FUNCTION_NAME): Merge into...
5486 (dump_function_name): ... here. Use maybe_dump_asm_name.
5488 2009-06-17 Cary Coutant <ccoutant@google.com>
5490 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5492 * debug.c (struct gcc_debug_hooks): Change placeholder for
5494 (debug_nothing_int_charstar_int): Replaced by...
5495 (debug_nothing_int_charstar_int_bool): ...this.
5496 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5497 source_line prototype.
5498 (debug_nothing_int_charstar_int): Replaced by...
5499 (debug_nothing_int_charstar_int_bool): ...this.
5500 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5501 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5502 Output is_stmt operand when necessary.
5503 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5504 (notice_source_line): Add is_stmt parameter.
5505 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5506 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5508 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5509 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5511 2009-06-17 Ian Lance Taylor <iant@google.com>
5513 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5515 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5518 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5520 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5521 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5522 tree_strip_sign_nop_conversions and
5523 tree_ssa_strip_useless_type_conversions rather than stripping
5524 the operations here.
5525 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5527 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5528 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5529 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5530 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5533 2009-06-17 Michael Eager <eager@eagercon.com>
5535 * config/rs6000/constraints.md (register_constraint "d"): New.
5536 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5537 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5538 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5539 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5540 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5541 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5542 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5543 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5544 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5545 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5547 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5548 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5549 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5550 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5551 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5552 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5553 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5554 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5555 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5556 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5557 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5558 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5559 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5560 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5562 2009-06-16 Ian Lance Taylor <iant@google.com>
5564 * profile.c (total_num_never_executed): Don't define.
5565 (compute_branch_probabilities): Don't count or print
5567 (init_branch_prob): Don't set total_num_never_executed.
5568 (end_branch_prob): Don't print total_num_never_executed.
5570 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5572 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5574 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5576 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5577 (nabstd2_fpr): Same.
5579 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5581 * expr.c (expand_assignment): Change complex type check.
5583 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5585 * doc/plugins.texi (Building GCC plugins): Added new section.
5587 2009-06-17 Ian Lance Taylor <iant@google.com>
5589 * c-pch.c (get_ident): Don't set size of templ array.
5590 (pch_init): Don't set size of partial_pch array.
5592 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5593 string constant to intialize an array whose size is the length of
5596 2009-06-17 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/40389
5599 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5600 to addressable types.
5601 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5603 2009-06-17 Richard Guenther <rguenther@suse.de>
5606 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5607 if there is no evolution of left in the loop bail out.
5608 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5609 chrec_fold_multiply.
5611 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5612 Janis Johnson <janis187@us.ibm.com>
5615 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5616 for the symbol ref of a constant that is the source of a move
5617 - nor for any other not-obvious-label-ref constants.
5619 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5621 * plugin.c (position_pass): Skip newly inserted pass during list
5622 traversal to avoid repeated insertion.
5624 2009-06-16 Ian Lance Taylor <iant@google.com>
5626 * vec.h (VEC_stack_alloc): Define different version if
5627 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5628 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5629 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5630 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5632 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5634 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5636 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5637 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5638 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5639 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5640 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5641 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5642 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5643 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5644 __builtin_ia32_rdtscp.
5645 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5646 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5647 and __builtin_ia32_rorhi.
5648 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5649 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5650 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5651 (ix86_expand_args_builtin): Likewise.
5652 (ix86_expand_special_args_builtin): Likewise.
5654 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5655 (UNSPECV_RDTSC): Likewise.
5656 (UNSPECV_RDPMC): Likewise.
5657 (*bsr): Renamed to ...
5659 (*bsr_rex64): Renamed to ...
5663 (*rdpmc_rex64): Likewise.
5666 (*rdtsc_rex64): Likewise.
5668 (*rdtscp): Likewise.
5669 (*rdtscp_rex64): Likewise.
5671 * config/i386/ia32intrin.h: New.
5673 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5675 2009-06-16 Ian Lance Taylor <iant@google.com>
5677 * ira-build.c (copy_info_to_removed_store_destinations):
5678 Initialize parent_a.
5680 2009-06-16 Ian Lance Taylor <iant@google.com>
5682 * c-decl.c (grokdeclarator): Change size_varies to bool.
5684 2009-06-16 Ian Lance Taylor <iant@google.com>
5686 * sel-sched.c: Make forward declarations of move_op_hooks and
5687 fur_hooks explicitly extern.
5689 2009-06-16 Ian Lance Taylor <iant@google.com>
5691 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5692 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5694 2009-06-16 Ian Lance Taylor <iant@google.com>
5696 * resource.c (mark_referenced_resources): Change
5697 include_delayed_effects parameter to bool. Change all callers.
5698 (mark_end_of_function_resources): Likewise.
5699 * reorg.c (insn_references_resource_p): Likewise.
5700 (insn_sets_resource_p): Likewise.
5701 * resource.h (mark_referenced_resources): Update declaration.
5702 (mark_end_of_function_resources): Update declaration.
5704 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5706 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5708 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5710 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5711 GCC can bootstrap on AIX with GNU Binutils 2.20.
5713 2009-06-16 Ian Lance Taylor <iant@google.com>
5715 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5717 2009-06-16 Ian Lance Taylor <iant@google.com>
5719 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5720 inline, not extern inline.
5721 (exact_log2): Likewise.
5722 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5724 (exact_log2): Likewise, but don't test CTZ_HWI.
5726 2009-06-16 Ian Lance Taylor <iant@google.com>
5728 * bitmap.c (bitmap_clear): Don't declare as inline.
5729 * gimple.c (gimplify_assign): Likewise.
5730 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5731 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5732 (sched_scan_info): Remove duplicate definition.
5734 2009-06-16 Ian Lance Taylor <iant@google.com>
5736 * c-common.c (skip_evaluation): Don't define.
5737 (c_inhibit_evaluation_warnings): Define global variable.
5738 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5739 than skip_evaluation.
5740 (convert_and_check, warn_for_div_by_zero): Likewise.
5741 * c-common.h (skip_evaluation): Don't declare.
5742 (c_inhibit_evaluation_warnings): Declare.
5743 * c-parser.c (c_parser_typeof_specifier): Set
5744 c_inhibit_evaluation_warnings rather than skip_evaluation.
5745 (c_parser_conditional_expression): Likewise.
5746 (c_parser_binary_expression): Likewise.
5747 (c_parser_sizeof_expression): Likewise.
5748 (c_parser_alignof_expression): Likewise.
5749 * c-typeck.c (build_indirect_ref): Check
5750 c_inhibit_evaluation_warnings rather than skip_evaluation.
5751 (build_conditional_expr, build_binary_op): Likewise.
5753 2009-06-16 Richard Guenther <rguenther@suse.de>
5755 * tree-ssa-alias.c (is_escape_site): Remove.
5756 * tree-ssa-alias.h (enum escape_type): Remove.
5757 (is_escape_site): Likewise.
5758 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5759 via casts and asms without deferring to is_escape_site.
5761 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5764 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5765 use gen_lowpart if op0 has complex mode.
5767 2009-06-16 Richard Guenther <rguenther@suse.de>
5769 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5770 variables add them to ESCAPED.
5771 (find_func_aliases): Do not make all indirectly stored values escaped.
5773 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5775 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5778 2009-06-16 Martin Jambor <mjambor@suse.cz>
5780 PR tree-optimization/40432
5781 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5782 check whether we need to force gimple register operand.
5784 2009-06-16 Martin Jambor <mjambor@suse.cz>
5786 PR tree-optimization/40413
5787 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5788 build_ref_for_offset.
5789 (propagate_subacesses_accross_link): Fix a typo in a comment.
5791 2009-06-16 Ira Rosen <irar@il.ibm.com>
5793 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5794 with additional parameter.
5795 * tree-vectorizer.h (enum vect_def_type): Add new value
5797 (enum vect_relevant): Add comments.
5798 (vect_is_simple_reduction): Add new argument.
5799 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5800 Detect nested cycles.
5801 (vect_is_simple_reduction): Update documentation, add an argument to
5802 distinguish inner-loop reduction from nested cycle, detect nested
5803 cycles, fix printings and indentation, don't swap operands in case
5805 (get_initial_def_for_reduction): Handle subtraction.
5806 (vect_create_epilog_for_reduction): Add new argument to specify
5808 (vect_finalize_reduction): Handle subtraction, fix comments.
5809 (vectorizable_reduction): Handle nested cycles. In case of nested
5810 cycle keep track of the reduction variable position. Call
5811 vect_is_simple_reduction with additional parameter. Use original
5812 statement code in reduction epilogue for nested cycle. Call
5813 vect_create_epilog_for_reduction with additional parameter.
5814 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5815 inner-loop vectorization.
5816 (vect_recog_widen_sum_pattern): Likewise.
5817 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5819 (vect_mark_stmts_to_be_vectorized): Likewise.
5820 (vect_get_vec_def_for_operand): Handle nested cycles.
5822 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5824 * doc/invoke.texi (Debugging Options): Fix option index entries
5825 for -fdump-statistics, -frandom-seed add entries for
5826 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5827 (FRV Options): Fix entries for -mTLS, -mtls.
5828 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5829 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5830 (M68hc1x Options): Fix @itemx for -mnominmax.
5831 (MCore Options): Fix entry for -mno-lsim.
5832 (MMIX Options): Fix entry for -mabi=mmixware.
5833 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5835 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5837 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5838 Mention the plugin mode of gengtype.
5839 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5840 * gengtype.c: Updated copyright.
5841 (plugin_files, nb_plugin_files) Added new static variables.
5842 (measure_input_list) Care about plugin_files.
5843 (write_rtx_next): Added early return in plugin mode.
5844 (create_file): Updated copyright year in generated file. Added
5846 (oprintf): Added early return if NULL outf.
5847 (get_output_file_with_visibility): Care of plugin_files.
5848 (get_output_file_name): May return null.
5849 (write_local): Added early return.
5850 (put_mangled_filename): Ditto.
5851 (finish_root_table): Added check for base_files.
5852 (write_roots): Care about null when plugins.
5853 (main): Added plugin mode.
5855 2009-06-15 Ian Lance Taylor <iant@google.com>
5857 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5858 * gcov.c (read_count_file): Add braces around variables declared
5861 * c.opt (Wjump-misses-init): New warning.
5862 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5863 -Wall and -Wc++-compat if not already set.
5864 (c_common_post_options): Clear warn_jump_misses_init if it was not
5866 * c-decl.c (struct c_binding): Change type field to a union with
5867 new label field. Make it the first field in the struct. Update
5868 references to type to use u.type instead.
5869 (struct c_spot_bindings): Define.
5870 (struct c_goto_bindings): Define.
5871 (c_goto_bindings_p): Define, along with VECs.
5872 (struct c_label_vars): Define.
5873 (struct c_scope): Add has_label_bindings field.
5874 (bind_label, set_spot_bindings): New static functions.
5875 (decl_jump_unsafe, update_spot_bindings): New static functions.
5876 (update_label_decls): New static function.
5877 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5878 Update binding u.label field to shadowed field.
5879 (c_binding_start_stmt_expr): New function.
5880 (c_binding_end_stmt_expr): New function.
5881 (pushdecl): Don't call c_begin_vm_scope.
5882 (make_label): Add defining and p_label_vars parameters. Change
5884 (lookup_label): Correct test for whether a label has not yet been
5885 defined. Call bind_label rather than bind.
5886 (warn_about_goto): New static function.
5887 (lookup_label_for_goto): New function.
5888 (declare_label): Call bind_label rather than bind.
5889 (check_earlier_gotos): New static function.
5890 (define_label): Don't give errors about jumping into statement
5891 expressions or scopes of variably modified types. Call
5892 set_spot_bindings and check_earlier_gotos. Call bind_label
5893 instead of bind. Don't set label_context_stack_se or
5894 label_context_stack_vm.
5895 (c_get_switch_bindings): New function.
5896 (c_release_switch_bindings): New function.
5897 (c_check_switch_jump_warnings): New function.
5898 (start_function): Don't set label_context_stack_se or
5899 label_context_stack_vm.
5900 (finish_function): Likewise.
5901 * c-typeck.c (label_context_stack_se): Don't define.
5902 (label_context_stack_vm): Don't define.
5903 (c_finish_goto_label): Call lookup_label_for_goto rather than
5904 lookup_label. Don't give errors about jumping into a statement
5905 expression or the scope of a variably modified type. Don't set
5906 label_context_stack_se or label_context_stack_vm.
5907 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5908 fields. Add bindings field.
5909 (c_start_case): Don't set deleted fields. Set bindings field.
5910 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5911 or blocked_vm. Call c_check_switch_jump_warnings.
5912 (c_finish_case): Don't test blocked_stmt_expr field. Call
5913 c_release_switch_bindings.
5914 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5915 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5916 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5917 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5918 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5919 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5920 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5921 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5922 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5923 (C_DECL_UNJUMPABLE_VM): Don't define.
5924 (C_DECL_UNDEFINABLE_VM): Don't define.
5925 (struct c_label_list): Don't define.
5926 (struct c_label_context_se): Don't define.
5927 (struct c_label_context_vm): Don't define.
5928 (struct c_spot_bindings): Declare.
5929 (c_bindings_start_stmt_expr): Declare.
5930 (c_bindings_end_stmt_expr): Declare.
5931 (lookup_label_for_goto): Declare.
5932 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5933 (c_check_switch_jump_warnings): Declare.
5934 (label_context_stack_se, label_context_stack_vm): Don't declare.
5935 (c_finish_goto_label): Update declaration.
5936 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5937 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5938 (Warning Options): Document -Wjump-misses-init.
5940 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5942 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5945 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5947 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5949 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5951 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5953 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5955 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5957 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5959 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5960 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5961 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5962 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5963 * dwarf2asm.c (dw2_force_const_mem): Update call to
5965 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5966 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5967 * langhooks.c (lhd_comdat_group): Remove.
5968 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5969 * tree.h (DECL_COMDAT_GROUP): New.
5970 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5971 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5972 (make_decl_one_only): Change signature.
5973 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5975 (make_decl_one_only): Change signature.
5976 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5978 2009-06-15 Richard Guenther <rguenther@suse.de>
5981 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5983 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5985 * tree-ssa-math-opts.c: Remove extra divide.
5987 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5989 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5991 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5993 * passes.c: Add bswap pass.
5994 * tree-pass.h: Add pass_optimize_bswap declaration.
5995 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5996 Include rtl.h, expr.h and optabs.h for optab_handler check.
5997 (struct symbolic_number, pass_optimize_bswap): New definition.
5998 (do_shift_rotate, verify_symbolic_number_p): New functions.
5999 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6000 (gate_optimize_bswap): New function.
6001 * tree.c (widest_int_cst_value): New function.
6002 * tree.h (widest_int_cst_value): Prototype added.
6004 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6006 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6007 REG_EQUAL/REG_EQUIV notes.
6009 2009-06-14 Richard Guenther <rguenther@suse.de>
6012 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6013 has its address taken if NRV was applied and it is addressable.
6014 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6015 function split out from ...
6016 (get_constraint_for_1): ... here.
6017 (handle_rhs_call): Use it to mark the return slot escaped if
6018 it is addressable and NRV was applied.
6020 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6022 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6023 Change first argument type to location_t.
6024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6025 Do not set input_location.
6026 Use loc instead of input_location throughout.
6028 2009-06-13 Richard Guenther <rguenther@suse.de>
6030 PR tree-optimization/40421
6031 * tree-predcom.c (should_unroll_loop_p): Remove.
6032 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6034 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6036 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6037 Add location argument.
6039 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6041 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6043 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6044 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6045 * config/spu/spu-protos.h: Add location to
6046 spu_resolve_overloaded_builtin.
6047 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6048 spu_build_builtin_va_list.
6049 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6050 argument. Pass location to build_function_call_vec.
6051 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6053 (emit_fpu_switch): Same.
6054 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6055 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6056 to build_decl and create_artificial_label.
6057 (xtensa_gimplify_va_arg_expr): Same.
6058 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6059 (xstormy16_gimplify_va_arg_expr): Same.
6060 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6061 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6062 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6063 (mips16_build_function_stub): Same.
6064 (mips16_build_call_stub): Same.
6066 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6069 * arm/constraints.md (Pa, Pb): New constraints.
6070 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6071 split pattern to deal with them.
6073 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6075 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6076 fix index entry for -Xpreprocessor.
6078 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6081 Add location argument to build_decl call.
6082 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6083 (rs6000_init_builtins): Same.
6084 (spe_init_builtins): Same.
6085 (rs6000_gimplify_va_arg): Add location argument to
6086 create_artificial_label call.
6088 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6090 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6091 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6092 * Makefile.in: Fix GGC dependency for gcse.o.
6094 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6096 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6097 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6098 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6100 * c-parser.c (c_parser_binary_expression): Use current column while
6101 building binary operations.
6102 * common.opt (fshow-column): Enable by default.
6103 * tree-vrp.c (check_array_ref): Use warning_at.
6104 (check_array_bounds): Use location from call back if expr has no
6106 * tree.h: Add location argument to maybe_fold_*.
6107 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6108 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6109 (maybe_fold_offset_to_component_ref): Same.
6110 (maybe_fold_offset_to_reference): Same.
6111 (maybe_fold_offset_to_address): Same.
6112 (maybe_fold_stmt_indirect): Same.
6113 (maybe_fold_stmt_addition): Same.
6114 (fold_stmt_r): Pass location to maybe_fold_*.
6115 (fold_gimple_assign): Same.
6116 * c-tree.h: Add location argument to finish_decl,
6117 default_function_array_conversion, store_init_value.
6118 * c-decl.c (define_label): Use error_at.
6119 (c_make_fname_decl): Pass location to finish_decl.
6120 (finish_decl): New location argument.
6121 (build_compound_literal): Pass location to store_init_value.
6122 (grokdeclarator): Pass location to finish_decl.
6124 * c-typeck.c (array_to_pointer_conversion): New location argument.
6125 (function_to_pointer_conversion): Same.
6126 (default_function_array_conversion): Same.
6127 (parser_build_unary_op): Pass location to overflow_warning.
6128 (parser_build_binary_op): Same. Use warning_at.
6129 (build_unary_op): Pass location to array_to_pointer_conversion.
6130 (build_c_cast): Pass location to digest_init.
6131 (build_modify_expr): New location argument.
6132 (convert_for_assignment): Same.
6133 (store_init_value): Same.
6134 (digest_init): Same.
6135 (output_init_element): Pass location to digest_init and
6136 array_to_pointer_conversion.
6137 (c_finish_return): Pass location to convert_for_assignment.
6138 * gimplify.c (gimplify_conversion): Pass location to
6139 maybe_fold_offset_to_address.
6140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6141 to maybe_fold_stmt_addition.
6142 * c-omp.c (c_finish_omp_atomic): Pass new location to
6144 (c_finish_omp_for): Same.
6145 * c-common.c (overflow_warning): New argument.
6146 * c-common.h: New argument to build_modify_expr, overflow_warning.
6147 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6149 (c_parser_initializer): Pass location to
6150 default_function_array_conversion.
6151 (c_parser_initelt): Same.
6152 (c_parser_initval): Same.
6153 (c_parser_asm_operands): Same.
6154 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6155 (c_parser_conditional_expression): Same.
6156 (c_parser_binary_expression): Add location info to stack. Use it.
6157 (c_parser_unary_expression): Pass location to
6158 default_function_array_conversion, parser_build_unary_op,
6159 build_indirect_ref, c_parser_postfix_expression_after_primary.
6160 (c_parser_postfix_expression_after_primary): New location argument.
6162 (c_parser_expression_conv): Pass location to
6163 default_function_array_conversion.
6164 (c_parser_expr_list): Same.
6165 (c_parser_omp_atomic): Same.
6166 (c_parser_omp_for_loop): Same.
6167 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6168 (build_array_declarator): New argument.
6169 * c-decl.c (build_array_declarator): Add location argument.
6170 (grokdeclarator): Set id_loc for cdk_array.
6171 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6172 build_array_declarator.
6173 * tree.c (build_omp_clause): Add location argument.
6174 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6175 (OMP_CLAUSE_LOCATION): New macro.
6176 (struct tree_omp_clause): Add location field.
6177 (build_omp_clause): Add argument.
6178 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6179 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6181 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6182 (cp_parser_omp_clause_collapse): Same.
6183 (cp_parser_omp_clause_default): Same.
6184 (cp_parser_omp_clause_if): Same.
6185 (cp_parser_omp_clause_nowait): Same.
6186 (cp_parser_omp_clause_num_threads): Same.
6187 (cp_parser_omp_clause_ordered): Same.
6188 (cp_parser_omp_clause_schedule): Same.
6189 (cp_parser_omp_clause_untied): Same.
6190 (cp_parser_omp_for_loop): Same.
6191 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6192 * c-tree.h (c_start_case): Add location argument.
6193 (c_process_expr_stmt): Same.
6194 (c_finish_goto_*): Same.
6195 * tree-parloops.c (initialize_reductions): Pass location to
6197 (create_parallel_loop): Same.
6198 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6199 (gfc_trans_omp_reduction_list): Same.
6200 (gfc_trans_omp_clauses): Same.
6201 (gfc_trans_omp_do): Same.
6202 * c-typeck.c (c_finish_goto_label): Same.
6203 (c_finish_goto_ptr): New location argument.
6204 (c_start_case): Same.
6205 (emit_side_effect_warnings): Same.
6206 (c_process_expr_stmt): Same.
6207 (c_finish_stmt_expr): Same.
6208 (c_finish_omp_clauses): Use error_at instead of error.
6209 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6211 * c-omp.c (c_split_parallel_clauses): New location argument.
6212 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6213 to build_omp_clause.
6214 (convert_local_reference_stmt): Same.
6215 (convert_gimple_call): Same.
6216 * c-common.h (c_split_parallel_clauses): New argument.
6217 * c-parser.c (c_parser_statement_after_labels): Pass location to
6218 c_finish_goto_label.
6219 (c_parser_switch_statement): Pass location to c_start_case.
6220 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6221 and c_process_expr_stmt.
6222 (c_parser_omp_variable_list): Add location argument.
6223 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6224 (c_parser_omp_clause_default): Same.
6225 (c_parser_omp_clause_if): Same.
6226 (c_parser_omp_clause_num_threads): Same.
6227 (-c_parser_omp_clause_ordered): Same.
6228 (c_parser_omp_clause_reduction): Pass location to
6229 c_parser_omp_variable_list.
6230 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6231 (c_parser_omp_clause_untied): Same.
6232 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6233 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6235 * c-tree.h (check_for_loop_decls, undeclared_variable,
6236 build_component_ref, build_array_ref, build_external_ref,
6237 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6238 build_conditional_expr, build_compound_expr, c_cast_expr,
6239 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6240 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6242 * c-semantics.c (build_stmt): Same.
6243 (build_case_label): Same.
6244 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6245 (undeclared_variable): New argument.
6247 (lookup_label): Pass location on down.
6248 (define_label): Same.
6249 (finish_decl): Same.
6250 (build_compound_literal): Same.
6251 (finish_struct): Same.
6252 (finish_function): Do not set location here.
6253 (check_for_loop_decls): New argument.
6254 * tree.c (save_expr): Set location.
6255 (build_empty_stmt): New argument.
6256 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6257 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6258 * builtins.c (gimplify_va_arg_expr): Use locations.
6259 (expand_builtin_sync_operation): Same.
6260 * c-typeck.c (build_component_ref): New argument.
6261 (build_array_ref): Same.
6262 (build_external_ref): Same.
6263 (c_expr_sizeof_expr): Same.
6264 (c_expr_sizeof_type): Same.
6265 (parser_build_unary_op): Same.
6266 (build_conditional_expr): Same.
6267 (build_compound_expr): Pass location on down.
6268 (build_compound_expr): New argument.
6269 (build_c_cast): Same.
6270 (c_cast_expr): Same.
6271 (build_asm_expr): Same.
6272 (c_finish_return): Same.
6273 (c_process_expr_stmt): Pass location on down.
6274 (c_finish_stmt_expr): New argument.
6275 (push_clenaup): Same.
6276 (c_finish_omp_parallel): Same.
6277 (c_finish_omp_task): Same.
6278 * gimplify.c (gimplify_call_expr): Pass location on down.
6279 * c-omp.c (c_finish_omp_master): New argument.
6280 (c_finish_omp_critical): Same.
6281 (c_finish_omp_ordered): Same.
6282 (c_finish_omp_barrier): Same.
6283 (-c_finish_omp_taskwait): Same.
6284 (c_finish_omp_atomic): Same.
6285 (c_finish_omp_flush): Same.
6286 * tree-inline.c (copy_tree_body_r): Pass location on down.
6287 (inline_forbidden_p): Remove use of input_location.
6288 * c-gimplify.c (c_build_bind_expr): New argument.
6289 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6290 (c_sizeof_or_alignof_type): New argument.
6291 (c_alignof_expr): Same.
6292 (build_va_arg): Same.
6293 (c_add_case_label): Same.
6294 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6295 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6296 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6297 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6298 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6299 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6301 * stub-objc.c (objc_build_selector_expr): Same.
6302 (objc_build_throw_stmt): Same.
6303 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6304 (c_parser_initelt): Same.
6305 (c_parser_compound_statement): Same.
6306 (c_parser_compound_statement_nostart): Same.
6307 (c_parser_label): Same.
6308 (c_parser_statement_after_labels): Same.
6309 (c_parser_if_body): Same.
6310 (c_parser_else_body): Same.
6311 (c_parser_if_statement): Same.
6312 (c_parser_switch_statement): Same.
6313 (c_parser_while_statement): Same.
6314 (c_parser_do_statement): Same.
6315 (c_parser_for_statement): Same.
6316 (c_parser_asm_statement): Same.
6317 (c_parser_conditional_expression): Same.
6318 (c_parser_binary_expression): Same.
6319 (c_parser_cast_expression): Same.
6320 (c_parser_unary_expression): Same.
6321 (c_parser_sizeof_expression): Same.
6322 (c_parser_alignof_expression): Same.
6323 (c_parser_postfix_expression): Same.
6324 (c_parser_expression): Same.
6325 (c_parser_objc_receiver): Same.
6326 (c_parser_omp_variable_list): Same.
6327 (c_parser_omp_structured_block): Same.
6328 (c_parser_omp_atomic): New argument.
6329 (c_parser_omp_barrier): Same.
6330 (c_parser_omp_critical): Same.
6331 (c_parser_omp_flush): Pass location on down.
6332 (c_parser_omp_for_loop): New argument.
6333 (c_parser_omp_for): Same.
6334 (c_parser_omp_master): Same.
6335 (c_parser_omp_ordered): Same.
6336 (c_parser_omp_sections_scope): Same.
6337 (c_parser_omp_sections): Same.
6338 (c_parser_omp_parallel): Same.
6339 (c_parser_omp_single): Same.
6340 (c_parser_omp_task): Same.
6341 (c_parser_omp_taskwait): Pass location on down.
6342 (c_parser_omp_construct): Same.
6343 (c_parser_omp_threadprivate): Same.
6344 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6345 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6346 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6347 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6348 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6349 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6350 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6351 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6352 config/i386/i386.c, stmt.c:
6353 Add location argument to the following function definitions and/or
6354 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6355 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6356 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6357 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6358 do_case, c_finish_bc_stmt, build_compound_literal,
6359 build_function_call.
6360 * c-decl.c (build_compound_literal): Add location argument.
6361 Make all diagnostic calls use location.
6362 (start_struct): Same.
6363 (finish_struct): Same.
6365 (build_enumerator): Same.
6366 (start_function): Same.
6367 (grokdeclarator): Make all diagnostic calls use location.
6368 (store_parm_decls_oldstyle): Same.
6369 * c-typeck.c (build_function_call): Add location argument.
6370 Make all diagnostic calls use location.
6372 (c_finish_bc_stmt): Same.
6373 * tree-nested.c (get_trampoline_type): Add argument.
6374 Pass location to build_decl.
6375 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6376 * rtl.h (RTL_LOCATION): New.
6377 * c-common.c (c_add_case_label): Add location argument.
6378 Make all diagnostic calls use location.
6379 * c-common.h: Add location argument to make_fname_decl, do_case,
6380 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6381 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6382 Set it appropriately for every case. Pass enum_loc to start_enum
6383 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6385 (c_parser_struct_or_union_specifier): Save location. Use it for
6386 start_struct, finish_struct, and parser_xref_tag.
6388 2009-06-12 Ian Lance Taylor <iant@google.com>
6390 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6392 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6393 cpp_opts->warn_cxx_operator_names.
6395 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6398 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6399 is returns NULL and OP is a VCE, look through the VCE.
6401 2009-06-12 Ian Lance Taylor <iant@google.com>
6404 * collect2.c (main): Use CONST_CAST2 in code inside #if
6405 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6407 2009-06-12 Joey Ye <joey.ye@intel.com>
6410 * cfgexpand.c (get_decl_align_unit): Update
6411 max_used_stack_slot_alignment with align instead of
6412 stack_alignment_needed.
6414 * function.c (assign_stack_local_1): Update
6415 max_used_stack_slot_alignment with alignment_in_bits instead
6416 of stack_alignment_needed.
6417 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6420 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6422 * dwarf2out.c (last_var_location_insn): New variable.
6423 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6424 (dwarf2out_var_location): Don't record anything after last real
6425 insn. Only change labels if there were any real instructions
6426 in between last note and this one, or if changed sections.
6428 2009-06-11 Richard Henderson <rth@redhat.com>
6430 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6431 note when storing the frame pointer in a register.
6432 (FRP): Don't redefine to nothing for epilogue.
6433 (alpha_expand_epilogue): Mark register and sp restores.
6434 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6436 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6437 when gen_lowpart is needed.
6439 2009-06-11 Richard Henderson <rth@redhat.com>
6441 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6443 * dwarf2out.c (need_data_align_sf_opcode): New.
6444 (div_data_align): Move earlier.
6445 (def_cfa_1, reg_save): Use it.
6447 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6449 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6450 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6451 (ix86_handle_option): Handle OPT_mcrc32.
6452 (ix86_target_string): Add -mcrc32.
6453 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6455 * config/i386/i386.h (TARGET_CRC32): New.
6457 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6458 (sse4_2_crc32di): Likewise.
6460 * config/i386/i386.opt (mcrc32): New.
6462 * doc/invoke.texi: Document -mcrc32.
6464 2009-06-11 Richard Henderson <rth@redhat.com>
6466 * common.opt (gdwarf-): Accept a version number.
6467 * doc/invoke.texi (gdwarf-): Update docs.
6468 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6469 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6470 version level, and record it.
6472 * dwarf2.h (DW_CIE_VERSION): Remove.
6473 * dwarf2out.c (DWARF_VERSION): Remove.
6474 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6475 (output_call_frame_info): Use CIE version 3 for dwarf3,
6476 or if the return register column is out of range for version 1.
6477 (dwarf_stack_op_name): Add all dwarf3 values.
6478 (DEBUG_PUBTYPES_SECTION): New.
6479 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6480 encoding change for dwarf3.
6481 (output_die) [dw_val_class_die_ref]: Likewise.
6482 (output_compilation_unit_header): Emit correct version for dwarf3.
6483 (output_line_info): Likewise.
6484 (output_pubnames): Update for DWARF_VERSION removal.
6485 (output_aranges): Likewise.
6486 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6487 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6488 (dwarf2out_finish): Likewise.
6490 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6492 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6495 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6498 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6499 * builtins.c (expand_builtin_unreachable): New function.
6500 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6501 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6502 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6504 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6505 searching for missing barriers.
6507 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6509 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6510 when -fprofile-generate* was passed.
6511 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6513 2009-06-11 Anthony Green <green@moxielogic.com>
6515 * config/moxie/moxie.md: Define length attribute for all instructions.
6517 (*b<cond:code>): Support limited branch ranges for new PC-relative
6518 branch instructions.
6519 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6521 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6523 * config/i386/i386.c (min_insn_size): Use get_attr_length
6524 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6527 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6528 instead of emit_insn_before.
6530 2009-06-10 Ian Lance Taylor <iant@google.com>
6533 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6536 2009-06-10 Revital Eres <eres@il.ibm.com>
6538 * passes.c (init_optimization_passes): Reschedule
6539 predictive-commoning pass before complete unroll pass.
6541 2009-06-10 Martin Jambor <mjambor@suse.cz>
6543 * cgraph.c (cgraph_node_can_be_local_p): New function.
6544 (cgraph_make_node_local): New function.
6545 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6546 (cgraph_make_node_local): Declare.
6548 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6550 * tree.h (tree_base): Add packed_flag and user_align fields.
6551 Decrease size of spare field.
6552 (TYPE_USER_ALIGN): Use user_align from tree_base.
6553 (DECL_USER_ALIGN): Likewise.
6554 (TYPE_PACKED): Use packed_flag from tree_base.
6555 (DECL_PACKED): Likewise.
6556 (tree_type): Delete packed_flag and user_align fields. Widen
6557 precision field. Widen mode field and shuffle fields to align
6558 mode on an 8-bit boundary.
6559 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6560 Renumber decl_flag_* fields. Fix comments. Widen
6561 decl_common_unused field.
6562 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6563 (DECL_EXTERNAL): Likewise.
6564 (DECL_BIT_FIELD): Likewise.
6565 (DECL_NONADDRESSABLE_P): Likewise.
6566 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6567 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6569 2009-06-10 Ian Lance Taylor <iant@google.com>
6571 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6572 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6573 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6574 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6575 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6576 DEF_VEC_ALLOC_FUNC_P.
6577 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6578 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6579 DEF_VEC_ALLOC_FUNC_O.
6580 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6581 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6582 DEF_VEC_ALLOC_FUNC_I.
6583 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6584 (vec_stack_p_reserve_exact_1): Declare.
6585 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6586 (vec_stack_free): Declare.
6587 (VEC_stack_alloc): Define.
6588 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6589 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6590 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6591 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6593 (stack_vecs): New static variable.
6594 (vec_stack_p_reserve_exact_1): New function.
6595 (vec_stack_o_reserve_1): New static function.
6596 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6597 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6598 (vec_stack_free): New function.
6599 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6600 (VEC_df_ref_stack_alloc): Define.
6601 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6602 DEF_VEC_ALLOC_P_STACK.
6603 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6604 (struct df_collection_rec): Change _vec fields to VEC. Remove
6606 (df_free_collection_rec): Adjust for new fields.
6607 (df_insn_rescan): Use new df_collection_rec fields.
6608 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6609 (df_ref_create_structure, df_ref_record): Likewise.
6610 (df_get_conditional_uses, df_get_call_refs): Likewise.
6611 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6612 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6613 (df_record_exit_block_uses, df_bb_verify): Likewise.
6614 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6615 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6616 Remove count parameter. Change return type to void. Change all
6618 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6619 Remove count parameter. Change return type to void. Change all
6621 (df_install_refs): Change old_vec parameter to VEC. Remove count
6622 parameter. Change all callers.
6623 (df_install_mws): Change old_vec parameter to VEC. Remove count
6624 parameter. Change all callers.
6625 (df_refs_verify): Change new_rec parameter to VEC. Change call
6627 (df_mws_verify): Likewise.
6629 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6631 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6633 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6635 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6637 2009-06-10 Anthony Green <green@moxielogic.com>
6639 * config/moxie/crti.asm: New file.
6640 * config/moxie/crtn.asm: New file.
6641 * config/moxie/moxie.c: New file.
6642 * config/moxie/moxie.h: New file.
6643 * config/moxie/sfp-machine.h: New file.
6644 * config/moxie/moxie-protos.h: New file.
6645 * config/moxie/t-moxie: Created.
6646 * config/moxie/t-moxie-softfp: Created.
6647 * config/moxie/moxie.md: Created.
6648 * config/moxie/constraints.md: Created.
6649 * config.gcc: Add moxie support.
6650 * doc/md.texi (Machine Constraints): Add moxie constraints.
6651 * doc/contrib.texi (Contributors): Mention moxie port.
6652 * doc/install.texi (Specific): Mention the moxie port.
6654 2009-06-09 Ian Lance Taylor <iant@google.com>
6656 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6658 * optabs.c (optab_table): Only use designated initializers if
6659 HAVE_DESIGNATED_INITIALIZERS is defined.
6660 (convert_optab_table): Likewise.
6661 (init_optabs): Always call init_insn_codes if
6662 HAVE_DESIGNATED_INITIALIZERS is not defined.
6664 2009-06-09 Ian Lance Taylor <iant@google.com>
6666 * targhooks.c (default_builtin_vectorized_function): Change fn
6667 parameter to unsigned int.
6668 (default_builtin_vectorized_conversion): Change code parameter to
6670 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6671 * targhooks.h: Update declarations.
6672 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6673 parameter to unsigned int.
6675 * c-typeck.c (comptypes_check_enum_int): New static function.
6676 (comptypes_internal): Add enum_and_int_p parameter. Change all
6678 (comp_target_types): Add location parameter. Change all callers.
6679 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6681 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6682 (build_conditional_expr): Add colon_loc parameter. Change all
6684 (convert_for_assignment): Add location parameter. Change all callers.
6685 * c-parser.c (c_parser_conditional_expression): Pass location of
6686 colon to build_conditional_expr.
6687 * c-tree.h (build_conditional_expr): Update declaration.
6689 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6691 * graphite.c: Revert previous patch.
6693 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6696 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6698 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6700 * tree-ssa-loop-prefetch.c
6701 (loop_prefetch_arrays): Fixed a portability problem in printf format
6704 2009-06-09 Martin Jambor <mjambor@suse.cz>
6706 PR tree-optimization/40351
6707 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6708 refrence to a potential artifical subaccess can be constructed.
6710 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6712 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6713 (sh_override_options): Likewise.
6714 * config/sh/sh.c: Include params.h.
6715 (sh_optimization_options): New.
6716 (sh_override_options): Likewise.
6717 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6718 (OVERRIDE_OPTIONS): Use sh_override_options.
6720 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6722 * dwarf2out.c (emit_cfa_remember): New variable.
6723 (add_fde_cfi): If emit_cfa_remember, recurse to add
6724 DW_CFA_remember_state first.
6725 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6726 instead just set emit_cfa_remember.
6728 2009-06-08 Jan Hubicka <jh@suse.cz>
6731 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6733 2009-06-08 Jan Hubicka <jh@suse.cz>
6736 * cgraphunit.c (save_inline_function_body): Do not copy transform
6737 hooks for saved inline bodies.
6738 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6741 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6743 * jump.c (returnjump_p): Handle delayed branches. Add missing
6746 2009-06-08 Jan Hubicka <jh@suse.cz>
6749 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6750 original node might've been modified.
6751 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6753 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6755 * tree-object-size.c (addr_object_size): Add OSI argument.
6756 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6757 (compute_builtin_object_size, expr_object_size): Adjust callers.
6758 (plus_stmt_object_size): Call addr_object_size instead of
6759 compute_builtin_object_size.
6761 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6762 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6764 * tree-ssa-loop-prefetch.c
6765 (gather_memory_references): Introduced a counter for the number of
6767 (anything_to_prefetch_p): Introduced a counter for the number of
6769 (is_loop_prefetching_profitable): New function with a cost model
6771 (loop_prefetch_arrays): Use the new cost model to determine if
6772 prefetching is profitable.
6773 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6774 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6775 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6776 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6777 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6778 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6780 2009-06-08 Michael Matz <matz@suse.de>
6783 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6784 partitions use the same.
6785 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6786 for basevars of SSA_NAMEs.
6787 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6788 to not expand them twice.
6789 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6792 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6794 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6795 (fdump-final-insns=, gtoggle): New.
6796 * doc/invoke.texi: Document them.
6797 * final.c (rest_of_clean_state): Dump final insn stream.
6798 * gcc.c (invoke_as): Hook in -fcompare-debug.
6799 (static_spec_functions): Add compare-debug-dump-opt,
6800 compare-debug-self-opt and compare-debug-auxbase-opt.
6801 (compare_debug, compare_debug_second, compare_debug_opt): New.
6802 (switches_debug_check, n_switches_debug_check): New.
6803 (debug_auxbase_opt, debug_check_temp_file): New.
6804 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6806 (do_self_spec): Handle arguments after switches.
6807 (do_spec_1): Add .gk extension to temp file basenames for compare.
6808 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6809 (cc1_options): Use it instead of normal auxbase computation for
6810 the second compare-debug compilation.
6811 (compare_files): New.
6812 (main): Set up and implement compare debug mode.
6813 (compare_debug_dump_opt_spec_function): New.
6814 (compare_debug_self_opt_spec_function): New.
6815 (compare_debug_auxbase_opt_spec_function): New.
6816 * toplev.c (process_options): Handle flag_gtoggle,
6817 flag_dump_final_insns.
6818 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6819 during -fcompare-debug-second compilation.
6821 2009-06-07 Ian Lance Taylor <iant@google.com>
6823 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6824 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6826 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6827 with no default node. Change warning with %H to warning_at.
6828 Don't clear warn_switch around case checking.
6829 * doc/invoke.texi (Warning Options): Clarify distinction between
6830 -Wswitch and -Wswitch-enum.
6832 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6834 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6836 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6838 * gbl-ctors.h: Add header guard.
6840 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6842 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6843 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6844 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6845 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6846 prototypes for removed functions.
6847 (expressions_equal_p): Move to ...
6848 * tree-ssa-sccvn.h: ... here and ...
6849 * matrix-reorg.c: ... adjust includes.
6851 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6853 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6855 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6857 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6858 (finish_function): Remove erroneous whitespace.
6860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6862 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6863 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6867 * errors.c (internal_error): Commentary typo fix.
6868 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6869 * tree-ssa-pre.c: Ditto.
6871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6873 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6874 them is supposed to hold actual statements.
6876 2009-06-06 Ian Lance Taylor <iant@google.com>
6878 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6879 empty statements can now have attributes.
6881 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6883 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6884 * config/mips/mips.md: Ditto.
6886 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6888 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6890 (__eabi_uconvert): Likewise.
6892 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6894 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6895 CFI_* definitions with IN_GCC.
6897 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6899 * xcoffout.h (xcoffout_source_line): Update prototype.
6901 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6903 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6904 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6906 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6909 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6910 inlined_function_outer_scope_p blocks for artificial inlines
6912 * tree.c (tree_nonartificial_location): Rewrite using
6913 block_nonartificial_location.
6915 2009-06-05 Revital Eres <eres@il.ibm.com>
6916 Leehod Baruch <leehod@il.ibm.com>
6918 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6919 (expand_expr_real_1): Remove comment.
6920 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6921 Vectorize misaligned access when the target supports it.
6922 (vect_supportable_dr_alignment): Check for unaligned access support.
6923 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6926 2009-06-05 Julian Brown <julian@codesourcery.com>
6928 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6929 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6931 2009-06-05 Richard Guenther <rguenther@suse.de>
6934 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6937 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6939 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6940 (save_gprs): Don't tell unwinder when a global register is saved.
6941 (s390_emit_epilogue): Emit needed epilogue unwind info.
6943 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6945 * dwarf2out.c (deferred_asm_name): New.
6946 (add_name_and_src_coords_attributes): Defer creation of
6947 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6949 (move_linkage_attr): New.
6950 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6953 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6955 * tree-nested.c (finalize_nesting_tree_1): Declare the
6956 frame_decl in the binding tree.
6958 2009-06-04 Cary Coutant <ccoutant@google.com>
6960 * basic-block.h (struct basic_block_def): Add discriminator field.
6961 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6963 * debug.c (do_nothing_debug_hooks): Add additional entry.
6964 (debug_nothing_int_charstar_int): New function.
6965 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6966 (debug_nothing_int_charstar_int): New declaration.
6967 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6968 discriminator value in .loc directive.
6969 * final.c (last_discriminator): New variable.
6970 (discriminator): New variable.
6971 (final_start_function): Initialize above variables, pass current
6972 discriminator to debug hook.
6973 (notice_source_line): Check for discriminator change.
6974 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6975 * sdbout.c (sdbout_source_line): New parameter.
6976 * tree-cfg.c (struct locus_discrim_map): New structure type.
6977 (discriminator_per_locus): New hash table.
6978 (build_gimple_cfg): Allocate and free discriminator hash table.
6979 (make_edges): Call assign_discriminator.
6980 (locus_map_hash): New function.
6981 (locus_map_eq): New function.
6982 (next_discriminator_for_locus): New function.
6983 (same_line_p): New function.
6984 (assign_discriminator): New function.
6985 (make_cond_expr_edges): Call assign_discriminator.
6986 (make_gimple_switch_edges): Likewise.
6987 (first_non_label_stmt): New function.
6988 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6990 * xcoffout.c (xcoffout_source_line): Add new parameter.
6992 * configure.ac (gcc_cv_as_discriminator): New configury check for
6993 gas support for discriminator.
6994 * configure: Regenerate.
6995 * config.in: Regenerate.
6997 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6999 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7000 val after checking for integers.
7002 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7006 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7007 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7008 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7009 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7010 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7011 X64_SSE_REGPARM_MAX.
7012 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7013 X64_SSE_REGPARM_MAX.
7015 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7017 * gcc.c (report_times_to_file): New.
7018 (execute): Implement it.
7019 (process_command): Support -time=.
7020 * doc/invoke.texi: Document it.
7022 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7024 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7025 that have value exprs.
7027 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7029 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7030 declarations for constants until...
7031 (dw2_output_indirect_constant_1): ... this point.
7033 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7036 * arm.md (arm_addsi3): Don't try to split an add with an
7037 eliminable register until after reload has completed.
7039 2009-06-03 Ian Lance Taylor <iant@google.com>
7041 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7042 * genattrtab.c (write_length_unit_log): Likewise.
7043 * genchecksum.c (dosum): Likewise.
7044 * gengtype.c (write_rtx_next): Likewise.
7045 (finish_root_table, write_roots): Likewise.
7046 * gimple.c (gimple_ops_offset_): Likewise.
7047 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7048 * config/arc/arc.c (arc_attribute_table): Likewise.
7049 * config/arm/arm.c (arm_attribute_table): Likewise.
7050 * config/avr/avr.c (avr_attribute_table): Likewise.
7051 * config/crx/crx.c (crx_attribute_table): Likewise.
7052 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7053 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7054 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7055 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7056 * config/sh/sh.c (sh_attribute_table): Likewise.
7057 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7058 * config/spu/spu.c (spu_attribute_table): Likewise.
7059 * config/v850/v850.c (v850_attribute_table): Likewise.
7061 * config/alpha/alpha.c (vms_attribute_table): Make static.
7062 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7063 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7064 * config/mips/mips.c (mips_attribute_table): Likewise.
7066 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7068 (cc1-checksum.o): Likewise.
7070 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7072 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7074 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7076 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7077 insn if it is changing sp. Use gen_add3_insn instead of
7078 conditionally gen_addsi3 and gen_adddi3.
7079 (offset_below_red_zone_p): New static inline function.
7080 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7081 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7082 * config/rs6000/ppc-asm.h: Include auto-host.h.
7083 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7084 CFI_RESTORE): Define.
7085 * config/rs6000/crtresxgpr.asm: Add unwind info.
7086 * config/rs6000/crtresxfpr.asm: Likewise.
7087 * config/rs6000/crtresgpr.asm: Likewise.
7088 * config/rs6000/crtresfpr.asm: Likewise.
7089 * config/rs6000/crtsavgpr.asm: Likewise.
7090 * config/rs6000/crtsavfpr.asm: Likewise.
7092 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7093 argument of DWARF2_FRAME_REG_OUT macros.
7095 2009-06-03 Julian Brown <julian@codesourcery.com>
7097 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7098 words or less (including TImode) in core registers.
7100 2009-06-03 Richard Guenther <rguenther@suse.de>
7103 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7105 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7107 * statistics.c (statistics_counter_event): Do not record event
7108 in pass dump if its number == -1.
7109 (curr_statistics_hash): Add assert that we never get passes
7110 with static number == -1.
7112 2009-06-03 Richard Guenther <rguenther@suse.de>
7113 Andrey Belevantsev <abel@ispras.ru>
7115 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7116 non-BLKmode arrays addressable.
7118 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7120 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7121 * config/m68k/m68k.h: ... here.
7122 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7125 2009-06-03 Martin Jambor <mjambor@suse.cz>
7127 PR tree-optimization/40323
7128 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7131 2009-06-03 Richard Guenther <rguenther@suse.de>
7133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7136 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7138 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7139 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7140 JUMP_TABLE_DATA_P where applicable.
7141 * config/sh/sh.c: Ditto.
7142 * config/sh/sh.h: Ditto.
7143 * config/sh/sh.md: Ditto.
7144 * config/sh/symbian.c: Ditto.
7146 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7148 * config/i386/driver-i386.c (describe_cache): Optimize
7149 concatenation of strings. Use snprintf instead of sprintf.
7150 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7151 target when not compiling with GCC.
7153 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7155 * config/sh/sh.c: Revert last change.
7156 (sh_expand_epilogue): Emit a blockage insn before the frame
7157 pointer adjustment unconditionally.
7159 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7161 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7162 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7163 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7164 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7165 to COLLECT_GCC_OPTIONS.
7167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7169 * collect2.c (target_system_root): New variable.
7170 (main): Handle --sysroot=.
7171 (ignore_library): Strip the sysroot from the library path.
7173 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7175 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7176 (collect2.o): Depend on collect2-aix.h.
7177 (collect2-aix.o): New rule.
7178 * collect2-aix.h: New file.
7179 * collect2-aix.c: Likewise.
7180 * collect2.c: Include collect2-aix.h. Don't undefine
7181 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7182 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7183 Use TARGET_AIX_VERSION instead of _AIX51.
7184 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7185 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7186 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7187 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7188 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7190 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7192 * collect2.c (ignore_library): Avoid premature post-increment
7195 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7197 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7198 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7199 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7200 CROSS_DIRECTORY_STRUCTURE too.
7201 (LINK_LIBG_SPEC): Likewise.
7202 (LIB_SPEC): Add %R to sysroot paths.
7203 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7204 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7205 * config/rs6000/aix51.h: As for aix43.h.
7206 * config/rs6000/aix52.h: Likewise.
7207 * config/rs6000/aix53.h: Likewise.
7208 * config/rs6000/aix61.h: Likewise.
7209 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7210 to the beginning of sysroot paths.
7212 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7214 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7215 INSN_LISTs that are out of the REG_NOTE range.
7217 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7219 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7220 (struct var_to_expand): Likewise.
7221 (struct opt_info): Add head and tail for linked lists of the above.
7222 (analyze_insn_to_expand_var): Initialize next.
7223 (analyze_iv_to_split_insn): Likewise.
7224 (analyze_insns_in_loop): Create linked lists.
7225 (allocate_basic_variable): Simplify for use without hash table.
7226 (insert_var_expansion_initialization): Likewise, make it type-safer.
7227 (combine_var_copies_in_loop_exit): Likewise.
7228 (apply_opt_in_copies): Walk lists rather than hash tables.
7229 (release_var_copies): Simplified and inlined by hand into...
7230 (free_opt_info): ... this function.
7232 2009-06-02 Richard Guenther <rguenther@suse.de>
7234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7237 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7239 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7240 only for builtins that are not overridden.
7242 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7244 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7247 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7249 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7251 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7253 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7255 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7257 * common.opt (fdump-unnumbered-links): New.
7258 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7259 * print-rtl.c (flag_dump_unnumbered_links): New.
7260 (print_rtx): Test it.
7262 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7264 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7265 push/pop multiple to 8-byte alignment.
7267 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7269 * config/i386/i386.c (queued_cfa_restores): New static variable.
7270 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7272 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7273 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7274 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7275 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7276 note unconditionally.
7277 (ix86_emit_restore_regs_using_mov): Likewise.
7278 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7279 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7280 it through to ix86_emit_restore_reg_using_pop.
7281 (ix86_emit_leave): Add RED_OFFSET argument. Call
7282 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7283 instead of adding REG_CFA_OFFSET note unconditionally.
7284 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7285 the above functions. Call ix86_add_queued_cfa_restore_notes when
7288 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7289 force output of the label even for dwarf2out_do_cfi_asm.
7290 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7291 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7292 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7294 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7295 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7296 dwarf2out_cfi_label callers.
7297 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7298 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7299 Adjust dwarf2out_cfi_label callers.
7300 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7302 * config/i386/i386.h (struct machine_cfa_state,
7303 struct machine_function): Guard with ifndef USED_FOR_TARGET
7304 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7307 * emutls.c (__emutls_get_address): Change arr->size to mean number
7308 of allocated arr->data entries instead of # of slots + 1.
7311 * recog.c (peep2_reinit_state): New function.
7312 (peephole2_init_state): Use it at the end of a basic block and also
7313 when seeing a RTX_FRAME_RELATED_P insn.
7315 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7317 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7318 fixuns_truncrfdi2): New.
7319 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7320 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7321 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7322 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7323 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7324 *recip_approx): Remove.
7325 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7326 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7327 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7329 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7332 2009-06-01 Ian Lance Taylor <iant@google.com>
7334 * attribs.c (register_attribute): Use CONST_CAST.
7335 * collect2.c (main): Use CONST_CAST2.
7336 (scan_prog_file): Likewise.
7337 * gcc.c (process_command, main): Likewise.
7338 * toplev.c (toplev_main): Likewise.
7340 * c-typeck.c (handle_warn_cast_qual): New static function,
7341 partially broken out of build_c_cast.
7342 (build_c_cast): Call handle_warn_cast_qual.
7343 * doc/invoke.texi (Warning Options): Document new effect of
7346 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7348 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7349 (diagnostic_report_current_module): Print columns.
7350 * common.opt (flag_show_column): Enable by default.
7352 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7354 * alias.c (find_base_term): Check for NULL term before returning.
7356 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7358 Revert due to PR40320:
7359 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7360 * calls.c (emit_library_call_value_1): Don't force_operand for move
7363 2009-06-01 Olivier Hainque <hainque@adacore.com>
7364 Eric Botcazou <ebotcazou@adacore.com>
7366 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7367 to be processed as a bitfield for constructor output purposes.
7368 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7370 * varasm.c (oc_local_state): New type, output_constructor
7371 local state to support communication with helpers.
7372 (oc_outer_state): New type, output_constructor outer state of
7373 relevance in recursive calls.
7374 (output_constructor_array_range): New output_constructor helper,
7375 extracted code for an array range element.
7376 (output_constructor_regular_field): New output_constructor helper,
7377 extracted code for an element that is not a bitfield.
7378 (output_constructor_bitfield): New output_constructor helper,
7379 extracted code for a bitfield element. Accept an OUTER state
7380 argument for recursive processing. Recurse on record or array
7381 CONSTRUCTOR values, possibly past noop conversions.
7382 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7383 VALUE is a valid constant-valued expression for use in a static
7384 bit-field initializer.
7385 (output_constructor): Rework to use helpers. Accept and honor an
7386 OUTER state argument for recursive calls. Return total size. Be
7387 prepared for nested constructors initializing bitfields.
7388 (output_constant): Feed OUTER in calls to output_constructor.
7390 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7392 * calls.c (emit_library_call_value_1): Don't force_operand for move
7395 2009-06-01 Nick Clifton <nickc@redhat.com>
7397 * doc/invoke.texi (IA-64 Options): Fix typo.
7399 2009-06-01 Ira Rosen <irar@il.ibm.com>
7401 PR tree-optimization/39129
7402 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7404 (vect_do_peeling_for_loop_bound): Use
7405 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7406 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7407 (vect_loop_versioning): Likewise.
7408 (vect_create_cond_for_alias_checks): Fix indentation.
7409 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7411 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7412 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7413 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7414 "control flow in loop".
7415 (vect_estimate_min_profitable_iters): Use
7416 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7417 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7418 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7419 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7420 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7421 statement belongs to a group of strided accesses with the exact code
7423 (vectorizable_load): Likewise.
7424 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7425 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7427 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7429 * config/freebsd-stdint.h: New file.
7430 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7431 Add freebsd-stdint.h to tm_file.
7433 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7435 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7436 (thumb2_extendhidi2): Likewise.
7438 2009-05-31 Ian Lance Taylor <iant@google.com>
7440 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7442 2009-05-31 Ian Lance Taylor <iant@google.com>
7444 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7445 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7446 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7448 2009-05-31 Jason Merrill <jason@redhat.com>
7450 * tree-pretty-print.c (print_call_name): Take the callee, not the
7451 call itself. Make non-static. Use dump_function_name for functions.
7452 (dump_generic_node): Adjust.
7453 * diagnostic.h: Declare print_call_name.
7454 * gimple-pretty-print.c (dump_gimple_call): Use it.
7456 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7458 * config/sh/sh.md (ashldi3_std): New define_expand.
7461 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7464 * config/sh/sh.c: Include debug.h.
7465 (sh_expand_epilogue): Emit a blockage insn before the frame
7466 pointer adjustment also when dwarf2out_do_frame returns true.
7468 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7470 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7471 (thumb2_extendqidi2): New pattern.
7473 2009-05-31 Ira Rosen <irar@il.ibm.com>
7475 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7476 mark phis for renaming.
7477 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7478 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7479 Call mark_sym_for_renaming.
7480 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7481 * tree-vect-loop.c (vect_transform_loop): Remove
7482 vect_memsyms_to_rename initialization and a call to
7483 mark_set_for_renaming.
7485 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7488 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7489 frame related even if !set_cfa && style < 0.
7491 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7493 * config/i386/mingw-tls.c: New file.
7494 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7495 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7496 defining _WIN32 but not __CYGWIN__.
7498 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7500 * configure.ac: Add MPC support.
