1 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2 Richard Earnshaw <richard.earnshaw@arm.com>
4 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5 * config/arm/arm.md (*arm_movtas_ze): New pattern for
8 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12 * pa.c (emit_move_sequence): Check if address of operand1 is valid
13 for mode mode of operand0 when doing secondary reload for SAR.
15 2009-08-19 Jakub Jelinek <jakub@redhat.com>
18 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
19 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
21 2009-08-19 Jason Merrill <jason@redhat.com>
23 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
24 supported template depth in C++0x.
26 2009-08-19 Jakub Jelinek <jakub@redhat.com>
28 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
29 free_after_compilation.
30 * config/score/score7.c (score7_output_mi_thunk): Likewise.
31 * config/score/score3.c (score3_output_mi_thunk): Likewise.
32 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
33 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
34 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
35 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
36 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
38 2009-08-19 Ian Lance Taylor <iant@google.com>
40 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
41 of (plus (mult (neg B) C) A).
43 2009-08-18 Michael Matz <matz@suse.de>
45 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
46 instead of comparing TYPE_MAIN_VARIANT for equality.
47 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
48 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
49 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
50 * gimplify.c (goa_lhs_expr_p): Ditto and use
51 STRIP_USELESS_TYPE_CONVERSION.
53 2009-08-18 Michael Matz <matz@suse.de>
55 * tree-ssa-structalias.c (create_variable_info_for): Also mark
56 first field in a struct.
57 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
59 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
61 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
62 locators before emit_insn is called. Remove assert that
64 (alpha_end_function): Clear crtl->emit structure and free insn
65 locators if cfun->is_thunk is true.
67 2009-08-18 Jason Merrill <jason@redhat.com>
69 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
71 * configure.ac: Test for it.
72 * configure, config.in: Regenerate.
73 * doc/install.texi: Document --enable-gnu-unique-object.
75 2009-08-18 Richard Guenther <rguenther@suse.de>
78 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
79 pow(x,y*z) only if x is nonnegative.
81 2009-08-18 Jakub Jelinek <jakub@redhat.com>
83 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
87 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
88 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
90 2009-08-17 DJ Delorie <dj@redhat.com>
92 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
93 * config/m32c/prologue.md (epilogue_freit): New.
95 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
96 (bank_switch_p): Likewise.
97 (fast_interrupt_p): Likewise.
98 (interrupt_p): Likewise.
99 (m32c_conditional_register_usage): Round memregs size up.
100 (need_to_save): We only need to save $a0 when we use ENTER.
101 (interrupt_p): Check for fast_interrupt too.
102 (bank_switch_p): New.
103 (fast_interrupt_p): New.
104 (m32c_attribute_table): Add bank_switch and fast_interrupt.
105 (m32c_emit_prolog): Support bank switching and fast interrupts.
106 * doc/extend.texi (Function Attributes): Add bank_switch and
109 2009-08-17 Douglas B Rupp <rupp@gnat.com>
111 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
112 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
114 2009-08-16 Douglas B Rupp <rupp@gnat.com>
116 * doc/invoke.texi (Target options):
117 Add new option list for IA-64/VMS.
118 (menu): Add IA-64/VMS Options.
119 (IA-64/VMS Options): Likewise.
121 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
124 * config/mips/mips.md (*lwxs): Use :P for pointer values.
126 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
128 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
129 (mips_pop_asm_switch): Likewise.
130 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
132 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
133 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
134 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
135 (mips_print_operand_punctuation): Use them. Check mips_noreorder
136 instead of set_noreorder.
137 (mips_output_function_prologue): Use the new functions.
138 (mips_output_function_epilogue): Likewise.
139 (mips_need_noat_wrapper_p): New function, split out from...
140 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
141 Use mips_push_asm_switch and mips_pop_asm_switch.
142 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
143 and mips_pop_asm_switch.
144 (ASM_OUTPUT_REG_POP): Likewise.
145 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
146 Use mips_pop_asm_switch.
147 (mips_asm_switch): New structure.
148 (set_noreorder, set_nomacro): Replace with...
149 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
150 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
151 instead of set_nomacro.
152 (fix_truncsfsi2_macro): Likewise.
153 (cprestore): Likewise.
154 (hazard): Use mips_noreorder instead of set_noreorder.
155 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
157 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
159 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
160 from prev_active_insn.
162 2009-08-16 Anatoly Sokolov <aesok@post.ru>
164 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
165 * config/avr/avr.c (avr_override_options): Initialize
166 avr_current_arch variable.
167 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
168 __AVR_HAVE_16BIT_SP__ according to the device type.
169 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
171 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
172 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
174 2009-08-16 Dodji Seketeli <dodji@redhat.com>
177 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
178 generating inlined subroutine die only. We shouldn't be
179 called for anything else.
180 (gen_block_die): Don't generate inline subroutine debug info for
183 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
185 * graphite-poly.c (print_pbb): Print PBB index.
187 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
190 * graphite-interchange.c (ppl_max_for_le): Moved...
191 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
192 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
193 ppl_Pointset_Powerset_C_Polyhedron_maximize.
194 * graphite-ppl.h (ppl_max_for_le): Declared.
196 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
198 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
199 supported on all platforms.
200 * target.h (struct gcc_target): Remove
201 handle_pragma_redefine_extname.
202 * c-cppbuiltin.c: Remove use of
203 targetm.handle_pragma_redefine_extname.
204 * c-pragma.c: Likewise.
205 * target-def.h (TARGET_INITIALIZER): Remove
206 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
207 * config/sol2.h: Remove use of
208 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
210 2009-08-14 Douglas B Rupp <rupp@gnat.com>
212 * config/ia64/fde-vms.c: New file.
213 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
214 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
215 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
216 (uw_frame_state_for): Only register a personality routine if it is
217 known to be compatible with our expectations.
218 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
219 Declare unw_table_entry stack variable and
220 mod all calls to _Unwind_FindTableEntry to add arg.
221 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
222 (_Unwind_FindTableEntry): Add arg to prototype.
224 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
226 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
227 field 'signal_pfs_loc'.
228 (uw_frame_state_for): Remove duplicate code dealing with leaf
229 procedures without unwind info.
230 If in the frame after unwinding through a signal handler, restore
231 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
232 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
233 'pfs_loc' to the AR.PFS location in the signal context; instead
234 set 'signal_pfs_loc'.
235 Manually generate the unwind info for the AR.PFS register.
236 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
237 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
238 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
239 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
240 instead set 'signal_pfs_loc'.
241 Remove code preventing the AR.PFS register from being restored
242 from the signal context.
244 2009-08-14 Douglas B Rupp <rupp@gnat.com>
245 Tristan Gingold <gingold@adacore.com>
247 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
248 * config/ia64/t-vms: New file.
249 * config/ia64/vms64.h: New file.
250 * config/ia64/vms.h: New file.
251 * config/ia64/vms-crtinit.asm: New file.
252 * config/ia64/vms_symvec_libgcc_s.opt: New file.
253 * config/ia64/vms-unwind.h: New file.
255 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
257 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
260 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
263 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
264 version. Move declaration...
265 * real.h (do_mpc_arg2): ... here.
266 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
269 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
271 * final.c (add_debug_prefix_map): Don't use GC memory for
272 old_prefix and new_prefix.
274 2009-08-14 Richard Guenther <rguenther@suse.de>
276 * ipa-prop.c (compute_complex_pass_through): If we cannot
277 compute a non-varying offset for IPA_JF_ANCESTOR punt.
279 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
281 * c-lex.c (c_lex_with_flags): Increase size of local variable
282 to avoid memory clobber.
284 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
287 * config/i386/i386.c (ix86_fp_comparison_strategy):
288 Only enable/disable sahf at function granularity.
290 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
292 PR rtl-optimization/41064
293 * reload1.c (reload_as_needed): Don't call extract_insn
294 for known invalid replacements after calling
295 validate_replace_rtx_group and verify_changes.
297 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
301 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
302 ix86_expand_fp_vcond.
303 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
304 Assert that operation is supported by ix86_expand_int_vcond.
305 (vcondu<SSEMODE124C8:mode>): Ditto.
307 2009-08-13 DJ Delorie <dj@redhat.com>
309 * config/i386/djgpp-stdint.h: New.
310 * config.gcc (djgpp): Use it.
312 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
314 * config/sh/sh.c (sh_override_options): When flag_exceptions or
315 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
317 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
319 * tree-ssa-loop-prefetch.c
320 (prune_ref_by_group_reuse): Enhance probabilistic analysis
321 for long-stride pruning.
322 (compute_miss_rate): New function to compute the probability
323 that two memory references access different cache lines.
325 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
327 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
329 2009-08-13 Richard Guenther <rguenther@suse.de>
332 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
333 use the constant pointer type.
334 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
335 of CV qualifiers on the target pointer type.
336 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
337 conversion check before restrict check.
339 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
344 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
346 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
348 2009-08-12 Richard Guenther <rguenther@suse.de>
350 PR tree-optimization/41011
351 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
352 and reference constructing.
354 2009-08-12 Xinliang David Li <davidxl@google.com>
356 PR tree-optimization/41012
357 * tree-flow.h : New external interface.
358 * gimple-low.c (check_call_arg): Change to public function.
359 Remove argument mismatch check in lowering.
360 * tree-inline.h (tree_can_inline_p): Interface change.
361 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
363 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
364 Call change to tree_can_inline_p function.
365 (cgraph_decide_inlining_incrementally): Ditto.
367 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
369 PR tree-optimization/41031
370 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
371 on the partition variable rather than promote_mode on the source
372 type. Assert that the partition variable's type has the same
373 mode as the source value's.
375 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
377 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
379 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
381 * calls.c (expand_call): Fix typo.
382 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
384 * stmt.c (expand_value_return): Use promote_function_mode to copy out
386 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
387 * config/cris/cris.c (cris_promote_function_mode): Likewise.
388 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
389 * config/pa/pa.c (pa_promote_function_mode): Likewise.
391 2009-08-11 Andrew Haley <aph@redhat.com>
393 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
395 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
398 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
400 2009-08-12 Richard Guenther <rguenther@suse.de>
402 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
403 * gimplify.c (gimplify_modify_expr): Do not use
404 lang_hooks.types_compatible_p.
405 * tree-ssa.c (useless_type_conversion_p): For aggregates
406 just return false if the canonical types differ.
408 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
411 * sese.c (convert_for_phi_arg): New.
412 (add_guard_exit_phis): Use convert_for_phi_arg.
414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
416 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
417 unknown subscript upper bounds.
419 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
420 Pranav Garg <pranav.garg2107@gmail.com>
422 * graphite-interchange.c (gather_access_strides): Removed.
423 (ppl_max_for_le): New.
424 (build_linearized_memory_access): New.
425 (memory_stride_in_loop): New.
426 (pbb_interchange_profitable_p): Reimplemented.
427 * graphite-ppl.h (ppl_new_id_map): New.
428 (ppl_interchange): New.
430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
432 * graphite-interchange.c (compute_subscript): Removed.
433 (compute_array_size_cstr): Removed.
434 (compute_array_size_poly): Removed.
435 (compute_array_size): Removed.
436 (gather_access_strides_poly): Removed.
437 (gather_access_strides): Empty.
439 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
441 * graphite-dependences.c (dependence_polyhedron_1): Replace
442 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
443 (graphite_legal_transform_dr): Same.
444 (graphite_carried_dependence_level_k): Same.
445 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
446 Initialize PDR_NB_SUBSCRIPTS.
447 (print_pdr_access_layout): Replace pdr_nb_subscripts with
449 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
450 (PDR_NB_SUBSCRIPTS): New.
451 (pdr_nb_subscripts): Removed.
452 (pdr_dim): Simplified.
453 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
454 with PDR_NB_SUBSCRIPTS.
456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
458 * graphite-interchange.c (compute_array_size): Remove use of
460 * graphite-poly.c (new_poly_dr): Remove argument data_container.
461 Do not initialize PDR_DATA_CONTAINER.
462 (print_pdr): Do not print PDR_DATA_CONTAINER.
463 * graphite-poly.h (struct poly_dr): Remove data_container field.
464 (PDR_DATA_CONTAINER): Removed.
465 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
467 (build_poly_dr): Same.
469 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
470 Sebastian Pop <sebastian.pop@amd.com>
472 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
473 copy of the dependence polyhedron. Free the temporary objects.
474 (graphite_carried_dependence_level_k): Free unused objects before
477 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
478 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
479 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
480 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
481 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
483 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
485 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
486 Early return without analyzing the data dependences if no
487 transform has been done. Call restore_scattering if the transform
489 (graphite-interchange.c): Same.
490 * graphite-poly.c (print_scattering_function): Test for
492 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
493 (apply_poly_transforms): Do not gcc_assert that
494 the transform is legal.
495 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
496 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
497 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
498 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
499 * graphite-poly.h (struct poly_scattering): New.
500 (struct poly_bb): Add original, transformed, and saved fields.
501 Remove transformed_scattering, original_scattering,
502 nb_local_variables and nb_scattering_transform fields.
503 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
504 (poly_scattering_new): New.
505 (poly_scattering_free): New.
506 (poly_scattering_copy): New.
507 (store_scattering_pbb): New.
508 (store_scattering): New.
509 (restore_scattering_pbb): New.
510 (restore_scattering): New.
511 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
512 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
514 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
516 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
519 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
521 * Makefile.in (graphite.o): Depends on PREDICT_H.
522 * graphite.c: Include predict.h.
523 (graphite_finalize): Call tree_estimate_probability.
524 * predict.c (predict_loops): Do not call scev_initialize and
526 (tree_estimate_probability_bb): New.
527 (tree_estimate_probability): Do not initialize loops: move that
528 code to the driver. Call tree_estimate_probability_bb.
529 (tree_estimate_probability_driver): New.
530 (pass_profile): Use tree_estimate_probability_driver.
531 * predict.h (tree_estimate_probability): Declared.
533 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
535 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
536 * graphite-dependences.c (graphite_legal_transform): Add time to
537 TV_GRAPHITE_DATA_DEPS.
538 (dependency_between_pbbs_p): Same.
539 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
541 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
543 PR rtl-optimization/41033
544 * alias.c (nonoverlapping_component_refs_p): Punt when strict
545 aliasing is disabled.
547 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
549 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
550 si_mask_operand, and_load_operand, low_bitmask_operand,
551 and_reg_operand, and_operand): New predicates.
552 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
553 * config/mips/mips.c (and_operands_ok): New function.
554 * config/mips/mips-protos.h (and_operands_ok): Declare it.
555 * config/mips/mips.md (move_type): Add ext_ins and logical.
557 (and<mode>3): Use and_reg_operand as the second operand's predicate.
558 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
559 shift_shift. Remove commutative constraint modifier.
560 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
562 (*clear_upper32_dext): Remove define_insn_and_split.
563 (*clear_upper32): Turn this define_insn_and_split ...
564 (splitter for ANDing register with 0xffff_ffff): .. into this.
566 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
568 * combine.c (try_widen_shift_mode): Factor out code to check if an
569 integer constant is a low-order bitmask from here ...
570 * rtlanal.c (low_bitmask_len): ... to here.
571 * rtl.h (low_bitmask_len): Declare.
573 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
576 * config/alpha/alpha.md (addsi3): Remove expander.
577 (addsi3): Rename from *addsi3_internal insn pattern.
578 (subsi3): Remove expander.
579 (subsi3): Rename from *subsi3_internal insn pattern.
581 2009-08-11 Douglas B Rupp <rupp@gnat.com>
583 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
586 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
587 Eric Botcazou <botcazou@adacore.com>
588 Douglas B Rupp <rupp@gnat.com>
590 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
591 that records that fit in 64 bits are returned by immediate value,
592 as required by OpenVMS Calling Standard.
593 (function_value): Adjust for above modification.
594 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
595 virtual_incoming_args_rtx as base object, not next_arg.
596 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
598 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
600 * reload.c (find_reloads_subreg_address): Check the original
601 req_equiv_mem address to detect the case where an address is
602 not valid in the outer mode.
604 2009-08-11 Richard Guenther <rguenther@suse.de>
607 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
609 2009-08-10 Douglas B Rupp <rupp@gnat.com>
611 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
612 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
614 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
615 Douglas B Rupp <rupp@gnat.com>
617 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
618 PT_STACK when frame_pointer_needed on OpenVMS.
619 (alpha_pv_save_size, alpha_using_fp): Remove.
620 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
621 with proper processing for PT_NULL.
622 (alpha_vms_initial_elimination_offset): New function. Support for
623 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
624 (alpha_sa_size): Force procedure type to PT_STACK when
625 frame_pointer_needed on OpenVMS.
626 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
627 (alpha_using_fp): Likewise.
628 (alpha_vms_can_eliminate): Add prototype.
629 (alpha_vms_initial_elimination_offset): Likewise.
630 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
631 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
633 2009-08-10 Eric Botcazou <botcazou@adacore.com>
634 Douglas B Rupp <rupp@gnat.com>
636 * config/alpha/alpha.c (common_object_handler): New function.
637 (vms_attribute_table): Declare a single attribute "common_object".
638 (vms_output_aligned_decl_common): New global function.
639 (SECTION_VMS_OVERLAY): Delete.
640 (SECTION_VMS_GLOBAL): Likewise.
641 (SECTION_VMS_INITIALIZE): Likewise.
642 (vms_asm_named_section): Remove support for above flags.
643 (vms_section_type_flags): Delete.
644 (TARGET_SECTION_TYPE_FLAGS): Likewise.
645 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
646 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
647 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
649 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
652 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
653 (sub_ddmmss): Likewise.
655 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
658 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
661 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
664 * reload1.c (reload_as_needed): Use cancel_changes to completely
665 undo a failed replacement attempt.
667 2009-08-10 Richard Guenther <rguenther@suse.de>
670 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
671 (useless_type_conversion_p): ... here. Require pointer targets
674 2009-08-10 Dodji Seketeli <dodji@redhat.com>
677 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
678 loose the original type of the statement list.
680 2009-08-09 Douglas B Rupp <rupp@gnat.com>
682 * config/alpha/alpha.c: Include libfuncs.h
683 (avms_asm_output_extern): New function.
684 (alpha_init_libfuncs): Init some decc libfuncs.
685 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
686 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
687 (DO_CRTL_NAMES): Define.
689 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
690 (LONG_TYPE_SIZE): Define.
691 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
692 (SUBTARGET_SWITCHES): Define malloc64 switch.
693 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
694 (MASK_RETURN_ADDR): Define.
695 doc/invoke.texi (mmalloc64): Document switch.
697 2009-08-09 Olivier Hainque <hainque@adacore.com>
698 Douglas B Rupp <rupp@gnat.com>
700 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
701 uses_condition_handler.
702 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
703 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
704 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
705 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
706 (code_for_builtin): New insn codes for the new alpha_builtins.
707 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
708 (alpha_sa_size): Account for uses_condition_handler.
709 (alpha_expand_prologue): Likewise.
710 (alpha_start_function): Likewise.
711 (alpha_expand_epilogue): Likewise.
712 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
713 establish/revert expanders.
714 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
715 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
716 New expander, resorting to the alpha.c associated function.
717 (builtin_revert_vms_condition_handler): Likewise.
718 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
719 __gcc_shell_handler, the static VMS condition handler used as
720 an indirection wrapper to the current dynamically established
722 * config/alpha/vms-unwind.h: Complete rewrite.
723 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
724 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
726 2009-08-09 Eric Botcazou <botcazou@adacore.com>
727 Douglas B Rupp <rupp@gnat.com>
729 * config/alpha/alpha.c (alpha_links): Add 'target' field.
730 (alpha_need_linkage): Handle aliases. Return function symbol.
731 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
732 Use ultimate alias target for the linkage name.
733 * config/alpha/alpha.md (movmemdi): Use the symbol returned
734 by alpha_need_linkage for the function symbol.
735 (setmemdi): Likewise.
737 2009-08-09 Douglas B Rupp <rupp@gnat.com>
739 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
740 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
741 (ASM_WEAKEN_LABEL): Define.
742 (CRT_CALL_STATIC_FUNCTION): Define.
743 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
744 (ENDFILE_SPEC): Define.
745 (INIT_SECTION_ASM_OP): Define.
746 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
747 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
749 (MULTILIB_OSDIRNAMES): Define.
750 (shlib_version): Define.
752 (SHLIB_OBJS): Define.
753 (SHLIB_NAME): Define.
754 (SHLIB_MULTILIB): Define.
755 (SHLIB_INSTALL): Define.
756 (SHLIB_SYMVEC): Define.
757 (SHLIB_SYMVECX2): Define.
758 (SHLIB_LINK): Define.
760 2009-08-09 Douglas B Rupp <rupp@gnat.com>
762 * config/alpha/alpha.c (alpha_initialize_trampoline):
763 Initialize VMS trampoline IAW ABI for bounded procedure calls.
764 (alpha_start_function): Emit transfer address on nested functions
765 for VMS trampoline call.
766 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
767 since no longer used.
768 * config/alpha/vms-tramp.asm: Remove.
769 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
770 since now only data initialized at runtime.
772 2009-08-09 Douglas B Rupp <rupp@gnat.com>
774 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
775 (LINK_GCC_C_SEQUENCE_SPEC): Define.
776 (MD_EXEC_PREFIX): Remove, no longer used.
777 (MD_STARTFILE_PREFIX): Likewise.
778 (INCLUDE_DEFAULTS): Likewise.
779 * config/alpha/t-vms:
780 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
782 2009-08-09 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/41016
785 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
786 (operand_precision): Remove.
787 (integral_operand_p): Likewise.
788 (recognize_single_bit_test): Adjust.
790 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
792 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
793 operation overflows. Likewise non-cast unary arithmetic.
794 If one arm of a conditional expression is always taken,
795 inhibit evaluation warnings for the other arm. Likewise inhibit
796 evaluation warnings for the second && or || operand if the first
797 operand is enough to determine the result.
798 * c-typeck.c (build_conditional_expr): Apply the same inhibition
800 (build_binary_op): Prevent duplicate evaluation warnings.
802 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
804 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
805 and destination have different modes, Use promote_mode to
806 determine the signedness of the conversion. Assert that the
807 promoted source mode matches the destination mode. Don't pass
808 the destination and destination mode to expand_expr if the source
809 mode is different. Simplify conversion logic.
811 2009-08-09 Ira Rosen <irar@il.ibm.com>
813 PR tree-optimization/41008
814 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
815 from condition only in case it's a comparison. Adjust checks.
817 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
819 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
820 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
821 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
822 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
823 (dump_cand): Handle them.
824 (struct iv_cand): New members COST_STEP and AINC_USE.
825 (stmt_after_increment): Likewise.
826 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
827 callers changed. Use gimple_uid comparison instead of scanning.
828 (add_candidate_1): When looking for identical candidates, take
829 AINC_USE into account. Set it for new candidates.
830 (force_expr_to_var_cost): Cast target_spill_cost to int.
831 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
832 All callers changed. Check for availability of autoinc addressing
833 modes, both in general for a given mode, and in the specific use case.
834 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
836 (get_computation_cost): Likewise.
837 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
838 add_autoinc_candidates): New static functions.
839 (add_candidate): Call add_autoinc_candidates for candidates based on
841 (find_iv_candidates): Call set_autoinc_for_original_candidates.
842 (determine_use_iv_cost_address): If we have an autoinc candidate at
843 the matching use, verify autoinc is possible and subtract the cost
844 of the candidate's step from the cost.
845 (determine_iv_cost): Record the cost of the increment in the COST_STEP
846 member of the candidate.
847 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
848 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
850 2009-08-09 Douglas B Rupp <rupp@gnat.com>
852 * config.build (ia64-hp-*vms*): New target.
853 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
855 * config.gcc (ia64-hp-*vms*): New target.
856 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
858 * config.host (ia64-hp-*vms*): New target.
859 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
862 2009-08-08 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/40991
865 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
867 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
869 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
870 mode check. Do truncations in an integer mode.
871 (force_to_mode): Handle subregs for all mode types. Only do
872 arithmetic simplifications on integer modes.
874 2009-08-07 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/40999
877 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
878 (maybe_fold_reference): Lookup constant initializers.
879 (fold_gimple_assign): Likewise.
881 2009-08-07 Richard Guenther <rguenther@suse.de>
883 * tree-ssa.c (useless_type_conversion_p_1): Only for types
884 that require structural equality defer to the langhook.
886 2009-08-07 Martin Jambor <mjambor@suse.cz>
888 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
890 (struct ipa_pass_through_data): New type.
891 (struct ipa_ancestor_jf_data): New type.
892 (union jump_func_value): Removed field formal_id, added fields
893 pass_through and ancestor.
894 (struct ipa_param_call_note): Changed type of formal_id to int from
896 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
897 operations jump functions and ancestor jump functions.
898 (compute_complex_pass_through): New function.
899 (compute_scalar_jump_functions): Call compute_complex_pass_through,
900 reflect changes in the jump function strucutre.
901 (update_jump_functions_after_inlining): Ignore complex pass-through
902 and ancestor jump functions.
903 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
904 polynomial pass-through with operation jump functions.
906 2009-08-07 Jakub Jelinek <jakub@redhat.com>
908 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
909 fde->dw_fde_begin as begin label instead of hot/cold label.
910 Use LLSDAC label instead of LLSDA for second section lsda.
911 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
912 label instead of LLSDA if it is true.
913 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
915 * except.c (add_call_site, dw2_size_of_call_site_table): Add
916 SECTION argument. Use it as index into crtl->eh.call_site_record
918 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
919 use it to determine how to print table entries instead of using
920 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
921 label instead of normal begin label as base.
922 (sjlj_assign_call_site_values): Adjust add_call_site caller.
923 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
924 ensure no EH range spans between sections and that landing pads
925 are always in the corresponding section.
926 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
927 for crtl->eh.call_site_record being an array rather than scalar.
928 (output_one_function_exception_table): New function, copied
929 from output_function_exception_table. Adjust
930 dw2_size_of_call_site_table, dw2_output_call_site_table
931 callers. For SECOND section use *C suffixed labels.
932 (output_function_exception_table): Call
933 output_one_function_exception_table and, when doing hot/cold
934 partitioning, also another time for the second section.
935 * opts.c: Include except.h.
936 (decode_options): Allow -freorder-blocks-and-partition with
937 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
938 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
939 * function.h (struct rtl_eh): Change call_site_record from
940 scalar into array of 2 elements.
942 2009-08-07 Martin Jambor <mjambor@suse.cz>
944 * ipa-prop.c (count_formal_params_1): New function.
945 (ipa_get_vector_of_formal_parms): New function.
946 (get_vector_of_formal_parm_types): New function.
947 (ipa_modify_formal_parameters): New function.
948 (ipa_modify_call_arguments): New function.
949 (index_in_adjustments_multiple_times_p): New function.
950 (ipa_combine_adjustments): New function.
951 (ipa_dump_param_adjustments): New function.
952 * ipa-prop.h (struct ipa_parm_adjustment): New type.
953 (ipa_get_vector_of_formal_parms): Declare.
954 (ipa_modify_formal_parameters): Declare.
955 (ipa_modify_call_arguments): Declare.
956 (ipa_combine_adjustments): Declare.
957 (ipa_dump_param_adjustments): Declare.
958 (build_ref_for_offset): Declare.
959 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
960 * tree-sra.c: Include ipa-prop.c.
961 (build_ref_for_offset): Make public.
963 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
965 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
967 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
969 * gcc/doc/extend.texi (__builtin_extract_return_address)
970 (__builtin_frob_return_address): Document.
972 2009-08-06 Paul Brook <paul@codesourcery.com>
974 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
975 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
976 implementation on ARMv6-M.
978 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
980 * doc/extend.texi (pcs): Document new attribute for ARM.
982 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
984 * arm.c (pcs_attribute_args): Comment out unsupported attribute
987 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
989 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
992 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
994 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
996 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
998 Merge ARM/hard_vfp_branch to trunk.
1000 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1002 * arm.c (libcall_eq): New function.
1003 (libcall_hash): New function.
1004 (add_libcall): New function.
1005 (arm_libcall_uses_aapcs_base): New function.
1006 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1007 libcalls using the base PCS.
1008 (arm_init_cumulative_args): Likewise.
1010 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1012 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1013 Use base ABI for conversion libfuncs between HFmode and SFmode.
1015 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1017 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1018 V4SImode as representatives of all 64-bit and 128-bit vector
1019 types. Allow vector types without vector modes.
1020 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1021 without vector modes like BLKmode.
1022 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1023 BLKmode. Avoid unsupported vector modes or TImode moves for
1025 (aapcs_vfp_allocate_return_reg): Likewise.
1026 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1027 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1029 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1031 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1032 (arm_get_pcs_model): Pass attribute arguments to
1033 arm_pcs_from_attribute.
1034 (arm_init_cumulative_args): Use base AAPCS for conversions from
1035 floating-point types to DImode.
1036 (arm_attribute_table): Add pcs attribute.
1037 (arm_handle_pcs_attribute): New.
1038 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1039 conversions from floating-point types to DImode, also declare them
1040 to use base AAPCS and declare functions they call to use base
1041 AAPCS and their RTABI names.
1043 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1045 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1046 -mfloat-abi=hard not being supported for VFP.
1048 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1050 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1051 SYMBOL_REF to hard_libcall_value.
1053 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1054 Richard Earnshaw <rearnsha@arm.com>
1056 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1057 has been put on the stack, all remaining co-processory arguments for
1058 that co-processor also go on the stack.
1060 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1062 * config/arm/arm.c (arm_return_in_memory): Handle returning
1063 vectors of suitable size in registers also for AAPCS case.
1065 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1067 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1069 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1071 ARM Hard-VFP calling convention
1072 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1073 * target.h (gcc_target): Add libcall_value to table of call hooks.
1074 * targhooks.h (default_libcall_value): Default implementation.
1075 * targhooks.c (default_libcall_value): Likewise.
1076 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1077 * optabs.c (expand_unop): Use it.
1078 * expr.h (hard_libcall_value): Pass the function RTX through.
1079 * calls.c (emit_library_call_value_1): Update call to
1081 * explow.c (hard_libcall_value): Use new target hook.
1082 * testsuite/lib/target-supports.exp
1083 (check_effective_target_arm_hard_vfp_ok): New hook.
1084 (check_effective_target_arm_neon_ok): Improve test for neon
1086 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1087 * config/arm/arm.c: Include cgraph.h
1088 (TARGET_FUNCTION_VALUE): Override default hook.
1089 (arm_pcs_default): New variable.
1090 (arm_override_options): Don't fault hard calling convention with VFP.
1091 Add support for AAPCS variants.
1092 (arm_function_value): Make static. Handle AAPCS variants.
1093 (arm_libcall_value): New function.
1094 (arm_apply_result_size): Handle VFP registers in results.
1095 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1097 (pcs_attribute_args): New variable.
1098 (arm_pcs_from_attribute): New function.
1099 (arm_get_pcs_model): New function.
1100 (aapcs_vfp_cum_init): New function.
1101 (aapcs_vfp_sub_candidate): New function.
1102 (aapcs_vfp_is_return_candidate): New function.
1103 (aapcs_vfp_is_call_candidate): New function.
1104 (aapcs_vfp_allocate): New function.
1105 (aapcs_vfp_allocate_return_reg): New function.
1106 (aapcs_vfp_advance): New function.
1107 (aapcs_cp_arg_layout): New variable.
1108 (aapcs_select_call_coproc): New function.
1109 (aapcs_select_return_coproc): New function.
1110 (aapcs_allocate_return_reg): New function.
1111 (aapcs_libcall_value): New function.
1112 (aapcs_layout_arg): New function.
1113 (arm_init_cumulative_args): Initialize AAPCS args data.
1114 (arm_function_arg): Handle AAPCS variants using new interface.
1115 (arm_arg_parital_bytes): Likewise.
1116 (arm_function_arg_advance): New function.
1117 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1118 calling conventions.
1119 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1120 * arm.h (NUM_VFP_ARG_REGS): Define.
1121 (LIBCALL_VALUE): Update.
1122 (FUNCTION_VALUE): Delete.
1123 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1124 (arm_pcs): New enum.
1125 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1126 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1127 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1128 * arm-protos.h (arm_function_arg_advance): Add.
1129 (aapcs_libcall_value): Add.
1130 (arm_function_value): Delete.
1132 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1133 H.J. Lu <hongjiu.lu@intel.com>
1136 * config/i386/i386.c (standard_sse_mode_p): Remove.
1137 (standard_sse_constant_p): Return 2 for integer mode
1138 vector_all_ones_operand when SSE2 is enabled.
1139 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1140 (ix86_expand_vector_move): Do not check for negative values from
1141 standard_sse_constant_p.
1143 2009-08-06 Richard Guenther <rguenther@suse.de>
1145 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1146 array type comparisons frontend independent.
1147 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1148 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1149 out array reference lower bound and element size operands.
1150 (ao_ref_init_from_vn_reference): Properly compute the offset
1151 for ARRAY_RANGE_REF.
1152 (vn_reference_fold_indirect): Fill out array reference lower
1153 bound and element size operands.
1154 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1155 a non gimple valued reference operand which can happen for
1156 array reference lower bound or element size.
1157 (create_component_ref_by_pieces_1): Properly generate the
1158 element size operand for array references.
1160 2009-08-06 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/40964
1163 * tree.c (iterative_hash_host_wide_int): Export.
1164 * tree.h (iterative_hash_host_wide_int): Declare.
1165 * tree-ssa-structalias.c (heapvar_map): New struct.
1166 (heapvar_map_eq): New function.
1167 (heapvar_map_hash): Likewise.
1168 (heapvar_lookup): Adjust.
1169 (heapvar_insert): Likewise.
1170 (make_constraint_from_heapvar): Allow multiple heap variables
1171 per decl at different offsets.
1172 (init_alias_heapvars): Adjust.
1174 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1176 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1177 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1178 trailing sync if TARGET_SYNC_AFTER_SC.
1180 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1182 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1183 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1184 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1185 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1186 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1187 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1188 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1189 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1190 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1191 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1192 the prototype declaration match the definition.
1193 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1194 instructions explicitly. Add barrier_before and operands
1196 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1197 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1198 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1199 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1200 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1201 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1203 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1205 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1207 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1208 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1211 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1214 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1216 PR rtl-optimization/40924
1217 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1218 make sure canon_rtx (mem_address) isn't simpler than
1219 canon_rtx (expanded_mem_address).
1221 2009-08-05 Li Feng <nemokingdom@gmail.com>
1223 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1225 (build_scop_drs): Build alias set for each SCoP.
1227 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1229 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1230 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1231 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1232 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1233 (BASE_DRIVER_SELF_SPECS): Likewise.
1235 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1237 * tree-ssa-alias.c: Fix some comment typos.
1239 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1241 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1242 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1244 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1247 * simplify-rtx.c (simplify_binary_operation_1): Disable
1248 simplifications for decimal float operations.
1250 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1253 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1254 operand of INDIRECT_REF.
1256 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1258 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1259 constants referencing TLS symbols.
1261 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1263 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1264 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1266 2009-08-03 Richard Guenther <rguenther@suse.de>
1268 * tree.c (make_vector_type): Build a main variant first,
1269 get the canonical one and then build the variant.
1270 * tree-ssa.c (useless_type_conversion_p_1): Handle
1272 (useless_type_conversion_p): Conversions to pointers to
1273 incomplete record types are useless.
1275 2009-08-03 Richard Guenther <rguenther@suse.de>
1277 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1278 file will be created.
1279 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1280 * toplev.c (compile_file): Adjust comment.
1282 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1284 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1285 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1286 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1287 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1288 (sh_promote_function_mode): Fix typo.
1290 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1292 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1294 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1296 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1297 declaration arguments.
1299 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1302 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1303 (ix86_split_ashl): Ditto.
1304 (ix86_expand_vector_init_one_nonzero): Ditto.
1305 (ix86_expand_vector_set): Ditto.
1306 (ix86_expand_reduc_v4sf): Ditto.
1308 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1310 * explow.c (promote_function_mode): Remove assert.
1311 * config/sh/sh.c (sh_promote_function_mode): Declare.
1313 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1315 * config/pa/pa.c (pa_promote_function_mode): Declare.
1316 Change to static. Fix promote_mode call.
1318 * gthr-dce.h (CONST_CAST2): Define if not defined.
1319 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1321 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1323 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1325 * expr.c (store_constructor): Use promote_decl_mode. Remove
1326 now write-only variable unsignedp.
1327 (expand_expr_real_1): Use promote_decl_mode.
1328 * expr.h (promote_function_mode, promote_decl_mode): New.
1329 (promote_mode): Remove last argument.
1330 * function.c (assign_temp): Drop last argument of promote_mode.
1331 (assign_parm_find_data_types): Use promote_function_mode.
1332 (assign_parm_setup_reg): Likewise.
1333 (expand_function_end): Use promote_function_mode.
1334 * calls.c (initialize_argument_information): Use promote_function_mode.
1335 (precompute_arguments): Use promote_mode instead of checking if
1336 only PROMOTE_FUNCTION_MODE is defined.
1337 (expand_call): When making sibcall decisions, use promote_function_mode.
1338 Below, remove an if for targetm.calls.promote_function_return and
1339 and use promote_function_mode.
1340 (emit_library_call_value_1): Use promote_function_mode, fix bug
1341 where promote_mode was passed FOR_CALL == 0 for a return value in an
1343 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1344 * explow.c (promote_function_mode, promote_decl_mode): New.
1345 (promote_mode): Keep only the FOR_CALL == 0 case.
1346 * combine.c (setup_incoming_promotion): Remove test of
1347 promote_function_args. Use promote_function_mode.
1348 * stmt.c (expand_value_return): Use promote_decl_mode.
1349 (expand_decl): Use promote_decl_mode.
1351 * expr.c (store_constructor): Use promote_decl_mode. Remove
1352 now write-only variable unsignedp.
1353 (expand_expr_real_1): Use promote_decl_mode.
1354 * expr.h (promote_function_mode, promote_decl_mode): New.
1355 (promote_mode): Remove last argument.
1356 * function.c (assign_temp): Drop last argument of promote_mode.
1357 (assign_parm_find_data_types): Use promote_function_mode.
1358 (assign_parm_setup_reg): Likewise.
1359 (expand_function_end): Use promote_function_mode.
1360 * calls.c (initialize_argument_information): Use promote_function_mode.
1361 (precompute_arguments): Use promote_mode instead of checking if
1362 only PROMOTE_FUNCTION_MODE is defined.
1363 (expand_call): When making sibcall decisions, use promote_function_mode.
1364 Below, remove an if for targetm.calls.promote_function_return and
1365 and use promote_function_mode.
1366 (emit_library_call_value_1): Use promote_function_mode, fix bug
1367 where promote_mode was passed FOR_CALL == 0 for a return value in an
1369 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1370 * explow.c (promote_function_mode, promote_decl_mode): New.
1371 (promote_mode): Keep only the FOR_CALL == 0 case.