7502 * config.in, configure: Regenerate.
7504 2009-05-29 Richard Henderson <rth@redhat.com>
7506 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7507 NOTE_INSN_BASIC_BLOCK.
7508 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7509 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7510 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7512 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7514 (add_cfi): Disable check redefining cfa away from drap.
7515 (lookup_cfa_1): Add remember argument; handle remember/restore.
7516 (lookup_cfa): Pass remember argument.
7517 (cfa_remember): New.
7518 (compute_barrier_args_size_1): Remove sibcall check.
7519 (dwarf2out_frame_debug_def_cfa): New.
7520 (dwarf2out_frame_debug_adjust_cfa): New.
7521 (dwarf2out_frame_debug_cfa_offset): New.
7522 (dwarf2out_frame_debug_cfa_register): New.
7523 (dwarf2out_frame_debug_cfa_restore): New.
7524 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7525 (dwarf2out_begin_epilogue): New.
7526 (dwarf2out_frame_debug_restore_state): New.
7527 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7528 DW_CFA_restore_state.
7529 (output_cfi_directive): Likewise.
7530 (convert_cfa_to_fb_loc_list): Likewise.
7531 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7532 * dwarf2out.h: Update.
7533 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7534 (copy_insn_1): Early out for null.
7535 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7536 and dwarf2out_frame_debug_restore_state.
7537 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7538 (prologue_insn_hash, epilogue_insn_hash): New.
7539 (free_after_compilation): Adjust freeing accordingly.
7540 (record_insns): Create hash table if needed; push insns into
7541 hash instead of array.
7542 (maybe_copy_epilogue_insn): New.
7543 (contains): Search hash table instead of array.
7544 (sibcall_epilogue_contains): Remove.
7545 (thread_prologue_and_epilogue_insns): Split eh_return insns
7546 and mark them as epilogues.
7547 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7548 scanning in terms of basic blocks.
7549 * insn-notes.def (CFA_RESTORE_STATE): New.
7550 * jump.c (returnjump_p_1): Accept EH_RETURN.
7551 (eh_returnjump_p_1, eh_returnjump_p): New.
7552 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7553 CFA_REGISTER, CFA_RESTORE): New.
7554 * rtl.def (EH_RETURN): New.
7555 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7557 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7558 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7560 * config/i386/i386.c (gen_push): Update cfa state.
7561 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7562 add a CFA_ADJUST_CFA note.
7563 (ix86_dwarf_handle_frame_unspec): Remove.
7564 (ix86_expand_prologue): Update cfa state.
7565 (ix86_emit_restore_reg_using_pop): New.
7566 (ix86_emit_restore_regs_using_pop): New.
7567 (ix86_emit_leave): New.
7568 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7569 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7570 * config/i386/i386.h (struct machine_cfa_state): New.
7571 (ix86_cfa_state): New.
7572 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7573 (eh_return_internal): Merge from eh_return_<mode>,
7574 use eh_return rtx, split w/ epilogue.
7576 2009-05-29 Ian Lance Taylor <iant@google.com>
7578 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7580 * calls.c (emit_library_call_value_1): Likewise.
7582 * c-typeck.c (c_build_va_arg): New function.
7583 * c-tree.h (c_build_va_arg): Declare.
7584 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7585 instead of build_va_arg.
7587 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7589 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7590 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7591 (ptr_difference_cost): Use affine combinations to compute it.
7592 (difference_cost): Likewise.
7593 (get_computation_cost_at): Compute more accurate cost for addresses
7594 if the ratio is a multiplier allowed in addresses.
7595 For non-addresses, consider that an additional offset or symbol is
7598 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7600 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7601 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7603 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7604 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7605 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7607 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7608 to 1 for TYPE_SSE{IADD1,CVT1}.
7609 (prefix_vex_imm8): Removed.
7610 (length_vex): Only pass 1 as second argument to
7611 ix86_attr_length_vex_default if prefix_extra is 0.
7612 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7613 (length): For prefix vex computation use length_immediate
7614 attribute instead of prefix_vex_imm8.
7615 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7616 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7617 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7618 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7619 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7620 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7621 a space in between the operands.
7622 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7623 if one operand is 0xff and the other one si, di, bp or sp.
7624 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7625 other one si, di, bp or sp.
7626 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7627 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7628 type and mode attributes.
7629 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7630 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7631 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7632 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7633 prefix_data16 attribute iff MODE_DF.
7634 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7635 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7636 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7637 constm128_operand in length_immediate computation.
7638 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7639 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7640 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7641 length_immediate attribute to 1.
7642 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7643 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7644 for certain alternatives.
7645 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7646 prefix_data16 attribute if MODE_V1DF.
7647 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7648 length_immediate to 1.
7649 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7650 length_address to 4, set mode attribute to MODE_DI.
7651 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7652 (fxam<mode>2_i387): Set length attribute to 4.
7653 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7654 *prefetch_3dnow_rex): Override length_address attribute.
7655 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7657 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7658 (constm128_operand): Removed.
7659 * config/i386/i386.c (memory_address_length): For
7660 disp && !index && !base in 64-bit mode account for SIB byte if
7661 print_operand_address can't optimize disp32 into disp32(%rip)
7662 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7663 for fs: or gs: segment.
7664 (ix86_attr_length_immediate_default): When checking if shortform
7665 is possible, truncate immediate to the length of the non-shortened
7667 (ix86_attr_length_address_default): Ignore MEM_P operands
7669 (ix86_attr_length_vex_default): Only check for DImode on
7670 GENERAL_REG_P operands.
7671 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7672 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7673 (sse_cvttps2pi): Clear prefix_rep attribute.
7674 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7676 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7677 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7678 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7679 iff operand 2 is const_int_operand.
7680 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7681 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7682 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7684 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7686 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7687 prefix_data16 attribute for movlpd and movhpd instructions.
7688 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7689 length_immediate for shufpd instruction.
7690 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7691 (avx_cmpp<avxmodesuffixf2c><mode>3,
7692 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7693 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7694 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7695 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7696 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7697 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7698 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7699 prefix_data16 attribute for the first alternative to 1.
7700 (*avx_loadlps): Override length_immediate for the first alternative.
7701 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7702 attributes for second alternative.
7703 (*vec_concatv2sf_sse4_1): Override length_immediate and
7704 prefix_data16 attributes for second alternative.
7705 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7706 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7707 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7708 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7709 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7710 prefix_data16 and length_immediate to 1.
7711 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7713 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7714 prefix_extra attribute for variants that don't have 0f prefix alone.
7715 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7716 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7717 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7718 *sse4_1_pextrd): Set length_immediate to 1.
7719 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7720 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7722 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7723 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7724 length_immediate to 1 for second alternative.
7725 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7726 prefix_extra and length_immediate attributes for the first
7728 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7730 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7731 to 1 for the first and third alternative.
7732 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7734 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7736 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7738 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7739 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7740 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7741 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7742 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7743 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7744 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7745 ssse3_psign<mode>3): Override prefix_rex attribute.
7746 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7747 (ssse3_palignrti): Override length_immediate to 1.
7748 (ssse3_palignrdi): Override length_immediate to 1, override
7749 prefix_rex attribute.
7750 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7751 (sse4a_extrqi): Override length_immediate to 2.
7752 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7753 (sse4a_insertq): Override prefix_data16 to 0.
7754 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7755 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7756 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7757 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7758 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7759 and length_immediate to 1.
7760 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7761 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7762 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7763 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7764 and length_immediate to 1.
7765 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7766 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7767 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7768 avx_ptest256): Override prefix_extra to 1.
7769 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7770 Override prefix_data16 and length_immediate to 1.
7771 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7772 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7773 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7774 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7775 prefix_data16 to 0 and prefix_extra to 2.
7776 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7777 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7779 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7780 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7781 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7782 and prefix_extra to 2.
7783 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7784 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7785 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7786 avx_vpermilvar<mode>3,
7787 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7788 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7789 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7790 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7791 Override prefix_extra to 1.
7792 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7793 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7794 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7795 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7796 prefix_extra and length_immediate to 1.
7797 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7799 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7800 to 1 for the first alternative.
7801 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7802 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7804 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7805 *movv2sf_internal_avx, *movv2sf_internal): Override
7806 prefix_rep attribute for certain alternatives.
7807 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7808 attributes for certain alternatives.
7809 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7810 attributes for certain alternatives.
7811 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7812 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7813 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7814 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7815 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7816 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7817 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7818 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7819 length_immediate to 1 if operand 2 is const_int_operand.
7820 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7821 *vec_extractv2si_1): Set length_immediate attribute to 1.
7822 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7823 using old 3DNOW insn rather than SSE/3DNOW_A.
7824 (mmx_emms, mmx_femms): Clear modrm attribute.
7826 2009-05-29 Martin Jambor <mjambor@suse.cz>
7828 * tree-sra.c: New implementation of SRA.
7830 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7831 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7832 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7833 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7834 (SRA_MAX_STRUCTURE_COUNT): Removed.
7835 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7836 * doc/invoke.texi (sra-max-structure-size): Removed.
7837 (sra-field-structure-ratio): Removed.
7839 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7842 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7845 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7847 PR rtl-optimization/40101
7848 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7849 seqno. Adjust comment.
7850 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7851 inserting bookkeeping before a jump, the jump is not scheduled.
7852 When no positive seqno found, provide a value. Add comment.
7854 2009-05-29 Richard Guenther <rguenther@suse.de>
7856 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7857 short-cutting on the first component.
7859 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7862 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7863 for trees other than decls/types.
7865 2009-05-29 Richard Guenther <rguenther@suse.de>
7867 * tree-ssa-operands.c (get_expr_operands): Do not handle
7868 INDIRECT_REFs in the handled-component case. Remove
7869 unused get_ref_base_and_extent case.
7870 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7871 tree_low_cst and host_integerp where possible.
7872 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7873 codes for equivalence.
7874 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7876 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7878 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7879 to tmake_file for i[34567]86-*-cygwin*.
7881 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7884 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7885 (altivec_categorize_keyword, init_vector_keywords,
7886 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7889 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7891 * tree.c (handle_dll_attribute): Check if node is
7892 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7894 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7896 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7898 (thumb2_zero_extendqidi2): Likewise.
7900 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7902 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7903 instead of gen_movrt.
7904 * config/sh/sh.md (movrt): Remove.
7906 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7908 * doc/invoke.texi (IA-64 Options):
7909 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7910 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7911 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7912 -msched-prefer-non-control-spec-insns,
7913 -msched-stop-bits-after-every-cycle,
7914 -msched-count-spec-in-critical-path,
7915 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7916 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7917 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7918 and -msched-spec-verbose.
7920 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7922 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7923 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7925 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7927 2009-05-28 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-alias.c (ao_ref_init): New function.
7930 (ao_ref_base): Likewise.
7931 (ao_ref_base_alias_set): Likewise.
7932 (ao_ref_alias_set): Likewise.
7933 (refs_may_alias_p_1): Change signature.
7934 (refs_may_alias_p): Adjust.
7935 (refs_anti_dependent_p): Likewise.
7936 (refs_output_dependent_p): Likewise.
7937 (call_may_clobber_ref_p_1): Change signature.
7938 (call_may_clobber_ref_p): Adjust.
7939 (stmt_may_clobber_ref_p_1): New function split out from ...
7940 (stmt_may_clobber_ref_p): ... here.
7941 (maybe_skip_until): Adjust signature.
7942 (get_continuation_for_phi): Likewise.
7943 (walk_non_aliased_vuses): Likewise.
7944 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7945 (ao_ref_init): Declare.
7946 (ao_ref_base): Likewise.
7947 (ao_ref_alias_set): Likewise.
7948 (stmt_may_clobber_ref_p_1): Likewise.
7949 (walk_non_aliased_vuses): Adjust.
7950 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7951 (get_ref_from_reference_ops): remove.
7952 (vn_reference_lookup_2): Adjust signature.
7953 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7954 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7955 (vn_reference_lookup): Adjust.
7956 (vn_reference_insert): Likewise.
7957 (vn_reference_insert_pieces): Adjust signature.
7958 (visit_reference_op_call): Adjust.
7959 * tree-ssa-pre.c (get_expr_type): Simplify.
7960 (phi_translate_1): Adjust.
7961 (compute_avail): Likewise.
7962 (translate_vuse_through_block): Do not re-build trees.
7963 (value_dies_in_block_x): Likewise.
7964 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7966 (vn_reference_lookup_pieces): Adjust declaration.
7967 (vn_reference_insert_pieces): Likewise.
7969 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7971 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7972 with checking disabled.
7974 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7978 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7979 macro definition for support of three-operand format aligned
7980 .comm directive in assembler on cygwin/pe/mingw target OS.
7981 * configure: Regenerate.
7982 * config.h: Regenerate.
7984 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7985 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7986 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7988 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7989 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7991 2009-05-28 Ira Rosen <irar@il.ibm.com>
7993 PR tree-optimization/40254
7994 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7995 in analysis of basic blocks.
7997 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8000 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8001 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8002 (TARGET_INITIALIZER): Use it.
8003 * cse.c (CHEAPER): Move it up to the other macros.
8004 (insert): Rename this ...
8005 (insert_with_costs): ... to this. Add cost parameters. Update
8007 (insert): New function. Call insert_with_costs.
8008 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8009 find_reg_offset_for_const, try_const_anchors): New functions.
8010 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8011 when using a const-anchor. Call insert_const_anchors.
8012 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8013 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8015 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8017 * tree-inline.c (remap_decls): Enable nonlocalized variables
8018 when not optimizing.
8020 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8022 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8023 Simplify other tests involving optimize.
8025 2009-05-27 Tom Tromey <tromey@redhat.com>
8027 * unwind-dw2.c (_Unwind_DebugHook): New function.
8028 (uw_install_context): Call _Unwind_DebugHook.
8030 2009-05-27 Tom Tromey <tromey@redhat.com>
8032 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8034 2009-05-27 Ian Lance Taylor <iant@google.com>
8036 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8037 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8038 (ALL_LINKERFLAGS): Define.
8039 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8040 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8041 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8042 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8043 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8044 $(LINKER_FOR_BUILD).
8045 (build/gcov-iov$(build_exeext)): Likewise.
8047 2009-05-27 Julian Brown <julian@codesourcery.com>
8049 * gcse.c (target.h): Include.
8050 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8051 copy of argument to a pseudo register.
8053 2009-05-27 Diego Novillo <dnovillo@google.com>
8055 * tree-ssa-live.c (dump_scope_block): Document arguments.
8056 (dump_scope_blocks): Document.
8057 (debug_scope_blocks): New.
8058 * tree-flow.h (debug_scope_blocks): Declare.
8060 2009-05-21 Denis Chertykov <denisc@overta.ru>
8062 * doc/contrib.texi (Contributors): Add myself to the list.
8064 2009-05-27 Olivier Hainque <hainque@adacore.com>
8066 * expr.c (target_align): New function. Alignment the TARGET of an
8067 assignment may be assume to have.
8068 (highest_pow2_factor_for_target): Use it instead of relying on
8069 immediate tree attributes of TARGET, not necessarily honored when
8070 intermediate bitfields are involved.
8072 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8075 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8076 AVX, SSE4, AES, PCLMUL and POPCNT.
8078 2009-05-27 Diego Novillo <dnovillo@google.com>
8080 * tree-pretty-print.c (dump_location): New.
8081 (dump_generic_node): Call it.
8082 Factor code to handle BLOCK nodes ...
8083 (dump_block_node): ... here.
8085 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8087 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8089 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8091 * gcc-plugin.h: Include config.h and system.h.
8092 (IN_GCC): Define if not defined.
8094 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8097 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8100 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8102 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8104 * config/m32r/m32r.h: Ditto.
8105 * config/m32r/m32r.md: Ditto.
8106 * config/m32r/predicates.md: Ditto.
8108 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8110 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8112 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8115 (Loading plugins): typo.
8116 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8117 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8118 (Interacting with the GCC Garbage Collector): Added new section.
8119 (Giving information about a plugin): Added new section for
8121 * ggc.h (ggc_register_root_tab): Added declaration.
8122 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8123 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8124 (register_callback): Improved comment in declaration.
8125 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8126 (extra_root_vec) Added static variable for dynamic roots registration.
8127 (ggc_register_root_tab) Added new routine.
8128 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8129 PLUGIN_GGC_MARKING event.
8130 * ggc-zone.c: Include plugin.h.
8131 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8132 * ggc-page.c: Include plugin.h.
8133 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8134 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8135 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8136 (register_callback): check lack of callbacks for
8137 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8138 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8139 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8140 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8141 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8142 dependency on plugin.h.
8143 (plugin.o): Added dependency on ggc.h...
8145 2009-05-26 Richard Guenther <rguenther@suse.de>
8149 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8150 with mismatched comparison modes.
8152 * expr.c (expand_expr_real_1): Expand the operand of a
8153 VIEW_CONVERT_EXPR in its natural mode.
8155 2009-05-26 Ian Lance Taylor <iant@google.com>
8157 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8158 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8159 (ALL_COMPILERFLAGS): Define.
8160 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8161 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8162 (collect2$(exeext), collect2.o): Likewise.
8163 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8164 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8165 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8166 (libbackend.o, intl.o, cppdefault.o): Likewise.
8167 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8168 (build/%.o): Use $(COMPILER_FOR_BUILD).
8169 (build/gen%$(build_exeext)): Likewise.
8170 (build/gcov-iov$(build_exeext)): LIkewise.
8171 * config/t-darwin (darwin.o): Use $(COMPILER).
8172 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8173 * config/t-sol2 (sol2-c.o): Likewise.
8175 * config/t-vxworks (vxworks.o): Likewise.
8176 * config/x-darwin (host-darwin.o): Likewise.
8177 * config/x-hpux (host-hpux.o): Likewise.
8178 * config/x-linux (host-linux.o): Likewise.
8179 * config/x-solaris (host-solaris.o): Likewise.
8180 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8181 * config/arm/t-arm (arm-c.o): Likewise.
8182 * config/arm/t-pe (pe.o): Likewise.
8183 * config/arm/t-wince-pe (pe.o): Likewise.
8184 * config/i386/t-cygming (winnt.o): Likewise.
8185 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8186 * config/i386/t-cygwin (cygwin1.o): Likewise.
8187 (cygwin2.o): Likewise.
8188 * config/i386/t-i386 (i386-c.o): Likewise.
8189 * config/i386/t-interix (winnt.o): Likewise.
8190 * config/i386/t-netware (netware.o): Likewise.
8191 * config/i386/t-nwld (nwld.o): Likewise.
8192 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8193 * config/i386/x-i386 (driver-i386.o): Likewise.
8194 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8195 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8196 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8197 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8198 * config/mips/x-native (driver-native.o): Likewise.
8199 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8200 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8201 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8202 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8203 * config/score/t-score-elf (score7.o): Likewise.
8204 (score3.o): Likewise.
8205 * config/sh/t-sh (sh-c.o): Likewise.
8206 * config/sh/t-symbian (sh-c.o): Likewise.
8207 (symbian.o): Likewise.
8208 * config/spu/t-spu-elf (spu-c.o): Likewise.
8209 * config/v850/t-v850 (v850-c.o): Likewise.
8210 * config/v850/t-v850e (v850-c.o): Likewise.
8212 2009-05-26 Richard Guenther <rguenther@suse.de>
8214 PR tree-optimization/40122
8215 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8216 VECTOR_CSTs if possible.
8217 (fold_gimple_assign): Likewise.
8219 2009-05-26 Richard Guenther <rguenther@suse.de>
8222 * fold-const.c (fold_binary): Use the correct types for building
8225 2009-05-26 Richard Guenther <rguenther@suse.de>
8227 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8228 redundant calls to merge_alias_info.
8229 (bump_vector_ptr): Likewise.
8230 * tree-ssa-copy.c (merge_alias_info): Remove.
8231 (replace_exp_1): Remove call to merge_alias_info.
8232 (propagate_tree_value): Likewise.
8233 (fini_copy_prop): Propagate points-to info.
8234 * tree-flow.h (merge_alias_info): Remove.
8236 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8238 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8240 2009-05-25 Jan Hubicka <jh@suse.cz>
8242 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8243 * cgraph.h (struct inline_summary): New filed self_wize,
8244 size_inlining_benefit, self_time and time_inlining_benefit.
8245 (struct cgraph_global_info): Replace insns by time ans size fields.
8246 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8247 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8248 (ipcp_update_callgraph): Do not touch function bodies.
8249 * ipa-inline.c: Include except.h
8250 (MAX_TIME): New constant.
8251 (overall_insns): Remove.
8253 (overall_size, max_benefit): New static variables.
8254 (cgraph_estimate_time_after_inlining): New function.
8255 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8256 (cgraph_clone_inlined_nodes): Update size.
8257 (cgraph_mark_inline_edge): Update size.
8258 (cgraph_estimate_growth): Use size info.
8259 (cgraph_check_inline_limits): Check size.
8260 (cgraph_default_inline_p): Likewise.
8261 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8262 (cgraph_decide_recursive_inlining): Check size.
8263 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8265 (cgraph_decide_inlining): Likewise.
8266 (cgraph_decide_inlining_incrementally): Likewise; honor
8267 PARAM_EARLY_INLINING_INSNS.
8268 (likely_eliminated_by_inlining_p): New predicate.
8269 (estimate_function_body_sizes): New function.
8270 (compute_inline_parameters): Use it.
8271 * except.c (must_not_throw_labels): New function.
8272 * except.h (must_not_throw_labels): Declare.
8273 * tree-inline.c (init_inline_once): Kill inlining_weigths
8274 * tree-ssa-structalias.c: Avoid uninitialized warning.
8275 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8276 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8277 (PARAM_INLINE_CALL_COST): Remove.
8278 (PARAM_EARLY_INLINING_INSNS): New.
8280 2009-05-25 Richard Guenther <rguenther@suse.de>
8282 PR tree-optimization/36327
8283 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8284 callback for reference translation or lookup at the point of may-defs.
8285 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8286 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8287 for union COMPONENT_REFs.
8288 (vn_reference_lookup_3): New callback. Lookup from memset
8289 and CONSTRUCTOR assignment, translate through struct copies.
8290 (vn_reference_lookup_pieces): Make sure to not free the
8291 passed operands array. Adjust walk_non_aliased_vuses call.
8292 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8293 make sure we do not leak memory.
8295 2009-05-25 Richard Guenther <rguenther@suse.de>
8297 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8298 * tree-inline.c (expand_call_inline): Reset the escaped and
8300 * tree-ssa-structalias.c (pass_build_ealias): New.
8301 * tree-pass.h (pass_build_ealias): Declare.
8302 * passes.c (init_optimization_passes): Add PTA during
8303 early optimizations.
8304 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8305 and CALLUSED solutions.
8306 (dump_points_to_solution): New function, split out from ...
8307 (dump_points_to_info_for): ... here.
8308 * tree-parloops.c (parallelize_loops): Reset the escaped and
8311 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8314 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8315 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8317 2009-05-25 Ira Rosen <irar@il.ibm.com>
8319 PR tree-optimization/40238
8320 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8321 statements after basic block's labels.
8322 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8323 to free the allocated memory.
8325 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8327 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8328 return address with a USE.
8330 2009-05-24 Richard Guenther <rguenther@suse.de>
8333 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8334 array type from the main variant of the inner type.
8336 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8338 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8339 definition to bool (from int) to un-break build.
8340 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8342 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8344 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8345 discard_stmt_changes): Delete.
8346 * tree-ssa-operands.c (scb_stack): Delete.
8347 (init_ssa_operands): Do not initialize it.
8348 (fini_ssa_operands): Do not free it.
8349 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8351 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8352 update_stmt, remove the others. Fix comments.
8353 * tree-dfa.c (optimize_stack_restore): Likewise.
8354 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8355 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8356 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8357 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8359 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8360 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8361 (dom_opt_finalize_block): Likewise, adjusting access to
8363 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8364 (stmts_to_rescan): Change item type to gimple.
8365 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8367 2009-05-24 Ira Rosen <irar@il.ibm.com>
8369 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8370 * tree-pass.h (pass_slp_vectorize): New pass.
8371 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8372 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8373 * tree-vectorizer.c (timevar.h): Include.
8374 (user_vect_verbosity_level): Declare.
8375 (vect_location): Fix comment.
8376 (vect_set_verbosity_level): Update user_vect_verbosity_level
8377 instead of vect_verbosity_level.
8378 (vect_set_dump_settings): Add an argument. Ignore user defined
8379 verbosity if dump flags require higher level of verbosity. Print to
8380 stderr only for loop vectorization.
8381 (vectorize_loops): Update call to vect_set_dump_settings.
8382 (execute_vect_slp): New function.
8383 (gate_vect_slp): Likewise.
8384 (struct gimple_opt_pass pass_slp_vectorize): New.
8385 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8387 (vec_info_for_bb): New function.
8388 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8389 (VECTORIZATION_ENABLED): New macro.
8390 (SLP_ENABLED, SLP_DISABLED): Likewise.
8391 (vect_is_simple_use): Add bb_vec_info argument.
8392 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8393 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8394 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8395 vect_schedule_slp, vect_analyze_slp): Likewise.
8396 (vect_analyze_stmt): Add slp_tree argument.
8397 (find_bb_location): Declare.
8398 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8399 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8400 (vect_analyze_loop_operations, vect_analyze_loop,
8401 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8402 vect_finalize_reduction, vectorizable_reduction,
8403 vectorizable_live_operation, vect_transform_loop): Likewise.
8404 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8405 skip evolution analysis if analyzing a basic block.
8406 (dr_analyze_indices): Likewise.
8407 (initialize_data_dependence_relation): Skip the test whether the
8408 object is invariant for basic blocks.
8409 (compute_all_dependences): Skip dependence analysis for data
8410 references in basic blocks.
8411 (find_data_references_in_stmt): Don't fail in case of invariant
8412 access in basic block.
8413 (find_data_references_in_bb): New function.
8414 (find_data_references_in_loop): Move code to
8415 find_data_references_in_bb and add a call to it.
8416 (compute_data_dependences_for_bb): New function.
8417 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8418 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8420 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8421 unknown dependence in basic block and fail in case of dependence in
8423 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8424 dependence instances from either loop or basic block vectorization
8426 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8427 before calling nested_in_vect_loop_p.
8428 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8429 dependence instances from either loop or basic block vectorization
8431 (vect_verify_datarefs_alignment): Likewise.
8432 (vect_enhance_data_refs_alignment): Adjust function calls.
8433 (vect_analyze_data_refs_alignment): Likewise.
8434 (vect_analyze_group_access): Fix printing. Skip different checks if
8435 DR_STEP is 0. Keep strided stores either in loop or basic block
8436 vectorization data structure. Fix indentation.
8437 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8439 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8440 dependence instances from either loop or basic block vectorization
8442 (vect_analyze_data_refs): Update comment. Call
8443 compute_data_dependences_for_bb to analyze basic blocks.
8444 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8445 case of loop vectorization. In case of basic block vectorization use
8446 data-ref itself as a base.
8447 (vect_create_data_ref_ptr): In case of basic block vectorization:
8448 don't advance the pointer, add new statements before the current
8449 statement. Adjust function calls.
8450 (vect_supportable_dr_alignment): Support only aligned accesses in
8451 basic block vectorization.
8452 * common.opt (ftree-slp-vectorize): New flag.
8453 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8454 (vect_pattern_recog_1): Likewise.
8455 * tree-vect-stmts.c (process_use): Likewise.
8456 (vect_init_vector): Add new statements in the beginning of the basic
8457 block in case of basic block SLP.
8458 (vect_get_vec_def_for_operand): Adjust function calls.
8459 (vect_finish_stmt_generation): Likewise.
8460 (vectorizable_call): Add assert that it is loop vectorization, adjust
8462 (vectorizable_conversion, vectorizable_assignment): Likewise.
8463 (vectorizable_operation): In case of basic block SLP, take
8464 vectorization factor from statement's type and skip the relevance
8465 check. Adjust function calls.
8466 (vectorizable_type_demotion): Add assert that it is loop
8467 vectorization, adjust function calls.
8468 (vectorizable_type_promotion): Likewise.
8469 (vectorizable_store): Check for outer loop only in case of loop
8470 vectorization. Adjust function calls. For basic blocks, skip the
8471 relevance check and don't advance pointers.
8472 (vectorizable_load): Likewise.
8473 (vectorizable_condition): Add assert that it is loop vectorization,
8474 adjust function calls.
8475 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8476 that it is not reduction, get vector type, call only supported
8477 functions, skip loop specific parts.
8478 (vect_transform_stmt): Check for outer loop only in case of loop
8480 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8481 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8482 for external definition.
8483 * passes.c (pass_slp_vectorize): New pass.
8484 * tree-vect-slp.c (find_bb_location): New function.
8485 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8486 check for patterns only in loops.
8487 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8488 case of multiple types in basic block SLP.
8489 (vect_mark_slp_stmts_relevant): New function.
8490 (vect_supported_load_permutation_p): Fix comment.
8491 (vect_analyze_slp_instance): Add argument. In case of basic block
8492 SLP, take vectorization factor from statement's type, check that
8493 unrolling factor is 1. Adjust function call. Save SLP instance in
8494 either loop or basic block vectorization structure. Return FALSE,
8496 (vect_analyze_slp): Add argument. Get strided stores groups from
8497 either loop or basic block vectorization structure. Return FALSE
8498 if basic block SLP failed.
8499 (new_bb_vec_info): New function.
8500 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8501 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8502 (vect_schedule_slp): Add argument. Get SLP instances from either
8503 loop or basic block vectorization structure. Set vectorization factor
8504 to be 1 for basic block SLP.
8505 (vect_slp_transform_bb): New function.
8506 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8508 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8510 * final.c (shorten_branches): Do not align labels for jump tables.
8511 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8513 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8515 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8516 Remove outdated reference to flow.c and fix nits.
8517 * doc/gccint.texi: Tweak RTL description.
8518 * doc/rtl.texi: Likewise.
8520 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8522 * config/avr/avr.c: Change my email address.
8523 * config/avr/avr.h: Likewise.
8524 * config/avr/avr.md: Likewise.
8525 * config/avr/avr-protos.h: Likewise.
8526 * config/avr/libgcc.S: Likewise.
8528 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8530 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8531 (spu_split_load, spu_split_store): Change return type to int.
8532 (spu_split_convert): Declare.
8533 * config/spu/predicates.md (spu_mem_operand): Remove.
8534 (spu_mov_operand): Update.
8535 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8536 * config/spu/spu.c (regno_aligned_for_load): Remove.
8537 (reg_aligned_for_addr, spu_expand_load): Define.
8538 (spu_expand_extv): Reimplement and handle MEM.
8539 (spu_expand_insv): Handle MEM.
8540 (spu_sched_reorder): Handle insn's with length 0.
8541 (spu_legitimate_address_p): Reimplement.
8542 (store_with_one_insn_p): Return TRUE for any mode with size
8543 larger than 16 bytes.
8544 (address_needs_split): Define.
8545 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8547 (spu_convert_move): Define.
8548 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8549 (spu_split_store): Change all MEM's to TImode.
8550 (spu_init_expanders): Preallocate registers that correspond to
8551 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8553 (spu_split_convert): Define.
8554 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8555 (_move<mode>, _movdi, _movti): Update predicate and condition.
8556 (load, store): Change to define_split.
8557 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8559 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8560 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8561 define_insn_and_split of lshr<mode>3.
8562 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8563 (<v>ashr<mode>3_imm): Define.
8564 (extv, extzv, insv): Allow MEM operands.
8565 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8566 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8567 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8568 (_spu_convert2): Change to define_insn_and_split and remove the
8569 corresponding define_peephole2.
8570 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8571 Change predicates to memory_operand.
8573 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8575 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8577 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8579 PR tree-optimization/40219
8580 * tree.c (iterative_hash_expr): Make sure the builtin function is
8581 a normal builtin function and not a front end or back end builtin
8582 before indexing into the built_in_decls array.
8584 2009-05-22 Richard Guenther <rguenther@suse.de>
8587 * alias.c (write_dependence_p): Do not use TBAA for answering
8588 anti-dependence or output-dependence.
8589 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8590 (emit_pointer_definition): Remove.
8591 (emit_alias_warning): Likewise.
8592 (find_what_var_points_to): Remove TBAA pruning code.
8593 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8595 (compute_points_to_sets): Remove code computing the set of
8596 dereferenced pointers.
8597 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8598 oracle for querying anti and output dependencies.
8599 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8600 if TBAA may be applied.
8601 (refs_anti_dependent_p): New function.
8602 (refs_output_dependent_p): Likewise.
8603 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8604 (refs_output_dependent_p): Likewise.
8605 * doc/tree-ssa.texi (Memory model): New section.
8606 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8607 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8608 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8609 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8610 * expr.c (expand_expr_real_1): Likewise.
8611 * gimple-low.c (lower_stmt): Likewise.
8612 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8613 (dump_gimple_cdt): Remove.
8614 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8615 (gimple_size): Likewise.
8616 (walk_gimple_op): Likewise.
8617 (is_gimple_stmt): Likewise.
8618 (walk_stmt_load_store_addr_ops): Likewise.
8619 (gimple_build_cdt): Remove.
8620 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8621 * gimple.h (gimple_cdt_new_type): Remove.
8622 (gimple_cdt_new_type_ptr): Likewise.
8623 (gimple_cdt_set_new_type): Likewise.
8624 (gimple_cdt_location): Likewise.
8625 (gimple_cdt_location_ptr): Likewise.
8626 (gimple_cdt_set_location): Likewise.
8627 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8628 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8629 GIMPLE_CHANGE_DYNAMIC_TYPE.
8630 (verify_types_in_gimple_stmt): Likewise.
8631 * tree-inline.c (estimate_num_insns): Likewise.
8632 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8633 (copy_decl_to_var): Likewise.
8634 (copy_result_decl_to_var): Likewise.
8635 * tree-pretty-print.c (dump_generic_node): Do not handle
8636 CHANGE_DYNAMIC_TYPE_EXPR.
8637 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8638 * tree-ssa-operands.c (get_expr_operands): Likewise.
8639 * tree-ssa-structalias.c (struct variable_info): Remove
8640 no_tbaa_pruning member.
8641 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8642 (unify_nodes): Do not copy it.
8643 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8644 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8645 (set_uids_in_ptset): Do not check it.
8646 (find_what_var_points_to): Likewise.
8647 (compute_tbaa_pruning): Remove.
8648 (compute_points_to_sets): Do not call it.
8649 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8650 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8651 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8652 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8653 (DECL_NO_TBAA_P): Likewise.
8654 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8655 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8656 (expand_omp_atomic_pipeline): Do not set it.
8657 * print-tree.c (print_node): Do not dump it.
8658 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8661 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8664 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8667 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8669 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8672 2009-05-22 Ben Elliston <bje@au.ibm.com>
8674 * Makefile.in (bversion.h, s-bversion): New targets.
8675 (TOPLEV_H): Add bversion.h.
8676 * toplev.h: Include "bversion.h".
8677 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8678 the __format__ attribute only if compiling with the same version
8679 of GCC as the sources (the "build version").
8681 2009-05-22 Ben Elliston <bje@au.ibm.com>
8683 * c-format.c (handle_format_attribute): Fix comment typo.
8685 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8688 * config/ia64/ia64.opt (mfused-madd): New.
8689 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8690 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8691 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8692 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8693 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8694 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8695 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8696 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8697 instruction if !TARGET_FUSED_MADD.
8698 (fpma, fpms): Remove colon from name.
8700 2009-05-22 Richard Guenther <rguenther@suse.de>
8702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8703 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8704 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8706 (create_expression_by_pieces): Only convert if necessary.
8707 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8708 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8710 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8712 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8713 regular pattern from a template and rename it ...
8714 (*extzv_truncsi_exts): ... to this.
8716 2009-05-21 Richard Guenther <rguenther@suse.de>
8718 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8719 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8720 (cgraph_default_inline_p): Likewise.
8721 (cgraph_decide_inlining_incrementally): Likewise.
8723 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8724 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/cpuid.h (bit_MOVBE): New.
8728 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8730 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8731 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8732 (ix86_handle_option): Handle OPT_mmovbe.
8733 (ix86_target_string): Add -mmovbe.
8734 (pta_flags): Add PTA_MOVBE.
8735 (processor_alias_table): Add PTA_MOVBE to "atom".
8736 (override_options): Handle PTA_MOVBE.
8738 * config/i386/i386.h (TARGET_MOVBE): New.
8740 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8741 (*bswapsi_movbe): New.
8742 (*bswapdi_movbe): Likewise.
8743 (bswapdi2): Renamed to ...
8745 (bswapdi2): New expander.
8747 * config/i386/i386.opt (mmovbe): New.
8749 * doc/invoke.texi: Document -mmovbe.
8751 2009-05-21 Taras Glek <tglek@mozilla.com>
8753 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8754 * gcc-plugin.h (plugin_init): Updated signature.
8755 * gcc-plugin.h (plugin_name_args): Moved to this header.
8756 * doc/plugins.texi (plugin_init): Updated documention to reflect
8758 * doc/plugins.texi (plugin_name_args): Added to documention.
8760 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8762 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8763 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8765 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8767 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8768 JUMP_TABLE_DATA_P predicates where applicable.
8769 * config/i386/predicates.md: Ditto.
8770 * config/i386/sse.md: Ditto.
8772 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8774 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8775 operand2 -128 override length_immediate attribute to 1.
8776 * config/i386/predicates.md (constm128_operand): New predicate.
8778 * config/i386/i386.c (memory_address_length): Handle %r12
8779 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8781 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8782 mode look through optional ZERO_EXTEND and SUBREG.
8783 * config/i386/i386.md (R12_REG): New define_constant.
8784 (prefix_data16): For sse unit set also for MODE_TI insns.
8785 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8786 insns set if operand 1 is ext_QIreg_operand.
8787 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8788 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8790 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8791 mode from MODE_DI to MODE_SI.
8792 (movdi_1_rex64): Override modrm and length_immediate attributes
8793 only for movabs (TYPE_IMOV, alternative 2).
8794 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8795 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8796 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8797 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8798 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8799 prefix_rex attribute if DImode.
8800 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8801 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8802 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8803 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8804 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8805 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8806 Likewise. For TYPE_IMOV clear length_immediate attribute.
8807 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8808 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8809 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8810 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8811 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8812 or one operand TYPE_ISHIFT.
8813 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8814 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8815 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8816 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8817 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8818 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8819 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8820 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8821 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8822 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8823 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8824 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8825 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8826 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8827 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8828 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8829 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8830 set mode attribute, don't override length attribute.
8831 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8833 (return_internal_long): Set length attribute to 2 instead of 1.
8834 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8835 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8836 prefix_rex attribute.
8837 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8839 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8841 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8843 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8845 2009-05-20 Ian Lance Taylor <iant@google.com>
8847 * tree.c (build_tree_list_vec_stat): New function.
8848 (ctor_to_vec): New function.
8849 (build_nt_call_vec): New function.
8850 (build_call_array): Change args to be a const pointer.
8851 (build_call_vec): New function.
8852 * tree.h (build_nt_call_vec): Declare.
8853 (build_tree_list_vec_stat): Declare.
8854 (build_tree_list_vec): Define.
8855 (build_call_array): Update declaration.
8856 (build_call_vec): Declare.
8857 (ctor_to_vec): Declare.
8858 * c-common.c (tree_vector_cache): New static variable.
8859 (make_tree_vector): New function.
8860 (release_tree_vector): New function.
8861 (make_tree_vector_single): New function.
8862 (make_tree_vector_copy): New function.
8863 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8864 (make_tree_vector_single, make_tree_vector_copy): Declare.
8865 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8866 (c_parser_expr_list): Don't manage cache here, instead call
8868 (c_parser_release_expr_list): Remove static function.
8869 (c_parser_vec_to_tree_list): Remove static function.
8870 (c_parser_attributes): Call build_tree_list_vec instead of
8871 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8872 c_parser_release_expr_list.
8873 (c_parser_postfix_expression_after_primary): Likewise.
8874 (c_parser_objc_keywordexpr): Likewise.
8876 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8878 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8879 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8880 TARGET_CONVERT_TO_TYPE.
8881 * hooks.c (hook_tree_const_tree_null): Define.
8882 * hooks.h (hook_tree_const_tree_null): Declare.
8883 * target.h (struct gcc_target): Add invalid_parameter_type,
8884 invalid_return_type, promoted_type, and convert_to_type fields.
8885 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8886 (TARGET_INVALID_RETURN_TYPE): Define.
8887 (TARGET_PROMOTED_TYPE): Define.
8888 (TARGET_CONVERT_TO_TYPE): Define.
8889 (TARGET_INITIALIZER): Update for new fields.
8890 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8891 (grokparms): Check targetm.invalid_parameter_type.
8892 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8893 * c-convert.c (convert): Check targetm.convert_to_type.
8895 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8897 * config/mips/mips.md (*extenddi_truncate<mode>,
8898 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8900 (*extendhi_truncateqi): New define_insn_and_sptit.
8902 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8905 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8906 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8908 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8910 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8911 the operand of VIEW_CONVERT_EXPR.
8913 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8915 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8916 extended family and model for Intel processors. Support Intel Atom.
8918 2009-05-20 Olivier Hainque <hainque@adacore.com>
8920 * gstab.h (stab_code_type): Define, to be used instead of the
8921 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8923 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8924 occurrences by stab_code_type.
8925 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8927 2009-05-20 Martin Jambor <mjambor@suse.cz>
8929 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8930 (sra_insert_before): Likewise.
8931 (sra_insert_after): Likewise.
8932 (sra_init_cache): Likewise.
8933 (sra_type_can_be_decomposed_p): Likewise.
8934 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8935 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8936 (sra_insert_before): Likewise.
8937 (sra_insert_after): Likewise.
8938 (sra_init_cache): Likewise.
8939 (insert_edge_copies_seq): Made static and moved upwards.
8941 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8944 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8946 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8947 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8950 2009-05-20 Richard Guenther <rguenther@suse.de>
8952 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8953 with mismatched comparison modes.
8955 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8957 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8958 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8959 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8960 with shifts for Thumb2.
8961 (orsi_notsi): New for orn.
8962 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8963 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8964 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8965 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8966 Don't invert remainder for IOR.
8968 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8970 PR tree-optimization/40087
8971 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8972 number_of_iterations_ne): Rename never_infinite argument.
8973 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8974 number_of_iterations_le): Handle pointer-type ivs when
8975 exit_must_be_taken is false.
8976 (number_of_iterations_cond): Do not always assume that
8977 exit_must_be_taken if the control variable is a pointer.
8979 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8981 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8982 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8984 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8986 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8987 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8989 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8992 * c.opt (Wlogical-op): Disabled by default.
8993 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8995 * doc/invoke.texi (Wlogical-op): Likewise.
8997 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8999 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9001 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9002 Propagate the type of the first operand.
9003 <ASSERT_EXPR>: Simplify.
9004 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9005 Rewrite using the RHS code as discriminant.
9006 <NOP_EXPR>: Turn into CASE_CONVERT.
9007 <PLUS_EXPR>: Propagate the type of the first operand.
9009 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9011 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9012 (ia64_dconst_0_375): New.
9013 * config/ia64/ia64.c (ia64_override_options): Remove
9014 -minline-sqrt-min-latency warning.
9015 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9016 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9017 * config/ia64/ia64.md (*sqrt_approx): Remove.
9018 (sqrtsf2): Remove #if 0.
9019 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9020 (sqrtdf): Remove assert.
9021 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9022 (sqrtxf2): Remove #if 0.
9023 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9024 * div.md (sqrt_approx_rf): New.
9025 (sqrtsf2_internal_thr): New implementation.
9026 (sqrtsf2_internal_lat): New.
9027 (sqrtdf2_internal_thr: New implementation.
9028 (sqrtxf2_internal): New implementation.
9030 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9031 Hans-Peter Nilsson <hp@axis.com>
9033 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9034 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9035 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9036 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9037 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9038 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9039 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9040 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9041 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9042 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9043 * c-common.c: ...from here.
9045 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9047 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9049 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9053 2009-05-19 Ben Elliston <bje@au.ibm.com>
9055 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9056 assignments with memcpy calls.
9057 (add_fdes): Likewise.
9058 (binary_search_unencoded_fdes): Likewise.
9059 (linear_search_fdes): Eliminate type puns.
9061 2009-05-19 Richard Guenther <rguenther@suse.de>
9063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9064 not falsely claim to have propagated into all uses.
9066 2009-05-19 Ben Elliston <bje@au.ibm.com>
9068 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9071 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9073 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9074 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9075 (TARGET_LEGITIMATE_ADDRESS_P): New.
9076 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9077 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9079 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9082 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9083 child of the containing namespace's DIE.
9085 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9087 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9088 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9089 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9092 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9096 gen_align with gen_pad.
9097 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9098 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9100 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9101 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9103 * config/i386/i386.md (align): Renamed to ...
9104 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9105 ASM_OUTPUT_MAX_SKIP_PAD.
9107 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9109 * config.gcc: Fix variable syntax.
9112 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9113 before calling exact_log2.
9114 (output_iorsi3): Likewise.
9115 (output_xorsi3): Likewise.
9117 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9119 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9120 for the none zero constant operand except for EQ and NE
9121 comprisons even when the first operand is R0.
9123 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9125 * config/s390/2064.md: Remove trailing whitespaces.
9126 * config/s390/2084.md: Likewise.
9127 * config/s390/constraints.md: Likewise.
9128 * config/s390/fixdfdi.h: Likewise.
9129 * config/s390/libgcc-glibc.ver: Likewise.
9130 * config/s390/s390-modes.def: Likewise.
9131 * config/s390/s390-protos.h: Likewise.
9132 * config/s390/s390.c: Likewise.
9133 * config/s390/s390.h: Likewise.
9134 * config/s390/s390.md: Likewise.
9135 * config/s390/tpf-unwind.h: Likewise.
9137 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9139 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9141 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9144 * configure.ac (m68k-*-*): Check if binutils support TLS.
9145 * configure: Regenerate.
9146 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9147 * config/m68k/constraints.md (Cu): New constraint.
9148 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9149 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9150 (movsi): Handle TLS symbols.
9151 (addsi3_5200): Handle XTLS symbols, indent.
9152 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9153 (m68k_tls_reference_p): Declare.
9154 (m68k_legitimize_address): Declare.
9155 (m68k_unwrap_symbol): Declare.
9156 * config/m68k/m68k.opt (mxtls): New option.
9157 * config/m68k/m68k.c (ggc.h): Include.
9158 (m68k_output_dwarf_dtprel): Implement hook.
9159 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9160 (m68k_expand_prologue): Load GOT pointer when function needs it.
9161 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9162 (m68k_legitimate_constant_address_p): Same.
9163 (m68k_decompose_address): Handle TLS references.
9164 (m68k_get_gp): New static function.
9165 (enum m68k_reloc): New contants.
9166 (TLS_RELOC_P): New macro.
9167 (m68k_wrap_symbol): New static function.
9168 (m68k_unwrap_symbol): New function.
9169 (m68k_final_prescan_insn_1): New static function.
9170 (m68k_final_prescan_insn): New function.
9171 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9173 (legitimize_pic_address): Handle TLS references..
9174 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9175 (m68k_libcall_value_in_a0_p)
9176 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9177 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9178 (m68k_legitimize_tls_address): Handle TLS references.
9179 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9181 (m68k_legitimize_address): Handle TLS symbols.
9182 (m68k_get_reloc_decoration): New static function.
9183 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9185 (m68k_output_dwarf_dtprel): Implement hook.
9186 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9187 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9188 m68k_call_* routines.
9189 (sched_attr_op_type): Handle TLS symbols.
9190 (gt-m68k.h): Include.
9191 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9192 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9194 2009-05-18 Martin Jambor <mjambor@suse.cz>
9196 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9197 (visit_store_addr_for_mod_analysis): New function.
9198 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9199 (determine_cst_member_ptr): Use gimple_assign_single_p.
9200 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9201 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9202 operands. Don't check number of operands of a NOP_EXPR.
9204 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9206 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9208 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9211 * c-common.c (warn_logical_operator): Don't warn if one of
9212 expression isn't always true or false.
9214 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9216 * config/i386/biarch32.h: New file.
9217 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9219 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9221 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9222 *zero_extend<mode>_truncqi): Merge these into ...
9223 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9224 Name the pattern following this as *zero_extendhi_truncqi.
9226 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9229 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9230 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9231 (output_info): Make field HOST_WIDEST_INT.
9232 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9233 (dump_bitmat_statistics): Same.
9235 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9237 * config.gcc (use_gcc_stdint): Set to wrap.
9238 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9239 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9240 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9241 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9242 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9243 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9244 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9245 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9247 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9249 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9251 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9252 Move definitions earlier.
9253 (OPT_ARCH64, OPT_ARCH32): Define.
9254 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9257 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9260 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9263 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9265 * arm.md (movdi2): Copy non-reg values to DImode registers.
9267 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9270 * final.c (label_to_max_skip): New function.
9271 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9272 CODE_LABEL_NUMBER <= max_labelno.
9273 * output.h (label_to_max_skip): New prototype.
9274 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9275 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9276 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9277 Handle CODE_LABELs with >= 16 byte alignment or with
9278 max_skip == (1 << align) - 1.
9279 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9280 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9283 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9284 .p2align 3 if MAX_SKIP is smaller than 7.
9285 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9287 2009-05-15 Ian Lance Taylor <iant@google.com>
9289 * alias.c (struct alias_set_entry_d): Rename from struct
9290 alias_set_entry. Change all uses.
9291 * except.c (struct call_site_record_d): Rename from struct
9292 call_site_record. Change all uses.
9293 * except.h (struct eh_region_d): Rename from struct eh_region.
9295 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9297 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9298 ivtype_map_elt. Change all uses.
9299 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9301 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9302 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9304 (struct sese_d): Rename from struct sese. Change all uses.
9305 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9306 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9307 * optabs.h (struct optab_d): Rename from struct optab. Change all
9309 (struct convert_optab_d): Rename from struct convert_optab.
9311 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9312 ipa_opt_pass. Change all uses.
9313 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9316 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9317 defined as a typedef.
9318 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9321 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9324 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9326 (merge_ranges): Returns bool.
9327 * tree.h (make_range): .. to here.
9328 (build_range_check): Likewise.
9329 (merge_ranges): Likewise. Renamed from merge_ranges.
9330 * c-typeck.c (parser_build_binary_op): Update calls to
9331 warn_logical_operator.
9332 * c-common.c (warn_logical_operator): Add new warning.
9333 * c-common.h (warn_logical_operator): Update declaration.
9335 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9337 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9339 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9341 * doc/install.texi: Document MPC requirements, flags etc.
9343 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9344 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9345 Evaluate constant arguments.
9346 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9347 (fold_builtin_1): Likewise, also evaluate constant arguments.
9348 Remove superfluous break.
9349 (do_mpc_ckconv): New.
9350 * real.h: Include mpc.h.
9351 * toplev.c (print_version): Output MPC version info if available.
9353 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9355 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9357 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9359 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9362 2009-05-15 Jan Hubicka <jh@suse.cz>
9364 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9365 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9366 (try_inline): Fix return value.
9367 (cgraph_decide_inlining_incrementally): Honor new value.
9368 (cgraph_early_inlining): Handle indirect inlining.
9369 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9371 2009-05-15 Jan Hubicka <jh@suse.cz>
9373 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9374 * cgraphunit.c (cgraph_finalize_function): Set it.
9375 (cgraph_expand_function): Use it.
9377 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9379 * real.c (encode_ieee_half): Define.
9380 (decode_ieee_half): Define.
9381 (ieee_half_format): Define.
9382 (arm_half_format): Define.
9383 * real.h (ieee_half_format): Declare.
9384 (arm_half_format): Declare.
9386 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9388 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9389 swapped, and reversed optabs exist before trying to use them.
9391 2009-05-15 Paul Brook <paul@codesourcery.com>
9392 Sandra Loosemore <sandra@codesourcery.com>
9394 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9395 loads. Allow PRE_DEC.
9396 (output_move_neon): Handle PRE_DEC.
9397 (arm_print_operand): Add 'A' for neon structure loads.
9398 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9399 * config/arm/neon.md (neon_mov): Update comment.
9400 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9402 (Um): New constraint.
9404 2009-05-15 Jan Hubicka <jh@suse.cz>
9406 Revert the following patch until testsuite fallout is fixed:
9407 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9408 * cgraph.h (struct inline_summary): New filed self_wize,
9409 size_inlining_benefit, self_time and time_inlining_benefit.
9410 (struct cgraph_global_info): Replace insns by time ans size fields.
9411 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9412 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9413 (ipcp_update_callgraph): Do not touch function bodies.
9414 * ipa-inline.c: Include except.h
9415 (MAX_TIME): New constant.
9416 (overall_insns): Remove
9417 (overall_size, max_benefit): New static variables.
9418 (cgraph_estimate_time_after_inlining): New function.
9419 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9420 (cgraph_clone_inlined_nodes): Update size.
9421 (cgraph_mark_inline_edge): Update size.
9422 (cgraph_estimate_growth): Use size info.
9423 (cgraph_check_inline_limits): Check size.
9424 (cgraph_default_inline_p): Likewise.
9425 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9426 (cgraph_decide_recursive_inlining): Check size.
9427 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9429 (cgraph_decide_inlining): Likewise.
9430 (cgraph_decide_inlining_incrementally): Likewise; honor
9431 PARAM_EARLY_INLINING_INSNS.
9432 (likely_eliminated_by_inlining_p): New predicate.
9433 (estimate_function_body_sizes): New function.
9434 (compute_inline_parameters): Use it.
9435 * except.c (must_not_throw_labels): New function.
9436 * except.h (must_not_throw_labels): Declare.
9437 * tree-inline.c (init_inline_once): Kill inlining_weigths
9438 * tree-ssa-structalias.c: Avoid uninitialized warning.
9439 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9440 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9441 (PARAM_INLINE_CALL_COST): Remove.
9442 (PARAM_EARLY_INLINING_INSNS): New.
9444 2009-05-15 Richard Guenther <rguenther@suse.de>
9446 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9447 not TODO_update_ssa.
9449 2009-05-15 Richard Guenther <rguenther@suse.de>
9451 PR tree-optimization/39999
9452 * gimple.h (gimple_expr_type): Use the expression type looking
9453 through useless conversions.
9454 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9455 (vn_nary_op_insert_stmt): Likewise.
9456 (simplify_binary_expression): Likewise.
9458 2009-05-15 Richard Guenther <rguenther@suse.de>
9460 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9461 New options, enabled by default.
9462 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9464 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9465 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9466 * tree-ssa-structalias.c (gate_tree_pta): New function.
9467 (pass_build_alias): Use it.
9469 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9472 recurse on an invariant address if a conversion from a pointer
9473 type to a wider integer type is involved.
9475 2009-05-15 Jan Hubicka <jh@suse.cz>
9477 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9478 * cgraph.h (struct inline_summary): New filed self_wize,
9479 size_inlining_benefit, self_time and time_inlining_benefit.
9480 (struct cgraph_global_info): Replace insns by time ans size fields.
9481 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9482 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9483 (ipcp_update_callgraph): Do not touch function bodies.
9484 * ipa-inline.c: Include except.h
9485 (MAX_TIME): New constant.
9486 (overall_insns): Remove
9487 (overall_size, max_benefit): New static variables.
9488 (cgraph_estimate_time_after_inlining): New function.
9489 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9490 (cgraph_clone_inlined_nodes): Update size.
9491 (cgraph_mark_inline_edge): Update size.
9492 (cgraph_estimate_growth): Use size info.
9493 (cgraph_check_inline_limits): Check size.
9494 (cgraph_default_inline_p): Likewise.
9495 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9496 (cgraph_decide_recursive_inlining): Check size.
9497 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9499 (cgraph_decide_inlining): Likewise.
9500 (cgraph_decide_inlining_incrementally): Likewise; honor
9501 PARAM_EARLY_INLINING_INSNS.
9502 (likely_eliminated_by_inlining_p): New predicate.
9503 (estimate_function_body_sizes): New function.
9504 (compute_inline_parameters): Use it.
9505 * except.c (must_not_throw_labels): New function.
9506 * except.h (must_not_throw_labels): Declare.
9507 * tree-inline.c (init_inline_once): Kill inlining_weigths
9508 * tree-ssa-structalias.c: Avoid uninitialized warning.
9509 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9510 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9511 (PARAM_INLINE_CALL_COST): Remove.
9512 (PARAM_EARLY_INLINING_INSNS): New.
9513 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9514 (inline-call-cost): Remove.
9515 (early-inlining-insns): New.
9517 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9519 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9521 (print_int_cst_bounds_in_octal_p): Likewise.
9522 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9524 * dwarf2out.c (base_type_die): Likewise.
9525 (is_subrange_type): Delete.
9526 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9527 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9528 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9529 if the destination type is boolean.
9530 (build_range_check): Do not special-case subtypes.
9531 (fold_sign_changed_comparison): Likewise.
9532 (fold_unary): Likewise.
9533 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9534 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9535 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9536 * tree.c (subrange_type_for_debug_p): New predicate based on the
9537 former is_subrange_type.
9538 * tree.h (subrange_type_for_debug_p): Declare.
9539 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9540 (convert_affine_scev): Remove call to above function.
9541 (chrec_convert_aggressive): Likewise.
9542 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9543 false for conversions involving subtypes.
9544 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9545 (vrp_val_min): Likewise.
9546 (needs_overflow_infinity): Likewise.
9547 (extract_range_from_unary_expr): Likewise.
9549 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9551 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9552 * config/frv/frv.c: Likewise.
9553 * config/s390/s390.c: Likewise.
9554 * config/sparc/sparc.h: Likewise.
9555 * config/i386/i386.h: Likewise.
9556 * config/i386/i386.c: Likewise.
9557 * config/crx/crx.c: Likewise.
9558 * config/m68hc11/m68hc11.h: Likewise.
9559 * config/iq2000/iq2000.c: Likewise.
9560 * config/mn10300/mn10300.h: Likewise.
9561 * config/mn10300/mn10300.c: Likewise.
9562 * config/m68k/m68k.c: Likewise.
9563 * config/rs6000/rs6000.c: Likewise.
9564 * config/rs6000/xcoff.h: Likewise.
9565 * config/rs6000/linux64.h: Likewise.
9566 * config/rs6000/sysv4.h: Likewise.
9567 * config/score/score3.c: Likewise.
9568 * config/score/score7.c: Likewise.
9569 * config/score/score.c: Likewise.
9570 * config/arm/arm.md: Likewise.
9571 * config/mips/mips.c: Likewise.
9572 * config/mips/mips.md: Likewise.
9573 * config/bfin/bfin.h: Likewise.
9574 * config/pa/pa.c: Likewise.
9575 * config/pa/constraints.md: Likewise.
9577 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9578 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9579 * config/pdp11/pdp11.h: Use memory_address_p instead.
9581 2009-05-14 Ian Lance Taylor <iant@google.com>
9583 * passes.c (finish_optimization_passes): Change i to int.
9584 * plugin.c (plugins_active_p): Change event to int.
9585 (dump_active_plugins): Likewise.
9586 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9588 * tree.c (tree_range_check_failed): Change c to unsigned int.
9589 (omp_clause_range_check_failed): Likewise.
9590 (build_common_builtin_nodes): Change mode to int. Add cast.
9591 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9592 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9594 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9595 ++ or -- with a variable of enum type.
9597 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9600 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9602 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9604 * store-motion.c: Do not include params.h
9605 * Makefile.in: Fix dependencies for various files.
9607 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9609 * auto-inc-dec.c: Fix pass description, remove apparent
9610 accidental duplication.
9612 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9615 * ipa-utils.h (memory_identifier_string): Moved to ...
9616 * tree.h (memory_identifier_string): Here. Add GTY(()).
9618 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9620 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9621 in the former documentation of...
9622 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9623 * ira-conflicts.c (get_dup_num): Use address_operand.
9624 * targhooks.c (default_legitimate_address_p): New.
9625 * targhooks.h (default_legitimate_address_p): New.
9626 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9628 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9629 * target.h (struct target): Add legitimate_address_p.
9630 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9631 (TARGET_INITIALIZER): Include it.
9633 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9634 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9635 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9636 (TARGET_LEGITIMATE_ADDRESS_P): New.
9638 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9639 (REG_OK_STRICT_P): Delete.
9640 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9641 (frv_legitimate_address_p_1): ... this.
9642 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9643 (frv_legitimate_address_p_1): ... the renamed old
9644 frv_legitimate_address_p.
9645 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9646 (TARGET_LEGITIMATE_ADDRESS_P): New.
9648 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9649 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9650 * config/s390/s390.c (legitimate_address_p): Rename to...
9651 (s390_legitimate_address_p): ... this, make static.
9652 (legitimize_address): Adjust call.
9653 (TARGET_LEGITIMATE_ADDRESS_P): New.
9654 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9656 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9657 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9658 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9659 (TARGET_LEGITIMATE_ADDRESS_P): New.
9661 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9662 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9663 * config/spu/spu.c (spu_legitimate_address): Rename to...
9664 (spu_legitimate_address_p): ... this, make static.
9665 (TARGET_LEGITIMATE_ADDRESS_P): New.
9667 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9668 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9669 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9670 (sparc_legitimate_address_p): ... this, make static and return bool.
9671 (legitimize_address): Adjust call.
9672 (TARGET_LEGITIMATE_ADDRESS_P): New.
9674 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9675 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9676 * config/i386/i386.c (legitimate_address_p): Rename to...
9677 (ix86_legitimate_address_p): ... this, make static.
9678 (constant_address_p): Move after it, adjust call.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9683 * config/avr/avr.c (legitimate_address_p): Rename to...
9684 (avr_legitimate_address_p): ... this, make static.
9685 (legitimize_address): Adjust call.
9686 (TARGET_LEGITIMATE_ADDRESS_P): New.
9688 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9689 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9690 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9691 (TARGET_LEGITIMATE_ADDRESS_P): New.
9693 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9694 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9695 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9696 (TARGET_LEGITIMATE_ADDRESS_P): New.
9698 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9699 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9701 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9703 (TARGET_LEGITIMATE_ADDRESS_P): New.
9705 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9706 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9708 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9710 (m68hc11_legitimate_address_p): ... this, make static.
9711 (go_if_legitimate_address_internal): Rename to...
9712 (m68hc11_legitimate_address_p_1): ... this.
9713 (legitimize_address): Adjust call.
9714 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9717 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9718 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9719 (TARGET_LEGITIMATE_ADDRESS_P): New.
9721 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9722 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9723 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9724 (mn10300_legitimate_address_p): ... this, make static.
9725 (TARGET_LEGITIMATE_ADDRESS_P): New.
9727 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9728 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9729 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9730 (TARGET_LEGITIMATE_ADDRESS_P): New.
9732 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9733 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9734 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9735 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9736 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9737 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9738 (rs6000_legitimate_address_p): ... this, make static.
9739 (TARGET_LEGITIMATE_ADDRESS_P): New.
9740 (REG_MODE_OK_FOR_BASE_P): Delete.
9741 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9743 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9744 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9746 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9747 static, adjust types.
9748 (TARGET_LEGITIMATE_ADDRESS_P): New.
9750 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9751 * config/score/score.c (score_address_p): Rename to...
9752 (score_legitimate_address_p): ... this.
9753 (TARGET_LEGITIMATE_ADDRESS_P): New.
9754 * config/score/score3.c (score3_address_p): Rename to...
9755 (score3_legitimate_address_p): ... this.
9756 * config/score/score7.c (score7_address_p): Rename to...
9757 (score7_legitimate_address_p): ... this.
9759 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9760 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9761 GO_IF_LEGITIMATE_ADDRESS): Delete.
9762 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9763 thumb2_legitimate_address_p): Delete.
9764 (arm_legitimate_address_p): Rename to...
9765 (arm_legitimate_address_outer_p): ... this.
9766 * config/arm/constraints.md ("Uq"): Adjust call.
9767 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9768 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9770 (arm_legitimate_address_outer_p): ... this.
9771 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9773 (TARGET_LEGITIMATE_ADDRESS_P): New.
9775 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9776 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9777 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9778 (TARGET_LEGITIMATE_ADDRESS_P): New.
9780 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9781 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9782 * config/vax/vax.c (legitimate_address_p): Rename to...
9783 (vax_legitimate_address_p): ... this, make static.
9784 (TARGET_LEGITIMATE_ADDRESS_P): New.
9786 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9787 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9788 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9789 (TARGET_LEGITIMATE_ADDRESS_P): New.
9791 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9792 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9793 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9794 (mmix_legitimate_address_p): ... this, make static.
9795 (TARGET_LEGITIMATE_ADDRESS_P): New.
9797 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9798 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9799 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9800 (TARGET_LEGITIMATE_ADDRESS_P): New.
9802 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9804 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9805 of MODE_COMPLEX_INT.
9807 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9809 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9810 LCT_NORMAL in function call.
9811 * mips-tdump.c (print_file_desc): Add cast to enum type.
9812 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9813 (mark_stabs): Add casts to enum types.
9814 (parse_stabs_common): Add casts to enum types.
9816 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9818 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9819 Check for invalid values of LETTER.
9821 2009-05-13 Taras Glek <tglek@mozilla.com>
9823 * attribs.c (register_attribute): moved out attribute registration
9824 into register_attribute.
9825 * doc/plugins.texi: Documented register_attribute and
9827 * gcc-plugin.h: Added forward decl for register_attribute.
9828 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9829 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9830 PLUGIN_ATTRIBUTES boilerplate.
9832 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9834 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9835 values even in sentinel and empty entries.
9836 (ms_printf_flag_specs): Likewise.
9837 (ms_scanf_flag_specs): Likewise.
9838 (ms_strftime_flag_specs): Likewise.
9839 (ms_print_char_table): Likewise.
9840 (ms_scan_char_table): Likewise.
9841 (ms_time_char_table): Likewise.
9843 2009-05-13 Doug Kwan <dougkwan@google.com>
9845 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9847 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9849 * config/mips/mips.md (store): Add attributes for QI and HI.
9851 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9852 (truncdi<mode>2): ... this new pattern.
9854 2009-05-13 Brad Hards <bradh@kde.org>
9856 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9858 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9859 Ben Elliston <bje@au.ibm.com>
9862 * dse.c (check_mem_read_rtx): Guard against width == -1.
9864 2009-05-13 Michael Matz <matz@suse.de>
9867 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9868 (trivially_conflicts_p): New function.
9869 (insert_backedge_copies): Use it.
9871 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9873 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9874 (handle_stdc_pragma): Use new enum constant names.
9875 (handle_pragma_float_const_decimal64): Ditto.
9877 2009-05-13 Ian Lance Taylor <iant@google.com>
9879 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9882 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9884 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9885 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9887 * config/m68k/m68k.h (FL_UCLINUX): Define.
9889 2009-05-13 Jan Hubicka <jh@suse.cz>
9891 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9893 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9895 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9896 unless -fschedule-insns is specified.
9898 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9901 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9902 TARGET_EXPAND_CBRANCHDI4.
9903 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9904 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9905 (cmpeqdi): Fix comment.
9907 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9909 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9910 (sh_legitimate_address_p): Likewise.
9911 * config/sh/sh.c (sh_legitimate_index_p): New.
9912 (sh_legitimate_address_p): Likewise.
9913 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9914 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9915 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9916 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9917 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9918 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9919 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9920 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9921 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9923 2009-05-12 Jan Hubicka <jh@suse.cz>
9925 * tree-inline.c (estimate_operator_cost): Add operands;
9926 when division happens by constant, it is cheap.
9927 (estimate_num_insns): Loads and stores are not having cost of 0;
9928 EH magic stuff is cheap; when computing runtime cost of switch,
9929 use log2 base of amount of its cases; builtin_expect has cost of 0;
9930 compute cost for moving return value of call.
9931 (init_inline_once): Initialize time_based flags.
9932 * tree-inline.h (eni_weights_d): Add time_based flag.
9934 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9936 * df-core.c: Update head documentation.
9938 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9941 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9942 shadowing exisiting variable op1.
9944 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/driver-i386.c (processor_signatures): New enum.
9948 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9949 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9950 processor signature to detect geode processor.
9952 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9956 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9958 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9959 causes spurious differences between trunk and cond-optab branch.
9961 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9963 * dojump.c (compare_from_rtx): Delete.
9964 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9965 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9966 if the comparison does not satisfy the predicate; test predicates for
9967 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9968 further if one existing pattern fails.
9969 * expr.h (compare_from_rtx): Delete.
9970 (prepare_operand): Declare it.
9971 * optabs.c: Change "lib call" to "libcall" throughout.
9972 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9973 HAVE_conditional_trap, emit_cmp_insn): Delete.
9974 (can_compare_p): Delete cmp_optab case.
9975 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9976 Accept other parameters by value.
9977 (prepare_operand): Make non-static.
9978 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9979 other parameters by value. Try to widen operands here based on
9980 an optab_methods argument and looking at cbranch_optab.
9981 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9982 loop. Use cbranch_optab directly.
9983 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9984 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9986 (emit_conditional_move, emit_conditional_add): Inline what's needed
9987 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9988 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9989 with COMPARE. Move cmov_optab and cstore_optab above
9990 with cbranch_optab, move cmp_optab down with ucmp_optab,
9991 remove tst_otpab. Do not initialize trap_rtx.
9992 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9993 for trap code. Do not check HAVE_conditional_trap. Use
9994 prepare_cmp_insn. Accept no predicate for operand 3.
9995 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9996 (OTI_ctrap, ctrap_optab): New.
9997 (tst_optab): Delete.
9998 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9999 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10000 with lookup of ctrap_optab.
10001 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10003 (ctrap_optab): New.
10005 * combine.c (combine_simplify_rtx, simplify_set): Do not
10006 special case comparing against zero for cc0 machines.
10007 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10008 COMPARE on cc0 machines.
10009 (simplify_relational_operation): Return a new expression when
10010 a COMPARE could be removed.
10011 * final.c (final_scan_insn): Compare cc_status values
10012 against LHS of a (compare FOO (const_int 0)) cc0 source.
10013 Also check if cc_status.value is the full compare.
10015 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10016 (cstoreMM4): Document.
10017 (conditional_trap): Document ctrapMM4 instead.
10018 (sync_compare_and_swapMM): Refer to cbranchcc4.
10019 (Dependent Patterns): Eliminate obsolete information referring to
10020 the old jump optimization phase.
10021 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10022 of compares with 0 on cc0 machines.
10023 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10024 avoiding references to cc0. Remove text about storing operands
10026 * doc/tm.texi (Condition Codes): Include blurb on different
10027 condition code representations, separate into subsections for
10028 CC0, MODE_CC and conditional execution.
10030 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10031 alpha_emit_setcc): Accept operands and a machine mode.
10032 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10033 Get code/op0/op1 from operands, use machine mode argument
10034 instead of alpha_compare.fp_p. Emit the branch here.
10035 (alpha_emit_setcc): Likewise, and return boolean.
10036 (alpha_emit_conditional_move): Likewise. Assert that
10037 cmp_op_mode == cmp_mode, and simplify accordingly.
10038 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10039 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10040 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10042 (stack probe test): Use cbranchdi4.
10043 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10045 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10046 * config/arc/arc.h (movsicc, movsfcc): Use it.
10047 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10048 (cbranchsi4, cstoresi4): New.
10049 (cmpsi, bCC and sCC expanders): Remove.
10051 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10052 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10053 * config/arm/predicates.md (arm_comparison_operator): Only include
10054 floating-point operators if there is a hardware floating-point unit.
10055 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10056 deferring to cbranch_cc and cstore_cc respectively.
10057 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10058 cbranch_cc, cstore_cc): New.
10059 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10061 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10063 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10064 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10066 (adjust_insn_length): Adjust calls.
10067 (avr_reorg): Handle (compare (foo) (const_int 0)).
10068 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10069 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10070 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10071 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10073 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10074 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10076 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10077 (cbranchsi4, cstorebi4, cstoresi4): New.
10078 (movbisi): This insn is duplicate, split it to zero_extend.
10079 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10080 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10081 (bfin_optimize_loop): Use cbranch expander.
10082 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10083 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10084 (bfin_bimode_comparison_operator): ... this.
10085 (bfin_direct_comparison_operator): New.
10087 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10088 inside (compare FOO (const_int 0)).
10089 (cris_rtx_costs): Handle ZERO_EXTRACT.
10090 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10091 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10092 (*tstdi_v32): Delete.
10093 (*cmpdi_non_v32): Add M alternative for operand 1.
10094 (cmpsi, cmp<mode>): Make private.
10095 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10097 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10099 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10100 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10101 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10102 (cc_reg_operand): New.
10103 (any_cond): Delete.
10104 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10105 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10106 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10107 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10108 crx_expand_scond): Delete.
10110 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10112 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10113 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10115 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10116 cstoresi4, cstoresf4, cstoredf4): New.
10117 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10118 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10119 Receive the entire operands array.
10120 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10121 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10122 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10123 Get test/op0/op1 from the operands array.
10124 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10126 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10127 (h8300_expand_store): New.
10128 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10130 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10131 (h8300_expand_store): New.
10132 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10133 or do not try to produce (set (cc0) REG).
10134 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10135 change a compare into a move to a scratch register. Disable some
10136 peepholes when comparing with zero.
10137 (tstsi, tsthi, tstsi, cmpqi): Make private.
10139 (bCC, sCC): Delete.
10140 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10143 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10144 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10145 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10146 (ix86_emit_i387_log1p): Use cbranchxf2.
10147 (ix86_expand_setcc): Return void.
10148 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10149 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10150 cmp<MODEF>, cmpcc): Remove.
10151 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10152 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10153 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10154 (sCC and bCC expanders): Remove.
10155 (stack_protect_test): Use cbranchcc4.
10157 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10159 (ia64_expand_compare): Accept three rtx by reference and return void.
10160 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10161 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10162 from *expr. Update *expr with the BImode comparison to do.
10163 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10164 cmptf, bCC, sCC, conditional_trap): Delete.
10165 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10166 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10167 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10168 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10169 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10171 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10172 type of last argument.
10173 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10174 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10175 use machine mode argument instead of branch_type. Remove dead
10176 code for floating-point comparisons.
10177 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10178 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10180 (cbranchsi4, cstoresi4): New.
10181 * config/iq2000/predicates.md (reg_or_const_operand): New.
10183 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10184 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10185 (b<code>_op): Rewrite to...
10186 (bcc_op): ... this, using match_operator.
10187 (s<code>_op): Rewrite to...
10188 (scc_op): ... this, using match_operator.
10189 (s<code>_24_op): Rewrite to...
10190 (scc_op_24): ... this, using match_operator.
10191 (s<code>_<mode>): Rewrite to...
10192 (cstore<mode>4): ... this, using match_operator.
10193 (s<code>_<mode>_24): Rewrite to...
10194 (cstore<mode>4_24): ... this, using match_operator.
10195 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10196 m32c_unpend_compare, m32c_expand_scc): Delete.
10197 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10198 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10199 (m32c_expand_movcc): Change NE to EQ if necessary.
10200 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10202 * config/m32r/m32r-protos.h (gen_cond_store): New.
10203 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10204 (gen_cond_store): New, from sCC patterns.
10205 (m32r_expand_block_move): Use cbranchsi4.
10206 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10207 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10208 (cbranchsi4, cstoresi4): New.
10210 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10212 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10213 (m68hc11_notice_update_cc): Look into a compare with 0.
10214 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10216 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10217 cmphi, cmpqi, bCC): Delete.
10218 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10219 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10220 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10223 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10224 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10225 * config/m68k/constraints.md (H): New.
10226 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10227 the define_insn below.
10228 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10229 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10230 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10231 patterns): Wrap RHS with COMPARE.
10232 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10233 (*cmpdi_internal): Name this pattern.
10234 (cmpdi): Change to define_insn.
10235 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10236 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10237 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10239 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10240 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10241 (conditional_trap): Change to...
10242 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10243 (*conditional_trap): Use the ordered_comparison_operator and
10244 const1_operand predicates.
10245 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10246 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10247 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10248 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10250 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10251 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10252 (mcore_gen_compare): New.
10253 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10254 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10255 (mcore_gen_compare): ... this.
10256 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10257 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10258 (stack probe pattern): Use cbranchsi4.
10260 * config/mips/predicates.md (mips_cstore_operator): New.
10261 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10262 * config/mips/mips.md (any_cond): Delete.
10263 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10265 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10266 fixuns_truncsfdi2): Use cbranch patterns.
10267 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10268 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10269 Adjust call to mips_expand_conditional_branch.
10270 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10272 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10273 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10274 * config/mips/mips.c (cmp_operands): Delete.
10275 (mips_emit_compare): Get comparison operands from *op0/*op1.
10276 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10277 that it succeeds. Use op0/op1 instead of cmp_operands.
10278 (mips_expand_conditional_branch, mips_expand_conditional_move,
10279 mips_expand_conditional_trap): Likewise.
10280 (mips_block_move_loop): Use cbranch patterns.
10281 * config/mips/mips.h (cmp_operands): Delete.
10283 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10284 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10285 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10286 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10287 (*cmpcc_folded): Rename to...
10288 (*cmpdi_folded): this.
10289 (*cmpcc): Rename to...
10291 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10294 (cbranchdf4): New. Handle invalid comparisons here.
10295 * config/mmix/predicates.md (float_comparison_operator): New.
10297 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10298 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10299 * config/mn10300/mn10300.md (tst): Delete.
10300 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10301 Name these patterns and wrap RHS in a compare.
10302 (*cmpsi): Make this pattern private. Include tst.
10303 (*cmpsf): Make this pattern private.
10304 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10305 (compare with zero peepholes): Likewise.
10307 (cbranchsi4, cbranchsf4): New.
10308 (casesi): Use cbranchsi4.
10310 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10311 hppa_branch_type): Delete.
10312 (return_addr_rtx): Use cbranchsi4.
10313 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10314 Emit CCFPmode comparison here.
10315 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10316 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10317 hppa_branch_type): Delete.
10318 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10319 (movsicc, movdicc): Remove references to hppa_compare_op0,
10320 hppa_compare_op1 and compare_from_rtx.
10321 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10322 (casesi): Use cbranchsi4.
10324 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10325 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10326 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10327 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10328 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10330 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10331 (*branch, *branch_inverted): New.
10333 * config/picochip/picochip.md (cbranchhi4): Use
10334 ordered_comparison_operator.
10335 (cmphi, bCC): Remove.
10337 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10338 (trap_comparison_operator): Delete.
10339 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10340 rs6000_emit_cbranch): Accept mode and operands.
10341 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10342 rs6000_compare_fp_p): Delete.
10343 (rs6000_generate_compare): Accept mode and comparison. Extract code
10344 and op0/op1 from there. Replace references to rs6000_compare_op0
10345 and rs6000_compare_op1.
10346 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10347 extract result from passed operands.
10348 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10349 extract loc from passed operands.
10350 (rs6000_emit_cmove): Likewise.
10351 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10352 rs6000_compare_fp_p): Delete.
10353 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10354 (cbranch<GPR>4, cbranch<FP>4): New.
10355 (cstore<mode>4): New. Consolidate here all choices about when to use
10356 portable or specialized sCC sequences.
10357 (stack_protect_test): Use cbranchsi4.
10358 (conditional_trap): Replace with ctrap<GPR>4.
10359 (conditional trap insn): Replace trap_comparison_operator with
10360 ordered_comparison_operator.
10362 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10363 (s390_emit_prologue): Use ctrap.
10364 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10365 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10366 New predicates replacing...
10367 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10368 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10369 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10370 (add<mode>cc): Do not use s390_compare_op0/op1.
10371 (s<code>): Change to...
10372 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10373 (seq): Change to...
10374 (cstorecc4): ... this. Handle EQ or NE equally.
10375 (*sne): Un-privatize for use in cstorecc4.
10376 (b<code>): Change to...
10377 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10378 (conditional_trap): Replace with...
10379 (ctrap<GPR>4, ctrap<FP>4): ... these.
10380 (stack_protect): Use cbranchcc4.
10382 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10383 * config/score/score-protos.h (score_gen_cmp): Delete.
10384 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10385 (score_block_move-loop): Use cbranchsi4.
10386 * config/score/score.md (cbranchsi4): New.
10387 (cmpsi, bCC): Delete.
10388 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10389 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10390 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10391 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10392 * config/score/score3.h (score3_gen_cmp): Delete.
10393 * config/score/score7.h (score7_gen_cmp): Delete.
10395 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10396 (sh_emit_scc_to_t): ... this. Return void.
10397 (from_compare): Rename to...
10398 (sh_emit_compare_and_branch): ... this.
10399 (sh_emit_compare_and_set): New.
10400 (sh_expand_t_scc): Accept operands.
10401 * config/sh/predicates.md (sh_float_comparison_operator): New.
10402 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10403 (prepare_scc_operands): Rename to...
10404 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10406 (sh_emit_cheap_store_flag): New.
10407 (sh_emit_set_t_insn): New.
10408 (from_compare): Rename to...
10409 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10410 handling of TARGET_SH2E floating point to avoid recursive call.
10411 Generate branch here.
10412 (sh_emit_compare_and_set): New.
10413 (sh_expand_t_scc): Get op0/op1 from arguments.
10414 (sh_emit_cheap_store_flag): New.
10415 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10417 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10418 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10419 (movsicc, movdicc): Do nothing when it recreated operands from
10420 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10421 prepare_scc_operands (now sh_emit_scc_to_t).
10422 (udivdi3): Use cstoresi4.
10423 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10424 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10425 (cbranchint4_media, cbranchfp4_media): New.
10426 (casesi): Use cbranchdi4.
10427 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10429 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10430 (movnegt): Remove second operand.
10431 (cbranchsf4, cbranchdf4): New.
10432 (stack_protect): Use cbranchdi4/cbranchsi4.
10434 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10435 (gen_compare_reg): Accept comparison, extract part of it to...
10436 (gen_compare_reg_1): ... this.
10437 (gen_compare_operator): Delete.
10438 (gen_v9_scc): Accept separate destination, comparison code and arms.
10439 Do not use sparc_compare_op0/sparc_compare_op1.
10440 (emit_scc_insn, emit_conditional_branch_insn): New.
10441 (emit_v9_brxx): Make static. Remove useless assertion.
10442 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10444 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10445 * config/sparc/sparc-protos.h (gen_compare_reg,
10446 sparc_emit_float_lib_cmp): Adjust prototype.
10447 (emit_scc_insn, emit_conditional_branch_insn): New.
10448 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10449 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10450 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10451 iterators to the top.
10452 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10453 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10454 snedi_special_trunc): Delete.
10455 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10456 and snedi_special_trunc.
10457 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10458 cbranchdi4, cbranch<F:mode>4): New.
10459 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10460 here. Use gen_compare_reg instead of gen_compare_operator.
10461 (conditional_trap): Replace with...
10462 (ctrapsi4, ctrapdi4): ... this.
10463 (stack_protect_test): Use cbranchcc4.
10465 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10467 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10468 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10469 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10470 from operands[0] or operands[3] depending on is_set.
10471 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10472 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10473 cmpdf, bCC), sCC: Remove.
10474 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10475 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10477 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10478 spu_emit_branch_or_set.
10480 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10482 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10483 xstormy16_compare_op1): Delete.
10484 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10485 xstormy16_compare_op1): Delete.
10486 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10488 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10489 (cmphi, cmpsi, bCC): Remove.
10491 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10492 (*cmpsi): ... this one.
10493 (cbranchsi4, cstoresi4): New.
10494 (bCC expanders): Delete.
10495 (sCC insns): Fold into...
10496 (*setcc): ... this one.
10497 (casesi): Do not use gen_cmpsi and gen_bgtu.
10498 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10499 (movsicc): Simplify.
10500 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10502 * config/vax/vax-protos.h (cond_name): New.
10503 (vax_output_conditional_branch): Remove.
10504 * config/vax/vax.c (cond_name): New.
10505 (vax_output_conditional_branch): Remove.
10506 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10507 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10508 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10509 (bit<VAXint>): Wrap source with (compare).
10510 (b<code> and following unnamed pattern): Rename to *branch and
10511 *branch_reversed. Change macroization to match_operator.
10512 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10514 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10515 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10516 Change last argument to machine_mode.
10517 (xtensa_expand_scc): Add machine_mode argument.
10518 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10519 (gen_conditional_move, xtensa_expand_conditional_branch,
10520 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10521 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10522 Adjust operand numbers.
10523 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10525 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10526 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10527 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10529 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10531 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10532 causes spurious differences between trunk and cond-optab branch.
10534 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10537 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10539 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10541 * tree.c (iterative_hash_pointer): Delete.
10542 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10543 Hash UIDs and versions of SSA names. Don't special-case built-in
10544 function declarations.
10546 2009-05-11 Ian Lance Taylor <iant@google.com>
10549 * graphite.c: Force -Wc++-compat to only be a warning before
10550 #including "cloog/cloog.h".
10552 2009-05-11 Martin Jambor <mjambor@suse.cz>
10554 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10556 2009-05-11 Jan Hubicka <jh@suse.cz>
10558 * tree-ssa-loop-ivcanon.c: Include target.h
10559 (struct loop_size): new structure.
10560 (constant_after_peeling): New predicate.
10561 (tree_estimate_loop_size): New function.
10562 (estimated_unrolled_size): Rewrite for new estimates.
10563 (try_unroll_loop_completely): Use new estimates.
10564 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10566 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10568 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10569 libcpp interface change.
10570 (spu_macro_to_expand): Likewise.
10572 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10574 PR tree-optimization/40026
10575 * gimplify.c (gimplify_init_constructor): Change initial conditional
10576 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10577 optimize_compound_literals_in_ctor.
10579 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10581 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10583 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10585 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10587 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10588 HOST_WIDE_INT for gap.
10590 2009-05-11 Ira Rosen <irar@il.ibm.com>
10592 PR tree-optimization/40074
10593 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10594 account in group size and step comparison.
10596 2009-05-11 Richard Guenther <rguenther@suse.de>
10598 * passes.c (init_optimization_passes): Strip now incorrect comment.
10599 (execute_function_todo): Do not set PROP_alias.
10600 * tree-pass.h (PROP_alias): Remove.
10601 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10602 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10603 * tree-nrv.c (pass_return_slot): Likewise.
10604 * tree-object-size.c (pass_object_sizes): Likewise.
10605 * tree-ssa-dom.c (pass_dominator): Likewise.
10606 (pass_phi_only_cprop): Likewise.
10607 * tree-ssa-dse.c (pass_dse): Likewise.
10608 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10609 (pass_cselim): Likewise.
10610 * tree-ssa-pre.c (pass_pre): Likewise.
10611 (pass_fre): Likewise.
10612 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10613 * tree-ssa-sink.c (pass_sink_code): Likewise.
10614 * tree-stdarg.c (pass_stdarg): Likewise.
10615 * tree-tailcall.c (pass_tail_calls): Likewise.
10616 * tree-vrp.c (pass_vrp): Likewise.
10618 2009-05-10 Ian Lance Taylor <iant@google.com>
10620 * basic-block.h (enum profile_status): Break out of struct
10621 control_flow_graph.
10622 * cgraph.h (struct inline_summary): Break out of struct
10624 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10625 of struct cgraph_order_sort.
10626 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10627 * cse.c (struct branch_path): Break out of struct
10628 cse_basic_block_data.
10629 * except.h (enum eh_region_type): Break out of struct eh_region.
10630 * gcc.c (enum add_del): Break out of struct modify_target.
10631 * genrecog.c (enum decision_type): Break out of struct decision_test.
10632 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10634 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10635 * regmove.c (enum match_use): New enum, broken out of struct match.
10636 * sched-int.h (enum post_call_group): New enum, broken out of
10638 (struct deps_reg): Break out of struct deps.
10639 * target.h (struct asm_int_op): Break out of struct gcc_target.
10640 * tree-eh.c (struct goto_queue_node): Break out of struct
10642 * tree-inline.h (enum copy_body_cge_which): Break out of
10644 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10646 * c-decl.c (in_struct, struct_types): New static variables.
10647 (pushtag): Add loc parameter. Change all callers.
10648 (lookup_tag): Add ploc parameter. Change all callers.
10649 (check_compound_literal_type): New function.
10650 (parser_xref_tag): Add loc parameter. Change all callers. If
10651 -Wc++-compat, warn about struct/union/enum types defined within a
10653 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10654 and loc parameters. Change all callers. Change error calls to
10655 error_at, using loc. For a redefinition, if the location of the
10656 original definition is known, report it. Set in_struct and
10657 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10658 (finish_struct): Add new parameters enclosing_in_struct and
10659 enclosing_struct_types. Change all callers. Set
10660 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10661 in the struct. If in a struct, add this struct to struct_types.
10662 (start_enum): Add loc parameter. Change all callers. Use
10663 error_at for errors, using loc. For a redefinition, if the
10664 location of the original definition is known, report it. If in a
10665 struct, add this enum type to struct_types. If -Wc++-compat warn
10666 if in sizeof, typeof, or alignof.
10667 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10668 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10669 (c_parser_enum_specifier): Get enum location for start_enum.
10670 (c_parser_struct_or_union_specifier): Get struct location for
10671 start_struct. Save in_struct and struct_types status between
10672 start_struct and finish_struct.
10673 (c_parser_cast_expression): Get location of cast.
10674 (c_parser_alignof_expression): Get location of type.
10675 (c_parser_postfix_expression): Likewise.
10676 (c_parser_postfix_expression_after_paren_type): Add type_loc
10677 parameter. Change all callers. Call check_compound_literal_type.
10678 Use type_loc for error about variable size type.
10679 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10680 of an enum constant from an enum type defined in a struct or union.
10681 (c_cast_expr): Add loc parameter. Change all callers. If
10682 -Wc++-compat, warn about defining a type in a cast.
10683 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10684 (start_enum, start_struct, finish_struct): Update declarations.
10685 (parser_xref_tag, c_cast_expr): Update declarations.
10686 (check_compound_literal_type): Declare.
10688 2009-05-11 Ben Elliston <bje@au.ibm.com>
10690 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10691 for recent libcpp interface change.
10692 (rs6000_macro_to_expand): Likewise.
10694 2009-05-10 Michael Matz <matz@suse.de>
10697 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10698 not at entry of function.
10700 2009-05-10 Richard Guenther <rguenther@suse.de>
10702 PR tree-optimization/40081
10704 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10705 using the main variant of the element type. Do not fiddle with
10706 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10708 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10709 structs with volatile fields.
10711 2009-05-10 Jan Hubicka <jh@suse.cz>
10713 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10714 (estimate_move_cost): Assert that it does not get called for
10716 (estimate_num_insns): Skip VOID types in argument handling.
10717 (optimize_inline_calls): Delete unreachable blocks and verify that
10718 callgraph is valid.
10720 2009-05-10 Jan Hubicka <jh@suse.cz>
10722 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10723 * cgraph.c (cgraph_mark_address_taken_node): New function.
10724 (dump_cgraph_node): Dump new flag.
10725 * cgraph.h (struct cgraph_node): Add address_taken.
10726 (cgraph_mark_address_taken_node): New function.
10727 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10728 since new direct calls can be born.
10730 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10732 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10733 tok->val.node.node.
10735 2009-05-10 Jan Hubicka <jh@suse.cz>
10737 PR middle-end/40084
10738 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10740 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10741 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10742 * tree-inline.c (copy_bb): Set frequency correctly.
10743 (fold_marked_statements): Update call to
10744 cgraph_update_edges_for_call_stmt.
10746 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10748 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10749 identifiers in diagnostics.
10750 * config/arm/arm.c (arm_handle_fndecl_attribute,
10751 arm_handle_isr_attribute): Likewise.
10752 * config/avr/avr.c (avr_handle_progmem_attribute,
10753 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10754 * config/bfin/bfin.c (handle_int_attribute,
10755 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10756 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10757 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10759 * config/darwin.c (darwin_handle_kext_attribute,
10760 darwin_handle_weak_import_attribute): Likewise.
10761 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10762 h8300_handle_eightbit_data_attribute,
10763 h8300_handle_tiny_data_attribute): Likewise.
10764 * config/i386/i386.c (ix86_handle_cconv_attribute,
10765 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10766 * config/i386/winnt.c (ix86_handle_shared_attribute,
10767 ix86_handle_selectany_attribute): Likewise.
10768 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10769 * config/m32c/m32c.c (function_vector_handler): Likewise.
10770 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10771 m68hc11_handle_fntype_attribute): Likewise.
10772 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10773 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10774 * config/mips/mips.c (mips_insert_attributes,
10775 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10776 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10777 rs6000_handle_struct_attribute): Likewise.
10778 * config/sh/sh.c (sh_insert_attributes,
10779 sh_handle_resbank_handler_attribute,
10780 sh_handle_interrupt_handler_attribute,
10781 sh2a_handle_function_vector_handler_attribute,
10782 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10784 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10785 * config/spu/spu.c (spu_handle_fndecl_attribute,
10786 spu_handle_vector_attribute): Likewise.
10787 * config/stormy16/stormy16.c
10788 (xstormy16_handle_interrupt_attribute): Likewise.
10789 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10790 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10792 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10794 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10795 (pp_translate_identifiers): New.
10796 (pp_identifier): Only conditionally translate identifier to locale
10798 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10799 (pp_base_tree_identifier): Only conditionally translate identifier
10800 to locale character set.
10801 * c-pretty-print.c (M_): Define.
10802 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10803 fragments for conditional translation with M_.
10804 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10805 identifier translation.
10807 2009-05-10 Richard Guenther <rguenther@suse.de>
10809 PR tree-optimization/40081
10810 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10811 using the main variant of the element type. Do not fiddle with
10812 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10814 2009-05-09 Jan Hubicka <jh@suse.cz>
10816 PR middle-end/40080
10817 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10818 indirect calls; verify cgraph afterwards.
10820 2009-05-09 Jan Hubicka <jh@suse.cz>
10823 * ipa.c (update_inlined_to_pointer): New function.
10824 (cgraph_remove_unreachable_nodes): Use it.
10826 2009-05-09 Jan Hubicka <jh@suse.cz>
10828 * tree-eh.c (struct leh_state): Remove prev_try.
10829 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10830 not track prev_try.
10831 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10832 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10833 remove_eh_handler_and_replace, foreach_reachable_handler,
10834 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10835 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10836 (gen_eh_region_cleanup): Update prototype.
10838 2009-05-09 Jan Hubicka <jh@suse.cz>
10840 PR middle-end/40043
10841 * except.c (copy_eh_region): Always set prev_try.
10842 (redirect_eh_edge_to_label): Find outer try.
10843 (foreach_reachable_handler): When looking for prev try
10844 handle case where previous try is not going to be taken.
10846 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10848 PR tree-optimization/40049
10849 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10850 only vector/vector shifts, convert the type of the constant to the
10851 appropriate type to avoid building incorrect trees, which
10852 eventually have problems with garbage collection.
10854 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10856 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10857 -1 for complex floating-point types if honoring signed zeros.
10859 2009-05-08 Jan Hubicka <jh@suse.cz>
10861 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10862 argument; handle correctly when profile is absent.
10863 (build_cgraph_edges): Update.
10864 (rebuild_cgraph_edges): Update.
10865 * cgraph.c: Do not include varray.h.
10866 (cgraph_set_call_stmt_including_clones): New function.
10867 (cgraph_create_edge_including_clones): Likewise
10868 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10869 (cgraph_update_edges_for_call_stmt): Handle clones.
10870 (cgraph_remove_node): Handle clone tree.
10871 (cgraph_remove_node_and_inline_clones): New function.
10872 (dump_cgraph_node): Dump clone tree.
10873 (cgraph_clone_node): Handle clone tree.
10874 (clone_function_name): Bring here from tree-inline.c.
10875 (cgraph_create_virtual_clone): New function.
10876 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10877 (cgraph_clone_info): New function.
10878 (strut cgraph_node): Add clone_info and new clone tree pointers.
10879 (cgraph_remove_node_and_inline_clones,
10880 cgraph_set_call_stmt_including_clones,
10881 cgraph_create_edge_including_clones,
10882 cgraph_create_virtual_clone): Declare.
10883 (cgraph_function_versioning): Use VEC argument.
10884 (compute_call_stmt_bb_frequency): Update prototype.
10885 (cgraph_materialize_all_clones): New function.
10886 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10887 (ipcp_create_replace_map): Update to VECtors.
10888 (ipcp_update_callgraph): Use virtual clones.
10889 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10890 (ipcp_update_profiling): Do not update local profiling.
10891 (ipcp_insert_stage): Use VECtors and virtual clones.
10892 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10893 (clone_of_p): New function.
10894 (cgraph_preserve_function_body_p): Use clone tree.
10895 (cgraph_optimize): Materialize clones.
10896 (cgraph_function_versioning): Update for VECtors.
10897 (save_inline_function_body): Use clone tree.
10898 (cgraph_materialize_clone): New function.
10899 (cgraph_materialize_all_clones): Likewise.
10900 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10901 * ipa.c: Include gimple.h.
10902 (cgraph_remove_unreachable_nodes): Use clone tree.
10903 * ipa-prop.c (ipa_note_param_call): Update call to
10904 compute_call_stmt_bb_frequencycall.
10905 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10906 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10907 (copy_bb): Handle updating of clone tree; add new edge when new call
10909 (expand_call_inline): Be strict about every call having edge.
10910 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10911 (delete_unreachable_blocks_update_callgraph): New function.
10912 (tree_function_versioning): Use VECtors; always remove unreachable
10913 blocks and fold conditionals.
10914 * tree-inline.h: Do not include varray.h.
10915 (tree_function_versioning): Remove.
10916 * Makefile.in (GTFILES): Remove tree-inline.c
10917 * passes.c (do_per_function): Do only functions having body.
10918 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10921 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10922 Andrew Morrow <acm@google.com>
10925 * c-common.c (c_common_attribute_table): Permit deprecated
10926 attribute to take an optional argument.
10927 (handle_deprecated_attribute): If the optional argument to
10928 __attribute__((deprecated)) is not a string ignore the attribute
10929 and emit a warning.
10931 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10932 * c-typeck.c (build_component_ref): Likewise.
10933 (build_external_ref): Likewise.
10935 * toplev.c (warn_deprecated_use): Add an attribute argument.
10936 Emit the message associated with __attribute__((deprecated)).
10938 * toplev.h (warn_deprecated_use): Updated.
10940 * doc/extend.texi: Document new optional parameter to
10941 __attribute__((deprecated))
10943 2009-05-08 Michael Eager <eager@eagercon.com>
10945 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10946 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10948 2009-05-08 Richard Guenther <rguenther@suse.de>
10950 PR tree-optimization/40062
10951 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10952 Avoid exponential behavior.
10954 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10956 PR rtl-optimization/33928
10958 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10959 process_uses, build_single_def_use_links): New.
10960 (update_df): Update use_def_ref.
10961 (forward_propagate_into): Use get_def_for_use instead of use-def
10963 (fwprop_init): Call build_single_def_use_links and let it initialize
10965 (fwprop_done): Free use_def_ref.
10966 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10967 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10968 df_rd_simulate_one_insn): New.
10969 (df_rd_bb_local_compute_process_def): Update head comment.
10970 (df_chain_create_bb): Use the new RD simulation functions.
10971 * df.h (df_rd_simulate_artificial_defs_at_top,
10972 df_rd_simulate_one_insn): New.
10973 * opts.c (decode_options): Enable fwprop at -O1.
10974 * doc/invoke.texi (-fforward-propagate): Document this.
10976 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10979 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10980 and one complex operand specially.
10981 * tree-complex.c (some_nonzerop): Do not identify a real value as
10982 zero if flag_signed_zeros.
10984 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10986 PR rtl-optimization/33928
10987 * loop-invariant.c (record_use): Fix && vs. || mishap.
10989 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10991 PR rtl-optimization/33928
10992 * loop-invariant.c (struct use): Add addr_use_p.
10993 (struct def): Add n_addr_uses.
10994 (struct invariant): Add cheap_address.
10995 (create_new_invariant): Set cheap_address.
10996 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10997 (record_uses): Pass df_ref to record_use.
10998 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11001 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11003 * config/sh/sh.c: Do not include c-pragma.h.
11005 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11007 * config/spu/spu.c: Remove include of c-common.h.
11009 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11012 * c-common.h (mark_valid_location_for_stdc_pragma,
11013 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11014 clear_float_const_decimal64, float_const_decimal64_p): New.
11015 * c.opt (Wunsuffixed-float-constants): New.
11016 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11017 unsuffixed float constant, handle new warning.
11018 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11019 * c-decl.c (c_scope): New flag float_const_decimal64.
11020 (set_float_const_decimal64, clear_float_const_decimal64,
11021 float_const_decimal64_p): New.
11022 (push_scope): Set new flag.
11023 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11024 to use STDC pragmas.
11025 (c_parser_external_declaration): Ditto.
11026 (c_parser_compound_statement_nostart): Ditto.
11027 * c-pragma.c (valid_location_for_stdc_pragma,
11028 mark_valid_location_for_stdc_pragma,
11029 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11030 handle_pragma_float_const_decimal64): New.
11031 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11032 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11033 set_float_const_decimal64, clear_float_const_decimal64,
11034 float_const_decimal64_p): New dummy functions.
11035 * doc/extend.texi (Decimal Float): Remove statement that the
11036 pragma, and suffix for double constants, are not supported.
11037 * doc/invoke.texi (Warning Options): List new option.
11038 (-Wunsuffixed-float-constants): New.
11040 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11042 * config/i386/i386.c: Do not include c-common.h.
11044 2009-05-07 Mark Heffernan <meheff@google.com>
11046 * doc/invoke.texi (Debugging Options): Document change of debugging
11048 * opts.c (decode_options): Make dump_base_name relative to
11049 aux_base_name directory.
11051 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11053 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11054 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11056 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11058 * Makefile.in (install-plugin): Simplify a bit.
11060 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11062 * Makefile.in (OBJS-common): Add regcprop.o.
11064 * timevar.def (TV_CPROP_REGISTERS): New.
11065 * regrename.c (regrename_optimize): Return 0.
11066 (rest_of_handle_regrename): Delete.
11067 (pass_rename_registers): Point to regrename_optimize.
11068 (struct value_data_entry, struct value_data,
11069 kill_value_one_regno, kill_value_regno, kill_value,
11070 set_value_regno, init_value_data, kill_clobbered_value,
11071 kill_set_value, kill_autoinc_value, copy_value,
11072 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11073 replace_oldest_value_reg, replace_oldest_value_addr,
11074 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11075 debug_value_data, validate_value_data): Move...
11076 * regcprop.c: ... here.
11077 (rest_of_handle_cprop): Delete.
11078 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11080 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11082 PR middle-end/40057
11083 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11084 GEN_INT for 1 << bitnum.
11085 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11086 build_int_cst_type.
11088 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11090 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11091 Remove wrong description of "nand" operation.
11093 2009-05-06 Richard Guenther <rguenther@suse.de>
11094 Adam Nemet <anemet@caviumnetworks.com>
11096 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11097 comment. Add that if LHS is not a gimple register, then RHS1 has
11098 to be a single object (GIMPLE_SINGLE_RHS).
11100 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11102 * expr.c (get_def_for_expr): Move it up in the file.
11103 (store_field): When expanding a bit-field store, look at the
11104 defining gimple stmt for the masking conversion.
11106 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11108 PR middle-end/39986
11109 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11110 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11111 32-bit memcpy into long.
11113 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11115 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11116 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11118 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11119 instead of appending DW_OP_deref*.
11121 2009-05-06 Michael Matz <matz@suse.de>
11123 PR middle-end/40021
11124 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11125 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11127 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11129 * Makefile.in (install-plugin): Fix srcdir handling.
11131 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11133 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11134 when processing for not_regs_needed bitmap.
11135 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11136 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11137 handling it for rhs.
11139 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/i386/i386.md (unnamed inc/dec peephole): Use
11142 optimize_insn_for_size_p instead of optimize_size.
11143 * config/i386/predicates.md (incdec_operand): Likewise.
11144 (aligned_operand): Likewise.
11145 * config/i386/sse.md (divv8sf3): Likewise.
11146 (sqrtv8sf2): Likewise.
11148 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11150 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11152 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11154 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11156 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11157 ssemodesuffixf2c with avxmodesuffixf2c.
11159 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11162 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11164 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11166 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11167 (struct tree_base): Adjust spacing for 8 bit boundaries.
11168 (struct tree_decl_common): Add decl_by_reference_flag bit.
11169 (DECL_BY_REFERENCE): Adjust.
11170 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11171 print DECL_BY_REFERENCE bit.
11172 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11173 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11174 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11175 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11178 PR middle-end/39666
11179 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11180 range of the type, but default label is missing, add it with one
11181 of the existing labels instead of adding a new label for it.
11183 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11187 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11189 * Makefile.in (enable_plugin, plugin_includedir): New.
11190 (install): Depend on install-plugin.
11191 (PLUGIN_HEADERS): New.
11192 (install-plugin): New.
11193 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11195 2009-05-05 Richard Guenther <rguenther@suse.de>
11197 PR tree-optimization/40022
11198 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11200 (phivn_valid_p): Fix tuplification error, simplify.
11201 (phiprop_insert_phi): Add dumps.
11202 (propagate_with_phi): Simplify.
11204 2009-05-05 Richard Guenther <rguenther@suse.de>
11206 PR middle-end/40023
11207 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11209 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11211 * tree.h (strip_float_extensions): Remove duplicate declaration.
11212 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11213 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11214 block_ultimate_origin): Rearrange the declarations line to match the
11215 comment that indicates the .c file which the functions are defined.
11216 (dwarf2out_*, set_decl_rtl): Add comment.
11217 (get_base_address): Adjust comment.
11218 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11219 declarations line and add comment.
11220 (is_builtin_name): Add blank after function name, for clarity.
11222 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11224 * attribs.c (decl_attributes): Use %qE for identifiers in
11226 * cgraphunit.c (verify_cgraph_node): Translate function names to
11227 locale character set in diagnostics.
11228 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11230 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11231 Document that functions are named in UTF-8.
11232 * expr.c (expand_expr_real_1): Translate function names to locale
11233 character set in diagnostics.
11234 * gimplify.c (omp_notice_variable, omp_is_private,
11235 gimplify_scan_omp_clauses): Use %qE for identifiers in
11237 * langhooks.c (lhd_print_error_function): Translate function names
11238 to locale character set.
11239 * langhooks.h (decl_printable_name): Document that return value is
11240 in internal character set.
11241 * stmt.c: Include pretty-print.h
11242 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11244 (resolve_operand_name_1): Translate named operand name to locale
11246 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11248 * toplev.c (announce_function): Translate function names to locale
11250 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11251 (default_tree_printer): Use pp_identifier or translate identifiers
11252 to locale character set. Mark "<anonymous>" for translation.
11253 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11254 for identifiers in diagnostics.
11255 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11257 * varasm.c (output_constructor): Use %qE for identifiers in
11260 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11262 * configure.ac: use ` ` instead of $()
11263 * configure: Regenerate.
11265 2009-05-05 Ben Elliston <bje@au.ibm.com>
11267 * config/pa/linux-atomic.c: Eliminate conditional include of
11268 errno.h on non-LP64 systems to simplify build requirements.
11270 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11272 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11274 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11275 and pass value to identifier_to_locale.
11276 (warn_variable_length_array): Make name a tree.
11277 (grokdeclarator): Separate diagnostic texts for named and unnamed
11278 declarators. Use %qE for named declarators.
11279 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11281 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11282 identifiers in diagnostics.
11283 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11284 identifier_to_locale. Mark "anonymous" strings for translation.
11286 2009-05-04 Michael Eager <eager@eagercon.com>
11288 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11289 address for DImode/DFmode only if double-precision FP regs.
11291 2009-05-04 Michael Eager <eager@eagercon.com>
11293 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11294 TARGET_SINGLE_FLOAT check.
11296 2009-05-04 Michael Eager <eager@eagercon.com>
11298 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11300 2009-05-04 Michael Eager <eager@eagercon.com>
11302 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11303 * config/rs6000/t-xilinx: New
11305 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11307 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11308 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11309 * gcc/explow.c (memory_address): Use target hook.
11310 * gcc/targhooks.c (default_legitimize_address): New.
11311 * gcc/targhooks.h (default_legitimize_address): New.
11312 * gcc/target.h (legitimize_address): New.
11313 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11314 (TARGET_INITIALIZER): Include it.
11315 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11317 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11318 * config/bfin/bfin.c (legitimize_address): Remove.
11319 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11320 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11322 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11323 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11325 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11326 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11327 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11328 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11329 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11330 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11331 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11332 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11333 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11334 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11335 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11336 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11337 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11338 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11339 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11340 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11341 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11342 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11343 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11344 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11345 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11346 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11347 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11349 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11350 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11351 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11352 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11353 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11354 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11355 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11356 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11357 (thumb_legitimize_address): Delete.
11358 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11359 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11360 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11361 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11362 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11363 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11365 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11368 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11369 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11370 * config/m32r/m32r.c (m32r_legitimize_address): New.
11371 * config/m68k/m68k.c (m68k_legitimize_address): New.
11372 * config/score/score.c (score_legitimize_address): Standardize.
11373 * config/score/score3.c (score3_legitimize_address): Standardize.
11374 * config/score/score3.h (score3_legitimize_address): Adjust.
11375 * config/score/score7.c (score7_legitimize_address): Standardize.
11376 * config/score/score7.h (score7_legitimize_address): Adjust.
11377 * config/sh/sh.c (sh_legitimize_address): New.
11378 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11380 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11381 (s390_legitimize_address): ... this.
11382 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11383 (sparc_legitimize_address): ... this.
11384 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11385 (ix86_legitimize_address): ... this.
11386 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11387 (avr_legitimize_address): ... this.
11388 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11389 (mn10300_legitimize_address): ... this.
11390 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11391 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11392 (alpha_expand_mov): Adjust call.
11394 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11395 * config/spu/spu.c (spu_legitimize_address): Likewise.
11396 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11397 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11399 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11401 * intl.c (locale_encoding, locale_utf8): New.
11402 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11403 * intl.h (locale_encoding, locale_utf8): Declare.
11404 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11405 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11407 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11409 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11410 (pp_base_tree_identifier): Declare as function.
11411 (identifier_to_locale): Declare.
11412 * Makefile.in (pretty-print.o): Update dependencies.
11413 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11415 2009-05-04 Richard Guenther <rguenther@suse.de>
11417 PR middle-end/40015
11418 * builtins.c (fold_builtin_memory_op): Do not decay to element
11419 type if the size matches the whole array.
11421 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11423 * expmed.c (synth_mult): When trying out a shift, pass the result
11426 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11428 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11429 (shiftsub1_cost): New.
11430 (init_expmed): Compute shiftsub1_cost.
11431 (synth_mult): Optimize multiplications by constants of the form
11432 -(2^^m-1) for some constant positive integer m.
11434 2009-05-03 Richard Guenther <rguenther@suse.de>
11437 * c-typeck.c (array_to_pointer_conversion): Do not built
11438 ADDR_EXPRs of arrays of pointer-to-element type.
11439 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11440 up wrong ADDR_EXPRs after-the-fact.
11441 * c-common.c (strict_aliasing_warning): Strip pointer
11442 conversions for obtaining the original type.
11443 * builtins.c (fold_builtin_memset): Handle array types.
11444 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11447 2009-05-03 Richard Guenther <rguenther@suse.de>
11449 PR middle-end/23329
11450 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11451 Do not lose casts from array types with unknown extent to array
11452 types with known extent.
11453 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11454 alias set compatibility.
11456 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11458 * flags.h (extra_warnings): Delete.
11459 * toplev.c (process_options): Handle Wuninitialized here.
11460 * opts.c (extra_warnings): Delete.
11461 (set_Wextra): Delete.
11462 (common_handle_option): -Wextra can be handled automatically.
11463 * c-opts.c (c_common_handle_option): Delete obsolete code.
11464 (c_common_post_options): Simplify comment.
11465 * common.opt (W): Add Var.
11467 (Wuninitialized): Initialize to -1.
11469 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11470 Richard Guenther <rguenther@suse.de>
11472 * expr.c (get_def_for_expr): New function.
11473 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11474 SSA rather than trees.
11475 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11476 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11478 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11480 * c-common.c (reswords): Add _Imaginary.
11481 * c-common.c (enum rid): Add RID_IMAGINARY.
11483 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11485 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11486 Patch by Richard Guenther.
11488 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11490 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11491 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11492 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11493 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11494 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11495 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11496 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11497 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11498 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11499 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11500 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11501 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11502 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11503 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11504 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11505 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11506 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11507 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11509 2009-05-02 Richard Guenther <rguenther@suse.de>
11511 PR tree-optimization/39940
11512 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11515 2009-05-02 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/40001
11518 * tree-ssa.c (execute_update_addresses_taken): Properly check
11519 if we can mark a variable DECL_GIMPLE_REG_P.
11520 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11521 back to the end of the function.
11522 (is_gimple_reg_type): Remove complex type special casing.
11523 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11526 2009-05-02 Ben Elliston <bje@au.ibm.com>
11528 * doc/collect2.texi (Collect2): Document search path behaviour
11529 when configured with --with-ld.
11531 2009-05-02 Jan Hubicka <jh@suse.cz>
11533 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11534 parameter; update callers.
11535 (coalesce_cost_edge): EH edges are costier because they needs
11536 splitting even if not critical and even more costier when there are
11537 multiple EH predecestors.
11539 2009-05-02 Jan Hubicka <jh@suse.cz>
11541 * except.c (remove_eh_handler_and_replace): Handle updating after
11542 removing TRY blocks.
11544 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11546 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11548 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11550 * varasm.c: Do not include c-pragma.h.
11551 * attribs.c: Do not incude c-common.h.
11553 2009-05-01 Michael Matz <matz@suse.de>
11555 * calls.c (initialize_argument_information): Handle SSA names like
11556 decls with a non MEM_P DECL_RTL.
11558 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11560 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11561 * ipa-utils.c: Likewise.
11562 * ipa-type-escape.c: Likewise.
11563 * cgraphunit.c Do not include c-common.h.
11564 * ipa-pure-const.c: Likewise.
11565 * tree-if-conv.c: Likewise.
11566 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11567 * ipa-struct-reorg.c: Likewise.
11568 * tree-nomudflap.c: Likewise.
11569 * tree-ssa-structalias.c: Likewise.
11571 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11573 * store-motion.c: Many cleanups to make this pass a first-class
11574 citizen instead of an appendix to gcse load motion. Add TODO list
11575 to make this pass faster/cleaner/better.
11577 (struct ls_expr): Post gcse.c-split cleanups.
11578 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11579 "stores" field to "avail_stores".