1372 * combine.c (setup_incoming_promotion): Remove test of
1373 promote_function_args. Use promote_function_mode.
1374 * stmt.c (expand_value_return): Use promote_decl_mode.
1375 (expand_decl): Use promote_decl_mode.
1377 * explow.c (promote_function_mode): Just call the target hook.
1378 * targhooks.c (default_promote_function_mode,
1379 default_promote_function_mode_always_promote): New.
1380 * targhooks.h (default_promote_function_mode,
1381 default_promote_function_mode_always_promote): Declare.
1382 * target.h (promote_function_args, promote_function_return): Remove.
1383 (promote_function_mode): New.
1384 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1385 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1386 (TARGET_PROMOTE_FUNCTION_MODE): New.
1387 (TARGET_CALLS): Adjust.
1388 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1389 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1391 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1392 * config/s390/s390.c (s390_promote_function_mode): ... here,
1393 with pointer handling.
1394 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1395 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1397 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1398 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1399 with pointer handling.
1400 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1401 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1403 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1404 * config/sh/sh.c (sh_promote_function_mode): New.
1405 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1406 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1408 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1409 * config/cris/cris.c (cris_promote_function_mode): ... here.
1410 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1411 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1413 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1414 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1415 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1416 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1418 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1419 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1420 complex type handling.
1421 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1422 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1424 * config/pa/pa.c (pa_promote_function_mode): New.
1425 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1426 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1428 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1429 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1430 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1431 * config/xtensa/xtensa.c: Likewise.
1432 * config/stormy16/stormy16.c: Likewise.
1433 * config/iq2000/iq2000.c: Likewise.
1434 * config/rs6000/rs6000.c: Likewise.
1435 * config/picochip/picochip.c: Likewise.
1436 * config/arc/arc.c: Likewise.
1437 * config/mcore/mcore.c: Likewise.
1438 * config/score/score.c: Likewise.
1439 * config/mips/mips.c: Likewise.
1440 * config/bfin/bfin.c: Likewise.
1441 * config/ia64/ia64.c: Likewise (disabled though).
1443 * config/frv/frv.h: Remove pointless remark.
1445 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1446 TARGET_PROMOTE_FUNCTION_ARGS,
1447 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1448 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1450 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1452 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1453 -floop-parallelize-all.
1454 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1455 flag_loop_parallelize_all.
1456 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1457 * graphite.c (graphite_transform_loops): Same.
1459 * graphite-poly.c (apply_poly_transforms): Same.
1461 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1463 PR tree-optimization/40914
1464 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1465 if set, then check the delta field of the PMF record.
1466 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1467 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1468 call is stored in the delta.
1470 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1472 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1474 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/bsd.h (ASM_BYTE): New define.
1477 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1478 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1479 .byte. Use fputs or putc instead of fprintf where appropriate.
1480 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1481 fputs or putc instead of fprintf where appropriate.
1482 * config/i386/i386elf.h: Ditto.
1483 * config/i386/sysv4.h: Ditto.
1485 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1486 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1487 (*tls_global_dynamic_64): Ditto.
1489 2009-07-31 Christian Bruel <christian.bruel@st.com>
1491 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1493 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1495 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1496 Remove dead code for MINUS.
1498 2009-07-31 Anthony Green <green@moxielogic.com>
1500 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1502 (moxie_expand_epilogue): Ditto for epilogue.
1503 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1505 (moxie_function_arg): Ditto.
1506 (moxie_pass_by_reference): Ditto.
1507 (moxie_arg_partial_bytes): Ditto.
1508 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1509 (FUNCTION_ARG_ADVANCE) Ditto.
1510 (REG_PARM_STACK_SPACE) Ditto.
1511 (FUNCTION_ARG_REGNO_P) Dito.
1513 * config.gcc: Add moxie linux config support.
1514 * gcc/config/moxie/uclinux.h: New file.
1516 2009-07-31 DJ Delorie <dj@redhat.com>
1518 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1519 (UNSPECV_SP_SWITCH_E): New.
1520 (sp_switch_1): Change to an unspec.
1521 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1523 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1524 reference the new stack's address
1526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1528 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1529 graphite-clast-to-gimple.o, graphite-dependences.o,
1530 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1531 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1532 (graphite-blocking.o,
1533 graphite-clast-to-gimple.o, graphite-dependences.o,
1534 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1535 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1536 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1537 * cfgloop.h (struct loop): Add can_be_parallel field.
1538 * common.opt (fgraphite-identity): Moved up.
1539 (fgraphite-force-parallel): New flag.
1540 * graphite.c: Rewrite.
1541 * graphite.h: Rewrite.
1542 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1544 * toplev.c (graphite_out_file): New file descriptor.
1545 (graphite_in_file): New.
1546 (process_options): flag_graphite_force_parallel cannot be used without
1548 * tree-ssa-loop.c: Include toplev.h.
1549 (gate_graphite_transforms): Enable flag_graphite for
1550 flag_graphite_force_parallel.
1552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1554 * ChangeLog.graphite: New.
1555 * graphite-blocking.c: New.
1556 * graphite-clast-to-gimple.c: New.
1557 * graphite-clast-to-gimple.h: New.
1558 * graphite-dependences.c: New.
1559 * graphite-dependences.h: New.
1560 * graphite-interchange.c: New.
1561 * graphite-poly.c: New.
1562 * graphite-poly.h: New.
1563 * graphite-ppl.c: New.
1564 * graphite-ppl.h: New.
1565 * graphite-scop-detection.c: New.
1566 * graphite-scop-detection.h: New.
1567 * graphite-sese-to-poly.c: New.
1568 * graphite-sese-to-poly.h: New.
1572 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1574 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1575 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1577 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1579 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1580 (scev_is_linear_expression): Return false if the evolution is not
1581 affine multivariate.
1583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1585 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1586 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1590 * tree-data-ref.c (debug_data_references): New.
1591 (debug_data_reference): New.
1592 * tree-data-ref.h (debug_data_references): Declared.
1593 (debug_data_reference): Declared.
1595 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1597 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1598 * tree-data-ref.h (scop_p): Removed.
1599 (struct data_reference): Remove field scop.
1601 (stmt_simple_memref_p): Removed.
1603 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1605 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1606 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1609 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1611 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1613 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1615 * doc/invoke.texi (-fgraphite-identity): Documented.
1617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1619 * tree-scalar-evolution.c: Fix comment.
1620 (instantiate_scev_1): Return unknow from scev instantiation if the
1621 result is not above instantiate_below.
1623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1625 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1626 static anymore. Instantiate the symbols that may have been introduced
1628 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1631 2009-07-30 DJ Delorie <dj@redhat.com>
1633 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1634 .vliw directive to VLIW sections.
1636 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1640 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1641 (AUTOHEADER): New variable.
1642 ($(srcdir)/cstamp-h.in): Use it.
1644 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1645 Pat Haugen <pthaugen@us.ibm.com>
1646 Revital Eres <ERES@il.ibm.com>
1648 * config/rs6000/vector.md (VEC_F): Add VSX support.
1652 (vector_load_<mode>): Ditto.
1653 (vector_store_<mode>): Ditto.
1654 (vector GPR move split): Ditto.
1655 (vec_reload_and_plus_<mptrsize>): Ditto.
1656 (vec_reload_and_reg_<mptrsize>): Ditto.
1657 (add<mode>3): Ditto.
1658 (sub<mode>3): Ditto.
1659 (mul<mode>3): Ditto.
1660 (neg<mode>2): Ditto.
1661 (abs<mode>2): Ditto.
1662 (smin<mode>3): Ditto.
1663 (smax<mode>3): Ditto.
1664 (vector_eq<mode>): Ditto.
1665 (vector_gt<mode>): Ditto.
1666 (vector_ge<mode>): Ditto.
1667 (vector_gtu<mode>): Ditto.
1668 (vector_select_<mode>_uns): Ditto.
1669 (vector_eq_<mode>_p): Ditto.
1670 (vector_gt_<mode>_p): Ditto.
1671 (vector_ge_<mode>_p): Ditto.
1672 (vector_gtu_<mode>_p): Ditto.
1673 (cr6_test_for_zero): Ditto.
1674 (cr6_test_for_zero_reverse): Ditto.
1675 (cr6_test_for_lt): Ditto.
1676 (cr6_test_for_lt_reverse): Ditto.
1677 (xor<mode>3): Ditto.
1678 (ior<mode>3): Ditto.
1679 (and<mode>3): Ditto.
1680 (one_cmpl<mode>2): Ditto.
1681 (nor<mode>2): Ditto.
1682 (andc<mode>2): Ditto.
1683 (float<VEC_int<mode>2): Ditto.
1684 (unsigned_float<VEC_int><mode>2): Ditto.
1685 (fix_trunc<mode><VEC_int>2): Ditto.
1686 (fixuns_trunc<mode><VEC_int>2): Ditto.
1688 (vec_set<mode>): Ditto.
1689 (vec_extract<mode>): Ditto.
1690 (vec_interleave_highv4sf): Ditto.
1691 (vec_interleave_lowv4sf): Ditto.
1692 (vec_realign_load_<mode>): Ditto.
1693 (vec_shl_<mode>): Ditto.
1694 (vec_shr_<mode>): Ditto.
1695 (div<mode>3): New patterns for VSX.
1696 (vec_interleave_highv2df): Ditto.
1697 (vec_interleave_lowv2df): Ditto.
1698 (vec_pack_trunc_v2df): Ditto.
1699 (vec_pack_sfix_trunc_v2df): Ditto.
1700 (vec_pack_ufix_trunc_v2df): Ditto.
1701 (vec_unpacks_hi_v4sf): Ditto.
1702 (vec_unpacks_lo_v4sf): Ditto.
1703 (vec_unpacks_float_hi_v4si): Ditto.
1704 (vec_unpacks_float_lo_v4si): Ditto.
1705 (vec_unpacku_float_hi_v4si): Ditto.
1706 (vec_unpacku_float_lo_v4si): Ditto.
1707 (movmisalign<mode>): Ditto.
1708 (vector_ceil<mode>2): New patterns for vectorizing math library.
1709 (vector_floor<mode>2): Ditto.
1710 (vector_btrunc<mode>2): Ditto.
1711 (vector_copysign<mode>3): Ditto.
1713 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1714 predicate for setting the high bit in each word, used for copysign.
1716 * config/rs6000/ppc-asm.h (f19): Whitespace.
1717 (f32-f63): Define if VSX.
1718 (v0-v31): Define if Altivec.
1719 (vs0-vs63): Define if VSX.
1721 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1723 * config/rs6000/power7.md: New file, provide tuning parameters for
1726 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1727 (rs6000_cpu_cpp_builtins): Ditto.
1728 (altivec_overloaded_builtins): Ditto.
1729 (altivec_resolve_overloaded_builtin): Ditto.
1731 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1732 debug switch to disable vectorizing simple math builtin
1735 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1736 Vectorize simple math builtin functions.
1737 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1738 hook to vectorize math builtins.
1739 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1740 (rs6000_builtin_conversion): Add VSX/power7 support.
1741 (rs6000_builtin_vec_perm): Ditto.
1742 (vsplits_constant): Add support for loading up a vector constant
1743 with just the high bit set in each part.
1744 (rs6000_expand_vector_init): Add VSX/power7 support.
1745 (rs6000_expand_vector_set): Ditto.
1746 (rs6000_expand_vector_extract): Ditto.
1747 (rs6000_emit_move): Ditto.
1748 (bdesc_3arg): Ditto.
1749 (bdesc_2arg): Ditto.
1750 (bdesc_1arg): Ditto.
1751 (rs6000_expand_ternop_builtin): Ditto.
1752 (altivec_expand_builtin): Ditto.
1753 (rs6000_expand_unop_builtin): Ditto.
1754 (rs6000_init_builtins): Ditto.
1755 (altivec_init_builtins): Ditto.
1756 (builtin_function_type): Ditto.
1757 (rs6000_common_init_builtins): Ditto.
1758 (rs6000_handle_altivec_attribute); Ditto.
1759 (rs6000_mangle_type): Ditto.
1760 (rs6000_vector_mode_supported_p): Ditto.
1761 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1764 * config/rs6000/vsx.md: New file for VSX support.
1766 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1767 identifing values with just the most significant bit set.
1768 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1769 vectorized builtins.
1771 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1772 (UNSPEC_VRFIM): Delete.
1773 (splitter for loading up vector with most significant bit): New
1774 splitter for vectorizing copysign.
1775 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1776 vectorizing simple math functions.
1777 (altivec_vrfip): Add support for vectorizing simple math functions.
1778 (altivec_vrfim): Ditto.
1779 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1781 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1782 (power7.md, vsx.md): Include for power7 support.
1783 (copysigndf3): Use VSX instructions if -mvsx.
1784 (negdf2_fpr): Ditto.
1785 (absdf2_fpr): Ditto.
1786 (nabsdf2_fpr): Ditto.
1787 (adddf3_fpr): Ditto.
1788 (subdf3_fpr): Ditto.
1789 (muldf3_fpr): Ditto.
1790 (divdf3_fpr): Ditto.
1791 (fix_truncdfdi2_fpr): Ditto.
1792 (cmpdf_internal1): Ditto.
1793 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1794 (btruncdf2, btruncdf2_fpr): Ditto.
1795 (ceildf2, ceildf2_fpr): Ditto.
1796 (floordf2, floordf2_fpr): Ditto.
1797 (floatdidf2, floatdidf2_fpr): Ditto.
1798 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1799 (fmsubdf4_fpr): Ditto.
1800 (fnmadddf4_fpr_1): Ditto.
1801 (fnmadddf4_fpr_2): Ditto.
1802 (fnmsubdf4_fpr_1): Ditto.
1803 (fnmsubdf4_fpr_2): Ditto.
1804 (fixuns_truncdfdi2): Add expander for VSX support.
1805 (fix_truncdfdi2): Ditto.
1806 (fix_truncdfsi2): Ditto.
1808 (btruncsf2): Whitespace.
1809 (movdf_hardfloat32): Add support for VSX registers.
1810 (movdf_softfloat32): Ditto.
1811 (movdf_hardfloat64): Ditto.
1812 (movdf_hardfloat64_mfpgpr): Ditto.
1813 (movdf_softfloat64): Ditto.
1814 (movti splitters): Add check for vector registers supporting
1815 TImode in the future.
1816 (bpermd): Add power7 bpermd instruction.
1818 * config/rs6000/altivec.h (vec_div): Define if VSX.
1822 (vec_nearbyint): Ditto.
1825 (all predicates): Use the generic builtin function, and not the V4SF
1826 specific function so that the predicates will work with VSX's V2DF.
1830 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1831 Document new VSX functions and types.
1833 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1836 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1837 "wa", and "j" constraints. Modify "v" to talk about Altivec
1838 instead of just vector.
1840 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1843 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1844 location for phi arguments.
1845 (rewrite_update_phi_arguments): Find locations for reaching defs.
1846 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1847 Add location to add_phi_arg calls.
1848 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1849 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1850 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1851 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1852 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1853 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1854 * tree-phinodes.c (make_phi_node): Initialize location.
1855 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1856 (add_phi_arg): Add location parameter.
1857 (remove_phi_arg_num): Move location when moving phi argument.
1858 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1860 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1861 slpeel_update_phi_nodes_for_guard1,
1862 slpeel_update_phi_nodes_for_guard2,
1863 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1864 vect_loop_versioning): Set locations.
1865 * tree-parloops.c (create_phi_for_local_result,
1866 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1867 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1868 * tree-vect-loop.c (get_initial_def_for_induction,
1869 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1871 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1872 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1873 (gimple_phi_arg_set_location): New. Set locus.
1874 (gimple_phi_arg_has_location): New. Check for locus.
1875 (redirect_edge_var_map_location): New. Return locus from var_map.
1876 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1877 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1878 combining PHI arguments.
1879 (cond_store_replacement): Set location.
1880 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1881 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1882 scop_add_exit_phis_edge): Add locations.
1883 * tree-cfgcleanup.c (remove_forwarder_block,
1884 remove_forwarder_block_with_phi): Add locations.
1885 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1886 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1888 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1889 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1890 flush_pending_stmts): Add source location.
1891 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1892 stack to preserve locations.
1893 * tree-vect-stmts.c (vectorizable_load): Add location.
1894 * tree-inline.c (copy_phis_for_bb): Copy locus.
1895 (setup_one_parameter): Add call locus to inlined parameter stmts.
1896 (initialize_inlined_parameters): Pass in call location as parameter
1898 (tree_function_versioning): Pass location to setup_one_parameter.
1899 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1900 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1901 copy and edge lists.
1902 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1903 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1904 locus parameter and override the stmt default if provided.
1905 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1906 elim_graph_add_edge, elim_graph_remove_succ_edge,
1907 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1908 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1909 eliminate_phi): Add locus info in elimination graph for each edge and
1911 (insert_backedge_copies): Copy locus if present.
1912 * tree-flow.h (struct _edge_var_map): Add locus field.
1913 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1914 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1915 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1917 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1919 2009-07-30 Martin Jambor <mjambor@suse.cz>
1921 PR tree-optimization/40570
1922 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1925 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1927 * ssa-loop-manip.c: Include langhooks.h.
1928 (rewrite_phi_with_iv): New.
1929 (rewrite_all_phi_nodes_with_iv): New.
1930 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1931 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1932 * tree-parloops.c (loop_parallel_p): Move out all conditions
1933 except dependency check.
1934 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1935 (gen_parallel_loop): Call canonicalize_loop_ivs without
1936 reduction_list argument.
1937 (build_new_reduction): New.
1938 (gather_scalar_reductions): New.
1939 (try_get_loop_niter): New.
1940 (try_create_reduction_list): New.
1941 (parallleize_loops): Change the parallel conditions check.
1942 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1943 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1945 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1947 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1949 * doc/options.texi (Option properties): Mention new quoting syntax.
1951 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1953 * config/alpha/alpha.c (alpha_start_function):
1954 Handle VMS_DEBUG_MAIN_POINTER
1955 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1956 * doc/invoke.texi: Document -mdebug-main switch.
1958 2009-07-29 Richard Henderson <rth@redhat.com>
1960 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1961 (cgraph_create_edge_including_clones): Likewise.
1962 * tree-inline.c (copy_bb): Operate on the correct edges
1963 when updating the callgraph.
1965 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1967 * config/alpha/vms-cc.c: Deleted.
1968 * config/alpha/vms-ld.c: Deleted.
1969 * config/alpha/t-vms64: Moved to config/vms
1970 * config/alpha/vms-crt0-64.c: Moved to config/vms
1971 * config/alpha/vms-crt0.c: Moved to config/vms
1972 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1973 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1974 * config/alpha/xm-vms.h: Moved to config/vms
1975 * config/alpha/x-vms: Moved to config/vms
1976 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1978 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1979 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1981 * config/vms/t-vms64: Moved here from config/alpha
1982 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1983 (argc,argv,envp): Enforce 32bit malloc'ing.
1984 * config/vms/vms-psxcrt0-64.c: Likewise.
1985 * config/vms/vms-crt0.c: Moved here from config/alpha.
1986 * config/vms/vms-psxcrt0.c: Likewise.
1987 * config/vms/vms-crtl-64.h: New file.
1988 * config/vms/vms-crtl.h: New file.
1989 * config/vms/vms.opt: New file.
1990 * config/vms/xm-vms64.h: New file.
1991 * config/vms/xm-vms.h: Moved here from config/alpha.
1992 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1994 * config/vms/x-vms: Moved here from config/alpha.
1995 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1996 (vms-ld.o, vms-cc.o): Removed.
1997 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1999 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2001 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2002 correct stack (obvious VMS fix).
2004 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2006 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2007 date, version info if VMS_DEBUGGING_INFO defined.
2008 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2009 size, date calculating code moved here.
2011 2009-07-29 Paul Brook <paul@codesourcery.com>
2013 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2016 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2019 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2020 to DImode when generating insq_le insn.
2022 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2024 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2025 New macro set for VMS_DEBUGGGING_INFO.
2026 (AT_string_form): Use it.
2028 2009-07-28 DJ Delorie <dj@redhat.com>
2030 * config/mep/mep.c (vtext_section): New.
2031 (vftext_section): New.
2032 (ftext_section): New.
2033 (mep_select_section): Add support for functions.
2034 (mep_unique_section): Likewise.
2035 (mep_asm_init_sections): Likewise.
2036 (mep_encode_section_info): Remove it from here.
2038 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2040 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2042 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2043 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2045 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2047 * dwarf2out.c (output_file_names): Test new macro
2048 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2049 (add_comp_dir_attribute): Likewise.
2051 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2053 * config/i386/mingw-w64.h (LINK_SPEC): Add
2054 separating space between commands.
2056 2009-07-28 Jan Hubicka <jh@suse.cz>
2058 PR tree-optimization/40759
2059 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2062 2009-07-27 DJ Delorie <dj@redhat.com>
2064 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2065 types are dword-aligned.
2066 (mep_expand_va_start): Likewise.
2068 2009-07-27 Olivier Hainque <hainque@adacore.com>
2069 Douglas B Rupp <rupp@gnat.com>
2071 * convert.c (convert_to_pointer): Don't assume the target
2072 pointer type is POINTER_SIZE long. Fetch its precision instead.
2074 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2076 * system.h (fopen): Undefine if macro.
2078 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2080 * dwarf2out.c (output_cfi_p): Removed.
2081 (output_cfis): New function.
2082 (output_fde): New function, split from output_call_frame_info.
2083 (output_call_frame_info): Use it.
2084 (dwarf2out_switch_text_section): Use output_cfis.
2086 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2088 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2089 TARGET_BI_ARCH is specified without enabling SJLJ.
2090 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2091 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2093 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2095 * arm.md (negdi2): Use DImode if forcing a value into a register.
2097 2009-07-26 Ira Rosen <irar@il.ibm.com>
2099 PR tree-optimization/40801
2100 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2101 of vector operand from the previous copy of vector statement.
2102 Pass the correct definition type value to
2103 vect_get_vec_def_for_stmt_copy().
2105 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2107 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2108 const char ** conversion.
2110 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2112 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2113 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2114 (gcc_unreachable): Invoke __builtin_unreachable() if
2115 !ENABLE_ASSERT_CHECKING.
2117 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2119 PR rtl-optimization/40445
2120 * emit-rtl.c (next_nonnote_insn_bb): New function.
2121 * rtl.h (next_nonnote_insn_bb): Declare new function.
2122 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2123 with no successors that is the successor of the ENTRY_BLOCK.
2124 Continue from the top after removing an empty fallthrough block.
2125 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2126 of next_nonnote_insn.
2128 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2130 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2132 2009-07-25 Martin Jambor <mjambor@suse.cz>
2134 * c-common.c (c_common_attribute_table): New element for noclone.
2135 (handle_noclone_attribute): New function. Forward-declare.
2136 * tree-inline.c (tree_versionable_function_p): Check for noclone
2138 * doc/extend.texi (Labels as Values): Document need for noclone.
2139 (Function Attributes): Document noclone attribute.
2141 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2143 PR rtl-optimization/34999
2144 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2145 and dw_fde_switched_cold_to_hot fields.
2146 (output_cfi_p): New function.
2147 (output_call_frame_info): If fde->dw_fde_switched_sections,
2148 output 2 FDEs instead of one with corrupted header.
2149 (dwarf2out_do_cfi_startproc): New function.
2150 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2151 and fde->dw_fde_switched_cold_to_hot.
2152 (dwarf2out_switch_text_section): Compute
2153 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2154 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2155 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2156 Otherwise, compute fde->dw_fde_switch_cfi.
2158 2009-07-24 Cary Coutant <ccoutant@google.com>
2160 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2162 2009-07-24 Cary Coutant <ccoutant@google.com>
2164 * cfghooks.c (split_block): Copy discriminator to new block.
2165 * tree-cfg.c (assign_discriminator): Check location of last
2166 instruction in block as well as first.
2168 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/linux.c: Use fputs or putc instead of fprintf
2172 * config/i386/gas.h: Ditto.
2173 * config/i386/x86-64.h: Ditto.
2174 * config/i386/att.h: Ditto.
2176 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2178 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2181 2009-07-24 Martin Jambor <mjambor@suse.cz>
2183 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2184 (ipa_push_func_to_list_1): Declare.
2185 (ipa_push_func_to_list): New function.
2187 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2188 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2189 (ipa_push_func_to_list): Removed.
2190 (ipa_pop_func_from_list): Clear node_enqueued flag.
2192 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2194 * config/s390/s390.c (override_options): Default
2195 max-unrolled-insns to 100 for z10 tuning.
2197 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2199 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2200 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2201 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2202 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2203 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2204 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2205 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2207 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2209 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2210 use default set in mingw32.h header.
2211 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2212 64-bit /mingw/include path.
2213 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2216 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2218 PR rtl-optimization/40209
2219 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2221 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2224 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2225 with the rest of string where appropriate. Use fputs or putc
2226 instead of fprintf where appropriate.
2228 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2229 Pat Haugen <pthaugen@us.ibm.com>
2230 Revital Eres <ERES@il.ibm.com>
2232 * config/rs6000/vector.md: New file. Move most of the vector
2233 expander support here from altivec.md to allow for the VSX vector
2234 unit in the future. Add support for secondary_reload patterns.
2235 Rewrite the patterns for vector comparison, and vector comparison
2236 predicate instructions so that the RTL expresses the desired
2237 behavior, instead of using unspec.
2239 * config/rs6000/constraints.md ("f" constraint): Use
2240 rs6000_constraints to hold the precalculated register class.
2241 ("d" constraint): Ditto.
2242 ("wd" constraint): New constraint for VSX.
2243 ("wf" constraint): Ditto.
2244 ("ws" constraint): Ditto.
2245 ("wa" constraint): Ditto.
2246 ("wZ" constraint): Ditto.
2247 ("j" constraint): Ditto.
2249 * config/rs6000/predicates.md (vsx_register_operand): New
2251 (vfloat_operand): New predicate for vector.md.
2252 (vint_operand): Ditto.
2253 (vlogical_operand): Ditto.
2254 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2255 (easy_vector_constant): Add VSX support.
2256 (altivec_indexed_or_indirect_operand): New predicate for
2257 recognizing Altivec style memory references with AND -16.
2259 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2260 for vector secondary reload support.
2261 (rs6000_vector_reg_class): Delete, replacing it with
2263 (rs6000_vsx_reg_class): Ditto.
2264 (rs6000_constraints): New array to hold the register classes of
2265 each of the register constraints that can vary at runtime.
2266 (builtin_mode_to_type): New static array for builtin function type
2268 (builtin_hash_table): New static hash table for builtin function
2270 (TARGET_SECONDARY_RELOAD): Define target hook.
2271 (TARGET_IRA_COVER_CLASSES): Ditto.
2272 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2273 registers are 128 bits if VSX memory reference instructions are used.
2274 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2276 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2277 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2278 Print several of the scheduling related parameters.
2279 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2280 rs6000_constraints instead of rs6000_vector_reg_class. Move
2281 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2282 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2283 Altivec. Add VSX support. Setup for secondary reload support on
2284 Altivec/VSX registers.
2285 (rs6000_override_options): Make power7 set the scheduling groups
2286 like the power5. Add support for new debug switches to override
2287 the scheduling defaults. Temporarily disable -mcpu=power7 from
2288 setting -mvsx. Add support for debug switches -malways-hint,
2289 -msched-groups, and -malign-branch-targets.
2290 (rs6000_buitlin_conversion): Add support for returning unsigned
2291 vector conversion functions to fix regressions due to stricter
2293 (rs6000_builtin_mul_widen_even): Ditto.
2294 (rs6000_builtin_mul_widen_odd): Ditto.
2295 (rs6000_builtin_vec_perm): Ditto.
2296 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2297 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2299 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2301 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2302 VSX types for bit operations. Changes to accomidate vector.md.
2303 (bdesc_2arg): Ditto.
2304 (bdesc_1arg): Ditto.
2305 (struct builtin_description_predicates): Rewrite predicate
2306 handling so that RTL describes the operation, instead of passing
2307 the instruction to be used as a string argument.
2308 (bdesc_altivec_preds): Ditto.
2309 (altivec_expand_predicate_builtin): Ditto.
2310 (altivec_expand_builtin): Ditto.
2311 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2312 statement for vsldoi support.
2313 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2314 (altivec_expand_st_builtin): Ditto.
2315 (paired_expand_builtin): Whitespace changes.
2316 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2317 builtin_mode_to_type table for secondary reload. Call
2318 builtin_function_type to build random builtin functions.
2319 (altivec_init_builtins): Change to use builtin_function_type to
2320 create builtin function types dynamically as we need them.
2321 (builtin_hash_function): New support for hashing the tree types
2322 for builtin function as we need it, rather than trying to build
2323 all of the trees that we need. Add initial preliminary VSX support.
2324 (builtin_function_type): Ditto.
2325 (builtin_function_eq): Ditto.
2326 (builtin_hash_struct): Ditto.
2327 (rs6000_init_builtins): Ditto.
2328 (rs6000_common_init_builtins): Ditto.
2329 (altivec_init_builtins): Ditto.
2330 (rs6000_common_init_builtins): Ditto.
2331 (enum reload_reg_type): New enum for simplifing reg classes.
2332 (rs6000_reload_register_type): Simplify register classes into GPR,
2333 Vector, and other registers. Altivec and VSX addresses in reload.
2334 (rs6000_secondary_reload_inner): Ditto.
2335 (rs6000_ira_cover_classes): New target hook, that returns the
2336 appropriate cover classes, based on -mvsx being used or not.
2337 (rs6000_secondary_reload_class): Add VSX support.
2338 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2339 (get_vsel_insn): Ditto.
2340 (rs6000_emit_vector_compare): Rewrite vector conditional support
2341 so that where we can, we use RTL operators, instead of blindly use
2343 (rs6000_emit_vector_select): Ditto.
2344 (rs6000_emit_vector_cond_expr): Ditto.
2345 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2346 (create_TOC_reference): Add -mdebug=addr support.
2347 (emit_frame_save): VSX loads/stores need register indexed addressing.
2349 * config/rs6000/rs6000.md: Include vector.md.
2351 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2353 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2354 support for V2DI, V2DF in logical, permute, select operations.
2356 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2357 switch for vsx/power7.
2358 (-mvsx-scalar-memory): Ditto.
2359 (-mvsx-align-128): Ditto.
2360 (-mallow-movmisalign): Ditto.
2361 (-mallow-df-permute): Ditto.
2362 (-msched-groups): Ditto.
2363 (-malways-hint): Ditto.
2364 (-malign-branch-targets): Ditto.
2366 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2368 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2369 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2370 (rs6000_vector_reg_class): Delete.
2371 (rs6000_vsx_reg_class): Ditto.
2372 (enum rs6000_reg_class_enum): New enum for the constraints that
2373 vary based on target switches.
2374 (rs6000_constraints): New array to hold the register class for all
2375 of the register constraints that vary based on the switches used.
2376 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2377 (enum rs6000_builtins): Add unsigned varients for the builtin
2378 declarations returned by target hooks for expanding multiplies,
2379 select, and permute operations. Add VSX builtins.
2380 (enum rs6000_builtin_type_index): Add entries for VSX.
2381 (V2DI_type_node): Ditto.
2382 (V2DF_type_node): Ditto.
2383 (unsigned_V2DI_type_node): Ditto.
2384 (bool_long_type_node): Ditto.
2385 (intDI_type_internal_node): Ditto.
2386 (uintDI_type_internal_node): Ditto.
2387 (double_type_internal_node): Ditto.
2389 * config/rs6000/altivec.md (whole file): Move all expanders to
2390 vector.md from altivec.md. Rename insn matching functions to be
2392 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2393 (altivec_vcmp*): Ditto.
2394 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2395 (VM): New iterator for moves that includes the VSX types.
2396 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2397 (altivec_vperm_<mode>_uns): New, for unsigned types.
2398 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2399 (altivec_eq<mode>): Ditto.
2400 (altivec_gt<mode>): Ditto.
2401 (altivec_gtu<mode>): Ditto.
2402 (altivec_eqv4sf): Ditto.
2403 (altivec_gev4sf): Ditto.
2404 (altivec_gtv4sf): Ditto.
2405 (altivec_vcmpbfp_p): Ditto.
2407 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2409 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2412 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2416 ASM_SHORT instead of .word.
2417 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2418 instead of .word in asm template.
2420 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2423 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2424 (process_bb_node_lives): Use it.
2426 * ira.c (setup_cover_and_important_classes): Don't setup
2427 ira_important_class_nums. Add cover classes to the end of
2429 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2431 (find_reg_class_closure): Use reorder_important_classes.
2433 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2435 * config/i386/i386.c (i386_ira_cover_classes): New function.
2436 (TARGET_IRA_COVER_CLASSES): Redefine.
2438 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2439 importance of order of cover classes in the array.
2441 2009-07-22 Diego Novillo <dnovillo@google.com>
2443 * tree-pass.h (TDF_EH): Define.
2444 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2445 contains TDF_EH, print the EH region number holding GS.
2446 * tree-dump.c (dump_options): Add "eh".
2447 * doc/invoke.texi: Document it.
2449 2009-07-22 Doug Kwan <dougkwan@google.com>
2451 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2453 2009-07-22 Michael Matz <matz@suse.de>
2455 PR tree-optimization/35229
2456 PR tree-optimization/39300
2458 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2459 (inhibit_phi_insertion): New function.
2460 (insert_into_preds_of_block): Call it for REFERENCEs.
2461 (init_pre): Initialize and finalize scalar evolutions.
2462 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2464 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2467 Use CONST_VECTOR_NUNITS to determine number of elements.
2469 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2471 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2472 (U, W): Constraints are now deprecated and will be removed if we
2474 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2476 ("prefetch"): Add the stcmh instruction for prefetching.
2477 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2479 (s390_short_displacement): Return always true if compiling for
2480 machines not providing the long displacement facility.
2481 (s390_mem_constraint): Support the new constraint letter Z.
2482 (s390_check_qrst_address): New function.
2484 2009-07-21 DJ Delorie <dj@redhat.com>
2486 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2489 2009-07-21 Jason Merrill <jason@redhat.com>
2491 * c-common.c (max_tinst_depth): Increase default to 1024.
2493 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2496 (vec_unpacku_float_lo_v4si): Ditto.
2498 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2502 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2503 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2504 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2506 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2508 PR tree-optimization/40813
2509 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2512 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2514 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2515 with a NOP_EXPR if needed.
2517 2009-07-21 Paul Brook <paul@codesourcery.com>
2519 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2520 Terminate debug dump with newline.
2522 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2524 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2525 Cast "1" to unsigned HOST_WIDE_INT.
2526 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2527 deposit length to the maximum length - lsb. Extend length if
2528 HOST_BITS_PER_WIDE_INT is 32.
2530 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2532 * cgraph.h (constant_pool_htab): New function.
2533 (constant_descriptor_tree): Move from varasm.c.
2534 * varasm.c (constant_pool_htab): New function.
2535 (constant_descriptor_tree): Move to cgraph.h.
2537 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2539 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2541 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2543 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2546 2009-07-20 Xinliang David Li <davidxl@google.com>
2548 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2550 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2552 * config/mips/mips.md (move_type): Add arith.
2553 (type): Handle arith.
2554 (zero_extendsidi2): Rename this into ...
2555 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2556 (zero_extendsidi2): New expander.
2557 (*zero_extendsidi2_dext): New pattern.
2559 2009-07-20 Nick Clifton <nickc@redhat.com>
2561 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2562 to set MIPS_ABI_DEFAULT.
2563 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2565 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2567 * tree-object-size.c (addr_object_size): Handle unions with
2568 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2570 PR tree-optimization/40792
2571 * tree.c (build_function_type_skip_args): Remove bogus assert.
2573 2009-07-20 Jan Hubicka <jh@suse.cz>
2574 Martin Jambor <mjambor@suse.cz>
2576 * cgraph.h (combined_args_to_skip): New field.
2577 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2578 combined_args_to_skip and args_to_skip.
2579 * tree-inline.c (update_clone_info): New function.
2580 (tree_function_versioning): Call update_clone_info.
2581 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2583 (cgraph_materialize_all_clones): More extensive dumping, working
2584 with combined_args_to_skip rather than args_to_skip.
2586 2009-07-20 Ira Rosen <irar@il.ibm.com>
2588 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2589 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2590 (get_initial_def_for_reduction): Likewise.
2591 (vectorizable_reduction): Skip the check of first operand in case
2592 of COND_EXPR. Add check that it is outer loop vectorization if
2593 nested cycle was detected. Call vectorizable_condition() for
2594 COND_EXPR. If reduction epilogue cannot be created do not fail for
2595 nested cycles (if it is not double reduction). Assert that there
2596 is only one type in the loop in case of COND_EXPR. Call
2597 vectorizable_condition() to vectorize COND_EXPR.
2598 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2599 Add parameters. Allow nested cycles if called from
2600 vectorizable_reduction(). Use reduction vector variable if provided.
2601 (vect_analyze_stmt): Call vectorizable_reduction() before
2602 vectorizable_condition().
2603 (vect_transform_stmt): Update call to vectorizable_condition().
2605 2009-07-20 Christian Bruel <christian.bruel@st.com>
2607 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2608 * doc/invoke.texi (-mfmovd): Likewise.
2609 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2611 2009-07-20 Jan Hubicka <jh@suse.cz>
2613 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2614 when handling SSA name.
2616 2009-07-19 Jan Hubicka <jh@suse.cz>
2618 PR tree-optimization/40676
2619 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2620 virtual PHIs in empty BBs.
2622 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2624 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2625 re-expanded the compound use gen_lowpart instead to convert to the
2628 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2630 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2631 OUTER_CONST arguments.
2632 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2633 the new wider mode will be masked off.
2634 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2636 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2638 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2639 high-order bits are zero.
2641 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2643 * combine.c (simplify_shift_const_1): Split code to determine
2645 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2646 new bits shifted in are identical to the old sign bit.
2648 2009-07-18 Richard Guenther <rguenther@suse.de>
2651 * gimplify.c (gimplify_call_expr): Reject code using results from
2652 functions returning void.
2654 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2656 * doc/md.texi: Document the new PowerPC "es" constraint.
2657 Document that "m" can include automodified addresses on this target,
2658 and explain how %U must be used. Extend the "Q" and "Z" documentation
2659 to suggest "es" as well as "m".
2660 * config/rs6000/constraints.md (es): New memory constraint.
2661 (Q, Z): Update strings to match new documentation.
2663 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2665 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2666 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2667 * config/rs6000/predicates.md (volatile_mem_operand): Use
2668 offsettable_nonstrict_memref_p.
2669 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2670 (*floatunssidf2_internal): Likewise.
2671 (*fix_truncdfsi2_internal): Likewise.
2672 (*fix_trunctfsi2_internal): Likewise.