11580 (pre_ldst_mems): Rename to store_motion_mems.
11581 (pre_ldst_table): Rename to store_motion_mems_table.
11582 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11583 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11584 (ldst_entry): Rename to st_expr_entry, update users.
11585 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11586 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11587 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11589 (first_ls_expr): Rename to first_st_expr, update users.
11590 (next_ls_expr): Rename to next_st_expr, update users.
11591 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11592 fields properly for store motion instead of names inherited from load
11594 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11595 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11598 (ae_kill): Rename to st_kill, update users.
11599 (ae_gen): Rename to st_avloc, update users.
11600 (transp): Rename to st_transp, update users.
11601 (pre_insert_map): Rename to st_insert_map, update users.
11602 (pre_delete_map): Rename to st_delete_map, update users.
11603 (insert_store, build_store_vectors, free_store_memory,
11604 one_store_motion_pass): Update for abovementioned changes.
11606 (gcse_subst_count, gcse_create_count): Remove.
11607 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11608 and "n_stores_created", local variables.
11610 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11613 (regvec, compute_store_table_current_insn): Remove.
11614 (reg_set_info, reg_clear_last_set): Remove.
11615 (compute_store_table): Use DF caches instead of local dataflow
11618 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11620 * c-objc-common.c (c_tree_printer): Print identifiers with
11621 pp_identifier, not pp_string. Mark "({anonymous})" for
11623 * c-pretty-print.c (pp_c_ws_string): New.
11624 (pp_c_cv_qualifier, pp_c_type_specifier,
11625 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11626 pp_c_storage_class_specifier, pp_c_function_specifier,
11627 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11628 pp_c_primary_expression, pp_c_postfix_expression,
11629 pp_c_unary_expression, pp_c_shift_expression,
11630 pp_c_relational_expression, pp_c_equality_expression,
11631 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11632 use pp_string and pp_c_ws_string in place of pp_identifier and
11633 pp_c_identifier for non-identifiers. Mark English strings for
11635 * c-pretty-print.h (pp_c_ws_string): Declare.
11637 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11638 Roland McGrath <roland@redhat.com>
11640 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11641 (ENABLE_LD_BUILDID): New configuration option.
11642 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11643 (LINK_BUILDID_SPEC): New macro.
11644 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11646 * doc/install.texi: Document --enable-linker-build-id option.
11647 * configure: Rebuild.
11648 * config.in: Rebuild.
11650 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11652 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11653 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11654 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11655 MIPS_GP_SAVE_AREA_SIZE.
11656 * config/mips/mips.c (struct mips_frame_info): Update comment
11657 before arg_pointer_offset and hard_frame_pointer_offset.
11658 (mips_compute_frame_info): Update diagram before function: to
11659 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11660 indicate the position of frame_pointer_rtx with -fstack-protector and
11661 to show args_size. Don't allocate cprestore area for leaf functions
11662 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11664 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11666 2009-04-30 Michael Matz <matz@suse.de>
11668 PR tree-optimization/39955
11669 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11671 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11673 * ira.c (setup_cover_and_important_classes): Use safe macro
11674 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11676 * genpreds.c (write_tm_preds_h): Output suitable definition of
11677 REG_CLASS_FOR_CONSTRAINT.
11679 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11681 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11683 * bitmap.c (bitmap_descriptor): Likewise.
11684 * ggc-common.c (loc_descriptor): Likewise.
11685 * varray.c (varray_descriptor): Likewise.
11686 * vec.c (vec_descriptor): Likewise.
11688 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11690 * Makefile.in (dce.o): Add $(EXCEPT_H).
11691 * dce.c: Include except.h and delete redundant vector definitions.
11692 (deletable_insn_p): Return false for non-call insns that can throw
11695 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11697 * gcse.c (ae_gen): Remove.
11698 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11699 and make non-static function to make it available in store-motion.c.
11700 Update call sites with search-and-replace.
11701 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11702 extract_mentioned_regs, extract_mentioned_regs_helper,
11703 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11704 store_killed_in_insn, store_killed_after, store_killed_before,
11705 build_store_vectors, insert_insn_start_basic_block, insert-store,
11706 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11707 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11708 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11709 * store-motion.c: ...new file. Also copy data structures from gcse.c
11710 and clean up to remove parts not used by store motion.
11711 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11712 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11714 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11717 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11718 when optimizing for size.
11720 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11722 * gcse.c (gcse_constant_p): Fix typo in last change.
11724 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11726 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11728 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11730 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11732 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11734 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11735 CONST_HIGH_PART result.
11737 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11739 * config/avr/avr.c (initial_elimination_offset): Rename to
11740 avr_initial_elimination_offset.
11741 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11742 change return type to bool.
11743 (avr_can_eliminate): New function.
11744 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11745 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11746 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11747 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11748 avr_initial_elimination_offset.
11749 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11750 (avr_initial_elimination_offset): Define.
11752 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11753 Steven Bosscher <steven@gcc.gnu.org>
11755 PR rtl-optimization/39938
11756 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11757 * cfgrtl.c: Include insn-attr.h.
11758 (rest_of_pass_free_cfg): New function.
11759 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11760 * resource.c (init_resource_info): Remove call to df_analyze.
11762 2009-04-29 Richard Guenther <rguenther@suse.de>
11765 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11766 allow conversion to signed integers.
11768 2009-04-29 Richard Guenther <rguenther@suse.de>
11770 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11771 shifts of floating point vectors if the shift amount is
11772 a constant multiple of the element size.
11774 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11775 Michael Matz <matz@suse.de>
11777 PR middle-end/39927
11779 * tree-outof-ssa.c (emit_partition_copy): New function.
11780 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11781 insert_part_to_rtx_on_edge): Perform the partition base var
11782 copy using emit_partition_copy.
11783 (insert_value_copy_on_edge): Convert constants to the right mode.
11784 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11785 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11787 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11789 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11790 scan backwards to try to find a constant to initialize it.
11792 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11793 insn before the loop_end instruction, don't look past labels.
11795 2009-04-29 Richard Guenther <rguenther@suse.de>
11797 PR middle-end/39937
11798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11799 loose type conversions.
11800 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11801 stmts only if there are no uses of its definition.
11803 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11805 * config/bfin/bfin.h (splitting_loops): Declare.
11806 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11807 Reorder bit definitions to be ascending.
11808 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11809 * config/bfin/bfin.c (splitting_loops): New variable.
11810 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11811 (struct loop_info): Remove members INIT and LOOP_INIT.
11812 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11813 the LSETUP sequence. Allow LC to be loaded from any register, but
11814 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11815 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11817 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11818 of reload_completed.
11821 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11823 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11825 * Makefile.in (PLUGIN_VERSION_H): New.
11826 (OBJS-common): Remove plugin-version.o.
11827 (plugin.o): Depend on (PLUGIN_VERSION_H).
11828 (plugin-version.o): Remove.
11829 * configure: Regenerate
11830 * configure.ac: Create plugin-version.h.
11831 * gcc-plugin.h (plugin_gcc_version): Remove.
11832 (plugin_default_version_check): Change signature.
11833 * plugin-version.c: Remove.
11834 * plugin.c: Include plugin-version.h.
11835 (str_plugin_gcc_version_name): Remove.
11836 (try_init_one_plugin): Pass gcc version to plugin_init.
11837 (plugin_default_version_check): Both gcc and plugin versions are now
11840 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11842 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11843 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11844 Remove special case testing for last insn of inner loops. Don't fail
11845 if the loop ends with a jump, emit an extra nop instead.
11847 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11848 DREGS rather than comparing directly. Remove code that tries to
11849 account for latencies.
11851 2009-04-29 Richard Guenther <rguenther@suse.de>
11853 PR tree-optimization/39941
11854 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11855 eliminating an indirect call.
11857 2009-04-29 Richard Guenther <rguenther@suse.de>
11859 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11860 parameter. Allow invariants as base if !require_lvalue.
11861 (verify_gimple_assign_single): Adjust.
11863 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11865 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11866 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11867 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11868 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11869 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11871 * config/bfin/bfin.c (bfin_expand_builtin,
11872 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11874 2009-04-28 Richard Guenther <rguenther@suse.de>
11876 * tree-vect-loop.c (get_initial_def_for_induction): Use
11877 correct types for pointer increment.
11879 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11881 * toplev.c (print_version): Update GMP version string calculation.
11883 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11885 PR rtl-optimization/39938
11886 * resource.c (init_resource_info): Add call to df_analyze.
11888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11890 * config/alpha/alpha.md (usegp): Cast the result of
11891 alpha_find_lo_sum_using_gp to enum attr_usegp.
11892 * config/alpha/alpha.c (override_options): Remove end-of-structure
11893 marker element from cpu_table. Use array size of cpu_table to handle
11894 -mcpu and -mtune options.
11895 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11897 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11899 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11900 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11901 tune_32 and tune_64.
11902 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11903 support on PowerPC.
11904 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11905 * config/rs6000/option-defaults.h: ... here. New file.
11906 (OPT_64, OPT_32): Define.
11907 (MASK_64BIT): Define to 0 if not already defined.
11908 (OPT_ARCH64, OPT_ARCH32): Define.
11909 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11912 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11914 * config/arm/arm.c (arm_override_options): Emit error on using
11917 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11919 PR rtl-optimization/39914
11920 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11921 registers for allocnos created from user-defined variables only
11922 when not optimizing.
11924 2009-04-28 Richard Guenther <rguenther@suse.de>
11926 PR middle-end/39937
11927 * fold-const.c (fold_binary): Use distribute_real_division only
11930 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11932 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11933 add hpux-stdint.h to tm_file.
11934 (hppa[12]*-*-hpux11*): Ditto.
11935 (ia64*-*-hpux*): Ditto.
11936 * config/hpux-stdint.h: New.
11937 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11938 __STDC_EXT__ for all compiles.
11939 * config/pa/pa-hpux.h: Ditto.
11940 * config/pa/pa-hpux10.h: Ditto.
11941 * config/pa/pa-hpux11.h: Ditto.
11943 2009-04-28 Catherine Moore <clm@codesourcery.com>
11945 * debug.h (set_name): Add comment.
11947 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11950 * config/darwin.c (machopic_gen_offset): Check
11951 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11952 * config/arm/arm.c (require_pic_register): Likewise.
11954 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11956 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11957 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11958 m32c_promote_prototypes): Delete.
11960 2009-04-28 Michael Matz <matz@suse.de>
11962 PR middle-end/39922
11963 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11966 2009-04-28 Richard Guenther <rguenther@suse.de>
11968 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11970 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11972 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11973 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11974 * config/arm/arm-tune.md: Regenerate.
11976 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11978 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11979 block if there are complex incoming edges.
11980 (sel_merge_blocks): Remove useless assert.
11981 (sel_redirect_edge_and_branch): Check that edge was redirected.
11982 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11983 (sel_find_rgns): Delete declaration.
11984 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11985 the region when it is not a preheader.
11987 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11990 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11992 2009-04-28 Richard Guenther <rguenther@suse.de>
11994 * tree.h (SSA_NAME_VALUE): Remove.
11995 (struct tree_ssa_name): Remove value_handle member.
11996 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11997 array for jump threading.
11998 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12000 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12001 * tree-flow.h (threadedge_initialize_values): Declare.
12002 (threadedge_finalize_values): Likewise.
12003 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12004 (SSA_NAME_VALUE): Define.
12005 (threadedge_initialize_values): New function.
12006 (threadedge_finalize_values): Likewise.
12007 * tree-ssa-dom.c (ssa_name_values): New global variable.
12008 (SSA_NAME_VALUE): Define.
12009 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12011 2009-04-28 Ira Rosen <irar@il.ibm.com>
12013 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12014 Use REPORT_VECTORIZED_LOCATIONS instead
12015 REPORT_VECTORIZED_LOOPS.
12016 * tree-vectorizer.c (vect_verbosity_level): Make static.
12017 (vect_loop_location): Rename to vect_location.
12018 (vect_set_verbosity_level): Update comment.
12019 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12021 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12022 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12023 instead REPORT_UNVECTORIZED_LOOPS.
12024 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12025 and vect_loop_def to vect_external_def and vect_internal_def.
12026 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12027 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12028 REPORT_UNVECTORIZED_LOCATIONS.
12029 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12030 and vect_used_in_loop and to vect_unused_in_scope and
12031 vect_used_in_scope.
12032 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12033 (vect_verbosity_level): Remove declaration.
12034 (vect_analyze_operations): Likewise.
12035 (vect_analyze_stmt): Declare.
12036 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12037 REPORT_UNVECTORIZED_LOCATIONS.
12038 (vect_get_loop_niters): Fix indentation.
12039 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12040 (vect_analyze_loop_operations): New function.
12041 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12042 vect_analyze_operations.
12043 (vect_is_simple_reduction): Use new names.
12044 (vectorizable_live_operation, vect_transform_loop): Likewise.
12045 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12046 to specify whether the data references can be a part of interleaving
12048 (vect_analyze_data_ref_dependence): Use new names.
12049 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12050 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12051 * tree-vect-patterns.c (widened_name_p): Use new names.
12052 (vect_recog_dot_prod_pattern): Likewise.
12053 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12054 (process_use, vect_mark_stmts_to_be_vectorized,
12055 vect_model_simple_cost, vect_model_store_cost,
12056 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12057 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12058 vectorizable_operation, vectorizable_type_demotion,
12059 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12060 vectorizable_condition): Likewise.
12061 (vect_analyze_operations): Split into vect_analyze_loop_operations
12063 (vect_analyze_stmt): ... new function.
12064 (new_stmt_vec_info): Use new names.
12065 (vect_is_simple_use): Use new names and fix comment.
12066 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12067 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12069 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12072 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12073 and integer modes for x87 operands. Do not ICE for unsupported size,
12074 generate error instead. Generate error for unsupported operand types.
12075 ['z']: Do not handle HImode memory operands specially. Warning
12076 for floating-point operands. Fallthru to 'Z' for unsupported operand
12077 types. Do not ICE for unsupported size, generate error instead.
12078 (output_387_binary_op): Use %Z to output operands.
12079 (output_fp_compare): Ditto.
12080 (output_387_reg_move): Ditto.
12082 2009-04-28 Ben Elliston <bje@au.ibm.com>
12087 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12089 * builtins.c (c_strlen): Do not warn here.
12090 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12091 * c-common.c (pointer_int_sum): Take an explicit location.
12092 Warn about offsets out of bounds.
12093 * c-common.h (pointer_int_sum): Adjust declaration.
12095 2009-04-27 Ian Lance Taylor <iant@google.com>
12097 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12099 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12100 * df-core.c (df_set_flags): Change return type to int. Change
12101 type of old_flags to int.
12102 (df_clear_flags): Likewise.
12103 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12104 (df_get_conditional_uses): Likewise.
12105 * df.h (df_set_flags, df_clear_flags): Update declarations.
12106 * dwarf2out.c (struct indirect_string_node): Change type of form
12107 field to enum dwarf_form.
12108 (AT_string_form): Change return type to enum dwarf_form.
12109 * fixed-value.c (fixed_compare): Add cast to enum type.
12110 * fwprop.c (update_df): Change 0 to VOIDmode.
12111 * gensupport.c: Change 0 to UNKNOWN.
12112 * gimple.h (gimple_cond_code): Add cast to enum type.
12113 * haifa-sched.c (reemit_notes): Add cast to enum type.
12114 * hooks.c (hook_int_void_no_regs): Remove function.
12115 * hooks.h (hook_int_void_no_regs): Remove declaration.
12116 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12117 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12118 * real.c (real_arithmetic): Add cast to enum type.
12119 (real_compare): Likewise.
12120 * target.h (struct gcc_target): Change return type of
12121 branch_target_register_class to enum reg_class.
12122 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12123 default_branch_target_register_class.
12124 * targhooks.c (default_branch_target_register_class): New function.
12125 * targhooks.h (default_branch_target_register_class): Declare.
12126 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12127 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12129 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12131 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12132 vect_uninitialized_def. Change 0 to ERROR_MARK.
12133 * tree-vect-stmts.c (supportable_widening_operation): Don't
12134 initialize icode1 and icode2.
12135 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12136 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12138 (cmn_err_flag_specs): Change 0 to STD_C89.
12139 (cmn_err_char_table): Likewise.
12140 * config/arm/arm.c (get_arm_condition_code): Change type of code
12141 to enum arm_cond_code.
12142 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12143 (IWMMXT_BUILTIN2): Likewise.
12144 (neon_builtin_type_bits): Don't define typedef.
12145 (neon_builtin_datum): Change type of bits field to int.
12146 (arm_expand_neon_args): Add cast to enum type.
12147 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12149 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12150 casts to enum type.
12151 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12153 * config/mips/mips.md (jal_macro): Return enum constant.
12154 (single_insn): Likewise.
12155 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12158 casts to enum type.
12159 * config/s390/s390.c (s390_tune_flags): Change type to int.
12160 (s390_arch_flags): Likewise.
12161 (s390_handle_arch_option): Change flags field of struct pta to int.
12162 * config/s390/s390.h (s390_tune_flags): Update declaration.
12163 (s390_arch_flags): Likewise.
12164 * config/sh/sh.c (prepare_move_operands): Compare
12165 tls_symbolic_operand result with enum constant.
12166 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12167 (sh_expand_prologue): Add cast to enum type.
12168 (sh_expand_epilogue): Likewise.
12169 (tls_symbolic_operand): Change return type to enum tls_model.
12170 (fpscr_set_from_mem): Add cast to enum type.
12171 (legitimize_pic_address): Compare tls_symbolic_operand result with
12173 (sh_target_reg_class): Change return type to enum reg_class.
12174 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12176 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12177 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12178 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12179 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12180 (delayed_branch, tls_call_delay): Likewise.
12181 (eligible_for_sibcall_delay): Likewise.
12182 (eligible_for_return_delay): Likewise.
12183 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12184 (spu_expand_builtin_1): Likewise.
12186 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12187 for all types of conversions.
12188 (output_init_element): Issue -Wc++-compat warning if needed when
12189 initializing a bitfield with enum type.
12190 * c-parser.c (c_parser_expression): Set original_type to
12191 original_type of right hand operand of comma operator.
12193 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12195 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12197 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12198 * doc/cpp.texi (Standard Predefined Macros)
12199 (Implementation-defined behavior): Likewise.
12200 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12201 * doc/gimple.texi (GIMPLE Exception Handling)
12202 (@code{GIMPLE_ASSIGN}): Likewise.
12203 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12204 * doc/invoke.texi (Warning Options, Optimize Options)
12205 (AVR Options, Darwin Options): Likewise.
12206 (Optimize Options): Reformulate -fwhole-program description.
12207 * doc/loop.texi (Lambda): Likewise.
12208 * doc/md.texi (Output Template, Define Constraints)
12209 (Standard Names, Insn Splitting): Likewise.
12210 * doc/options.texi (Option properties): Likewise.
12211 * doc/passes.texi (Tree-SSA passes): Likewise.
12212 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12213 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12214 (File Names and DBX): Likewise.
12215 * doc/trouble.texi (Incompatibilities): Likewise.
12217 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12219 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12220 instruction is correct.
12222 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12224 Allow non-constant arguments to conversion intrinsics.
12225 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12226 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12227 * spu.c (print_operand): Handle 'v' and 'w'.
12228 (exp2_immediate_p, spu_gen_exp2): Define.
12229 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12230 spu_convtf_1): Update parameter descriptions.
12231 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12232 * constraints.md ('v', 'w'): New.
12233 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12235 (i2f, I2F): New define_mode_attr.
12236 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12237 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12238 fixuns_truncv4sfv4si2): Update to use mode attribute.
12239 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12240 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12241 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12242 patterns for combine.
12244 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12246 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12247 (cprop, hoist, pre, store_motion): New debug counters.
12248 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12249 is not an RTL pass anymore.
12250 (pass_profiling): Remove extern decl for pass removed in 2005.
12251 (pass_gcse, pass_jump_bypass): Remove.
12252 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12253 to 0 for clean state.
12254 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12255 * cse.c (gate_handle_cse_after_global_opts,
12256 rest_of_handle_cse_after_global_opts): New functions.
12257 (pass_cse_after_global_opts): New pass, does local CSE.
12258 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12259 (TV_CPROP): New timevar.
12260 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12261 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12262 (gcse_main, recompute_all_luids): Remove.
12263 (compute_hash_table_work): Call max_reg_num instead of reading
12265 (cprop_jump): Don't set run_jump_opt_after_gcse.
12266 (constprop_register): Always allow to alter jumps.
12267 (cprop_insn): Likewise.
12268 (do_local_cprop): Likewise.
12269 (local_cprop_pass): Likewise. Return non-zero if something changed.
12270 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12271 (find_implicit_sets): Add note about missed optimization opportunity.
12272 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12273 pass_rtl_cprop execute function.
12274 Don't bother tracking the pass number, each pass gets its own dumpfile
12276 Always allow to alter jumpsand bypass jumps.
12277 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12278 will just find no suitable set.
12279 (pre_edge_insert): Fix dumping, this function is for PRE only.
12280 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12281 pass_rtl_pre execute function.
12282 (hoist_code): Return non-zero if something changed. Keep track of
12283 substitutions and insertions for statistics gathering similar to PRE.
12284 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12285 called from the pass_rtl_hoist execute function. Show pass statistics.
12286 (compute_store_table): Use max_reg_num directly instead of using the
12287 formerly global max_gcse_regno.
12288 (build_store_vectors): Likewise.
12289 (replace_store_insn): Fix dumping.
12290 (store_motion): Rename to ...
12291 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12292 pass, called from the pass_rtl_store_motion execute function. Keep
12293 track of substitutions and insertions for statistics gathering similar
12295 (bypass_jumps): Remove, fold interesting bits into ...
12296 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12297 from the pass_rtl_cprop execute function.
12298 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12299 pass_jump_bypass): Remove.
12300 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12301 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12302 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12303 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12304 (gate_rtl_store_motion, execute_rtl_store_motion,
12305 pass_rtl_store_motion): New.
12306 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12307 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12308 * passes.c (init_optimization_passes): Remove pass_gcse and
12309 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12310 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12311 instead of pass_jump_bypass.
12313 2009-04-27 Richard Guenther <rguenther@suse.de>
12315 PR middle-end/39928
12316 * gimplify.c (gimplify_expr): If we are required to create
12317 a temporary make sure it ends up as register.
12319 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12322 * config/i386/i386.c (construct_container): Don't call
12323 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12324 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12326 2009-04-27 Michael Matz <matz@suse.de>
12328 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12329 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12330 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12331 (dump_replaceable_exprs): Take a bitmap.
12332 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12334 (expand_gimple_basic_block): Likewise.
12335 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12336 replaceable_expressions member a bitmap.
12337 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12338 (mark_replaceable): Likewise.
12339 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12340 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12342 2009-04-27 Richard Guenther <rguenther@suse.de>
12344 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12345 (verify_stmts): Dispatch to gimple/type verification code.
12346 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12347 issue with call argument types.
12349 2009-04-27 Michael Matz <matz@suse.de>
12351 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12352 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12355 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12356 Eric Botcazou <ebotcazou@adacore.com>
12358 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12359 a label's basic block.
12360 (mark_target_live_regs): Tidy and rework obsolete comments.
12361 Change back DF problem to LIVE. If a label starts a basic block,
12362 assume that all registers that used to be live then still are.
12363 (init_resource_info): If a label starts a basic block, set its
12364 BLOCK_FOR_INSN accordingly.
12365 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12367 2009-04-27 Richard Guenther <rguenther@suse.de>
12369 * tree-flow-inline.h (function_ann): Remove.
12370 (get_function_ann): Likewise.
12371 * tree-dfa.c (create_function_ann): Remove.
12372 * tree-flow.h (struct static_var_ann_d): Remove.
12373 (struct function_ann_d): Likewise.
12374 (union tree_ann_d): Remove fdecl member.
12375 (function_ann_t): Remove.
12376 (function_ann, get_function_ann, create_function_ann): Remove
12379 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12381 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12383 2009-04-27 Jan Hubicka <jh@suse.cz>
12385 * ipa-pure-const.c (struct funct_state_d): New fields
12386 state_previously_known, looping_previously_known; remove
12387 state_set_in_source.
12388 (analyze_function): Use new fields.
12389 (propagate): Avoid assumption that state_set_in_source imply
12392 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12393 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12394 * cfgloop.h (finite_loop_p): Declare.
12396 2009-04-26 Michael Matz <matz@suse.de>
12398 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12400 2009-04-26 Michael Matz <matz@suse.de>
12402 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12403 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12404 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12405 pass_mark_used_blocks): Remove.
12406 * tree-optimize.c (pass_free_datastructures,
12407 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12408 * passes.c (init_optimization_passes): Don't call
12409 pass_mark_used_blocks, remove dead code.
12411 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12413 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12414 * tree-ssa-live.h (register_ssa_partition): Likewise.
12416 2009-04-26 Michael Matz <matz@suse.de>
12419 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12420 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12421 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12423 (compare_pairs): Swap cost comparison.
12424 (coalesce_ssa_name): Don't use change_partition_var.
12425 * tree-nrv.c (struct nrv_data): Add modified member.
12426 (finalize_nrv_r): Set it.
12427 (tree_nrv): Use it to update statements.
12428 (pass_nrv): Require PROP_ssa.
12429 * tree-mudflap.c (mf_decl_cache_locals,
12430 mf_build_check_statement_for): Use make_rename_temp.
12431 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12432 * alias.c (find_base_decl): Handle SSA names.
12433 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12434 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12435 * rtl.h (set_reg_attrs_for_parm): Declare.
12436 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12437 to "optimized", remove unused locals at finish.
12438 (execute_free_datastructures): Make global, call
12439 delete_tree_cfg_annotations.
12440 (execute_free_cfg_annotations): Don't call
12441 delete_tree_cfg_annotations.
12443 * ssaexpand.h: New file.
12444 * expr.c (toplevel): Include ssaexpand.h.
12445 (expand_assignment): Handle SSA names the same as register variables.
12446 (expand_expr_real_1): Expand SSA names.
12447 * cfgexpand.c (toplevel): Include ssaexpand.h.
12448 (SA): New global variable.
12449 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12450 (SSAVAR): New macro.
12451 (set_rtl): New helper function.
12452 (add_stack_var): Deal with SSA names, use set_rtl.
12453 (expand_one_stack_var_at): Likewise.
12454 (expand_one_stack_var): Deal with SSA names.
12455 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12456 before unique numbers.
12457 (expand_stack_vars): Use set_rtl.
12458 (expand_one_var): Accept SSA names, add asserts for them, feed them
12459 to above subroutines.
12460 (expand_used_vars): Expand all partitions (without default defs),
12461 then only the local decls (ignoring those expanded already).
12462 (expand_gimple_cond): Remove edges when jumpif() expands an
12463 unconditional jump.
12464 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12465 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12467 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12468 members of SA; deal with PARM_DECL partitions here; expand
12469 all PHI nodes, free tree datastructures and SA. Commit instructions
12470 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12471 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12472 info and statements at start, collect garbage at finish.
12473 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12474 (VAR_ANN_PARTITION) Remove.
12475 (change_partition_var): Don't declare.
12476 (partition_to_var): Always return SSA names.
12477 (var_to_partition): Only accept SSA names.
12478 (register_ssa_partition): Only check argument.
12479 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12481 (delete_var_map): Don't free it.
12482 (var_union): Only accept SSA names, simplify.
12483 (partition_view_init): Mark only useful SSA names as used.
12484 (partition_view_fini): Only deal with SSA names.
12485 (change_partition_var): Remove.
12486 (dump_var_map): Use ssa_name instead of partition_to_var member.
12487 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12489 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12490 (struct _elim_graph): New member const_dests; nodes member vector of
12492 (set_location_for_edge): New static helper.
12493 (create_temp): Remove.
12494 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12495 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12496 (new_elim_graph): Allocate const_dests member.
12497 (clean_elim_graph): Truncate const_dests member.
12498 (delete_elim_graph): Free const_dests member.
12499 (elim_graph_size): Adapt to new type of nodes member.
12500 (elim_graph_add_node): Likewise.
12501 (eliminate_name): Likewise.
12502 (eliminate_build): Don't take basic block argument, deal only with
12503 partition numbers, not variables.
12504 (get_temp_reg): New static helper.
12505 (elim_create): Use it, deal with RTL temporaries instead of trees.
12506 (eliminate_phi): Adjust all calls to new signature.
12507 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12508 (rewrite_trees): Only do checking.
12509 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12510 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12511 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12512 contains_tree_r, MAX_STMTS_IN_LATCH,
12513 process_single_block_loop_latch, analyze_edges_for_bb,
12514 perform_edge_inserts): Remove.
12515 (expand_phi_nodes): New global function.
12516 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12517 functions, initialize new parameter, remember partitions having a
12519 (finish_out_of_ssa): New global function.
12520 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12521 don't reset in_ssa_p here, don't disable TER when mudflap.
12522 (pass_del_ssa): Remove.
12523 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12525 (execute_free_datastructures): Declare.
12526 * Makefile.in (SSAEXPAND_H): New variable.
12527 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12528 * basic-block.h (commit_one_edge_insertion): Declare.
12529 * passes.c (init_optimization_passes): Move pass_nrv and
12530 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12531 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12532 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12533 (redirect_branch_edge): Deal with super block when expanding, split
12534 out jump patching itself into ...
12535 (patch_jump_insn): ... here, new static helper.
12537 2009-04-26 Michael Matz <matz@suse.de>
12539 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12540 beyond num_ssa_names.
12541 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12542 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12544 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12546 PR inline-asm/39543
12547 * fwprop.c (forward_propagate_asm): New function.
12548 (forward_propagate_and_simplify): Propagate also into __asm, if it
12549 doesn't increase the number of referenced registers.
12552 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12554 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12556 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12557 note_nonlocal_vla_type for nonlocal VLAs.
12558 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12559 contains_remapped_vars, remap_vla_decls): New functions.
12560 (convert_nonlocal_reference_stmt): If not optimizing, call
12561 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12562 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12563 if it wasn't found in var_map.
12564 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12565 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12566 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12568 * gimplify.c (nonlocal_vlas): New variable.
12569 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12571 (gimplify_body): Create and destroy nonlocal_vlas.
12573 * dwarf2out.c (loc_descr_plus_const): New function.
12574 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12575 mem_loc_descriptor, loc_descriptor_from_tree_1,
12576 descr_info_loc, gen_variable_die): Use it.
12578 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12579 !TREE_STATIC VAR_DECLs.
12580 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12581 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12582 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12583 DECL_BY_REFERENCE is valid.
12584 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12585 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12586 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12587 Copy DECL_BY_REFERENCE.
12588 (struct nesting_copy_body_data): New type.
12589 (nesting_copy_decl): New function.
12590 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12591 if they have variable length.
12593 2009-04-26 Michael Matz <matz@suse.de>
12595 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12596 mark new temporaries for renaming.
12598 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12601 * c-decl.c (global_bindings_p): Return negative value.
12602 (c_variable_size): New. Based on variable_size from
12604 (grokdeclarator): Call c_variable_size not variable_size.
12606 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12608 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12610 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12612 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12613 Redefine it to just use mingw/include.
12614 (ASM_SPEC): Rules for -m32 and -m64.
12615 (LINK_SPEC): Use Likewise.
12616 (SPEC_32): New define.
12617 (SPEC_64): Likewise.
12618 (SUB_LINK_SPEC): Likewise.
12619 (MULTILIB_DEFAULTS): New define.
12620 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12621 Add multilib options.
12622 (MULTILIB_DIRNAMES): Likewise.
12623 (MULTILIB_OSDIRNAMES): Likewise.
12624 (LIBGCC): Likewise.
12625 (INSTALL_LIBGCC): Likewise.
12627 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12630 * c-tree.h (enum c_inline_static_type): New.
12631 (record_inline_static): Declare.
12632 * c-decl.c (struct c_inline_static, c_inline_statics,
12633 record_inline_static, check_inline_statics): New.
12634 (pop_file_scope): Call check_inline_statics.
12635 (start_decl): Call record_inline_static instead of pedwarning
12636 directly for static in inline function.
12637 * c-typeck.c (build_external_ref): Call record_inline_static
12638 instead of pedwarning directly for static referenced in inline
12641 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12643 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12644 not new but only being rescanned.
12645 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12646 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12647 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12648 record_set_info, compute_set, grealloc): Remove.
12649 (recompute_all_luids): New function.
12650 (gcse_main): Don't compute sets, and don't do related memory
12651 allocations/free-ing. If something changed before the end of the
12652 pass, update LUIDs using recompute_all_luids.
12653 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12654 (free_gcse_mem): Don't free it either.
12655 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12656 Use the df insn LUIDs.
12657 (load_killed_in_block): Likewise.
12658 (compute_hash_table_work): Don't compute reg_set_in_block.
12659 (compute_transp): Use DF_REG_DEF_CHAINs.
12660 (local_cprop_pass): Don't use compute_sets and related functions.
12661 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12662 Use get_max_uid() instead of max_cuid.
12663 (insert_insn_end_basic_block, pre_insert_copy_insn,
12664 update_ld_motion_stores): Don't try to
12665 keep reg_set tables up to date.
12666 (pre_insert_copies): Use df insn LUIDs.
12667 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12668 (reg_set_info): Don't use extra bitmap argument.
12669 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12670 information to compute regs_set_in_block.
12671 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12672 (bypass_jumps): Don't use compute_sets and friends.
12674 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12677 * opts.c (undocumented_msg): Do not leave blank even with
12680 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12682 * c-decl.c (build_enumerator): Allow values folding to integer
12683 constants but not integer constant expressions with a pedwarn if
12686 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12689 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12690 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12691 type is an integer constant.
12693 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12696 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12699 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12702 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12703 with variably modified return type and no storage class
12704 specifiers, except for the case of nested functions. Distinguish
12705 extern declarations of functions with variably modified return
12706 types from those of objects with variably modified types.
12708 2009-04-25 Jan Hubicka <jh@suse.cz>
12710 * tree.c (list_equal_p): New function.
12711 * tree.h (list_equal_p): Declare.
12712 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12713 basic_block_def, basic_block, const_basic_block): New.
12714 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12715 (redirect_eh_edge): New function.
12716 (make_eh_edge_update_phi): EH edges are not abnormal.
12717 * except.c: Include tree-flow.h.
12718 (list_match): New function.
12719 (eh_region_replaceable_by_p): New function.
12720 (replace_region): New function.
12721 (hash_type_list): New function.
12722 (hash_eh_region): New function.
12723 (eh_regions_equal_p): New function.
12724 (merge_peers): New function.
12725 (remove_unreachable_regions): Verify EH tree when checking;
12727 (copy_eh_region_1): New function.
12728 (copy_eh_region): New function.
12729 (push_reachable_handler): New function.
12730 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12731 regions without label but with live RESX.
12732 * except.h (redirect_eh_edge_to_label): New.
12733 * tree-flow.h (redirect_eh_edge): New.
12734 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12735 basic_block_def, basic_block, const_basic_block): Remove.
12736 * Makefile.in (except.o): Add dependency on tree-flow.h
12737 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12738 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12741 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12744 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12745 on the destination of memcpy.
12747 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12749 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12750 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12751 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12753 2009-04-25 Jan Hubicka <jh@suse.cz>
12755 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12756 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12757 to be reached by different label than left.
12758 (update_eh_edges): Update comment; remove edge_to_remove if possible
12759 and return true if suceeded.
12760 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12761 (cleanup_eh): Compute sharing map.
12762 * except.c (remove_eh_handler_and_replace): Add argument if we should
12764 (remove_unreachable_regions): Update for label sharing.
12765 (label_to_region_map): Likewise.
12766 (get_next_region_sharing_label): New function.
12767 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12769 (remove_eh_handler): Update.
12770 (remove_eh_region_and_replace_by_outer_of): New function.
12771 * except.h (struct eh_region): Add next_region_sharing_label.
12772 (remove_eh_region_and_replace_by_outer_of,
12773 get_next_region_sharing_label): Declare.
12774 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12776 2009-04-25 Jan Hubicka <jh@suse.cz>
12778 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12779 insert code even if they are not critical.
12781 2009-04-25 Jan Hubicka <jh@suse.cz>
12783 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12784 (gimple_can_remove_branch_p): EH edges won't remove branch by
12786 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12787 updating of non-abnormal EH edges.
12788 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12789 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12790 (split_critical_edges): Split also edges where emitting code on them
12791 will lead to splitting later.
12793 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12794 H.J. Lu <hongjiu.lu@intel.com>
12797 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12798 the configured assembler supports fildq and fistpq mnemonics.
12799 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12800 * configure: Regenerated.
12801 * config.in: Ditto.
12803 * config/i386/i386.c (print_operand): Handle 'Z'.
12804 ['z']: Remove handling of special fild/fist suffixes.
12805 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12806 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12807 suffix of fild insn.
12808 (*floatsi<mode>2_vector_mixed): Ditto.
12809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12810 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12811 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12812 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12813 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12815 2009-04-25 Ben Elliston <bje@au.ibm.com>
12817 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12818 the source of a set operation.
12820 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12822 * target.h (struct gcc_target): Add case_values_threshold field.
12823 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12824 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12825 * targhooks.c (default_case_values_threshold): New function.
12826 * targhooks.h (default_case_values_threshold): Declare function.
12827 * stmt.c (expand_case): Use case_values_threshold target hook.
12828 * expr.h (case_values_threshold): Remove declartation.
12829 * expr.c (case_values_threshold): Remove function.
12830 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12832 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12833 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12834 (avr_case_values_threshold): Declare as static.
12835 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12837 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12838 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12839 (mn10300_case_values_threshold): New function.
12841 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12843 * ira.c (setup_cover_and_important_classes): Add enum cast.
12845 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12847 * genpreds.c (write_enum_constraint_num): Output definition of
12848 CONSTRAINT_NUM_DEFINED_P macro.
12849 * ira.c (setup_cover_and_important_classes): Use
12850 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12852 2009-04-24 DJ Delorie <dj@redhat.com>
12854 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12855 __SH2A_SINGLE_ONLY__ also.
12857 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12859 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12860 (movdf_internal): Ditto.
12861 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12862 SFmode and DFmode constants.
12863 (ia64_print_operand): Add 'G' format for printing
12864 floating point constants.
12866 2009-04-24 Richard Guenther <rguenther@suse.de>
12868 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12869 from unsigned additions.
12871 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12873 * c-typeck.c (set_init_index): Allow array designators that are
12874 not integer constant expressions with a pedwarn if pedantic.
12876 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12878 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12879 zero if no overlap in nonzero bits between the operands.
12881 2009-04-24 Ian Lance Taylor <iant@google.com>
12883 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12884 (record_dead_and_set_regs): Likewise.
12885 * df.h (struct df_mw_hardreg): Change flags field to int.
12886 (struct df_base_ref): Likewise.
12887 (struct df): Change changeable_flags field to int.
12888 * df-scan.c (df_defs_record): Change clobber_flags to int.
12889 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12890 constants rather than #define macros.
12891 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12892 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12893 (enum dwarf_calling_convention): Likewise.
12894 (enum dwarf_line_number_x_ops): Likewise.
12895 (enum dwarf_call_frame_info): Likewise.
12896 (enum dwarf_source_language): Likewise.
12897 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12898 (add_calling_convention_attribute): Likewise.
12899 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12900 (combine_comparisons): Change compcode to int. Add cast to enum type.
12901 * genrecog.c (maybe_both_true_2): Change c to int.
12902 (write_switch): Likewise. Add cast to enum type.
12903 * gimplify.c (gimplify_omp_for): Handle return values from
12904 gimplify_expr using MIN rather than bitwise or.
12905 (gimplify_expr): Add cast to enum type.
12906 * ipa-prop.c (update_jump_functions_after_inlining): Change
12907 IPA_BOTTOM to IPA_JF_UNKNOWN.
12908 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12909 Add casts to enum type.
12910 (setup_cover_and_important_classes): Change cl to int. Add casts
12912 (setup_class_translate): Change cl and mode to int.
12913 (ira_init_once): Change mode to int.
12914 (free_register_move_costs): Likewise.
12915 (setup_prohibited_mode_move_regs): Add casts to enum type.
12916 * langhooks.c (add_builtin_function_common): Rework assertion that
12917 value fits bitfield.
12918 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12919 * omega.c (omega_do_elimination): Avoid math on enum types.
12920 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12921 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12922 int local to handle integral_argment value.
12923 * regmove.c (try_auto_increment): Change PUT_MODE to
12925 * reload.c (push_secondary_reload): Add casts to enum type.
12926 (secondary_reload_class, find_valid_class): Likewise.
12927 * reload1.c (emit_input_reload_insns): Likewise.
12928 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12929 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12930 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12932 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12933 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12935 (expand_complex_libcall): Add casts to enum type.
12936 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12937 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12938 with ERROR_MARK, not NUM_TREE_CODES.
12939 (vect_create_epilog_for_reduction): Likewise.
12940 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12941 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12942 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12944 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12945 vect_unused_in_loop. Change 0 to loop_vect.
12946 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12947 * var-tracking.c (get_init_value): Change return type to enum
12949 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12950 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12952 (arm_override_options): Add casts to enum type.
12953 (arm_emit_tls_decoration): Likewise.
12954 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12956 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12957 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12958 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12960 * config/s390/s390.c (code_for_builtin_64): Change to array of
12962 (code_for_builtin_31): Likewise.
12963 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12965 * config/sparc/sparc.c (sparc_override_options): Change value
12966 field in struct code_model to enum cmodel. In initializer change
12967 0 to NULL and add cast to enum type.
12969 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12970 Change all callers. Issue a -Wc++-compat warning using
12971 lhs_origtype if necessary.
12972 (convert_for_assignment): Issue -Wc++-compat warnings about
12973 invalid conversions to enum type on assignment.
12974 * c-common.h (build_modify_expr): Update declaration.
12976 2009-04-24 Nick Clifton <nickc@redhat.com>
12978 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12979 (function_arg_advance): Likewise.
12980 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12983 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12985 * config/s390/constraints.md ('I', 'J'): Fix condition.
12987 2009-04-24 Diego Novillo <dnovillo@google.com>
12989 * gengtype-parse.c (parse_error): Add newline after message.
12991 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12993 * config/i386/sse.md (avxmodesuffixs): Removed.
12994 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12995 (*avx_pinsr<ssevecsize>): This.
12997 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12999 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13000 follow chains of regs with a single definition, and allow expressions
13001 that are function_invariant_p.
13002 (simple_rhs_p): Allow expressions that are function_invariant_p.
13004 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13006 PR middle-end/39867
13007 * fold-const.c (fold_cond_expr_with_comparison): When folding
13008 > and >= to MAX, make sure the MAX uses the same type as the
13009 comparison's operands.
13011 2009-04-24 Nick Clifton <nickc@redhat.com>
13013 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13014 addressing for DImode accesses.
13015 (frv_print_operand_address): Handle PLUS case.
13016 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13018 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13020 PR rtl-optimization/39794
13021 * alias.c (canon_true_dependence): Add x_addr argument.
13022 * rtl.h (canon_true_dependence): Adjust prototype.
13023 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13024 * cselib.c (cselib_invalidate_mem): Likewise.
13025 * gcse.c (compute_transp): Likewise.
13026 * dse.c (scan_reads_nospill): Likewise.
13027 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13028 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13029 canon_base_addr of the group, plus optional offset.
13030 (struct group_info): Rename canon_base_mem to
13032 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13033 canon_rtx of base_mem.
13035 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13037 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13038 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13040 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13042 * config/spu/spu-builtins.h: Delete file.
13044 * config/spu/spu.h (enum spu_builtin_type): Move here from
13046 (struct spu_builtin_description): Likewise. Add GTY marker.
13047 Do not use enum spu_function_code or enum insn_code.
13048 (spu_builtins): Add extern declaration.
13050 * config/spu/spu.c: Do not include "spu-builtins.h".
13051 (enum spu_function_code, enum spu_builtin_type_index,
13052 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13053 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13054 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13055 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13056 (spu_builtin_types): Make static. Add GTY marker.
13057 (spu_builtins): Add extern declaration with GTY marker.
13058 Include "gt-spu.h".
13060 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13061 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13062 Check programmatically whether all parameters are scalar.
13064 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13066 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13068 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13069 assignment from the constructor either if the target is volatile.
13071 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13073 * config/arm/arm.md (insv): Do not share operands[0].
13075 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13077 * config/vxlib-tls.c (active_tls_threads): Delete.
13078 (delete_hook_installed): New.
13079 (tls_delete_hook): Don't delete the delete hook.
13080 (tls_destructor): Delete it here.
13081 (__gthread_set_specific): Adjust installing the delete hook.
13082 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13083 __gthread_leave_tsd_dtor_context.
13085 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13087 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13089 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13091 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13093 (alpha_rtx_costs): Ditto.
13094 (emit_unlikely_jump): Use add_reg_note.
13095 (emit_frame_store_1): Ditto.
13096 (alpha_expand_prologue): Ditto.
13097 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13098 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13100 2009-04-23 Nick Clifton <nickc@redhat.com>
13102 * config/v850/v850.md (epilogue): Remove suppressed code.
13103 (return): Rename to return_simple and remove test of frame size.
13104 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13105 to gen_return_simple.
13107 2009-04-22 Jing Yu <jingyu@google.com>
13110 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13112 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13115 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13116 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13117 value is a VECTOR_CST, the element type is the element type of the
13120 2009-04-22 DJ Delorie <dj@redhat.com>
13122 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13124 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13126 * alias.c (find_base_term): Move around LO_SUM case, so that
13127 CONST falls through into PLUS/MINUS handling.
13130 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13131 into 0, use omit_one_operand.
13133 2009-04-23 Ben Elliston <bje@au.ibm.com>
13135 * config/rs6000/linux-unwind.h (get_regs): Remove type
13136 puns. Change the type of `pc' to an array of unsigned ints and
13137 update all users. Constify frame24.
13139 2009-04-22 DJ Delorie <dj@redhat.com>
13141 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13142 declarations before code.
13143 (current_function_special_page_vector): Likewise.
13144 (m32c_expand_insv): Silence a warning.
13146 2009-04-21 Taras Glek <tglek@mozilla.com>
13148 * alias.c: Update GTY annotations to new syntax.
13149 * basic-block.h: Likewise.
13150 * bitmap.h: Likewise.
13151 * c-common.h: Likewise.
13152 * c-decl.c: Likewise.
13153 * c-parser.c: Likewise.
13154 * c-pragma.c: Likewise.
13155 * c-tree.h: Likewise.
13156 * cfgloop.h: Likewise.
13157 * cgraph.h: Likewise.
13158 * config/alpha/alpha.c: Likewise.
13159 * config/arm/arm.h: Likewise.
13160 * config/avr/avr.h: Likewise.
13161 * config/bfin/bfin.c: Likewise.
13162 * config/cris/cris.c: Likewise.
13163 * config/darwin.c: Likewise.
13164 * config/frv/frv.c: Likewise.
13165 * config/i386/i386.c: Likewise.
13166 * config/i386/i386.h: Likewise.
13167 * config/i386/winnt.c: Likewise.
13168 * config/ia64/ia64.h: Likewise.
13169 * config/iq2000/iq2000.c: Likewise.
13170 * config/mips/mips.c: Likewise.
13171 * config/mmix/mmix.h: Likewise.
13172 * config/pa/pa.c: Likewise.
13173 * config/pa/pa.h: Likewise.
13174 * config/rs6000/rs6000.c: Likewise.
13175 * config/s390/s390.c: Likewise.
13176 * config/sparc/sparc.c: Likewise.
13177 * config/xtensa/xtensa.c: Likewise.
13178 * cselib.h: Likewise.
13179 * dbxout.c: Likewise.
13180 * dwarf2out.c: Likewise.
13181 * except.c: Likewise.
13182 * except.h: Likewise.
13183 * fixed-value.h: Likewise.
13184 * function.c: Likewise.
13185 * function.h: Likewise.
13186 * gimple.h: Likewise.
13187 * integrate.c: Likewise.
13188 * optabs.c: Likewise.
13189 * output.h: Likewise.
13190 * real.h: Likewise.
13192 * stringpool.c: Likewise.
13193 * tree-data-ref.c: Likewise.
13194 * tree-flow.h: Likewise.
13195 * tree-scalar-evolution.c: Likewise.
13196 * tree-ssa-address.c: Likewise.
13197 * tree-ssa-alias.h: Likewise.
13198 * tree-ssa-operands.h: Likewise.
13199 * tree.c: Likewise.
13200 * tree.h: Likewise.
13201 * varasm.c: Likewise.
13202 * varray.h: Likewise.
13204 * coretypes.h: Do not define GTY macro if it is already defined.
13205 * doc/gty.texi: Update GTY documentation to new syntax.
13206 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13207 annotations on structs.
13208 * gengtype-parse.c: Likewise.
13210 2009-04-22 Mark Heffernan <meheff@google.com>
13212 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13214 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13216 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13219 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13221 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13222 the same as a PLUS without a shift. Increase the cost of a
13225 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13227 * Makefile.in: Update dependencies.
13228 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13229 * errors.h: Remove bogus comment about compatibility.
13230 (warning): Update declaration.
13231 * genautomata.c: Update all calls to warning.
13232 * gimple.c: Do not include errors.h. Include toplev.h.
13233 * tree-ssa-structalias.c: Do not include errors.h.
13234 * omega.c: Likewise.
13235 * tree-ssa-reassoc.c: Likewise.
13236 * config/spu/spu-c.c: Likewise.
13237 * config/spu/t-spu-elf: Update dependencies.
13239 2009-04-22 Richard Guenther <rguenther@suse.de>
13241 PR tree-optimization/39824
13242 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13243 make sure the types are compatible.
13245 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13248 * c-common.c (c_parse_error): Take a token_flags parameter.
13249 Use token_type for the token type instead.
13250 Pass token_flags to cpp_type2name.
13251 * c-common.h (c_parse_error): Update declaration.
13252 * c-parser.c (c_parser_error): Pass 0 as token flags.
13254 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13256 PR rtl-optimization/39580
13257 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13259 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13261 * function.c (expand_function_end): Do not emit a jump to the "naked"
13262 return label for fall-through returns.
13263 * except.c (sjlj_emit_function_exit): Always place the call to the
13264 unregister function at the location installed by expand_function_end.
13266 2009-04-22 Richard Guenther <rguenther@suse.de>
13268 PR tree-optimization/39845
13269 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13270 (gen_inbound_check): Likewise.
13272 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13274 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13276 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13277 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13279 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13281 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13282 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13283 shift counts to avoid out-of-bounds array accesses.
13285 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13287 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13288 (Pmode): Move above.
13290 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13292 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13293 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13294 GET_CODE macro. Use IN_RANGE macro where appropriate.
13295 * config/alpha/alpha.h: Ditto.
13296 * config/alpha/alpha.md: Ditto.
13297 * config/alpha/constraints.md: Ditto.
13298 * config/alpha/predicates.md: Ditto.
13300 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13302 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13303 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13304 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13305 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13306 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13307 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13308 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13309 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13310 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13311 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13312 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13313 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13314 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13315 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13316 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13317 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13318 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13319 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13320 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13321 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13322 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13323 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13324 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13325 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13326 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13327 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13328 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13330 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13332 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13333 references from comments.
13334 * cfgbuild.c: (count_basic_blocks): Delete.
13335 (find_basic_blocks_1): Delete.
13336 (find_basic_blocks): Delete.
13337 * except.c (finish_eh_generation): Make static. Move comment from
13338 except.h here. Remove find_basic_blocks references from comments.
13339 * except.h (finish_eh_generation): Delete.
13340 * basic-block.h (find_basic_blocks): Delete.
13341 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13343 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13345 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13346 (sdbout_parms): Likewise.
13348 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13350 * config/sh/sh.c (prepare_cbranch_operands): Use
13351 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13352 (expand_cbranchdi4): Likewise.
13353 (from_compare): Add cast to enum type.
13354 (expand_cbranchsi4): Use add_reg_note.
13355 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13356 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13357 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13358 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13359 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13360 instead of CODE_FOR_nothing.
13361 (cbranchdi4): Likewise. Fix the order of arguments for
13363 (push_fpscr): Use add_reg_note.
13364 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13365 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13367 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13369 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13370 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13371 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13372 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13373 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13374 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13375 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13376 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13377 config/alpha/x-vms, config/arc/t-arc,
13378 config/arm/README-interworking, config/arm/arm-c.c,
13379 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13380 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13381 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13382 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13383 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13384 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13385 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13386 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13387 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13388 config/cris/t-elfmulti, config/crx/t-crx,
13389 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13390 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13391 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13392 config/h8300/t-h8300, config/i386/athlon.md,
13393 config/i386/darwin-libgcc.10.4.ver,
13394 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13395 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13396 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13397 config/i386/t-linux64, config/i386/t-nwld,
13398 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13399 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13400 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13401 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13402 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13403 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13404 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13405 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13406 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13407 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13408 config/m68k/t-uclinux, config/mcore/t-mcore,
13409 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13410 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13411 config/mips/crtn.asm, config/mips/irix-crti.asm,
13412 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13413 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13414 config/mips/mips-fixed.md, config/mips/sb1.md,
13415 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13416 config/mips/t-iris6, config/mips/t-isa3264,
13417 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13418 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13419 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13420 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13421 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13422 config/mn10300/t-linux, config/mn10300/t-mn10300,
13423 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13424 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13425 config/picochip/libgccExtras/clzsi2.asm,
13426 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13427 config/rs6000/darwin-libgcc.10.4.ver,
13428 config/rs6000/darwin-libgcc.10.5.ver,
13429 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13430 config/rs6000/t-aix43, config/rs6000/t-aix52,
13431 config/rs6000/t-darwin, config/rs6000/t-fprules,
13432 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13433 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13434 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13435 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13436 config/rs6000/t-rtems, config/rs6000/t-spe,
13437 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13438 config/score/t-score-elf, config/sh/divcost-analysis,
13439 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13440 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13441 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13442 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13443 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13444 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13445 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13446 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13447 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13448 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13449 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13450 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13451 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13452 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13453 * config/h8300/genmova.sh: Include copyright and license notices
13454 in generated output.
13455 * config/h8300/mova.md: Regenerate.
13456 * doc/install.texi2html: Include word "Copyright" in copyright
13457 notice and use name "Free Software Foundation, Inc.".
13458 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13459 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13460 ChangeLog-2007, ChangeLog-2008: Correct dates.
13462 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13464 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13465 NE_EXPR operations as well.
13466 * c-parser.c (c_parser_condition): Do not set location information on
13468 (c_parser_conditional_expression): Likewise.
13469 (c_parser_binary_expression): Set location information on operators.
13470 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13471 TRUTH_NOT_EXPR has been folded.
13472 * fold-const.c (fold_truth_not_expr): Copy location information from
13473 the incoming expression to the outgoing one.
13474 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13475 recursive calls on the LHS of the operator but pass that of the
13476 operator to recursive calls on the RHS of the operator. Set it
13478 (shortcut_cond_expr): Set the locus of the operator on the second
13479 COND_EXPR and that of the expression on the first in degenerate cases.
13480 Pass the locus of the expression to calls to shortcut_cond_r.
13481 Set the locus of the 'then' block on the associated jump, if any.
13482 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13483 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13484 expression to call to gimplify_boolean_expr.
13486 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13488 * config.gcc: Add additional configuration for
13489 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13490 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13491 (CPP_SPEC): Redefine for allowing -municode option.
13492 (STARTFILE_SPEC): Likewise.
13493 * config/i386/t-mingw-w64: New.
13494 * config/i386/mingw-w64.opt: New.
13495 (municode): Add new target option.
13496 * doc/invoke.texi (municode): Add documentation for new option.
13498 2009-04-21 Ian Lance Taylor <iant@google.com>
13500 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13501 Correct test for number of arguments.
13502 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13504 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13506 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13507 argument of emit_library_call.
13509 2009-04-21 Richard Guenther <rguenther@suse.de>
13511 PR middle-end/39829
13512 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13513 inside VIEW_CONVERT_EXPRs.
13515 2009-04-21 Martin Jambor <mjambor@suse.cz>
13517 * tree-switch-conversion.c (build_constructors): Split a long line.
13518 (constructor_contains_same_values_p): New function.
13519 (build_one_array): Create assigns of constants if possible, do not
13520 call mark_sym_for_renaming, call update_stmt.
13521 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13522 make_rename_temp. Do not call mark_symbols_for_renaming, call
13524 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13525 find_new_referenced_vars, call update_stmt.
13526 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13527 instead of calling make_rename_temp. Do not call
13528 find_new_referenced_vars or mark_symbols_for_renaming, call
13531 2009-04-21 Richard Guenther <rguenther@suse.de>
13533 PR tree-optimization/39827
13534 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13535 (tree_ssa_phiprop): Pass the correct array size.
13537 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13539 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13541 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13544 * c-typeck.c (lvalue_p): Move declaration ...
13545 * c-common.h (lvalue_p): ... to here.
13546 * c-common.c (candidate_equal_p): New.
13547 (add_tlist): Use it.
13548 (merge_tlist): Use it.
13549 (warn_for_collisions_1): Likewise.
13550 (warning_candidate_p): Accept more candidates.
13551 (verify_tree): A warning candidate can be an expression. Use
13554 2009-04-21 Ben Elliston <bje@au.ibm.com>
13557 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13558 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13559 options. Remove -mcall-solaris documentation.
13561 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13564 * doc/invoke.texi (-Wlong-long): Update description.
13565 * c-lex (interpret_integer): Only warn if there was no previous
13566 overflow and -Wlong-long is enabled.
13567 * c-decl.c (declspecs_add_type): Drop redundant flags.
13568 * c.opt (Wlong-long): Init to -1.
13569 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13570 and front-end warn_long_long. Wlong-long only depends on other
13571 flags if it is uninitialized.
13572 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13573 the same for CPP and FE.
13574 (restore_extension_diagnostics): Likewise.
13576 2009-04-20 Ian Lance Taylor <iant@google.com>
13578 Fix enum conversions which are invalid in C++:
13579 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13580 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13581 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13582 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13583 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13584 (dbxout_parms): Likewise.
13585 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13586 (df_clear_flags): Likewise.
13587 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13588 top_flag parameter to int.
13589 (df_chain_create_bb_process_use): Likewise.
13590 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13592 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13593 (df_ref_create_structure, df_def_record_1): Likewise.
13594 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13595 (df_notes_rescan): Change 0 to VOIDmode in function call.
13596 (df_get_call_refs, df_insn_refs_collect): Likewise.
13597 (df_bb_regs_collect): Likewise.
13598 (df_entry_block_defs_collect): Likewise.
13599 (df_exit_block_uses_collect): Likewise.
13600 * df.h: Update declarations.
13601 * double-int.c (double_int_divmod): Add cast to enum type.
13602 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13603 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13604 (based_loc_descr): Likewise.
13605 (loc_descriptor_from_tree_1): Change first_op and second_op to
13606 enum dwarf_location_atom. Add cast to enum type.
13607 * expmed.c (init_expmed): Change 0 to SET in function call.
13608 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13609 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13610 (do_store_flag): Likewise.
13611 * fixed-value.h (struct fixed_value): Change mode to enum
13613 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13614 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13616 (insert_insn_decl, insert_decl, insert_state): Likewise.
13617 (automata_list_finish): Likewise.
13618 * genrecog.c (process_define_predicate): Add cast to enum type.
13619 * gensupport.c (init_predicate_table): Add cast to enum type.
13620 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13622 (gimple_build_call_1, gimple_build_label): Likewise.
13623 (gimple_build_goto, gimple_build_asm_1): Likewise.
13624 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13625 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13626 (enum fallback): Rename from enum fallback_t.
13627 (fallback_t): Typedef as int.
13628 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13629 GSI_SAME_STMT in function call.
13630 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13632 (setup_reg_class_relations): Likewise.
13633 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13634 (setup_prohibited_class_mode_regs): Add cast to enum type.
13635 (setup_prohibited_mode_move_regs): Likewise.
13636 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13637 (record_address_regs): Change i to enum reg_class.
13638 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13639 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13640 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13641 (GET_MODE_2XWIDER_MODE): Likewise.
13642 (GET_CLASS_NARROWEST_MODE): Likewise.
13643 * omp-low.c (expand_omp_for): Add cast to enum type.
13644 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13645 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13646 * postreload.c (reload_cse_simplify_operands): Change rclass local
13648 * predict.c (combine_predictions_for_insn): Change best_predictor
13649 and predictor to enum br_predictor.
13650 (combine_predictions_for_bb): Likewise.
13651 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13652 use SET_PREDICT_EXPR_OUTCOME.
13653 * real.c (real_arithmetic): Change icode to code in function call.
13654 * reginfo.c (init_move_cost): Add casts to enum type.
13655 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13656 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13658 * reload.c (find_valid_class): Add casts to enum type.
13659 (push_reload): Change 0 to NO_REGS in function call.
13660 (find_reloads): Change this_alternative to array of enum
13661 reg_class. Remove some now-unnecessary casts.
13662 (make_memloc): Change 0 to VOIDmode in function call.
13663 * reload1.c (reload): Change 0 to VOIDmode in function call.
13664 (eliminate_regs_1, elimination_effects): Likewise.
13665 (eliminate_regs_in_insn): Likewise.
13666 (emit_input_reload_insns): Add cast to enum type.
13667 (delete_output_reload): Change 0 to VOIDmode in function call.
13668 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13669 to enum type in function call.
13670 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13671 (SET_PREDICT_EXPR_OUTCOME): Define.
13672 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13673 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13674 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13675 (dump_function): Likewise.
13676 * tree-dump.h: Update declarations.
13677 * tree-pass.h: Update declarations.
13678 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13679 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13681 (arm_rtx_costs_1): Correct parenthesization.
13682 (arm_rtx_costs): Add casts to enum type.
13683 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13684 (vfp_emit_fstmd): Use add_rg_note.
13685 (emit_multi_reg_push, emit_sfm): Likewise.
13686 (thumb_set_frame_pointer): Likewise.
13687 (arm_expand_prologue): Likewise.
13688 (arm_regno_class): Change return type to enum reg_class.
13689 (thumb1_expand_prologue): Use add_reg_note.
13690 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13691 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13693 * config/arm/gentune.sh: Add cast to enum type.
13694 * config/arm/arm-tune.md: Rebuild.
13695 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13696 (ix86_split_fp_branch, predict_jump): Likewise.
13697 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13698 insn_code to enum rtx_code.
13699 (ix86_builtin_vectorized_function): Add cast to enum type.
13700 * config/i386/i386.md (truncdfsf2): Change slot to enum
13702 (truncxf<mode>2, isinf<mode>2): Likewise.
13703 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13705 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13706 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13707 (insert_bundle_state): Change 1 to INSERT in function call.
13708 (ia64_add_bundle_selector_before): Likewise.
13709 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13710 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13711 (restore_stack_nonlocal): Likewise.
13712 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13714 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13716 (mips_rtx_costs): Likewise.
13717 (mips_override_options): Add casts to enum type.
13718 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13720 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13721 (store_reg, set_reg_plus_d): Likewise.
13722 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13723 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13725 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13727 (emit_unlikely_jump): Use add_reg_note.
13728 (rs6000_emit_allocate_stack): Likewise.
13729 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13730 (output_toc): Change 1 to INSERT in function call.
13731 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13732 (rs6000_initialize_trampoline): Likewise.
13733 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13735 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13736 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13737 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13738 (save_gprs): Use add_reg_note.
13739 (s390_emit_prologue): Likewise.
13740 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13741 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13742 (sparc_fold_builtin): Add cast to enum type.
13743 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13745 (spu_expand_prologue): Use add_reg_note.
13746 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13748 2009-04-20 Ian Lance Taylor <iant@google.com>
13750 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13751 (c_parser_postfix_expression_after_primary): Get VEC for list of
13752 arguments. Get original types of arguments. Call
13753 build_function_call_vec.
13754 (cached_expr_list_1, cached_expr_list_2): New static variables.
13755 (c_parser_expr_list): Change return type to VEC *. Add
13756 p_orig_types parameter. Change all callers.
13757 (c_parser_release_expr): New static function.
13758 (c_parser_vec_to_tree_list): New static function.
13759 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13760 call build_function_call_vec.
13761 (build_function_call_vec): New function, based on old
13762 build_function_call.
13763 (convert_arguments): Remove nargs and argarray parameters. Change
13764 values to a VEC. Add origtypes parameter.
13765 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13766 (convert_for_assignment): Add origtype parameter. Change all
13767 callers. If warn_cxx_compat, check for conversion to an enum
13768 type when calling a function.
13769 (store_init_value): Add origtype parameter. Change all callers.
13770 (digest_init): Likewise.
13771 (struct init_node): Add origtype field.
13772 (add_pending_init): Add origtype parameter. Change all callers.
13773 (output_init_element): Likewise.
13774 (output_pending_init_elements): Pass origtype from init_node to
13775 output_init_element.
13776 (process_init_element): Pass origtype from c_expr to
13777 output_init_element.
13778 (c_finish_return): Add origtype parameter. Change all callers.
13779 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13781 (sync_resolve_params): Likewise.
13782 (sync_resolve_return): Change params to first_param. Change caller.
13783 (resolve_overloaded_builtins): Change params to VEC *. Change
13784 callers. Save first parameter around call to build_function_call_vec.
13785 * c-decl.c (finish_decl): Add origtype parameter. Change all
13786 callers. Call build_function_call_vec rather than
13787 build_function_call for cleanup.
13788 * c-tree.h: Update declarations.
13789 * c-common.h: Update declarations.
13790 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13791 params to first_param.
13792 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13793 params parameter from tree to void *.
13794 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13795 Change arglist parameter to have type void *, and to be a pointer
13797 * config/rs6000/rs6000-protos.h
13798 (altivec_resolve_overloaded_builtin): Update declaration.
13799 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13800 fnargs parameter to have type void *, and to be a pointer to a
13801 VEC. Call build_function_call_vec instead of
13802 build_function_call.
13803 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13805 2009-04-20 Joey Ye <joey.ye@intel.com>
13806 Xuepeng Guo <xuepeng.guo@intel.com>
13807 H.J. Lu <hongjiu.lu@intel.com>
13809 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13811 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13812 (IX86_LEA_PRIORITY): Likewise.
13813 (distance_non_agu_define): New function.
13814 (distance_agu_use): Likewise.
13815 (ix86_lea_for_add_ok): Likewise.
13816 (ix86_dep_by_shift_count): Likewise.
13818 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13819 should split for LEA.
13821 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13823 (ix86_dep_by_shift_count): Likewise.
13825 2009-04-20 Richard Guenther <rguenther@suse.de>
13827 * expr.c (handled_component_p): Move ...
13828 * tree.h (handled_component_p): ... here.
13829 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13830 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13831 and REALPART_EXPR to be in one group.
13833 2009-04-20 Richard Guenther <rguenther@suse.de>
13835 * basic-block.h (get_all_dominated_blocks): Declare.
13836 * dominance.c (get_all_dominated_blocks): New function.
13837 * tree-cfg.c (get_all_dominated_blocks): Remove.
13838 (remove_edge_and_dominated_blocks): Adjust.
13839 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13840 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13841 instead of recursing.
13843 2009-04-20 Doug Kwan <dougkwan@google.com>
13845 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13846 (struct cgraph_node_set_def): New type.
13847 (cgraph_node_set) New type. Also declare vector functions.
13848 (struct cgraph_node_set_element_def): New type.
13849 (cgraph_node_set_element): Ditto.
13850 (cgraph_node_set_iterator): New iterator type.
13851 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13852 cgraph_node_set_remove, dump_cgraph_node_set,
13853 debug_cgraph_node_set): New prototypes.
13854 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13855 cgraph_node_set_size): New inlines.
13856 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13857 including cgraph.h.
13858 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13859 argument to function 'write_summary'.
13860 * ipa.c: Include ggc.h.
13861 (hash_cgraph_node_set_element,
13862 eq_cgraph_node_set_element, cgraph_node_set_new,
13863 cgraph_node_set_add, cgraph_node_set_remove,
13864 cgraph_node_set_find, dump_cgraph_node_set,
13865 debug_cgraph_node_set): New functions.
13866 * Makefile.in (ipa.o): Add dependency on GGC_H.
13868 2009-04-20 Ira Rosen <irar@il.ibm.com>
13870 PR tree-optimization/39675
13871 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13872 check of the return code of vect_schedule_slp. Check that
13873 stmt_vec_info still exists for the statement, before checking its
13874 vectorization type.
13876 2009-04-20 Michael Matz <matz@suse.de>
13878 * Makefile.in (generated_files): Take out $(simple_generated_c).
13880 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13882 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13883 (UINTPTR_TYPE): Likewise.
13885 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13888 * c-typeck.c (digest_init): Check for initializing an array with a
13891 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13894 * c-semantics.c (pop_stmt_list): Propagate
13895 STATEMENT_LIST_HAS_LABEL to parent statement list.
13897 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13899 * config/mips/mips.h (mips_tune_attr): New macro.
13900 * config/mips/mips.md (cpu): Use it.
13902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13905 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13908 2009-04-19 Diego Novillo <dnovillo@google.com>
13910 * toplev.c (compile_file): Move call to coverage_finish ...
13911 * cgraphunit.c (ipa_passes): ... here.
13912 Call cgraph_process_new_functions.
13913 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13914 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13916 2009-04-19 Jan Hubicka <jh@suse.cz>
13918 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13920 (dump_cgraph_node): Dump can throw external flag.
13921 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13923 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13927 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13928 * common.opt (Wlogical-op): Move from here...
13929 * c.opt (Wlogical-op): ... to here.
13930 * c-typeck.c (parser_build_binary_op): Update call to
13931 warn_logical_operator.
13932 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13934 * c-common.c (warn_logical_op): Update.
13935 * c-common.h (warn_logical_op): Update declaration.
13937 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13939 * tree.c (protected_set_expr_location): Fix formatting.
13941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13944 * c-typeck.c (readonly_warning): new.
13945 (build_unary_op, build_modify_expr): Use readonly_warning for
13946 storing into something readonly but not const-qualified.
13948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13951 * c-typeck.c (build_unary_op): Check for taking address of
13952 expression of type void.
13954 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13957 * c-typeck.c (build_function_call): Check for calling a function
13958 with qualified void return types. Call require_complete_type when
13961 2009-04-18 Jan Hubicka <jh@suse.cz>
13963 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13965 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13966 can_throw_external flag.
13967 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13968 * ipa-pure-const.c (ignore_edge): New function.
13969 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13970 only over can_throw_external edges.
13971 (local_pure_const): Add nothrow flag.
13972 * ipa-utils.c (searchc): Add ignore_edge callback.
13973 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13974 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13975 (set_nothrow_function_flags): Update cgraph.
13976 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13978 2009-04-18 Richard Guenther <rguenther@suse.de>
13980 PR middle-end/39804
13981 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13982 (fold_stmt): ... this and ...
13983 (fold_stmt_inplace): ... this.
13984 (fold_stmt_1): Fold references in calls and asms.
13985 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13987 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13989 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13990 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13994 * tree.c (function_args_count): Remove.
13995 * tree.h: Remove the prototype for function_args_count.
13997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13999 * tree-iterator.c (expr_only): Remove.
14000 * tree.h: Remove the prototype for expr_only.
14002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14004 * reginfo.c (cannot_change_mode_set_regs): Remove.
14005 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14007 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14009 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14010 whether operands 0 and 1 overlaps.
14012 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14014 PR middle-end/36902
14015 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14016 pointer. Use warning_at instead of warning.
14017 (search_for_addr_array): Likewise.
14018 (check_array_bounds): Likewise.
14019 (check_all_array_refs): Check that the incoming edge is not in the
14020 list of edges to be removed.
14021 (check_all_array_refs): Avoid the temporal pointer.
14022 (vrp_visit_cond_stmt): Fix typo.
14023 (simplify_switch_using_ranges): Handle the case where the switch
14024 index is an integer constant.
14026 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14028 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14030 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14032 * doc/extend.texi, doc/invoke.texi: Fix typos.
14034 2009-04-17 Cary Coutant <ccoutant@google.com>
14036 * tree-flow-inline.h (get_lineno): Fix inverted test.
14038 2009-04-17 Diego Novillo <dnovillo@google.com>
14040 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14041 assertion for AVAIL_OUT.
14043 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14046 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14047 * config/sh/linux-atomic.asm: Likewise.
14049 2009-04-17 Diego Novillo <dnovillo@google.com>
14051 * except.c (debug_eh_tree): New.
14052 (struct eh_region, struct eh_status): Move ...
14053 * except.h: ... here.
14054 (add_type_for_runtime): Declare extern.
14055 (lookup_type_for_runtime): Likewise.
14056 (debug_eh_tree): Declare.
14057 * Makefile.in (GTFILES): List except.h before except.c
14059 2009-04-17 Diego Novillo <dnovillo@google.com>
14061 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14062 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14063 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14064 (find_vars_r): ... here.
14065 * tree-flow.h (find_referenced_vars_in): Declare.
14066 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14067 that AVAIL_OUT exists for BLOCK.
14068 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14069 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14070 (tree-parloops.o): Likewise.
14072 2009-04-17 Simon Baldwin <simonb@google.com>
14074 * toplev.c (default_tree_printer): Add handling for %E format.
14076 2009-04-17 Diego Novillo <dnovillo@google.com>
14078 * tree-pretty-print.c (dump_generic_node): Add break after
14079 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14080 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14081 FUNCTION_TYPE together. Call print_struct_decl when printing
14082 structures and TDF_SLIM is not given.
14083 (print_struct_decl): Fix logic for detecting recursion.
14085 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14088 * gcc.c (create_at_file): New.
14089 (compile_input_file_p): New.
14090 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14091 * main.c (main): Update call to toplev_main.
14092 * toplev.c (toplev_main): Change signature. Call expandargv.
14093 * toplev.h (toplev_main): Change signature.
14095 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14097 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14098 if the latter is not constant.
14100 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14102 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14104 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14106 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14107 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14109 2009-04-17 Richard Guenther <rguenther@suse.de>
14111 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14112 Handle component references view-converting an invariant address.
14114 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14116 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14117 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14118 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14119 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14120 Use @deftypevr rather than @deftypevar.
14122 2009-04-17 Richard Guenther <rguenther@suse.de>
14124 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14125 (get_prop_source_stmt): Likewise.
14126 (can_propagate_from): Likewise.
14128 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14130 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14131 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14132 (--with-multilib-list): Add default value.
14133 * configure: Regenerate.
14134 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14135 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14136 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14137 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14138 Don't add default cpu to multilib list unnecessarily, but do enable
14139 the relevant compiler option..
14140 Add support for --with-multilib-list=<blank> and
14141 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14142 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14143 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14144 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14145 TM_MULTILIB_CONFIG.
14146 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14147 (MULTILIB_OSDIRNAMES): New variable.
14148 * config/sh/t-1e: Delete file.
14149 * config/sh/t-mlib-sh1: Delete file.
14150 * config/sh/t-mlib-sh2: Delete file.
14151 * config/sh/t-mlib-sh2a: Delete file.
14152 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14153 * config/sh/t-mlib-sh2a-single: Delete file.
14154 * config/sh/t-mlib-sh2a-single-only: Delete file.
14155 * config/sh/t-mlib-sh2e: Delete file.
14156 * config/sh/t-mlib-sh3e: Delete file.
14157 * config/sh/t-mlib-sh4: Delete file.
14158 * config/sh/t-mlib-sh4-nofpu: Delete file.
14159 * config/sh/t-mlib-sh4-single: Delete file.
14160 * config/sh/t-mlib-sh4-single-only: Delete file.
14161 * config/sh/t-mlib-sh4a: Delete file.
14162 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14163 * config/sh/t-mlib-sh4a-single: Delete file.
14164 * config/sh/t-mlib-sh4a-single-only: Delete file.
14165 * config/sh/t-mlib-sh4al: Delete file.
14166 * config/sh/t-mlib-sh5-32media: Delete file.
14167 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14168 * config/sh/t-mlib-sh5-64media: Delete file.
14169 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14170 * config/sh/t-mlib-sh5-compact: Delete file.
14171 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14172 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14173 * doc/install.texi (Options specification): Add
14174 --with-multilib-list and --with-endian.
14176 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14178 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14180 (OBJS-common): Add plugin-version.o.
14181 (plugin-version.o): New.
14182 * gcc-plugin.h (plugin_gcc_version): New.
14183 (plugin_default_version_check): New.
14184 (plugin_init_func, plugin_init): Add version argument.
14185 * plugin-version.c: New.
14186 * plugin.c (str_plugin_gcc_version_name): New.
14187 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14188 pass it to the init function.
14189 (plugin_default_version_check): New.
14191 2009-04-17 Richard Guenther <rguenther@suse.de>
14193 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14194 for decl-vs-decl disambiguation.
14196 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14198 * config/s390/s390.h (s390_tune_attr): New macro definition.
14199 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14201 2009-04-17 Richard Guenther <rguenther@suse.de>
14203 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14204 (fold_stmt_r): Likewise.
14205 (maybe_fold_reference): New function.
14206 (fold_gimple_assign): Handle cases fold_stmt_r did.
14207 (fold_stmt): Do not use fold_stmt_r.
14208 (fold_stmt_inplace): Likewise.
14210 2009-04-17 Richard Guenther <rguenther@suse.de>
14212 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14213 (record_equivalences_from_stmt): Remove useless checks and
14215 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14216 the type is already suitable.
14218 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14220 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14222 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14224 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14225 (CMPtype): Define as __gcc_CMPtype.
14227 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14229 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14230 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14232 2009-04-17 Richard Guenther <rguenther@suse.de>
14234 PR tree-optimization/39746
14235 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14236 special-casing for builtins and static variable use/def.
14237 (call_may_clobber_ref_p_1): Likewise.
14239 2009-04-16 Ian Lance Taylor <iant@google.com>
14241 * df.h: Include "timevar.h".
14242 (struct df_problem): Change tv_id field to timevar_id_t.
14243 * tree-pass.h: Include "timevar.h".
14244 (struct opt_pass): Change tv_id field to timevar_id_t.
14245 * timevar.h (timevar_id_t): Define TV_NONE.
14246 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14247 TV_NONE rather than tv_id != 0.
14248 (execute_one_pass): Likewise.
14249 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14250 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14251 dependencies to $(TREE_PASS_H).
14252 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14254 (pass_branch_target_load_optimize2): Likewise.
14255 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14256 (pass_outof_cfg_layout_mode): Likewise.
14257 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14258 (pass_rebuild_cgraph_edges): Likewise.
14259 (pass_remove_cgraph_callee_edges): Likewise.
14260 * df-core.c (pass_df_initialize_opt): Likewise.
14261 (pass_df_initialize_no_opt): Likewise.
14262 (pass_df_finish): Likewise.
14263 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14264 * except.c (pass_set_nothrow_function_flags): Likewise.
14265 (pass_convert_to_eh_region_ranges): Likewise.
14266 * final.c (pass_compute_alignments): Likewise.
14267 * function.c (pass_instantiate_virtual_regs): Likewise.
14268 (pass_init_function): Likewise.
14269 (pass_leaf_regs): Likewise.
14270 (pass_match_asm_constraints): Likewise.
14271 * gimple-low.c (pass_lower_cf): Likewise.
14272 (pass_mark_used_blocks): Likewise.
14273 * init-regs.c (pass_initialize_regs): Likewise.
14274 * integrate.c (pass_initial_value_sets): Likewise.
14275 * ira.c (pass_ira): Likewise.
14276 * jump.c (pass_cleanup_barriers): Likewise.
14277 * omp-low.c (pass_expand_omp): Likewise.
14278 (pass_lower_omp): Likewise.
14279 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14280 * recog.c (pass_split_all_insns): Likewise.
14281 (pass_split_after_reload): Likewise.
14282 (pass_split_before_regstack): Likewise.
14283 (pass_split_before_sched2): Likewise.
14284 (pass_split_for_shorten_branches): Likewise.
14285 * reginfo.c (pass_reginfo_init): Likewise.
14286 (pass_subregs_of_mode_init): Likewise.
14287 (pass_subregs_of_mode_finish): Likewise.
14288 * passes.c (pass_postreload): Likewise.
14289 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14290 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14291 (pass_warn_function_return): Likewise.
14292 (pass_warn_function_noreturn): Likewise.
14293 * tree-complex.c (pass_lower_complex): Likewise.
14294 (pass_lower_complex_O0): Likewise.
14295 * tree-if-conv.c (pass_if_conversion): Likewise.
14296 * tree-into-ssa.c (pass_build_ssa): Likewise.
14297 * tree-mudflap.c (pass_mudflap_1): Likewise.
14298 (pass_mudflap_2): Likewise.
14299 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14300 (pass_mudflap_2): Likewise.
14301 * tree-nrv.c (pass_return_slot): Likewise.
14302 * tree-object-size.c (pass_object_sizes): Likewise.
14303 * tree-optimize.c (pass_all_optimizations): Likewise.
14304 (pass_early_local_passes): Likewise.
14305 (pass_all_early_optimizations): Likewise.
14306 (pass_cleanup_cfg): Likewise.
14307 (pass_cleanup_cfg_post_optimizing): Likewise.
14308 (pass_free_datastructures): Likewise.
14309 (pass_free_cfg_annotations): Likewise.
14310 (pass_fixup_cfg): Likewise.
14311 (pass_init_datastructures): Likewise.
14312 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14313 (pass_late_warn_uninitialized): Likewise.
14314 (pass_update_address_taken): Likewise.
14315 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14316 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14317 (pass_cse_sincos): Likewise.
14318 (pass_convert_to_rsqrt): Likewise.
14319 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14320 * tree-stdarg.c (pass_stdarg): Likewise.
14321 * tree-tailcall.c (pass_tail_recursion): Likewise.
14322 (pass_tail_calls): Likewise.
14323 * tree-vect-generic.c (pass_lower_vector): Likewise.
14324 (pass_lower_vector_ssa): Likewise.
14325 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14327 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14329 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14331 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14333 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14334 logical and signext.
14336 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14339 * config/sh/predicates.md (arith_operand): Check if the operand
14340 of TRUNCATE is a REG.
14342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14344 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14345 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14349 * tree-iterator.c (tsi_split_statement_list_after,
14350 tsi_split_statement_list_before): Remove.
14351 * tree-iterator.h: Remove the prototypes for
14352 tsi_split_statement_list_after and tsi_split_statement_list_before.
14354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14356 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14357 * tree-ssa-propagate.h: Remove the prototype for
14358 stmt_makes_single_load.
14360 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14362 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14363 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14367 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14369 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14371 * except.c (eh_region_outer_p): Remove.
14372 * except.h: Remove the prototype for eh_region_outer_p.
14374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14376 * function.c (current_function_assembler_name): Remove.
14377 * function.h: Remove the prototype for
14378 current_function_assembler_name.
14380 2009-04-16 Ian Lance Taylor <iant@google.com>
14382 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14383 (add_reg_note): Call alloc_reg_note.
14384 * rtl.h (alloc_reg_note): Declare.
14385 * combine.c (try_combine): Use alloc_reg_note.
14386 (recog_for_combine, move_deaths): Likewise.
14387 (distribute_notes): Use alloc_reg_note and add_reg_note.
14388 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14389 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14390 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14392 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14394 PR rtl-optimization/39762
14395 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14396 ira_may_move_out_cost): Add comments about way of their usage.
14397 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14399 * ira-conflicts.c (process_regs_for_copy): Use function
14400 ira_get_register_move_cost instead of global
14401 ira_register_move_cost.
14403 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14404 color_pass, move_spill_restore, update_curr_costs): Ditto.
14406 * ira-lives.c (process_single_reg_class_operands): Ditto.
14408 * ira-emit.c (emit_move_list): Ditto.
14410 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14411 (record_reg_classes): Ditto. Use functions
14412 ira_get_register_move_cost and ira_get_may_move_cost instead of
14413 global vars ira_register_move_cost, ira_may_move_out_cost and
14414 ira_may_move_in_cost.
14415 (record_address_regs): Don't call ira_init_register_move_cost.
14416 Use function ira_get_may_move_cost instead of global
14417 ira_may_move_in_cost.
14418 (process_bb_node_for_hard_reg_moves): Use function
14419 ira_get_register_move_cost instead of global ira_register_move_cost.
14420 (ira_costs): Don't call ira_init_register_move_cost.
14422 2009-04-16 Richard Guenther <rguenther@suse.de>
14424 * tree-cfg.c (verify_gimple_assign_binary):
14425 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14426 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14427 (create_general_new_stmt): Note that this function is broken.
14429 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14431 * common.opt (fhelp): Add Var(help_flag).
14432 * gcc-plugin.h (plugin_info): Add help.
14433 * plugin.c (plugin_name_args): Add help.
14434 (register_plugin_info): Set plugin->help.
14435 (print_help_one_plugin): New.
14436 (print_plugins_help): New.
14437 * plugin.h (print_plugins_help): New.
14438 * toplev.c (toplev_main): Call print_plugins_help if needed.
14440 2009-04-16 Richard Guenther <rguenther@suse.de>
14442 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14443 (gimple_ior_addresses_taken_1): New function.
14444 (gimple_ior_addresses_taken): Likewise.
14445 * gimple.h (struct gimple_statement_with_ops_base): Remove
14446 addresses_taken member.
14447 (gimple_ior_addresses_taken): Declare.
14448 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14449 gimple_set_addresses_taken): Remove.
14450 * ipa-reference.c (mark_address): New function.
14451 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14452 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14453 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14454 (gimple_add_to_addresses_taken): Remove.
14455 (get_tmr_operands): Call mark_address_taken.
14456 (get_asm_expr_operands): Likewise.
14457 (get_expr_operands): Likewise.
14458 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14459 (free_stmt_operands): Do not free it.
14460 * tree-ssa.c (delete_tree_ssa): Likewise.
14461 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14463 2009-04-16 Richard Guenther <rguenther@suse.de>
14465 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14466 (walk_stmt_load_store_ops): Likewise.
14467 * gimple.c (get_base_loadstore): New function.
14468 (walk_stmt_load_store_addr_ops): Likewise.
14469 (walk_stmt_load_store_ops): Likewise.
14470 * ipa-pure-const.c (check_op): Simplify.
14471 (check_load, check_store): New functions.
14472 (check_stmt): Use walk_stmt_load_store_ops.
14473 * ipa-reference.c (mark_load): Adjust signature.
14474 (mark_store): Likewise.
14475 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14477 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14479 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14480 (plugin_info): New.
14481 * opts.c (common_handle_option): Don't call print_version.
14482 * plugin.c (plugin_name_args): Add version.
14483 (register_plugin_info): New.
14484 (register_callback): Handle PLUGIN_INFO.
14485 (try_init_one_plugin): New.
14486 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14488 (finalize_one_plugin): New.
14489 (finalize_plugins): New.
14490 (print_one_plugin): New.
14491 (print_plugins_versions): New.
14492 * plugin.h (print_plugins_versions): New.
14493 (finalize_plugins): New.
14494 * toplev.c (compile_file): Don't call initialize_plugins.
14495 (print_version): Call print_plugins_versions.
14496 (toplev_main): Call initialize_plugins. Print version if needed.
14497 Call finalize_plugins.
14499 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14501 * common.opt (fversion): New.
14502 * gcc.c (print_version): New.
14503 (process_command): Don't print the version. Just set print_version.
14504 (main): Print version. Call subprocesses if print_version and
14505 verbose_flag are set.
14506 * opts.c (common_handle_option): Handle OPT_fversion.
14508 2009-04-16 Richard Guenther <rguenther@suse.de>
14509 Ira Rosen <irar@il.ibm.com>
14511 PR tree-optimization/39698
14512 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14513 type of the reduction variable. Only generate the def if
14516 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14517 make sure to first convert to an integer of the same precision.
14518 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14519 the type of the evolution correctly in computing the new
14520 induction variable base.
14522 2009-04-16 Richard Guenther <rguenther@suse.de>
14524 PR middle-end/39625
14525 * tree-cfg.c (make_blocks): Split statements with to-be
14526 abnormal SSA names on the lhs.
14528 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14530 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14531 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14532 * c-typeck.c (really_start_incremental_init): Likewise.
14533 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14534 (TARGET_INITIALIZER): Remove it.
14535 * target.h (struct target): Remove vector_opaque_p.
14536 * tree.c (build_opaque_vector_type): New.
14537 * tree.h (TYPE_VECTOR_OPAQUE): New.
14538 (build_opaque_vector_type): Declare.
14539 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14540 * config/rs6000/rs6000.c (build_opaque_vector_type,
14541 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14542 (rs6000_init_builtins): Use build_opaque_vector_type for
14543 opaque_V4SI_type_node.
14545 2009-04-15 Catherine Moore <clm@codesourcery.com>
14547 * debug.h (set_name): Declare.
14548 * dwarf2out.c (dwarf2out_set_name): Declare.
14549 (dwarf2_debug_hooks): Add set_name.
14550 (find_AT_string): New.
14551 (add_AT_string): Call find_AT_string.
14552 (dwarf2out_set_name): New.
14553 * cp/decl.c (grokdeclarator): Call set_name.
14554 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14555 * debug.c (do_nothing_debug_hooks): Likewise.
14556 * dbxout.c (dbx_debug_hooks): Likewise.
14557 * sdbout.c (sdb_debug_hooks): Likewise.
14559 2009-04-15 Michael Eager <eager@eagercon.com>
14561 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14562 reg for single-precision FPU.
14563 * config/rs6000/rs6000.md (movsi_internal1): Only for
14564 !TARGET_SINGLE_FPU.
14565 (movsi_internal1_single): New. Add pattern to move SI values to/from
14566 single-precision FP regs.
14568 2009-04-15 Richard Guenther <rguenther@suse.de>
14570 * omp-low.c (lower_rec_input_clauses): Build correct address
14572 (expand_omp_for_generic): Fix multiplication type.
14573 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14574 (generate_memset_zero): Fix types.
14575 * tree-profile.c (prepare_instrumented_value): Correctly
14578 2009-04-15 Ian Lance Taylor <iant@google.com>
14580 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14581 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14582 for -Wall and for -Wc++-compat.
14583 (c_common_post_options): For C++, set warn_enum_compare if not
14585 * c-tree.h (struct c_expr): Add field original_type.
14586 (build_external_ref): Update declaration.
14587 * c-parser.c (c_parser_braced_init): Set original_type.
14588 (c_parser_initelt): Likewise.
14589 (c_parser_expr_no_commas): Likewise.
14590 (c_parser_conditional_expression): Likewise.
14591 (c_parser_cast_expression): Likewise.
14592 (c_parser_unary_expression): Likewise. Pull setting of
14593 original_code to top of function.
14594 (c_parser_sizeof_expression): Set original_type.
14595 (c_parser_alignof_expression): Likewise.
14596 (c_parser_postfix_expression): Likewise. Pull setting of
14597 original_code to top of function.
14598 (c_parser_postfix_expression_after_paren_type): Set original_type.
14599 (c_parser_postfix_expression_after_primary): Likewise.
14600 (c_parser_expression): Likewise.
14601 * c-typeck.c (build_external_ref): Add type parameter. Change all
14603 (c_expr_sizeof_expr): Set original_type field.
14604 (parser_build_unary_op): Likewise.
14605 (parser_build_binary_op): Likewise. Optionally warn about
14606 comparisons of enums of different types.
14607 (digest_init): Set original_type field.
14608 (really_start_incremental_init): Likewise.
14609 (push_init_level, pop_init_level): Likewise.
14610 * doc/invoke.texi (Warning Options): -Wenum-compare now
14613 2009-04-15 Richard Guenther <rguenther@suse.de>
14615 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14616 out a necessary conversion.
14617 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14618 names we didn't value number.
14619 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14621 2009-04-15 Richard Guenther <rguenther@suse.de>
14623 PR tree-optimization/39764
14624 * tree-ssa-ccp.c (get_value): Canonicalize value with
14625 canonicalize_float_value.
14627 2009-04-15 Jan Hubicka <jh@suse.cz>
14629 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14630 Wrong version of patch.
14632 2009-04-15 Jan Hubicka <jh@suse.cz>
14634 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14636 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14638 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14639 our distinct integral and vector types.
14641 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14643 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14644 * init.c (build_vtbl_address): Remove call to assemble_external.
14646 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14648 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14649 output for other floating point modes.
14651 2009-04-14 Diego Novillo <dnovillo@google.com>
14653 * diagnostic.c (diagnostic_report_diagnostic): Do not
14654 warn about loaded plugins for DK_ERROR and DK_WARNING.
14655 * c-decl.c (declspecs_add_type): Move call to
14656 invoke_plugin_callbacks ...
14657 * c-parser.c (c_parser_declspecs): ... here.
14658 * plugin.c (dump_active_plugins): Tidy output.
14660 2009-04-14 Diego Novillo <dnovillo@google.com>
14661 Le-Chun Wu <lcwu@google.com>
14663 * configure.ac: Add --enable-plugin support.
14664 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14665 * Makefile.in (PLUGIN_H): Define.
14666 Export ENABLE_PLUGIN and GMPINC to site.exp.
14667 Add PLUGINLIBS to link command.
14668 Add/modify dependencies for plugin.o and files including plugin.h.
14670 * config.in: Regenerate.
14672 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14675 2009-04-14 Le-Chun Wu <lcwu@google.com>
14677 * tree-pass.h (register_one_dump_file): Add a prototype for
14678 register_one_dump_file.
14679 * toplev.c (compile_file): Call initialize_plugins.
14680 (do_compile): Call invoke_plugin_callbacks.
14681 (toplev_main): Call invoke_plugin_callbacks.
14682 * common.opt: Add -fplugin= and -fplugin-arg-.
14683 * gcc-plugin.h: New public header file for plugins to include.
14684 * plugin.c: New source file.
14685 * plugin.h: New internal header file.
14686 * passes.c (register_one_dump_file): Make it external.
14688 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14690 2009-04-14 Diego Novillo <dnovillo@google.com>
14692 * doc/plugins.texi: New.
14693 * doc/gccint.texi: Add reference to Plugins chapter.
14694 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14695 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14696 loaded plugins, if any.
14697 * timevar.def (TV_PLUGIN_INIT): Define.
14698 (TV_PLUGIN_RUN): Define.
14699 * plugin.c: Include timevar.h
14700 (plugins_active_p): New.
14701 (dump_active_plugins): New.
14702 (debug_active_plugins): New.
14704 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14706 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14708 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14710 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14712 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14713 the same as a minus without a shift.
14715 2009-04-14 Nick Clifton <nickc@redhat.com>
14717 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14718 comparisons with small integers will always produce a short
14721 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14724 2008-12-19 Diego Novillo <dnovillo@google.com>
14726 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14728 2009-04-14 Richard Guenther <rguenther@suse.de>
14730 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14732 (verify_gimple_assign_binary): Likewise. Handle shifts and
14734 (verify_gimple_phi): Print the mismatched argument position.
14735 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14737 (vect_update_init_of_dr): Likewise.
14738 * matrix-reorg.c (transform_access_sites): Do what the
14740 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14742 2009-04-13 Michael Eager <eager@eagercon.com>
14744 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14745 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14746 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14747 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14748 remove duplicate config
14750 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14752 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14753 file_name:line_number type locator of the call site.
14755 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14757 * genautomata.c: Put blank after comma.
14758 (automaton_decls): New.
14759 (struct unit_usage): Add comments to member next.
14760 (store_alt_unit_usage): Keep the list ordered.
14761 (unit_present_on_list_p, equal_alternatives_p): New.
14762 (check_regexp_units_distribution): Check units distribution
14763 correctness correctly.
14764 (main): Don't write automata if error is found. Return correct
14767 * config/m68k/cf.md (cfv4_ds): Remove.
14768 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14769 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14771 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14772 power4-load-ext, power4-store, power4-store-update,
14773 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14774 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14775 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14776 power4-sqrt, power4-isync): Modify reservation to make correct
14777 unit distribution to automata.
14779 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14780 power5-store-update, power5-two, power5-three, power5-lmul,
14781 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14783 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14785 * except.c (pass_set_nothrow_function_flags): Set name and add
14787 (set_nothrow_function_flags): Mention in the dump file when
14788 changing a function to nothrow.
14790 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14793 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14794 instead of unsigned long.
14796 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14798 * config/arm/arm.c (return_used_this_function): Remove.
14799 (arm_output_function_prologue): Remove use of
14800 return_used_this_function.
14801 (output_return_instruction): Replace use of
14802 return_used_this_function
14803 by cfun->machine->return_used_this_function.
14804 (arm_output_epilogue): Likewise.
14805 (arm_output_function_epilogue): Likewise.
14806 (thumb_unexpanded_epilogue): Likewise.
14807 * config/arm/arm.h (struct machine_function):
14808 New member return_used_this_function.
14810 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14812 * doc/install.texi: Correct description of default directory for
14813 --with-gxx-include-dir.
14815 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14817 * fold-const.c (build_range_check): Properly deal with enumeral and
14818 boolean base types.
14820 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14822 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14823 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14824 * params.h (MAX_GCSE_PASSES): Remove.
14825 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14826 in sequence. Remove ability to run multiple passes.
14827 (bypass_jumps): Report run as third CPROP pass.
14829 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14831 PR middle-end/39651
14832 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14833 when deciding whether the whole SEQUENCE can throw.
14835 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14838 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14839 offseted label references.
14841 2009-04-11 Jan Hubicka <jh@suse.cz>
14843 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14845 2009-04-11 Richard Guenther <rguenther@suse.de>
14847 PR middle-end/39732
14848 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14849 return variables as TREE_ADDRESSABLE.
14851 2009-04-11 Richard Guenther <rguenther@suse.de>
14853 PR tree-optimization/39713
14854 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14855 reference trees have SSA_NAME operands.
14857 2009-04-11 Richard Guenther <rguenther@suse.de>
14860 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14861 address expressions.
14863 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14865 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14866 match changes in Cygwin 1.7
14867 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14868 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14870 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14872 PR tree-optimization/39701
14873 * doc/invoke.texi (Optimization Options): Document change in
14874 meaning and initialization of -fdelete-null-pointer-checks.
14876 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14878 PR middle-end/39701
14879 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14881 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14884 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14886 2009-04-10 Chao-ying Fu <fu@mips.com>
14888 * doc/tm.texi (Instruction Output): Document
14889 TARGET_ASM_FINAL_POSTSCAN_INSN.
14890 * target.h (final_postscan_insn): New field in asm_out.
14891 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14892 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14893 * final.c (final_scan_insn): Call
14894 targetm.asm_out.final_postscan_insn after outputting
14895 an asm macro and a normal instruction.
14897 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14898 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14899 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14900 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14901 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14903 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14905 PR middle-end/39701
14906 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14907 variables as non-NULL even with -fdelete-null-pointer-checks.
14909 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14911 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14913 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14916 * config/i386/i386.c (classify_argument): Handle SCmode with
14917 (bit_offset % 64) != 0.
14919 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14921 * doc/invoke.texi (Optimize Options): Add cross-reference to
14922 -Q --help=optimizers examples.
14924 2009-04-10 Ben Elliston <bje@au.ibm.com>
14927 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14928 regalign for the reg == fpr and TDmode case.
14930 2009-04-09 David Ayers <ayers@fsfe.org>
14933 * objc/objc-act.c (warn_with_method): Remove helper function.
14934 (check_duplicates): Call warning and inform directly.
14935 (really_start_method): Likewise.
14937 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14939 * expmed.c (expand_divmod): Always use a comparison for a division
14940 by a large unsigned integer.
14942 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14943 for things others than variables or functions as nonzero.
14945 2009-04-09 Nick Clifton <nickc@redhat.com>
14947 * unwind-compat.c: Change copyright header to refer to version
14948 3 of the GNU General Public License with version 3.1 of the
14949 GCC Runtime Library Exception and to point readers at the
14950 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14951 * config/alpha/crtfastmath.c: Likewise.
14952 * config/alpha/linux-unwind.h: Likewise.
14953 * config/alpha/qrnnd.asm: Likewise.
14954 * config/alpha/vms-crt0-64.c: Likewise.
14955 * config/alpha/vms-crt0.c: Likewise.
14956 * config/alpha/vms-dwarf2.asm: Likewise.
14957 * config/alpha/vms-dwarf2eh.asm: Likewise.
14958 * config/alpha/vms-psxcrt0-64.c: Likewise.
14959 * config/alpha/vms-psxcrt0.c: Likewise.
14960 * config/alpha/vms_tramp.asm: Likewise.
14961 * config/arc/initfini.c: Likewise.
14962 * config/arc/lib1funcs.asm: Likewise.
14963 * config/arm/bpabi-v6m.S: Likewise.
14964 * config/arm/bpabi.S: Likewise.
14965 * config/arm/bpabi.c: Likewise.
14966 * config/arm/crti.asm: Likewise.
14967 * config/arm/crtn.asm: Likewise.
14968 * config/arm/ieee754-df.S: Likewise.
14969 * config/arm/ieee754-sf.S: Likewise.
14970 * config/arm/lib1funcs.asm: Likewise.
14971 * config/arm/libunwind.S: Likewise.
14972 * config/arm/linux-atomic.c: Likewise.
14973 * config/arm/mmintrin.h: Likewise.
14974 * config/arm/pr-support.c: Likewise.
14975 * config/arm/unaligned-funcs.c: Likewise.
14976 * config/arm/unwind-arm.c: Likewise.
14977 * config/arm/unwind-arm.h: Likewise.
14978 * config/avr/libgcc.S: Likewise.
14979 * config/bfin/crti.s: Likewise.
14980 * config/bfin/crtlibid.s: Likewise.
14981 * config/bfin/crtn.s: Likewise.
14982 * config/bfin/lib1funcs.asm: Likewise.
14983 * config/bfin/linux-unwind.h: Likewise.
14984 * config/cris/arit.c: Likewise.
14985 * config/cris/cris_abi_symbol.c: Likewise.
14986 * config/darwin-64.c: Likewise.
14987 * config/darwin-crt2.c: Likewise.
14988 * config/darwin-crt3.c: Likewise.
14989 * config/darwin.h: Likewise.
14990 * config/dbxelf.h: Likewise.
14991 * config/dfp-bit.c: Likewise.
14992 * config/dfp-bit.h: Likewise.
14993 * config/elfos.h: Likewise.
14994 * config/fixed-bit.c: Likewise.
14995 * config/fixed-bit.h: Likewise.
14996 * config/fp-bit.c: Likewise.
14997 * config/fp-bit.h: Likewise.
14998 * config/fr30/crti.asm: Likewise.
14999 * config/fr30/crtn.asm: Likewise.
15000 * config/fr30/lib1funcs.asm: Likewise.
15001 * config/freebsd-spec.h: Likewise.
15002 * config/frv/cmovd.c: Likewise.
15003 * config/frv/cmovh.c: Likewise.
15004 * config/frv/cmovw.c: Likewise.
15005 * config/frv/frvbegin.c: Likewise.
15006 * config/frv/frvend.c: Likewise.
15007 * config/frv/lib1funcs.asm: Likewise.
15008 * config/glibc-stdint.h: Likewise.
15009 * config/h8300/clzhi2.c: Likewise.
15010 * config/h8300/crti.asm: Likewise.
15011 * config/h8300/crtn.asm: Likewise.
15012 * config/h8300/ctzhi2.c: Likewise.
15013 * config/h8300/fixunssfsi.c: Likewise.
15014 * config/h8300/lib1funcs.asm: Likewise.
15015 * config/h8300/parityhi2.c: Likewise.
15016 * config/h8300/popcounthi2.c: Likewise.
15017 * config/i386/ammintrin.h: Likewise.
15018 * config/i386/att.h: Likewise.
15019 * config/i386/avxintrin.h: Likewise.
15020 * config/i386/biarch64.h: Likewise.
15021 * config/i386/bmmintrin.h: Likewise.
15022 * config/i386/cpuid.h: Likewise.
15023 * config/i386/cross-stdarg.h: Likewise.
15024 * config/i386/crtfastmath.c: Likewise.
15025 * config/i386/crtprec.c: Likewise.
15026 * config/i386/cygming-crtbegin.c: Likewise.
15027 * config/i386/cygming-crtend.c: Likewise.
15028 * config/i386/cygwin.asm: Likewise.
15029 * config/i386/emmintrin.h: Likewise.
15030 * config/i386/gmm_malloc.h: Likewise.
15031 * config/i386/gthr-win32.c: Likewise.
15032 * config/i386/i386.h: Likewise.
15033 * config/i386/immintrin.h: Likewise.
15034 * config/i386/linux-unwind.h: Likewise.
15035 * config/i386/linux64.h: Likewise.
15036 * config/i386/mm3dnow.h: Likewise.
15037 * config/i386/mmintrin-common.h: Likewise.
15038 * config/i386/mmintrin.h: Likewise.
15039 * config/i386/nmmintrin.h: Likewise.
15040 * config/i386/pmm_malloc.h: Likewise.
15041 * config/i386/pmmintrin.h: Likewise.
15042 * config/i386/smmintrin.h: Likewise.
15043 * config/i386/sol2-c1.asm: Likewise.
15044 * config/i386/sol2-ci.asm: Likewise.
15045 * config/i386/sol2-cn.asm: Likewise.
15046 * config/i386/sol2-gc1.asm: Likewise.
15047 * config/i386/tmmintrin.h: Likewise.
15048 * config/i386/unix.h: Likewise.
15049 * config/i386/w32-unwind.h: Likewise.
15050 * config/i386/wmmintrin.h: Likewise.
15051 * config/i386/x86-64.h: Likewise.
15052 * config/i386/x86intrin.h: Likewise.
15053 * config/i386/xmmintrin.h: Likewise.
15054 * config/ia64/crtbegin.asm: Likewise.
15055 * config/ia64/crtend.asm: Likewise.
15056 * config/ia64/crtfastmath.c: Likewise.
15057 * config/ia64/crti.asm: Likewise.
15058 * config/ia64/crtn.asm: Likewise.
15059 * config/ia64/fde-glibc.c: Likewise.
15060 * config/ia64/lib1funcs.asm: Likewise.
15061 * config/ia64/linux-unwind.h: Likewise.
15062 * config/ia64/quadlib.c: Likewise.
15063 * config/ia64/unwind-ia64.c: Likewise.
15064 * config/linux.h: Likewise.
15065 * config/m32c/m32c-lib1.S: Likewise.
15066 * config/m32c/m32c-lib2-trapv.c: Likewise.
15067 * config/m32c/m32c-lib2.c: Likewise.
15068 * config/m32r/initfini.c: Likewise.
15069 * config/m68hc11/larith.asm: Likewise.
15070 * config/m68hc11/m68hc11-crt0.S: Likewise.
15071 * config/m68k/cf.md: Likewise.
15072 * config/m68k/crti.s: Likewise.
15073 * config/m68k/crtn.s: Likewise.
15074 * config/m68k/lb1sf68.asm: Likewise.
15075 * config/m68k/linux-unwind.h: Likewise.
15076 * config/mcore/crti.asm: Likewise.
15077 * config/mcore/crtn.asm: Likewise.
15078 * config/mcore/lib1.asm: Likewise.
15079 * config/mips/linux-unwind.h: Likewise.
15080 * config/mips/loongson.h: Likewise.
15081 * config/mips/mips16.S: Likewise.
15082 * config/mmix/crti.asm: Likewise.
15083 * config/mmix/crtn.asm: Likewise.
15084 * config/pa/fptr.c: Likewise.
15085 * config/pa/hpux-unwind.h: Likewise.
15086 * config/pa/lib2funcs.asm: Likewise.
15087 * config/pa/linux-atomic.c: Likewise.
15088 * config/pa/linux-unwind.h: Likewise.
15089 * config/pa/milli64.S: Likewise.
15090 * config/pa/quadlib.c: Likewise.
15091 * config/pa/stublib.c: Likewise.
15092 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15093 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15094 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15095 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15096 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15097 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15098 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15099 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15100 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15101 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15102 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15103 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15104 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15105 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15106 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15107 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15108 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15109 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15110 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15111 * config/rs6000/750cl.h: Likewise.
15112 * config/rs6000/altivec.h: Likewise.
15113 * config/rs6000/biarch64.h: Likewise.
15114 * config/rs6000/crtresfpr.asm: Likewise.
15115 * config/rs6000/crtresgpr.asm: Likewise.
15116 * config/rs6000/crtresxfpr.asm: Likewise.
15117 * config/rs6000/crtresxgpr.asm: Likewise.
15118 * config/rs6000/crtsavfpr.asm: Likewise.
15119 * config/rs6000/crtsavgpr.asm: Likewise.
15120 * config/rs6000/darwin-asm.h: Likewise.
15121 * config/rs6000/darwin-fallback.c: Likewise.
15122 * config/rs6000/darwin-fpsave.asm: Likewise.
15123 * config/rs6000/darwin-ldouble.c: Likewise.
15124 * config/rs6000/darwin-tramp.asm: Likewise.
15125 * config/rs6000/darwin-unwind.h: Likewise.
15126 * config/rs6000/darwin-vecsave.asm: Likewise.
15127 * config/rs6000/darwin-world.asm: Likewise.
15128 * config/rs6000/e500crtres32gpr.asm: Likewise.
15129 * config/rs6000/e500crtres64gpr.asm: Likewise.
15130 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15131 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15132 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15133 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15134 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15135 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15136 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15137 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15138 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15139 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15140 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15141 * config/rs6000/eabi-ci.asm: Likewise.
15142 * config/rs6000/eabi-cn.asm: Likewise.
15143 * config/rs6000/eabi.asm: Likewise.
15144 * config/rs6000/linux-unwind.h: Likewise.
15145 * config/rs6000/linux64.h: Likewise.
15146 * config/rs6000/paired.h: Likewise.
15147 * config/rs6000/paired.md: Likewise.
15148 * config/rs6000/ppc64-fp.c: Likewise.
15149 * config/rs6000/ppu_intrinsics.h: Likewise.
15150 * config/rs6000/rs6000.h: Likewise.
15151 * config/rs6000/si2vmx.h: Likewise.
15152 * config/rs6000/sol-ci.asm: Likewise.
15153 * config/rs6000/sol-cn.asm: Likewise.
15154 * config/rs6000/spe.h: Likewise.
15155 * config/rs6000/spu2vmx.h: Likewise.
15156 * config/rs6000/sysv4.h: Likewise.
15157 * config/rs6000/tramp.asm: Likewise.
15158 * config/rs6000/vec_types.h: Likewise.
15159 * config/s390/linux-unwind.h: Likewise.
15160 * config/s390/tpf-unwind.h: Likewise.
15161 * config/score/crti.asm: Likewise.
15162 * config/score/crtn.asm: Likewise.
15163 * config/sh/crt1.asm: Likewise.
15164 * config/sh/crti.asm: Likewise.
15165 * config/sh/crtn.asm: Likewise.
15166 * config/sh/divtab-sh4-300.c: Likewise.
15167 * config/sh/divtab-sh4.c: Likewise.
15168 * config/sh/divtab.c: Likewise.
15169 * config/sh/lib1funcs-4-300.asm: Likewise.
15170 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15171 * config/sh/lib1funcs.asm: Likewise.
15172 * config/sh/lib1funcs.h: Likewise.
15173 * config/sh/linux-atomic.asm: Likewise.
15174 * config/sh/linux-unwind.h: Likewise.
15175 * config/sh/shmedia.h: Likewise.
15176 * config/sh/sshmedia.h: Likewise.
15177 * config/sh/ushmedia.h: Likewise.
15178 * config/sparc/crtfastmath.c: Likewise.
15179 * config/sparc/linux-unwind.h: Likewise.
15180 * config/sparc/sol2-c1.asm: Likewise.
15181 * config/sparc/sol2-ci.asm: Likewise.
15182 * config/sparc/sol2-cn.asm: Likewise.
15183 * config/spu/divmodti4.c: Likewise.
15184 * config/spu/divv2df3.c: Likewise.
15185 * config/spu/float_disf.c: Likewise.
15186 * config/spu/float_unsdidf.c: Likewise.
15187 * config/spu/float_unsdisf.c: Likewise.
15188 * config/spu/float_unssidf.c: Likewise.
15189 * config/spu/mfc_multi_tag_release.c: Likewise.
15190 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15191 * config/spu/mfc_tag_release.c: Likewise.
15192 * config/spu/mfc_tag_reserve.c: Likewise.
15193 * config/spu/mfc_tag_table.c: Likewise.
15194 * config/spu/multi3.c: Likewise.
15195 * config/spu/spu_internals.h: Likewise.
15196 * config/spu/spu_intrinsics.h: Likewise.
15197 * config/spu/spu_mfcio.h: Likewise.
15198 * config/spu/vec_types.h: Likewise.
15199 * config/spu/vmx2spu.h: Likewise.
15200 * config/stormy16/stormy16-lib2.c: Likewise.
15201 * config/svr4.h: Likewise.
15202 * config/sync.c: Likewise.
15203 * config/v850/lib1funcs.asm: Likewise.
15204 * config/vxlib-tls.c: Likewise.
15205 * config/vxlib.c: Likewise.
15206 * config/vxworks-dummy.h: Likewise.
15207 * config/xtensa/crti.asm: Likewise.
15208 * config/xtensa/crtn.asm: Likewise.
15209 * config/xtensa/ieee754-df.S: Likewise.
15210 * config/xtensa/ieee754-sf.S: Likewise.
15211 * config/xtensa/lib1funcs.asm: Likewise.
15212 * config/xtensa/lib2funcs.S: Likewise.
15213 * config/xtensa/linux-unwind.h: Likewise.
15214 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15215 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15216 * coretypes.h: Likewise.
15217 * crtstuff.c: Likewise.
15218 * defaults.h: Likewise.
15219 * dwarf2.h: Likewise.
15220 * emutls.c: Likewise.
15221 * gbl-ctors.h: Likewise.
15222 * gcov-io.h: Likewise.
15223 * ginclude/float.h: Likewise.
15224 * ginclude/iso646.h: Likewise.
15225 * ginclude/stdarg.h: Likewise.
15226 * ginclude/stdbool.h: Likewise.
15227 * ginclude/stddef.h: Likewise.
15228 * ginclude/stdfix.h: Likewise.
15229 * ginclude/stdint-gcc.h: Likewise.
15230 * ginclude/tgmath.h: Likewise.
15231 * gthr-aix.h: Likewise.
15232 * gthr-dce.h: Likewise.
15233 * gthr-gnat.c: Likewise.
15234 * gthr-gnat.h: Likewise.
15235 * gthr-lynx.h: Likewise.
15236 * gthr-mipssde.h: Likewise.
15237 * gthr-nks.h: Likewise.
15238 * gthr-posix.c: Likewise.
15239 * gthr-posix.h: Likewise.
15240 * gthr-posix95.h: Likewise.