2674 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2676 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2678 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2680 2009-07-17 Richard Guenther <rguenther@suse.de>
2683 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2684 (pass_warn_unused_result): Likewise.
2685 (TODO_set_props): Remove.
2686 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2688 (pass_diagnose_omp_blocks): Define.
2689 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2690 (c_gimple_diagnostics_recursively): Remove.
2691 (finish_function): Do not call it.
2692 (c_write_global_declarations): Continue after errors.
2693 Finalize the CU here.
2694 * c-gimplify.c (c_genericize): Do not gimplify here.
2695 * c-common.c (c_warn_unused_result): Move ...
2696 * tree-cfg.c (do_warn_unused_result): ... here.
2697 (run_warn_unused_result): New function.
2698 (gate_warn_unused_result): New function.
2699 (pass_warn_unused_result): New pass.
2700 * c-common.h (c_warn_unused_result): Remove.
2701 * flags.h (flag_warn_unused_result): Declare.
2702 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2703 * opts.c (flag_warn_unused_result): Initialize to false.
2704 * toplev.c (compile_file): Add comment.
2705 * omp-low.c (create_omp_child_function): Do not register
2706 the function with the frontend.
2707 (diagnose_omp_structured_block_errors): Prepare to be
2708 called as optimization pass.
2709 (gate_diagnose_omp_blocks): New function.
2710 (pass_diagnose_omp_blocks): New pass.
2711 * cgraph.h (cgraph_optimize): Remove.
2712 (cgraph_analyze_function): Likewise.
2713 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2714 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2715 before their parents here.
2716 (cgraph_finalize_function): Not here.
2717 (cgraph_analyze_function): Gimplify functions here.
2718 (cgraph_finalize_compilation_unit): Continue after errors.
2719 Optimize the callgraph from here.
2720 (cgraph_optimize): Make static.
2721 * langhooks.c (write_global_declarations): Finalize the CU.
2722 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2723 (gimplify_function_tree): Assert we gimplify only once.
2724 Set PROP_gimple_any property.
2725 * tree-nested.c (gimplify_all_functions): New function.
2726 (lower_nested_functions): Gimplify all nested functions.
2727 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2728 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2729 and pass_diagnose_omp_blocks after gimplification. Do not
2730 set TODO_set_props on all_lowering_passes.
2731 (execute_one_pass): Do not handle TODO_set_props.
2732 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2733 (gimplify.o): Add tree-pass.h dependency.
2734 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2735 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2736 (unsave_r): Likewise.
2737 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2740 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2742 * doc/service.texi (Service): Restore previously removed link,
2743 which isn't broken after all.
2745 2009-07-17 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/40321
2748 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2749 PHI nodes to the maximal set.
2750 (make_values_for_phi): Add PHI arguments to the maximal set.
2751 (execute_pre): Dump PHI_GEN and the maximal set.
2753 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2756 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2759 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2761 * doc/extend.texi (Nested Functions): Replace broken link with
2763 * doc/service.texi (Service): Remove broken link.
2765 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2768 * builtins.c (expand_builtin_memcmp): Use loc instead of
2769 EXPR_LOCATION (exp).
2770 (expand_builtin_strncmp): Likewise.
2772 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2773 Manuel López-Ibáñez <manu@gcc.gnu.org>
2776 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2777 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2778 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2779 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2780 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2781 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2782 tree-inline.c, c-common.c, c-common.h, gimple.c,
2783 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2784 convert.c: Add location argument to fold_{unary,binary,ternary},
2785 fold_build[123], build_call_expr, build_size_arg,
2786 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2787 fold_build1_initializer, fold_build2_initializer,
2788 fold_build3_initializer, fold_build_call_array,
2789 fold_build_call_array_initializer, fold_single_bit_test,
2790 omit_one_operand, omit_two_operands, invert_truthvalue,
2791 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2792 combine_comparisons, fold_builtin_*, fold_call_expr,
2793 build_range_check, maybe_fold_offset_to_address, round_up,
2796 2009-07-16 Jason Merrill <jason@redhat.com>
2799 * c-common.c (c_common_reswords): Add __is_standard_layout
2801 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2802 * doc/implement-cxx.texi: New.
2803 * doc/gcc.texi: Include it.
2805 2009-07-16 DJ Delorie <dj@redhat.com>
2807 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2808 compares that may be indirectly affected by previous instructions.
2810 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2812 * builtins.c (do_mpc_arg2): New.
2813 (fold_builtin_2): Fold builtin cpow.
2814 * real.h (HAVE_mpc_pow): New.
2816 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2818 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2819 comparison to skip unprofitable schedule
2821 2009-07-16 Simon Baldwin <simonb@google.com>
2823 * gcc.c (option_map): New flag -no-canonical-prefixes.
2824 * (display_help): Print help text for new flag.
2825 * (process_command): Move options translation and language specifics
2826 and handle new flag early. Use it to set a function pointer to a
2827 prefix builder. Replace make_relative_prefix calls with calls to
2828 the function pointed to. Ignore new flag in regular options handling.
2829 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2831 2009-07-15 DJ Delorie <dj@redhat.com>
2833 * config/mep/mep.md (sibcall_internal): Change register to avoid
2835 (sibcall_value_internal): Likewise.
2837 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2839 PR rtl-optimization/40710
2840 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2842 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2844 * config/mips/mips.md (*extenddi_truncate<mode>,
2845 *extendsi_truncate<mode>): Change type attribute to move_type
2846 with shift_shift. Split out code handling exts from here ...
2847 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2849 (*extendhi_truncateqi): Change type attribute to move_type with
2850 shift_shift. Split out code handling exts from here ...
2851 (*extendhi_truncateqi_exts): ... to this new pattern.
2853 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2856 instead of "and" with inverted sign bit mask value. Use
2857 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2858 Allocate registers only for operand 4 and operand 5.
2860 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2863 * fold-const.c (fold_cond_expr_with_comparison): When folding
2864 < and <= to MIN, make sure the MIN uses the same type as the
2865 comparison's operands.
2867 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2869 * arm.md (ior_xor): New code iterator.
2870 (split for ior/xor with shift and zero-extend): New split pattern.
2871 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2873 2009-07-15 Richard Guenther <rguenther@suse.de>
2875 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2878 2009-07-15 Richard Guenther <rguenther@suse.de>
2881 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2883 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2885 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2886 handle 2.6.30 kernel.
2888 2009-07-15 DJ Delorie <dj@redhat.com>
2890 * config/mep/mep.md (sibcall_internal): Change register to allow
2891 for 24-bit addresses.
2892 (sibcall_value_internal): Likewise.
2894 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2896 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2897 that are enabled/disabled by the flags introduced by a previous patch.
2899 2009-07-14 DJ Delorie <dj@redhat.com>
2901 * config/mep/mep.md (sibcall_internal): Include non-toggling
2903 (sibcall_value_internal): Likewise.
2905 2009-07-14 Taras Glek <tglek@mozilla.com>
2906 Rafael Espindola <espindola@google.com>
2908 * doc/sourcebuild.texi: Document install-plugin target.
2909 * configure.ac: Added install-plugin target to language makefiles.
2910 * configure: Regenerate.
2911 * Makefile.in: (install-plugin): Install more headers,
2912 depend on lang.install-plugin.
2914 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2916 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2919 2009-07-14 DJ Delorie <dj@redhat.com>
2921 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2922 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2923 * config/mep/mep.md (sibcall_internal): Change test from
2924 mep_vliw_mode_match to mep_vliw_jmp_match.
2925 (sibcall_value_internal): Likewise.
2927 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/sse.md (copysign<mode>3): New expander.
2930 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2931 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2932 Use ix86_build_const_vector.
2933 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2934 IX86_BUILTIN_CPYSGNPD.
2935 (builtin_description): Add __builtin_ia32_copysignps and
2936 __builtin_ia32_copysignpd.
2937 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2938 and BUILT_IN_COPYSIGNF.
2940 2009-07-13 Jason Merrill <jason@redhat.com>
2942 * builtins.c (can_trust_pointer_alignment): New fn.
2943 (get_pointer_alignment): Factor it out from here.
2944 * tree.h: Declare it.
2946 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2951 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2955 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2957 2009-07-14 Richard Guenther <rguenther@suse.de>
2958 Andrey Belevantsev <abel@ispras.ru>
2961 * cfgexpand.c (partition_stack_vars): Do not bother to update
2962 alias information when not optimizing.
2964 2009-07-14 Richard Guenther <rguenther@suse.de>
2965 Andrey Belevantsev <abel@ispras.ru>
2967 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2968 (pt_solution_set): Likewise.
2969 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2970 * tree-ssa-structalias.c (pt_solution_set): New function.
2971 * final.c (rest_of_clean_state): Free SSA data structures.
2972 * print-rtl.c (print_decl_name): Remove.
2973 (print_mem_expr): Implement in terms of print_generic_expr.
2974 * alias.c (ao_ref_from_mem): New function.
2975 (rtx_refs_may_alias_p): Likewise.
2976 (true_dependence): Query alias-export info.
2977 (canon_true_dependence): Likewise.
2978 (write_dependence_p): Likewise.
2979 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2981 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2982 (mem_expr_equal_p): Use operand_equal_p.
2983 (set_mem_attributes_minus_bitpos): Do not use
2984 component_ref_for_mem_expr.
2985 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2986 (update_alias_info_with_stack_vars): Likewise.
2987 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2988 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2989 explicitly nor clear stmt operands.
2990 Free the decl-to-pointer map.
2991 * tree-optimize.c (execute_free_datastructures): Do not free
2992 SSA data structures here.
2993 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2994 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2995 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2997 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2999 2009-07-13 DJ Delorie <dj@redhat.com>
3001 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3002 unrolling at the right iteration count.
3004 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3007 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3009 * haifa-sched.c (rank_for_schedule): Introduced flags to
3010 enable/disable individual scheduling heuristics.
3011 * common.opt: Introduced flags to enable/disable individual
3012 heuristics in the scheduler.
3013 * doc/invoke.texi: Introduced flags to enable/disable individual
3014 heuristics in the scheduler.
3016 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3018 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3019 config/i386/mingw-tls.c.
3020 * config/i386/mingw-tls.c: Removed.
3022 2009-07-13 Ira Rosen <irar@il.ibm.com>
3024 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3025 checks access only relevant statements.
3026 (vectorizable_reduction): Likewise.
3028 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3030 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3031 just for 32-bit case.
3033 2009-07-12 Jan Hubicka <jh@suse.cz>
3035 PR tree-optimization/40585
3036 * except.c (expand_resx_expr): When there already is resume
3037 instruction, produce linked list.
3038 (build_post_landing_pads): Assert that resume is empty.
3039 (connect_post_landing_pads): Handle resume lists.
3040 (dump_eh_tree): Dump resume list.
3042 2009-07-12 Ira Rosen <irar@il.ibm.com>
3044 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3045 with additional argument.
3046 * tree-vectorizer.h (enum vect_def_type): Add
3047 vect_double_reduction_def.
3048 (vect_is_simple_reduction): Add argument.
3049 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3051 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3052 vect_is_simple_reduction with additional argument.
3053 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3055 (reduction_code_for_scalar_code): Handle additional codes by
3056 returning ERROR_MARK for them. Fix comment and indentation.
3057 (vect_is_simple_reduction): Fix comment, add argument to specify
3058 double reduction. Detect double reduction.
3059 (get_initial_def_for_induction): Fix indentation.
3060 (get_initial_def_for_reduction): Fix comment and indentation.
3061 Handle double reduction. Create initial definitions that do not
3062 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3063 (vect_create_epilog_for_reduction): Fix comment, add argument to
3064 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3065 epilogue result extraction. Create double reduction phi node and
3066 replace relevant uses.
3067 (vectorizable_reduction): Call vect_is_simple_reduction with
3068 additional argument. Fix indentation. Update epilogue code treatment
3069 according to the changes in reduction_code_for_scalar_code. Check
3070 for double reduction. Call vect_create_epilog_for_reduction with
3071 additional argument.
3072 * tree-vect-stmts.c (process_use): Handle double reduction, update
3074 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3075 (vect_get_vec_def_for_operand): Likewise.
3077 2009-07-12 Danny Smith <dansmister@gmail.com>
3079 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3080 dllexport if !TREE_PUBLIC.
3081 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3083 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3086 (avr_extra_arch_macro) Remove declatation.
3087 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3088 (avr_extra_arch_macro) Declare as static.
3089 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3091 2009-07-11 Jan Hubicka <jh@suse.cz>
3094 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3096 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3099 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3100 cold_in_std_section bits.
3101 (dwarf2out_begin_prologue): Initialize them.
3102 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3103 if already covered by text_section or cold_text_section range.
3105 PR rtl-optimization/40667
3106 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3107 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3108 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3109 * config/i386/i386.c (ix86_minimum_alignment): New function.
3110 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3111 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3112 * emit-rtl.c (gen_reg_rtx): Likewise.
3113 * function.c (assign_parms): Likewise. If nominal_type needs
3114 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3115 rather than passed_type's alignment.
3118 * function.c (assign_parm_setup_stack): Adjust
3119 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3120 from nominal_mode on big endian.
3122 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3124 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3126 2009-07-10 DJ Delorie <dj@redhat.com>
3128 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3130 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3132 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3134 (thumb2_cbnz): Likewise.
3136 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3139 * config.gcc (supported_defaults): Add synci.
3140 (with_synci): Add validation.
3141 (all_defaults): Add synci.
3142 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3145 * config/mips/mips.opt (msynci): New option.
3146 * config/mips/mips.c (mips_override_options): Warn on use of
3147 -msynci for targets that do now support it.
3148 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3150 * gcc/doc/invoke.texi (-msynci): Document the new option.
3151 * doc/install.texi (--with-synci): Document the new option.
3153 2009-07-10 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/40496
3156 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3157 the PHI result with a compatible type.
3159 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3163 * c.opt (Wunused-result): New.
3164 * doc/invoke.texi: Document it.
3165 * c-common.c (c_warn_unused_result): Use it.
3167 2009-07-09 DJ Delorie <dj@redhat.com>
3169 * targhooks.c (default_target_can_inline_p): Rename from
3170 default_target_option_can_inline_p.
3171 * targhooks.h (default_target_can_inline_p): Likewise.
3172 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3173 TARGET_OPTION_CAN_INLINE_P.
3174 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3175 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3176 (mep_target_can_inline_p): Rename from
3177 mep_target_option_can_inline_p.
3180 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3181 registers used to pass vectors.
3183 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3185 2009-07-09 Tom Tromey <tromey@redhat.com>
3187 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3188 * config/mmix/mmix.c: Include dwarf2.h.
3189 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3190 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3191 * config/sh/sh.c: Include dwarf2.h.
3192 * config/i386/i386.c: Include dwarf2.h.
3193 * Makefile.in (DWARF2_H): Remove 'elf'.
3194 * except.c: Include dwarf2.h.
3195 * unwind-dw2.c: Include dwarf2.h.
3196 * dwarf2out.c: Include dwarf2.h.
3197 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3198 * unwind-dw2-fde.c: Include dwarf2.h.
3199 * dwarf2asm.c: Include dwarf2.h.
3201 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3203 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3204 (max_issue): Use it.
3205 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3207 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3208 (region_sched_info): Update.
3209 * sched-ebb.c (ebb_sched_info): Update.
3210 * modulo-sched.c (sms_sched_info): Update.
3211 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3213 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3215 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3217 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3219 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3221 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3224 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3225 arg1 with arg01 if arg1 is already INTEGER_CST.
3227 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3229 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3230 Transform (and (truncate)) into (truncate (and)).
3232 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3234 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3235 creating LHS paradoxical subregs. Fix surrounding returns to
3236 use NULL_RTX rather than 0.
3238 2009-07-08 DJ Delorie <dj@redhat.com>
3240 * config/mep/mep.c: (mep_option_can_inline_p): New.
3241 (TARGET_OPTION_CAN_INLINE_P): Define.
3243 2009-07-08 Mark Wielaard <mjw@redhat.com>
3246 * dwarf2out.c (add_data_member_location_attribute): When we have
3247 only a constant offset don't emit a new location description using
3248 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3251 2009-07-08 Richard Henderson <rth@redhat.com>
3254 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3255 (enum reg_class): Add CLOBBERED_REGS.
3256 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3257 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3258 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3259 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3260 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3261 force 64-bit sibcalls into R11.
3262 * config/i386/constraints.md (U): New constraint.
3263 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3264 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3265 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3267 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3269 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3271 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3272 * ebitmap.h (dump_ebitmap): Ditto.
3273 * optabs.h (optab_libfunc): Ditto.
3274 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3275 * tree-flow.h (vect_can_force_dr_alignment_p,
3276 get_vectype_for_scalar_type): Ditto.
3277 (vectorize_loops): Move prototype to ...
3278 * tree-vectorizer.h: ... here. Also, adjust comment.
3279 (vect_set_verbosity_level): Remove duplicate prototype.
3280 * tree-ssa-loop.c: Include tree-vectorizer.h.
3281 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3283 2009-07-08 Nick Clifton <nickc@redhat.com>
3285 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3288 2009-07-08 DJ Delorie <dj@redhat.com>
3290 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3291 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3292 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3294 * config/mep/intrinsics.md: Regenerated.
3295 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3296 registers when asm() or calls are detected.
3298 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3301 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3303 * gimple (gimple_build_call_from_tree): Likewise.
3304 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3305 no_warning flag before warning.
3307 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3309 * tree.c (set_expr_locus): Remove.
3310 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3311 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3313 * gimplify.c (internal_get_tmp_var): Likewise.
3314 (gimplify_call_expr): Likewise.
3315 (gimplify_one_sizepos): Likewise.
3317 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3320 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3321 to variables for debugging purposes.
3323 2009-06-23 Mark Loeser <mark@halcy0n.com>
3326 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3328 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3330 * pretty-print.c (pp_base_format): Remove %J.
3331 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3332 gcc_cxxdiag_char_table): Likewise.
3333 (init_dynamic_diag_info): Likewise.
3335 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3337 * pretty-print.c (pp_base_format): Remove %H.
3338 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3339 gcc_cxxdiag_char_table): Likewise.
3340 (init_dynamic_diag_info): Likewise.
3341 * config/mep/mep.c (mep_select_section): Likewise.
3343 2009-07-07 Duncan Sands <baldrick@free.fr>
3345 * final.c (pass_clean_state): Give the pass a name.
3346 * passes.c (pass_rest_of_compilation): Likewise.
3347 * tree-optimize.c (pass_all_optimizations): Likewise.
3349 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3352 an extra 'decl' for error_at.
3354 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3357 * tree-tailcall.c (adjust_return_value_with_ops,
3358 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3359 if it has complex or vector type.
3361 2009-07-07 Olivier Hainque <hainque@adacore.com>
3363 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3366 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3368 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3370 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3373 * c-decl.c: Likewise.
3374 * function.c: Likewise.
3375 * varasm.c: Likewise.
3376 * tree-ssa.c: Likewise.
3377 * c-common.c: Likewise.
3378 * tree-cfg.c: Likewise.
3379 * config/spu/spu.c: Likewise.
3380 * config/ia64/ia64.c: Likewise.
3381 * config/v850/v850.c: Likewise.
3383 2009-07-06 DJ Delorie <dj@redhat.com>
3385 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3386 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3387 unspecified accesses to control registers.
3388 * config/mep/intrinsics.md: Regenerate.
3389 * config/mep/intrinsics.h: Regenerate.
3390 * config/mep/mep-intrin.h: Regenerate.
3392 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3394 * c-lex.c: Replace %H by an explicit location. Update all calls.
3395 * c-common.c: Likewise.
3396 * c-decl.c: Likewise.
3397 * c-typeck.c: Likewise.
3398 * fold-const.c: Likewise.
3399 * gimplify.c: Likewise.
3401 * tree-cfg.c: Likewise.
3402 * tree-ssa-loop-niter.c: Likewise.
3403 * tree-vrp.c: Likewise.
3404 * value-prof.c: Likewise.
3406 2009-07-06 Diego Novillo <dnovillo@google.com>
3408 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3409 if it has one. Handle cases where VAR does not have an
3410 annotation or cfun is NULL.
3412 2009-07-06 Diego Novillo <dnovillo@google.com>
3414 * tree.c: Include debug.h.
3415 (initialize_tree_contains_struct): New.
3416 (init_ttree): Call it.
3417 (tree_node_structure_for_code): Factor out of ...
3418 (tree_node_structure): ... here.
3419 * treestruct.def (TS_PHI_NODE): Remove.
3420 (TS_GIMPLE_STATEMENT): Remove.
3422 2009-07-06 Diego Novillo <dnovillo@google.com>
3424 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3425 (debug_tree_chain): Handle cycles.
3427 2009-07-06 Nick Clifton <nickc@redhat.com>
3428 DJ Delorie <dj@redhat.com>
3430 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3431 __FMOVD_ENABLED__ is defined.
3433 (TARGET_FMOVD): Provide a default definition.
3434 (MASK_FMOVD): Likewise.
3435 (TARGET_CPU_CPP_BUILTINS): Define
3436 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3437 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3438 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3439 (split for DF load from memory into register): Also handle
3440 MEMs which consist of REG+DISP addressing.
3441 (split for DF store from register to memory): Likewise.
3442 (movsf_ie): Always use single fp_mode.
3443 * config/sh/sh.c (sh_override_options): Do not automatically
3444 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3445 that to the -mfmovd command line switch.
3446 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3447 (fldi_ok): Always allow.
3448 * config/sh/sh.opt (mfmovd): Remove this switch.
3449 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3451 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3452 Kaz Kojima <kkojima@gcc.gnu.org>
3454 PR rtl-optimization/30807
3455 * postreload.c (reload_combine): For every new use of REG_SUM,
3456 record the use of BASE.
3458 2009-07-06 Jan Hubicka <jh@suse.cz>
3460 * params.def: Revert my accidental commit at 2009-06-30.
3462 2009-07-04 Ian Lance Taylor <iant@google.com>
3465 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3467 (mingw_format_attribute_overrides): Likewise.
3469 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3472 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3473 don't check cfa.reg. Instead of cfa.indirect use
3474 fde && fde->drap_reg != INVALID_REGNUM test.
3476 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3478 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3480 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3483 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3485 2009-07-03 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/40640
3488 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3491 2009-07-03 Jan Hubicka <jh@suse.cz>
3493 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3494 for size, reduce amount of inlining.
3496 2009-07-03 Richard Guenther <rguenther@suse.de>
3499 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3500 if t +- x is known to not overflow and the conversion widens the
3502 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3504 2009-07-03 Jan Hubicka <jh@suse.cz>
3506 * ipa-pure-const.c (analyze): Update loop optimizer init.
3507 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3508 try_remove_empty_loop, remove_empty_loops): Remove.
3509 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3510 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3511 to mark regular loops as neccesary.
3512 (degenerate_phi_p): New function.
3513 (propagate_necessity, remove_dead_phis): Use it.
3514 (forward_edge_to_pdom): Likewise.
3515 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3516 virtual PHI nodes that became unreachable.
3517 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3518 * tree-flow.h (remove_empty_loops): Remove.
3519 * passes.c (init_optimization_passes): Remove.
3521 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3524 can_create_pseudo_p.
3525 (*fix_trunc<mode>_i387_1): Ditto.
3526 (*floathi<mode>2_1): Ditto.
3527 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3528 (*fistdi2_1): Ditto.
3529 (*fist<mode>2_1): Ditto.
3530 (frndintxf2_floor): Ditto.
3531 (*fist<mode>2_floor_1): Ditto.
3532 (frndintxf2_ceil): Ditto.
3533 (*fist<mode>2_ceil_1): Ditto.
3534 (frndintxf2_trunc): Ditto.
3535 (frndintxf2_mask_pm): Ditto.
3536 (fxam<mode>2_i387_with_temp): Ditto.
3537 * config/i386/sse.md (mulv16qi3): Ditto.
3538 (*sse2_mulv4si3): Ditto.
3540 (sse4_2_pcmpestr): Ditto.
3541 (sse4_2_pcmpistr): Ditto.
3543 2009-07-03 Jan Hubicka <jh@suse.cz>
3545 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3546 (mark_stmt_necessary): Set it.
3547 (mark_operand_necessary): Set it.
3548 (mark_control_dependent_edges_necessary): Set it.
3549 (mark_virtual_phi_result_for_renaming): New function.
3550 (get_live_post_dom): New function.
3551 (forward_edge_to_pdom): New function.
3552 (remove_dead_stmt): Fix handling of control dependences.
3553 (tree_dce_init): Init new bitmap.
3554 (tree_dce_done): Free it.
3556 2009-07-02 Richard Guenther <rguenther@suse.de>
3559 * tree-ssa-structalias.c (new_var_info): Initialize
3562 2009-07-02 Jan Hubicka <jh@suse.cz>
3564 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3567 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3569 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3570 instead of recomputing it. Adjust calls.
3571 (emit_store_flag): Adjust recursive calls.
3573 2009-07-02 Richard Guenther <rguenther@suse.de>
3575 * tree-ssa-live.c (remove_unused_locals): Do not remove
3577 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3578 of DECL_EXTERNAL for HEAP variables.
3579 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3580 HEAP variables. Do not adjust RESTRICT vars.
3581 (find_what_var_points_to): Nobody cares if something
3584 2009-07-02 Ben Elliston <bje@au.ibm.com>
3586 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3587 pc_low and pc_high declarations to the top of the function.
3589 2009-07-01 DJ Delorie <dj@redhat.com>
3591 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3593 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3594 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3595 unspecified accesses to control registers.
3596 * config/mep/intrinsics.md: Regenerate.
3597 * config/mep/intrinsics.h: Regenerate.
3598 * config/mep/mep-intrin.h: Regenerate.
3600 2009-07-01 Anthony Green <green@moxielogic.com>
3602 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3603 instruction when possible.
3604 (moxie_expand_prologue): Ditto. Also, save an instruction and
3605 some complexity by popping off of $r12 instead of $sp.
3606 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3609 2009-07-01 Richard Henderson <rth@redhat.com>
3612 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3613 contained no insns, reposition note before last insn.
3615 2009-07-01 Richard Henderson <rth@redhat.com>
3618 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3619 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3621 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3624 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3625 darwin9 for printing reg addresses with %y.
3627 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3629 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3630 truncation from operands in binary operations.
3632 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3635 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3636 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3637 subreg of op0 to the original op0.
3639 * expmed.c (store_bit_field_1): Use a temporary as the destination
3640 instead of a paradoxical subreg when we need to truncate the result.
3642 2009-07-01 DJ Delorie <dj@redhat.com>
3644 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3645 names to VLIW variants.
3646 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3647 * config/mep/intrinsics.md: Regenerate.
3648 * config/mep/intrinsics.h: Regenerate.
3649 * config/mep/mep-intrin.h: Regenerate.
3651 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3654 * jump.c (returnjump_p): Revert last patch.
3655 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3657 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3660 * pa.md (casesi32p): Use jump table label to determine the offset
3662 (casesi64p): Likewise.
3664 * pa.c (forward_branch_p): Return bool type. Use instruction
3665 addresses when available. Assert that INSN has a jump label.
3666 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3669 2009-07-01 Richard Guenther <rguenther@suse.de>
3671 PR tree-optimization/19831
3672 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3673 that only act as barriers do not make any previous stores necessary.
3674 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3675 HEAP variables global, do not add a constraint from nonlocal.
3676 (find_func_aliases): Handle escapes through return statements.
3677 (compute_points_to_sets): Make escaped HEAP variables global.
3679 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3682 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3683 after reducing a DImode cstore to SImode.
3685 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3687 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3688 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3690 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3692 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3693 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3695 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3696 and umod_optab if TARGET_BSD_DIVMOD.
3697 * config/vax/lib1funcs.asm: New file.
3698 * config/vax/t-linux: New file.
3699 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3701 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3704 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3705 to type arguments that have void type.
3708 * dwarf2out.c (gen_formal_parameter_die): Call
3709 equate_decl_number_to_die if node is different from origin.
3711 2009-06-30 Anthony Green <green@moxielogic.com>
3713 Clean up moxie port for --enable-build-with-cxx.
3714 * config/moxie/moxie.c (moxie_function_value): First two
3715 parameters are const_tree, not tree.
3716 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3717 (REG_CLASS_NAMES): Ditto.
3718 (REGNO_REG_CLASS): Ditto.
3719 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3720 (moxie_function_value): Fix constyness of arguments.
3722 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3724 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3725 finalize_size_functions before further processing.
3726 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3727 (variable_size): Call self_referential_size on size expressions
3728 that contain a PLACEHOLDER_EXPR.
3729 (size_functions): New static variable.
3730 (copy_self_referential_tree_r): New static function.
3731 (self_referential_size): Likewise.
3732 (finalize_size_functions): New global function.
3733 * tree.c: Include tree-inline.h.
3734 (push_without_duplicates): New static function.
3735 (find_placeholder_in_expr): New global function.
3736 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3738 <tcc_expression>: Likewise.
3739 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3740 the call in the expression.
3741 * tree.h (finalize_size_functions): Declare.
3742 (find_placeholder_in_expr): Likewise.
3743 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3744 (substitute_placeholder_in_expr): Update comment.
3745 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3747 (copy_tree_body_r): Likewise.
3748 (copy_tree_body): New static function.
3749 (maybe_inline_call_in_expr): New global function.
3750 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3751 (maybe_inline_call_in_expr): Declare.
3752 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3753 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3756 2009-06-30 Richard Guenther <rguenther@suse.de>
3758 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3760 (propagate_necessity): Do not mark reaching defs of stores
3763 2009-06-30 Jan Hubicka <jh@suse.cz>
3765 * cfgloopanal.c (check_irred): Move into ...
3766 (mark_irreducible_loops): ... here; return true if ireducible
3768 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3769 (analyze_function): Try to prove loop finiteness.
3770 * cfgloop.h (mark_irreducible_loops): Update prototype.
3771 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3773 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3775 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3777 2009-06-30 Ira Rosen <irar@il.ibm.com>
3779 PR tree-optimization/40542
3780 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3783 2009-06-30 Martin Jambor <mjambor@suse.cz>
3785 PR tree-optimization/40582
3786 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3787 than useless_type_conversion_p.
3788 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3791 2009-06-30 Martin Jambor <mjambor@suse.cz>
3794 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3796 2009-06-30 Richard Guenther <rguenther@suse.de>
3798 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3799 use ao_ref references.
3800 (walk_aliased_vdefs): Likewise.
3801 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3802 * tree-ssa-dce.c (struct ref_data): Remove.
3803 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3804 (mark_aliased_reaching_defs_necessary): Adjust.
3805 (mark_all_reaching_defs_necessary_1): Likewise.
3807 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3810 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3811 (emit_store_flag_1): Extract from emit_store_flag, adjust
3812 calls to (what now is) emit_cstore.
3813 (emit_store_flag): Call emit_store_flag_1 and also use it
3814 for what used to be recursive calls.
3816 2009-06-30 Wei Guozhi <carrot@google.com>
3819 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3820 if the target bb post dominates from bb.
3821 * config/i386/i386.c (memory_address_length): Check existence of base
3822 register before using it.
3824 2009-06-30 Nick Clifton <nickc@redhat.com>
3825 DJ Delorie <dj@redhat.com>
3827 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3828 __FMOVD_ENABLED__ is defined.
3830 (TARGET_FMOVD): Provide a default definition.
3831 (MASK_FMOVD): Likewise.
3832 (TARGET_CPU_CPP_BUILTINS): Define
3833 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3834 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3835 two fmov instructions depending upon whether TARGET_FMOVD is
3837 (split for DF load from memory into register): Also handle
3838 MEMs which consist of REG+DISP addressing.
3839 (split for DF store from register to memory): Likewise.
3840 * config/sh/sh.opt (mfmovd): Remove this switch.
3841 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3842 * config/sh/sh.c (sh_override_options): Do not automatically
3843 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3844 that to the -mfmovd command line switch.
3846 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3848 (fldi_ok): Always allow.
3849 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3851 2009-06-29 DJ Delorie <dj@redhat.com>
3853 * doc/install.texi (mep-x-elf): Correct chip's full name.
3855 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3857 * doc/extend.texi: Fix typo.
3859 2009-06-29 Tom Tromey <tromey@redhat.com>
3862 * Makefile.in (DWARF2_H): New variable.
3864 (dwarf2out.o): Likewise.
3865 (dwarf2asm.o): Likewise.
3866 * config/i386/t-i386: Use DWARF2_H.
3867 * except.c: Include elf/dwarf2.h.
3868 * unwind-dw2.c: Include elf/dwarf2.h.
3869 * dwarf2out.c: Include elf/dwarf2.h.
3870 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3871 <dtprel>: New field.
3872 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3873 (size_of_loc_descr): Likewise.
3874 (output_loc_operands_raw): Likewise.
3875 (output_loc_operands): Handle new dtprel field.
3876 (loc_checksum): Update.
3877 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3878 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3879 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3880 * dwarf2asm.c: Include elf/dwarf2.h.
3881 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3882 * config/mmix/mmix.c: Include elf/dwarf2.h.
3883 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3884 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3885 * config/sh/sh.c: Include elf/dwarf2.h.
3886 * config/i386/i386.c: Include elf/dwarf2.h.
3888 2009-06-29 DJ Delorie <dj@redhat.com>
3890 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3892 * doc/extend.texi: Add MeP attributes and pragmas.
3893 * doc/invoke.text: Add MeP Options.
3894 * doc/contrib.texi: Add MeP contribution.
3895 * doc/md.texi: Add MeP constraints.
3896 * doc/install.texi: Add MeP target.
3898 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3900 * target.h (struct gcc_target): Add frame_pointer_required field.
3901 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3902 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3903 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3905 * reload1.c (update_eliminables): (Ditto.).
3906 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3907 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3908 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3910 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3912 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3913 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3914 (arm_frame_pointer_required): New function.
3916 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3917 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3918 (avr_frame_pointer_required_p): Declare as static.
3919 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3921 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3922 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3923 (bfin_frame_pointer_required): Make as static, change return type
3925 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3927 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3928 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3929 (cris_frame_pointer_required): New function.
3931 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3933 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3934 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3935 (fr30_frame_pointer_required): New function.
3937 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3938 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3939 (frv_frame_pointer_required): Make as static, change return type
3941 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3943 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3944 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3945 (ix86_frame_pointer_required): Make as static, change return type to
3947 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3949 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3950 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3952 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3954 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3956 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3958 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3959 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3960 (mips_frame_pointer_required): Make as static.
3961 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3963 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3964 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3965 (mmix_frame_pointer_required): Mew function.
3967 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3968 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3970 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3972 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3974 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3976 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3977 (CAN_ELIMINATE): Redefine.
3978 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3979 (sparc_frame_pointer_required): New function.
3980 (sparc_can_eliminate): New function.
3981 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3983 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3984 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3986 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3987 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3988 (xtensa_frame_pointer_required): Make as static, change return type
3990 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3993 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3995 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3996 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3997 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3998 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3999 (register_callback): Handle PLUGIN_START_UNIT.
4000 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4002 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4004 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4006 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4007 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4009 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4011 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4014 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4016 * doc/extend.texi (Additional Floating Types): __float128 is also
4017 supported on i386 targets.
4019 2009-06-29 Richard Guenther <rguenther@suse.de>
4022 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4024 (pt_solutions_same_restrict_base): Declare.
4025 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4027 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4028 (make_constraint_from, make_copy_constraint): Move earlier.
4029 (make_constraint_from_heapvar): New function.
4030 (make_constraint_from_restrict): Likewise.
4031 (handle_lhs_call): Use it.
4032 (find_func_aliases): Use it to track conversions to restrict
4034 (struct fieldoff): Add only_restrict_pointers flag.
4035 (push_fields_onto_fieldstack): Initialize it.
4036 (create_variable_info_for): Track global restrict qualified pointers.
4037 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4038 Track restrict qualified pointer arguments.
4039 (set_uids_in_ptset): Use varinfo is_global_var flag.
4040 (find_what_var_points_to): Set the vars_contains_restrict flag.
4041 Always create the points-to solution for sets including restrict tags.
4042 (pt_solutions_same_restrict_base): New function.
4043 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4044 qualified pointers use pt_solutions_same_restrict_base as
4045 additional source for disambiguation.
4047 2009-06-29 Richard Guenther <rguenther@suse.de>
4050 * alias.c (find_base_decl): Remove.
4051 (get_deref_alias_set_1): Remove restrict handling.
4052 * c-common.c (c_apply_type_quals_to_decl): Do not set
4053 DECL_POINTER_ALIAS_SET.
4054 * gimplify.c (find_single_pointer_decl_1): Remove.
4055 (find_single_pointer_decl): Likewise.
4056 (internal_get_tmp_var): Remove restrict handling.
4057 (gimple_regimplify_operands): Likewise.
4058 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4059 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4060 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4061 * tree.c (restrict_base_for_decl): Remove.
4062 (init_ttree): Do not allocate it.
4063 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4064 LABEL_DECL_UID for label decls.
4065 (copy_node_stat): Do not copy restrict information.
4066 (decl_restrict_base_lookup): Remove.
4067 (decl_restrict_base_insert): Likewise.
4068 (print_restrict_base_statistics): Likewise.
4069 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4070 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4071 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4072 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4073 (LABEL_DECL_UID): Adjust.
4074 (DECL_BASED_ON_RESTRICT_P): Remove.
4075 (DECL_GET_RESTRICT_BASE): Likewise.
4076 (SET_DECL_RESTRICT_BASE): Likewise.
4077 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4079 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4080 instead of DECL_POINTER_ALIAS_SET.
4081 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4082 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4083 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4085 2009-06-29 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/40579
4088 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4089 the IL to simplify has constants that overflowed.
4091 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4093 PR tree-optimization/40550
4094 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4095 vector_compute_type only when the size of vector_compute_type is
4096 less than the size of type.
4098 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4100 * fold-const.c (contains_label_1): Fix comments.
4101 (contains_label_p): Do not walk trees multiple time.
4103 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4105 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4106 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4107 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4108 ix86_fp_comparison_operator.
4109 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4110 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4111 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4112 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4113 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4114 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4115 (related splits): Change predicate to ix86_fp_comparison_operator.
4116 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4117 instead of ix86_fp_comparison_codes.
4118 (ix86_trivial_fp_comparison_operator,
4119 ix86_fp_comparison_operator): New.
4120 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4121 (ix86_expand_compare): Eliminate last two parameters.
4122 (ix86_fp_jump_nontrivial_p): Kill.
4123 * config/i386/i386.c (put_condition_code): Eliminate call to
4124 ix86_fp_comparison_codes and subsequent assertion.
4125 (ix86_fp_comparison_codes): Eliminate.
4126 (ix86_fp_swap_condition): New.
4127 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4128 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4129 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4130 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4131 and ix86_fp_swap_condition.
4132 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4133 Use ix86_fp_comparison_strategy.
4134 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4135 (ix86_fp_jump_nontrivial_p): Eliminate.
4136 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4137 call to ix86_expand_compare.
4138 (ix86_split_fp_branch, ix86_expand_setcc,
4139 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4140 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4142 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4144 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4145 related to jump_clobbers.
4146 * config/arm/arm.md (conds): Remove jump_clob case.
4147 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4148 splits): Change comparison_operator to arm_comparison_operator.
4149 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4152 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4154 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4155 condition for floating point modes.
4156 * expmed.c (emit_store_flag_1): Move here a bigger part
4158 (emit_store_flag): Try swapping the condition for floating point
4160 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4162 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4164 * expr.c (expand_expr_real_1): Just use do_store_flag.
4165 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4166 emit_store_flag_force.
4167 * expmed.c (emit_store_flag_force): Copy here trick
4168 previously in expand_expr_real_1. Try reversing the comparison.
4169 (emit_store_flag_1): Work if target is NULL.
4170 (emit_store_flag): Work if target is NULL, using the result mode
4171 from the comparison. Use split_comparison, restructure final part
4172 to simplify conditionals.
4174 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4176 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4177 * dojump.c (do_jump): Change handling of floating-point
4178 ops to use just do_compare_and_jump.
4179 (split_comparison): New.
4180 (do_compare_rtx_and_jump): Add here logic coming previously
4181 in do_jump, using split_comparison.
4183 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4188 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4190 * tree-ssa-alias.c: Fix unintentional commit.
4192 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4194 * passes.c (execute_one_pass): Fix unintentional commit.
4196 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4198 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4199 (df_rd_local_compute, df_md_local_compute): Inline them.
4201 (df_md_scratch): New.
4202 (df_md_alloc, df_md_free): Allocate/free it.
4203 (df_md_local_compute): Only include live registers in init.
4204 (df_md_transfer_function): Prune the in-set computed by
4205 the confluence function, and the gen-set too.
4207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4209 PR rtl-optimization/26854
4210 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4211 * df-problems.c (df_rd_add_problem): Fix comment.
4212 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4213 df_md_simulate_artificial_defs_at_top,
4214 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4215 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4216 df_md_transfer_function, df_md_init, df_md_confluence_0,
4217 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4218 problem_MD, df_md_add_problem): New.
4219 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4220 df_md_get_bb_info): New.
4221 (DF_LAST_PROBLEM_PLUS1): Adjust.
4223 * Makefile.in (fwprop.o): Include domwalk.h.
4224 * fwprop.c: Include domwalk.h.
4225 (reg_defs, reg_defs_stack): New.
4226 (bitmap_only_bit_between): Remove.
4227 (process_defs): New.
4228 (process_uses): Use reg_defs and local_md instead of
4229 bitmap_only_bit_between and local_rd.
4230 (single_def_use_enter_block): New, from build_single_def_use_links.
4231 (single_def_use_leave_block): New.
4232 (build_single_def_use_links): Remove code moved to
4233 single_def_use_enter_block, invoke domwalk.
4234 (use_killed_between): Adjust comment.
4236 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4238 * bitmap.h (bitmap_ior_and_into): New.
4239 * bitmap.c (bitmap_ior_and_into): New.
4241 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4243 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4244 before_dom_children_before_stmts and after_dom_children_after_stmts.
4245 Rename the two remaining callbacks to just before_dom_children and
4246 after_dom_children. Remove other GIMPLE statement walking bits.
4247 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4248 * graphite.c: Do not include domwalk.h.
4249 * tree-into-ssa.c (interesting_blocks): New global.
4250 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4251 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4252 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4253 now that they're not domwalk callbacks.
4254 (rewrite_initialize_block): Rename to...
4255 (rewrite_enter_block): ... this, place after called functions. Test
4256 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4257 (rewrite_finalize_block): Rename to...
4258 (rewrite_leave_block): ... this, place after called functions.
4259 (rewrite_update_init_block): Rename to...
4260 (rewrite_update_enter_block): ... this, place after called functions.
4261 Test interesting_blocks, call rewrite_update_stmt and
4262 rewrite_update_phi_arguments.
4263 (rewrite_update_fini_block): Rename to...
4264 (rewrite_leave_block): ... this, place after called functions.
4265 (rewrite_blocks): Remove last argument, simplify initialization of
4267 (mark_def_sites_initialize_block): Rename to...
4268 (mark_def_sites_block): ... this, call mark_def_sites.
4269 (mark_def_sites_blocks): Remove argument, simplify initialization of
4271 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4272 (update_ssa): Likewise.
4273 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4275 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4276 (dom_opt_initialize_block): Rename to...
4277 (dom_opt_enter_block): ... this, place after called functions. Walk
4278 statements here, inline propagate_to_outgoing_edges.
4279 (dom_opt_finalize_block): Rename to...
4280 (dom_opt_leave_block): ... this, place after called functions.
4281 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4283 (dse_enter_block, dse_record_phi): New.
4284 (dse_record_phis): Delete.
4285 (dse_finalize_block): Rename to...
4286 (dse_leave_block): ... this.
4287 (tree_ssa_dse): Simplify initialization of walk_data.
4288 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4289 Adjust initialization of walk_data.
4290 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4291 * tree-ssa-loop-phiopt.c (get_non_trapping):
4292 Adjust initialization of walk_data.
4293 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4294 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4295 it's not a domwalk callback.
4296 (uncprop_initialize_block): Rename to...
4297 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4298 (dse_finalize_block): Rename to...
4299 (dse_leave_block): ... this.
4300 (tree_ssa_uncprop): Simplify initialization of walk_data.
4301 * Makefile.in: Adjust dependencies.
4303 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4305 * arm.md (casesi): Fix test for Thumb1.
4306 (thumb1_casesi_internal_pic): Likewise.
4307 (thumb1_casesi_dispatch): Likewise.
4309 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4311 * config/arm/arm-cores.def: Added core cortex-m0.
4312 * config/arm/arm-tune.md: Regenerated.
4313 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4315 2009-06-26 DJ Delorie <dj@redhat.com>
4317 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4319 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4320 the scheduler doesn't tag jump insns.
4322 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4324 * c-decl.c (merge_decls): Re-indent.
4326 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4329 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4330 Special-case decimal float constants.
4332 2009-06-26 Richard Henderson <rth@redhat.com>
4334 * function.h (struct function): Add cannot_be_copied_reason,
4335 and cannot_be_copied_set.
4336 * tree-inline.c (has_label_address_in_static_1): Rename from
4337 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4338 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4339 don't set inline_forbidden_reason.
4340 (copy_forbidden): New function, split out of inline_forbidden_p.
4341 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4342 (inline_forbidden_p): Use copy_forbidden.
4343 (tree_versionable_function_p): Likewise.
4344 (inlinable_function_p): Merge into tree_inlinable_function_p.
4345 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4346 * ipa-cp.c (ipcp_versionable_function_p): New function.
4347 (ipcp_cloning_candidate_p): Use it.
4348 (ipcp_node_modifiable_p): Likewise.
4350 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4352 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4353 that is marked not to be inlined. Remove flag_mudflap use.
4354 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4355 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4357 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4360 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4361 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4363 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4365 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4367 (__mingwthr_remove_key_dtor): Likewise.
4369 2009-06-26 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4373 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4376 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4377 try the non-cond_exec path also.
4379 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4382 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4383 (output_cbranch): Use new functions.
4384 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4387 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4388 Pat Haugen <pthaugen@us.ibm.com>
4389 Revital Eres <ERES@il.ibm.com>
4391 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4392 for %c error. Add %x support to print VSX registers as a unified
4393 register set, instead of separate float and altivec registers.
4394 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4395 %y case, and add support for VSX pre-modify addresses.
4396 (output_toc): Add assert for CONST containing an integer constant
4398 (rs6000_adjust_cost): Add POWER7 support.
4399 (insn_must_be_first_in_group): Ditto.
4400 (insn_must_be_last_in_group): Ditto.
4401 (rs6000_emit_popcount): Ditto.
4402 (rs6000_vector_mode_supported_p): Ditto.
4404 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4405 Change some of the functions called by macros to being called
4406 through a pointer, so debug functions can be inserted if
4407 -mdebug=addr or -mdebug=cost.
4408 (rs6000_preferred_reload_class_ptr): Ditto.
4409 (rs6000_secondary_reload_class_ptr): Ditto.
4410 (rs6000_secondary_memory_needed_ptr): Ditto.
4411 (rs6000_cannot_change_mode_class_ptr): Ditto.
4412 (rs6000_secondary_reload_inner): Ditto.
4413 (rs6000_legitimize_reload_address): Ditto.
4414 (rs6000_legitimize_reload_address_ptr): Ditto.
4415 (rs6000_mode_dependent_address): Ditto.
4416 (rs6000_mode_dependent_address_ptr): Ditto.
4418 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4419 function to return true if the mode allows reg + integer
4421 (virtual_stack_registers_memory_p): New function to return true if
4422 the address refers to a virtual stack register.
4423 (rs6000_legitimate_offset_address_p): Move code to say whether a
4424 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4426 (rs6000_legitimate_address_p): Add checks for modes that only can
4427 do reg+reg addressing. Start adding VSX support.
4428 (rs6000_legitimize_reload_address): Ditto.
4429 (rs6000_legitimize_address): Ditto.
4430 (rs6000_debug_legitimate_address_p): New debug functions for
4431 -mdebug=addr and -mdebug=cost.
4432 (rs6000_debug_rtx_costs): Ditto.
4433 (rs6000_debug_address_costs): Ditto.
4434 (rs6000_debug_adjust_cost): Ditto.
4435 (rs6000_debug_legitimize_address): Ditto.
4436 (rs6000_legitimize_reload_address_ptr): Point to call normal
4437 function or debug function. Make functions called via pointer
4439 (rs6000_mode_dependent_address_ptr): Ditto.
4440 (rs6000_secondary_reload_class_ptr): Ditto.
4441 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4442 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4443 into a friendlier error.
4444 (rs6000_init_builtins): Add initial VSX support.
4445 (rs6000_adjust_cost): Fix some spacing issues.
4447 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4448 (REG_CLASS_NAMES): Ditto.
4449 (REG_CLASS_CONTENTS): Ditto.
4450 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4451 pointer, to add -mdebug=addr support.
4452 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4453 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4454 -mdebug=addr support.
4455 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4456 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4457 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4459 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4461 (bswapsi*): Set attribute types for load/store. Add combiner
4462 patterns to eliminate zero extend on 64-bit.
4463 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4464 stdbrx if the hardware supports those instructions.
4466 2009-06-25 Ian Lance Taylor <iant@google.com>
4468 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4469 (Link Options): Document -static-libstdc++.
4471 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4474 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4475 DATA_ALIGNMENT instead.
4477 2009-06-25 Richard Guenther <rguenther@suse.de>
4479 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4480 indirect references against the callused/escaped solutions.
4481 (call_may_clobber_ref_p_1): Likewise.
4483 2009-06-25 Martin Jambor <mjambor@suse.cz>
4485 PR tree-optimization/40493
4486 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4487 (enum unscalarized_data_handling): New type.
4488 (handle_unscalarized_data_in_subtree): Return what has been done.
4489 (load_assign_lhs_subreplacements): Handle left flushes differently.
4490 (sra_modify_assign): Use unscalarized_data_handling, simplified
4491 condition determining whether to remove the statement.
4493 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4495 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4496 excerpt - @ should be doubled for texinfo.
4498 2009-06-24 Ian Lance Taylor <iant@google.com>
4500 * config/arc/arc.c: Include "df.h".
4501 (arc_attribute_table): Make static. Move higher in file.
4502 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4503 (output_shift): Initialize n later to avoid warning.
4504 * config/arm/arm.c (arm_attribute_table): Make static. Move
4506 * config/avr/avr.c (avr_attribute_table): Make static. Move
4508 (reg_class_tab): Change array type from int to enum reg_class.
4509 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4511 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4512 (lshrhi3_out): Likewise.
4513 (class_likely_spilled_p): Change return type to bool.
4514 (avr_rtx_costs): Use local code variable with enum type.
4515 * config/avr/avr.md (movmemhi): Use add_reg_note.
4516 (andhi3, andsi3): Don't use AS2 with "and".
4517 (iorhi3, iorsi3): Don't use AS2 with "or".
4518 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4519 * config/crx/crx.c: Include "df.h".
4520 (crx_attribute_table): Make static.
4521 * config/m32r/m32r.c: Include "df.h".
4522 (m32r_attribute_table): Make static. Move higher in file.
4523 (pop): Use add_reg_note.
4524 (block_move_call): Change 0 to LCT_NORMAL in function call.
4525 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4526 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4527 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4528 declare, not just when TREE_CODE is defined.
4529 * config/m68hc11/m68hc11.c: Include "expr.h".
4530 (m68hc11_attribute_table): Make static. Move higher in file.
4531 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4533 (m68hc11_register_indirect_p): Likewise.
4534 (m68hc11_function_arg_padding): Change return type to enum
4536 (emit_move_after_reload): Use add_reg_note.
4537 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4538 (m68hc11_split_logical): Likewise.
4539 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4541 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4542 to VOIDmode in function call.
4543 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4545 (m68hc11_split_logical): Update declaration.
4546 (m68hc11_function_arg_padding): Update declaration.
4547 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4548 to array of enum reg_class.
4549 (mcore_attribute_table): Make static. Move higher in file.
4550 (mcore_rtx_costs): Add cast to enum type.
4551 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4552 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4553 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4555 * config/sh/predicates.md (trapping_target_operand): Rename and to
4557 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4559 * config/spu/spu.c (spu_attribute_table): Make static. Move
4561 * config/v850/v850.c (v850_attribute_table): Make static. Move
4563 (v850_rtx_costs): Use local code with enum type.
4564 (expand_epilogue): Add cast.
4565 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4567 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4570 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4571 -m2a-single-only and -m2a-nofpu.
4572 * config/sh/sh.opt: Document m2a generates FPU code.
4574 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4576 * defaults.h (CAN_ELIMINATE): Provide default.
4577 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4578 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4579 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4580 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4581 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4582 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4583 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4584 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4585 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4586 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4588 2009-06-24 DJ Delorie <dj@redhat.com>
4590 * mep-ext-cop.cpu: Fix copyright notice.
4591 * mep-default: Fix copyright notice.
4592 * mep-core: Fix copyright notice.
4593 * mep: Fix copyright notice.
4594 * mep-ivc2: Fix copyright notice.
4595 * mep-c5: Fix copyright notice.
4597 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4599 * doc/contrib.texi (Contributors):
4601 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4604 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4605 src and dst operands if necessary.
4607 2009-06-23 DJ Delorie <dj@redhat.com>
4610 * config.gcc: Add mep support.
4611 * recog.c: Resurrect validate_replace_rtx_subexp().
4612 * recog.h: Likewise.
4613 * config/mep/: Add new port:
4614 * config/mep/constraints.md: New file.
4615 * config/mep/default.h: New file.
4616 * config/mep/intrinsics.h: New file.
4617 * config/mep/intrinsics.md: New file.
4618 * config/mep/ivc2-template.h: New file.
4619 * config/mep/mep-c5.cpu: New file.
4620 * config/mep/mep-core.cpu: New file.
4621 * config/mep/mep-default.cpu: New file.
4622 * config/mep/mep-ext-cop.cpu: New file.
4623 * config/mep/mep-intrin.h: New file.
4624 * config/mep/mep-ivc2.cpu: New file.
4625 * config/mep/mep-lib1.asm: New file.
4626 * config/mep/mep-lib2.c: New file.
4627 * config/mep/mep-pragma.c: New file.
4628 * config/mep/mep-protos.h: New file.
4629 * config/mep/mep-tramp.c: New file.
4630 * config/mep/mep.c: New file.
4631 * config/mep/mep.cpu: New file.
4632 * config/mep/mep.h: New file.
4633 * config/mep/mep.md: New file.
4634 * config/mep/mep.opt: New file.
4635 * config/mep/predicates.md: New file.
4636 * config/mep/t-mep: New file.
4638 2009-06-23 Ian Lance Taylor <iant@google.com>
4640 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4641 from loose_warn into c_loose_warn and from strict_warn into
4642 c_strict_warn. Set and substitute warn_cxxflags. Check for
4643 --enable-build-with-cxx. Set and substitute
4644 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4645 * Makefile.in (CXXFLAGS): New variable.
4646 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4647 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4648 the default is the same as $(STRICT_WARN).
4649 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4650 (CXX): New variable.
4651 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4652 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4653 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4654 (HOST_LIBS): New variable.
4655 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4656 (ALL_CXXFLAGS): New variable.
4657 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4658 * doc/install.texi (Configuration): Document
4659 --enable-build-with-cxx, --with-stage1-ldflags,
4660 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4661 * configure: Rebuild.
4663 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4665 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4666 from previous commit.
4668 2009-06-23 Ian Lance Taylor <iant@google.com>
4670 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4672 2009-06-23 Ian Lance Taylor <iant@google.com>
4674 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4675 with ATTRIBUTE_UNUSED.
4677 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4678 Pat Haugen <pthaugen@us.ibm.com>
4679 Revital Eres <eres@il.ibm.com>
4681 * config.in (HAVE_AS_POPCNTD): Add default definition.
4682 (HAVE_AS_LWSYNC): Ditto.
4684 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4686 (gcc_cv_as_powerpc_cmpb): Ditto.
4687 (gcc_cv_as_powerpc_dfp): Ditto.
4688 (gcc_cv_as_powerpc_vsx): Ditto.
4689 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4690 supporting the popcntd/lwsync instructions.
4691 (gcc_cv_as_powerpc_lwsync): Ditto.
4692 * configure: Regenerate.
4694 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4695 -mcpu=native and -mcpu=power7.
4696 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4698 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4699 a variable instead of a mask to reduce the number of mask bits.
4700 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4701 (-mbit-word): Ditto.
4702 (-mregnames): Ditto.
4703 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4704 (-mfused-madd): Ditto.
4706 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4708 (-mvsx): New switch for VSX instructions.
4709 (-misel): Move from a variable to a mask to allow it to be set by
4712 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4713 function declaration to an array declaration.
4714 (rs6000_hard_regno_nregs): New external array declaration.
4716 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4717 files included by rs6000.md.
4719 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4720 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4722 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4724 (rs6000_debug_reg): New -mdebug= variables.
4725 (rs6000_debug_addr): Ditto.
4726 (rs6000_debug_cost): Ditto.
4727 (rs6000_pmode): New variable to hold Pmode.
4728 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4729 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4730 calculated at compiler start.
4731 (rs6000_hard_regno_nregs): Change function to an array which holds
4732 HARD_REGNO_NREGS calculated at compiler start.
4733 (rs6000_explicit_options): Delete isel field.
4734 (rs6000_vector_unit): New array to hold which vector unit
4735 supports arithmetic options for a given type.
4736 (rs6000_vector_mem): New array to hold which vector unit supports
4737 memory reference operations for a given type.
4738 (rs6000_vector_align): New array to given the alignment of each
4740 (power7_cost): New basic costs for power7.
4741 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4742 (rs6000_hard_regno_nregs_internal): New function, moved from
4743 HARD_REGNO_NREGS, to calculate the number of registers each hard
4744 register takes for each type.
4745 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4746 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4747 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4748 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4749 unit information here so it is calculated once at compiler startup
4751 (rs6000_override_options): Make -misel a target mask. Add more
4752 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4753 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4755 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4756 (rs6000_handle_option): Move -misel from variable to target mask.
4757 (rs6000_builtin_mask_for_load): Add VSX support.
4758 (rs6000_conditional_register_usage): Ditto.
4759 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4760 (function_arg_boundary): Ditto.
4761 (rs6000_expand_builtin): Ditto.
4762 (def_builtin): Make abort message a little friendlier.
4763 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4765 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4766 assembler support the popcntd instruction instead of a vsx
4767 instruction to enable power7 support.
4768 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4769 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4770 option to the assembler if -mcpu=native.
4771 (ASM_CPU_NATIVE_SPEC): Ditto.
4772 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4774 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4775 the lwsync instruction.
4776 (enum processor_type): Add PROCESSOR_POWER7.
4777 (rs6000_debug_reg): New -mdebug= options.
4778 (rs6000_debug_addr): Ditto.
4779 (rs6000_debug_cost): Ditto.
4780 (rs6000_isel): Delete.
4781 (enum rs6000_vector): New enum to say what vector unit we have.
4782 (VECTOR_UNIT_*): New macros to say which vector unit has
4783 arithmetic operations for a given type.
4784 (VECTOR_MEM_*): New macros to say which vector unit has memory
4785 operations for a given type.
4786 (TARGET_LDBRX): Whether the machine supports the ldbrx
4788 (TARGET_ISEL): Delete, -misel moved to be a mask.
4789 (TARGET_ISEL64): New macro for 64-bit isel support.
4790 (UNITS_PER_VSX_WORD): New macro.
4791 (POINTER_SIZE): Move to be an external variable, rather than
4792 calculating whether we are generating 32 ot 64-bit code.
4794 (STACK_BOUNDARY): Add VSX support.
4795 (LOCAL_ALIGNMENT): Ditto.
4796 (SLOW_UNALIGNED_ACCESS): Ditto.
4797 (VSX_REGNO_P): New macro for VSX support.
4798 (VFLOAT_REGNO_P): Ditto.
4799 (VINT_REGNO_P): Ditto.
4800 (VLOGICAL_REGNO_P): Ditto.
4801 (VSX_VECTOR_MODE): Ditto.
4802 (VSX_SCALAR_MODE): Ditto.
4804 (VSX_MOVE_MODE): Ditto.
4805 (VSX_REG_CLASS_P): Ditto.
4806 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4808 (UNITS_PER_SIMD_WORD): Add VSX support.
4809 (MODES_TIEABLE_P): Ditto.
4810 (STARTING_FRAME_OFFSET): Ditto.
4811 (STACK_DYNAMIC_OFFSET): Ditto.
4812 (EPILOGUE_USES): Ditto.
4813 (REGNO_REG_CLASS): Move to array lookup.
4814 (CLASS_MAX_NREGS): Ditto.
4815 (rs6000_vector_reg_class): Add declaration.
4816 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4817 overlap with the floating point and Altivec registers.
4819 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4821 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4822 give the appropriate asm switches if -mcpu=native.
4823 (host_detect_local_cpu): Add support for "asm".
4824 (host_detect_local_cpu): Follow GNU code guidelines for name.
4826 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4827 -mbit-word to a variable instead of being a target mask.
4829 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4830 emit the lwsync instruction instead of emitting the instruction as
4831 an integer constant.
4833 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4834 fixuns_trundfsi2, move expander into rs6000.md.
4836 * config/rs6000/rs6000.md (cpu): Add power7.
4837 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4838 (logical predicate patterns): Change the single instruction
4839 primitives that set CR0 to be fast_compare instead of compare.
4841 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4842 (popcntddi2): Ditto.
4843 (popcount<mode>): Ditto.
4844 (floating multiply/add insns): Name the floating point
4846 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4847 (isel_unsigned_<mode>): Ditto.
4848 (fixuns_trundfsi2): Move expander here from spe.md.
4849 (smindi3): Define if we have -misel on 64-bit systems.
4854 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4856 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4858 * config/avr/avr.c (avr_current_device): New variable.
4859 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4860 (avr_arch, mcu_type_s): Move to avr.h.
4861 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4862 default_data_section_start fields.
4863 (avr_arch): Moved from avr.c.
4864 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4865 library_name fields.
4866 (avr_current_device, avr_mcu_types, avr_arch_types,
4867 avr_device_to_arch, avr_device_to_data_start,
4868 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4869 (EXTRA_SPEC_FUNCTIONS): Define.
4870 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4871 options mapping. Use device_to_arch and device_to_data_start insted.
4872 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4873 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4874 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4875 * config/avr/driver-avr.c: New file.
4876 * config/avr/avr-devices.c: New file.
4878 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4880 * var-tracking.c (unshare_variable): Force initialized to
4881 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4882 (set_variable_part): Likewise.
4883 (struct variable_union_info): Remove pos_src field.
4884 (vui_vec, vui_allocated): New variables.
4885 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4886 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4887 == 1 use a simpler sorting algorithm. Compute pos field right
4888 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4889 Avoid quadratic comparison if !flag_var_tracking_uninit.
4890 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4891 unshare_variable unconditionally.
4892 (dataflow_set_different_2): Removed.
4893 (dataflow_set_different): Don't traverse second hash table.
4894 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4895 unconditionally to var_reg_set or var_mem_set.
4896 (emit_notes_in_bb): Likewise.
4897 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4899 (emit_note_insn_var_location): Don't set initialized to
4900 VAR_INIT_STATUS_INITIALIZED early.
4901 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4903 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4905 * tree-object-size.c (addr_object_size): Instead of checking
4906 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4907 are no FIELD_DECLs following it.
4909 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4911 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4912 order to match bswaps with signed source operands.
4914 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4916 * sdbout.c (sdbout_one_type): Fix braces in switch.
4918 2009-06-23 Richard Guenther <rguenther@suse.de>
4920 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4922 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4923 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4924 var_callused, callused_tree, var_storedanything, storedanything_tree,
4925 var_integer, integer_tree): Remove global variables.
4926 (new_var_info): Do not pass new id, append the new var to the
4927 global variable vector.
4928 (do_ds_constraint): Use is_global_var member of the variable-info.
4929 (new_scalar_tmp_constraint_exp): Adjust.
4930 (create_function_info_for): Likewise.
4931 (create_variable_info_for): Likewise.
4932 (find_what_var_points_to): Remove dead code.
4933 (init_base_vars): Simplify.
4934 (compute_points_to_sets): Adjust.
4936 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4938 * combine.c (try_combine): Dump information about the insns we're
4941 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4943 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4944 check when calling force_to_mode on TRUNCATE's operand.
4946 2009-06-22 Ian Lance Taylor <iant@google.com>
4948 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4950 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4952 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4954 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4956 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4957 override library linkage flags such as -static-libgcc or
4960 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4962 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4964 2009-06-22 Ian Lance Taylor <iant@google.com>
4966 * config/linux.opt: Put mglibc ahead of muclibc.
4968 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4969 for duplicate decls.
4971 2009-06-22 Matthias Klose <doko@ubuntu.com>
4973 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4975 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4978 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4979 instead of NULL if a parser error occurs.
4981 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4983 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4984 non-DWARF2_DEBUGGING_INFO version.
4986 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4988 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4989 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4991 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4992 (LIBGCC2_TF_CEXT): Define.
4995 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4998 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5000 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5002 * config/arm/arm.c (arm_override_options): Disable
5003 -mcaller-super-interworking and -mcallee-super-interworking.
5004 * doc/invoke.texi (ARM Options): Document this.
5006 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5008 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5009 * config/arm/constraints.md (j): New constraint for movw operands.
5010 (N): Remove thumb2 meaning.
5011 * config/arm/arm.md (*arm_movw): Delete.
5012 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5013 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5014 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5016 2009-06-22 Martin Jambor <mjambor@suse.cz>
5018 PR tree-optimization/40492
5019 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5020 build_ref_for_offset.
5022 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5024 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5025 JUMP_TABLE_DATA_P predicates where applicable.
5026 * auto-inc-dec.c: Ditto.
5027 * builtins.c: Ditto.
5028 * caller-save.c: Ditto.
5030 * cfgcleanup.c: Ditto.
5031 * cfglayout.c: Ditto.
5034 * combine-stack-adj.c: Ditto.
5040 * dwarf2asm.c: Ditto.
5041 * dwarf2out.c: Ditto.
5042 * emit-rtl.c: Ditto.
5048 * function.c: Ditto.
5051 * genpreds.c: Ditto.
5052 * genrecog.c: Ditto.
5054 * ira-costs.c: Ditto.
5055 * ira-lives.c: Ditto.
5058 * lower-subreg.c: Ditto.
5059 * modulo-sched.c: Ditto.
5061 * postreload.c: Ditto.
5062 * print-rtl.c: Ditto.
5071 * sched-vis.c: Ditto.
5073 * sel-sched-ir.c: Ditto.
5074 * simplify-rtx.c: Ditto.
5075 * targhooks.c: Ditto.
5076 * var-tracking.c: Ditto.
5077 * vmsdbgout.c: Ditto.
5079 2009-06-22 Matthias Klose <doko@ubuntu.com>
5081 * Makefile.in (install-plugin): Always use DESTDIR.
5083 2009-06-22 Olivier Hainque <hainque@adacore.com>
5085 * config/pa/pa.c (output_call): Don't optimize post call jumps
5086 into return address adjustments if the call may throw.
5088 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5090 * arm.c (thumb1_output_casesi): New function.
5091 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5092 optimizing for size or PIC.
5093 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5094 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5095 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5096 (thumb1_casesi_internal_pic): New expand rule.
5097 (thumb1_casesi_dispatch): New pattern.
5098 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5100 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5101 in the text seciton when PIC or optimizing for size.
5102 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5103 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5104 preservation properties of code.
5105 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5106 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5107 (__gnu_thumb1_case_si): New function.
5108 * t-arm (LIB1ASMSRC): Define here.
5109 (LIB1ASMFUNCS): Add some common functions.
5110 * t-arm-elf (LIB1ASMSRC): Delete.
5111 (LIB1ASMFUNCS): Append to existing set.
5112 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5113 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5114 * t-symbian (LIB1ASMFUNCS): Likewise.
5115 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5116 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5118 2009-06-21 Richard Guenther <rguenther@suse.de>
5120 PR tree-optimization/38729
5121 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5122 to loops with a single exit if -fno-expensive-optimizations.
5124 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5126 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5127 (dataflow_set): Change vars type from htab_t to shared_hash.
5128 (shared_hash_pool, empty_shared_hash): New variables.
5129 (vars_clear): Removed.
5130 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5131 shared_hash_find_slot_unshare, shared_hash_find_slot,
5132 shared_hash_find_slot_noinsert, shared_hash_find): New
5134 (shared_hash_unshare, shared_hash_destroy): New functions.
5135 (unshare_variable): Unshare set->vars if shared, use
5137 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5138 (get_init_value, find_src_set_src, dump_dataflow_set,
5139 clobber_variable_part, emit_notes_for_differences): Use
5141 (dataflow_set_init): Remove second argument, set vars to
5142 empty_shared_hash instead of creating a new htab.
5143 (dataflow_set_clear): Call shared_hash_destroy and set vars
5144 to empty_shared_hash instead of calling vars_clear.
5145 (dataflow_set_copy): Don't call vars_copy, instead just share
5146 the src htab with dst.
5147 (variable_union): Use shared_hash_*, use initially NO_INSERT
5148 lookup if set->vars is shared. Don't keep slot cleared before
5149 calling unshare_variable. Unshare set->vars if needed.
5150 Even ->refcount == 1 vars must be unshared if set->vars is shared
5151 and var needs to be modified.
5152 (variable_canonicalize): New function.
5153 (dataflow_set_union): If dst->vars is empty, just share src->vars
5154 with dst->vars and traverse with variable_canonicalize to canonicalize
5155 and unshare what is needed.
5156 (dataflow_set_different): If old_set and new_set use the same shared
5157 htab, they aren't different. If number of htab elements is different,
5158 htabs are different. Use shared_hash_*.
5159 (dataflow_set_destroy): Call shared_hash_destroy instead of
5161 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5162 second argument to dataflow_set_init.
5163 (vt_initialize): Likewise. Initialize shared_hash_pool and
5164 empty_shared_hash, move bb in/out initialization afterwards.
5165 Use variable_htab_free instead of NULL as changed_variables del hook.
5166 (variable_was_changed): Change type of second argument to pointer to
5167 dataflow_set. When inserting var into changed_variables, bump
5168 refcount. Unshare set->vars if set is shared htab and slot needs to
5170 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5171 lookup if set->vars is shared. Unshare set->vars if needed.
5172 Even ->refcount == 1 vars must be unshared if set->vars is shared
5173 and var needs to be modified. Adjust variable_was_changed caller.
5174 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5175 vars must be unshared if set->vars is shared and var needs to be
5176 modified. Adjust variable_was_changed caller.
5177 (emit_note_insn_var_location): Don't pool_free var.
5178 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5180 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5181 free_alloc_pool on shared_hash_pool.
5183 2009-06-20 Anthony Green <green@moxielogic.com>
5185 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5186 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5188 2009-06-20 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa-structalias.c (find_func_aliases): For memset use
5191 a constraint from NULL if we memset to zero.
5192 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5193 we explicitly handle that do not read from memory.
5194 (call_may_clobber_ref_p_1): Properly handle builtins that may
5197 2009-06-20 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/40495
5200 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5201 (new_scalar_tmp_constraint_exp): New function.
5202 (process_constraint): Do not create temporary decls.
5203 (process_all_all_constraints): Likewise.
5204 (handle_const_call): Likewise.
5205 (create_function_info_for): Do not set decl.
5207 2009-06-19 Ian Lance Taylor <iant@google.com>
5209 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5210 (rs6000_attribute_table): Make static; move before use.
5212 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5214 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5215 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5216 Propagate the TREE_READONLY flag without overwriting it.
5217 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5218 Propagate the TREE_READONLY flag onto the result.
5219 (process_call_operands): Move around. Use correct constant value.
5221 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5224 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5225 * config/arm/arm.md: Likewise.
5227 2009-06-19 Ian Lance Taylor <iant@google.com>
5229 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5230 to GIMPLE_ERROR_MARK.
5232 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5233 op2_original_type parameters. Warn about using different enum types.
5234 * c-parser.c (c_parser_conditional_expression): Pass original
5235 types to build_conditional_expr.
5236 * c-tree.h (build_conditional_expr): Update declaration.
5238 2009-06-19 Ian Lance Taylor <iant@google.com>
5240 * config/i386/i386.c (ix86_function_specific_save): Test that
5241 fields match values, rather than testing the values are in a
5244 2009-06-19 Richard Guenther <rguenther@suse.de>
5246 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5248 (ptr_derefs_may_alias_p): Likewise.
5249 (ptr_deref_may_alias_ref_p_1): New function.
5250 (ptr_deref_may_alias_ref_p): Likewise.
5251 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5252 covered by looking at the ESCAPED solution.
5253 (call_may_clobber_ref_p_1): Likewise.
5254 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5255 Handle NULL_TREE offset. Do not produce redundant constraints.
5256 (process_all_all_constraints): New helper function.
5257 (do_structure_copy): Use it.
5258 (handle_lhs_call): Likewise.
5259 (find_func_aliases): Handle some builtins with pointer arguments
5260 and/or return values explicitly.
5262 2009-06-19 Ian Lance Taylor <iant@google.com>
5264 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5266 2009-06-19 Ian Lance Taylor <iant@google.com>
5268 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5270 2009-06-19 Ian Lance Taylor <iant@google.com>
5272 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5273 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5276 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5277 uninitialized const.
5279 2009-06-19 Ian Lance Taylor <iant@google.com>
5281 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5284 * c-decl.c (in_struct, struct_types): Remove.
5285 (struct c_binding): Add in_struct field.
5286 (c_binding_ptr): Define type, along with VEC.
5287 (struct c_struct_parse_info): Define.
5288 (struct_parse_info): New static variable.
5289 (bind): Initialize in_struct field.
5290 (start_struct): Remove enclosing_in_struct and
5291 enclosing_struct_types parameters. Add
5292 enclosing_struct_parse_info parameter. Change all callers. Set
5293 struct_parse_info rather than in_struct and struct_types.
5294 (grokfield): If -Wc++-compat and there is a symbol binding for the
5295 field name, set the in_struct flag and push it on the
5296 struct_parse_info->fields vector.
5297 (warn_cxx_compat_finish_struct): New static function.
5298 (finish_struct): Remove enclosing_in_struct and
5299 enclosing_struct_types parameters. Add
5300 enclosing_struct_parse_info parameter. Change all callers. Don't
5301 set C_TYPE_DEFINED_IN_STRUCT here. Call
5302 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5303 parameter. Only push on struct_types if warn_cxx_compat.
5304 (finish_enum): Only push on struct_types if warn_cxx_compat.
5305 (declspecs_add_type): Add loc parameter. Change all callers.
5306 Change all error calls to error_at. Pass loc, not input_location,
5307 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5308 defined in a struct. If -Wc++-compat and parsing a struct, record
5309 that a typedef name was used.
5310 * c-parser.c (c_parser_declspecs): Get location to pass to
5312 (c_parser_struct_or_union_specifier): Update calls to start_struct
5314 * c-tree.h (struct c_struct_parse_info): Declare.
5315 (finish_struct, start_struct): Update declarations.
5316 (declspecs_add_type): Update declaration.
5318 2009-06-19 Ian Lance Taylor <iant@google.com>
5320 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5321 variable with an anonymous type.
5323 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5325 * see.c: Remove for real.
5327 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5329 * optabs.h (enum optab_index): Add new OTI_significand.
5330 (significand_optab): Define corresponding macro.
5331 * optabs.c (init_optabs): Initialize significand_optab.
5332 * genopinit.c (optabs): Implement significand_optab using
5333 significand?f2 patterns.
5334 * builtins.c (expand_builtin_mathfn): Handle
5335 BUILT_IN_SIGNIFICAND{,F,L}.
5336 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5337 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5339 * config/i386/i386.md (significandxf2, significand<mode>2): New
5340 expanders to implement significandf, significand and significandl
5341 built-ins as inline x87 intrinsics.
5343 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5345 * config/avr/avr.c (avr_override_options): Remove setting value of
5346 PARAM_INLINE_CALL_COST.
5348 2009-06-18 Richard Henderson <rth@redhat.com>
5351 * tree-pass.h (TDF_ASMNAME): New.
5352 * tree-dump.c (dump_options): Add asmname.
5353 * doc/invoke.texi: Document it.
5355 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5356 (dump_decl_name): ...here.
5357 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5358 (dump_generic_node): Update dump_function_name calls.
5359 (print_call_name): New flags arg; update all dump calls.
5360 * diagnostic.h (print_call_name): Update.
5361 * gimple-pretty-print.c (dump_gimple_call): Update.
5363 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5366 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5368 2009-06-18 Diego Novillo <dnovillo@google.com>
5370 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5371 * plugin.c (str_license): Declare.
5372 (try_init_one_plugin): Assert that the symbol
5373 'plugin_is_GPL_compatible' exists.
5375 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5378 * Makefile.in (OBJS-common): Remove see.o.
5380 * common.opt (fsee): Mark as preserved for backward compatibility.
5381 * opts.c (common_handle_option): Add OPT_fsee to the backward
5382 compatibility section.
5383 * passes.c (init_optimization_passes, pass_see): Remove pass.
5384 * timevar.def (TV_SEE): Remove.
5385 * tree-pass.h (pass_see): Remove declaration.
5386 * doc/invoke.texi (-fsee): Remove documentation.
5388 2009-06-18 Martin Jambor <mjambor@suse.cz>
5390 * tree-sra.c: Include statistics.h
5391 (sra_stats): New variable.
5392 (sra_initialize): Clear sra_stats.