15241 * gthr-rtems.h: Likewise.
15242 * gthr-single.h: Likewise.
15243 * gthr-solaris.h: Likewise.
15244 * gthr-tpf.h: Likewise.
15245 * gthr-vxworks.h: Likewise.
15246 * gthr-win32.h: Likewise.
15247 * gthr.h: Likewise.
15248 * libgcc2.c: Likewise.
15249 * libgcc2.h: Likewise.
15250 * libgcov.c: Likewise.
15251 * tsystem.h: Likewise.
15252 * typeclass.h: Likewise.
15253 * unwind-c.c: Likewise.
15254 * unwind-compat.h: Likewise.
15255 * unwind-dw2-fde-compat.c: Likewise.
15256 * unwind-dw2-fde-darwin.c: Likewise.
15257 * unwind-dw2-fde-glibc.c: Likewise.
15258 * unwind-dw2-fde.c: Likewise.
15259 * unwind-dw2-fde.h: Likewise.
15260 * unwind-dw2.c: Likewise.
15261 * unwind-dw2.h: Likewise.
15262 * unwind-generic.h: Likewise.
15263 * unwind-pe.h: Likewise.
15264 * unwind-sjlj.c: Likewise.
15265 * unwind.inc: Likewise.
15266 * config/arm/neon-gen.ml: Change generated copyright header to
15267 refer to version 3 of the GNU General Public License with
15268 version 3.1 of the GCC Runtime Library Exception and to point
15269 readers at the COPYING3 and COPYING3.RUNTIME files and the
15270 FSF's license web page.
15271 * config/arm/arm_neon.h: Regenerate.
15273 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15275 * config/cris/cris.md: Change copyright header to refer to version
15276 3 of the GNU General Public License.
15277 * doc/install.texi2html: Change copyright header to refer to version
15278 3 of the GNU General Public License and to point readers at the
15279 COPYING3 file and the FSF's license web page.
15280 * config/vax/linux.h: Likewise.
15282 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15284 * config/i386/i386.md (cmpcc): New.
15285 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15286 (sync_compare_and_swap_cc*): Delete.
15288 * config/s390/s390.c (s390_compare_emitted): Remove.
15289 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15290 s390_compare_emitted used to be handled. Assert that modes match.
15291 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15292 refer to sync_compare_and_swap_ccsi.
15293 * config/s390/s390.h (s390_compare_emitted): Remove.
15294 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15295 instead of s390_compare_emitted.
15296 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15297 instead of s390_compare_emitted.
15298 * config/s390/s390.md (cmpcc): New.
15299 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15300 CC_REGNUM, do not pretend it's set.
15301 (sync_compare_and_swap_cc*): Delete.
15302 * config/s390/predicates.md (cc_reg_operand): New.
15304 * expr.c (sync_compare_and_swap_cc): Delete.
15305 * optabs.h (sync_compare_and_swap_cc): Delete.
15306 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15307 is being used with can_compare_p.
15308 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15309 (find_cc_set): New.
15310 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15311 look for a MODE_CC set instead. Use emit_store_flag.
15312 (expand_compare_and_swap_loop): Likewise, with some additional
15313 complication to avoid a force_reg when useless. Use
15314 emit_cmp_and_jump_insns.
15315 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15316 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15317 sync_compare_and_swap documentation.
15319 2009-04-09 Jan Hubicka <jh@suse.cz>
15321 * except.c (find_prev_try): Break out from ....
15322 (duplicate_eh_regions): ... here; properly update prev_try pointers
15323 when duplication part of tree.
15324 (dump_eh_tree): Improve dumping.
15325 (verify_eh_region): New.
15326 (verify_eh_tree): Use it.
15328 2009-04-06 Richard Guenther <rguenther@suse.de>
15330 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15331 &ARRAY addresses by adjusting their types and prepending
15333 * tree-cfg.c (verify_gimple_assign_single): Verify that
15334 addresses are correct.
15336 2009-04-09 Richard Guenther <rguenther@suse.de>
15338 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15339 indices into an array reference if possible.
15340 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15341 Fold POINTER_PLUS_EXPR statements with invariant address.
15343 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15346 * config.gcc (powerpc64-*-linux*): Always build biarch.
15348 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15351 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15352 it and pedwarn if this results in an INTEGER_CST.
15354 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15356 * doc/install.texi: Update minimum GMP version. Remove obsolete
15357 text in MPFR section.
15359 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15361 * dwarf2out.c (class_scope_p): New static inline.
15362 (class_or_namespace_scope_p): Use it.
15363 (gen_variable_die): Use DW_TAG_member tag for static data member
15364 declarations instead of DW_TAG_variable.
15366 PR middle-end/39573
15367 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15370 2009-04-08 Richard Guenther <rguenther@suse.de>
15372 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15373 valueize random data.
15375 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15377 * config.gcc (aix tm_file): Add aix-stdint.h.
15378 (aix tm clause use_gcc_stdint): Set to wrap.
15379 * config/rs6000/aix-stdint.h: New file.
15381 2009-04-08 Richard Guenther <rguenther@suse.de>
15383 PR middle-end/36291
15384 * tree-dfa.c (add_referenced_var): Do not recurse into
15385 global initializers.
15386 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15388 (fold_const_aggregate_ref): Likewise.
15390 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15392 * recog.c (ordered_comparison_operator): New.
15393 * gensupport.c (std_preds): Add it.
15394 * doc/md.texi (Machine-Independent Predicates): Document it.
15396 2009-04-08 Jan Hubicka <jh@suse.cz>
15398 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15399 * function.h (rtl_eh): Remove exception_handler_label_map.
15400 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15401 remove_exception_handler_label, for_each_eh_label_1): Remove.
15402 (rtl_remove_unreachable_regions): Remove.
15403 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15404 (find_exception_handler_labels): Don't build the hashtable.
15405 (maybe_remove_eh_handler): Remove.
15406 (for_each_eh_label): Rewrite to walk the tree.
15407 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15408 * except.h (maybe_remove_eh_handler): Remove.
15409 * passes.c (init_optimization_passes): Schedule second EH cleanup
15411 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15412 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15414 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15416 * genoutput.c (validate_optab_operands): New.
15417 (gen_insn, gen_expand): Call it.
15419 * genflags.c (gen_insn): Detect misused iterators.
15420 (main): Pass line_no to gen_insn, exit with status 1 on error.
15422 * genextract.c (line_no): Make global.
15423 (VEC_safe_set_locstr): Change assertion to error message.
15424 (main): Exit with status 1 on error.
15426 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15430 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15431 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15432 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15433 * c-convert.c (convert): Do not call fold on results of conversion
15434 functions when the result is a C_MAYBE_CONST_EXPR.
15435 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15436 of __builtin_choose_expr.
15437 * c-typeck.c (remove_c_maybe_const_expr): New.
15438 (build_unary_op, build_conditional_expr, build_compound_expr,
15439 build_binary_op, c_objc_common_truthvalue_conversion): Call
15440 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15443 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15445 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15446 CODE to produce a new one. Add a prototype to use fold_convert_const
15448 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15451 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15452 mix declarations and code.
15454 2009-04-08 Ben Elliston <bje@au.ibm.com>
15456 * gcc.c: Replace `CC' with `GCC' throughout.
15458 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15460 * doc/invoke.texi: Document Atom support.
15462 2009-04-07 Jason Merrill <jason@redhat.com>
15465 * c-common.h, c-common.c: Add flag_pretty_templates.
15466 * c-opts.c (c_common_handle_option): Set it.
15467 * c.opt: Add -fno-pretty-templates.
15468 * doc/invoke.texi (C++ Dialect Options): Likewise.
15470 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15472 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15473 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15474 (ia64_expand_builtin): Likewise.
15476 2009-04-07 Martin Jambor <mjambor@suse.cz>
15478 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15479 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15480 ADDR_EXPRS are include too.
15482 2009-04-07 Richard Guenther <rguenther@suse.de>
15484 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15485 decls are only used if passes as parameters or if they are
15486 local statics and the call is not to a builtin.
15487 (call_may_clobber_ref_p_1): Likewise.
15489 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15491 * expr.c (do_store_flag): Remove last argument. Simplify code
15492 to avoid duplication of tests already done by can_compare_p.
15493 (expand_expr_real_1): Adjust caller.
15495 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15497 * optabs.c (can_compare_p): Test the predicate of a
15498 cbranch and cstore pattern.
15500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15502 * expr.c (convert_move): Use emit_store_flag instead of
15505 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15507 * config/i386/i386.c (ix86_compare_emitted): Remove.
15508 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15509 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15510 * config/i386/i386.h (ix86_compare_emitted): Remove.
15511 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15512 instead of ix86_compare_emitted.
15513 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15515 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15517 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15518 Add t-sysroot-suffix to tmake_file.
15519 * config/print-sysroot-suffix.sh: New file.
15520 * config/t-sysroot-suffix: New file.
15522 2009-04-07 Ben Elliston <bje@au.ibm.com>
15524 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15525 as the latter produces a warning when the target does not support
15528 2009-04-07 Ben Elliston <bje@au.ibm.com>
15530 * dfp.c: Replace type punning assignments with memcpy throughout.
15531 * Makefile.in (dfp.o-warn): Remove.
15533 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15536 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15537 Include soft-fp/t-softfp after rs6000/t-linux64.
15539 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15541 * stor-layout.c (set_sizetype): Use the full precision of their
15542 machine mode for bitsize types.
15544 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/i386.md: Revert 2 accidental checkins.
15548 2009-04-06 Joey Ye <joey.ye@intel.com>
15549 Xuepeng Guo <xuepeng.guo@intel.com>
15550 H.J. Lu <hongjiu.lu@intel.com>
15552 Atom pipeline model, tuning and insn selection.
15553 * config.gcc (atom): Add atom config options and target.
15555 * config/i386/atom.md: New.
15557 * config/i386/i386.c (atom_cost): New cost.
15558 (m_ATOM): New macro flag.
15559 (initial_ix86_tune_features): Set m_ATOM.
15560 (x86_accumulate_outgoing_args): Likewise.
15561 (x86_arch_always_fancy_math_387): Likewise.
15562 (processor_target): Add Atom cost.
15563 (cpu_names): Add Atom cpu name.
15564 (override_options): Set Atom ISA.
15565 (ix86_issue_rate): New case PROCESSOR_ATOM.
15566 (ix86_adjust_cost): Likewise.
15568 * config/i386/i386.h (TARGET_ATOM): New target macro.
15569 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15570 (TARGET_OPT_AGU): New target option.
15571 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15572 (processor_type): Add PROCESSOR_ATOM.
15574 * config/i386/i386.md (cpu): Add new value "atom".
15575 (use_carry, movu): New attr.
15576 (atom.md): Include atom.md.
15577 (adddi3_carry_rex64): Set attr "use_carry".
15578 (addqi3_carry): Likewise.
15579 (addhi3_carry): Likewise.
15580 (addsi3_carry): Likewise.
15581 (*addsi3_carry_zext): Likewise.
15582 (subdi3_carry_rex64): Likewise.
15583 (subqi3_carry): Likewise.
15584 (subhi3_carry): Likewise.
15585 (subsi3_carry): Likewise.
15586 (x86_movdicc_0_m1_rex64): Likewise.
15587 (*x86_movdicc_0_m1_se): Likewise.
15588 (x86_movsicc_0_m1): Likewise.
15589 (*x86_movsicc_0_m1_se): Likewise.
15590 (*adddi_1_rex64): Emit add insn as much as possible.
15591 (*addsi_1): Likewise.
15592 (return_internal): Set atom_unit.
15593 (return_internal_long): Likewise.
15594 (return_pop_internal): Likewise.
15595 (*rcpsf2_sse): Set atom_sse_attr attr.
15596 (*qrt<mode>2_sse): Likewise.
15597 (*prefetch_sse): Likewise.
15599 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15601 (ix86_target_macros_internal): Likewise.
15603 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15604 (*prefetch_sse_rex): Likewise.
15605 (sse_rcpv4sf2): Likewise.
15606 (sse_vmrcpv4sf2): Likewise.
15607 (sse_sqrtv4sf2): Likewise.
15608 (<sse>_vmsqrt<mode>2): Likewise.
15609 (sse_ldmxcsr): Likewise.
15610 (sse_stmxcsr): Likewise.
15611 (*sse_sfence): Likewise.
15612 (sse2_clflush): Likewise.
15613 (*sse2_mfence): Likewise.
15614 (*sse2_lfence): Likewise.
15615 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15616 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15617 (avx_movdqu<avxmodesuffix>): Likewise.
15618 (avx_lddqu<avxmodesuffix>): Likewise.
15619 (sse2_movntv2di): Change attr "type" to "ssemov".
15620 (sse2_movntsi): Likewise.
15621 (rsqrtv8sf2): Change attr "type" to "sseadd".
15622 (sse3_addsubv2df3): Set attr "atom_unit".
15623 (sse3_h<plusminus_insn>v4sf3): Likewise.
15624 (*sse2_pmaddwd): Likewise.
15625 (*vec_extractv2di_1_rex64): Likewise.
15626 (*vec_extractv2di_1_avx): Likewise.
15627 (sse2_psadbw): Likewise.
15628 (ssse3_phaddwv8hi3): Likewise.
15629 (ssse3_phaddwv4hi3): Likewise.
15630 (ssse3_phadddv4si3): Likewise.
15631 (ssse3_phadddv2si3): Likewise.
15632 (ssse3_phaddswv8hi3): Likewise.
15633 (ssse3_phaddswv4hi3): Likewise.
15634 (ssse3_phsubwv8hi3): Likewise.
15635 (ssse3_phsubwv4hi3): Likewise.
15636 (ssse3_phsubdv4si3): Likewise.
15637 (ssse3_phsubdv2si3): Likewise.
15638 (ssse3_phsubswv8hi3): Likewise.
15639 (ssse3_phsubswv4hi3): Likewise.
15640 (ssse3_pmaddubsw128): Likewise.
15641 (sse3_pmaddubsw: Likewise.
15642 (ssse3_palignrti): Likewise.
15643 (ssse3_palignrdi): Likewise.
15645 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15647 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15649 2009-04-06 Richard Guenther <rguenther@suse.de>
15651 PR tree-optimization/28868
15652 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15653 of which PHI results we inserted.
15654 (insert_into_preds_of_block): Record inserted PHIs.
15655 (eliminate): Eliminate redundant PHI nodes.
15656 (init_pre): Init inserted_phi_names.
15658 2009-04-06 Richard Guenther <rguenther@suse.de>
15660 PR tree-optimization/39643
15661 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15662 IMAGPART_EXPRs of complex constants.
15663 (execute_fold_all_builtins): If we folded a call queue
15664 TODO_update_address_taken.
15666 2009-04-06 Jan Hubicka <jh@suse.cz>
15668 PR middle-end/39659
15669 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15672 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15674 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15676 (ic_invalidate_array): Likewise.
15678 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15680 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15681 alignment for library calls.
15683 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15685 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15686 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15687 * config/i386/mingw-stdint.h: New file.
15689 2009-04-05 Richard Guenther <rguenther@suse.de>
15691 PR tree-optimization/39648
15692 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15693 our &A vs. &A[0] IL deficiencies.
15695 2009-04-04 Jan Hubicka <jh@suse.cz>
15697 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15698 removed toplevel regions.
15699 (sjlj_mark_call_sites): Likewise.
15701 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15703 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15704 (cygwin tm clause use_gcc_stdint): Set to wrap.
15705 * config/i386/cygwin-stdint.h: New file.
15707 2009-04-04 Richard Guenther <rguenther@suse.de>
15709 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15710 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15711 single-argument PHIs if we are in loop-closed SSA form.
15712 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15713 for the pre-condition.
15714 (slpeel_tree_peel_loop_to_edge): Likewise.
15715 (vect_build_loop_niters): Take an optional sequence to append stmts.
15716 (vect_generate_tmps_on_preheader): Likewise.
15717 (vect_do_peeling_for_loop_bound): Take extra guards for the
15719 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15720 the cost model check.
15721 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15722 guards if we are going to peel. Do not apply versioning in that case.
15723 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15724 (vect_do_peeling_for_loop_bound): Likewise.
15725 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15726 loop bound only record extra pre-conditions, do not apply loop
15729 2009-04-04 Richard Guenther <rguenther@suse.de>
15731 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15734 2009-04-04 Jan Hubicka <jh@suse.cz>
15736 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15737 last_basic_block for size of bb->index indexed array.
15738 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15739 compute_out, link_btr_uses, build_btr_def_use_webs,
15740 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15742 2009-04-04 Jan Hubicka <jh@suse.cz>
15744 * except.c (remove_eh_handler_and_replace): Break out from ...
15745 (remove_eh_handler): ... here.
15746 (bring_to_root): New function.
15747 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15748 handled ones, bring others to root of tree.
15750 2009-04-04 Jan Hubicka <jh@suse.cz>
15752 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15753 (all_phis_safe_to_merge): New function.
15754 (update_info): New structure.
15755 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15756 (cleanup_empty_eh): Update SSA if possible.
15758 2009-04-04 Richard Guenther <rguenther@suse.de>
15760 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15761 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15762 (append_vuse): Likewise.
15764 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15766 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15767 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15768 instead of REG_UNSAVED for DW_CFA_undefined.
15769 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15770 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15773 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15776 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15777 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15778 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15780 2009-04-04 Richard Guenther <rguenther@suse.de>
15782 PR tree-optimization/8781
15783 PR tree-optimization/37892
15784 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15785 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15786 (valueize_refs): Call it for *& valueizations.
15787 (shared_reference_ops_from_ref): Rename to ...
15788 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15789 (shared_reference_ops_from_call): Rename to ...
15790 (valueize_shared_reference_ops_from_call): ... this and valueize.
15791 (vn_reference_lookup): Update.
15792 (visit_reference_op_call): Likewise.
15793 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15794 (eliminate): Value-replace the call address in call statements.
15796 2009-04-04 Richard Guenther <rguenther@suse.de>
15798 PR tree-optimization/39636
15799 * tree-ssa-forwprop.c
15800 (forward_propagate_addr_into_variable_array_index): Check for
15801 GIMPLE_ASSIGN before accessing the rhs code.
15803 2009-04-03 Jason Merrill <jason@redhat.com>
15805 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15807 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15809 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15810 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15811 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15812 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15813 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15814 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15815 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15816 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15817 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15818 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15819 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15820 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15821 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15822 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15823 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15824 Use fr_reg_or_fp01_operand instead of fr_register_operand
15826 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15827 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15828 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15830 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15832 PR rtl-optimization/39607
15833 PR rtl-optimization/39631
15837 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15838 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15839 instead of DF_LR_OUT.
15840 * ira-lives.c (process_bb_node_lives): Ditto.
15841 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15842 instead of DF_LR_{OUT,IN}.
15843 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15844 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15846 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15848 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15849 (execute_lower_omp): Always run but take the short way out if -fopenmp
15851 (gate_lower_omp): Remove, forcing the pass manager to always run the
15852 pass and always set PROP_gimple_lomp.
15853 (pass_lower_omp): Remove gate function.
15854 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15855 PROP_trees. Instead, require it.
15856 * ipa-cp.c (pass_ipa_cp): Likewise.
15857 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15858 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15859 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15860 and PROP_gimple_leh.
15862 2009-04-03 Richard Guenther <rguenther@suse.de>
15864 PR middle-end/13146
15865 PR tree-optimization/23940
15866 PR tree-optimization/33237
15867 PR middle-end/33974
15868 PR middle-end/34093
15869 PR tree-optimization/36201
15870 PR tree-optimization/36230
15871 PR tree-optimization/38049
15872 PR tree-optimization/38207
15873 PR tree-optimization/38230
15874 PR tree-optimization/38301
15875 PR tree-optimization/38585
15876 PR middle-end/38895
15877 PR tree-optimization/38985
15878 PR tree-optimization/39299
15879 * tree-ssa-structalias.h: Remove.
15880 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15881 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15882 (struct vuse_element_d): Remove.
15883 (struct vuse_vec_d): Likewise.
15884 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15885 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15886 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15887 VUSE_ELEMENT_VAR): Likewise.
15888 (struct voptype_d): Likewise.
15889 (NUM_VOP_FREE_BUCKETS): Likewise.
15890 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15891 (struct stmt_operands_d): Remove.
15892 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15893 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15894 VDEF_NUM, VDEF_VECT): Likewise.
15895 (copy_virtual_operands): Remove.
15896 (operand_build_cmp): Likewise.
15897 (create_ssa_artificial_load_stmt): Likewise.
15898 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15899 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15900 vuse_index and mayuse_index members. Pack and move done and iter_type
15901 members to the front.
15902 (SSA_OP_VMAYUSE): Remove.
15903 (SSA_OP_VIRTUAL_USES): Adjust.
15904 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15905 (unlink_stmt_vdef): Declare.
15906 (add_to_addressable_set): Remove.
15907 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15908 (vrp_visit_stmt): Likewise.
15909 * doc/tree-ssa.texi (Alias analysis): Update.
15910 * doc/invoke.texi (max-aliased-vops): Remove docs.
15911 (avg-aliased-vops): Likewise.
15912 * tree-into-ssa.c (syms_to_rename): Remove.
15913 (need_to_update_vops_p): Likewise.
15914 (need_to_initialize_update_ssa_p): Rename to ...
15915 (update_ssa_initialized_fn): ... this. Track function we are
15917 (symbol_marked_for_renaming): Simplify.
15918 (add_new_name_mapping): Do not set need_to_update_vops_p.
15919 (dump_currdefs): Use SYMS_TO_RENAME.
15920 (rewrite_update_stmt): Always walk all uses/defs.
15921 (dump_update_ssa): Adjust.
15922 (init_update_ssa): Take function argument. Track what we are
15924 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15925 (create_new_def_for): Initialize for cfun, assert we are initialized
15927 (mark_sym_for_renaming): Simplify.
15928 (mark_set_for_renaming): Do not initialize update-ssa.
15929 (need_ssa_update_p): Simplify. Take function argument.
15930 (name_mappings_registered_p): Assert we ask for the correct function.
15931 (name_registered_for_update_p): Likewise.
15932 (ssa_names_to_replace): Likewise.
15933 (release_ssa_name_after_update_ssa): Likewise.
15934 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15935 (dump_decl_set): Do not print a newline.
15936 (debug_decl_set): Do it here.
15937 (dump_update_ssa): And here.
15938 * tree-ssa-loop-im.c (move_computations): Adjust.
15939 (movement_possibility): Likewise.
15940 (determine_max_movement): Likewise.
15941 (gather_mem_refs_stmt): Likewise.
15942 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15943 or NAME_MEMORY_TAG.
15944 * tree-complex.c (update_all_vops): Remove.
15945 (expand_complex_move): Adjust.
15946 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15947 Simplify test for memory referencing statement. Exclude
15948 non-invariant ADDR_EXPRs.
15949 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15950 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15951 (rdg_flag_uses): Likewise.
15952 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15954 (tree_optimize_tail_calls_1): Also split the
15955 edge from the entry block if we have degenerate PHI nodes in
15956 the first basic block.
15957 * tree.c (init_ttree): Remove memory-tag related code.
15958 (tree_code_size): Likewise.
15959 (tree_node_structure): Likewise.
15960 (build7_stat): Re-write to be build6_stat.
15961 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15962 (SSA_VAR_P): Adjust.
15963 (struct tree_memory_tag): Remove.
15964 (struct tree_memory_partition_tag): Likewise.
15965 (union tree_node): Adjust.
15966 (build7): Re-write to be build6.
15967 * tree-pass.h (pass_reset_cc_flags): Remove.
15968 (TODO_update_address_taken): New flag.
15969 (pass_simple_dse): Remove.
15970 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15971 * params.h (MAX_ALIASED_VOPS): Remove.
15972 (AVG_ALIASED_VOPS): Likewise.
15973 * omp-low.c (expand_omp_taskreg): Update SSA form.
15974 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15975 aliases the lhs in a copy stmt.
15976 * tree-ssa-dse.c (struct address_walk_data): Remove.
15977 (memory_ssa_name_same): Likewise.
15978 (memory_address_same): Likewise.
15979 (get_kill_of_stmt_lhs): Likewise.
15980 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15981 unused stores. Look through PHI nodes into post-dominated regions.
15982 (dse_optimize_stmt): Simplify. Properly remove stores.
15983 (tree_ssa_dse): Compute dominators.
15984 (execute_simple_dse): Remove.
15985 (pass_simple_dse): Likewise.
15986 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15987 gimple_loaded_syms and gimple_stored_syms computation.
15988 * toplev.c (dump_memory_report): Dump alias and pta stats.
15989 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15990 (vn_reference_eq): Likewise.
15991 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15992 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15993 valueize_vuses): Remove.
15994 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15995 (get_def_ref_stmt_vuse): ... this.
15996 (vn_reference_lookup_2): New function.
15997 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15998 walking equivalent vuses. Simplify.
15999 (vn_reference_lookup): Likewise.
16000 (vn_reference_insert): Likewise.
16001 (vn_reference_insert_pieces): Likewise.
16002 (visit_reference_op_call): Simplify.
16003 (visit_reference_op_load): Likewise.
16004 (visit_reference_op_store): Likewise.
16005 (init_scc_vn): Remove shared_lookup_vuses initialization.
16006 (free_scc_vn): Remove shared_lookup_vuses freeing.
16007 (sort_vuses, sort_vuses_heap): Remove.
16008 (get_ref_from_reference_ops): Export.
16009 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16010 vector with single vuse pointer.
16011 (vn_reference_lookup_pieces, vn_reference_lookup,
16012 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16013 (shared_vuses_from_stmt): Remove.
16014 (get_ref_from_reference_ops): Declare.
16015 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16017 memory-tag related code.
16018 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16019 (likely_value): Add comment, skip static-chain of call statements.
16020 (surely_varying_stmt_p): Adjust.
16021 (gimplify_and_update_call_from_tree): Likewise.
16022 (execute_fold_all_builtins): Do not rebuild alias info.
16023 (gimplify_and_update_call_from_tree): Properly update VOPs.
16024 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16025 (copy_ref_info): Remove memory-tag related code.
16026 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16027 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16028 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16030 * tree-ssa-dom.c (gimple_p): Remove typedef.
16031 (eliminate_redundant_computations): Adjust.
16032 (record_equivalences_from_stmt): Likewise.
16033 (avail_expr_hash): Likewise.
16034 (avail_expr_eq): Likewise.
16035 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16036 (stmt_makes_single_load): Likewise.
16037 (stmt_makes_single_store): Likewise.
16038 * tree-ssa-alias.c: Rewrite completely.
16039 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16040 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16041 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16042 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16043 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16044 Remove public functions.
16045 (pass_reset_cc_flags): Remove.
16046 (pass_build_alias): Move ...
16047 * tree-ssa-structalias.c (pass_build_alias): ... here.
16048 * tree-ssa-alias.c (may_be_aliased): Move ...
16049 * tree-flow-inline.h (may_be_aliased): ... here.
16050 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16051 count_uses_and_derefs): Move ...
16052 * gimple.c: ... here.
16053 * gimple.h (count_uses_and_derefs): Declare.
16054 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16055 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16056 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16057 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16058 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16059 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16060 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16062 * tree-dfa.c (refs_may_alias_p): Move ...
16063 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16064 * tree-ssa-alias.h: New file.
16065 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16066 (statement_sink_location): Likewise.
16067 * opts.c (decode_options): Do not adjust max-aliased-vops or
16068 avg-aliased-vops values.
16069 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16070 (TV_CALL_CLOBBER): Likewise.
16071 (TV_FLOW_SENSITIVE): Likewise.
16072 (TV_FLOW_INSENSITIVE): Likewise.
16073 (TV_MEMORY_PARTITIONING): Likewise.
16074 (TV_ALIAS_STMT_WALK): New timevar.
16075 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16076 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16077 (get_address_description): Remove memory-tag related code.
16078 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16079 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16080 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16081 and immediate uses in statements. Document.
16082 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16083 (dump_symbols): Remove.
16084 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16085 * alias.c (get_deref_alias_set): New function split out from ...
16086 (get_alias_set): ... here.
16087 * alias.h (get_deref_alias_set): Declare.
16088 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16089 type parameter. Remove restrict pointer handling. Create a
16090 ref-all pointer in case type-based alias sets do not conflict.
16091 (vect_analyze_data_refs): Remove SMT related code.
16092 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16093 (vectorizable_load): Likewise.
16094 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16095 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16096 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16097 Ignore vops and SMTs.
16098 (dr_analyze_alias): Likewise..
16099 (free_data_ref): Likewise.
16100 (create_data_ref): Likewise.
16101 (analyze_all_data_dependences): Likewise.
16102 (get_references_in_stmt): Adjust.
16103 * tree-flow-inline.h (gimple_aliases_computed_p,
16104 gimple_addressable_vars, gimple_call_clobbered_vars,
16105 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16106 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16107 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16108 gimple_mem_ref_stats): Remove.
16109 (gimple_vop): New function.
16110 (op_iter_next_use): Remove vuses and mayuses cases.
16111 (op_iter_next_def): Remove vdefs case.
16112 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16113 (clear_and_done_ssa_iter): Do not set removed fields.
16114 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16115 Assert we are not iterating over vuses or vdefs if not also
16116 iterating over uses or defs.
16117 (op_iter_init_use): Likewise.
16118 (op_iter_init_def): Likewise.
16119 (op_iter_next_vdef): Remove.
16120 (op_iter_next_mustdef): Likewise.
16121 (op_iter_init_vdef): Likewise.
16122 (compare_ssa_operands_equal): Likewise.
16123 (link_use_stmts_after): Handle vuse operand.
16124 (is_call_used): Use is_call_clobbered.
16125 (is_call_clobbered): Global variables are always call clobbered,
16126 query the call-clobbers bitmap.
16127 (mark_call_clobbered): Ignore global variables.
16128 (clear_call_clobbered): Likewise.
16129 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16130 virtual operands sanity check.
16131 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16133 (TARGET_MEM_REF): Remove TMR_TAG operand.
16134 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16135 Remove call-clobber related code.
16136 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16137 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16138 partitions or escape reason.
16139 (get_single_def_stmt, get_single_def_stmt_from_phi,
16140 get_single_def_stmt_with_phi): Remove.
16141 (dump_referenced_vars): Tidy.
16142 (get_ref_base_and_extent): Allow bare decls.
16143 (collect_dfa_stats): Adjust.
16144 * graphite.c (rename_variables_in_stmt): Adjust.
16145 (graphite_copy_stmts_from_block): Likewise.
16146 (translate_clast): Likewise.
16147 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16149 (translate_vuse_through_block): Use the oracle.
16150 (phi_translate_1): Adjust.
16151 (value_dies_in_block_x): Use the oracle. Cache the outcome
16153 (valid_in_sets): Check if the VUSE for
16154 a REFERENCE is available.
16155 (eliminate): Do not remove stmts during elimination,
16156 instead queue and remove them afterwards.
16157 (do_pre): Do not rebuild alias info.
16158 (pass_pre): Run TODO_rebuild_alias before PRE.
16159 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16160 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16161 (mark_all_v_defs_stmt): Remove.
16162 (mark_all_v_defs_seq): Adjust.
16163 (sra_replace): Likewise.
16164 (scalarize_use): Likewise.
16165 (scalarize_copy): Likewise.
16166 (scalarize_init): Likewise.
16167 (scalarize_ldst): Likewise.
16168 (todoflags): Remove.
16169 (tree_sra): Do not rebuild alias info.
16170 (tree_sra_early): Adjust.
16171 (pass_sra): Run TODO_update_address_taken before SRA.
16172 * tree-predcom.c (set_alias_info): Remove.
16173 (prepare_initializers_chain): Do not call it.
16174 (mark_virtual_ops_for_renaming): Adjust.
16175 (mark_virtual_ops_for_renaming_list): Remove.
16176 (initialize_root_vars): Adjust.
16177 (initialize_root_vars_lm): Likewise.
16178 (prepare_initializers_chain): Likewise.
16179 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16180 (may_propagate_copy_into_stmt): Likewise.
16181 (merge_alias_info): Do nothing for now.
16182 (propagate_tree_value_into_stmt): Adjust.
16183 (stmt_may_generate_copy): Likewise.
16184 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16185 not mark symbols for renaming.
16186 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16187 with the same statement, make sure to update the new pointed-to one.
16188 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16189 call statements, do not mark symbols for renaming.
16190 (mark_operand_necessary): Dump something.
16191 (ref_may_be_aliased): New function.
16192 (mark_aliased_reaching_defs_necessary_1): New helper function.
16193 (mark_aliased_reaching_defs_necessary): Likewise.
16194 (mark_all_reaching_defs_necessary_1): Likewise.
16195 (mark_all_reaching_defs_necessary): Likewise.
16196 (propagate_necessity): Do not process virtual PHIs. For
16197 non-aliased loads mark all reaching definitions as necessary.
16198 For aliased loads and stores mark the immediate dominating
16199 aliased clobbers as necessary.
16200 (visited): New global static.
16201 (perform_tree_ssa_dce): Free visited bitmap after propagating
16203 (remove_dead_phis): Perform simple dead virtual PHI removal.
16204 (remove_dead_stmt): Properly unlink virtual operands when
16206 (eliminate_unnecessary_stmts): Schedule PHI removal after
16208 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16209 (process_replaceable): Likewise.
16210 (find_replaceable_in_bb): Likewise.
16211 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16212 based on the single gimple vop.
16213 (verify_flow_insensitive_alias_info): Remove.
16214 (verify_flow_sensitive_alias_info): Likewise.
16215 (verify_call_clobbering): Likewise.
16216 (verify_memory_partitions): Likewise.
16217 (verify_alias_info): Likewise.
16218 (verify_ssa): Adjust..
16219 (execute_update_addresses_taken): Export. Update SSA
16220 manually. Optimize only when optimizing. Use a local bitmap.
16221 (pass_update_address_taken): Remove TODO_update_ssa, add
16223 (pass_update_address_taken): Just use TODO_update_address_taken.
16224 (init_tree_ssa): Do not initialize addressable_vars.
16225 (verify_ssa): Verify new VUSE / VDEF properties.
16226 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16227 Do not call verify_alias_info.
16228 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16229 Do not free the loaded and stored syms bitmaps. Reset the escaped
16230 and callused solutions. Do not free addressable_vars.
16231 Remove memory-tag related code.
16232 (warn_uninitialized_var): Aliases are always available.
16233 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16234 * lambda-code.c (can_put_in_inner_loop): Adjust.
16235 (can_put_after_inner_loop): Likewise.
16236 (perfect_nestify): Likewise.
16237 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16238 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16239 (vectorizable_conversion): Do not mark symbols for renaming.
16240 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16241 (expand_call_inline): Unlink the calls virtual operands before
16243 (tree_function_versioning): Do not call update_ssa if we are not
16244 updating clones. Simplify.
16245 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16246 (propagate_with_phi): Likewise..
16247 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16248 clobber code. Assert we are not aliased or global.
16249 * tree-flow.h: Include tree-ssa-alias.h
16250 (enum escape_type): Remove.
16251 (struct mem_sym_stats_d): Likewise.
16252 (struct mem_ref_stats_d): Likewise.
16253 (struct gimple_df): Add vop member. Remove global_var,
16254 call_clobbered_vars, call_used_vars, addressable_vars,
16255 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16256 escaped and callused members.
16257 (struct ptr_info_def): Remove all members, add points-to solution
16259 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16260 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16261 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16262 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16263 (tree-ssa-alias.o): Likewise.
16264 (toplev.o): Add tree-ssa-alias.h
16265 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16266 * gimple.c (gimple_set_bb): Fix off-by-one error.
16267 (is_gimple_reg): Do not handle memory tags.
16268 (gimple_copy): Also copy virtual operands.
16269 Delay updating the statement. Do not reset loaded and stored syms.
16270 (gimple_set_stored_syms): Remove.
16271 (gimple_set_loaded_syms): Likewise.
16272 (gimple_call_copy_skip_args): Copy the virtual operands
16273 and mark the new statement modified.
16274 * tree-ssa-structalias.c (may_alias_p): Remove.
16275 (set_uids_in_ptset): Take the alias set to prune with as
16276 parameter. Fold in the alias test of may_alias_p.
16277 (compute_points_to_sets): Compute whether a ptr is dereferenced
16278 in a local sbitmap.
16279 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16280 other ADDRESSOF constraints on the lhs.
16281 (get_constraint_for_component_ref): Assert that we don't get
16282 ADDRESSOF constraints from the base of the reference.
16283 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16284 (struct variable_info): Remove collapsed_to member.
16285 (get_varinfo_fc): Remove.
16286 (new_var_info): Do not set collapsed_to.
16287 (dump_constraint): Do not follow cycles.
16288 (dump_constraint_graph): Likewise.
16289 (build_pred_graph): Likewise.
16290 (build_succ_graph): Likewise.
16291 (rewrite_constraints): Likewise.
16292 (do_simple_structure_copy): Remove.
16293 (do_rhs_deref_structure_copy): Remove.
16294 (do_lhs_deref_structure_copy): Remove.
16295 (collapse_rest_of_var): Remove.
16296 (do_structure_copy): Re-implement.
16297 (pta_stats): New global variable.
16298 (dump_pta_stats): New function.
16299 (struct constraint_expr): Make offset signed.
16300 (UNKNOWN_OFFSET): Define special value.
16301 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16302 (solution_set_expand): New helper function split out from ...
16303 (do_sd_constraint): ... here.
16304 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16305 (do_ds_constraint): Likewise.
16306 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16307 and CALLUSED = *CALLUSED.
16308 (set_union_with_increment): Make inc argument signed.
16309 (type_safe): Remove.
16310 (get_constraint_for_ptr_offset): Handle unknown and negative
16312 (first_vi_for_offset): Handle offsets before start. Bail
16313 out early for offsets beyond the variable extent.
16314 (first_or_preceding_vi_for_offset): New function.
16315 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16316 Together with ESCAPED = *ESCAPED this properly computes reachability.
16317 (find_what_var_points_to): New function.
16318 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16319 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16320 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16321 pt_solutions_intersect): New functions.
16322 (compute_call_used_vars): Remove.
16323 (compute_may_aliases): New main entry into PTA computation.
16324 * gimple.h (gimple_p): New typedef.
16325 (struct gimple_statement_base): Remove references_memory_p.
16326 (struct gimple_statement_with_memory_ops_base): Remove
16327 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16329 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16330 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16331 gimple_set_references_memory): Remove.
16332 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16333 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16335 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16336 (verify_expr): Allow RESULT_DECL.
16337 (gimple_duplicate_bb): Do not copy virtual operands.
16338 (gimple_duplicate_sese_region): Adjust.
16339 (gimple_duplicate_sese_tail): Likewise.
16340 (mark_virtual_ops_in_region): Remove.
16341 (move_sese_region_to_fn): Do not call it.
16342 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16343 and pass_simple_dse.
16344 (execute_function_todo): Handle TODO_update_address_taken,
16345 call execute_update_addresses_taken for TODO_rebuild_alias.
16346 (execute_todo): Adjust.
16347 (execute_one_pass): Init dump files early.
16348 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16350 (create_general_new_stmt): Clear vops.
16351 * tree-ssa-reassoc.c (get_rank): Adjust.
16352 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16353 symbols for renaming.
16354 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16355 (PARAM_AVG_ALIASED_VOPS): Likewise.
16356 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16357 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16358 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16359 (operand_build_cmp, copy_virtual_operands,
16360 create_ssa_artificial_load_stmt, add_to_addressable_set,
16361 gimple_add_to_addresses_taken): Remove public functions.
16362 (unlink_stmt_vdef): New function.
16364 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16366 * config.gcc (powerpc-*-linux*): Merge variants.
16368 2009-04-02 Chao-ying Fu <fu@mips.com>
16369 James Grosbach <james.grosbach@microchip.com>
16371 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16372 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16374 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16375 keep_interrupts_masked_p, use_debug_exception_return_p.
16376 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16377 keep_interrupts_masked, use_debug_exception_return.
16378 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16379 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16381 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16382 (mips_print_operand): Process COP0 registers to print $0 .. $31
16383 correctly for GAS to process.
16384 (mips_interrupt_extra_call_saved_reg_p): New function.
16385 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16387 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16388 (mips_compute_frame_info): Add supports for interrupt context that
16389 includes doubleword accumulators and COP0 registers.
16390 (mips_for_each_saved_acc): New function.
16391 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16392 mips_for_each_saved_reg.
16393 (mips_save_reg): Save accumulators.
16394 (mips_kernel_reg_p): A new for_each_rtx callback.
16395 (mips_expand_prologue): Support interrupt handlers.
16396 (mips_restore_reg): Restore accumulators.
16397 (mips_expand_epilogue): Support interrupt handlers.
16398 (mips_can_use_return_insn): Return false for interrupt handlers.
16399 (mips_epilogue_uses): New function.
16400 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16401 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16402 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16403 cop0_move): New instructions.
16404 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16405 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16407 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16409 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16410 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16411 interrupt handlers, we use K0 as the temporary register.
16412 (EPILOGUE_USES): Change to a function call.
16413 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16414 handlers, we use K0 as the temporary register.
16416 * doc/extend.texi (Function Attributes): Document interrupt,
16417 use_shadow_register_set, keep_interrupts_masked,
16418 use_debug_exception_return for MIPS attributes.
16420 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16422 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16423 Remove a number of t-files from tmake_file.
16424 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16425 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16426 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16427 target_prototype, not TARGET_PROTOTYPE.
16428 (LINK_OS_GNU_SPEC): Define.
16429 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16430 and darwin-ldoubdle.c.
16432 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16435 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16436 (cpp_options): Ditto.
16437 (default_compilers): Ditto.
16438 (display_help): Ditto.
16439 (process_command): Ditto.
16440 (do_spec_1): Ditto.
16441 (set_input): Use lbasename instead of duplicate code.
16442 (save_temps_prefix): New static for -save-temps=obj.
16443 (save_temps_length): Ditto.
16445 * doc/invoke.texi (-save-temps=obj): Document new variant to
16446 -save-temps switch.
16448 2009-04-02 Jeff Law <law@redhat.com>
16450 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16453 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16455 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16456 * configure: Regenerated.
16458 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16460 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16461 share the argument list.
16463 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16467 2009-02-12 Diego Novillo <dnovillo@google.com>
16469 * varpool.c (debug_varpool): New.
16470 * cgraph.h (debug_varpool): Declare.
16472 2009-04-02 Jan Hubicka <jh@suse.cz>
16474 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16477 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16479 * config/i386/i386.c (ix86_abi): Move initialization to ...
16480 (override_options): Here.
16482 2009-04-02 Christian Bruel <christian.bruel@st.com>
16484 * config/sh/sh.c (sh_dwarf_register_span): New function.
16485 (TARGET_DWARF_REGISTER_SPAN): Define.
16486 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16488 2009-04-02 Ira Rosen <irar@il.ibm.com>
16490 PR tree-optimization/39595
16491 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16492 interleaved loads group is not greater than the SLP group size.
16494 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16496 * builtins.c (is_builtin_name): New.
16497 (called_as_built_in): Use is_builtin_name.
16498 * tree.h (is_builtin_name): New.
16499 * varasm.c (incorporeal_function_p): Use is_builtin_name
16501 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16503 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16505 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16508 * c-decl.c (clone_underlying_type): Move this ...
16509 * c-common.c (set_underlying_type): ... here.
16510 Also, make sure the function properly sets TYPE_STUB_DECL() on
16511 the newly created typedef variant type.
16512 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16513 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16516 2009-04-02 Richard Guenther <rguenther@suse.de>
16518 PR tree-optimization/37221
16519 * tree-flow.h (degenerate_phi_result): Declare.
16520 * tree-ssa-dom.c (degenerate_phi_result): Export.
16521 * tree-scalar-evolution.c (analyze_initial_condition): If
16522 the initial condition is defined by a degenerate PHI node
16523 use the degenerate value.
16525 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16527 PR rtl-optimization/39588
16528 * combine.c (merge_outer_ops): Do not set the constant when this
16530 (simplify_shift_const_1): Do not modify it either in this case.
16532 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16534 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16535 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16537 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16540 * c-lex.c (interpret_float): Default (no suffix) is double.
16542 2009-04-1 Xinliang David Li <davidxl@google.com>
16544 * config/i386/i386.c (legitimate_constant_p): Recognize
16545 all one vector constant.
16547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16549 * config/vax/vax.c: Add #includes to silence warnings.
16550 Change #include order to silence two warnings.
16552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16554 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16555 (ASM_SPEC): Pass -k to the assembler for PIC code.
16557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16559 * config.gcc: Add vax-*-linux* to the switch.
16560 * config/vax/linux.h: New file. (TARGET_VERSION,
16561 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16565 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16566 Use predicate macros instead of GET_CODE() == foo.
16567 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16568 ashlsi3, rotrsi3, <unnamed>): Likewise.
16570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16572 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16573 jbbccihi, jbbccisi): Remova trailing whitespace.
16574 * config/vax/constraints.md: Likewise.
16575 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16576 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16577 * config/vax/predicates.md: Likewise.
16578 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16579 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16580 * config/vax/vax.h: Likewise.
16581 * config/vax/vax.md (nonlocal_goto): Likewise.
16583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16585 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16586 (indirectable_address_p, adjacent_operands_p): Add spaces around
16588 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16592 * config/vax/vax.c (legitimate_constant_address_p,
16593 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16594 index_term_p, reg_plus_index_p, legitimate_address_p,
16595 vax_mode_dependent_address_p): Update comments to match functions
16596 modified by the recent int->bool conversion.
16598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16600 * config/vax/builtins.md: Update copyright message.
16601 * config/vax/constraints.md: Likewise.
16602 * config/vax/netbsd-elf.h: Likewise.
16603 * config/vax/predicates.md: Likewise.
16604 * config/vax/vax-protos.h: Likewise.
16605 * config/vax/vax.c: Likewise.
16606 * config/vax/vax.h: Likewise.
16607 * config/vax/vax.md: Likewise.
16608 * config/vax/vax.opt: Likewise.
16610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16612 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16613 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16614 * config/vax/constraints.md (B, R): Likewise.
16615 * config/vax/predicates.md (external_memory_operand,
16616 nonimmediate_addsub_di_operand): Likewise.
16617 * config/vax/vax.c (vax_output_int_add): Likewise.
16618 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16619 untyped_call): Likewise.
16621 2009-04-01 Matt Thomas <matt@3am-software.com>
16623 * config/vax/predicates.md: New file.
16624 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16625 external_const_operand, nonsymbolic_operand, external_memory_operand,
16626 indirect_memory_operand, indexed_memory_operand,
16627 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16628 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16630 * config/vax/constraints.md: New file.
16631 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16633 * config/vax/builtins.md: New file.
16634 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16635 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16637 * config/vax/vax.opt (mqmath): Add option.
16638 * config/vax/vax.md (isfx): Extend with DI.
16639 (VAXintQH, VAXintQHSD): Define.
16640 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16641 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16642 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16643 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16644 (movdi): Update constraints and use vax_output_int_move().
16645 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16646 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16647 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16648 nonlocal_goto): New.
16649 (mov<mode>): Extend accepted operand types.
16650 (subdi3_old): Rename from subdi3, change update constraints and use
16651 a new implementation.
16652 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16653 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16654 MOVE_RATIO, CLEAR_RATIO): Define.
16655 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16656 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16657 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16658 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16659 (split_quadword_operands): Make static and really allow variable
16661 (print_operand_address): Update for PIC generation.
16662 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16663 indexable_address_p, fixup_mathdi_operand,
16664 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16665 (vax_float_literal, legitimate_constant_p,
16666 indirectable_constant_address_p, index_term_p,
16667 reg_plus_index_p): Return bool instead of int.
16668 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16670 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16672 (vax_output_conditional_branch): Indent.
16673 (legitimate_constant_address_p, indirectable_constant_address_p,
16674 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16675 vax_mode_dependent_address_p): Return bool instead of int, update for
16677 * config/vax/vax-protos.h (legitimate_constant_address_p,
16678 legitimate_constant_p, legitimate_address_p,
16679 vax_mode_dependent_address_p): Change declaration to bool.
16680 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16681 vax_expand_addsub_di_operands, vax_output_int_subtract,
16682 vax_output_movmemsi): Declare.
16683 (split_quadword_operands, vax_float_literal): Delete declaration.
16684 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16685 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16686 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16687 ASM_OUTPUT_DWARF_PCREL): Define.
16688 (ASM_SPEC): Change definition to allow PIC generation.
16690 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16692 * doc/sourcebuild.texi: Update front-end requirements.
16694 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16697 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16698 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16699 (booldi3_internal3): Use boolean_or_operator instead of
16702 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16705 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16706 declarator whose size is not an integer constant expression but
16707 folds to an integer constant, then treat it as a constant
16710 2009-04-01 Richard Guenther <rguenther@suse.de>
16712 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16713 i * 4 + 2 to (i * 2 + 1) * 2.
16715 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16718 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16719 return if c_parser_asm_string_literal returned NULL.
16721 2009-04-01 Nick Clifton <nickc@redhat.com>
16723 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16725 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16726 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16727 other typedefs to avoid conflicts with libgcc2.c. Define labels
16728 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16730 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16731 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16734 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16736 * varasm.c (default_function_rodata_section): Declare DOT as
16739 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16740 Andrey Galkin <agalkin@hypercom.com>
16743 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16744 Make object_name unique for each process.
16746 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16749 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16750 addressable variables in the parallel that could go out of scope while
16751 running queued tasks.
16753 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16755 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16756 (CASE_VALUES_THRESHOLD): Redefine.
16757 * config/avr/avr.c (avr_override_options): Remove initialization of
16758 avr_case_values_threshold variable.
16759 (avr_case_values_threshold): Remove variable. Add new function.
16760 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16761 * config/avr/avr.opt (mno-tablejump): Remove option.
16762 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16764 2009-04-01 DJ Delorie <dj@redhat.com>
16766 * varasm.c (default_function_rodata_section): Don't assume
16767 anything about where the first '.' in the section name is.
16769 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16771 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16772 rs6000_emit_stack_tie.
16774 2009-03-31 Ian Lance Taylor <iant@google.com>
16776 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16777 gimple_code with GIMPLE_RESX, not RESX.
16779 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16781 * c-common.c (c_get_ident): New.
16782 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16784 2009-04-01 Ben Elliston <bje@au.ibm.com>
16786 * config/rs6000/sysv4.opt (msdata): Improve option description.
16788 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16790 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16791 (divdf3_internal_lat): Remove.
16792 (divxf3_internal_lat): Remove.
16793 (divxf3_internal_thr): Remove.
16794 (divxf): Use divxf3_internal.
16795 * config/ia64/div.md (divsf3_internal_lat): New.
16796 (divdf3_internal_lat): New.
16797 (divxf3_internal): New.
16799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16802 * Makefile.in (USE_GCC_STDINT): Define.
16803 (stmp-int-hdrs): Install stdint.h if applicable.
16804 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16806 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16807 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16808 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16809 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16810 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16811 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16812 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16813 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16814 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16815 (c_common_nodes_and_builtins): Initialize
16816 underlying_wchar_type_node. Do not initialize
16817 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16818 nodes for new types.
16819 (c_stddef_cpp_builtins): Define macros for new types.
16820 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16822 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16823 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16824 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16825 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16826 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16827 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16828 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16829 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16830 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16831 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16832 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16833 int16_type_node, int32_type_node, int64_type_node,
16834 uint8_type_node, uint16_type_node, c_uint32_type_node,
16835 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16836 int_least32_type_node, int_least64_type_node,
16837 uint_least8_type_node, uint_least16_type_node,
16838 uint_least32_type_node, uint_least64_type_node,
16839 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16840 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16841 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16842 uintptr_type_node): Define.
16843 * c-cppbuiltin.c (builtin_define_constants,
16844 builtin_define_type_minmax): New.
16845 (builtin_define_stdint_macros): Define more macros.
16846 (c_cpp_builtins): Define more limit macros.
16847 (type_suffix): New.
16848 (builtin_define_type_max): Define in terms of
16849 builtin_define_type_minmax. Remove is_long parameter. All
16851 * config.gcc (use_gcc_stdint): Define.
16852 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16853 Add newlib-stdint.h for generic targets.
16854 * config/glibc-stdint.h, config/newlib-stdint.h,
16855 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16856 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16857 * config/score/score.h (UINTPTR_TYPE): Define.
16858 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16859 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16860 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16861 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16862 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16863 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16864 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16865 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16866 * config/spu/spu.h (STDINT_LONG32): Define.
16867 * configure.ac (use_gcc_stdint): Substitute.
16868 * configure: Regenerate.
16869 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16870 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16871 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16872 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16873 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16874 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16875 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16876 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16877 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16878 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16879 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16880 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16881 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16882 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16883 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16884 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16885 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16886 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16887 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16888 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16889 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16890 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16891 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16892 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16893 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16894 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16895 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16896 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16897 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16899 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16901 * loop-iv.c (suitable_set_for_replacement): Renamed from
16902 simplify_using_assignment; changed to return bool and to accept new
16903 args DEST and SRC. Return true iff we find a source/destination pair
16904 that can be used to make a replacement, and fill SRC and DEST if so.
16905 Remove arg ALTERED. Don't deal with altered regs here. All callers
16907 (simplify_using_initial_values): Deal with altered regs here and track
16908 more precisely the effect they have on the validity of our expression.
16910 * loop-iv.c (simplify_using_condition): A condition of the form
16911 (EQ REG CONST) can be used to simply make a substitution.
16912 (simplify_using_initial_values): Keep track of conditions we have seen
16913 and keep using them to simplify new expressions, while applying the
16914 same substitutions to them as to the expression.
16916 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16917 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16920 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16921 changed. Use this when trying to improve the upper bound.
16922 Generate the comparison by using simplify_gen_relational.
16924 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16926 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16928 (simplify_using_assignment, simplify_using_initial_values): Call
16929 replace_in_expr to make replacements. Call replace_single_def_regs
16930 once on the initial version of the expression.
16932 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16935 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16937 2009-03-31 Richard Guenther <rguenther@suse.de>
16939 PR middle-end/31029
16940 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16941 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16943 2009-03-31 Richard Guenther <rguenther@suse.de>
16945 * tree.h (div_if_zero_remainder): Declare.
16946 * fold-const.c (div_if_zero_remainder): Export.
16947 * tree-ssa-forwprop.c
16948 (forward_propagate_addr_into_variable_array_index): Handle
16949 constant array index addition outside of the variable index.
16951 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16954 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16955 define_splits, floatunssi<mode>2): Require x87 conversions from
16956 DImode to be permitted.
16958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16960 PR preprocessor/15638
16961 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16963 2009-03-31 Richard Guenther <rguenther@suse.de>
16965 PR middle-end/23401
16966 PR middle-end/27810
16967 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16968 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16969 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16970 a separate statement.
16971 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16972 (lookup_tmp_var): Likewise.
16973 (is_gimple_formal_tmp_or_call_rhs): Remove.
16974 (is_gimple_reg_or_call_rhs): Rename to ...
16975 (is_gimple_reg_rhs_or_call): ... this.
16976 (is_gimple_mem_or_call_rhs): Rename to ...
16977 (is_gimple_mem_rhs_or_call): ... this.
16978 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16979 DECL_GIMPLE_REG_P only if is_formal is true.
16980 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16981 for non-proper post-modify expression gimplification.
16982 (gimplify_self_mod_expr): For post-modify expressions gimplify
16983 the lvalue to a minimal lvalue.
16984 (rhs_predicate_for): Remove formal temp case.
16985 (gimplify_modify_expr_rhs): Likewise.
16986 (gimplify_addr_expr): Use is_gimple_reg.
16987 (gimplify_expr): Remove formal temp cases.
16988 (gimple_regimplify_operands): Likewise.
16989 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16990 and FILTER_EXPR like constants.
16991 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16993 (is_gimple_formal_tmp_rhs): Remove.
16994 (is_gimple_reg_rhs): Remove special casing.
16995 (is_gimple_mem_rhs): Fix.
16996 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16997 (is_gimple_formal_tmp_var): Remove.
16998 (is_gimple_formal_tmp_reg): Likewise.
16999 (is_gimple_min_lval): Allow invariant component ref parts.
17000 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17001 is_gimple_formal_tmp_reg): Remove declarations.
17002 * tree-cfg.c (verify_expr): Verify that variables with address
17003 taken do not have DECL_GIMPLE_REG_P set.
17004 * tree-mudflap.c (mf_build_check_statement_for): Use
17005 force_gimple_operand instead of gimplify_expr.
17007 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17009 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17010 schedulable rows to compute_split_row.
17012 2009-03-31 Ben Elliston <bje@au.ibm.com>
17015 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17018 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17020 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17021 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17022 * configure: Regenerate.
17023 * config.in: Regenerate.
17024 * config/rs6000/rs6000.opt (mtls-markers): Add.
17025 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17026 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17027 (tls_ld_aix, tls_ld_sysv): Likewise.
17028 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17029 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17031 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17033 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17035 2009-03-30 Jan Hubicka <jh@suse.cz>
17037 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17039 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17040 detection and label handling.
17042 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17044 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17045 left_conflicts_size.
17046 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17047 ALLOCNO_LEFT_CONFLICTS_SIZE.
17049 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17050 remove_allocno_from_bucket_and_push,
17051 allocno_spill_priority_compare, push_allocnos_to_stack,
17052 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17053 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17054 (setup_allocno_left_conflicts_num): Ditto. Rename to
17055 setup_allocno_left_conflicts_size.