5393 (create_access_replacement): Increment sra_stats.replacements.
5394 (get_access_replacement): Do not return twice.
5395 (analyze_all_variable_accesses): Increment statistics counter by the
5396 number of scalarized aggregates.
5397 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5398 (sra_modify_expr): Increment sra_stats.exprs.
5399 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5400 (sra_modify_assign): Increment sra_stats.exprs,
5401 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5402 (perform_intra_sra): Update statistics counters.
5403 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5405 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5407 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5408 (arm_scalar_mode_supported_p): New function.
5410 2009-06-18 Paul Brook <paul@codesourcery.com>
5411 Sandra Loosemore <sandra@codesourcery.com>
5413 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5414 (__extendhfsf2, __truncsfhf2): Define.
5415 * config/arm/fp16.c: New file.
5416 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5417 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5419 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5421 * doc/extend.texi (Half-Precision): New section.
5422 * doc/invoke.texi (Option Summary): List -mfp16-format.
5423 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5424 * config/arm/arm.opt (mfp16-format=): New.
5425 * config/arm/arm.c: Include intl.h.
5426 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5427 (TARGET_INVALID_RETURN_TYPE): Redefine.
5428 (TARGET_PROMOTED_TYPE): Redefine.
5429 (TARGET_CONVERT_TO_TYPE): Redefine.
5430 (arm_fp16_format): Define.
5431 (all_fpus): Add entry for neon-fp16.
5432 (fp_model_for_fpu): Likewise.
5433 (struct fp16_format): Declare.
5434 (all_fp16_formats): Define.
5435 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5437 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5439 (arm_legitimate_index_p): Treat HFmode like HImode.
5440 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5441 (coproc_secondary_reload_class): Special-case HFmode.
5442 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5443 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5444 (arm_init_fp16_builtins): New.
5445 (arm_init_builtins): Call it.
5446 (arm_invalid_parameter_type): New.
5447 (arm_invalid_return_type): New.
5448 (arm_promoted_type): New.
5449 (arm_convert_to_type).
5450 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5452 (arm_emit_fp16_const): New function.
5453 (arm_mangle_type): Mangle __fp16 as "Dh".
5454 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5456 (TARGET_NEON_FP16): New.
5457 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5458 (enum fputype): Add FPUTYPE_NEON_FP16.
5459 (enum arm_fp16_format_type): Declare.
5460 (arm_fp16_format): Declare.
5461 (LARGEST_EXPONENT_IS_NORMAL): Define.
5462 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5463 * config/arm/arm-modes.def (HFmode): Define.
5464 * config/arm/vfp.md: (*movhf_vfp): New.
5467 * config/arm/arm.md: (fpu): Add neon_fp16.
5468 (floatsihf2, floatdihf2): New.
5469 (fix_trunchfsi2, fix_trunchfdi2): New.
5473 (*arm32_movhf): New.
5474 (*thumb1_movhf): New.
5475 (consttable_2): Add check for HFmode constants.
5476 (consttable_4): Handle HFmode constants.
5478 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5480 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5482 2009-06-17 Olivier Hainque <hainque@adacore.com>
5484 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5485 const char ** conversion in AIX specific section.
5487 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5489 * config/i386/i386.c (ix86_special_builtin_type): Remove
5490 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5491 (bdesc_special_args): Updated.
5492 (ix86_init_mmx_sse_builtins): Likewise.
5493 (ix86_expand_special_args_builtin): Likewise.
5495 2009-06-17 Richard Henderson <rth@redhat.com>
5497 * tree-pretty-print.c (maybe_dump_asm_name): New.
5498 (dump_decl_name): Use it.
5499 (PRINT_FUNCTION_NAME): Merge into...
5500 (dump_function_name): ... here. Use maybe_dump_asm_name.
5502 2009-06-17 Cary Coutant <ccoutant@google.com>
5504 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5506 * debug.c (struct gcc_debug_hooks): Change placeholder for
5508 (debug_nothing_int_charstar_int): Replaced by...
5509 (debug_nothing_int_charstar_int_bool): ...this.
5510 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5511 source_line prototype.
5512 (debug_nothing_int_charstar_int): Replaced by...
5513 (debug_nothing_int_charstar_int_bool): ...this.
5514 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5515 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5516 Output is_stmt operand when necessary.
5517 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5518 (notice_source_line): Add is_stmt parameter.
5519 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5520 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5522 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5523 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5525 2009-06-17 Ian Lance Taylor <iant@google.com>
5527 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5529 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5532 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5534 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5535 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5536 tree_strip_sign_nop_conversions and
5537 tree_ssa_strip_useless_type_conversions rather than stripping
5538 the operations here.
5539 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5541 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5542 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5543 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5544 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5547 2009-06-17 Michael Eager <eager@eagercon.com>
5549 * config/rs6000/constraints.md (register_constraint "d"): New.
5550 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5551 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5552 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5553 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5554 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5555 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5556 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5557 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5558 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5559 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5561 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5562 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5563 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5564 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5565 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5566 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5567 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5568 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5569 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5570 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5571 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5572 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5573 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5574 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5576 2009-06-16 Ian Lance Taylor <iant@google.com>
5578 * profile.c (total_num_never_executed): Don't define.
5579 (compute_branch_probabilities): Don't count or print
5581 (init_branch_prob): Don't set total_num_never_executed.
5582 (end_branch_prob): Don't print total_num_never_executed.
5584 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5586 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5588 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5590 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5591 (nabstd2_fpr): Same.
5593 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5595 * expr.c (expand_assignment): Change complex type check.
5597 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5599 * doc/plugins.texi (Building GCC plugins): Added new section.
5601 2009-06-17 Ian Lance Taylor <iant@google.com>
5603 * c-pch.c (get_ident): Don't set size of templ array.
5604 (pch_init): Don't set size of partial_pch array.
5606 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5607 string constant to intialize an array whose size is the length of
5610 2009-06-17 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/40389
5613 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5614 to addressable types.
5615 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5617 2009-06-17 Richard Guenther <rguenther@suse.de>
5620 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5621 if there is no evolution of left in the loop bail out.
5622 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5623 chrec_fold_multiply.
5625 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5626 Janis Johnson <janis187@us.ibm.com>
5629 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5630 for the symbol ref of a constant that is the source of a move
5631 - nor for any other not-obvious-label-ref constants.
5633 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5635 * plugin.c (position_pass): Skip newly inserted pass during list
5636 traversal to avoid repeated insertion.
5638 2009-06-16 Ian Lance Taylor <iant@google.com>
5640 * vec.h (VEC_stack_alloc): Define different version if
5641 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5642 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5643 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5644 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5646 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5648 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5650 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5651 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5652 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5653 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5654 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5655 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5656 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5657 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5658 __builtin_ia32_rdtscp.
5659 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5660 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5661 and __builtin_ia32_rorhi.
5662 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5663 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5664 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5665 (ix86_expand_args_builtin): Likewise.
5666 (ix86_expand_special_args_builtin): Likewise.
5668 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5669 (UNSPECV_RDTSC): Likewise.
5670 (UNSPECV_RDPMC): Likewise.
5671 (*bsr): Renamed to ...
5673 (*bsr_rex64): Renamed to ...
5677 (*rdpmc_rex64): Likewise.
5680 (*rdtsc_rex64): Likewise.
5682 (*rdtscp): Likewise.
5683 (*rdtscp_rex64): Likewise.
5685 * config/i386/ia32intrin.h: New.
5687 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5689 2009-06-16 Ian Lance Taylor <iant@google.com>
5691 * ira-build.c (copy_info_to_removed_store_destinations):
5692 Initialize parent_a.
5694 2009-06-16 Ian Lance Taylor <iant@google.com>
5696 * c-decl.c (grokdeclarator): Change size_varies to bool.
5698 2009-06-16 Ian Lance Taylor <iant@google.com>
5700 * sel-sched.c: Make forward declarations of move_op_hooks and
5701 fur_hooks explicitly extern.
5703 2009-06-16 Ian Lance Taylor <iant@google.com>
5705 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5706 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5708 2009-06-16 Ian Lance Taylor <iant@google.com>
5710 * resource.c (mark_referenced_resources): Change
5711 include_delayed_effects parameter to bool. Change all callers.
5712 (mark_end_of_function_resources): Likewise.
5713 * reorg.c (insn_references_resource_p): Likewise.
5714 (insn_sets_resource_p): Likewise.
5715 * resource.h (mark_referenced_resources): Update declaration.
5716 (mark_end_of_function_resources): Update declaration.
5718 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5720 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5722 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5724 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5725 GCC can bootstrap on AIX with GNU Binutils 2.20.
5727 2009-06-16 Ian Lance Taylor <iant@google.com>
5729 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5731 2009-06-16 Ian Lance Taylor <iant@google.com>
5733 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5734 inline, not extern inline.
5735 (exact_log2): Likewise.
5736 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5738 (exact_log2): Likewise, but don't test CTZ_HWI.
5740 2009-06-16 Ian Lance Taylor <iant@google.com>
5742 * bitmap.c (bitmap_clear): Don't declare as inline.
5743 * gimple.c (gimplify_assign): Likewise.
5744 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5745 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5746 (sched_scan_info): Remove duplicate definition.
5748 2009-06-16 Ian Lance Taylor <iant@google.com>
5750 * c-common.c (skip_evaluation): Don't define.
5751 (c_inhibit_evaluation_warnings): Define global variable.
5752 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5753 than skip_evaluation.
5754 (convert_and_check, warn_for_div_by_zero): Likewise.
5755 * c-common.h (skip_evaluation): Don't declare.
5756 (c_inhibit_evaluation_warnings): Declare.
5757 * c-parser.c (c_parser_typeof_specifier): Set
5758 c_inhibit_evaluation_warnings rather than skip_evaluation.
5759 (c_parser_conditional_expression): Likewise.
5760 (c_parser_binary_expression): Likewise.
5761 (c_parser_sizeof_expression): Likewise.
5762 (c_parser_alignof_expression): Likewise.
5763 * c-typeck.c (build_indirect_ref): Check
5764 c_inhibit_evaluation_warnings rather than skip_evaluation.
5765 (build_conditional_expr, build_binary_op): Likewise.
5767 2009-06-16 Richard Guenther <rguenther@suse.de>
5769 * tree-ssa-alias.c (is_escape_site): Remove.
5770 * tree-ssa-alias.h (enum escape_type): Remove.
5771 (is_escape_site): Likewise.
5772 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5773 via casts and asms without deferring to is_escape_site.
5775 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5778 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5779 use gen_lowpart if op0 has complex mode.
5781 2009-06-16 Richard Guenther <rguenther@suse.de>
5783 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5784 variables add them to ESCAPED.
5785 (find_func_aliases): Do not make all indirectly stored values escaped.
5787 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5789 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5792 2009-06-16 Martin Jambor <mjambor@suse.cz>
5794 PR tree-optimization/40432
5795 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5796 check whether we need to force gimple register operand.
5798 2009-06-16 Martin Jambor <mjambor@suse.cz>
5800 PR tree-optimization/40413
5801 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5802 build_ref_for_offset.
5803 (propagate_subacesses_accross_link): Fix a typo in a comment.
5805 2009-06-16 Ira Rosen <irar@il.ibm.com>
5807 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5808 with additional parameter.
5809 * tree-vectorizer.h (enum vect_def_type): Add new value
5811 (enum vect_relevant): Add comments.
5812 (vect_is_simple_reduction): Add new argument.
5813 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5814 Detect nested cycles.
5815 (vect_is_simple_reduction): Update documentation, add an argument to
5816 distinguish inner-loop reduction from nested cycle, detect nested
5817 cycles, fix printings and indentation, don't swap operands in case
5819 (get_initial_def_for_reduction): Handle subtraction.
5820 (vect_create_epilog_for_reduction): Add new argument to specify
5822 (vect_finalize_reduction): Handle subtraction, fix comments.
5823 (vectorizable_reduction): Handle nested cycles. In case of nested
5824 cycle keep track of the reduction variable position. Call
5825 vect_is_simple_reduction with additional parameter. Use original
5826 statement code in reduction epilogue for nested cycle. Call
5827 vect_create_epilog_for_reduction with additional parameter.
5828 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5829 inner-loop vectorization.
5830 (vect_recog_widen_sum_pattern): Likewise.
5831 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5833 (vect_mark_stmts_to_be_vectorized): Likewise.
5834 (vect_get_vec_def_for_operand): Handle nested cycles.
5836 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5838 * doc/invoke.texi (Debugging Options): Fix option index entries
5839 for -fdump-statistics, -frandom-seed add entries for
5840 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5841 (FRV Options): Fix entries for -mTLS, -mtls.
5842 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5843 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5844 (M68hc1x Options): Fix @itemx for -mnominmax.
5845 (MCore Options): Fix entry for -mno-lsim.
5846 (MMIX Options): Fix entry for -mabi=mmixware.
5847 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5849 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5851 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5852 Mention the plugin mode of gengtype.
5853 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5854 * gengtype.c: Updated copyright.
5855 (plugin_files, nb_plugin_files) Added new static variables.
5856 (measure_input_list) Care about plugin_files.
5857 (write_rtx_next): Added early return in plugin mode.
5858 (create_file): Updated copyright year in generated file. Added
5860 (oprintf): Added early return if NULL outf.
5861 (get_output_file_with_visibility): Care of plugin_files.
5862 (get_output_file_name): May return null.
5863 (write_local): Added early return.
5864 (put_mangled_filename): Ditto.
5865 (finish_root_table): Added check for base_files.
5866 (write_roots): Care about null when plugins.
5867 (main): Added plugin mode.
5869 2009-06-15 Ian Lance Taylor <iant@google.com>
5871 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5872 * gcov.c (read_count_file): Add braces around variables declared
5875 * c.opt (Wjump-misses-init): New warning.
5876 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5877 -Wall and -Wc++-compat if not already set.
5878 (c_common_post_options): Clear warn_jump_misses_init if it was not
5880 * c-decl.c (struct c_binding): Change type field to a union with
5881 new label field. Make it the first field in the struct. Update
5882 references to type to use u.type instead.
5883 (struct c_spot_bindings): Define.
5884 (struct c_goto_bindings): Define.
5885 (c_goto_bindings_p): Define, along with VECs.
5886 (struct c_label_vars): Define.
5887 (struct c_scope): Add has_label_bindings field.
5888 (bind_label, set_spot_bindings): New static functions.
5889 (decl_jump_unsafe, update_spot_bindings): New static functions.
5890 (update_label_decls): New static function.
5891 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5892 Update binding u.label field to shadowed field.
5893 (c_binding_start_stmt_expr): New function.
5894 (c_binding_end_stmt_expr): New function.
5895 (pushdecl): Don't call c_begin_vm_scope.
5896 (make_label): Add defining and p_label_vars parameters. Change
5898 (lookup_label): Correct test for whether a label has not yet been
5899 defined. Call bind_label rather than bind.
5900 (warn_about_goto): New static function.
5901 (lookup_label_for_goto): New function.
5902 (declare_label): Call bind_label rather than bind.
5903 (check_earlier_gotos): New static function.
5904 (define_label): Don't give errors about jumping into statement
5905 expressions or scopes of variably modified types. Call
5906 set_spot_bindings and check_earlier_gotos. Call bind_label
5907 instead of bind. Don't set label_context_stack_se or
5908 label_context_stack_vm.
5909 (c_get_switch_bindings): New function.
5910 (c_release_switch_bindings): New function.
5911 (c_check_switch_jump_warnings): New function.
5912 (start_function): Don't set label_context_stack_se or
5913 label_context_stack_vm.
5914 (finish_function): Likewise.
5915 * c-typeck.c (label_context_stack_se): Don't define.
5916 (label_context_stack_vm): Don't define.
5917 (c_finish_goto_label): Call lookup_label_for_goto rather than
5918 lookup_label. Don't give errors about jumping into a statement
5919 expression or the scope of a variably modified type. Don't set
5920 label_context_stack_se or label_context_stack_vm.
5921 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5922 fields. Add bindings field.
5923 (c_start_case): Don't set deleted fields. Set bindings field.
5924 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5925 or blocked_vm. Call c_check_switch_jump_warnings.
5926 (c_finish_case): Don't test blocked_stmt_expr field. Call
5927 c_release_switch_bindings.
5928 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5929 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5930 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5931 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5932 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5933 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5934 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5935 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5936 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5937 (C_DECL_UNJUMPABLE_VM): Don't define.
5938 (C_DECL_UNDEFINABLE_VM): Don't define.
5939 (struct c_label_list): Don't define.
5940 (struct c_label_context_se): Don't define.
5941 (struct c_label_context_vm): Don't define.
5942 (struct c_spot_bindings): Declare.
5943 (c_bindings_start_stmt_expr): Declare.
5944 (c_bindings_end_stmt_expr): Declare.
5945 (lookup_label_for_goto): Declare.
5946 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5947 (c_check_switch_jump_warnings): Declare.
5948 (label_context_stack_se, label_context_stack_vm): Don't declare.
5949 (c_finish_goto_label): Update declaration.
5950 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5951 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5952 (Warning Options): Document -Wjump-misses-init.
5954 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5956 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5959 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5961 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5963 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5965 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5967 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5969 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5971 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5973 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5974 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5975 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5976 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5977 * dwarf2asm.c (dw2_force_const_mem): Update call to
5979 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5980 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5981 * langhooks.c (lhd_comdat_group): Remove.
5982 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5983 * tree.h (DECL_COMDAT_GROUP): New.
5984 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5985 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5986 (make_decl_one_only): Change signature.
5987 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5989 (make_decl_one_only): Change signature.
5990 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5992 2009-06-15 Richard Guenther <rguenther@suse.de>
5995 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5997 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5999 * tree-ssa-math-opts.c: Remove extra divide.
6001 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6003 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6005 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6007 * passes.c: Add bswap pass.
6008 * tree-pass.h: Add pass_optimize_bswap declaration.
6009 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6010 Include rtl.h, expr.h and optabs.h for optab_handler check.
6011 (struct symbolic_number, pass_optimize_bswap): New definition.
6012 (do_shift_rotate, verify_symbolic_number_p): New functions.
6013 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6014 (gate_optimize_bswap): New function.
6015 * tree.c (widest_int_cst_value): New function.
6016 * tree.h (widest_int_cst_value): Prototype added.
6018 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6020 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6021 REG_EQUAL/REG_EQUIV notes.
6023 2009-06-14 Richard Guenther <rguenther@suse.de>
6026 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6027 has its address taken if NRV was applied and it is addressable.
6028 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6029 function split out from ...
6030 (get_constraint_for_1): ... here.
6031 (handle_rhs_call): Use it to mark the return slot escaped if
6032 it is addressable and NRV was applied.
6034 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6036 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6037 Change first argument type to location_t.
6038 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6039 Do not set input_location.
6040 Use loc instead of input_location throughout.
6042 2009-06-13 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/40421
6045 * tree-predcom.c (should_unroll_loop_p): Remove.
6046 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6048 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6050 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6051 Add location argument.
6053 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6055 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6057 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6058 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6059 * config/spu/spu-protos.h: Add location to
6060 spu_resolve_overloaded_builtin.
6061 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6062 spu_build_builtin_va_list.
6063 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6064 argument. Pass location to build_function_call_vec.
6065 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6067 (emit_fpu_switch): Same.
6068 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6069 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6070 to build_decl and create_artificial_label.
6071 (xtensa_gimplify_va_arg_expr): Same.
6072 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6073 (xstormy16_gimplify_va_arg_expr): Same.
6074 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6075 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6076 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6077 (mips16_build_function_stub): Same.
6078 (mips16_build_call_stub): Same.
6080 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6083 * arm/constraints.md (Pa, Pb): New constraints.
6084 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6085 split pattern to deal with them.
6087 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6089 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6090 fix index entry for -Xpreprocessor.
6092 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6095 Add location argument to build_decl call.
6096 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6097 (rs6000_init_builtins): Same.
6098 (spe_init_builtins): Same.
6099 (rs6000_gimplify_va_arg): Add location argument to
6100 create_artificial_label call.
6102 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6104 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6105 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6106 * Makefile.in: Fix GGC dependency for gcse.o.
6108 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6110 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6111 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6112 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6114 * c-parser.c (c_parser_binary_expression): Use current column while
6115 building binary operations.
6116 * common.opt (fshow-column): Enable by default.
6117 * tree-vrp.c (check_array_ref): Use warning_at.
6118 (check_array_bounds): Use location from call back if expr has no
6120 * tree.h: Add location argument to maybe_fold_*.
6121 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6122 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6123 (maybe_fold_offset_to_component_ref): Same.
6124 (maybe_fold_offset_to_reference): Same.
6125 (maybe_fold_offset_to_address): Same.
6126 (maybe_fold_stmt_indirect): Same.
6127 (maybe_fold_stmt_addition): Same.
6128 (fold_stmt_r): Pass location to maybe_fold_*.
6129 (fold_gimple_assign): Same.
6130 * c-tree.h: Add location argument to finish_decl,
6131 default_function_array_conversion, store_init_value.
6132 * c-decl.c (define_label): Use error_at.
6133 (c_make_fname_decl): Pass location to finish_decl.
6134 (finish_decl): New location argument.
6135 (build_compound_literal): Pass location to store_init_value.
6136 (grokdeclarator): Pass location to finish_decl.
6138 * c-typeck.c (array_to_pointer_conversion): New location argument.
6139 (function_to_pointer_conversion): Same.
6140 (default_function_array_conversion): Same.
6141 (parser_build_unary_op): Pass location to overflow_warning.
6142 (parser_build_binary_op): Same. Use warning_at.
6143 (build_unary_op): Pass location to array_to_pointer_conversion.
6144 (build_c_cast): Pass location to digest_init.
6145 (build_modify_expr): New location argument.
6146 (convert_for_assignment): Same.
6147 (store_init_value): Same.
6148 (digest_init): Same.
6149 (output_init_element): Pass location to digest_init and
6150 array_to_pointer_conversion.
6151 (c_finish_return): Pass location to convert_for_assignment.
6152 * gimplify.c (gimplify_conversion): Pass location to
6153 maybe_fold_offset_to_address.
6154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6155 to maybe_fold_stmt_addition.
6156 * c-omp.c (c_finish_omp_atomic): Pass new location to
6158 (c_finish_omp_for): Same.
6159 * c-common.c (overflow_warning): New argument.
6160 * c-common.h: New argument to build_modify_expr, overflow_warning.
6161 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6163 (c_parser_initializer): Pass location to
6164 default_function_array_conversion.
6165 (c_parser_initelt): Same.
6166 (c_parser_initval): Same.
6167 (c_parser_asm_operands): Same.
6168 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6169 (c_parser_conditional_expression): Same.
6170 (c_parser_binary_expression): Add location info to stack. Use it.
6171 (c_parser_unary_expression): Pass location to
6172 default_function_array_conversion, parser_build_unary_op,
6173 build_indirect_ref, c_parser_postfix_expression_after_primary.
6174 (c_parser_postfix_expression_after_primary): New location argument.
6176 (c_parser_expression_conv): Pass location to
6177 default_function_array_conversion.
6178 (c_parser_expr_list): Same.
6179 (c_parser_omp_atomic): Same.
6180 (c_parser_omp_for_loop): Same.
6181 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6182 (build_array_declarator): New argument.
6183 * c-decl.c (build_array_declarator): Add location argument.
6184 (grokdeclarator): Set id_loc for cdk_array.
6185 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6186 build_array_declarator.
6187 * tree.c (build_omp_clause): Add location argument.
6188 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6189 (OMP_CLAUSE_LOCATION): New macro.
6190 (struct tree_omp_clause): Add location field.
6191 (build_omp_clause): Add argument.
6192 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6193 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6195 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6196 (cp_parser_omp_clause_collapse): Same.
6197 (cp_parser_omp_clause_default): Same.
6198 (cp_parser_omp_clause_if): Same.
6199 (cp_parser_omp_clause_nowait): Same.
6200 (cp_parser_omp_clause_num_threads): Same.
6201 (cp_parser_omp_clause_ordered): Same.
6202 (cp_parser_omp_clause_schedule): Same.
6203 (cp_parser_omp_clause_untied): Same.
6204 (cp_parser_omp_for_loop): Same.
6205 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6206 * c-tree.h (c_start_case): Add location argument.
6207 (c_process_expr_stmt): Same.
6208 (c_finish_goto_*): Same.
6209 * tree-parloops.c (initialize_reductions): Pass location to
6211 (create_parallel_loop): Same.
6212 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6213 (gfc_trans_omp_reduction_list): Same.
6214 (gfc_trans_omp_clauses): Same.
6215 (gfc_trans_omp_do): Same.
6216 * c-typeck.c (c_finish_goto_label): Same.
6217 (c_finish_goto_ptr): New location argument.
6218 (c_start_case): Same.
6219 (emit_side_effect_warnings): Same.
6220 (c_process_expr_stmt): Same.
6221 (c_finish_stmt_expr): Same.
6222 (c_finish_omp_clauses): Use error_at instead of error.
6223 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6225 * c-omp.c (c_split_parallel_clauses): New location argument.
6226 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6227 to build_omp_clause.
6228 (convert_local_reference_stmt): Same.
6229 (convert_gimple_call): Same.
6230 * c-common.h (c_split_parallel_clauses): New argument.
6231 * c-parser.c (c_parser_statement_after_labels): Pass location to
6232 c_finish_goto_label.
6233 (c_parser_switch_statement): Pass location to c_start_case.
6234 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6235 and c_process_expr_stmt.
6236 (c_parser_omp_variable_list): Add location argument.
6237 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6238 (c_parser_omp_clause_default): Same.
6239 (c_parser_omp_clause_if): Same.
6240 (c_parser_omp_clause_num_threads): Same.
6241 (-c_parser_omp_clause_ordered): Same.
6242 (c_parser_omp_clause_reduction): Pass location to
6243 c_parser_omp_variable_list.
6244 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6245 (c_parser_omp_clause_untied): Same.
6246 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6247 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6249 * c-tree.h (check_for_loop_decls, undeclared_variable,
6250 build_component_ref, build_array_ref, build_external_ref,
6251 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6252 build_conditional_expr, build_compound_expr, c_cast_expr,
6253 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6254 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6256 * c-semantics.c (build_stmt): Same.
6257 (build_case_label): Same.
6258 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6259 (undeclared_variable): New argument.
6261 (lookup_label): Pass location on down.
6262 (define_label): Same.
6263 (finish_decl): Same.
6264 (build_compound_literal): Same.
6265 (finish_struct): Same.
6266 (finish_function): Do not set location here.
6267 (check_for_loop_decls): New argument.
6268 * tree.c (save_expr): Set location.
6269 (build_empty_stmt): New argument.
6270 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6271 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6272 * builtins.c (gimplify_va_arg_expr): Use locations.
6273 (expand_builtin_sync_operation): Same.
6274 * c-typeck.c (build_component_ref): New argument.
6275 (build_array_ref): Same.
6276 (build_external_ref): Same.
6277 (c_expr_sizeof_expr): Same.
6278 (c_expr_sizeof_type): Same.
6279 (parser_build_unary_op): Same.
6280 (build_conditional_expr): Same.
6281 (build_compound_expr): Pass location on down.
6282 (build_compound_expr): New argument.
6283 (build_c_cast): Same.
6284 (c_cast_expr): Same.
6285 (build_asm_expr): Same.
6286 (c_finish_return): Same.
6287 (c_process_expr_stmt): Pass location on down.
6288 (c_finish_stmt_expr): New argument.
6289 (push_clenaup): Same.
6290 (c_finish_omp_parallel): Same.
6291 (c_finish_omp_task): Same.
6292 * gimplify.c (gimplify_call_expr): Pass location on down.
6293 * c-omp.c (c_finish_omp_master): New argument.
6294 (c_finish_omp_critical): Same.
6295 (c_finish_omp_ordered): Same.
6296 (c_finish_omp_barrier): Same.
6297 (-c_finish_omp_taskwait): Same.
6298 (c_finish_omp_atomic): Same.
6299 (c_finish_omp_flush): Same.
6300 * tree-inline.c (copy_tree_body_r): Pass location on down.
6301 (inline_forbidden_p): Remove use of input_location.
6302 * c-gimplify.c (c_build_bind_expr): New argument.
6303 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6304 (c_sizeof_or_alignof_type): New argument.
6305 (c_alignof_expr): Same.
6306 (build_va_arg): Same.
6307 (c_add_case_label): Same.
6308 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6309 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6310 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6311 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6312 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6313 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6315 * stub-objc.c (objc_build_selector_expr): Same.
6316 (objc_build_throw_stmt): Same.
6317 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6318 (c_parser_initelt): Same.
6319 (c_parser_compound_statement): Same.
6320 (c_parser_compound_statement_nostart): Same.
6321 (c_parser_label): Same.
6322 (c_parser_statement_after_labels): Same.
6323 (c_parser_if_body): Same.
6324 (c_parser_else_body): Same.
6325 (c_parser_if_statement): Same.
6326 (c_parser_switch_statement): Same.
6327 (c_parser_while_statement): Same.
6328 (c_parser_do_statement): Same.
6329 (c_parser_for_statement): Same.
6330 (c_parser_asm_statement): Same.
6331 (c_parser_conditional_expression): Same.
6332 (c_parser_binary_expression): Same.
6333 (c_parser_cast_expression): Same.
6334 (c_parser_unary_expression): Same.
6335 (c_parser_sizeof_expression): Same.
6336 (c_parser_alignof_expression): Same.
6337 (c_parser_postfix_expression): Same.
6338 (c_parser_expression): Same.
6339 (c_parser_objc_receiver): Same.
6340 (c_parser_omp_variable_list): Same.
6341 (c_parser_omp_structured_block): Same.
6342 (c_parser_omp_atomic): New argument.
6343 (c_parser_omp_barrier): Same.
6344 (c_parser_omp_critical): Same.
6345 (c_parser_omp_flush): Pass location on down.
6346 (c_parser_omp_for_loop): New argument.
6347 (c_parser_omp_for): Same.
6348 (c_parser_omp_master): Same.
6349 (c_parser_omp_ordered): Same.
6350 (c_parser_omp_sections_scope): Same.
6351 (c_parser_omp_sections): Same.
6352 (c_parser_omp_parallel): Same.
6353 (c_parser_omp_single): Same.
6354 (c_parser_omp_task): Same.
6355 (c_parser_omp_taskwait): Pass location on down.
6356 (c_parser_omp_construct): Same.
6357 (c_parser_omp_threadprivate): Same.
6358 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6359 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6360 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6361 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6362 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6363 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6364 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6365 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6366 config/i386/i386.c, stmt.c:
6367 Add location argument to the following function definitions and/or
6368 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6369 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6370 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6371 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6372 do_case, c_finish_bc_stmt, build_compound_literal,
6373 build_function_call.
6374 * c-decl.c (build_compound_literal): Add location argument.
6375 Make all diagnostic calls use location.
6376 (start_struct): Same.
6377 (finish_struct): Same.
6379 (build_enumerator): Same.
6380 (start_function): Same.
6381 (grokdeclarator): Make all diagnostic calls use location.
6382 (store_parm_decls_oldstyle): Same.
6383 * c-typeck.c (build_function_call): Add location argument.
6384 Make all diagnostic calls use location.
6386 (c_finish_bc_stmt): Same.
6387 * tree-nested.c (get_trampoline_type): Add argument.
6388 Pass location to build_decl.
6389 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6390 * rtl.h (RTL_LOCATION): New.
6391 * c-common.c (c_add_case_label): Add location argument.
6392 Make all diagnostic calls use location.
6393 * c-common.h: Add location argument to make_fname_decl, do_case,
6394 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6395 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6396 Set it appropriately for every case. Pass enum_loc to start_enum
6397 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6399 (c_parser_struct_or_union_specifier): Save location. Use it for
6400 start_struct, finish_struct, and parser_xref_tag.
6402 2009-06-12 Ian Lance Taylor <iant@google.com>
6404 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6406 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6407 cpp_opts->warn_cxx_operator_names.
6409 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6412 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6413 is returns NULL and OP is a VCE, look through the VCE.
6415 2009-06-12 Ian Lance Taylor <iant@google.com>
6418 * collect2.c (main): Use CONST_CAST2 in code inside #if
6419 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6421 2009-06-12 Joey Ye <joey.ye@intel.com>
6424 * cfgexpand.c (get_decl_align_unit): Update
6425 max_used_stack_slot_alignment with align instead of
6426 stack_alignment_needed.
6428 * function.c (assign_stack_local_1): Update
6429 max_used_stack_slot_alignment with alignment_in_bits instead
6430 of stack_alignment_needed.
6431 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6434 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6436 * dwarf2out.c (last_var_location_insn): New variable.
6437 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6438 (dwarf2out_var_location): Don't record anything after last real
6439 insn. Only change labels if there were any real instructions
6440 in between last note and this one, or if changed sections.
6442 2009-06-11 Richard Henderson <rth@redhat.com>
6444 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6445 note when storing the frame pointer in a register.
6446 (FRP): Don't redefine to nothing for epilogue.
6447 (alpha_expand_epilogue): Mark register and sp restores.
6448 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6450 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6451 when gen_lowpart is needed.
6453 2009-06-11 Richard Henderson <rth@redhat.com>
6455 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6457 * dwarf2out.c (need_data_align_sf_opcode): New.
6458 (div_data_align): Move earlier.
6459 (def_cfa_1, reg_save): Use it.
6461 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6463 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6464 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6465 (ix86_handle_option): Handle OPT_mcrc32.
6466 (ix86_target_string): Add -mcrc32.
6467 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6469 * config/i386/i386.h (TARGET_CRC32): New.
6471 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6472 (sse4_2_crc32di): Likewise.
6474 * config/i386/i386.opt (mcrc32): New.
6476 * doc/invoke.texi: Document -mcrc32.
6478 2009-06-11 Richard Henderson <rth@redhat.com>
6480 * common.opt (gdwarf-): Accept a version number.
6481 * doc/invoke.texi (gdwarf-): Update docs.
6482 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6483 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6484 version level, and record it.
6486 * dwarf2.h (DW_CIE_VERSION): Remove.
6487 * dwarf2out.c (DWARF_VERSION): Remove.
6488 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6489 (output_call_frame_info): Use CIE version 3 for dwarf3,
6490 or if the return register column is out of range for version 1.
6491 (dwarf_stack_op_name): Add all dwarf3 values.
6492 (DEBUG_PUBTYPES_SECTION): New.
6493 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6494 encoding change for dwarf3.
6495 (output_die) [dw_val_class_die_ref]: Likewise.
6496 (output_compilation_unit_header): Emit correct version for dwarf3.
6497 (output_line_info): Likewise.
6498 (output_pubnames): Update for DWARF_VERSION removal.
6499 (output_aranges): Likewise.
6500 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6501 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6502 (dwarf2out_finish): Likewise.
6504 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6506 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6509 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6512 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6513 * builtins.c (expand_builtin_unreachable): New function.
6514 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6515 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6516 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6518 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6519 searching for missing barriers.
6521 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6523 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6524 when -fprofile-generate* was passed.
6525 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6527 2009-06-11 Anthony Green <green@moxielogic.com>
6529 * config/moxie/moxie.md: Define length attribute for all instructions.
6531 (*b<cond:code>): Support limited branch ranges for new PC-relative
6532 branch instructions.
6533 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6535 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6537 * config/i386/i386.c (min_insn_size): Use get_attr_length
6538 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6541 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6542 instead of emit_insn_before.
6544 2009-06-10 Ian Lance Taylor <iant@google.com>
6547 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6550 2009-06-10 Revital Eres <eres@il.ibm.com>
6552 * passes.c (init_optimization_passes): Reschedule
6553 predictive-commoning pass before complete unroll pass.
6555 2009-06-10 Martin Jambor <mjambor@suse.cz>
6557 * cgraph.c (cgraph_node_can_be_local_p): New function.
6558 (cgraph_make_node_local): New function.
6559 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6560 (cgraph_make_node_local): Declare.
6562 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6564 * tree.h (tree_base): Add packed_flag and user_align fields.
6565 Decrease size of spare field.
6566 (TYPE_USER_ALIGN): Use user_align from tree_base.
6567 (DECL_USER_ALIGN): Likewise.
6568 (TYPE_PACKED): Use packed_flag from tree_base.
6569 (DECL_PACKED): Likewise.
6570 (tree_type): Delete packed_flag and user_align fields. Widen
6571 precision field. Widen mode field and shuffle fields to align
6572 mode on an 8-bit boundary.
6573 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6574 Renumber decl_flag_* fields. Fix comments. Widen
6575 decl_common_unused field.
6576 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6577 (DECL_EXTERNAL): Likewise.
6578 (DECL_BIT_FIELD): Likewise.
6579 (DECL_NONADDRESSABLE_P): Likewise.
6580 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6581 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6583 2009-06-10 Ian Lance Taylor <iant@google.com>
6585 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6586 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6587 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6588 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6589 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6590 DEF_VEC_ALLOC_FUNC_P.
6591 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6592 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6593 DEF_VEC_ALLOC_FUNC_O.
6594 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6595 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6596 DEF_VEC_ALLOC_FUNC_I.
6597 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6598 (vec_stack_p_reserve_exact_1): Declare.
6599 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6600 (vec_stack_free): Declare.
6601 (VEC_stack_alloc): Define.
6602 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6603 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6604 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6605 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6607 (stack_vecs): New static variable.
6608 (vec_stack_p_reserve_exact_1): New function.
6609 (vec_stack_o_reserve_1): New static function.
6610 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6611 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6612 (vec_stack_free): New function.
6613 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6614 (VEC_df_ref_stack_alloc): Define.
6615 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6616 DEF_VEC_ALLOC_P_STACK.
6617 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6618 (struct df_collection_rec): Change _vec fields to VEC. Remove
6620 (df_free_collection_rec): Adjust for new fields.
6621 (df_insn_rescan): Use new df_collection_rec fields.
6622 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6623 (df_ref_create_structure, df_ref_record): Likewise.
6624 (df_get_conditional_uses, df_get_call_refs): Likewise.
6625 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6626 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6627 (df_record_exit_block_uses, df_bb_verify): Likewise.
6628 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6629 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6630 Remove count parameter. Change return type to void. Change all
6632 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6633 Remove count parameter. Change return type to void. Change all
6635 (df_install_refs): Change old_vec parameter to VEC. Remove count
6636 parameter. Change all callers.
6637 (df_install_mws): Change old_vec parameter to VEC. Remove count
6638 parameter. Change all callers.
6639 (df_refs_verify): Change new_rec parameter to VEC. Change call
6641 (df_mws_verify): Likewise.
6643 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6645 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6647 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6649 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6651 2009-06-10 Anthony Green <green@moxielogic.com>
6653 * config/moxie/crti.asm: New file.
6654 * config/moxie/crtn.asm: New file.
6655 * config/moxie/moxie.c: New file.
6656 * config/moxie/moxie.h: New file.
6657 * config/moxie/sfp-machine.h: New file.
6658 * config/moxie/moxie-protos.h: New file.
6659 * config/moxie/t-moxie: Created.
6660 * config/moxie/t-moxie-softfp: Created.
6661 * config/moxie/moxie.md: Created.
6662 * config/moxie/constraints.md: Created.
6663 * config.gcc: Add moxie support.
6664 * doc/md.texi (Machine Constraints): Add moxie constraints.
6665 * doc/contrib.texi (Contributors): Mention moxie port.
6666 * doc/install.texi (Specific): Mention the moxie port.
6668 2009-06-09 Ian Lance Taylor <iant@google.com>
6670 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6672 * optabs.c (optab_table): Only use designated initializers if
6673 HAVE_DESIGNATED_INITIALIZERS is defined.
6674 (convert_optab_table): Likewise.
6675 (init_optabs): Always call init_insn_codes if
6676 HAVE_DESIGNATED_INITIALIZERS is not defined.
6678 2009-06-09 Ian Lance Taylor <iant@google.com>
6680 * targhooks.c (default_builtin_vectorized_function): Change fn
6681 parameter to unsigned int.
6682 (default_builtin_vectorized_conversion): Change code parameter to
6684 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6685 * targhooks.h: Update declarations.
6686 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6687 parameter to unsigned int.
6689 * c-typeck.c (comptypes_check_enum_int): New static function.
6690 (comptypes_internal): Add enum_and_int_p parameter. Change all
6692 (comp_target_types): Add location parameter. Change all callers.
6693 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6695 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6696 (build_conditional_expr): Add colon_loc parameter. Change all
6698 (convert_for_assignment): Add location parameter. Change all callers.
6699 * c-parser.c (c_parser_conditional_expression): Pass location of
6700 colon to build_conditional_expr.
6701 * c-tree.h (build_conditional_expr): Update declaration.
6703 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6705 * graphite.c: Revert previous patch.
6707 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6710 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6712 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6714 * tree-ssa-loop-prefetch.c
6715 (loop_prefetch_arrays): Fixed a portability problem in printf format
6718 2009-06-09 Martin Jambor <mjambor@suse.cz>
6720 PR tree-optimization/40351
6721 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6722 refrence to a potential artifical subaccess can be constructed.
6724 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6726 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6727 (sh_override_options): Likewise.
6728 * config/sh/sh.c: Include params.h.
6729 (sh_optimization_options): New.
6730 (sh_override_options): Likewise.
6731 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6732 (OVERRIDE_OPTIONS): Use sh_override_options.
6734 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6736 * dwarf2out.c (emit_cfa_remember): New variable.
6737 (add_fde_cfi): If emit_cfa_remember, recurse to add
6738 DW_CFA_remember_state first.
6739 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6740 instead just set emit_cfa_remember.
6742 2009-06-08 Jan Hubicka <jh@suse.cz>
6745 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6747 2009-06-08 Jan Hubicka <jh@suse.cz>
6750 * cgraphunit.c (save_inline_function_body): Do not copy transform
6751 hooks for saved inline bodies.
6752 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6755 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6757 * jump.c (returnjump_p): Handle delayed branches. Add missing
6760 2009-06-08 Jan Hubicka <jh@suse.cz>
6763 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6764 original node might've been modified.
6765 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6767 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6769 * tree-object-size.c (addr_object_size): Add OSI argument.
6770 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6771 (compute_builtin_object_size, expr_object_size): Adjust callers.
6772 (plus_stmt_object_size): Call addr_object_size instead of
6773 compute_builtin_object_size.
6775 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6776 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6778 * tree-ssa-loop-prefetch.c
6779 (gather_memory_references): Introduced a counter for the number of
6781 (anything_to_prefetch_p): Introduced a counter for the number of
6783 (is_loop_prefetching_profitable): New function with a cost model
6785 (loop_prefetch_arrays): Use the new cost model to determine if
6786 prefetching is profitable.
6787 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6788 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6789 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6790 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6791 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6792 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6794 2009-06-08 Michael Matz <matz@suse.de>
6797 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6798 partitions use the same.
6799 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6800 for basevars of SSA_NAMEs.
6801 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6802 to not expand them twice.
6803 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6806 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6808 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6809 (fdump-final-insns=, gtoggle): New.
6810 * doc/invoke.texi: Document them.
6811 * final.c (rest_of_clean_state): Dump final insn stream.
6812 * gcc.c (invoke_as): Hook in -fcompare-debug.
6813 (static_spec_functions): Add compare-debug-dump-opt,
6814 compare-debug-self-opt and compare-debug-auxbase-opt.
6815 (compare_debug, compare_debug_second, compare_debug_opt): New.
6816 (switches_debug_check, n_switches_debug_check): New.
6817 (debug_auxbase_opt, debug_check_temp_file): New.
6818 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6820 (do_self_spec): Handle arguments after switches.
6821 (do_spec_1): Add .gk extension to temp file basenames for compare.
6822 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6823 (cc1_options): Use it instead of normal auxbase computation for
6824 the second compare-debug compilation.
6825 (compare_files): New.
6826 (main): Set up and implement compare debug mode.
6827 (compare_debug_dump_opt_spec_function): New.
6828 (compare_debug_self_opt_spec_function): New.
6829 (compare_debug_auxbase_opt_spec_function): New.
6830 * toplev.c (process_options): Handle flag_gtoggle,
6831 flag_dump_final_insns.
6832 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6833 during -fcompare-debug-second compilation.
6835 2009-06-07 Ian Lance Taylor <iant@google.com>
6837 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6838 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6840 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6841 with no default node. Change warning with %H to warning_at.
6842 Don't clear warn_switch around case checking.
6843 * doc/invoke.texi (Warning Options): Clarify distinction between
6844 -Wswitch and -Wswitch-enum.
6846 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6848 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6852 * gbl-ctors.h: Add header guard.
6854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6856 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6857 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6858 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6859 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6860 prototypes for removed functions.
6861 (expressions_equal_p): Move to ...
6862 * tree-ssa-sccvn.h: ... here and ...
6863 * matrix-reorg.c: ... adjust includes.
6865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6867 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6869 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6871 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6872 (finish_function): Remove erroneous whitespace.
6874 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6876 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6877 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6879 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6881 * errors.c (internal_error): Commentary typo fix.
6882 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6883 * tree-ssa-pre.c: Ditto.
6885 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6887 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6888 them is supposed to hold actual statements.
6890 2009-06-06 Ian Lance Taylor <iant@google.com>
6892 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6893 empty statements can now have attributes.
6895 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6897 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6898 * config/mips/mips.md: Ditto.
6900 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6902 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6904 (__eabi_uconvert): Likewise.
6906 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6908 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6909 CFI_* definitions with IN_GCC.
6911 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6913 * xcoffout.h (xcoffout_source_line): Update prototype.
6915 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6917 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6918 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6920 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6923 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6924 inlined_function_outer_scope_p blocks for artificial inlines
6926 * tree.c (tree_nonartificial_location): Rewrite using
6927 block_nonartificial_location.
6929 2009-06-05 Revital Eres <eres@il.ibm.com>
6930 Leehod Baruch <leehod@il.ibm.com>
6932 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6933 (expand_expr_real_1): Remove comment.
6934 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6935 Vectorize misaligned access when the target supports it.
6936 (vect_supportable_dr_alignment): Check for unaligned access support.
6937 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6940 2009-06-05 Julian Brown <julian@codesourcery.com>
6942 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6943 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6945 2009-06-05 Richard Guenther <rguenther@suse.de>
6948 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6951 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6953 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6954 (save_gprs): Don't tell unwinder when a global register is saved.
6955 (s390_emit_epilogue): Emit needed epilogue unwind info.
6957 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6959 * dwarf2out.c (deferred_asm_name): New.
6960 (add_name_and_src_coords_attributes): Defer creation of
6961 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6963 (move_linkage_attr): New.
6964 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6967 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6969 * tree-nested.c (finalize_nesting_tree_1): Declare the
6970 frame_decl in the binding tree.
6972 2009-06-04 Cary Coutant <ccoutant@google.com>
6974 * basic-block.h (struct basic_block_def): Add discriminator field.
6975 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6977 * debug.c (do_nothing_debug_hooks): Add additional entry.
6978 (debug_nothing_int_charstar_int): New function.
6979 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6980 (debug_nothing_int_charstar_int): New declaration.
6981 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6982 discriminator value in .loc directive.
6983 * final.c (last_discriminator): New variable.
6984 (discriminator): New variable.
6985 (final_start_function): Initialize above variables, pass current
6986 discriminator to debug hook.
6987 (notice_source_line): Check for discriminator change.
6988 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6989 * sdbout.c (sdbout_source_line): New parameter.
6990 * tree-cfg.c (struct locus_discrim_map): New structure type.
6991 (discriminator_per_locus): New hash table.
6992 (build_gimple_cfg): Allocate and free discriminator hash table.
6993 (make_edges): Call assign_discriminator.
6994 (locus_map_hash): New function.
6995 (locus_map_eq): New function.
6996 (next_discriminator_for_locus): New function.
6997 (same_line_p): New function.
6998 (assign_discriminator): New function.
6999 (make_cond_expr_edges): Call assign_discriminator.
7000 (make_gimple_switch_edges): Likewise.
7001 (first_non_label_stmt): New function.
7002 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7004 * xcoffout.c (xcoffout_source_line): Add new parameter.
7006 * configure.ac (gcc_cv_as_discriminator): New configury check for
7007 gas support for discriminator.
7008 * configure: Regenerate.
7009 * config.in: Regenerate.
7011 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7013 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7014 val after checking for integers.
7016 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7020 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7021 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7022 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7023 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7024 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7025 X64_SSE_REGPARM_MAX.
7026 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7027 X64_SSE_REGPARM_MAX.
7029 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7031 * gcc.c (report_times_to_file): New.
7032 (execute): Implement it.
7033 (process_command): Support -time=.
7034 * doc/invoke.texi: Document it.
7036 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7038 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7039 that have value exprs.
7041 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7043 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7044 declarations for constants until...
7045 (dw2_output_indirect_constant_1): ... this point.
7047 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7050 * arm.md (arm_addsi3): Don't try to split an add with an
7051 eliminable register until after reload has completed.
7053 2009-06-03 Ian Lance Taylor <iant@google.com>
7055 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7056 * genattrtab.c (write_length_unit_log): Likewise.
7057 * genchecksum.c (dosum): Likewise.
7058 * gengtype.c (write_rtx_next): Likewise.
7059 (finish_root_table, write_roots): Likewise.
7060 * gimple.c (gimple_ops_offset_): Likewise.
7061 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7062 * config/arc/arc.c (arc_attribute_table): Likewise.
7063 * config/arm/arm.c (arm_attribute_table): Likewise.
7064 * config/avr/avr.c (avr_attribute_table): Likewise.
7065 * config/crx/crx.c (crx_attribute_table): Likewise.
7066 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7067 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7068 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7069 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7070 * config/sh/sh.c (sh_attribute_table): Likewise.
7071 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7072 * config/spu/spu.c (spu_attribute_table): Likewise.
7073 * config/v850/v850.c (v850_attribute_table): Likewise.
7075 * config/alpha/alpha.c (vms_attribute_table): Make static.
7076 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7077 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7078 * config/mips/mips.c (mips_attribute_table): Likewise.
7080 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7082 (cc1-checksum.o): Likewise.
7084 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7086 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7088 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7090 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7091 insn if it is changing sp. Use gen_add3_insn instead of
7092 conditionally gen_addsi3 and gen_adddi3.
7093 (offset_below_red_zone_p): New static inline function.
7094 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7095 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7096 * config/rs6000/ppc-asm.h: Include auto-host.h.
7097 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7098 CFI_RESTORE): Define.
7099 * config/rs6000/crtresxgpr.asm: Add unwind info.
7100 * config/rs6000/crtresxfpr.asm: Likewise.
7101 * config/rs6000/crtresgpr.asm: Likewise.
7102 * config/rs6000/crtresfpr.asm: Likewise.
7103 * config/rs6000/crtsavgpr.asm: Likewise.
7104 * config/rs6000/crtsavfpr.asm: Likewise.
7106 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7107 argument of DWARF2_FRAME_REG_OUT macros.
7109 2009-06-03 Julian Brown <julian@codesourcery.com>
7111 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7112 words or less (including TImode) in core registers.
7114 2009-06-03 Richard Guenther <rguenther@suse.de>
7117 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7119 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7121 * statistics.c (statistics_counter_event): Do not record event
7122 in pass dump if its number == -1.
7123 (curr_statistics_hash): Add assert that we never get passes
7124 with static number == -1.
7126 2009-06-03 Richard Guenther <rguenther@suse.de>
7127 Andrey Belevantsev <abel@ispras.ru>
7129 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7130 non-BLKmode arrays addressable.
7132 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7134 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7135 * config/m68k/m68k.h: ... here.
7136 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7139 2009-06-03 Martin Jambor <mjambor@suse.cz>
7141 PR tree-optimization/40323
7142 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7145 2009-06-03 Richard Guenther <rguenther@suse.de>
7147 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7150 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7152 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7153 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7154 JUMP_TABLE_DATA_P where applicable.
7155 * config/sh/sh.c: Ditto.
7156 * config/sh/sh.h: Ditto.
7157 * config/sh/sh.md: Ditto.
7158 * config/sh/symbian.c: Ditto.
7160 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7162 * config/i386/driver-i386.c (describe_cache): Optimize
7163 concatenation of strings. Use snprintf instead of sprintf.
7164 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7165 target when not compiling with GCC.
7167 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7169 * config/sh/sh.c: Revert last change.
7170 (sh_expand_epilogue): Emit a blockage insn before the frame
7171 pointer adjustment unconditionally.
7173 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7175 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7176 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7177 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7178 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7179 to COLLECT_GCC_OPTIONS.
7181 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7183 * collect2.c (target_system_root): New variable.
7184 (main): Handle --sysroot=.
7185 (ignore_library): Strip the sysroot from the library path.
7187 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7189 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7190 (collect2.o): Depend on collect2-aix.h.
7191 (collect2-aix.o): New rule.
7192 * collect2-aix.h: New file.
7193 * collect2-aix.c: Likewise.
7194 * collect2.c: Include collect2-aix.h. Don't undefine
7195 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7196 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7197 Use TARGET_AIX_VERSION instead of _AIX51.
7198 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7199 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7200 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7201 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7202 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7204 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7206 * collect2.c (ignore_library): Avoid premature post-increment
7209 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7211 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7212 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7213 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7214 CROSS_DIRECTORY_STRUCTURE too.
7215 (LINK_LIBG_SPEC): Likewise.
7216 (LIB_SPEC): Add %R to sysroot paths.
7217 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7218 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7219 * config/rs6000/aix51.h: As for aix43.h.
7220 * config/rs6000/aix52.h: Likewise.
7221 * config/rs6000/aix53.h: Likewise.
7222 * config/rs6000/aix61.h: Likewise.
7223 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7224 to the beginning of sysroot paths.
7226 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7228 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7229 INSN_LISTs that are out of the REG_NOTE range.
7231 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7233 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7234 (struct var_to_expand): Likewise.
7235 (struct opt_info): Add head and tail for linked lists of the above.
7236 (analyze_insn_to_expand_var): Initialize next.
7237 (analyze_iv_to_split_insn): Likewise.
7238 (analyze_insns_in_loop): Create linked lists.
7239 (allocate_basic_variable): Simplify for use without hash table.
7240 (insert_var_expansion_initialization): Likewise, make it type-safer.
7241 (combine_var_copies_in_loop_exit): Likewise.
7242 (apply_opt_in_copies): Walk lists rather than hash tables.
7243 (release_var_copies): Simplified and inlined by hand into...
7244 (free_opt_info): ... this function.
7246 2009-06-02 Richard Guenther <rguenther@suse.de>
7248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7251 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7253 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7254 only for builtins that are not overridden.
7256 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7258 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7261 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7263 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7265 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7267 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7269 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7271 * common.opt (fdump-unnumbered-links): New.
7272 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7273 * print-rtl.c (flag_dump_unnumbered_links): New.
7274 (print_rtx): Test it.
7276 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7278 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7279 push/pop multiple to 8-byte alignment.
7281 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7283 * config/i386/i386.c (queued_cfa_restores): New static variable.
7284 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7286 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7287 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7288 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7289 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7290 note unconditionally.
7291 (ix86_emit_restore_regs_using_mov): Likewise.
7292 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7293 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7294 it through to ix86_emit_restore_reg_using_pop.
7295 (ix86_emit_leave): Add RED_OFFSET argument. Call
7296 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7297 instead of adding REG_CFA_OFFSET note unconditionally.
7298 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7299 the above functions. Call ix86_add_queued_cfa_restore_notes when
7302 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7303 force output of the label even for dwarf2out_do_cfi_asm.
7304 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7305 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7306 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7308 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7309 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7310 dwarf2out_cfi_label callers.
7311 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7312 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7313 Adjust dwarf2out_cfi_label callers.
7314 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7316 * config/i386/i386.h (struct machine_cfa_state,
7317 struct machine_function): Guard with ifndef USED_FOR_TARGET
7318 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7321 * emutls.c (__emutls_get_address): Change arr->size to mean number
7322 of allocated arr->data entries instead of # of slots + 1.
7325 * recog.c (peep2_reinit_state): New function.
7326 (peephole2_init_state): Use it at the end of a basic block and also
7327 when seeing a RTX_FRAME_RELATED_P insn.
7329 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7331 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7332 fixuns_truncrfdi2): New.
7333 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7334 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7335 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7336 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7337 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7338 *recip_approx): Remove.
7339 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7340 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7341 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7343 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7346 2009-06-01 Ian Lance Taylor <iant@google.com>
7348 * attribs.c (register_attribute): Use CONST_CAST.
7349 * collect2.c (main): Use CONST_CAST2.
7350 (scan_prog_file): Likewise.
7351 * gcc.c (process_command, main): Likewise.
7352 * toplev.c (toplev_main): Likewise.
7354 * c-typeck.c (handle_warn_cast_qual): New static function,
7355 partially broken out of build_c_cast.
7356 (build_c_cast): Call handle_warn_cast_qual.
7357 * doc/invoke.texi (Warning Options): Document new effect of
7360 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7362 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7363 (diagnostic_report_current_module): Print columns.
7364 * common.opt (flag_show_column): Enable by default.
7366 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7368 * alias.c (find_base_term): Check for NULL term before returning.
7370 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7372 Revert due to PR40320:
7373 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7374 * calls.c (emit_library_call_value_1): Don't force_operand for move
7377 2009-06-01 Olivier Hainque <hainque@adacore.com>
7378 Eric Botcazou <ebotcazou@adacore.com>
7380 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7381 to be processed as a bitfield for constructor output purposes.
7382 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7384 * varasm.c (oc_local_state): New type, output_constructor
7385 local state to support communication with helpers.
7386 (oc_outer_state): New type, output_constructor outer state of
7387 relevance in recursive calls.
7388 (output_constructor_array_range): New output_constructor helper,
7389 extracted code for an array range element.
7390 (output_constructor_regular_field): New output_constructor helper,
7391 extracted code for an element that is not a bitfield.
7392 (output_constructor_bitfield): New output_constructor helper,
7393 extracted code for a bitfield element. Accept an OUTER state
7394 argument for recursive processing. Recurse on record or array
7395 CONSTRUCTOR values, possibly past noop conversions.
7396 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7397 VALUE is a valid constant-valued expression for use in a static
7398 bit-field initializer.
7399 (output_constructor): Rework to use helpers. Accept and honor an
7400 OUTER state argument for recursive calls. Return total size. Be
7401 prepared for nested constructors initializing bitfields.
7402 (output_constant): Feed OUTER in calls to output_constructor.
7404 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7406 * calls.c (emit_library_call_value_1): Don't force_operand for move
7409 2009-06-01 Nick Clifton <nickc@redhat.com>
7411 * doc/invoke.texi (IA-64 Options): Fix typo.
7413 2009-06-01 Ira Rosen <irar@il.ibm.com>
7415 PR tree-optimization/39129
7416 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7418 (vect_do_peeling_for_loop_bound): Use
7419 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7420 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7421 (vect_loop_versioning): Likewise.
7422 (vect_create_cond_for_alias_checks): Fix indentation.
7423 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7425 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7426 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7427 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7428 "control flow in loop".
7429 (vect_estimate_min_profitable_iters): Use
7430 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7431 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7432 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7433 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7434 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7435 statement belongs to a group of strided accesses with the exact code
7437 (vectorizable_load): Likewise.
7438 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7439 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7441 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7443 * config/freebsd-stdint.h: New file.
7444 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7445 Add freebsd-stdint.h to tm_file.
7447 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7449 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7450 (thumb2_extendhidi2): Likewise.
7452 2009-05-31 Ian Lance Taylor <iant@google.com>
7454 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7456 2009-05-31 Ian Lance Taylor <iant@google.com>
7458 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7459 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7460 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7462 2009-05-31 Jason Merrill <jason@redhat.com>
7464 * tree-pretty-print.c (print_call_name): Take the callee, not the
7465 call itself. Make non-static. Use dump_function_name for functions.
7466 (dump_generic_node): Adjust.
7467 * diagnostic.h: Declare print_call_name.
7468 * gimple-pretty-print.c (dump_gimple_call): Use it.
7470 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7472 * config/sh/sh.md (ashldi3_std): New define_expand.
7475 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7478 * config/sh/sh.c: Include debug.h.
7479 (sh_expand_epilogue): Emit a blockage insn before the frame
7480 pointer adjustment also when dwarf2out_do_frame returns true.
7482 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7484 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7485 (thumb2_extendqidi2): New pattern.
7487 2009-05-31 Ira Rosen <irar@il.ibm.com>
7489 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7490 mark phis for renaming.
7491 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7492 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7493 Call mark_sym_for_renaming.
7494 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7495 * tree-vect-loop.c (vect_transform_loop): Remove
7496 vect_memsyms_to_rename initialization and a call to
7497 mark_set_for_renaming.
7499 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7502 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7503 frame related even if !set_cfa && style < 0.
7505 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7507 * config/i386/mingw-tls.c: New file.
7508 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7509 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7510 defining _WIN32 but not __CYGWIN__.
7512 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7514 * configure.ac: Add MPC support.
7516 * config.in, configure: Regenerate.
7518 2009-05-29 Richard Henderson <rth@redhat.com>
7520 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7521 NOTE_INSN_BASIC_BLOCK.
7522 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7523 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7524 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7526 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7528 (add_cfi): Disable check redefining cfa away from drap.
7529 (lookup_cfa_1): Add remember argument; handle remember/restore.
7530 (lookup_cfa): Pass remember argument.
7531 (cfa_remember): New.
7532 (compute_barrier_args_size_1): Remove sibcall check.
7533 (dwarf2out_frame_debug_def_cfa): New.
7534 (dwarf2out_frame_debug_adjust_cfa): New.
7535 (dwarf2out_frame_debug_cfa_offset): New.
7536 (dwarf2out_frame_debug_cfa_register): New.
7537 (dwarf2out_frame_debug_cfa_restore): New.
7538 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7539 (dwarf2out_begin_epilogue): New.
7540 (dwarf2out_frame_debug_restore_state): New.
7541 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7542 DW_CFA_restore_state.
7543 (output_cfi_directive): Likewise.
7544 (convert_cfa_to_fb_loc_list): Likewise.
7545 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7546 * dwarf2out.h: Update.
7547 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7548 (copy_insn_1): Early out for null.
7549 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7550 and dwarf2out_frame_debug_restore_state.
7551 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7552 (prologue_insn_hash, epilogue_insn_hash): New.
7553 (free_after_compilation): Adjust freeing accordingly.
7554 (record_insns): Create hash table if needed; push insns into
7555 hash instead of array.
7556 (maybe_copy_epilogue_insn): New.
7557 (contains): Search hash table instead of array.
7558 (sibcall_epilogue_contains): Remove.
7559 (thread_prologue_and_epilogue_insns): Split eh_return insns
7560 and mark them as epilogues.
7561 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7562 scanning in terms of basic blocks.
7563 * insn-notes.def (CFA_RESTORE_STATE): New.
7564 * jump.c (returnjump_p_1): Accept EH_RETURN.
7565 (eh_returnjump_p_1, eh_returnjump_p): New.
7566 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7567 CFA_REGISTER, CFA_RESTORE): New.
7568 * rtl.def (EH_RETURN): New.
7569 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7571 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7572 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7574 * config/i386/i386.c (gen_push): Update cfa state.
7575 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7576 add a CFA_ADJUST_CFA note.
7577 (ix86_dwarf_handle_frame_unspec): Remove.
7578 (ix86_expand_prologue): Update cfa state.
7579 (ix86_emit_restore_reg_using_pop): New.
7580 (ix86_emit_restore_regs_using_pop): New.
7581 (ix86_emit_leave): New.
7582 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7583 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7584 * config/i386/i386.h (struct machine_cfa_state): New.
7585 (ix86_cfa_state): New.
7586 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7587 (eh_return_internal): Merge from eh_return_<mode>,
7588 use eh_return rtx, split w/ epilogue.
7590 2009-05-29 Ian Lance Taylor <iant@google.com>
7592 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7594 * calls.c (emit_library_call_value_1): Likewise.
7596 * c-typeck.c (c_build_va_arg): New function.
7597 * c-tree.h (c_build_va_arg): Declare.
7598 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7599 instead of build_va_arg.
7601 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7603 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7604 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7605 (ptr_difference_cost): Use affine combinations to compute it.
7606 (difference_cost): Likewise.
7607 (get_computation_cost_at): Compute more accurate cost for addresses
7608 if the ratio is a multiplier allowed in addresses.
7609 For non-addresses, consider that an additional offset or symbol is
7612 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7614 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7615 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7617 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7618 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7619 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7621 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7622 to 1 for TYPE_SSE{IADD1,CVT1}.
7623 (prefix_vex_imm8): Removed.
7624 (length_vex): Only pass 1 as second argument to
7625 ix86_attr_length_vex_default if prefix_extra is 0.
7626 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7627 (length): For prefix vex computation use length_immediate
7628 attribute instead of prefix_vex_imm8.
7629 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7630 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7631 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7632 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7633 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7634 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7635 a space in between the operands.
7636 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7637 if one operand is 0xff and the other one si, di, bp or sp.
7638 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7639 other one si, di, bp or sp.
7640 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7641 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7642 type and mode attributes.
7643 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7644 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7645 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7646 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7647 prefix_data16 attribute iff MODE_DF.
7648 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7649 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7650 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7651 constm128_operand in length_immediate computation.
7652 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7653 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7654 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7655 length_immediate attribute to 1.
7656 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7657 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7658 for certain alternatives.
7659 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7660 prefix_data16 attribute if MODE_V1DF.
7661 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7662 length_immediate to 1.
7663 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7664 length_address to 4, set mode attribute to MODE_DI.
7665 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7666 (fxam<mode>2_i387): Set length attribute to 4.
7667 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7668 *prefetch_3dnow_rex): Override length_address attribute.
7669 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7671 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7672 (constm128_operand): Removed.
7673 * config/i386/i386.c (memory_address_length): For
7674 disp && !index && !base in 64-bit mode account for SIB byte if
7675 print_operand_address can't optimize disp32 into disp32(%rip)
7676 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7677 for fs: or gs: segment.
7678 (ix86_attr_length_immediate_default): When checking if shortform
7679 is possible, truncate immediate to the length of the non-shortened
7681 (ix86_attr_length_address_default): Ignore MEM_P operands
7683 (ix86_attr_length_vex_default): Only check for DImode on
7684 GENERAL_REG_P operands.
7685 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7686 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7687 (sse_cvttps2pi): Clear prefix_rep attribute.
7688 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7690 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7691 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7692 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7693 iff operand 2 is const_int_operand.
7694 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7695 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7696 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7698 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7700 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7701 prefix_data16 attribute for movlpd and movhpd instructions.
7702 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7703 length_immediate for shufpd instruction.
7704 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7705 (avx_cmpp<avxmodesuffixf2c><mode>3,
7706 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7707 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7708 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7709 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7710 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7711 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7712 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7713 prefix_data16 attribute for the first alternative to 1.
7714 (*avx_loadlps): Override length_immediate for the first alternative.
7715 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7716 attributes for second alternative.
7717 (*vec_concatv2sf_sse4_1): Override length_immediate and
7718 prefix_data16 attributes for second alternative.
7719 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7720 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7721 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7722 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7723 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7724 prefix_data16 and length_immediate to 1.
7725 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7727 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7728 prefix_extra attribute for variants that don't have 0f prefix alone.
7729 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7730 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7731 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7732 *sse4_1_pextrd): Set length_immediate to 1.
7733 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7734 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7736 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7737 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7738 length_immediate to 1 for second alternative.
7739 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7740 prefix_extra and length_immediate attributes for the first
7742 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7744 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7745 to 1 for the first and third alternative.
7746 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7748 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7750 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7752 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7753 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7754 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7755 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7756 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7757 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7758 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7759 ssse3_psign<mode>3): Override prefix_rex attribute.
7760 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7761 (ssse3_palignrti): Override length_immediate to 1.
7762 (ssse3_palignrdi): Override length_immediate to 1, override
7763 prefix_rex attribute.
7764 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7765 (sse4a_extrqi): Override length_immediate to 2.
7766 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7767 (sse4a_insertq): Override prefix_data16 to 0.
7768 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7769 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7770 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7771 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7772 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7773 and length_immediate to 1.
7774 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7775 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7776 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7777 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7778 and length_immediate to 1.
7779 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7780 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7781 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7782 avx_ptest256): Override prefix_extra to 1.
7783 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7784 Override prefix_data16 and length_immediate to 1.
7785 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7786 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7787 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7788 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7789 prefix_data16 to 0 and prefix_extra to 2.
7790 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7791 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7793 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7794 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7795 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7796 and prefix_extra to 2.
7797 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7798 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7799 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7800 avx_vpermilvar<mode>3,
7801 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7802 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7803 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7804 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7805 Override prefix_extra to 1.
7806 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7807 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7808 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7809 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7810 prefix_extra and length_immediate to 1.
7811 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7813 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7814 to 1 for the first alternative.
7815 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7816 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7818 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7819 *movv2sf_internal_avx, *movv2sf_internal): Override
7820 prefix_rep attribute for certain alternatives.
7821 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7822 attributes for certain alternatives.
7823 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7824 attributes for certain alternatives.
7825 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7826 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7827 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7828 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7829 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7830 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7831 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7832 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7833 length_immediate to 1 if operand 2 is const_int_operand.
7834 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7835 *vec_extractv2si_1): Set length_immediate attribute to 1.
7836 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7837 using old 3DNOW insn rather than SSE/3DNOW_A.
7838 (mmx_emms, mmx_femms): Clear modrm attribute.
7840 2009-05-29 Martin Jambor <mjambor@suse.cz>
7842 * tree-sra.c: New implementation of SRA.
7844 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7845 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7846 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7847 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7848 (SRA_MAX_STRUCTURE_COUNT): Removed.
7849 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7850 * doc/invoke.texi (sra-max-structure-size): Removed.
7851 (sra-field-structure-ratio): Removed.
7853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7856 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7859 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7861 PR rtl-optimization/40101
7862 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7863 seqno. Adjust comment.
7864 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7865 inserting bookkeeping before a jump, the jump is not scheduled.
7866 When no positive seqno found, provide a value. Add comment.
7868 2009-05-29 Richard Guenther <rguenther@suse.de>
7870 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7871 short-cutting on the first component.
7873 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7876 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7877 for trees other than decls/types.
7879 2009-05-29 Richard Guenther <rguenther@suse.de>
7881 * tree-ssa-operands.c (get_expr_operands): Do not handle
7882 INDIRECT_REFs in the handled-component case. Remove
7883 unused get_ref_base_and_extent case.
7884 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7885 tree_low_cst and host_integerp where possible.
7886 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7887 codes for equivalence.
7888 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7890 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7892 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7893 to tmake_file for i[34567]86-*-cygwin*.
7895 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7898 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7899 (altivec_categorize_keyword, init_vector_keywords,
7900 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7903 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7905 * tree.c (handle_dll_attribute): Check if node is
7906 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7908 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7910 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7912 (thumb2_zero_extendqidi2): Likewise.
7914 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7916 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7917 instead of gen_movrt.
7918 * config/sh/sh.md (movrt): Remove.
7920 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7922 * doc/invoke.texi (IA-64 Options):
7923 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7924 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7925 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7926 -msched-prefer-non-control-spec-insns,
7927 -msched-stop-bits-after-every-cycle,
7928 -msched-count-spec-in-critical-path,
7929 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7930 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7931 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7932 and -msched-spec-verbose.
7934 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7936 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7937 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7939 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7941 2009-05-28 Richard Guenther <rguenther@suse.de>
7943 * tree-ssa-alias.c (ao_ref_init): New function.
7944 (ao_ref_base): Likewise.
7945 (ao_ref_base_alias_set): Likewise.
7946 (ao_ref_alias_set): Likewise.
7947 (refs_may_alias_p_1): Change signature.
7948 (refs_may_alias_p): Adjust.
7949 (refs_anti_dependent_p): Likewise.
7950 (refs_output_dependent_p): Likewise.
7951 (call_may_clobber_ref_p_1): Change signature.
7952 (call_may_clobber_ref_p): Adjust.
7953 (stmt_may_clobber_ref_p_1): New function split out from ...
7954 (stmt_may_clobber_ref_p): ... here.
7955 (maybe_skip_until): Adjust signature.
7956 (get_continuation_for_phi): Likewise.
7957 (walk_non_aliased_vuses): Likewise.
7958 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7959 (ao_ref_init): Declare.
7960 (ao_ref_base): Likewise.
7961 (ao_ref_alias_set): Likewise.
7962 (stmt_may_clobber_ref_p_1): Likewise.
7963 (walk_non_aliased_vuses): Adjust.
7964 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7965 (get_ref_from_reference_ops): remove.
7966 (vn_reference_lookup_2): Adjust signature.
7967 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7968 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7969 (vn_reference_lookup): Adjust.
7970 (vn_reference_insert): Likewise.
7971 (vn_reference_insert_pieces): Adjust signature.
7972 (visit_reference_op_call): Adjust.
7973 * tree-ssa-pre.c (get_expr_type): Simplify.
7974 (phi_translate_1): Adjust.
7975 (compute_avail): Likewise.
7976 (translate_vuse_through_block): Do not re-build trees.
7977 (value_dies_in_block_x): Likewise.
7978 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7980 (vn_reference_lookup_pieces): Adjust declaration.
7981 (vn_reference_insert_pieces): Likewise.
7983 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7985 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7986 with checking disabled.
7988 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7992 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7993 macro definition for support of three-operand format aligned
7994 .comm directive in assembler on cygwin/pe/mingw target OS.
7995 * configure: Regenerate.
7996 * config.h: Regenerate.
7998 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7999 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8000 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8002 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8003 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8005 2009-05-28 Ira Rosen <irar@il.ibm.com>
8007 PR tree-optimization/40254
8008 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8009 in analysis of basic blocks.
8011 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8014 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8015 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8016 (TARGET_INITIALIZER): Use it.
8017 * cse.c (CHEAPER): Move it up to the other macros.
8018 (insert): Rename this ...
8019 (insert_with_costs): ... to this. Add cost parameters. Update
8021 (insert): New function. Call insert_with_costs.
8022 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8023 find_reg_offset_for_const, try_const_anchors): New functions.
8024 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8025 when using a const-anchor. Call insert_const_anchors.
8026 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8027 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8029 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8031 * tree-inline.c (remap_decls): Enable nonlocalized variables
8032 when not optimizing.
8034 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8036 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8037 Simplify other tests involving optimize.
8039 2009-05-27 Tom Tromey <tromey@redhat.com>
8041 * unwind-dw2.c (_Unwind_DebugHook): New function.
8042 (uw_install_context): Call _Unwind_DebugHook.
8044 2009-05-27 Tom Tromey <tromey@redhat.com>
8046 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8048 2009-05-27 Ian Lance Taylor <iant@google.com>
8050 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8051 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8052 (ALL_LINKERFLAGS): Define.
8053 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8054 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8055 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8056 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8057 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8058 $(LINKER_FOR_BUILD).
8059 (build/gcov-iov$(build_exeext)): Likewise.
8061 2009-05-27 Julian Brown <julian@codesourcery.com>
8063 * gcse.c (target.h): Include.
8064 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8065 copy of argument to a pseudo register.
8067 2009-05-27 Diego Novillo <dnovillo@google.com>
8069 * tree-ssa-live.c (dump_scope_block): Document arguments.
8070 (dump_scope_blocks): Document.
8071 (debug_scope_blocks): New.
8072 * tree-flow.h (debug_scope_blocks): Declare.
8074 2009-05-21 Denis Chertykov <denisc@overta.ru>
8076 * doc/contrib.texi (Contributors): Add myself to the list.
8078 2009-05-27 Olivier Hainque <hainque@adacore.com>
8080 * expr.c (target_align): New function. Alignment the TARGET of an
8081 assignment may be assume to have.
8082 (highest_pow2_factor_for_target): Use it instead of relying on
8083 immediate tree attributes of TARGET, not necessarily honored when
8084 intermediate bitfields are involved.
8086 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8089 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8090 AVX, SSE4, AES, PCLMUL and POPCNT.
8092 2009-05-27 Diego Novillo <dnovillo@google.com>
8094 * tree-pretty-print.c (dump_location): New.
8095 (dump_generic_node): Call it.
8096 Factor code to handle BLOCK nodes ...
8097 (dump_block_node): ... here.
8099 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8101 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8103 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8105 * gcc-plugin.h: Include config.h and system.h.
8106 (IN_GCC): Define if not defined.
8108 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8111 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8114 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8116 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8118 * config/m32r/m32r.h: Ditto.
8119 * config/m32r/m32r.md: Ditto.
8120 * config/m32r/predicates.md: Ditto.
8122 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8124 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8126 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8129 (Loading plugins): typo.
8130 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8131 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8132 (Interacting with the GCC Garbage Collector): Added new section.
8133 (Giving information about a plugin): Added new section for
8135 * ggc.h (ggc_register_root_tab): Added declaration.
8136 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8137 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8138 (register_callback): Improved comment in declaration.
8139 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8140 (extra_root_vec) Added static variable for dynamic roots registration.
8141 (ggc_register_root_tab) Added new routine.
8142 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8143 PLUGIN_GGC_MARKING event.
8144 * ggc-zone.c: Include plugin.h.
8145 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8146 * ggc-page.c: Include plugin.h.
8147 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8148 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8149 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8150 (register_callback): check lack of callbacks for
8151 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8152 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8153 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8154 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8155 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8156 dependency on plugin.h.
8157 (plugin.o): Added dependency on ggc.h...
8159 2009-05-26 Richard Guenther <rguenther@suse.de>
8163 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8164 with mismatched comparison modes.