17056 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17057 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17058 setup_allocno_left_conflicts_size instead of
17059 setup_allocno_left_conflicts_num.
17061 * ira-build.c (ira_create_allocno): Use
17062 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17063 ALLOCNO_LEFT_CONFLICTS_NUM.
17065 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17067 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17068 instead of DF_LR_OUT.
17070 * ira-lives.c (process_bb_node_lives): Ditto.
17072 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17073 instead of DF_LR_{OUT,IN}.
17075 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17077 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17079 2009-03-30 Jan Hubicka <jh@suse.cz>
17081 * except.c (label_to_region_map): Fix thinko.
17083 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17085 PR middle-end/38237
17086 * tree.h (tree_find_value): New declaration.
17087 * tree.c (tree_find_value): New function.
17088 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17090 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17093 * c-decl.c (struct c_binding): Add locus field.
17094 (bind): Add locus argument, set locus field from it.
17095 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17096 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17097 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17098 implicitly_declare, undeclared_variable, lookup_label,
17099 declare_label, c_make_fname_decl, c_builtin_function,
17100 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17103 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17106 * config/i386/i386.c (classify_argument): Check total size of
17109 2009-03-30 Martin Jambor <mjambor@suse.cz>
17111 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17112 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17113 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17116 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17117 seen_variable_array_ref while also traversing a union.
17119 * tree-inline.c (optimize_inline_calls): Do not call
17120 cgraph_node_remove_callees.
17121 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17122 (pass_remove_cgraph_callee_edges): New variable.
17123 * passes.c (init_optimization_passes): Add
17124 pass_remove_cgraph_callee_edges after early inlining and before all
17125 late intraprocedural passes.
17127 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17131 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17132 Fix typos in names.
17134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17136 * combine.c (simplify_comparison): Use have_insn_for.
17137 * dojump.c (do_jump): Likewise.
17139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17141 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17142 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17143 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17144 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17145 instead of sparc_compare_emitted.
17146 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17147 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17148 instead of sparc_compare_emitted.
17150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17152 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17153 enter/exit cfglayout mode.
17154 (pass_partition_block): Require it.
17155 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17156 (combine_instructions): Track basic blocks instead of labels.
17157 (update_cfg_for_uncondjump): New.
17158 (try_combine): Use it. Update jumps after rescanning.
17159 (pass_combine): Require PROP_cfglayout.
17160 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17164 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17165 Provide/destroy PROP_cfglayout respectively.
17166 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17167 * tree-pass.h (PROP_cfglayout): New.
17169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17171 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17172 fold_convert_const_fixed_from_fixed,
17173 fold_convert_const_fixed_from_int,
17174 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17175 set TREE_CONSTANT_OVERFLOW.
17176 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17177 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17179 2009-03-30 Ira Rosen <irar@il.ibm.com>
17181 * tree-vect-loop-manip.c: New file.
17182 * tree-vectorizer.c: Update documentation and included files.
17183 (vect_loop_location): Make extern.
17184 (rename_use_op): Move to tree-vect-loop-manip.c
17185 (rename_variables_in_bb, rename_variables_in_loop,
17186 slpeel_update_phis_for_duplicate_loop,
17187 slpeel_update_phi_nodes_for_guard1,
17188 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17189 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17190 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17191 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17192 find_loop_location): Likewise.
17193 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17194 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17195 get_vectype_for_scalar_type, vect_is_simple_use,
17196 supportable_widening_operation, supportable_narrowing_operation):
17198 (bb_in_loop_p): Move to tree-vect-loop.c.
17199 (new_loop_vec_info, destroy_loop_vec_info,
17200 reduction_code_for_scalar_code, report_vect_op,
17201 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17202 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17203 (vect_supportable_dr_alignment): Likewise.
17204 * tree-vectorizer.h (tree-data-ref.h): Include.
17205 (vect_loop_location): Declare.
17206 Reorganize function declarations according to the new file structure.
17207 * tree-vect-loop.c: New file.
17208 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17209 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17210 * tree-vect-data-refs.c: New file.
17211 * tree-vect-patterns.c (timevar.h): Don't include.
17212 * tree-vect-stmts.c: New file.
17213 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17214 tree-vect-slp.c, tree-vect-loop.c.
17215 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17216 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17217 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17218 (tree-vect-analyze.o): Remove.
17219 (tree-vect-transform.o): Likewise.
17220 (tree-vect-data-refs.o): Add rule.
17221 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17222 tree-vect-slp.o): Likewise.
17223 (tree-vect-patterns.o): Remove redundant dependencies.
17224 (tree-vectorizer.o): Likewise.
17225 * tree-vect-slp.c: New file.
17227 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17229 * optc-gen.awk: Warn if an option flag has multiple different
17232 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17234 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17235 -floop-block): Document dependences on PPL, CLooG and Graphite.
17237 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17239 PR rtl-optimization/323
17240 * c-common.c (c_fully_fold, convert_and_check,
17241 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17242 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17243 * c-common.def (EXCESS_PRECISION_EXPR): New.
17244 * c-cppbuiltin.c (builtin_define_float_constants): Define
17245 constants with enough digits for long double.
17246 * c-lex.c (interpret_float): Interpret constant with excess
17247 precision where appropriate.
17248 * c-opts.c (c_common_post_options): Set
17249 flag_excess_precision_cmdline. Give an error for
17250 -fexcess-precision=standard for C++ for processors where the
17251 option is significant.
17252 * c-parser.c (c_parser_conditional_expression): Handle excess
17253 precision in condition.
17254 * c-typeck.c (convert_arguments): Handle arguments with excess
17256 (build_unary_op): Move excess precision outside operation.
17257 (build_conditional_expr): Likewise.
17258 (build_compound_expr): Likewise.
17259 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17260 (build_modify_expr): Handle excess precision in RHS.
17261 (convert_for_assignment): Handle excess precision in converted
17263 (digest_init, output_init_element, process_init_element): Handle
17264 excess precision in initializer.
17265 (c_finish_return): Handle excess precision in return value.
17266 (build_binary_op): Handle excess precision in operands and add
17267 excess precision as needed for operation.
17268 * common.opt (-fexcess-precision=): New option.
17269 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17270 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17271 For standard excess precision, output explicit conversion to and
17272 truncation from XFmode.
17273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17274 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17275 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17276 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17277 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17278 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17279 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17280 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17281 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17282 define_splits, sqrt<mode>2): Disable where appropriate for
17283 standard excess precision.
17284 * convert.c (convert_to_real): Do not shorten arithmetic to type
17285 for which excess precision would be used.
17286 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17287 * doc/invoke.texi (-fexcess-precision=): Document option.
17288 (-mfpmath=): Correct index entry.
17289 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17290 flag_excess_precision): New.
17291 * langhooks.c (lhd_post_options): Set
17292 flag_excess_precision_cmdline.
17293 * opts.c (common_handle_option): Handle -fexcess-precision=.
17294 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17295 init_excess_precision): New.
17296 (lang_dependent_init_target): Call init_excess_precision.
17297 * tree.c (excess_precision_type): New.
17298 * tree.h (excess_precision_type): Declare.
17300 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17303 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17304 non-lvalue to component.
17306 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17308 PR preprocessor/34695
17309 * Makefile.in (c-opts.o): Depend on c-tree.h.
17310 * c-common.c: Move down include of diagnostic.h.
17311 (done_lexing, c_cpp_error): New.
17312 * c-common.h (done_lexing): Declare.
17313 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17315 * c-opts.c: Include c-tree.h.
17316 (c_common_init_options): Set preprocessor error callback.
17317 (c_common_handle_option): Do not set preprocessor
17318 inhibit_warnings, warnings_are_errors, warn_system_headers,
17319 pedantic_errors or inhibit_warnings flags.
17320 (c_common_post_options): Do not check cpp_errors (parse_in).
17321 (c_common_finish): Do not output dependencies if there were
17322 errors. Do not check return value of cpp_finish.
17323 * c-ppoutput.c (pp_file_change): Set input_location.
17324 * c-tree.h (c_cpp_error): Declare.
17325 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17327 (diagnostic_build_prefix): Check override_column.
17328 * diagnostic.h (diagnostic_info): Add override_column field.
17329 (diagnostic_override_column): Define.
17331 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17333 * c-common.c (c_expand_expr, c_staticp): Remove.
17334 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17335 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17336 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17337 * c-gimplify.c (gimplify_compound_literal_expr,
17338 optimize_compound_literals_in_ctor): Remove.
17339 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17340 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17341 * c-semantics.c (emit_local_var): Remove.
17343 * langhooks-def.h (lhd_expand_expr): Remove.
17344 * langhooks.c (lhd_expand_expr): Remove.
17345 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17347 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17348 handling from c-semantics.c; don't call into langhook.
17349 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17350 * gimplify.c (gimplify_compound_literal_expr,
17351 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17352 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17353 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17354 as was done in c-gimplify.c.
17355 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17356 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17357 Move from c-common.h.
17358 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17360 * tree.c (staticp): Do not call langhook.
17361 * langhooks.c (lhd_staticp): Delete.
17362 * langhooks-def.h (lhd_staticp): Delete prototype.
17363 (LANG_HOOKS_STATICP): Delete.
17364 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17366 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17367 instead of DECL_STMTs.
17369 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17377 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17379 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17380 contained expression.
17381 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17382 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17383 conditional expressions for C.
17384 (decl_constant_value_for_optimization): Move from
17385 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17386 whether optimizing and that the expression is a VAR_DECL not of
17387 array type instead of doing such checks in the caller. Do not
17388 check pedantic. Call gcc_unreachable for C++.
17389 * c-common.def (C_MAYBE_CONST_EXPR): New.
17390 * c-common.h (c_fully_fold, c_save_expr,
17391 decl_constant_value_for_optimization): New prototypes.
17392 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17393 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17394 EXPR_INT_CONST_OPERANDS): Define.
17395 * c-convert.c (convert): Strip nops from expression.
17396 * c-decl.c (groktypename): Take extra parameters expr and
17397 expr_const_operands. Update call to grokdeclarator.
17398 (start_decl): Update call to grokdeclarator. Add statement for
17399 expressions used in type of decl.
17400 (grokparm): Update call to grokdeclarator.
17401 (push_parm_decl): Update call to grokdeclarator.
17402 (build_compound_literal): Add parameter non_const and build a
17403 C_MAYBE_COSNT_EXPR if applicable.
17404 (grokdeclarator): Take extra parameters expr and
17405 expr_const_operands. Track expressions used in declaration
17406 specifiers and declarators. Fold array sizes and track whether
17407 they are constant expressions and whether they are integer
17408 constant expressions.
17409 (parser_xref_tag): Set expr and expr_const_operands fields in
17411 (grokfield): Update call to grokdeclarator.
17412 (start_function): Update call to grokdeclarator.
17413 (build_null_declspecs): Set expr and expr_const_operands fields in
17415 (declspecs_add_type): Handle expressions in typeof specifiers.
17416 * c-parser.c (c_parser_declspecs): Set expr and
17417 expr_const_operands fields for declaration specifiers.
17418 (c_parser_enum_specifier): Likewise.
17419 (c_parser_struct_or_union_specifier): Likewise.
17420 (c_parser_typeof_specifier): Likewise. Update call to
17421 groktypename. Fold expression as needed. Return expressions with
17422 type instead of adding statements.
17423 (c_parser_attributes): Update calls to c_parser_expr_list.
17424 (c_parser_statement_after_labels): Fold expression before passing
17425 to objc_build_throw_stmt.
17426 (c_parser_condition): Fold expression.
17427 (c_parser_asm_operands): Fold expression.
17428 (c_parser_conditional_expression): Use c_save_expr. Update call
17429 to build_conditional_expr.
17430 (c_parser_alignof_expression): Update call to groktypename.
17431 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17432 original_code. Fold expression argument of va_arg. Create
17433 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17434 argument to va_arg. Update calls to groktypename. Fold array
17435 index for offsetof. Verify that first argument to
17436 __builtin_choose_expr has integer type.
17437 (c_parser_postfix_expression_after_paren_type): Update calls to
17438 groktypename and build_compound_literal. Handle expressions with
17439 side effects in type name.
17440 (c_parser_postfix_expression_after_primary): Update call to
17441 c_parser_expr_list. Set original_code for calls to
17442 __builtin_constant_p.
17443 (c_parser_expr_list): Take extra parameter fold_p. Fold
17444 expressions if requested.
17445 (c_parser_objc_type_name): Update call to groktypename.
17446 (c_parser_objc_synchronized_statement): Fold expression.
17447 (c_parser_objc_receiver): Fold expression.
17448 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17449 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17450 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17451 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17452 (struct c_typespec): Add elements expr and expr_const_operands.
17453 (struct c_declspecs): Add elements expr and expr_const_operands.
17454 (groktypename, build_conditional_expr, build_compound_literal):
17456 (in_late_binary_op): Declare.
17457 * c-typeck.c (note_integer_operands): New function.
17458 (in_late_binary_op): New variable.
17459 (decl_constant_value_for_broken_optimization): Move to c-common.c
17460 and rename to decl_constant_value_for_optimization.
17461 (default_function_array_conversion): Do not strip nops.
17462 (default_conversion): Do not call
17463 decl_constant_value_for_broken_optimization.
17464 (build_array_ref): Do not fold result.
17465 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17466 result when operand is a VLA.
17467 (c_expr_sizeof_type): Update call to groktypename. Handle
17468 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17469 result when operand names a VLA type.
17470 (build_function_call): Update call to build_compound_literal.
17471 Only fold result for calls to __builtin_* functions. Strip
17472 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17473 the function designator.
17474 (convert_arguments): Fold arguments. Update call to
17475 convert_for_assignment.
17476 (build_unary_op): Handle increment and decrement of
17477 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17478 decrement earlier. Fold operand of increment and decrement.
17479 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17480 built for integer operand. Wrap returns that are INTEGER_CSTs
17481 without being integer constant expressions or that have integer
17482 constant operands without being INTEGER_CSTs.
17483 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17484 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17485 result is an integer constant expression or can be used in
17486 unevaluated parts of one and avoid folding and wrap as
17487 appropriate. Fold operands before possibly doing -Wsign-compare
17489 (build_compound_expr): Wrap result for C99 if operands can be used
17490 in integer constant expressions.
17491 (build_c_cast): Update call to digest_init. Do not ignore
17492 overflow from casting floating-point constants to integers. Wrap
17493 results that could be confused with integer constant expressions,
17494 null pointer constants or floating-point constants.
17495 (c_cast_expr): Update call to groktypename. Handle expressions
17496 included in type name.
17497 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17498 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17499 Update calls to convert_for_assignment.
17500 (convert_for_assignment): Take new parameter
17501 null_pointer_constant. Do not strip nops or call
17502 decl_constant_value_for_broken_optimization. Set
17503 in_late_binary_op for conversions to boolean.
17504 (store_init_value): Update call to digest_init.
17505 (digest_init): Take new parameter null_pointer_constant. Do not
17506 call decl_constant_value_for_broken_optimization. pedwarn for
17507 initializers not constant expressions. Update calls to
17508 convert_for_assignment.
17509 (constructor_nonconst): New.
17510 (struct constructor_stack): Add nonconst element.
17511 (really_start_incremental_init, push_init_level, pop_init_level):
17512 Handle constructor_nonconst and nonconst element.
17513 (set_init_index): Call constant_expression_warning for array
17515 (output_init_element): Fold value. Set constructor_nonconst as
17516 applicable. pedwarn for initializers not constant expressions.
17517 Update call to digest_init. Call constant_expression_warning
17518 where constant initializers are required.
17519 (process_init_element): Use c_save_expr.
17520 (c_finish_goto_ptr): Fold expression.
17521 (c_finish_return): Fold return value. Update call to
17522 convert_for_assignment.
17523 (c_start_case): Fold switch expression.
17524 (c_process_expr_stmt): Fold expression.
17525 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17526 ensure statement expression is not evaluated in constant expression.
17527 (build_binary_op): Track whether results are integer constant
17528 expressions or may occur in such, disable folding and wrap results
17529 as applicable. Fold operands for -Wsign-compare warnings unless
17531 (c_objc_common_truthvalue_conversion): Handle results folded to
17532 integer constants that are not integer constant expressions.
17533 * doc/extend.texi: Document when typeof operands are evaluated,
17534 that condition of __builtin_choose_expr is an integer constant
17535 expression, and more about use of __builtin_constant_p in
17538 2009-03-29 Richard Guenther <rguenther@suse.de>
17540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17541 propagate addresses of array references.
17543 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17545 * regmove.c (perhaps_ends_bb_p): Remove.
17546 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17547 from INSN and check that the main loop stays within that basic block.
17548 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17549 (regmove_forward_pass): Split out from regmove_optimize. Use
17550 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17551 (regmove_backward_pass): Split out from regmove_optimize. Use
17552 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17553 (regmove_optimize): Simplify.
17555 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17558 * config/i386/i386.c (classify_argument): Ignore flexible array
17559 member in struct and warn ABI change.
17561 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17565 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17566 (ix86_adjust_cost): Updated.
17568 2009-03-29 Jan Hubicka <jh@suse.cz>
17570 PR middle-end/28850
17571 * tree-pass.h (pass_cleanup_eh): New function.
17572 (remove_unreachable_regions): Break code handling RTL
17573 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17574 that can not be reached by runtime.
17575 (can_be_reached_by_runtime): New function.
17576 (label_to_region_map): New function.
17577 (num_eh_regions): New function.
17578 (rtl_remove_unreachable_regions): New function.
17579 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17580 (remove_eh_region): New function.
17581 * except.h: Include sbitmap and vecprim.
17582 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17583 num_eh_regions): Declare.
17584 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17585 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17586 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17587 (tree_empty_eh_handler_p): New function.
17588 (cleanup_empty_eh): New function.
17589 (cleanup_eh): New function.
17590 (pass_cleanup_eh): New function.
17592 2009-03-29 Jan Hubicka <jh@suse.cz>
17594 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17595 for removed regions.
17597 2009-03-29 Jan Hubicka <jh@suse.cz>
17599 * except.c (dump_eh_tree): Dump all datastructures.
17601 2009-03-29 Jan Hubicka <jh@suse.cz>
17603 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17604 (duplicate_eh_regions_1): Likewise.
17605 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17606 vector; call EH verification.
17607 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17608 Be ready for region being removed.
17610 2009-03-29 Jan Hubicka <jh@suse.cz>
17612 * bitmap.c (bitmap_last_set_bit): New function.
17613 * bitmap.h (bitmap_last_set_bit): Declare.
17615 2009-03-29 David Ayers <ayers@fsfe.org>
17618 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17619 by calling objc_compare_types and surpress warnings about
17620 incompatible C pointers that are compatible ObjC pointers.
17622 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17624 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17625 call initialize_inline_failed.
17626 (initialize_inline_failed): Move it from here ...
17627 * cgraph.c (initialize_inline_failed): ... to here.
17628 (cgraph_create_edge): Call initialize_inline_failed rather than
17629 setting inline_failed directly.
17631 2009-03-29 Ben Elliston <bje@au.ibm.com>
17634 * sysv4.opt (msdata): Improve comment.
17635 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17636 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17638 2009-03-29 Ben Elliston <bje@au.ibm.com>
17641 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17642 load and store attributes.
17644 2009-03-29 Ben Elliston <bje@au.ibm.com>
17646 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17647 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17648 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17649 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17650 __builtin_infq and __builtin_huge_valq.
17652 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17654 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17656 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17657 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17659 2009-03-28 Xinliang David Li <davidxl@google.com>
17661 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17662 (do_dbg_cnt): New function.
17664 2009-03-28 Jan Hubicka <jh@suse.cz>
17666 Merge from pretty-ipa:
17668 2009-03-27 Jan Hubicka <jh@suse.cz>
17670 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17671 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17672 * passes.c (function_called_by_processed_nodes_p): New.
17673 * ipa-pure-const.c (check_call): Fix handling of operands.
17674 (analyze_function): Dump debug output for skipped bodies.
17675 (local_pure_const): Use function_called_by_processed_nodes_p.
17676 * dwarf2out.c (reference_to_unused): Use output.
17677 * passes.c (do_per_function_toporder): Likewise.
17679 2008-11-12 Jan Hubicka <jh@suse.cz>
17681 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17682 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17683 state_set_in_source enum
17684 (check_decl): Ignore memory tags; do not set fake looping flags;
17686 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17687 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17688 (check_call, analyze_function): Rewrite.
17690 (add_new_function): Update call of analyze_function.
17691 (generate_summary): Add call of analyze_function.
17692 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17693 (local_pure_const): New function.
17694 (pass_local_pure_const): New pass.
17695 * ipa-inline.c (inline_transform): Set after_inlining.
17696 * tree-eh.c (stmt_can_throw_external): New.
17697 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17698 work with aliasing built.
17699 * tree-flow.h (stmt_can_throw_external): New.
17700 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17701 and local pure/const pass in early and late optimization queue.
17703 2009-03-28 Martin Jambor <mjambor@suse.cz>
17705 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17707 (fold_binary): Allow function decl aligment consideration is the
17708 second argument is integer constant one.
17709 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17710 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17711 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17713 2009-03-28 Jan Hubicka <jh@suse.cz>
17715 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17716 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17717 * function.h (rtl_data): Add nothrow flag.
17718 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17719 set DECL_NOTHROW for AVAILABLE functions.
17721 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17723 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17724 following vector keyword has expansion starting with pixel or bool
17725 keyword, expand vector to __vector and pixel or bool to __pixel or
17729 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17730 warn_if_disallowed_function_p): Removed.
17731 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17732 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17733 warning_if_disallowed_function_p.
17734 * flags.h (warn_if_disallowed_function_p,
17735 warn_disallowed_functions): Removed.
17736 * common.opt (Wdisallowed-function-list=): Removed.
17737 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17739 2009-03-28 Richard Guenther <rguenther@suse.de>
17741 PR tree-optimization/38723
17742 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17745 2009-03-28 Jan Hubicka <jh@suse.cz>
17747 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17748 test introduced by my previous patch.
17750 2009-03-28 Richard Guenther <rguenther@suse.de>
17752 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17753 the PHIs value undefined.
17755 2009-03-28 Jan Hubicka <jh@suse.cz>
17757 * tree-pass.h (pass_fixup_cfg): New pass.
17758 * ipa-inline.c (inline_transform): Set
17759 always_inline_functions_inlined/after_inlining.
17760 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17761 (pass_fixup_cfg): New pass.
17762 * passes.c (init_optimization_passes): Add fixup_cfg.
17764 2009-03-28 Richard Guenther <rguenther@suse.de>
17766 PR tree-optimization/38458
17767 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17768 argument use the arguments copy-of value.
17770 2009-03-28 Richard Guenther <rguenther@suse.de>
17772 PR tree-optimization/38180
17773 * tree-ssa-ccp.c (get_default_value): Simplify.
17774 (likely_value): Likewise.
17775 (surely_varying_stmt_p): Properly handle VOP case.
17776 (ccp_initialize): Likewise.
17777 (ccp_fold): Handle propagating through *&.
17778 (fold_const_aggregate_ref): Also handle decls.
17780 2009-03-28 Jan Hubicka <jh@suse.cz>
17782 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17783 * cgraph.h (cgraph_node): Likewise.
17784 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17785 (cgraph_reset_node): Use process flag.
17786 (cgraph_mark_functions_to_output): Likewise.
17787 (cgraph_expand_function): Likewise.
17788 (cgraph_expand_all_functions): Likewise.
17789 (cgraph_output_in_order): Likewise.
17790 * dwarf2out.c (reference_to_unused): Likewise.
17791 * passes.c do_per_function_toporder): Likewise.
17793 2009-03-28 Jan Hubicka <jh@suse.cz>
17795 Bring from lto-branch:
17797 2008-09-03 Doug Kwan <dougkwan@google.com>
17799 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17800 enums instead of reason strings.
17801 * cgraph.c (cgraph_create_edge): Same.
17802 (cgraph_inline_failed_string): New function.
17803 * cgraph.h (cgraph_inline_failed_t): New enum type.
17804 (cgraph_inline_failed_string): New prototype.
17805 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17806 char pointer to cgraph_inline_failed_t.
17807 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17808 (cgraph_default_inline_p): Ditto.
17809 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17810 to cgraph_inline_failed_t pointer.
17811 * cif-code.def: New file.
17812 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17814 (cgraph_check_inline_limits): Change type of REASON to pointer to
17815 cgraph_inline_failed_t. Replace reason strings with enums.
17816 (cgraph_default_inline_p): Ditto.
17817 (cgraph_recursive_inlining_p): Ditto.
17818 (update_caller_keys): Change type of FAILED_REASON to
17819 cgraph_inline_failed_t.
17820 (cgraph_set_inline_failed): Change type of REASON to pointer to
17821 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17822 convert enums to strings for text output.
17823 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17824 to be of type cgraph_inline_failed_t. Replace reason strings with
17825 enums. Call cgraph_inline_failed_string to covert enums
17826 to strings for text output.
17827 (cgraph_decide_inlining): Replace reason strings with enums.
17828 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17829 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17831 * tree-inline.c (expand_call_inline): Change type of REASON
17832 to cgraph_inline_failed_t. Replace reason strings with enums.
17833 Call cgraph_inline_failed_string for text output.
17834 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17837 2009-03-28 Jan Hubicka <jh@suse.cz>
17839 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17840 cgraph_clone_node): Remove master clone handling.
17841 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17842 * cgraph.h (master_clone): Remove.
17843 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17844 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17845 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17847 2009-03-28 Jan Hubicka <jh@suse.cz>
17849 * cgraph.c (cgraph_function_body_availability): Functions declared
17850 inline are always safe to assume that it is not going to be replaced.
17852 2009-03-28 Richard Guenther <rguenther@suse.de>
17854 PR tree-optimization/38513
17855 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17856 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17857 EXC_PTR_EXPR and FILTER_EXPR.
17858 (get_ref_from_reference_ops): Likewise.
17860 2009-03-28 Richard Guenther <rguenther@suse.de>
17862 PR tree-optimization/38968
17863 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17864 Use FLOOR_MOD_EXPR to compute misalignment.
17866 2009-03-28 Richard Guenther <rguenther@suse.de>
17868 PR tree-optimization/37795
17869 * tree.h (combine_comparisons): Declare.
17870 * fold-const.c (combine_comparisons): Export.
17871 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17873 (ifcombine_iforif): Use combine_comparisons.
17875 2009-03-28 Jan Hubicka <jh@suse.cz>
17877 * tree-eh.c (inlinable_call_p): New function.
17878 (make_eh_edges): Use it.
17879 (verify_eh_edges): Use it.
17880 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17881 * except.c (reachable_next_level): Add inlinable_function argument
17882 (sjlj_find_directly_reachable_regions): Update.
17883 (add_reachable_handler): Do not set saw_any_handlers.
17884 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17885 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17886 Add new inlinable call parameter.
17887 (can_throw_internal, can_throw_external): Update.
17888 * except.h (can_throw_internal_1, can_throw_external_1,
17889 foreach_reachable_handler): Update declaration.
17891 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17893 * config/arm/t-arm-coff, config/h8300/coff.h,
17894 config/i386/i386-aout.h, config/i386/i386-coff.h,
17895 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17896 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17897 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17898 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17899 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17900 sys-types.h: Remove.
17901 * Makefile.in: Remove protoize and fixproto support and references
17903 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17904 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17906 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17907 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17908 unprotoize$(exeext).
17909 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17910 (.PHONY): Don't depend on proto.
17911 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17912 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17913 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17914 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17915 build/gen-protos.o, build/scan.o, xsys-protos.h,
17916 build/fix-header$(build_exeext), build/fix-header.o,
17917 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17918 stmp-install-fixproto): Remove.
17919 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17920 SYSCALLS.c or fixproto files.
17921 (install-common): Don't install protoize.
17922 (install-headers-tar, install-headers-cpio, install-headers-cp):
17923 Don't depend on $(STMP_FIXPROTO).
17924 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17925 install fixproto files or write out fixproto settings.
17926 (uninstall): Don't uninstall protoize.
17927 * config.gcc (use_fixproto): Remove.
17928 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17929 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17930 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17931 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17932 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17933 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17934 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17935 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17936 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17937 * config/t-vxworks (STMP_FIXPROTO): Remove.
17938 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17939 STMP_FIXPROTO): Remove.
17940 * config.in, configure: Regenerate.
17941 * crtstuff.c (gid_t, uid_t): Don't undefine.
17942 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17943 (arm-*-coff, arm-*-aout: Remove target entries.
17944 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17945 Remove mention of AIX 4.1.
17946 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17947 * doc/invoke.texi (Running Protoize): Remove.
17948 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17949 (Protoize Caveats): Remove.
17950 * tsystem.h: Update comments on headers assumed to exist.
17952 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17954 * genautomata.c: Add a new year to the copyright. Add a new
17956 (struct insn_reserv_decl): Add comments for member bypass_list.
17957 (find_bypass): Remove.
17958 (insert_bypass): New.
17959 (process_decls): Use insert_bypass.
17960 (output_internal_insn_latency_func): Output all bypasses with the
17961 same input insn in one switch case.
17963 * rtl.def (define_bypass): Describe bypass choice.
17964 * doc/md.texi (define_bypass): Ditto.
17966 2009-03-27 Richard Guenther <rguenther@suse.de>
17968 * gimplify.c (mark_addressable): Export.
17969 * tree-flow.h (mark_addressable): Declare.
17970 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17971 * tree-ssa.c (verify_phi_args): Verify that address taken
17972 variables have TREE_ADDRESSABLE set.
17974 2009-03-27 Richard Guenther <rguenther@suse.de>
17976 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17977 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17978 Do not mark decls TREE_ADDRESSABLE.
17979 (build_fold_addr_expr): Adjust.
17980 (fold_addr_expr): Remove.
17981 (fold_unary): Use build_fold_addr_expr.
17982 (fold_comparison): Likewise.
17983 (split_address_to_core_and_offset): Likewise.
17984 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17986 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17987 (gimplify_modify_expr_to_memcpy): Mark source and destination
17989 * omp-low.c (create_omp_child_function): Mark the object decl
17991 (lower_rec_input_clauses): Mark the var we take the address of
17993 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17997 PR middle-end/39315
17998 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17999 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18001 2009-03-27 Richard Guenther <rguenther@suse.de>
18003 PR tree-optimization/39120
18004 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18006 (handle_lhs_call): Process return constraints. Add escape
18007 constraints if necessary.
18008 (handle_const_call): Fill out return constraints. Make nested
18009 case more precise. Avoid consttmp if possible.
18010 (handle_pure_call): Fill out return constraints. Avoid
18011 callused if possible.
18012 (find_func_aliases): Simplify call handling.
18014 2009-03-27 Richard Guenther <rguenther@suse.de>
18016 PR tree-optimization/39120
18017 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18018 as a representative.
18019 (solve_graph): Do propagate CALLUSED.
18020 (handle_pure_call): Use a scalar constraint from CALLUSED for
18022 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18028 * c-common.c (handle_aligned_attribute): Properly check alignment
18029 overflow. Use (1U << i) instead of (1 << i).
18031 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18033 * expr.h (get_mem_align_offset): Updated.
18035 * tree.h (tree_decl_common): Change align to "unsigned int" and
18036 move it before pointer_alias_set.
18038 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18039 Jakub Jelinek <jakub@redhat.com>
18042 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18043 gr_register_operand with gr_reg_or_0_operand.
18044 (cmpxchg_rel_di): Likewise.
18045 (sync_lock_test_and_set<mode>): Likewise.
18047 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18049 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18050 (true_regnum): Likewise.
18052 * rtlanal.c (subreg_info): Moved to ...
18053 * rtl.h (subreg_info): Here. New.
18054 (subreg_get_info): New.
18056 * rtlanal.c (subreg_get_info): Make it extern.
18058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18061 * config/i386/i386.c (ix86_abi): New.
18062 (override_options): Handle -mabi=.
18063 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18064 (ix86_call_abi_override): Likewise.
18065 (init_cumulative_args): Likewise.
18066 (function_arg_advance): Likewise.
18067 (function_arg_64): Likewise.
18068 (function_arg): Likewise.
18069 (ix86_pass_by_reference): Likewise.
18070 (ix86_function_value_regno_p): Likewise.
18071 (ix86_build_builtin_va_list_abi): Likewise.
18072 (setup_incoming_varargs_64): Likewise.
18073 (is_va_list_char_pointer): Likewise.
18074 (ix86_init_machine_status): Likewise.
18075 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18076 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18077 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18078 (ix86_function_abi): Make it static and return enum calling_abi.
18079 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18081 (ix86_fn_abi_va_list): Updated.
18083 * config/i386/i386.h (ix86_abi): New.
18084 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18085 (CONDITIONAL_REGISTER_USAGE): Likewise.
18086 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18087 (machine_function): Likewise.
18089 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18091 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18092 (STACK_BOUNDARY): Likewise.
18093 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18095 * config/i386/i386.opt (mabi=): New.
18097 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18098 return enum calling_abi.
18099 (ix86_function_type_abi): Likewise.
18100 (ix86_function_abi): Removed.
18102 * doc/invoke.texi: Document -mabi= option for x86.
18104 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18106 * builtins.c (real_dconstp): Delete.
18107 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18109 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18110 Jakub Jelinek <jakub@redhat.com>
18113 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18114 (gen_subprogram_die): When a function is explicit, generate the
18115 DW_AT_explicit attribute.
18116 * langhooks.h (struct lang_hooks_for_decls): Add
18117 function_decl_explicit_p langhook.
18118 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18119 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18121 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18123 * builtins.c (fold_builtin_memory_op): Optimize memmove
18124 into memcpy if we can prove source and destination don't overlap.
18126 * tree-inline.c: Include gt-tree-inline.h.
18127 (clone_fn_id_num): New variable.
18128 (clone_function_name): New function.
18129 (tree_function_versioning): Use it.
18130 * Makefile.in (GTFILES): Add tree-inline.c.
18132 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18134 * BASE-VER: Change to 4.5.0.
18136 2009-03-27 Xinliang David Li <davidxl@google.com>
18138 PR tree-optimization/39557
18139 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18141 2009-03-27 Xinliang David Li <davidxl@google.com>
18143 PR tree-optimization/39548
18144 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18147 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18149 * c-common.c (pointer_int_sum): Use %wd on return from
18152 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18154 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18155 on return from tree_low_cst.
18157 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18160 * ginclude/stdarg.h (va_copy): Define also for
18161 __GXX_EXPERIMENTAL_CXX0X__.
18163 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18166 * builtins.h (c_strlen): Do not warn here.
18167 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18168 * c-common.c (pointer_int_sum): Take an explicit location.
18169 Warn about offsets out of bounds.
18170 * c-common.h (pointer_int_sum): Adjust declaration.
18172 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18174 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18177 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18180 * opts.c (warn_if_disallowed_function_p): Don't assume
18181 get_callee_fndecl must return non-NULL.
18183 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18185 PR rtl-optimization/39522
18186 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18187 when reg_reloaded_valid is set.
18189 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18191 * config/spu/divv2df3.c: New file.
18192 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18193 (DPBIT_FUNCS): Filter out _div_df.
18195 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18197 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18198 a jump insn, count that jump in the distance to the loop start.
18200 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18203 * config/sh/sh.c (calc_live_regs): Fix condition for global
18204 registers except PIC_OFFSET_TABLE_REGNUM.
18206 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18209 * doc/invoke.texi (-mconsole): New.
18211 (-mno-cygwin): New.
18213 (-mnop-fun-dllimport): New.
18217 (sub section "i386 and x86-64 Windows Options"): New.
18219 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18221 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18222 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18224 2009-03-25 Richard Guenther <rguenther@suse.de>
18226 PR middle-end/39497
18227 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18230 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18232 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18233 neither of haifa/selective schedulers are working.
18235 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18237 * doc/invoke.texi (Debugging Options): Fix description of
18238 -fno-merge-debug-strings.
18240 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18242 * config/cris/libgcc.ver: New version-script.
18243 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18245 * configure.ac <GAS features, nop mnemonic>: Add pattern
18246 crisv32-*-* for "nop".
18247 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18248 * configure: Regenerate.
18250 2009-03-24 Ira Rosen <irar@il.ibm.com>
18252 PR tree-optimization/39529
18253 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18254 mark_sym_for_renaming for the tag copied to the new vector
18257 2009-03-24 Arthur Loiret <aloiret@debian.org>
18259 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18260 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18261 EXTRA_SPEC_FUNCTIONS.
18262 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18263 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18264 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18265 -march and -mtune options.
18267 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18269 * config/m68k/t-rtems: Add m5329 multilib.
18271 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18272 Jakub Jelinek <jakub@redhat.com>
18275 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18278 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18281 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18282 instead of c_parser_expression_conv, if original_code isn't one of the
18283 4 allowed comparison codes, fail.
18285 2009-03-23 Richard Guenther <rguenther@suse.de>
18287 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18288 * tree.h (struct tree_type): Likewise.
18289 * reload.h (struct insn_chain): Likewise.
18290 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18291 * function.h (struct function): Likewise.
18292 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18294 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18296 PR tree-optimization/39516
18297 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18299 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18301 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18302 should be set true if BITS_PER_WORD of target is bigger than 32
18304 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18306 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18307 Translate -B-options to -rpath-link. Correct existing
18308 rpath-link and conditionalize on !nostdlib.
18310 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18312 * doc/extend.texi (Function Attributes, Variable Attributes):
18314 * doc/invoke.texi (Debugging Options, Optimize Options)
18315 (i386 and x86-64 Options, MCore Options): Likewise.
18317 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18320 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18321 it for block local namespace aliases.
18322 (gen_decl_die): Pass context_die to gen_namespace_die.
18324 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18327 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18328 minimum or maximum value.
18330 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18332 * reginfo.c (globalize_reg): Recompute derived reg sets.
18334 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18337 * libgcc2.c (mprotect): Do not use signed arguments for
18338 VirtualProtect, use DWORD arguments. Also fix the 'may
18339 be used uninitialized' warning for the np variable.
18341 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18344 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18345 functions using regparm calling conventions when not optimizing.
18346 (ix86_function_sseregparm): Similarly for sseregparm calling
18349 2009-03-19 Li Feng <nemokingdom@gmail.com>
18351 PR middle-end/39500
18352 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18353 dependence if the first conflict is after niter iterations.
18355 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18357 PR middle-end/38609
18358 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18359 functions with dynamic stack-pointer adjustments.
18361 2009-03-19 Ben Elliston <bje@au.ibm.com>
18363 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18364 option; change to -msdata=data.
18366 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18368 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18371 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18374 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18376 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18378 * doc/invoke.texi (Code Gen Options): Expand discussion of
18381 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18383 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18384 * matrix-reorg.c (struct matrix_info): Likewise.
18385 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18386 * rtl.h (struct mem_attrs): Likewise.
18387 * df.h (struct df): Likewise.
18388 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18389 * ira-int.h (struct ira_allocno): Likewise.
18390 * df-scan.c (struct df_collection_rec): Likewise.
18391 * ira.c (struct equivalence): Likewise.
18392 * function.c (struct temp_slot): Likewise.
18393 * cfgloop.h (struct loop): Likewise.
18396 * function.c (use_register_for_decl): When not optimizing, disregard
18397 register keyword for variables with types containing methods.
18399 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18401 PR middle-end/39447
18402 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18403 (is_simple_operand): Call contains_component_ref_p before calling data
18404 reference analysis that would fail on COMPONENT_REFs.
18406 * tree-vrp.c (search_for_addr_array): Fix formatting.
18408 2009-03-18 Richard Guenther <rguenther@suse.de>
18410 * tree-vect-transform.c (vect_loop_versioning): Fold the
18411 generated comparisons.
18412 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18413 (slpeel_tree_peel_loop_to_edge): Likewise.
18415 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18417 PR middle-end/37805
18418 * opts.c (print_specific_help): In addition to `undocumented',
18419 accept `separate' and `joined' flags if passed alone. Describe
18420 output by the first matched one of those.
18421 (common_handle_option): Skip over empty strings.
18422 * gcc.c (display_help): Fix help string for `--help='.
18423 * doc/invoke.texi (Option Summary, Overall Options): With
18424 `--help=', classes and qualifiers can both be repeated, but
18425 only the latter can be negated. One should not pass only
18426 negated qualifiers. Fix markup and examples.
18429 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18430 PR middle-end/37805
18431 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18432 and -fhelp=separate.
18434 2009-03-17 Jing Yu <jingyu@google.com>
18436 PR middle-end/39378
18437 * function.h (struct rtl_data): Move is_thunk from here...
18438 (struct function): ...to here.
18439 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18440 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18442 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18444 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18445 (alpha_output_function_end_prologue): Likewise.
18446 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18447 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18448 (rs6000_output_function_epilogue): Likewise.
18449 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18451 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18454 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18455 from different units in a single alternative.
18456 (*truncdfsf_i387): Ditto.
18457 (*truncxfsf2_mixed): Ditto.
18458 (*truncxfdf2_mixed): Ditto.
18460 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18462 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18463 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18466 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18467 unused non-artificial variables when not optimizing.
18470 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18471 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18472 NAMESPACE_DECL in its DECL_INITIAL.
18474 PR middle-end/39443
18475 * optabs.c (set_user_assembler_libfunc): New function.
18476 * expr.h (set_user_assembler_libfunc): New prototype.
18477 * c-common.c: Include libfuncs.h.
18478 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18479 for memcmp, memset, memcpy, memmove and abort.
18480 * Makefile.in (c-common.o): Depend on libfuncs.h.
18483 * dwarf2out.c (gen_inlined_enumeration_type_die,
18484 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18485 gen_tagged_type_instantiation_die): Removed.
18486 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18489 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18492 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18494 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18495 (check-parallel-%): Ditto.
18496 (check-consistency): Ditto.
18498 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18500 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18501 local variable rhs by NULL_TREE.
18503 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18506 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18508 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18511 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18513 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18516 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18517 for ms->sysv ABI calls only in 64bit mode.
18519 * config/i386/i386.md (untyped_call): Support 32bit.
18521 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18523 * doc/extend.texi: Replace x86_65 with x86_64.
18525 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18527 PR tree-optimization/39455
18528 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18529 mismatches for POINTER_TYPE_P (type).
18530 (number_of_iterations_le): Likewise.
18532 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18534 * config/picochip/picochip.c: Removed profiling support.
18535 * config/picochip/picochip.md: Removed profiling instruction.
18536 * config/picochip/picochip.h: Removed profiling builtin.
18538 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18540 * doc/install.texi (--with-host-libstdcxx): Document.
18542 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18545 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18546 generate a warning if the function name does not begin with
18547 "__vector" and the function has either the 'signal' or 'interrupt'
18548 attribute, from here to ...
18549 (avr_declare_function_name): ...here. New function.
18550 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18551 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18553 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18556 * cse.c (fold_rtx): Don't modify original const_arg1 when
18557 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18558 separate variable instead.
18559 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18560 from out of range shift counts.
18561 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18563 2009-03-13 Catherine Moore <clm@codesourcery.com>
18565 * config/i386/x-mingw32 (host-mingw32.o): Replace
18566 diagnostic.h with $(DIAGNOSTIC_H).
18568 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18571 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18573 * config/i386/sync.md (sync_compare_and_swap<mode>,
18574 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18575 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18577 (sync_double_compare_and_swapdi_pic,
18578 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18579 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18581 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18584 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18586 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18589 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18590 (avx_addsubv4df3): Likewise.
18591 (*avx_addsubv4sf3): Likewise.
18592 (sse3_addsubv4sf3): Likewise.
18594 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18597 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18599 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18602 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18603 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18604 registers for allocnos created from user-defined variables.
18606 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18609 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18610 of non-integer mode as well.
18612 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18614 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18615 for functions for which the parameter types are unknown.
18617 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18620 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18621 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18622 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18623 * config/i386/i386.c (ix86_local_alignment): For
18624 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18625 long long variables on the stack to avoid dynamic realignment.
18626 Allow the first argument to be a decl rather than type.
18627 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18629 2009-03-11 Nick Clifton <nickc@redhat.com>
18632 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18634 Add description to mno-lsim option.
18635 * config/mcore/mcore.h: Remove comment about deprecated m4align
18637 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18638 * doc/invoke.texi: Add description of mno-lsim and
18639 mstack-increment options.
18641 * config/fr30/fr30.opt: Document the -mno-lsim option.
18642 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18643 and -mno-lsim options.
18645 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18647 * fold-const.c (fold_comparison): Only call fold_inf_compare
18648 if the mode supports infinities.
18650 2009-03-11 Jason Merrill <jason@redhat.com>
18653 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18654 end already did. Notice GIMPLE_CALL modifications of the result.
18655 Don't copy debug information from an ignored decl or a decl from
18658 2009-03-10 Richard Guenther <rguenther@suse.de>
18659 Nathan Froyd <froydnj@codesourcery.com>
18661 PR middle-end/37850
18662 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18663 (__divMODE3): Likewise.
18665 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18667 PR tree-optimization/39394
18668 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18669 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18671 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18673 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18674 inline asms for register asm ("") declarations.
18676 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18678 * fold-const.c (fold_unary): Fix comment.
18680 2009-03-07 Jan Hubicka <jh@suse.cz>
18683 * tree-inline.c (setup_one_parameter): Do replacement of const
18684 argument by constant in SSA form.
18686 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18688 PR middle-end/38028
18689 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18690 determine alignment passed to assign_stack_local.
18691 (assign_parms_unsplit_complex): Likewise.
18692 * except.c (sjlj_build_landing_pads): Likewise.
18694 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18696 PR middle-end/39360
18697 * tree-flow.h (add_referenced_var): Return bool instead of void.
18698 * tree-dfa.c (add_referenced_var): Return result of
18699 referenced_var_check_and_insert call.
18700 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18701 of referenced_var_check_and_insert.
18704 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18705 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18706 DIE, don't emit it if abstract origin already has it.
18707 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18708 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18710 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18712 * genpreds.c (needs_variable): Fix parentheses at variable name
18714 (write_tm_constrs_h): Indent generated code.
18716 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18718 * doc/extend.texi (Function Attributes): Add documentation
18719 for isr attributes.
18721 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18724 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18725 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18727 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18729 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18732 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18735 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18736 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18738 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18741 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18742 constants instead of magic numbers.
18743 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18745 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18746 (x86_64_ms_abi_int_parameter_registers): Ditto.
18747 (x86_64_int_return_registers): Ditto.
18748 (ix86_maybe_switch_abi): Ditto.
18749 (ix86_expand_call): Ditto for clobbered_registers array.
18750 (ix86_hard_regno_mode_ok): Ditto.
18751 (x86_extended_QIreg_mentioned_p): Ditto.
18753 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18755 PR tree-optimization/39349
18756 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18758 * combine.c (gen_lowpart_for_combine): Use omode when generating
18761 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18763 PR rtl-optimization/39235
18764 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18766 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18768 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18770 2009-03-04 Richard Guenther <rguenther@suse.de>
18772 PR tree-optimization/39362
18773 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18774 that occur in abnormal PHIs should be varying.
18776 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18778 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18780 (simple_iv): Take loop as an argument instead of statement.
18781 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18782 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18784 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18786 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18787 * matrix-reorg.c (analyze_transpose): Ditto.
18788 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18789 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18790 * tree-predcom.c (ref_at_iteration): Ditto.
18791 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18793 2009-03-04 Richard Guenther <rguenther@suse.de>
18795 PR tree-optimization/39358
18796 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18797 escaped_id and callused_id.
18798 (solve_graph): Likewise.
18800 2009-03-04 Richard Guenther <rguenther@suse.de>
18802 PR tree-optimization/39339
18803 * tree-sra.c (try_instantiate_multiple_fields): Make it
18804 no longer ICE on the above.
18806 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18808 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18809 that fits within Pmode.
18811 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18813 PR middle-end/10109
18814 * tm.texi (LIBCALL_VALUE): Update description.
18816 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18818 PR middle-end/34443
18819 * doc/extend.texi (section): Update description.
18821 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18823 PR middle-end/39345
18824 * tree-inline.c (remapped_type): New.
18825 (can_be_nonlocal): Call remapped_type instead of remap_type.
18827 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18830 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18831 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18833 2009-03-03 Richard Guenther <rguenther@suse.de>
18835 PR middle-end/39272
18836 * tree.c (tree_nonartificial_location): New function.
18837 * tree.h (tree_nonartificial_location): Declare.
18838 * builtins.c (expand_builtin_memory_chk): Provide location
18839 of the call location for artificial function pieces.
18840 (maybe_emit_chk_warning): Likewise.
18841 (maybe_emit_sprintf_chk_warning): Likewise.
18842 (maybe_emit_free_warning): Likewise.
18843 * expr.c (expand_expr_real_1): Likewise.
18845 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18847 PR tree-optimization/39343
18848 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18849 COMPONENT_REF t has ARRAY_TYPE.
18851 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18853 PR middle-end/39335
18854 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18855 when the type precision of the induction variable should be
18856 larger than the type precision of nit.
18857 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18858 * graphite.c (graphite_loop_normal_form): Same.
18859 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18861 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18863 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18864 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18865 numbers to describe clobbered registers.
18866 (*call_value_0_rex64_ms_sysv): Ditto.
18867 * config/i386/mmx.md (mmx_emms): Ditto.
18868 (mmx_femms): Ditto.
18870 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18872 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18875 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18877 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18878 (spu_section_type_flags): New function.
18880 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18882 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18883 reg_class_contents of FLOAT_REGS into a temporary.
18885 2009-03-02 Richard Guenther <rguenther@suse.de>
18886 Ira Rosen <irar@il.ibm.com>
18888 PR tree-optimization/39318
18889 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18890 information to the vectorized statement.
18892 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18894 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18895 variable. Use defined names instead of magic constants for REX SSE
18898 2009-03-01 Richard Guenther <rguenther@suse.de>
18900 PR tree-optimization/39331
18901 * omp-low.c (lower_send_shared_vars): Do not receive new
18902 values for the reference of DECL_BY_REFERENCE parms or results.
18904 2009-03-01 Jan Hubicka <jh@suse.cz>
18907 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18908 BLOCK_NONLOCALIZED_VAR): New macros.
18909 (tree_block): Add nonlocalized_vars.
18910 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18911 gen_decl_die): Add origin argument. Allow generation of die with
18912 origin at hand only.
18913 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18914 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18916 (gen_block_die): Fix checking for unused blocks.
18917 (process_scope_var): Break out from .... ; work with origins only.
18918 (decls_for_scope) ... here; process nonlocalized list.
18919 (dwarf2out_ignore_block): Look for nonlocalized vars.
18920 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18922 (dump_scope_block): Dump them.
18923 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18924 (remap_block): Likewise.
18925 (can_be_nonlocal): New predicate.
18926 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18928 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18930 * configure: Regenerate.
18932 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18934 * optc-gen.awk: No need to duplicate option flags twice.
18935 Reuse help texts for duplicate options which do not have any.
18937 * gcc.c (display_help): Document --version.
18939 * gcc.c (main): If print_help_list and verbose_flag, ensure
18940 driver output comes before subprocess output.
18942 * optc-gen.awk: Assign all remaining fields to help string,
18943 space-separated, for multi-line help in *.opt.
18945 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18946 -Wno-pedantic-ms-format is for MinGW targets only.
18948 * doc/options.texi (Option file format): Fix bad indentation,
18949 restoring dropped sentence.
18951 2009-02-28 Jan Hubicka <jh@suse.cz>
18953 * tree-inline.c (tree_function_versioning): Output debug info.
18955 2009-02-28 Jan Hubicka <jh@suse.cz>
18958 * tree-inline.c (setup_one_parameter): Do not copy propagate
18959 arguments when not optimizing.
18961 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18964 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18965 (avx_addsubv4df3): Likewise.
18966 (*avx_addsubv4sf3): Likewise.
18967 (sse3_addsubv4sf3): Likewise.
18968 (*avx_addsubv2df3): Likewise.
18969 (sse3_addsubv2df3): Likewise.
18970 (avx_unpckhps256): Correct item selectors.
18971 (avx_unpcklps256): Likewise.
18972 (avx_unpckhpd256): Likewise.
18973 (avx_unpcklpd256): Likewise.
18975 2009-02-28 Jan Hubicka <jh@suse.cz>
18977 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18979 (copy_arguments_for_versioning): If var is declared don't declare it.
18980 (tree_function_versioning): First setup substitutions and then copy
18983 2009-02-27 Jan Hubicka <jh@suse.cz>
18986 * cgraph.h (varpool_output_debug_info): Remove.
18987 * cgraphunit.c (varpool_output_debug_info): Remove.
18988 * dwarf2out.c (deferred_locations_struct): New struct
18989 (deferred_locations): New type.
18990 (deferred_locations_list): New static var.
18991 (deffer_location): New function.
18992 (gen_variable_die): Use it.
18993 (decls_for_scope): Output info on local static vars.
18994 (dwarf2out_finish): Process deferred locations.
18995 * varpool.c (varpool_output_debug_info): Remove.
18997 2009-02-27 Jan Hubicka <jh@suse.cz>
19000 * tree.h (TREE_PROTECTED): Fix comment.
19001 (BLOCK_HANDLER_BLOCK): Remove.
19002 (struct tree_block): Remove handler_block add body_block.
19003 (inlined_function_outer_scope_p): New.
19004 (is_body_block): Remove.
19005 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19006 * dwarf2out.c (is_inlined_entry_point): Remove.
19007 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19008 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19010 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19011 * gimplify.c (gimplify_expr): Gimplify body blocks.
19012 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19013 block with multiple subblocks.
19014 (dump_scope_block): Prettier output; dump more flags and info.
19015 (dump_scope_blocks): New.
19016 (remove_unused_locals): Use dump_scope_blocks.
19017 * tree-flow.h (dump_scope_blocks): Declare.
19018 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19019 * stmt.c (is_body_block): Remove.
19020 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19021 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19023 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19025 PR middle-end/39308
19026 * graphite.c (graphite_loop_normal_form): Do not call
19027 number_of_iterations_exit from a gcc_assert.
19029 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19031 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19032 jumps if COND is NULL.
19033 (find_cond_jump): New function.
19034 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19035 * config/s390/s390.md: Remove z10_cobra attribute value.
19037 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19039 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19040 force_const_mem returns NULL_RTX.
19042 2009-02-26 Jan Hubicka <jh@suse.cz>
19045 * cgraph.h (varpool_output_debug_info): Remove.
19046 * cgraphunit.c (varpool_output_debug_info): Remove.
19047 * dwarf2out.c (deferred_locations_struct): New struct
19048 (deferred_locations): New type.
19049 (deferred_locations_list): New static var.
19050 (deffer_location): New function.
19051 (gen_variable_die): Use it.
19052 (decls_for_scope): Output info on local static vars.
19053 (dwarf2out_finish): Process deferred locations.
19054 * varpool.c (varpool_output_debug_info): Remove.
19056 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19058 PR rtl-optimization/39241
19059 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19060 to subreg_offset_representable_p.
19062 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19064 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19065 execute function prototype. Get f and nregs from max_reg_num
19066 and get_insns. Remove the first backward pass as it's dead,
19067 guard the forward pass by flag_expensive_optimizations.
19068 (rest_of_handle_regmove): Delete.
19069 (pass_regmove): Replace it with regmove_optimize.
19071 2009-02-25 Martin Jambor <mjambor@suse.cz>
19073 PR tree-optimization/39259
19074 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19075 calls_alloca function flags.
19076 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19077 calls are detected.
19079 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19081 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19082 flags_set_1_rtx, flags_set_1_set): Delete.
19083 (regmove_optimize): Do not call mark_flags_life_zones.
19085 2009-02-24 Julian Brown <julian@codesourcery.com>
19088 * config/arm/arm.c (require_pic_register): Only set
19089 cfun->machine->pic_reg once per function.
19091 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19093 * doc/invoke.texi (Link Options): Document an easier way to pass
19094 options that take arguments to the GNU linker using -Xlinker and -Wl.
19096 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19099 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19101 2009-02-24 Richard Guenther <rguenther@suse.de>
19104 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19106 2009-02-24 Richard Guenther <rguenther@suse.de>
19107 Zdenek Dvorak <ook@ucw.cz>
19109 PR tree-optimization/39233
19110 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19111 from converting them to a generic type.
19113 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19115 PR tree-optimization/39260
19116 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19117 contains a condition with a real type.
19118 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19120 2009-02-23 Jason Merrill <jason@redhat.com>
19123 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19124 narrowing_initializer_constant_valid_p.
19125 (narrowing_initializer_constant_valid_p): Don't return
19126 null_pointer_node for adding a pointer to itself.
19128 2009-02-23 Jan Hubicka <jh@suse.cz>
19131 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19134 2009-02-23 Jan Hubicka <jh@suse.cz>
19136 PR tree-optimization/37709
19137 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19138 * tree.h (block_ultimate_origin): Declare.
19139 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19140 * tree-ssa-live.c (remove_unused_scope_block_p):
19141 Eliminate blocks containig no instructions nor live variables nor
19143 (dump_scope_block): New function.
19144 (remove_unused_locals): Enable removal of dead blocks by default;
19145 enable dumping at TDF_DETAILS.
19147 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19149 * config/i386/i386.c (classify_argument): Don't allow COImode
19151 (function_arg_advance_32): Don't allow OImode.
19152 (function_arg_32): Likewise.
19153 (function_value_32): Likewise.
19154 (return_in_memory_32): Likewise.
19155 (function_arg_64): Remove OImode comment.