8166 * expr.c (expand_expr_real_1): Expand the operand of a
8167 VIEW_CONVERT_EXPR in its natural mode.
8169 2009-05-26 Ian Lance Taylor <iant@google.com>
8171 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8172 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8173 (ALL_COMPILERFLAGS): Define.
8174 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8175 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8176 (collect2$(exeext), collect2.o): Likewise.
8177 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8178 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8179 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8180 (libbackend.o, intl.o, cppdefault.o): Likewise.
8181 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8182 (build/%.o): Use $(COMPILER_FOR_BUILD).
8183 (build/gen%$(build_exeext)): Likewise.
8184 (build/gcov-iov$(build_exeext)): LIkewise.
8185 * config/t-darwin (darwin.o): Use $(COMPILER).
8186 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8187 * config/t-sol2 (sol2-c.o): Likewise.
8189 * config/t-vxworks (vxworks.o): Likewise.
8190 * config/x-darwin (host-darwin.o): Likewise.
8191 * config/x-hpux (host-hpux.o): Likewise.
8192 * config/x-linux (host-linux.o): Likewise.
8193 * config/x-solaris (host-solaris.o): Likewise.
8194 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8195 * config/arm/t-arm (arm-c.o): Likewise.
8196 * config/arm/t-pe (pe.o): Likewise.
8197 * config/arm/t-wince-pe (pe.o): Likewise.
8198 * config/i386/t-cygming (winnt.o): Likewise.
8199 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8200 * config/i386/t-cygwin (cygwin1.o): Likewise.
8201 (cygwin2.o): Likewise.
8202 * config/i386/t-i386 (i386-c.o): Likewise.
8203 * config/i386/t-interix (winnt.o): Likewise.
8204 * config/i386/t-netware (netware.o): Likewise.
8205 * config/i386/t-nwld (nwld.o): Likewise.
8206 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8207 * config/i386/x-i386 (driver-i386.o): Likewise.
8208 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8209 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8210 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8211 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8212 * config/mips/x-native (driver-native.o): Likewise.
8213 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8214 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8215 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8216 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8217 * config/score/t-score-elf (score7.o): Likewise.
8218 (score3.o): Likewise.
8219 * config/sh/t-sh (sh-c.o): Likewise.
8220 * config/sh/t-symbian (sh-c.o): Likewise.
8221 (symbian.o): Likewise.
8222 * config/spu/t-spu-elf (spu-c.o): Likewise.
8223 * config/v850/t-v850 (v850-c.o): Likewise.
8224 * config/v850/t-v850e (v850-c.o): Likewise.
8226 2009-05-26 Richard Guenther <rguenther@suse.de>
8228 PR tree-optimization/40122
8229 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8230 VECTOR_CSTs if possible.
8231 (fold_gimple_assign): Likewise.
8233 2009-05-26 Richard Guenther <rguenther@suse.de>
8236 * fold-const.c (fold_binary): Use the correct types for building
8239 2009-05-26 Richard Guenther <rguenther@suse.de>
8241 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8242 redundant calls to merge_alias_info.
8243 (bump_vector_ptr): Likewise.
8244 * tree-ssa-copy.c (merge_alias_info): Remove.
8245 (replace_exp_1): Remove call to merge_alias_info.
8246 (propagate_tree_value): Likewise.
8247 (fini_copy_prop): Propagate points-to info.
8248 * tree-flow.h (merge_alias_info): Remove.
8250 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8252 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8254 2009-05-25 Jan Hubicka <jh@suse.cz>
8256 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8257 * cgraph.h (struct inline_summary): New filed self_wize,
8258 size_inlining_benefit, self_time and time_inlining_benefit.
8259 (struct cgraph_global_info): Replace insns by time ans size fields.
8260 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8261 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8262 (ipcp_update_callgraph): Do not touch function bodies.
8263 * ipa-inline.c: Include except.h
8264 (MAX_TIME): New constant.
8265 (overall_insns): Remove.
8267 (overall_size, max_benefit): New static variables.
8268 (cgraph_estimate_time_after_inlining): New function.
8269 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8270 (cgraph_clone_inlined_nodes): Update size.
8271 (cgraph_mark_inline_edge): Update size.
8272 (cgraph_estimate_growth): Use size info.
8273 (cgraph_check_inline_limits): Check size.
8274 (cgraph_default_inline_p): Likewise.
8275 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8276 (cgraph_decide_recursive_inlining): Check size.
8277 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8279 (cgraph_decide_inlining): Likewise.
8280 (cgraph_decide_inlining_incrementally): Likewise; honor
8281 PARAM_EARLY_INLINING_INSNS.
8282 (likely_eliminated_by_inlining_p): New predicate.
8283 (estimate_function_body_sizes): New function.
8284 (compute_inline_parameters): Use it.
8285 * except.c (must_not_throw_labels): New function.
8286 * except.h (must_not_throw_labels): Declare.
8287 * tree-inline.c (init_inline_once): Kill inlining_weigths
8288 * tree-ssa-structalias.c: Avoid uninitialized warning.
8289 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8290 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8291 (PARAM_INLINE_CALL_COST): Remove.
8292 (PARAM_EARLY_INLINING_INSNS): New.
8294 2009-05-25 Richard Guenther <rguenther@suse.de>
8296 PR tree-optimization/36327
8297 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8298 callback for reference translation or lookup at the point of may-defs.
8299 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8300 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8301 for union COMPONENT_REFs.
8302 (vn_reference_lookup_3): New callback. Lookup from memset
8303 and CONSTRUCTOR assignment, translate through struct copies.
8304 (vn_reference_lookup_pieces): Make sure to not free the
8305 passed operands array. Adjust walk_non_aliased_vuses call.
8306 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8307 make sure we do not leak memory.
8309 2009-05-25 Richard Guenther <rguenther@suse.de>
8311 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8312 * tree-inline.c (expand_call_inline): Reset the escaped and
8314 * tree-ssa-structalias.c (pass_build_ealias): New.
8315 * tree-pass.h (pass_build_ealias): Declare.
8316 * passes.c (init_optimization_passes): Add PTA during
8317 early optimizations.
8318 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8319 and CALLUSED solutions.
8320 (dump_points_to_solution): New function, split out from ...
8321 (dump_points_to_info_for): ... here.
8322 * tree-parloops.c (parallelize_loops): Reset the escaped and
8325 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8328 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8329 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8331 2009-05-25 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/40238
8334 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8335 statements after basic block's labels.
8336 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8337 to free the allocated memory.
8339 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8341 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8342 return address with a USE.
8344 2009-05-24 Richard Guenther <rguenther@suse.de>
8347 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8348 array type from the main variant of the inner type.
8350 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8352 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8353 definition to bool (from int) to un-break build.
8354 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8356 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8358 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8359 discard_stmt_changes): Delete.
8360 * tree-ssa-operands.c (scb_stack): Delete.
8361 (init_ssa_operands): Do not initialize it.
8362 (fini_ssa_operands): Do not free it.
8363 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8365 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8366 update_stmt, remove the others. Fix comments.
8367 * tree-dfa.c (optimize_stack_restore): Likewise.
8368 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8369 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8370 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8371 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8373 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8374 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8375 (dom_opt_finalize_block): Likewise, adjusting access to
8377 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8378 (stmts_to_rescan): Change item type to gimple.
8379 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8381 2009-05-24 Ira Rosen <irar@il.ibm.com>
8383 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8384 * tree-pass.h (pass_slp_vectorize): New pass.
8385 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8386 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8387 * tree-vectorizer.c (timevar.h): Include.
8388 (user_vect_verbosity_level): Declare.
8389 (vect_location): Fix comment.
8390 (vect_set_verbosity_level): Update user_vect_verbosity_level
8391 instead of vect_verbosity_level.
8392 (vect_set_dump_settings): Add an argument. Ignore user defined
8393 verbosity if dump flags require higher level of verbosity. Print to
8394 stderr only for loop vectorization.
8395 (vectorize_loops): Update call to vect_set_dump_settings.
8396 (execute_vect_slp): New function.
8397 (gate_vect_slp): Likewise.
8398 (struct gimple_opt_pass pass_slp_vectorize): New.
8399 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8401 (vec_info_for_bb): New function.
8402 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8403 (VECTORIZATION_ENABLED): New macro.
8404 (SLP_ENABLED, SLP_DISABLED): Likewise.
8405 (vect_is_simple_use): Add bb_vec_info argument.
8406 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8407 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8408 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8409 vect_schedule_slp, vect_analyze_slp): Likewise.
8410 (vect_analyze_stmt): Add slp_tree argument.
8411 (find_bb_location): Declare.
8412 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8413 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8414 (vect_analyze_loop_operations, vect_analyze_loop,
8415 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8416 vect_finalize_reduction, vectorizable_reduction,
8417 vectorizable_live_operation, vect_transform_loop): Likewise.
8418 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8419 skip evolution analysis if analyzing a basic block.
8420 (dr_analyze_indices): Likewise.
8421 (initialize_data_dependence_relation): Skip the test whether the
8422 object is invariant for basic blocks.
8423 (compute_all_dependences): Skip dependence analysis for data
8424 references in basic blocks.
8425 (find_data_references_in_stmt): Don't fail in case of invariant
8426 access in basic block.
8427 (find_data_references_in_bb): New function.
8428 (find_data_references_in_loop): Move code to
8429 find_data_references_in_bb and add a call to it.
8430 (compute_data_dependences_for_bb): New function.
8431 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8432 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8434 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8435 unknown dependence in basic block and fail in case of dependence in
8437 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8438 dependence instances from either loop or basic block vectorization
8440 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8441 before calling nested_in_vect_loop_p.
8442 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8443 dependence instances from either loop or basic block vectorization
8445 (vect_verify_datarefs_alignment): Likewise.
8446 (vect_enhance_data_refs_alignment): Adjust function calls.
8447 (vect_analyze_data_refs_alignment): Likewise.
8448 (vect_analyze_group_access): Fix printing. Skip different checks if
8449 DR_STEP is 0. Keep strided stores either in loop or basic block
8450 vectorization data structure. Fix indentation.
8451 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8453 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8454 dependence instances from either loop or basic block vectorization
8456 (vect_analyze_data_refs): Update comment. Call
8457 compute_data_dependences_for_bb to analyze basic blocks.
8458 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8459 case of loop vectorization. In case of basic block vectorization use
8460 data-ref itself as a base.
8461 (vect_create_data_ref_ptr): In case of basic block vectorization:
8462 don't advance the pointer, add new statements before the current
8463 statement. Adjust function calls.
8464 (vect_supportable_dr_alignment): Support only aligned accesses in
8465 basic block vectorization.
8466 * common.opt (ftree-slp-vectorize): New flag.
8467 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8468 (vect_pattern_recog_1): Likewise.
8469 * tree-vect-stmts.c (process_use): Likewise.
8470 (vect_init_vector): Add new statements in the beginning of the basic
8471 block in case of basic block SLP.
8472 (vect_get_vec_def_for_operand): Adjust function calls.
8473 (vect_finish_stmt_generation): Likewise.
8474 (vectorizable_call): Add assert that it is loop vectorization, adjust
8476 (vectorizable_conversion, vectorizable_assignment): Likewise.
8477 (vectorizable_operation): In case of basic block SLP, take
8478 vectorization factor from statement's type and skip the relevance
8479 check. Adjust function calls.
8480 (vectorizable_type_demotion): Add assert that it is loop
8481 vectorization, adjust function calls.
8482 (vectorizable_type_promotion): Likewise.
8483 (vectorizable_store): Check for outer loop only in case of loop
8484 vectorization. Adjust function calls. For basic blocks, skip the
8485 relevance check and don't advance pointers.
8486 (vectorizable_load): Likewise.
8487 (vectorizable_condition): Add assert that it is loop vectorization,
8488 adjust function calls.
8489 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8490 that it is not reduction, get vector type, call only supported
8491 functions, skip loop specific parts.
8492 (vect_transform_stmt): Check for outer loop only in case of loop
8494 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8495 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8496 for external definition.
8497 * passes.c (pass_slp_vectorize): New pass.
8498 * tree-vect-slp.c (find_bb_location): New function.
8499 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8500 check for patterns only in loops.
8501 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8502 case of multiple types in basic block SLP.
8503 (vect_mark_slp_stmts_relevant): New function.
8504 (vect_supported_load_permutation_p): Fix comment.
8505 (vect_analyze_slp_instance): Add argument. In case of basic block
8506 SLP, take vectorization factor from statement's type, check that
8507 unrolling factor is 1. Adjust function call. Save SLP instance in
8508 either loop or basic block vectorization structure. Return FALSE,
8510 (vect_analyze_slp): Add argument. Get strided stores groups from
8511 either loop or basic block vectorization structure. Return FALSE
8512 if basic block SLP failed.
8513 (new_bb_vec_info): New function.
8514 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8515 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8516 (vect_schedule_slp): Add argument. Get SLP instances from either
8517 loop or basic block vectorization structure. Set vectorization factor
8518 to be 1 for basic block SLP.
8519 (vect_slp_transform_bb): New function.
8520 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8522 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8524 * final.c (shorten_branches): Do not align labels for jump tables.
8525 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8527 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8529 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8530 Remove outdated reference to flow.c and fix nits.
8531 * doc/gccint.texi: Tweak RTL description.
8532 * doc/rtl.texi: Likewise.
8534 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8536 * config/avr/avr.c: Change my email address.
8537 * config/avr/avr.h: Likewise.
8538 * config/avr/avr.md: Likewise.
8539 * config/avr/avr-protos.h: Likewise.
8540 * config/avr/libgcc.S: Likewise.
8542 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8544 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8545 (spu_split_load, spu_split_store): Change return type to int.
8546 (spu_split_convert): Declare.
8547 * config/spu/predicates.md (spu_mem_operand): Remove.
8548 (spu_mov_operand): Update.
8549 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8550 * config/spu/spu.c (regno_aligned_for_load): Remove.
8551 (reg_aligned_for_addr, spu_expand_load): Define.
8552 (spu_expand_extv): Reimplement and handle MEM.
8553 (spu_expand_insv): Handle MEM.
8554 (spu_sched_reorder): Handle insn's with length 0.
8555 (spu_legitimate_address_p): Reimplement.
8556 (store_with_one_insn_p): Return TRUE for any mode with size
8557 larger than 16 bytes.
8558 (address_needs_split): Define.
8559 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8561 (spu_convert_move): Define.
8562 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8563 (spu_split_store): Change all MEM's to TImode.
8564 (spu_init_expanders): Preallocate registers that correspond to
8565 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8567 (spu_split_convert): Define.
8568 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8569 (_move<mode>, _movdi, _movti): Update predicate and condition.
8570 (load, store): Change to define_split.
8571 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8573 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8574 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8575 define_insn_and_split of lshr<mode>3.
8576 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8577 (<v>ashr<mode>3_imm): Define.
8578 (extv, extzv, insv): Allow MEM operands.
8579 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8580 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8581 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8582 (_spu_convert2): Change to define_insn_and_split and remove the
8583 corresponding define_peephole2.
8584 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8585 Change predicates to memory_operand.
8587 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8589 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8591 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8593 PR tree-optimization/40219
8594 * tree.c (iterative_hash_expr): Make sure the builtin function is
8595 a normal builtin function and not a front end or back end builtin
8596 before indexing into the built_in_decls array.
8598 2009-05-22 Richard Guenther <rguenther@suse.de>
8601 * alias.c (write_dependence_p): Do not use TBAA for answering
8602 anti-dependence or output-dependence.
8603 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8604 (emit_pointer_definition): Remove.
8605 (emit_alias_warning): Likewise.
8606 (find_what_var_points_to): Remove TBAA pruning code.
8607 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8609 (compute_points_to_sets): Remove code computing the set of
8610 dereferenced pointers.
8611 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8612 oracle for querying anti and output dependencies.
8613 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8614 if TBAA may be applied.
8615 (refs_anti_dependent_p): New function.
8616 (refs_output_dependent_p): Likewise.
8617 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8618 (refs_output_dependent_p): Likewise.
8619 * doc/tree-ssa.texi (Memory model): New section.
8620 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8621 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8622 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8623 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8624 * expr.c (expand_expr_real_1): Likewise.
8625 * gimple-low.c (lower_stmt): Likewise.
8626 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8627 (dump_gimple_cdt): Remove.
8628 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8629 (gimple_size): Likewise.
8630 (walk_gimple_op): Likewise.
8631 (is_gimple_stmt): Likewise.
8632 (walk_stmt_load_store_addr_ops): Likewise.
8633 (gimple_build_cdt): Remove.
8634 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8635 * gimple.h (gimple_cdt_new_type): Remove.
8636 (gimple_cdt_new_type_ptr): Likewise.
8637 (gimple_cdt_set_new_type): Likewise.
8638 (gimple_cdt_location): Likewise.
8639 (gimple_cdt_location_ptr): Likewise.
8640 (gimple_cdt_set_location): Likewise.
8641 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8642 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8643 GIMPLE_CHANGE_DYNAMIC_TYPE.
8644 (verify_types_in_gimple_stmt): Likewise.
8645 * tree-inline.c (estimate_num_insns): Likewise.
8646 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8647 (copy_decl_to_var): Likewise.
8648 (copy_result_decl_to_var): Likewise.
8649 * tree-pretty-print.c (dump_generic_node): Do not handle
8650 CHANGE_DYNAMIC_TYPE_EXPR.
8651 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8652 * tree-ssa-operands.c (get_expr_operands): Likewise.
8653 * tree-ssa-structalias.c (struct variable_info): Remove
8654 no_tbaa_pruning member.
8655 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8656 (unify_nodes): Do not copy it.
8657 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8658 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8659 (set_uids_in_ptset): Do not check it.
8660 (find_what_var_points_to): Likewise.
8661 (compute_tbaa_pruning): Remove.
8662 (compute_points_to_sets): Do not call it.
8663 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8664 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8665 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8666 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8667 (DECL_NO_TBAA_P): Likewise.
8668 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8669 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8670 (expand_omp_atomic_pipeline): Do not set it.
8671 * print-tree.c (print_node): Do not dump it.
8672 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8675 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8678 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8681 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8683 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8686 2009-05-22 Ben Elliston <bje@au.ibm.com>
8688 * Makefile.in (bversion.h, s-bversion): New targets.
8689 (TOPLEV_H): Add bversion.h.
8690 * toplev.h: Include "bversion.h".
8691 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8692 the __format__ attribute only if compiling with the same version
8693 of GCC as the sources (the "build version").
8695 2009-05-22 Ben Elliston <bje@au.ibm.com>
8697 * c-format.c (handle_format_attribute): Fix comment typo.
8699 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8702 * config/ia64/ia64.opt (mfused-madd): New.
8703 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8704 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8705 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8706 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8707 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8708 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8709 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8710 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8711 instruction if !TARGET_FUSED_MADD.
8712 (fpma, fpms): Remove colon from name.
8714 2009-05-22 Richard Guenther <rguenther@suse.de>
8716 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8717 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8718 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8720 (create_expression_by_pieces): Only convert if necessary.
8721 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8722 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8724 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8726 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8727 regular pattern from a template and rename it ...
8728 (*extzv_truncsi_exts): ... to this.
8730 2009-05-21 Richard Guenther <rguenther@suse.de>
8732 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8733 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8734 (cgraph_default_inline_p): Likewise.
8735 (cgraph_decide_inlining_incrementally): Likewise.
8737 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8738 Uros Bizjak <ubizjak@gmail.com>
8740 * config/i386/cpuid.h (bit_MOVBE): New.
8742 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8744 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8745 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8746 (ix86_handle_option): Handle OPT_mmovbe.
8747 (ix86_target_string): Add -mmovbe.
8748 (pta_flags): Add PTA_MOVBE.
8749 (processor_alias_table): Add PTA_MOVBE to "atom".
8750 (override_options): Handle PTA_MOVBE.
8752 * config/i386/i386.h (TARGET_MOVBE): New.
8754 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8755 (*bswapsi_movbe): New.
8756 (*bswapdi_movbe): Likewise.
8757 (bswapdi2): Renamed to ...
8759 (bswapdi2): New expander.
8761 * config/i386/i386.opt (mmovbe): New.
8763 * doc/invoke.texi: Document -mmovbe.
8765 2009-05-21 Taras Glek <tglek@mozilla.com>
8767 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8768 * gcc-plugin.h (plugin_init): Updated signature.
8769 * gcc-plugin.h (plugin_name_args): Moved to this header.
8770 * doc/plugins.texi (plugin_init): Updated documention to reflect
8772 * doc/plugins.texi (plugin_name_args): Added to documention.
8774 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8776 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8777 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8779 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8781 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8782 JUMP_TABLE_DATA_P predicates where applicable.
8783 * config/i386/predicates.md: Ditto.
8784 * config/i386/sse.md: Ditto.
8786 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8788 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8789 operand2 -128 override length_immediate attribute to 1.
8790 * config/i386/predicates.md (constm128_operand): New predicate.
8792 * config/i386/i386.c (memory_address_length): Handle %r12
8793 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8795 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8796 mode look through optional ZERO_EXTEND and SUBREG.
8797 * config/i386/i386.md (R12_REG): New define_constant.
8798 (prefix_data16): For sse unit set also for MODE_TI insns.
8799 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8800 insns set if operand 1 is ext_QIreg_operand.
8801 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8802 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8804 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8805 mode from MODE_DI to MODE_SI.
8806 (movdi_1_rex64): Override modrm and length_immediate attributes
8807 only for movabs (TYPE_IMOV, alternative 2).
8808 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8810 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8811 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8812 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8813 prefix_rex attribute if DImode.
8814 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8815 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8816 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8817 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8818 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8819 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8820 Likewise. For TYPE_IMOV clear length_immediate attribute.
8821 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8822 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8823 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8824 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8825 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8826 or one operand TYPE_ISHIFT.
8827 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8828 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8829 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8830 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8831 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8832 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8833 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8834 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8835 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8836 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8837 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8838 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8839 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8840 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8841 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8842 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8843 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8844 set mode attribute, don't override length attribute.
8845 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8847 (return_internal_long): Set length attribute to 2 instead of 1.
8848 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8849 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8850 prefix_rex attribute.
8851 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8853 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8855 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8857 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8859 2009-05-20 Ian Lance Taylor <iant@google.com>
8861 * tree.c (build_tree_list_vec_stat): New function.
8862 (ctor_to_vec): New function.
8863 (build_nt_call_vec): New function.
8864 (build_call_array): Change args to be a const pointer.
8865 (build_call_vec): New function.
8866 * tree.h (build_nt_call_vec): Declare.
8867 (build_tree_list_vec_stat): Declare.
8868 (build_tree_list_vec): Define.
8869 (build_call_array): Update declaration.
8870 (build_call_vec): Declare.
8871 (ctor_to_vec): Declare.
8872 * c-common.c (tree_vector_cache): New static variable.
8873 (make_tree_vector): New function.
8874 (release_tree_vector): New function.
8875 (make_tree_vector_single): New function.
8876 (make_tree_vector_copy): New function.
8877 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8878 (make_tree_vector_single, make_tree_vector_copy): Declare.
8879 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8880 (c_parser_expr_list): Don't manage cache here, instead call
8882 (c_parser_release_expr_list): Remove static function.
8883 (c_parser_vec_to_tree_list): Remove static function.
8884 (c_parser_attributes): Call build_tree_list_vec instead of
8885 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8886 c_parser_release_expr_list.
8887 (c_parser_postfix_expression_after_primary): Likewise.
8888 (c_parser_objc_keywordexpr): Likewise.
8890 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8892 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8893 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8894 TARGET_CONVERT_TO_TYPE.
8895 * hooks.c (hook_tree_const_tree_null): Define.
8896 * hooks.h (hook_tree_const_tree_null): Declare.
8897 * target.h (struct gcc_target): Add invalid_parameter_type,
8898 invalid_return_type, promoted_type, and convert_to_type fields.
8899 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8900 (TARGET_INVALID_RETURN_TYPE): Define.
8901 (TARGET_PROMOTED_TYPE): Define.
8902 (TARGET_CONVERT_TO_TYPE): Define.
8903 (TARGET_INITIALIZER): Update for new fields.
8904 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8905 (grokparms): Check targetm.invalid_parameter_type.
8906 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8907 * c-convert.c (convert): Check targetm.convert_to_type.
8909 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8911 * config/mips/mips.md (*extenddi_truncate<mode>,
8912 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8914 (*extendhi_truncateqi): New define_insn_and_sptit.
8916 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8919 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8920 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8922 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8924 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8925 the operand of VIEW_CONVERT_EXPR.
8927 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8929 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8930 extended family and model for Intel processors. Support Intel Atom.
8932 2009-05-20 Olivier Hainque <hainque@adacore.com>
8934 * gstab.h (stab_code_type): Define, to be used instead of the
8935 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8937 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8938 occurrences by stab_code_type.
8939 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8941 2009-05-20 Martin Jambor <mjambor@suse.cz>
8943 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8944 (sra_insert_before): Likewise.
8945 (sra_insert_after): Likewise.
8946 (sra_init_cache): Likewise.
8947 (sra_type_can_be_decomposed_p): Likewise.
8948 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8949 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8950 (sra_insert_before): Likewise.
8951 (sra_insert_after): Likewise.
8952 (sra_init_cache): Likewise.
8953 (insert_edge_copies_seq): Made static and moved upwards.
8955 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8958 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8960 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8961 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8964 2009-05-20 Richard Guenther <rguenther@suse.de>
8966 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8967 with mismatched comparison modes.
8969 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8971 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8972 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8973 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8974 with shifts for Thumb2.
8975 (orsi_notsi): New for orn.
8976 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8977 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8978 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8979 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8980 Don't invert remainder for IOR.
8982 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8984 PR tree-optimization/40087
8985 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8986 number_of_iterations_ne): Rename never_infinite argument.
8987 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8988 number_of_iterations_le): Handle pointer-type ivs when
8989 exit_must_be_taken is false.
8990 (number_of_iterations_cond): Do not always assume that
8991 exit_must_be_taken if the control variable is a pointer.
8993 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8995 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8996 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8998 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9000 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9001 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9003 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9006 * c.opt (Wlogical-op): Disabled by default.
9007 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9009 * doc/invoke.texi (Wlogical-op): Likewise.
9011 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9013 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9015 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9016 Propagate the type of the first operand.
9017 <ASSERT_EXPR>: Simplify.
9018 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9019 Rewrite using the RHS code as discriminant.
9020 <NOP_EXPR>: Turn into CASE_CONVERT.
9021 <PLUS_EXPR>: Propagate the type of the first operand.
9023 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9025 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9026 (ia64_dconst_0_375): New.
9027 * config/ia64/ia64.c (ia64_override_options): Remove
9028 -minline-sqrt-min-latency warning.
9029 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9030 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9031 * config/ia64/ia64.md (*sqrt_approx): Remove.
9032 (sqrtsf2): Remove #if 0.
9033 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9034 (sqrtdf): Remove assert.
9035 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9036 (sqrtxf2): Remove #if 0.
9037 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9038 * div.md (sqrt_approx_rf): New.
9039 (sqrtsf2_internal_thr): New implementation.
9040 (sqrtsf2_internal_lat): New.
9041 (sqrtdf2_internal_thr: New implementation.
9042 (sqrtxf2_internal): New implementation.
9044 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9045 Hans-Peter Nilsson <hp@axis.com>
9047 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9048 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9049 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9050 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9051 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9052 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9053 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9054 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9055 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9056 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9057 * c-common.c: ...from here.
9059 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9061 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9063 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9065 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9067 2009-05-19 Ben Elliston <bje@au.ibm.com>
9069 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9070 assignments with memcpy calls.
9071 (add_fdes): Likewise.
9072 (binary_search_unencoded_fdes): Likewise.
9073 (linear_search_fdes): Eliminate type puns.
9075 2009-05-19 Richard Guenther <rguenther@suse.de>
9077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9078 not falsely claim to have propagated into all uses.
9080 2009-05-19 Ben Elliston <bje@au.ibm.com>
9082 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9085 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9087 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9088 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9089 (TARGET_LEGITIMATE_ADDRESS_P): New.
9090 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9091 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9093 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9096 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9097 child of the containing namespace's DIE.
9099 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9101 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9102 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9103 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9106 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9109 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9110 gen_align with gen_pad.
9111 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9112 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9114 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9115 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9117 * config/i386/i386.md (align): Renamed to ...
9118 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9119 ASM_OUTPUT_MAX_SKIP_PAD.
9121 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9123 * config.gcc: Fix variable syntax.
9126 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9127 before calling exact_log2.
9128 (output_iorsi3): Likewise.
9129 (output_xorsi3): Likewise.
9131 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9133 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9134 for the none zero constant operand except for EQ and NE
9135 comprisons even when the first operand is R0.
9137 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9139 * config/s390/2064.md: Remove trailing whitespaces.
9140 * config/s390/2084.md: Likewise.
9141 * config/s390/constraints.md: Likewise.
9142 * config/s390/fixdfdi.h: Likewise.
9143 * config/s390/libgcc-glibc.ver: Likewise.
9144 * config/s390/s390-modes.def: Likewise.
9145 * config/s390/s390-protos.h: Likewise.
9146 * config/s390/s390.c: Likewise.
9147 * config/s390/s390.h: Likewise.
9148 * config/s390/s390.md: Likewise.
9149 * config/s390/tpf-unwind.h: Likewise.
9151 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9153 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9155 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9158 * configure.ac (m68k-*-*): Check if binutils support TLS.
9159 * configure: Regenerate.
9160 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9161 * config/m68k/constraints.md (Cu): New constraint.
9162 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9163 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9164 (movsi): Handle TLS symbols.
9165 (addsi3_5200): Handle XTLS symbols, indent.
9166 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9167 (m68k_tls_reference_p): Declare.
9168 (m68k_legitimize_address): Declare.
9169 (m68k_unwrap_symbol): Declare.
9170 * config/m68k/m68k.opt (mxtls): New option.
9171 * config/m68k/m68k.c (ggc.h): Include.
9172 (m68k_output_dwarf_dtprel): Implement hook.
9173 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9174 (m68k_expand_prologue): Load GOT pointer when function needs it.
9175 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9176 (m68k_legitimate_constant_address_p): Same.
9177 (m68k_decompose_address): Handle TLS references.
9178 (m68k_get_gp): New static function.
9179 (enum m68k_reloc): New contants.
9180 (TLS_RELOC_P): New macro.
9181 (m68k_wrap_symbol): New static function.
9182 (m68k_unwrap_symbol): New function.
9183 (m68k_final_prescan_insn_1): New static function.
9184 (m68k_final_prescan_insn): New function.
9185 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9187 (legitimize_pic_address): Handle TLS references..
9188 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9189 (m68k_libcall_value_in_a0_p)
9190 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9191 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9192 (m68k_legitimize_tls_address): Handle TLS references.
9193 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9195 (m68k_legitimize_address): Handle TLS symbols.
9196 (m68k_get_reloc_decoration): New static function.
9197 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9199 (m68k_output_dwarf_dtprel): Implement hook.
9200 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9201 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9202 m68k_call_* routines.
9203 (sched_attr_op_type): Handle TLS symbols.
9204 (gt-m68k.h): Include.
9205 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9206 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9208 2009-05-18 Martin Jambor <mjambor@suse.cz>
9210 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9211 (visit_store_addr_for_mod_analysis): New function.
9212 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9213 (determine_cst_member_ptr): Use gimple_assign_single_p.
9214 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9215 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9216 operands. Don't check number of operands of a NOP_EXPR.
9218 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9220 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9222 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9225 * c-common.c (warn_logical_operator): Don't warn if one of
9226 expression isn't always true or false.
9228 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9230 * config/i386/biarch32.h: New file.
9231 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9233 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9235 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9236 *zero_extend<mode>_truncqi): Merge these into ...
9237 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9238 Name the pattern following this as *zero_extendhi_truncqi.
9240 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9243 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9244 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9245 (output_info): Make field HOST_WIDEST_INT.
9246 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9247 (dump_bitmat_statistics): Same.
9249 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9251 * config.gcc (use_gcc_stdint): Set to wrap.
9252 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9253 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9254 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9255 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9256 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9257 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9258 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9259 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9261 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9263 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9265 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9266 Move definitions earlier.
9267 (OPT_ARCH64, OPT_ARCH32): Define.
9268 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9271 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9274 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9277 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9279 * arm.md (movdi2): Copy non-reg values to DImode registers.
9281 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9284 * final.c (label_to_max_skip): New function.
9285 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9286 CODE_LABEL_NUMBER <= max_labelno.
9287 * output.h (label_to_max_skip): New prototype.
9288 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9289 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9290 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9291 Handle CODE_LABELs with >= 16 byte alignment or with
9292 max_skip == (1 << align) - 1.
9293 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9294 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9297 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9298 .p2align 3 if MAX_SKIP is smaller than 7.
9299 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9301 2009-05-15 Ian Lance Taylor <iant@google.com>
9303 * alias.c (struct alias_set_entry_d): Rename from struct
9304 alias_set_entry. Change all uses.
9305 * except.c (struct call_site_record_d): Rename from struct
9306 call_site_record. Change all uses.
9307 * except.h (struct eh_region_d): Rename from struct eh_region.
9309 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9311 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9312 ivtype_map_elt. Change all uses.
9313 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9315 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9316 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9318 (struct sese_d): Rename from struct sese. Change all uses.
9319 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9320 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9321 * optabs.h (struct optab_d): Rename from struct optab. Change all
9323 (struct convert_optab_d): Rename from struct convert_optab.
9325 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9326 ipa_opt_pass. Change all uses.
9327 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9330 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9331 defined as a typedef.
9332 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9335 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9338 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9340 (merge_ranges): Returns bool.
9341 * tree.h (make_range): .. to here.
9342 (build_range_check): Likewise.
9343 (merge_ranges): Likewise. Renamed from merge_ranges.
9344 * c-typeck.c (parser_build_binary_op): Update calls to
9345 warn_logical_operator.
9346 * c-common.c (warn_logical_operator): Add new warning.
9347 * c-common.h (warn_logical_operator): Update declaration.
9349 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9351 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9353 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9355 * doc/install.texi: Document MPC requirements, flags etc.
9357 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9358 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9359 Evaluate constant arguments.
9360 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9361 (fold_builtin_1): Likewise, also evaluate constant arguments.
9362 Remove superfluous break.
9363 (do_mpc_ckconv): New.
9364 * real.h: Include mpc.h.
9365 * toplev.c (print_version): Output MPC version info if available.
9367 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9369 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9371 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9373 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9376 2009-05-15 Jan Hubicka <jh@suse.cz>
9378 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9379 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9380 (try_inline): Fix return value.
9381 (cgraph_decide_inlining_incrementally): Honor new value.
9382 (cgraph_early_inlining): Handle indirect inlining.
9383 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9385 2009-05-15 Jan Hubicka <jh@suse.cz>
9387 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9388 * cgraphunit.c (cgraph_finalize_function): Set it.
9389 (cgraph_expand_function): Use it.
9391 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9393 * real.c (encode_ieee_half): Define.
9394 (decode_ieee_half): Define.
9395 (ieee_half_format): Define.
9396 (arm_half_format): Define.
9397 * real.h (ieee_half_format): Declare.
9398 (arm_half_format): Declare.
9400 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9402 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9403 swapped, and reversed optabs exist before trying to use them.
9405 2009-05-15 Paul Brook <paul@codesourcery.com>
9406 Sandra Loosemore <sandra@codesourcery.com>
9408 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9409 loads. Allow PRE_DEC.
9410 (output_move_neon): Handle PRE_DEC.
9411 (arm_print_operand): Add 'A' for neon structure loads.
9412 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9413 * config/arm/neon.md (neon_mov): Update comment.
9414 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9416 (Um): New constraint.
9418 2009-05-15 Jan Hubicka <jh@suse.cz>
9420 Revert the following patch until testsuite fallout is fixed:
9421 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9422 * cgraph.h (struct inline_summary): New filed self_wize,
9423 size_inlining_benefit, self_time and time_inlining_benefit.
9424 (struct cgraph_global_info): Replace insns by time ans size fields.
9425 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9426 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9427 (ipcp_update_callgraph): Do not touch function bodies.
9428 * ipa-inline.c: Include except.h
9429 (MAX_TIME): New constant.
9430 (overall_insns): Remove
9431 (overall_size, max_benefit): New static variables.
9432 (cgraph_estimate_time_after_inlining): New function.
9433 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9434 (cgraph_clone_inlined_nodes): Update size.
9435 (cgraph_mark_inline_edge): Update size.
9436 (cgraph_estimate_growth): Use size info.
9437 (cgraph_check_inline_limits): Check size.
9438 (cgraph_default_inline_p): Likewise.
9439 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9440 (cgraph_decide_recursive_inlining): Check size.
9441 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9443 (cgraph_decide_inlining): Likewise.
9444 (cgraph_decide_inlining_incrementally): Likewise; honor
9445 PARAM_EARLY_INLINING_INSNS.
9446 (likely_eliminated_by_inlining_p): New predicate.
9447 (estimate_function_body_sizes): New function.
9448 (compute_inline_parameters): Use it.
9449 * except.c (must_not_throw_labels): New function.
9450 * except.h (must_not_throw_labels): Declare.
9451 * tree-inline.c (init_inline_once): Kill inlining_weigths
9452 * tree-ssa-structalias.c: Avoid uninitialized warning.
9453 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9454 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9455 (PARAM_INLINE_CALL_COST): Remove.
9456 (PARAM_EARLY_INLINING_INSNS): New.
9458 2009-05-15 Richard Guenther <rguenther@suse.de>
9460 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9461 not TODO_update_ssa.
9463 2009-05-15 Richard Guenther <rguenther@suse.de>
9465 PR tree-optimization/39999
9466 * gimple.h (gimple_expr_type): Use the expression type looking
9467 through useless conversions.
9468 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9469 (vn_nary_op_insert_stmt): Likewise.
9470 (simplify_binary_expression): Likewise.
9472 2009-05-15 Richard Guenther <rguenther@suse.de>
9474 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9475 New options, enabled by default.
9476 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9478 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9479 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9480 * tree-ssa-structalias.c (gate_tree_pta): New function.
9481 (pass_build_alias): Use it.
9483 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9486 recurse on an invariant address if a conversion from a pointer
9487 type to a wider integer type is involved.
9489 2009-05-15 Jan Hubicka <jh@suse.cz>
9491 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9492 * cgraph.h (struct inline_summary): New filed self_wize,
9493 size_inlining_benefit, self_time and time_inlining_benefit.
9494 (struct cgraph_global_info): Replace insns by time ans size fields.
9495 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9496 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9497 (ipcp_update_callgraph): Do not touch function bodies.
9498 * ipa-inline.c: Include except.h
9499 (MAX_TIME): New constant.
9500 (overall_insns): Remove
9501 (overall_size, max_benefit): New static variables.
9502 (cgraph_estimate_time_after_inlining): New function.