19157 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19160 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19161 ix86_expand_vector_set for V4DImode in 64bit mode only.
19162 (ix86_expand_vector_init_one_var): Likewise.
19164 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19166 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19168 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19171 * loop-iv.c: Revert last change.
19172 * emit-rtl.c: Likewise.
19174 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19177 * config/i386/i386.c (type_natural_mode): Remove an extra
19178 space in the warning message.
19179 (function_value_32): Handle 32-byte vector modes.
19180 (return_in_memory_32): Likewise.
19182 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19184 * loop-iv.c (truncate_value): New function.
19185 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19187 (lowpart_subreg): Move to...
19188 * emit-rtl.c: ...here.
19190 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19192 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19193 accidental and undocumented change at revision 140860.
19195 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19197 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19198 take gimple_seq * arguments.
19199 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19200 types_compatible_p langhook.
19202 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19203 Joseph Myers <joseph@codesourcery.com>
19205 * config/arm/arm.c (arm_builtin_va_list): New function.
19206 (arm_expand_builtin_va_start): Likewise.
19207 (arm_gimplify_va_arg_expr): Likewise.
19208 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19209 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19210 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19211 (va_list_type): New variable.
19212 (arm_mangle_type): Mangle va_list_type appropriately.
19214 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19216 PR middle-end/39157
19217 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19218 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19219 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19220 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19221 parameter to 1000 for -O1 by default.
19222 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19224 * loop-invariant.c: Include params.h.
19225 (move_loop_invariants): Don't call move_single_loop_invariants on
19228 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19230 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19231 offset when calculating bounds for indexing stack_usage_map. Fixes
19232 a buffer overflow with certain target setups.
19234 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19237 * calls.c (expand_call): Clear try_tail_call if caller and callee
19238 disagree in promotion of function return value.
19240 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19243 * c-common.c (c_determine_visibility): If visibility changed and
19244 DECL_RTL has been already set, call make_decl_rtl to update symbol
19247 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19250 * varasm.c (assemble_variable): Don't check DECL_NAME when
19251 globalizing a variable.
19253 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19256 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19257 expression before any __builtin_trap call.
19258 * c-typeck.c (build_function_call): Convert and check function
19259 arguments before generating a call to a trap. Evaluate the
19260 function arguments before the trap.
19262 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19265 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19266 (UNSPEC_FXAM_MEM): New unspec.
19267 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19268 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19269 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19271 2009-02-19 Richard Guenther <rguenther@suse.de>
19273 PR tree-optimization/39207
19274 PR tree-optimization/39074
19275 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19276 storedanything_tree): New.
19277 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19278 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19279 (build_succ_graph): Add edges from STOREDANYTHING to all
19281 (init_base_vars): Initialize STOREDANYTHING.
19282 (compute_points_to_sets): Free substitution info after
19283 building the succ graph.
19284 (ipa_pta_execute): Likewise.
19286 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19288 (do_ds_constraint): Do not add to special var or non-pointer
19290 (type_could_have_pointers): Split out from ...
19291 (could_have_pointers): ... here. For arrays use the element type.
19292 (create_variable_info_for): Initialize may_have_pointers.
19293 (new_var_info): Likewise.
19294 (handle_lhs_call): Make the HEAP variable unknown-sized.
19295 (intra_create_variable_infos): Use a type with pointers for
19296 PARM_NOALIAS, make it unknown-sized.
19298 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19301 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19303 2009-02-18 Jason Merrill <jason@redhat.com>
19306 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19307 value if DECL_EXTERNAL.
19308 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19309 * target.h (gcc_target::binds_local_p): Clarify "module".
19310 * tree.h (TREE_PUBLIC): Clarify "module".
19312 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19315 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19316 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19318 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19321 * c.opt (Wabi): Support C and ObjC.
19324 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19326 * config/i386/i386.c (classify_argument): Warn once about the ABI
19327 change when passing union with long double.
19329 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19331 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19334 * c-parser.c (c_parser_compound_statement): Always enter and leave
19337 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19340 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19342 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19344 PR tree-optimization/36922
19345 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19346 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19349 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19351 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19354 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19356 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19358 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19360 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19363 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19364 Richard Sandiford <rdsandiford@googlemail.com>
19366 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19367 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19368 (loongson_biadd): ...this.
19370 2009-02-17 Richard Guenther <rguenther@suse.de>
19372 PR tree-optimization/39202
19373 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19374 a var make sure to follow existing collapses.
19376 2009-02-17 Richard Guenther <rguenther@suse.de>
19378 PR middle-end/39214
19379 * langhooks.c (lhd_print_error_function): Check for NULL block.
19381 2009-02-17 Richard Guenther <rguenther@suse.de>
19383 PR tree-optimization/39204
19384 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19387 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19389 * config/soft-fp/double.h: Update from glibc CVS.
19391 2009-02-17 Richard Guenther <rguenther@suse.de>
19393 PR tree-optimization/39207
19394 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19395 strict-aliasing warnings for pointers pointing to NULL.
19397 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19400 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19401 skipping until next close brace.
19403 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19406 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19407 to function argument boundary.
19409 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19411 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19412 in the lea_add. Reload eventually constraints it properly.
19413 * config/picochip/constraints.md: Remove the target constraint
19414 "b", since it is not needed anymore.
19416 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19418 * gthr-dce.h: Uglify function parameter and local variable names.
19419 * gthr-gnat.h: Likewise.
19420 * gthr-mipssde.h: Likewise.
19421 * gthr-nks.h: Likewise.
19422 * gthr-posix95.h: Likewise.
19423 * gthr-posix.h: Likewise.
19424 * gthr-rtems.h: Likewise.
19425 * gthr-single.h: Likewise.
19426 * gthr-solaris.h: Likewise.
19427 * gthr-tpf.h: Likewise.
19428 * gthr-vxworks.h: Likewise.
19429 * gthr-win32.h: Likewise.
19431 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/i386.md: Restrict the new peephole2 to move
19435 between MMX/SSE registers.
19437 2009-02-15 Richard Guenther <rguenther@suse.de>
19440 2009-02-13 Richard Guenther <rguenther@suse.de>
19442 * configure.ac: Enable LFS.
19443 * configure: Re-generate.
19444 * config.in: Likewise.
19446 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19448 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19449 spu_srqwbyte, spu_srqwbytebc): Define.
19450 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19451 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19452 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19453 "shrqby_<mode>"): New insn-and-split patterns.
19454 * config/spu/spu.c (expand_builtin_args): Determine and return
19455 number of operands using spu_builtin_description data.
19456 (spu_expand_builtin_1): Use it.
19458 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19461 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19464 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19467 * config/i386/i386.c (override_options): Correct warning
19468 messages for -malign-loops, -malign-jumps and -malign-functions.
19470 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19473 * config/i386/i386.md: Restrict the new peephole2 to move
19474 between the general purpose registers.
19476 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19479 * config/i386/i386.c (type_natural_mode): Add a new argument.
19480 Return the original mode and warn ABI change if vector size is 32byte.
19481 (function_arg_advance): Updated.
19482 (function_arg): Likewise.
19483 (ix86_function_value): Likewise.
19484 (ix86_return_in_memory): Likewise.
19485 (ix86_sol10_return_in_memory): Likewise.
19486 (ix86_gimplify_va_arg): Likewise.
19487 (function_arg_32): Don't warn ABX ABI change here.
19488 (function_arg_64): Likewise.
19490 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19492 * loop-iv.c (implies_p): In the final case, test that operands 0
19493 of the two comparisons match.
19495 * config/bfin/bfin.c (find_prev_insn_start): New function.
19496 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19497 (find_next_insn_start): Move.
19499 2009-02-13 Richard Guenther <rguenther@suse.de>
19501 * configure.ac: Enable LFS.
19502 * configure: Re-generate.
19503 * config.in: Likewise.
19505 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19508 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19509 sizes on syntax error after some arguments have been parsed.
19511 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19513 * doc/invoke.texi (-fira): Remove.
19515 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19517 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19518 * recog.c: Likewise.
19521 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19523 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19524 (umul_ppmm): Likewise.
19525 (count_leading_zeros): Likewise.
19526 (count_trailing_zeros): Likewise.
19527 (UMUL_TIME): Likewise.
19529 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19531 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19532 soft-fp/t-softfp to tmake_file.
19534 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19535 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19536 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19537 IA64_BUILTIN_INFQ]: New.
19538 (ia64_init_builtins): Initialize __builtin_infq,
19539 __builtin_fabsq and __builtin_copysignq if not HPUX.
19540 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19541 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19543 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19545 (__fixtfti): Likewise.
19546 (__fixunstfti): Likewise.
19547 (__floattitf): Likewise.
19549 * config/ia64/libgcc-glibc.ver: New.
19550 * config/ia64/t-fprules-softfp: Likewise.
19551 * config/ia64/sfp-machine.h: Likewise.
19553 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19554 (LIBGCC2_TF_CEXT): Likewise.
19555 (TF_SIZE): Likewise.
19556 (TARGET_INIT_LIBFUNCS): Likewise.
19558 * config/ia64/t-glibc (SHLINB_MAPFILES):
19559 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19561 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19563 * config/i386/i386.c (construct_container): Rewrite processing
19564 BLKmode with X86_64_SSE_CLASS.
19566 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19569 * config/i386/i386.md: Replace simplify_replace_rtx with
19570 replace_rtx in the new peephole2.
19572 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19574 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19575 loop unrolling do not happen at -O2.
19577 2009-02-12 Michael Matz <matz@suse.de>
19579 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19581 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19583 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19586 2009-02-12 Ben Elliston <bje@au.ibm.com>
19588 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19589 patterns when updating the back chain. Missed in the 2009-02-10
19592 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19594 * doc/extend.texi (Decimal Floating Types): Update identifier of
19595 draft TR and list of missing support.
19597 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19599 PR middle-end/39154
19600 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19601 bit to variable length decl's flags, add it also to its
19602 pointer replacement variable.
19604 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19605 Jakub Jelinek <jakub@redhat.com>
19608 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19609 (memory_blockage): New expander.
19610 (*memory_blockage): New insn pattern.
19611 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19612 instead of general blockage at the end of function prologue when
19613 frame pointer is used to access red zone area. Do not emit blockage
19614 when profiling, it is emitted in generic code.
19615 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19616 function epilogue when frame pointer is used to access red zone area.
19618 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19621 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19622 by arithmetic with memory operands.
19623 * config/i386/predicates.md (commutative_operator): New.
19625 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19627 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19630 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19632 * alias.h (record_alias_subset): Declare.
19633 * alias.c (record_alias_subset): Make global.
19635 2009-02-10 Nick Clifton <nickc@redhat.com>
19637 * tree-parloops.c: Change license to GPLv3.
19638 * ipa-struct-reorg.c: Change license to GPLv3.
19639 * ipa-struct-reorg.h: Change license to GPLv3.
19641 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19644 * c-decl.c (start_struct): Return NULL on error.
19646 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19648 PR middle-end/39124
19649 * cfgloopmanip.c (remove_path): Call remove_bbs after
19650 cancel_loop_tree, not before it.
19653 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19654 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19655 VAR_DECLs were seen.
19656 * tree-ssa-live.c (remove_unused_locals): Recompute
19657 cfun->has_local_explicit_reg_vars.
19658 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19659 copies or clearings if cfun->has_local_explicit_reg_vars.
19661 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19664 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19665 of function prologue when frame pointer is used to access
19668 2009-02-10 Richard Guenther <rguenther@suse.de>
19670 PR middle-end/39127
19671 * gimplify.c (gimple_regimplify_operands): Always look if
19672 we need to create a temporary.
19674 2009-02-10 Richard Guenther <rguenther@suse.de>
19676 PR tree-optimization/39132
19677 * tree-loop-distribution.c (todo): New global var.
19678 (generate_memset_zero): Trigger TODO_rebuild_alias.
19679 (tree_loop_distribution): Return todo.
19681 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19684 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19685 (x86_64_reg_class_name): Removed.
19686 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19687 first one isn't X86_64_SSE_CLASS or any other ones aren't
19688 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19689 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19690 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19691 and 3 X86_64_SSEUP_CLASS.
19692 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19693 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19695 2009-02-10 Ben Elliston <bje@au.ibm.com>
19697 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19698 form instruction to update the stack back chain word, even if the
19699 user has disabled the generation of update instructions.
19700 (movdi_<mode>_update_stack): New.
19701 (movsi_update_stack): Likewise.
19702 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19703 always use an update form instruction to update the stack back
19706 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19708 PR middle-end/38953
19709 * graphite.c (if_region_set_false_region): After moving a region in
19710 the false branch of a condition, remove the empty dummy basic block.
19711 (gloog): Remove wrong fix for PR38953.
19713 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19715 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19716 generation due to implicit sign extension.
19718 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19720 PR middle-end/38981
19721 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19722 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19724 2009-02-09 Richard Guenther <rguenther@suse.de>
19726 PR middle-end/35202
19727 * convert.c (convert_to_real): Disable (float)fn((double)x)
19728 to fnf(x) conversion if errno differences may occur and
19729 -fmath-errno is set.
19731 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19733 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19734 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19735 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19737 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19740 * c-common.c (handle_alias_attribute): Disallow attribute for
19741 anything not a FUNCTION_DECL or VAR_DECL.
19743 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19746 * real.c (do_compare): Special-case compare of zero against
19747 decimal float value.
19749 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19752 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19753 as indicating flexible array members unless the field itself is
19754 being declarared as the incomplete array.
19756 2009-02-06 Jan Hubicka <jh@suse.cz>
19758 PR tree-optimization/38844
19759 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19760 is already inlined.
19762 2009-02-06 Richard Guenther <rguenther@suse.de>
19764 PR middle-end/38977
19765 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19766 fork because we may expand it as __gcov_fork.
19768 2009-02-06 Nick Clifton <nickc@redhat.com>
19770 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19772 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19774 PR tree-optimization/35659
19775 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19776 vn_phi_eq): Shortcut if hashcode does not match.
19777 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19779 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19780 and avoid iterative_hash_expr.
19781 (FOR_EACH_VALUE_ID_IN_SET): New.
19782 (value_id_compare): Remove.
19783 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19784 sort expressions by value id.
19786 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19789 * config/sh/predicates.md (general_movsrc_operand): Don't check
19790 the subreg of system registers here.
19792 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19795 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19796 on the copied decl.
19798 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19800 PR rtl-optimization/39110
19801 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19802 addresses, not aligned ones.
19804 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19805 Richard Guenther <rguenther@suse.de>
19807 PR tree-optimization/39100
19808 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19809 comment says and add edges.
19811 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19814 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19815 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19817 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19819 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19820 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19821 register_bb_in_sese, new_sese, free_sese): Moved.
19822 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19823 outermost_loop_in_scop, build_scop_iteration_domain,
19824 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19825 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19826 Use loop_in_sese_p instead of loop_in_scop_p.
19827 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19828 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19829 (scopdet_basic_block_info): Fix bug in scop detection.
19830 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19831 eq_loop_to_cloog_loop): Remove.
19832 (nb_loops_around_loop_in_scop, nb_loop
19833 ref_nb_loops): Moved here...
19834 * graphite.h (ref_nb_loops): ... from here.
19835 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19836 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19837 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19838 * testsuite/gcc.dg/graphite/scop-19.c: New
19840 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19841 Hans-Peter Nilsson <hp@axis.com>
19843 PR rtl-optimization/37889
19844 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19845 Move offset handling from PLUS to before the switch. Use new
19846 arguments when considering SYMBOL_REFs too.
19847 (rtx_addr_can_trap_p): Pass dummy offset and size.
19848 (enum may_trap_p_flags): Remove.
19849 (may_trap_p_1): Pass size from MEM_SIZE.
19851 PR rtl-optimization/38921
19852 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19853 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19854 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19855 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19857 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19859 AVX Programming Reference (January, 2009)
19860 * config/i386/sse.md (*vpclmulqdq): New.
19862 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19864 PR tree-optimization/38977
19865 PR gcov-profile/38292
19866 * calls.c (special_function_p): Disregard __builtin_ prefix.
19868 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19870 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19871 non-indexable addresses even before reload.
19873 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19876 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19877 as having variable size. Do not give an error for unnamed
19878 parameters with [*] declarators. Give a warning for type names
19879 with [*] declarators and mark them as variable size.
19880 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19881 for sizeof applied to [*] type names.
19883 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19886 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19888 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19890 * gcc.c (process_command): Update copyright notice dates.
19891 * gcov.c (print_version): Likewise.
19892 * gcov-dump.c (print_version): Likewise.
19893 * mips-tfile.c (main): Likewise.
19894 * mips-tdump.c (main): Likewise.
19896 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19899 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19900 for composite type involving a zero-length array type.
19902 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19905 * function.c (match_asm_constraints_1): Skip over
19906 initial optional % in the constraint.
19908 PR inline-asm/39059
19909 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19910 supported, don't accept FIXED_CSTs.
19911 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19912 and _Sat is used without _Fract/_Accum. Set specs->type to
19913 integer_type_node for cts_fract/cts_accum if fixed point is not
19916 2009-02-02 Catherine Moore <clm@codesourcery.com>
19918 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19920 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19922 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19923 (ABI_HAS_64BIT_SYMBOLS): Use it.
19924 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19926 2009-02-02 Paul Brook <paul@codesourcery.com>
19928 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19930 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19932 PR inline-asm/39058
19933 * recog.h (asm_operand_ok): Add constraints argument.
19934 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19935 recurse on matching constraint.
19936 (check_asm_operands): Pass constraints as 3rd argument to
19937 asm_operand_ok. Don't look up matching constraint here.
19938 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19941 2009-02-02 Ben Elliston <bje@au.ibm.com>
19943 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19944 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19946 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19948 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19949 information. Remove some obsolete information. Reorganize.
19951 * config/pa/fptr.c: Revert license to GPL 2.
19952 * config/pa/milli64.S: Likewise.
19954 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19957 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19958 LIBRARY name in, instead of hard-coding it.
19959 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19960 extra target make frag to tmake_files according to EH model.
19961 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19962 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19963 frags that define makefile variable EH_MODEL appropriately.
19964 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19965 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19966 to "-sjlj" according to type of EH configured.
19967 (LIBGCC_SONAME): Concatenate it to shared library base name.
19968 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19969 to "_sjlj" according to type of EH configured.
19970 (LIBGCC_SONAME): Concatenate it to shared library base name.
19971 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19972 (SHLIB_LINK): Add missing semicolon to if-else construct.
19973 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19974 string value of "pe_dll" command-line option.
19975 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19976 (SHLIB_SONAME): Use it when overriding t-cygming default.
19977 (SHLIB_IMPLIB): Override t-cygming default.
19978 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19979 string value of "pe_dll" command-line option.
19981 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19984 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19985 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19987 2009-01-31 Richard Guenther <rguenther@suse.de>
19989 PR tree-optimization/38937
19990 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19991 computing the transitive closure.
19993 2009-01-30 Richard Guenther <rguenther@suse.de>
19995 PR tree-optimization/39041
19996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19997 Propagate variable indices only if the types match for this stmt.
19999 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20002 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20003 inline but never defined.
20005 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20007 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20008 (*insv_h_di_reg_extimm): New insn.
20009 (*insv_l<mode>_reg_extimm): New insn.
20011 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20013 * config/picochip/picochip.c (flag_conserve_stack): set
20014 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20015 fconserve-stack. Reduce call-overhead used by inliner.
20017 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20020 * common.opt (flag_conserve_stack): Initialised to zero.
20022 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20025 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20026 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20029 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20031 * ira-color.c (allocno_reload_assign): Update comments.
20032 * regmove.c (regmove_optimize): Likewise.
20036 2009-01-29 Robert Millan <rmh@aybabtu.com>
20038 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20039 * config/i386/kopensolaris-gnu.h: New file. Undefine
20040 `MD_UNWIND_SUPPORT'.
20041 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20043 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20045 PR tree-optimization/39007
20046 * tree-loop-distribution.c (generate_builtin): Use
20047 recompute_dominator to compute the immediate dominator of the
20048 basic block just after the loop.
20050 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20052 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20053 (ASM_OUTPUT_DWARF_PCREL): Define.
20055 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20057 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20058 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20059 global. Modify entries about regmove and IRA.
20061 * ra-conflict.c: Remove the file.
20063 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20065 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20066 (pass_regclass_init): Rename to pass_reginfo_init.
20068 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20070 * toplev.h (flag_ira): Remove.
20072 * caller-save.c (setup_save_areas): Remove flag_ira.
20074 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20076 * global.c: Remove the file.
20078 * opts.c (decode_options): Remove flag_ira.
20080 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20082 * regmove.c: Modify file description.
20083 (find_use_as_address, try_auto_increment): Define them only if
20084 AUTO_INC_DEC is defined.
20085 (replacement_quality, replace_in_call_usage, fixup_match_1,
20086 stable_and_no_regs_but_for_p): Remove.
20087 (reg_set_in_bb): Make it static.
20088 (regmove_optimize): Remove flag_ira and code which worked for
20091 * local-alloc.c: Remove the file.
20093 * common.opt (fira): Remove.
20095 * ira.c: Include except.h.
20096 (eliminable_regset): Move from global.c.
20097 (mark_elimination): Ditto. Remove flag_ira.
20098 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20099 equiv_mem_modified, validate_equiv_mem_from_store,
20100 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20101 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20102 no_equiv, recorded_label_ref): Move from local-alloc.c.
20103 (update_equiv_regs): Ditto. Make it static.
20104 (print_insn_chain, print_insn_chains): Move it from global.c.
20105 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20106 (build_insn_chain): Ditto. Make it static.
20107 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20108 Rename to init_live_subregs.
20109 (gate_ira): Remove flag_ira.
20111 * regclass.c: Rename reginfo.c. Change file description.
20112 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20113 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20114 (init_reg_sets_1): Remove code for evaluation of
20115 reg_class_superclasses and losing_caller_save_reg_set.
20116 (init_regs): Remove init_reg_autoinc.
20117 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20118 ok_for_base_p_nonstrict): Remove.
20119 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20120 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20121 corresponding entries.
20122 (dump_regclass, record_operand_costs, scan_one_insn,
20123 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20124 record_address_regs, auto_inc_dec_reg_p): Remove.
20125 (gt-regclass.h): Rename to gt-reginfo.h.
20127 * rtl.h (dump_global_regs, retry_global_alloc,
20128 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20130 * Makefile.in (RA_H): Remove.
20131 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20132 Rename regclass.o to reginfo.o.
20133 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20135 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20136 (GTFILES): Rename regclass.c to reginfo.c.
20138 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20139 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20141 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20142 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20144 (finish_spills): Ditto. Remove code for !flag_ira.
20146 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20148 PR middle-end/35854
20149 * doc/invoke.texi (rtl debug options): Complete rewrite.
20150 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20152 * mode-switching.c (pass_mode_switching): Rename pass from
20153 "mode-sw" to "mode_sw".
20154 * except.c (pass_convert_to_eh_ranges): Rename pass from
20155 "eh-ranges" to "eh_ranges".
20156 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20160 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20161 Alexander Monakov <amonakov@ispras.ru>
20163 PR middle-end/38857
20164 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20166 (move_exprs_to_boundary): Change return type and pass through
20167 should_move from move_op. Relax assert. Update usage ...
20168 (schedule_expr_on_boundary): ... here. Use should_move instead of
20170 (move_op_orig_expr_found): Indicate that insn was disconnected from
20172 (code_motion_process_successors): Do not call after_merge_succs
20173 callback if original expression was not found when traversing any of
20175 (code_motion_path_driver): Change return type. Update prototype.
20176 (move_op): Update comment. Add a new parameter (should_move). Update
20177 prototype. Set *should_move based on indication provided by
20178 move_op_orig_expr_found.
20180 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20182 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20183 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20184 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20185 * config/rs6000/rs6000.c (rs6000_override_options): Default
20186 avoid-indexed-addresses on for Power6, off for everything else.
20187 (avoiding_indexed_address_p): New function.
20188 (rs6000_legitimize_address): Use it.
20189 (rs6000_legitimate_address): Likewise.
20190 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20192 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20194 PR tree-optimization/38997
20195 * tree-loop-distribution.c (generate_memset_zero): Use
20196 POINTER_PLUS_EXPR for a pointer addition.
20198 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20200 * config/s390/s390.md (bswap<mode>2): New pattern added.
20202 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20204 * config/s390/s390.md (*tls_load_31): Added type attribute.
20206 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20208 * config/s390/s390.md: Fix a few comments.
20210 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20212 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20213 (*tm<mode>_full): Fixed z10prop attribute.
20214 (*tst<mode>_extimm): Fixed z10prop attribute.
20215 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20216 (*tstqiCCT_cconly): Fixed z10prop attribute.
20217 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20218 (*movsi_larl): Fixed z10prop attribute.
20219 (*movsi_zarch): Fixed z10prop attribute.
20220 (*movsi_eas): Fixed z10prop attribute.
20221 (*movhi): Fixed z10prop attribute.
20222 (*movqi): Fixed z10prop attribute.
20223 (*movstrictqi): Fixed z10prop attribute.
20224 (*mov<mode>): Fixed z10prop attribute.
20225 (*movcc): Fixed z10prop attribute.
20226 (*sethighpartdi_64): Fixed z10prop attribute.
20227 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20228 (*negdi2_sign_cc): Fixed z10prop attribute.
20229 (*negdi2_sign): Fixed z10prop attribute.
20230 (*absdi2_sign_cc): Fixed z10prop attribute.
20231 (*absdi2_sign): Fixed z10prop attribute.
20232 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20233 (*negabsdi2_sign): Fixed z10prop attribute.
20234 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20235 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20236 (doloop_si64): Fixed z10prop attribute.
20237 (doloop_si31): Fixed z10prop attribute.
20238 (doloop_long): Fixed z10prop attribute.
20239 (indirect_jump): Fixed z10prop attribute.
20240 (nop): Fixed z10prop attribute.
20241 (main_base_64): Fixed z10prop attribute.
20242 (reload_base_64): Fixed z10prop attribute.
20244 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20246 PR rtl-optimization/38740
20247 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20249 * config/mips/mips.c (mips_reorg): Likewise.
20251 2009-01-28 Richard Guenther <rguenther@suse.de>
20253 PR tree-optimization/38926
20254 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20255 with the correct value id to a value.
20256 (do_regular_insertion): Use the value number of edoubleprime
20257 for the value number of the expr.
20260 2008-08-21 Richard Guenther <rguenther@suse.de>
20262 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20263 a PHI ask VN if it is already available.
20264 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20265 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20267 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20269 PR middle-end/38934
20270 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20271 set to varying whenever max has TREE_OVERFLOW set, similarly
20272 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20274 2009-01-28 Richard Guenther <rguenther@suse.de>
20276 PR middle-end/38908
20277 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20278 uninitialized aggregate uses in call arguments.
20280 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20282 PR tree-optimization/38984
20283 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20284 the nothing_id variable if -fno-delete-null-pointer-checks.
20286 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20289 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20290 (set_got_offset_rex64): Ditto.
20292 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20295 * doc/extend.texi: Improve local variable with asm reg.
20297 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20299 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20300 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20301 was not supplied then set warn_packed_bitfield_compat to the
20302 default value of 1.
20303 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20306 2009-01-27 Richard Guenther <rguenther@suse.de>
20308 PR tree-optimization/38503
20309 * cfgexpand.c (expand_gimple_basic_block): Ignore
20310 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20311 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20312 variables that cannot have TBAA applied.
20313 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20316 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20318 PR middle-end/38969
20319 * calls.c (initialize_argument_information): Do not wrap complex
20320 arguments in SAVE_EXPR.
20322 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20324 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20325 (INSTALL_LIBGCC): Revert typo commit.
20327 2009-01-26 Richard Guenther <rguenther@suse.de>
20329 PR tree-optimization/38745
20330 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20331 from special handling.
20333 2009-01-26 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/38745
20336 * tree-ssa.c (execute_update_addresses_taken): Do not include
20337 variables that cannot possibly be a register in not_reg_needs.
20338 Do not clear TREE_ADDRESSABLE on vars that may not become
20340 * tree-ssa.c (update_alias_info_1): Include those in the set
20341 of addressable vars.
20343 2009-01-26 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/38851
20346 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20347 * tree-ssa-dse.c: Include langhooks.h
20348 (execute_simple_dse): Remove stores with zero size.
20350 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20353 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20356 2009-01-24 Julian Brown <julian@codesourcery.com>
20358 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20359 config/arm/linux-atomic.c.
20360 * config/arm/linux-atomic.c: New.
20362 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20364 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20365 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20366 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20368 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20371 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20374 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20376 PR tree-optimization/38953
20377 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20378 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20379 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20380 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20383 2009-01-24 Paul Brook <paul@codesourcery.com>
20385 * config/arm/neon.md (neon_type): Move to arm.md.
20386 (neon_mov<VSTRUCT>): Add neon_type attribute.
20387 * config/arm/arm.md (neon_type): Move to here.
20388 (conds): Add "unconditioal" and use as default for NEON insns.
20390 2009-01-24 Ben Elliston <bje@au.ibm.com>
20392 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20393 void *' warning from -Wc++-compat.
20394 * Makefile.in (dominance.o-warn): Remove.
20396 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20398 PR tree-optimization/38932
20399 * fold-const.c (fold_unary_ignore_overflow): New.
20400 * tree.h (fold_unary_ignore_overflow): Declare.
20401 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20402 * tree-ssa-sccvn.c (visit_reference_op_load,
20403 simplify_unary_expression): Likewise.
20405 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20407 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20408 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20409 regardless of their type.
20410 * c-common.c (handle_packed_attribute): Don't ignore packed on
20412 * c.opt (Wpacked-bitfield-compat): New warning option.
20413 * stor-layout.c (place_field): Warn if offset of a field changed.
20414 * doc/extend.texi (packed): Mention the ABI change.
20415 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20416 (Warning Options): Add it to the list.
20418 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20420 * c-opts.c (c_common_post_options): Fix a typo in comments.
20422 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20424 PR middle-end/38615
20425 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20426 variables to static.
20427 * doc/invoke.texi (-fmerge-all-constants): Update description.
20429 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20432 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20433 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20435 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20437 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20439 (LOCAL_ALIGNMENT): Similarly.
20441 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20442 Joseph Myers <joseph@codesourcery.com>
20444 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20445 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20446 * config/arm/arm-tune.md: Regenerate.
20447 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20450 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20452 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20453 version number to five.
20455 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20458 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20459 * c-common.c (set_underlying_type): Likewise.
20460 (is_typedef_decl ): Likewise
20462 (set_underlying_type): Likewise.
20463 (is_typedef_type): Likewise.
20465 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20467 PR middle-end/38587
20468 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20471 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20474 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20475 (LIBGCC_SPEC): Don't define.
20476 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20478 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20480 PR rtl-optimization/38879
20481 * alias.c (base_alias_check): Unaligned access via AND address can
20482 alias all surrounding object types except those with sizes equal
20483 or wider than the size of unaligned access.
20485 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20488 * c-decl.c (clone_underlying_type): Move this ...
20489 * c-common.c (set_underlying_type): ... here.
20490 Also, make sure the function properly sets TYPE_STUB_DECL() on
20491 the newly created typedef variant type.
20492 (is_typedef_decl ): New entry point.
20493 * tree.h: Added a new member member_types_needing_access_check to
20494 struct tree_decl_non_common.
20495 (set_underlying_type): New entry point.
20496 (is_typedef_type): Likewise.
20498 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20500 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20501 Check whether two instructions have memory references that
20502 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20503 are helper functions for traversing.
20504 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20505 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20506 not to draw dependency edge for instructions with non-conflicting
20509 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20512 * longlong.h: Update copyright years. Use soft-fp license notice.
20513 Sync __clz_tab declaration with glibc.
20515 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20518 * doc/extend.texi (syscall_linkage): New.
20519 (version_id): Modify.
20521 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20522 Richard Guenther <rguenther@suse.de>
20524 PR tree-optimization/38747
20525 PR tree-optimization/38748
20526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20527 conversion if the base address is an indirect reference and the
20528 aliasing sets could cause issues.
20530 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20532 * common.opt (fgraphite, fgraphite-identity): Add comment for
20533 explaining why these options are not documented.
20535 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20537 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20538 gimple_call_lhs is NULL.
20540 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20543 * emit-rtl.c (adjust_address_1): Make sure memref is never
20546 2009-01-20 Ben Elliston <bje@au.ibm.com>
20548 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20549 const qualifier from arg parameter. Remove unnecessary cast to char *.
20550 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20551 const qualifier from arg 2.
20553 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20555 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20557 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20560 * rtl.h (reinit_regs): New prototype.
20561 * regclass.c: Include ira.h.
20562 (reinit_regs): New.
20563 * Makefile.in (regclass.o): Add ira.h.
20564 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20566 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20569 * c-common.c (handle_aligned_attribute): Use
20570 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20571 default alignment value.
20573 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20575 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20576 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20578 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20579 __BIGGEST_ALIGNMENT__.
20581 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20583 2009-01-18 Richard Guenther <rguenther@suse.de>
20585 PR tree-optimization/38819
20586 * tree-flow.h (operation_could_trap_helper_p): Declare.
20587 * tree-eh.c (operation_could_trap_helper_p): Export.
20588 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20589 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20590 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20591 are about to insert a possibly trapping instruction and fail
20594 2009-01-18 Andreas Schwab <schwab@suse.de>
20596 * doc/install.texi (Configuration): Remove obsolete paragraph
20597 about use of --with-gnu-ld with --with-gnu-as.
20599 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20601 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20602 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20603 Follow spelling conventions.
20605 2009-01-18 Ben Elliston <bje@au.ibm.com>
20607 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20608 C++ warning about implicit conversion from void * to struct
20610 (bitmap_obstack_free): Likewise for bitmap_element *.
20611 * Makefile.in (bitmap.o-warn): Remove.
20613 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20615 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20617 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20618 Tobias Grosser <tobi.grosser@amd.com>
20620 * graphite.c (graphite_trans_scop_block): Do not block single
20623 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20625 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20626 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20627 test with assertion.
20629 2009-01-16 Richard Guenther <rguenther@suse.de>
20631 PR tree-optimization/38835
20632 PR middle-end/36227
20633 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20634 and INT + PTR -> (INT)(PTR p+ INT) folding.
20635 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20637 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20640 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20641 the subreg from a lowpart subreg if it is also casting the value.
20643 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20644 Tobias Grosser <tobi.grosser@amd.com>
20646 * graphite.c (compare_prefix_loops): New.
20647 (build_scop_canonical_schedules): Rewritten.
20648 (graphite_transform_loops): Move build_scop_canonical_schedules
20649 after build_scop_iteration_domain.
20651 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20652 Tobias Grosser <tobi.grosser@amd.com>
20654 * graphite.c (add_conditions_to_domain): Add the loops to
20655 the dimension of the iteration domain. Do copy the domain
20656 only when it exists.
20657 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20658 (add_conditions_to_constraints): New.
20659 (can_generate_code_stmt, can_generate_code): Removed.
20660 (gloog): Do not call can_generate_code.
20661 (graphite_transform_loops): Call add_conditions_to_constraints
20662 after building the iteration domain.
20664 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20666 PR tree-optimization/38789
20667 * tree-ssa-threadedge.c
20668 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20669 __builtin_constant_p.
20671 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20673 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20674 examined before deleting them.
20676 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20678 * function.c (aggregate_value_p): Correctly extract the function
20679 type from CALL_EXPR_FN lookup.
20681 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20683 * config/picochip/picochip.c (picochip_override_options): Revert
20684 CFI asm flag disable commited previously.
20686 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20687 Tobias Grosser <tobi.grosser@amd.com>
20688 Jan Sjodin <jan.sjodin@amd.com>
20690 * graphite.c (scan_tree_for_params): On substractions negate
20691 all the coefficients of the term.
20692 (clast_to_gcc_expression_red): New. Handle reduction expressions
20693 of more than two operands.
20694 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20695 (get_vdef_before_scop): Handle also the case of default definitions.
20697 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20699 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20700 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20701 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20703 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20704 Joey Ye <joey.ye@intel.com>
20706 PR middle-end/37843
20707 * cfgexpand.c (expand_stack_alignment): Don't update stack
20708 boundary nor check incoming stack boundary here.
20709 (gimple_expand_cfg): Update stack boundary and check incoming
20710 stack boundary here.
20712 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20714 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20716 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20718 PR rtl-optimization/38245
20719 * calls.c (expand_call): Add stack arguments to
20720 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20721 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20722 in regs and partially in memory or BLKmode arguments.
20723 (emit_library_call_value_1): Add stack arguments to
20724 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20725 ACCUMULATE_OUTGOING_ARGS).
20726 * dce.c: Include tm_p.h.
20727 (find_call_stack_args): New function.
20728 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20730 (mark_insn): Call find_call_stack_args for CALL_Ps.
20731 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20732 forwards. Allocate and free arg_stores bitmap if needed, pass it
20733 down to deletable_insn_p, don't mark stores set in arg_stores
20734 bitmap, clear the bitmap at the beginning of each bb.
20735 * Makefile.in (dce.o): Depend on $(TM_P_H).
20737 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20740 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20741 to make sure the insn is a conditional test (bug 22599). Reformat a
20744 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20746 PR middle-end/38431
20747 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20748 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20749 (gloog): Do not call cleanup_tree_cfg.
20750 (graphite_transform_loops): Call cleanup_tree_cfg after all
20751 scops have been code generated.
20753 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20754 * doc/gty.texi (Invoking the garbage collector): Added new node
20755 and section documenting ggc_collect.
20757 2009-01-14 Richard Guenther <rguenther@suse.de>
20759 PR tree-optimization/38826
20760 PR middle-end/38477
20761 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20762 initialization notes only if we actually emitted a warning.
20763 (intra_create_variable_infos): Add constraints for a result decl
20764 that is passed by hidden reference.
20765 (build_pred_graph): Mark all related variables non-direct on
20768 2009-01-14 Nick Clifton <nickc@redhat.com>
20770 * ira-conflicts.c: Include addresses.h for the definition of
20772 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20773 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20775 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20778 * Makefile.in (ira-lives.o): Add except.h.
20780 * ira-lives.c: Include except.h.
20781 (process_bb_node_lives): Process can_throw_internal.
20783 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20785 PR rtl-optimization/38774
20786 * combine.c (simplify_set): When undoing cc_use change, don't do
20787 PUT_CODE on the newly created comparison, but instead put back the
20790 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20792 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20793 values. Remove duplicate arm8 entry.
20795 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20797 PR tree-optimization/38786
20798 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20799 the SSA_NAME case of expand_scalar_variables_expr.
20800 Set the type of an expression to the type of its assign statement.
20801 (expand_scalar_variables_expr): Also gather the scalar computation
20802 used to index the memory access. Do not pass loop_p.
20803 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20804 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20805 the gimple_stmt_iterator where it inserts new code.
20806 Do not pass loop_p.
20807 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20808 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20810 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20812 * graphite.h (debug_value): Removed.
20813 * graphite.c (debug_value): Removed.
20815 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20817 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20818 ldrd/strd with two 32-bit instructions.
20820 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20822 * config/arm/arm.c (struct processors): Pass for speed down into
20823 cost helper functions.
20824 (const_ok_for_op): Handle COMPARE and inequality nodes.
20825 (arm_rtx_costs_1): Rewrite.
20826 (arm_size_rtx_costs): Update prototype.
20827 (arm_rtx_costs): Pass speed down to helper functions.
20828 (arm_slowmul_rtx_costs): Rework cost calculations.
20829 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20830 (arm_9e_rtx_costs): Likewise.
20832 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20834 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20835 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20836 (alpha_legitimize_address): Do not split local symbols wider than
20837 UNITS_PER_WORD into HIGH/LO_SUM parts.
20839 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20842 * gcc.c (process_command): Replace call to execvp with calls
20843 to pex_one and exit.
20845 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20848 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20849 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20850 variant for devices with 3-byte PC.
20851 (__tablejump_elpm__): New.
20853 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20856 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20857 offsetof member-designator, handle it as `[0].'.
20859 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20861 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20862 function when not using named sections on targets with named sections
20863 if branch distance is less than 262132.
20865 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20867 * combine.c (combine_instructions): Recompute
20868 optimize_this_for_speed_p for each BB in the main combine loop.
20870 2009-01-12 Tomas Bily <tbily@suse.cz>
20873 * tree-loop-distribution.c (prop_phis): New function.
20874 (generate_builtin): Call prop_phis.
20875 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20877 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20879 PR tree-optimization/38807
20880 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20881 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20883 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20885 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20886 subreg of op0 to the original op0.
20888 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20890 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20892 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20895 * mips-tfile.c (parse_def): Fix parsing of def strings
20896 starting with digits.
20898 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20901 * config/arm/arm.c (arm_is_long_call_p): Don't call
20902 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20904 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20906 * regrename.c (regrename_optimize): Fix dumping.
20907 (find_oldest_value_reg): Preserve REG_POINTER.
20908 (copy_hardreg_forward_1): Likewise.
20910 2009-01-09 Diego Novillo <dnovillo@google.com>
20912 * gimple.h (struct gimple_statement_base) <uid>: Document
20913 the restrictions on its use.
20914 (gimple_uid): Tidy.
20915 (gimple_set_uid): Tidy.
20917 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20919 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20920 zero guard even if align_bytes != 0 and count is smaller than
20923 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20925 PR rtl-optimization/38495
20926 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20927 (add_range_and_copies_from_move_list): Print all added ranges.
20928 Add ranges to memory optimized destination.
20930 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20934 * config/i386/i386.c (override_options): Reject
20935 -mstringop-strategy=rep_8byte with -m32.
20936 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20937 to 1. Do count comparison against epilogue_size_needed at compile
20938 time even when count_exp was constant forced into register. For
20939 size_needed don't jump to epilogue, instead just avoid aligning
20940 and invoke the body algorithm. If need_zero_guard, add zero guard
20941 even if count is non-zero, but smaller than size_needed + number of
20942 bytes that could be stored for alignment.
20943 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20944 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20945 but smaller than size_needed + number of bytes that could be stored
20946 for alignment. Compare size_needed with epilogue_size_needed instead
20947 of desired_align - align, don't adjust size_needed, pass
20948 epilogue_size_needed to the epilogue expanders.
20951 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20953 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20955 * pa.c (last_address): Change to unsigned.
20956 (update_total_code_bytes): Change argument to unsigned. Don't
20957 check if insn addresses are set.
20958 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20959 addresses are not set.
20960 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20962 2009-01-09 Nick Clifton <nickc@redhat.com>
20964 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20965 DECL_DECLARED_INLINE_P.
20967 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20969 PR middle-end/38347
20970 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20971 GET_MODE (op0) in operand_subword_force calls.
20973 PR middle-end/38771
20974 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20975 fold_convert arg0 operands to TREE_TYPE (op0) first.
20977 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20979 * params.def (ira-max-conflict-table-size): Decrease default value
20982 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20984 PR tree-optimization/37031
20985 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20987 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20988 allocate it using gc instead of heap, use VEC_quick_push instead of
20990 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20991 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20992 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20993 allocated vector from heap allocated.
20994 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20995 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20996 vector only after perfect_loop_nest_depth call.
20998 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20999 Jan Sjodin <jan.sjodin@amd.com>
21001 PR tree-optimization/38559
21002 * graphite.c (debug_value, copy_constraint,
21003 swap_constraint_variables, scale_constraint_variable, ): New.
21004 (get_lower_bound, get_upper_bound): Removed.
21005 (graphite_trans_bb_strip_mine): Clean up this code that works
21006 only for constant number of iterations. Fully copy upper and
21007 lower bound constraints, not only the constant part of them.
21008 * graphite.h (debug_value): Declared.
21010 2009-01-08 Ira Rosen <irar@il.ibm.com>
21012 PR tree-optimization/37194
21013 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21014 Don't add the cost of cost model guard in prologue to scalar
21015 outside cost in case of known number of iterations.
21017 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21018 Alan Modra <amodra@bigpond.net.au>
21020 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21021 non-word-aligned REG+CONST addressing.
21023 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21026 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21027 free_after_compilation when outputting a thunk.
21028 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21029 Do not call free_after_compilation here.
21031 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21033 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21034 (ix86_valid_target_attribute_inner_p): Ditto.
21036 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21038 PR tree-optimization/38492
21039 PR tree-optimization/38498
21040 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21041 * tree-chrec.h (scev_is_linear_expression): Declared.
21042 * graphite.c (graphite_cannot_represent_loop_niter): New.
21043 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21044 (graphite_loop_normal_form): Use gcc_assert.
21045 (scan_tree_for_params): Use CASE_CONVERT.
21046 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21047 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21048 Use gcc_assert. Discard scops that contain unhandled cases.
21049 (build_scop_conditions): Return a boolean status for unhandled cases.
21050 (strip_mine_profitable_p): Print the loop number, not its depth.
21051 (is_interchange_valid): Pass the depth of the loop nest, don't
21052 recompute it wrongly.
21053 (graphite_trans_bb_block): Same.
21054 (graphite_trans_bb_block): Print tentative of loop blocking.
21055 (graphite_trans_scop_block): Do not print that the loop has been
21057 (graphite_transform_loops): Do not handle scops that contain condition
21060 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21062 AVX Programming Reference (December, 2008)
21063 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21064 (_mm256_stream_pd): Likewise.
21065 (_mm256_stream_ps): Likewise.
21067 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21068 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21069 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21070 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21071 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21072 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21073 (ix86_expand_special_args_builtin): Likewise.
21075 * config/i386/sse.md (AVXMODEDI): New.
21076 (avx_movnt<mode>): Likewise.
21077 (avx_movnt<mode>): Likewise.
21078 (<sse>_movnt<mode>): Remove AVX support.
21079 (sse2_movntv2di): Likewise.
21081 2009-01-07 Richard Guenther <rguenther@suse.de>
21083 PR middle-end/38751
21084 * fold-const.c (extract_muldiv): Remove obsolete comment.
21085 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21086 to PLUS_EXPR canonicalization for the canonicalization.
21088 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21090 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21091 hosted cross-compilers generating less efficient code.
21093 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21095 * function.h (rtl_data): Add a dbr_scheduled_p field.
21096 * reorg.c (dbr_schedule): Set it.
21097 (gate_handle_delay_slots): Check it.
21098 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21099 (mips_reorg): Check flag_delayed_branch instead of
21100 mips_base_delayed_branch.
21101 (mips_override_options): Don't set mips_base_delayed_branch
21102 or flag_delayed_branch.
21104 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21106 PR rtl-optimization/38426.
21107 * ira.c (ira): Set current_function_is_leaf earlier.
21109 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21111 PR rtl-optimization/38722
21112 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21113 too early, only set a flag and modify after last possible
21116 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21119 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21120 * real.c (decimal_single_format): Correct values of emin and emax.
21121 (decimal_double_format): Ditto.
21122 (decimal_quad_format): Ditto.
21123 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21124 computation of DECnn_MIN and DECnn_MAX for corrected values of
21125 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21126 __DECnn_MIN__, and adjust its computation for the corrected value
21129 2009-01-06 Jan Hubicka <jh@suse.cz>
21132 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21134 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21136 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21137 Add Robert Clark to the list of testers.
21139 2009-01-06 Jan Hubicka <jh@suse.cz>
21140 Kai Tietz <kai.tietz@onevision.com>
21142 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21143 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21145 2009-01-06 Jan Hubicka <jh@suse.cz>
21146 Kai Tietz <kai.tietz@onevision.com>
21148 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21150 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21151 (ix86_nsaved_regs): Count only general purpose regs.
21152 (ix86_nsaved_sseregs): New.
21153 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21154 to 16 for w64; compute padding and size of sse reg save area.
21155 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21156 general purpose regs.
21157 (ix86_emit_save_sse_regs_using_mov): New.
21158 (ix86_expand_prologue): Save SSE regs if needed.
21159 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21160 (ix86_emit_restore_sse_regs_using_mov): New.
21161 (ix86_expand_epilogue): Save SSE regs if needed.
21163 2009-01-06 Jan Hubicka <jh@suse.cz>
21164 Kai Tietz <kai.tietz@onevision.com>
21166 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21167 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21168 functions when accumulate outgoing args is off.
21170 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21173 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21174 before using pseudos_have_intersected_live_ranges_p.
21176 * ira-int.h (ira_assert): Always define.
21178 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21180 AVX Programming Reference (December, 2008)
21181 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21182 (_mm256_permute2_pd): Likewise.
21183 (_mm_permute2_ps): Likewise.
21184 (_mm256_permute2_ps): Likewise.
21185 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21186 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21188 * config/i386/i386.c (ix86_builtins): Remove
21189 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21190 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21191 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21192 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21193 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21194 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21195 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21196 __builtin_ia32_vpermil2ps256.
21197 (ix86_init_mmx_sse_builtins): Updated.
21198 (ix86_expand_args_builtin): Likewise.
21200 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21202 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21203 long absolute calls when generating PA 2.0 code.
21205 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21207 PR rtl-optimization/38583
21208 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21210 * params.def (ira-max-conflict-table-size): New.
21212 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21214 * ira.h (ira_conflicts_p): New external definition.
21216 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21217 table. Report this. Return result of building.
21218 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21219 building conflict table.
21221 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21222 (ira_color): Use ira_conflicts_p.
21224 * global.c: Include ira.h.
21225 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21228 * Makefile.in (global.o): Add ira.h.
21230 * ira-build.c (mark_all_loops_for_removal,
21231 propagate_some_info_from_allocno): New.
21232 (remove_unnecessary_allocnos): Call
21233 propagate_some_info_from_allocno.
21234 (remove_low_level_allocnos): New.
21235 (remove_unnecessary_regions): Add parameter. Call
21236 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21237 parameter to remove_unnecessary_regions.
21238 (ira_build): Remove all regions but root if the conflict table was
21239 not built. Update conflict hard regs for allocnos crossing calls.
21241 * ira.c (ira_conflicts_p): New global.
21242 (ira): Define and use ira_conflicts_p.
21244 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21245 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21246 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21248 2009-01-06 Ben Elliston <bje@au.ibm.com>
21250 * gengtype-lex.l (YY_NO_INPUT): Define.
21252 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21255 * c-common.c (handle_vector_size_attribute): Also reject
21256 BOOLEAN_TYPE types.
21258 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21260 PR tree-optimization/38492
21261 * graphite.c (rename_map_elt, debug_rename_elt,
21262 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21263 rename_map_elt_info, eq_rename_map_elts,
21264 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21265 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21266 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21267 (sese_build_livein_liveouts): New.
21268 (new_sese, free_sese): New.
21269 (new_scop): Call new_sese.
21270 (free_scop): Call free_sese.
21271 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21272 (register_old_new_names): Renamed register_old_and_new_names.
21273 (register_scop_liveout_renames, add_loop_exit_phis,
21274 insert_loop_close_phis, struct igp,
21275 default_liveout_before_guard, add_guard_exit_phis,
21276 insert_guard_phis, copy_renames): New.
21277 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21278 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21279 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21280 (scop_adjust_phis_for_liveouts): New.
21281 (gloog): Call scop_adjust_phis_for_liveouts.
21283 * graphite.h (struct sese): Documented. Added fields liveout,
21284 num_ver and livein.
21285 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21286 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21287 (struct scop): Added field liveout_renames.
21288 (SCOP_LIVEOUT_RENAMES): New.
21290 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21292 PR tree-optimization/38510
21293 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21294 (translate_clast): Call recompute_all_dominators before
21296 (gloog): Call recompute_all_dominators before graphite_verify.
21298 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21299 Jan Sjodin <jan.sjodin@amd.com>
21301 PR tree-optimization/38500
21302 * graphite.c (create_sese_edges): Call fix_loop_structure after
21305 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21307 * config.gcc: Add m32r*-*-rtems*.
21308 * config/m32r/rtems.h: New file.
21310 2009-01-05 Ben Elliston <bje@au.ibm.com>
21312 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21313 (.po.pox): Likewise.
21314 (po/gcc.pot): Likewise.
21316 2009-01-04 David S. Miller <davem@davemloft.net>
21318 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21319 (STARTING_FRAME_OFFSET): Always set to zero.
21321 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21323 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21324 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21325 fixed-point types, and vectors of the same.
21327 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21329 * config/mips/sync.md (*mb_barrier): Rename to...
21330 (*memory_barrier): ...this.
21332 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21334 * doc/extend.texi (Function Attributes): Move @cindex after @item
21335 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21336 and put in alphabetical order. Fix 'target' name and put in order.
21337 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21340 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21342 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21343 (memory_barrier): Expand as unspec instead of unspec_volatile.
21344 Remove mem:BLK from insn operands. Use Pmode scratch register.
21345 (*memory_barrier): Define as unspec instead of unspec_volatile.
21346 Use (match_dup 0) as input operand.
21348 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21349 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21350 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21351 scratch register. Remove operand 1.
21352 (*stbar): Define as unspec instead of unspec_volatile.
21353 Use (match_dup 0) as input operand, remove (const_int 8).
21354 (*membar): Define as unspec instead of unspec_volatile.
21355 Use (match_dup 0) as input operand, remove input operand 2.
21357 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21358 (memory_barrier): Expand as unspec instead of unspec_volatile.
21359 Remove mem:BLK from insn operands. Use Pmode scratch register.
21360 (*memory_barrier): Define as unspec instead of unspec_volatile.
21361 Use (match_dup 0) as input operand.
21363 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21364 Remove mem:BLK from insn operands. Use Pmode scratch register.
21365 Set volatile flag on operand 0.
21366 (*memory_barrier): New insn pattern.
21368 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21370 (*memory_barrier): Use (match_dup 0) as input operand.
21372 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21373 Remove mem:BLK from insn operands. Use Pmode scratch register.
21374 Set volatile flag on operand 0.
21375 (*mb_internal): New insn pattern.
21377 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21379 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21381 PR middle-end/38586
21382 * function.c (struct temp_slot): Move to the section of the file
21383 that deals with temp slots. Remove field 'address'.
21384 (temp_slot_address_table): New hash table of address -> temp slot.
21385 (struct temp_slot_address_entry): New struct, items for the table.
21386 (temp_slot_address_compute_hash, temp_slot_address_hash,
21387 temp_slot_address_eq, insert_temp_slot_address): Support functions
21389 (find_temp_slot_from_address): Rewrite to use the new hash table.
21390 (remove_unused_temp_slot_addresses): Remove addresses of temp
21391 slots that have been made available.
21392 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21393 worker function for remove_unused_temp_slot_addresses.
21394 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21395 Add the temp slot address to the address -> temp slot map.
21396 (update_temp_slot_address): Update via insert_temp_slot_address.
21397 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21398 (pop_temp_slots): Likewise.
21399 (init_temp_slots): Allocate the address -> temp slot map, or empty
21400 the map if it is already allocated.
21401 (prepare_function_start): Initialize temp slot processing.
21403 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21405 PR middle-end/38584
21406 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21407 Calculate the size of all stack vars assuming no packing of stack
21408 vars will happen, replacing a quadratic algorithm with a linear one.
21410 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21413 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21416 2009-01-03 Diego Novillo <dnovillo@google.com>
21418 * doc/contrib.texi: Update contributions.
21420 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21423 * builtins.c (fold_builtin_memory_op): Give up if either operand
21424 is volatile. Set srctype or desttype to non-qualified version
21428 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21429 and FUNCTION_DECLs.
21431 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21433 PR rtl-optimization/35805
21434 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21435 problem if fast dce is able to remove any instructions.
21436 * dce.c (dce_process_block): Fix dump message.
21438 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21441 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21443 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21445 PR middle-end/38690
21446 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21447 * tree-pretty-print.c (op_code_prio): New function.
21448 (op_prio): No longer static. Use op_code_prio.
21449 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21450 Use op_prio and op_code_prio to determine if () should be
21451 printed around operand(s) or not.
21453 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21454 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21455 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21456 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21457 pp_character instead of pp_string for single letter printing.
21459 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21461 * doc/extend.texi: Fix '#pragma GCC option' typo.
21463 2009-01-02 Richard Guenther <rguenther@suse.de>
21465 * doc/install.texi (--enable-checking): Mention different
21466 default for stage1.
21467 (--enable-stage1-checking): Document.
21469 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21471 PR middle-end/30142
21472 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21473 case to be an error.
21475 2009-01-02 Ben Elliston <bje@au.ibm.com>
21477 * config/fp-bit.h (pack_d): Constify argument.
21478 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21479 (isnan): Constify argument.
21481 (iszero): Likewise.
21482 (pack_d): Likewise.
21483 (_fpadd_parts): Constify return type.
21484 (_fpmul_parts): Likewise.
21485 (_fpdiv_parts): Likewise.
21487 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21490 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21491 warn about overwriting initializer with side-effects or
21492 -Woverride-init if !IMPLICIT.
21493 (output_init_element): Likewise. Pass IMPLICIT down to
21495 (process_init_element): Add IMPLICIT argument. Pass it down
21496 to output_init_element.
21497 (push_init_element, pop_init_level, set_designator): Adjust
21498 process_init_element callers.
21499 (set_nonincremental_init, set_nonincremental_init_from_string):
21500 Adjust add_pending_init callers.
21501 (output_pending_init_elements): Adjust output_init_element callers.
21502 * c-tree.h (process_init_element): Adjust prototype.
21503 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21504 process_init_element callers.
21507 Copyright (C) 2009 Free Software Foundation, Inc.
21509 Copying and distribution of this file, with or without modification,
21510 are permitted in any medium without royalty provided the copyright
21511 notice and this notice are preserved.