9503 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9504 (cgraph_clone_inlined_nodes): Update size.
9505 (cgraph_mark_inline_edge): Update size.
9506 (cgraph_estimate_growth): Use size info.
9507 (cgraph_check_inline_limits): Check size.
9508 (cgraph_default_inline_p): Likewise.
9509 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9510 (cgraph_decide_recursive_inlining): Check size.
9511 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9513 (cgraph_decide_inlining): Likewise.
9514 (cgraph_decide_inlining_incrementally): Likewise; honor
9515 PARAM_EARLY_INLINING_INSNS.
9516 (likely_eliminated_by_inlining_p): New predicate.
9517 (estimate_function_body_sizes): New function.
9518 (compute_inline_parameters): Use it.
9519 * except.c (must_not_throw_labels): New function.
9520 * except.h (must_not_throw_labels): Declare.
9521 * tree-inline.c (init_inline_once): Kill inlining_weigths
9522 * tree-ssa-structalias.c: Avoid uninitialized warning.
9523 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9524 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9525 (PARAM_INLINE_CALL_COST): Remove.
9526 (PARAM_EARLY_INLINING_INSNS): New.
9527 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9528 (inline-call-cost): Remove.
9529 (early-inlining-insns): New.
9531 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9533 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9535 (print_int_cst_bounds_in_octal_p): Likewise.
9536 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9538 * dwarf2out.c (base_type_die): Likewise.
9539 (is_subrange_type): Delete.
9540 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9541 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9542 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9543 if the destination type is boolean.
9544 (build_range_check): Do not special-case subtypes.
9545 (fold_sign_changed_comparison): Likewise.
9546 (fold_unary): Likewise.
9547 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9549 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9550 * tree.c (subrange_type_for_debug_p): New predicate based on the
9551 former is_subrange_type.
9552 * tree.h (subrange_type_for_debug_p): Declare.
9553 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9554 (convert_affine_scev): Remove call to above function.
9555 (chrec_convert_aggressive): Likewise.
9556 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9557 false for conversions involving subtypes.
9558 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9559 (vrp_val_min): Likewise.
9560 (needs_overflow_infinity): Likewise.
9561 (extract_range_from_unary_expr): Likewise.
9563 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9565 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9566 * config/frv/frv.c: Likewise.
9567 * config/s390/s390.c: Likewise.
9568 * config/sparc/sparc.h: Likewise.
9569 * config/i386/i386.h: Likewise.
9570 * config/i386/i386.c: Likewise.
9571 * config/crx/crx.c: Likewise.
9572 * config/m68hc11/m68hc11.h: Likewise.
9573 * config/iq2000/iq2000.c: Likewise.
9574 * config/mn10300/mn10300.h: Likewise.
9575 * config/mn10300/mn10300.c: Likewise.
9576 * config/m68k/m68k.c: Likewise.
9577 * config/rs6000/rs6000.c: Likewise.
9578 * config/rs6000/xcoff.h: Likewise.
9579 * config/rs6000/linux64.h: Likewise.
9580 * config/rs6000/sysv4.h: Likewise.
9581 * config/score/score3.c: Likewise.
9582 * config/score/score7.c: Likewise.
9583 * config/score/score.c: Likewise.
9584 * config/arm/arm.md: Likewise.
9585 * config/mips/mips.c: Likewise.
9586 * config/mips/mips.md: Likewise.
9587 * config/bfin/bfin.h: Likewise.
9588 * config/pa/pa.c: Likewise.
9589 * config/pa/constraints.md: Likewise.
9591 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9592 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9593 * config/pdp11/pdp11.h: Use memory_address_p instead.
9595 2009-05-14 Ian Lance Taylor <iant@google.com>
9597 * passes.c (finish_optimization_passes): Change i to int.
9598 * plugin.c (plugins_active_p): Change event to int.
9599 (dump_active_plugins): Likewise.
9600 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9602 * tree.c (tree_range_check_failed): Change c to unsigned int.
9603 (omp_clause_range_check_failed): Likewise.
9604 (build_common_builtin_nodes): Change mode to int. Add cast.
9605 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9606 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9608 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9609 ++ or -- with a variable of enum type.
9611 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9614 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9616 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9618 * store-motion.c: Do not include params.h
9619 * Makefile.in: Fix dependencies for various files.
9621 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9623 * auto-inc-dec.c: Fix pass description, remove apparent
9624 accidental duplication.
9626 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9629 * ipa-utils.h (memory_identifier_string): Moved to ...
9630 * tree.h (memory_identifier_string): Here. Add GTY(()).
9632 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9634 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9635 in the former documentation of...
9636 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9637 * ira-conflicts.c (get_dup_num): Use address_operand.
9638 * targhooks.c (default_legitimate_address_p): New.
9639 * targhooks.h (default_legitimate_address_p): New.
9640 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9642 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9643 * target.h (struct target): Add legitimate_address_p.
9644 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9645 (TARGET_INITIALIZER): Include it.
9647 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9648 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9649 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9650 (TARGET_LEGITIMATE_ADDRESS_P): New.
9652 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9653 (REG_OK_STRICT_P): Delete.
9654 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9655 (frv_legitimate_address_p_1): ... this.
9656 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9657 (frv_legitimate_address_p_1): ... the renamed old
9658 frv_legitimate_address_p.
9659 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9660 (TARGET_LEGITIMATE_ADDRESS_P): New.
9662 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9663 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9664 * config/s390/s390.c (legitimate_address_p): Rename to...
9665 (s390_legitimate_address_p): ... this, make static.
9666 (legitimize_address): Adjust call.
9667 (TARGET_LEGITIMATE_ADDRESS_P): New.
9668 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9670 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9671 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9672 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9673 (TARGET_LEGITIMATE_ADDRESS_P): New.
9675 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9676 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9677 * config/spu/spu.c (spu_legitimate_address): Rename to...
9678 (spu_legitimate_address_p): ... this, make static.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9683 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9684 (sparc_legitimate_address_p): ... this, make static and return bool.
9685 (legitimize_address): Adjust call.
9686 (TARGET_LEGITIMATE_ADDRESS_P): New.
9688 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9689 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9690 * config/i386/i386.c (legitimate_address_p): Rename to...
9691 (ix86_legitimate_address_p): ... this, make static.
9692 (constant_address_p): Move after it, adjust call.
9693 (TARGET_LEGITIMATE_ADDRESS_P): New.
9695 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9696 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9697 * config/avr/avr.c (legitimate_address_p): Rename to...
9698 (avr_legitimate_address_p): ... this, make static.
9699 (legitimize_address): Adjust call.
9700 (TARGET_LEGITIMATE_ADDRESS_P): New.
9702 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9703 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9704 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9705 (TARGET_LEGITIMATE_ADDRESS_P): New.
9707 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9708 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9709 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9710 (TARGET_LEGITIMATE_ADDRESS_P): New.
9712 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9713 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9715 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9717 (TARGET_LEGITIMATE_ADDRESS_P): New.
9719 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9720 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9722 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9724 (m68hc11_legitimate_address_p): ... this, make static.
9725 (go_if_legitimate_address_internal): Rename to...
9726 (m68hc11_legitimate_address_p_1): ... this.
9727 (legitimize_address): Adjust call.
9728 (TARGET_LEGITIMATE_ADDRESS_P): New.
9730 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9731 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9732 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9733 (TARGET_LEGITIMATE_ADDRESS_P): New.
9735 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9736 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9737 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9738 (mn10300_legitimate_address_p): ... this, make static.
9739 (TARGET_LEGITIMATE_ADDRESS_P): New.
9741 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9742 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9743 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9744 (TARGET_LEGITIMATE_ADDRESS_P): New.
9746 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9747 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9748 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9749 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9750 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9751 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9752 (rs6000_legitimate_address_p): ... this, make static.
9753 (TARGET_LEGITIMATE_ADDRESS_P): New.
9754 (REG_MODE_OK_FOR_BASE_P): Delete.
9755 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9757 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9758 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9760 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9761 static, adjust types.
9762 (TARGET_LEGITIMATE_ADDRESS_P): New.
9764 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9765 * config/score/score.c (score_address_p): Rename to...
9766 (score_legitimate_address_p): ... this.
9767 (TARGET_LEGITIMATE_ADDRESS_P): New.
9768 * config/score/score3.c (score3_address_p): Rename to...
9769 (score3_legitimate_address_p): ... this.
9770 * config/score/score7.c (score7_address_p): Rename to...
9771 (score7_legitimate_address_p): ... this.
9773 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9774 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9775 GO_IF_LEGITIMATE_ADDRESS): Delete.
9776 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9777 thumb2_legitimate_address_p): Delete.
9778 (arm_legitimate_address_p): Rename to...
9779 (arm_legitimate_address_outer_p): ... this.
9780 * config/arm/constraints.md ("Uq"): Adjust call.
9781 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9782 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9784 (arm_legitimate_address_outer_p): ... this.
9785 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9787 (TARGET_LEGITIMATE_ADDRESS_P): New.
9789 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9790 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9791 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9792 (TARGET_LEGITIMATE_ADDRESS_P): New.
9794 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9795 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9796 * config/vax/vax.c (legitimate_address_p): Rename to...
9797 (vax_legitimate_address_p): ... this, make static.
9798 (TARGET_LEGITIMATE_ADDRESS_P): New.
9800 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9801 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9802 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9803 (TARGET_LEGITIMATE_ADDRESS_P): New.
9805 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9806 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9807 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9808 (mmix_legitimate_address_p): ... this, make static.
9809 (TARGET_LEGITIMATE_ADDRESS_P): New.
9811 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9812 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9813 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9814 (TARGET_LEGITIMATE_ADDRESS_P): New.
9816 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9818 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9819 of MODE_COMPLEX_INT.
9821 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9823 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9824 LCT_NORMAL in function call.
9825 * mips-tdump.c (print_file_desc): Add cast to enum type.
9826 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9827 (mark_stabs): Add casts to enum types.
9828 (parse_stabs_common): Add casts to enum types.
9830 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9832 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9833 Check for invalid values of LETTER.
9835 2009-05-13 Taras Glek <tglek@mozilla.com>
9837 * attribs.c (register_attribute): moved out attribute registration
9838 into register_attribute.
9839 * doc/plugins.texi: Documented register_attribute and
9841 * gcc-plugin.h: Added forward decl for register_attribute.
9842 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9843 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9844 PLUGIN_ATTRIBUTES boilerplate.
9846 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9848 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9849 values even in sentinel and empty entries.
9850 (ms_printf_flag_specs): Likewise.
9851 (ms_scanf_flag_specs): Likewise.
9852 (ms_strftime_flag_specs): Likewise.
9853 (ms_print_char_table): Likewise.
9854 (ms_scan_char_table): Likewise.
9855 (ms_time_char_table): Likewise.
9857 2009-05-13 Doug Kwan <dougkwan@google.com>
9859 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9861 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9863 * config/mips/mips.md (store): Add attributes for QI and HI.
9865 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9866 (truncdi<mode>2): ... this new pattern.
9868 2009-05-13 Brad Hards <bradh@kde.org>
9870 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9872 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9873 Ben Elliston <bje@au.ibm.com>
9876 * dse.c (check_mem_read_rtx): Guard against width == -1.
9878 2009-05-13 Michael Matz <matz@suse.de>
9881 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9882 (trivially_conflicts_p): New function.
9883 (insert_backedge_copies): Use it.
9885 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9887 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9888 (handle_stdc_pragma): Use new enum constant names.
9889 (handle_pragma_float_const_decimal64): Ditto.
9891 2009-05-13 Ian Lance Taylor <iant@google.com>
9893 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9896 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9898 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9899 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9901 * config/m68k/m68k.h (FL_UCLINUX): Define.
9903 2009-05-13 Jan Hubicka <jh@suse.cz>
9905 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9907 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9909 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9910 unless -fschedule-insns is specified.
9912 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9915 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9916 TARGET_EXPAND_CBRANCHDI4.
9917 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9918 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9919 (cmpeqdi): Fix comment.
9921 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9923 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9924 (sh_legitimate_address_p): Likewise.
9925 * config/sh/sh.c (sh_legitimate_index_p): New.
9926 (sh_legitimate_address_p): Likewise.
9927 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9928 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9929 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9930 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9931 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9932 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9933 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9934 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9935 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9937 2009-05-12 Jan Hubicka <jh@suse.cz>
9939 * tree-inline.c (estimate_operator_cost): Add operands;
9940 when division happens by constant, it is cheap.
9941 (estimate_num_insns): Loads and stores are not having cost of 0;
9942 EH magic stuff is cheap; when computing runtime cost of switch,
9943 use log2 base of amount of its cases; builtin_expect has cost of 0;
9944 compute cost for moving return value of call.
9945 (init_inline_once): Initialize time_based flags.
9946 * tree-inline.h (eni_weights_d): Add time_based flag.
9948 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9950 * df-core.c: Update head documentation.
9952 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9955 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9956 shadowing exisiting variable op1.
9958 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/driver-i386.c (processor_signatures): New enum.
9962 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9963 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9964 processor signature to detect geode processor.
9966 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9970 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9972 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9973 causes spurious differences between trunk and cond-optab branch.
9975 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9977 * dojump.c (compare_from_rtx): Delete.
9978 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9979 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9980 if the comparison does not satisfy the predicate; test predicates for
9981 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9982 further if one existing pattern fails.
9983 * expr.h (compare_from_rtx): Delete.
9984 (prepare_operand): Declare it.
9985 * optabs.c: Change "lib call" to "libcall" throughout.
9986 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9987 HAVE_conditional_trap, emit_cmp_insn): Delete.
9988 (can_compare_p): Delete cmp_optab case.
9989 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9990 Accept other parameters by value.
9991 (prepare_operand): Make non-static.
9992 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9993 other parameters by value. Try to widen operands here based on
9994 an optab_methods argument and looking at cbranch_optab.
9995 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9996 loop. Use cbranch_optab directly.
9997 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9998 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10000 (emit_conditional_move, emit_conditional_add): Inline what's needed
10001 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10002 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10003 with COMPARE. Move cmov_optab and cstore_optab above
10004 with cbranch_optab, move cmp_optab down with ucmp_optab,
10005 remove tst_otpab. Do not initialize trap_rtx.
10006 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10007 for trap code. Do not check HAVE_conditional_trap. Use
10008 prepare_cmp_insn. Accept no predicate for operand 3.
10009 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10010 (OTI_ctrap, ctrap_optab): New.
10011 (tst_optab): Delete.
10012 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10013 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10014 with lookup of ctrap_optab.
10015 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10017 (ctrap_optab): New.
10019 * combine.c (combine_simplify_rtx, simplify_set): Do not
10020 special case comparing against zero for cc0 machines.
10021 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10022 COMPARE on cc0 machines.
10023 (simplify_relational_operation): Return a new expression when
10024 a COMPARE could be removed.
10025 * final.c (final_scan_insn): Compare cc_status values
10026 against LHS of a (compare FOO (const_int 0)) cc0 source.
10027 Also check if cc_status.value is the full compare.
10029 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10030 (cstoreMM4): Document.
10031 (conditional_trap): Document ctrapMM4 instead.
10032 (sync_compare_and_swapMM): Refer to cbranchcc4.
10033 (Dependent Patterns): Eliminate obsolete information referring to
10034 the old jump optimization phase.
10035 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10036 of compares with 0 on cc0 machines.
10037 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10038 avoiding references to cc0. Remove text about storing operands
10040 * doc/tm.texi (Condition Codes): Include blurb on different
10041 condition code representations, separate into subsections for
10042 CC0, MODE_CC and conditional execution.
10044 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10045 alpha_emit_setcc): Accept operands and a machine mode.
10046 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10047 Get code/op0/op1 from operands, use machine mode argument
10048 instead of alpha_compare.fp_p. Emit the branch here.
10049 (alpha_emit_setcc): Likewise, and return boolean.
10050 (alpha_emit_conditional_move): Likewise. Assert that
10051 cmp_op_mode == cmp_mode, and simplify accordingly.
10052 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10053 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10054 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10056 (stack probe test): Use cbranchdi4.
10057 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10059 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10060 * config/arc/arc.h (movsicc, movsfcc): Use it.
10061 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10062 (cbranchsi4, cstoresi4): New.
10063 (cmpsi, bCC and sCC expanders): Remove.
10065 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10066 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10067 * config/arm/predicates.md (arm_comparison_operator): Only include
10068 floating-point operators if there is a hardware floating-point unit.
10069 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10070 deferring to cbranch_cc and cstore_cc respectively.
10071 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10072 cbranch_cc, cstore_cc): New.
10073 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10075 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10077 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10078 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10080 (adjust_insn_length): Adjust calls.
10081 (avr_reorg): Handle (compare (foo) (const_int 0)).
10082 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10083 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10084 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10085 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10087 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10088 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10090 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10091 (cbranchsi4, cstorebi4, cstoresi4): New.
10092 (movbisi): This insn is duplicate, split it to zero_extend.
10093 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10094 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10095 (bfin_optimize_loop): Use cbranch expander.
10096 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10097 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10098 (bfin_bimode_comparison_operator): ... this.
10099 (bfin_direct_comparison_operator): New.
10101 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10102 inside (compare FOO (const_int 0)).
10103 (cris_rtx_costs): Handle ZERO_EXTRACT.
10104 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10105 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10106 (*tstdi_v32): Delete.
10107 (*cmpdi_non_v32): Add M alternative for operand 1.
10108 (cmpsi, cmp<mode>): Make private.
10109 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10111 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10113 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10114 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10115 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10116 (cc_reg_operand): New.
10117 (any_cond): Delete.
10118 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10119 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10120 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10121 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10122 crx_expand_scond): Delete.
10124 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10126 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10127 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10129 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10130 cstoresi4, cstoresf4, cstoredf4): New.
10131 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10132 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10133 Receive the entire operands array.
10134 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10135 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10136 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10137 Get test/op0/op1 from the operands array.
10138 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10140 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10141 (h8300_expand_store): New.
10142 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10144 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10145 (h8300_expand_store): New.
10146 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10147 or do not try to produce (set (cc0) REG).
10148 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10149 change a compare into a move to a scratch register. Disable some
10150 peepholes when comparing with zero.
10151 (tstsi, tsthi, tstsi, cmpqi): Make private.
10153 (bCC, sCC): Delete.
10154 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10157 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10158 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10159 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10160 (ix86_emit_i387_log1p): Use cbranchxf2.
10161 (ix86_expand_setcc): Return void.
10162 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10163 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10164 cmp<MODEF>, cmpcc): Remove.
10165 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10166 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10167 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10168 (sCC and bCC expanders): Remove.
10169 (stack_protect_test): Use cbranchcc4.
10171 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10173 (ia64_expand_compare): Accept three rtx by reference and return void.
10174 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10175 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10176 from *expr. Update *expr with the BImode comparison to do.
10177 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10178 cmptf, bCC, sCC, conditional_trap): Delete.
10179 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10180 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10181 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10182 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10183 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10185 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10186 type of last argument.
10187 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10188 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10189 use machine mode argument instead of branch_type. Remove dead
10190 code for floating-point comparisons.
10191 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10192 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10194 (cbranchsi4, cstoresi4): New.
10195 * config/iq2000/predicates.md (reg_or_const_operand): New.
10197 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10198 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10199 (b<code>_op): Rewrite to...
10200 (bcc_op): ... this, using match_operator.
10201 (s<code>_op): Rewrite to...
10202 (scc_op): ... this, using match_operator.
10203 (s<code>_24_op): Rewrite to...
10204 (scc_op_24): ... this, using match_operator.
10205 (s<code>_<mode>): Rewrite to...
10206 (cstore<mode>4): ... this, using match_operator.
10207 (s<code>_<mode>_24): Rewrite to...
10208 (cstore<mode>4_24): ... this, using match_operator.
10209 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10210 m32c_unpend_compare, m32c_expand_scc): Delete.
10211 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10212 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10213 (m32c_expand_movcc): Change NE to EQ if necessary.
10214 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10216 * config/m32r/m32r-protos.h (gen_cond_store): New.
10217 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10218 (gen_cond_store): New, from sCC patterns.
10219 (m32r_expand_block_move): Use cbranchsi4.
10220 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10221 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10222 (cbranchsi4, cstoresi4): New.
10224 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10226 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10227 (m68hc11_notice_update_cc): Look into a compare with 0.
10228 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10230 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10231 cmphi, cmpqi, bCC): Delete.
10232 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10233 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10234 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10237 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10238 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10239 * config/m68k/constraints.md (H): New.
10240 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10241 the define_insn below.
10242 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10243 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10244 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10245 patterns): Wrap RHS with COMPARE.
10246 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10247 (*cmpdi_internal): Name this pattern.
10248 (cmpdi): Change to define_insn.
10249 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10250 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10251 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10253 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10254 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10255 (conditional_trap): Change to...
10256 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10257 (*conditional_trap): Use the ordered_comparison_operator and
10258 const1_operand predicates.
10259 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10260 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10261 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10262 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10264 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10265 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10266 (mcore_gen_compare): New.
10267 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10268 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10269 (mcore_gen_compare): ... this.
10270 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10271 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10272 (stack probe pattern): Use cbranchsi4.
10274 * config/mips/predicates.md (mips_cstore_operator): New.
10275 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10276 * config/mips/mips.md (any_cond): Delete.
10277 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10279 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10280 fixuns_truncsfdi2): Use cbranch patterns.
10281 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10282 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10283 Adjust call to mips_expand_conditional_branch.
10284 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10286 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10287 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10288 * config/mips/mips.c (cmp_operands): Delete.
10289 (mips_emit_compare): Get comparison operands from *op0/*op1.
10290 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10291 that it succeeds. Use op0/op1 instead of cmp_operands.
10292 (mips_expand_conditional_branch, mips_expand_conditional_move,
10293 mips_expand_conditional_trap): Likewise.
10294 (mips_block_move_loop): Use cbranch patterns.
10295 * config/mips/mips.h (cmp_operands): Delete.
10297 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10298 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10299 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10300 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10301 (*cmpcc_folded): Rename to...
10302 (*cmpdi_folded): this.
10303 (*cmpcc): Rename to...
10305 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10308 (cbranchdf4): New. Handle invalid comparisons here.
10309 * config/mmix/predicates.md (float_comparison_operator): New.
10311 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10312 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10313 * config/mn10300/mn10300.md (tst): Delete.
10314 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10315 Name these patterns and wrap RHS in a compare.
10316 (*cmpsi): Make this pattern private. Include tst.
10317 (*cmpsf): Make this pattern private.
10318 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10319 (compare with zero peepholes): Likewise.
10321 (cbranchsi4, cbranchsf4): New.
10322 (casesi): Use cbranchsi4.
10324 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10325 hppa_branch_type): Delete.
10326 (return_addr_rtx): Use cbranchsi4.
10327 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10328 Emit CCFPmode comparison here.
10329 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10330 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10331 hppa_branch_type): Delete.
10332 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10333 (movsicc, movdicc): Remove references to hppa_compare_op0,
10334 hppa_compare_op1 and compare_from_rtx.
10335 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10336 (casesi): Use cbranchsi4.
10338 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10339 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10340 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10341 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10342 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10344 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10345 (*branch, *branch_inverted): New.
10347 * config/picochip/picochip.md (cbranchhi4): Use
10348 ordered_comparison_operator.
10349 (cmphi, bCC): Remove.
10351 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10352 (trap_comparison_operator): Delete.
10353 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10354 rs6000_emit_cbranch): Accept mode and operands.
10355 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10356 rs6000_compare_fp_p): Delete.
10357 (rs6000_generate_compare): Accept mode and comparison. Extract code
10358 and op0/op1 from there. Replace references to rs6000_compare_op0
10359 and rs6000_compare_op1.
10360 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10361 extract result from passed operands.
10362 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10363 extract loc from passed operands.
10364 (rs6000_emit_cmove): Likewise.
10365 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10366 rs6000_compare_fp_p): Delete.
10367 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10368 (cbranch<GPR>4, cbranch<FP>4): New.
10369 (cstore<mode>4): New. Consolidate here all choices about when to use
10370 portable or specialized sCC sequences.
10371 (stack_protect_test): Use cbranchsi4.
10372 (conditional_trap): Replace with ctrap<GPR>4.
10373 (conditional trap insn): Replace trap_comparison_operator with
10374 ordered_comparison_operator.
10376 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10377 (s390_emit_prologue): Use ctrap.
10378 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10379 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10380 New predicates replacing...
10381 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10382 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10383 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10384 (add<mode>cc): Do not use s390_compare_op0/op1.
10385 (s<code>): Change to...
10386 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10387 (seq): Change to...
10388 (cstorecc4): ... this. Handle EQ or NE equally.
10389 (*sne): Un-privatize for use in cstorecc4.
10390 (b<code>): Change to...
10391 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10392 (conditional_trap): Replace with...
10393 (ctrap<GPR>4, ctrap<FP>4): ... these.
10394 (stack_protect): Use cbranchcc4.
10396 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10397 * config/score/score-protos.h (score_gen_cmp): Delete.
10398 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10399 (score_block_move-loop): Use cbranchsi4.
10400 * config/score/score.md (cbranchsi4): New.
10401 (cmpsi, bCC): Delete.
10402 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10403 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10404 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10405 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10406 * config/score/score3.h (score3_gen_cmp): Delete.
10407 * config/score/score7.h (score7_gen_cmp): Delete.
10409 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10410 (sh_emit_scc_to_t): ... this. Return void.
10411 (from_compare): Rename to...
10412 (sh_emit_compare_and_branch): ... this.
10413 (sh_emit_compare_and_set): New.
10414 (sh_expand_t_scc): Accept operands.
10415 * config/sh/predicates.md (sh_float_comparison_operator): New.
10416 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10417 (prepare_scc_operands): Rename to...
10418 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10420 (sh_emit_cheap_store_flag): New.
10421 (sh_emit_set_t_insn): New.
10422 (from_compare): Rename to...
10423 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10424 handling of TARGET_SH2E floating point to avoid recursive call.
10425 Generate branch here.
10426 (sh_emit_compare_and_set): New.
10427 (sh_expand_t_scc): Get op0/op1 from arguments.
10428 (sh_emit_cheap_store_flag): New.
10429 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10431 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10432 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10433 (movsicc, movdicc): Do nothing when it recreated operands from
10434 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10435 prepare_scc_operands (now sh_emit_scc_to_t).
10436 (udivdi3): Use cstoresi4.
10437 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10438 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10439 (cbranchint4_media, cbranchfp4_media): New.
10440 (casesi): Use cbranchdi4.
10441 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10443 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10444 (movnegt): Remove second operand.
10445 (cbranchsf4, cbranchdf4): New.
10446 (stack_protect): Use cbranchdi4/cbranchsi4.
10448 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10449 (gen_compare_reg): Accept comparison, extract part of it to...
10450 (gen_compare_reg_1): ... this.
10451 (gen_compare_operator): Delete.
10452 (gen_v9_scc): Accept separate destination, comparison code and arms.
10453 Do not use sparc_compare_op0/sparc_compare_op1.
10454 (emit_scc_insn, emit_conditional_branch_insn): New.
10455 (emit_v9_brxx): Make static. Remove useless assertion.
10456 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10458 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10459 * config/sparc/sparc-protos.h (gen_compare_reg,
10460 sparc_emit_float_lib_cmp): Adjust prototype.
10461 (emit_scc_insn, emit_conditional_branch_insn): New.
10462 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10463 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10464 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10465 iterators to the top.
10466 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10467 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10468 snedi_special_trunc): Delete.
10469 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10470 and snedi_special_trunc.
10471 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10472 cbranchdi4, cbranch<F:mode>4): New.
10473 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10474 here. Use gen_compare_reg instead of gen_compare_operator.
10475 (conditional_trap): Replace with...
10476 (ctrapsi4, ctrapdi4): ... this.
10477 (stack_protect_test): Use cbranchcc4.
10479 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10481 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10482 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10483 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10484 from operands[0] or operands[3] depending on is_set.
10485 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10486 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10487 cmpdf, bCC), sCC: Remove.
10488 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10489 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10491 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10492 spu_emit_branch_or_set.
10494 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10496 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10497 xstormy16_compare_op1): Delete.
10498 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10499 xstormy16_compare_op1): Delete.
10500 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10502 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10503 (cmphi, cmpsi, bCC): Remove.
10505 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10506 (*cmpsi): ... this one.
10507 (cbranchsi4, cstoresi4): New.
10508 (bCC expanders): Delete.
10509 (sCC insns): Fold into...
10510 (*setcc): ... this one.
10511 (casesi): Do not use gen_cmpsi and gen_bgtu.
10512 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10513 (movsicc): Simplify.
10514 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10516 * config/vax/vax-protos.h (cond_name): New.
10517 (vax_output_conditional_branch): Remove.
10518 * config/vax/vax.c (cond_name): New.
10519 (vax_output_conditional_branch): Remove.
10520 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10521 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10522 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10523 (bit<VAXint>): Wrap source with (compare).
10524 (b<code> and following unnamed pattern): Rename to *branch and
10525 *branch_reversed. Change macroization to match_operator.
10526 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10528 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10529 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10530 Change last argument to machine_mode.
10531 (xtensa_expand_scc): Add machine_mode argument.
10532 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10533 (gen_conditional_move, xtensa_expand_conditional_branch,
10534 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10535 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10536 Adjust operand numbers.
10537 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10539 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10540 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10541 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10543 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10545 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10546 causes spurious differences between trunk and cond-optab branch.
10548 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10551 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10553 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10555 * tree.c (iterative_hash_pointer): Delete.
10556 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10557 Hash UIDs and versions of SSA names. Don't special-case built-in
10558 function declarations.
10560 2009-05-11 Ian Lance Taylor <iant@google.com>
10563 * graphite.c: Force -Wc++-compat to only be a warning before
10564 #including "cloog/cloog.h".
10566 2009-05-11 Martin Jambor <mjambor@suse.cz>
10568 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10570 2009-05-11 Jan Hubicka <jh@suse.cz>
10572 * tree-ssa-loop-ivcanon.c: Include target.h
10573 (struct loop_size): new structure.
10574 (constant_after_peeling): New predicate.
10575 (tree_estimate_loop_size): New function.
10576 (estimated_unrolled_size): Rewrite for new estimates.
10577 (try_unroll_loop_completely): Use new estimates.
10578 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10580 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10582 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10583 libcpp interface change.
10584 (spu_macro_to_expand): Likewise.
10586 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10588 PR tree-optimization/40026
10589 * gimplify.c (gimplify_init_constructor): Change initial conditional
10590 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10591 optimize_compound_literals_in_ctor.
10593 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10595 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10597 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10599 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10601 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10602 HOST_WIDE_INT for gap.
10604 2009-05-11 Ira Rosen <irar@il.ibm.com>
10606 PR tree-optimization/40074
10607 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10608 account in group size and step comparison.
10610 2009-05-11 Richard Guenther <rguenther@suse.de>
10612 * passes.c (init_optimization_passes): Strip now incorrect comment.
10613 (execute_function_todo): Do not set PROP_alias.
10614 * tree-pass.h (PROP_alias): Remove.
10615 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10616 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10617 * tree-nrv.c (pass_return_slot): Likewise.
10618 * tree-object-size.c (pass_object_sizes): Likewise.
10619 * tree-ssa-dom.c (pass_dominator): Likewise.
10620 (pass_phi_only_cprop): Likewise.
10621 * tree-ssa-dse.c (pass_dse): Likewise.
10622 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10623 (pass_cselim): Likewise.
10624 * tree-ssa-pre.c (pass_pre): Likewise.
10625 (pass_fre): Likewise.
10626 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10627 * tree-ssa-sink.c (pass_sink_code): Likewise.
10628 * tree-stdarg.c (pass_stdarg): Likewise.
10629 * tree-tailcall.c (pass_tail_calls): Likewise.
10630 * tree-vrp.c (pass_vrp): Likewise.
10632 2009-05-10 Ian Lance Taylor <iant@google.com>
10634 * basic-block.h (enum profile_status): Break out of struct
10635 control_flow_graph.
10636 * cgraph.h (struct inline_summary): Break out of struct
10638 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10639 of struct cgraph_order_sort.
10640 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10641 * cse.c (struct branch_path): Break out of struct
10642 cse_basic_block_data.
10643 * except.h (enum eh_region_type): Break out of struct eh_region.
10644 * gcc.c (enum add_del): Break out of struct modify_target.
10645 * genrecog.c (enum decision_type): Break out of struct decision_test.
10646 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10648 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10649 * regmove.c (enum match_use): New enum, broken out of struct match.
10650 * sched-int.h (enum post_call_group): New enum, broken out of
10652 (struct deps_reg): Break out of struct deps.
10653 * target.h (struct asm_int_op): Break out of struct gcc_target.
10654 * tree-eh.c (struct goto_queue_node): Break out of struct
10656 * tree-inline.h (enum copy_body_cge_which): Break out of
10658 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10660 * c-decl.c (in_struct, struct_types): New static variables.
10661 (pushtag): Add loc parameter. Change all callers.
10662 (lookup_tag): Add ploc parameter. Change all callers.
10663 (check_compound_literal_type): New function.
10664 (parser_xref_tag): Add loc parameter. Change all callers. If
10665 -Wc++-compat, warn about struct/union/enum types defined within a
10667 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10668 and loc parameters. Change all callers. Change error calls to
10669 error_at, using loc. For a redefinition, if the location of the
10670 original definition is known, report it. Set in_struct and
10671 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10672 (finish_struct): Add new parameters enclosing_in_struct and
10673 enclosing_struct_types. Change all callers. Set
10674 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10675 in the struct. If in a struct, add this struct to struct_types.
10676 (start_enum): Add loc parameter. Change all callers. Use
10677 error_at for errors, using loc. For a redefinition, if the
10678 location of the original definition is known, report it. If in a
10679 struct, add this enum type to struct_types. If -Wc++-compat warn
10680 if in sizeof, typeof, or alignof.
10681 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10682 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10683 (c_parser_enum_specifier): Get enum location for start_enum.
10684 (c_parser_struct_or_union_specifier): Get struct location for
10685 start_struct. Save in_struct and struct_types status between
10686 start_struct and finish_struct.
10687 (c_parser_cast_expression): Get location of cast.
10688 (c_parser_alignof_expression): Get location of type.
10689 (c_parser_postfix_expression): Likewise.
10690 (c_parser_postfix_expression_after_paren_type): Add type_loc
10691 parameter. Change all callers. Call check_compound_literal_type.
10692 Use type_loc for error about variable size type.
10693 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10694 of an enum constant from an enum type defined in a struct or union.
10695 (c_cast_expr): Add loc parameter. Change all callers. If
10696 -Wc++-compat, warn about defining a type in a cast.
10697 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10698 (start_enum, start_struct, finish_struct): Update declarations.
10699 (parser_xref_tag, c_cast_expr): Update declarations.
10700 (check_compound_literal_type): Declare.
10702 2009-05-11 Ben Elliston <bje@au.ibm.com>
10704 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10705 for recent libcpp interface change.
10706 (rs6000_macro_to_expand): Likewise.
10708 2009-05-10 Michael Matz <matz@suse.de>
10711 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10712 not at entry of function.
10714 2009-05-10 Richard Guenther <rguenther@suse.de>
10716 PR tree-optimization/40081
10718 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10719 using the main variant of the element type. Do not fiddle with
10720 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10722 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10723 structs with volatile fields.
10725 2009-05-10 Jan Hubicka <jh@suse.cz>
10727 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10728 (estimate_move_cost): Assert that it does not get called for
10730 (estimate_num_insns): Skip VOID types in argument handling.
10731 (optimize_inline_calls): Delete unreachable blocks and verify that
10732 callgraph is valid.
10734 2009-05-10 Jan Hubicka <jh@suse.cz>
10736 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10737 * cgraph.c (cgraph_mark_address_taken_node): New function.
10738 (dump_cgraph_node): Dump new flag.
10739 * cgraph.h (struct cgraph_node): Add address_taken.
10740 (cgraph_mark_address_taken_node): New function.
10741 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10742 since new direct calls can be born.
10744 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10746 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10747 tok->val.node.node.
10749 2009-05-10 Jan Hubicka <jh@suse.cz>
10751 PR middle-end/40084
10752 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10754 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10755 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10756 * tree-inline.c (copy_bb): Set frequency correctly.
10757 (fold_marked_statements): Update call to
10758 cgraph_update_edges_for_call_stmt.
10760 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10762 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10763 identifiers in diagnostics.
10764 * config/arm/arm.c (arm_handle_fndecl_attribute,
10765 arm_handle_isr_attribute): Likewise.
10766 * config/avr/avr.c (avr_handle_progmem_attribute,
10767 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10768 * config/bfin/bfin.c (handle_int_attribute,
10769 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10770 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10771 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10773 * config/darwin.c (darwin_handle_kext_attribute,
10774 darwin_handle_weak_import_attribute): Likewise.
10775 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10776 h8300_handle_eightbit_data_attribute,
10777 h8300_handle_tiny_data_attribute): Likewise.
10778 * config/i386/i386.c (ix86_handle_cconv_attribute,
10779 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10780 * config/i386/winnt.c (ix86_handle_shared_attribute,
10781 ix86_handle_selectany_attribute): Likewise.
10782 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10783 * config/m32c/m32c.c (function_vector_handler): Likewise.
10784 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10785 m68hc11_handle_fntype_attribute): Likewise.
10786 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10787 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10788 * config/mips/mips.c (mips_insert_attributes,
10789 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10790 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10791 rs6000_handle_struct_attribute): Likewise.
10792 * config/sh/sh.c (sh_insert_attributes,
10793 sh_handle_resbank_handler_attribute,
10794 sh_handle_interrupt_handler_attribute,
10795 sh2a_handle_function_vector_handler_attribute,
10796 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10798 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10799 * config/spu/spu.c (spu_handle_fndecl_attribute,
10800 spu_handle_vector_attribute): Likewise.
10801 * config/stormy16/stormy16.c
10802 (xstormy16_handle_interrupt_attribute): Likewise.
10803 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10804 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10806 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10808 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10809 (pp_translate_identifiers): New.
10810 (pp_identifier): Only conditionally translate identifier to locale
10812 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10813 (pp_base_tree_identifier): Only conditionally translate identifier
10814 to locale character set.
10815 * c-pretty-print.c (M_): Define.
10816 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10817 fragments for conditional translation with M_.
10818 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10819 identifier translation.
10821 2009-05-10 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/40081
10824 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10825 using the main variant of the element type. Do not fiddle with
10826 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10828 2009-05-09 Jan Hubicka <jh@suse.cz>
10830 PR middle-end/40080
10831 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10832 indirect calls; verify cgraph afterwards.
10834 2009-05-09 Jan Hubicka <jh@suse.cz>
10837 * ipa.c (update_inlined_to_pointer): New function.
10838 (cgraph_remove_unreachable_nodes): Use it.
10840 2009-05-09 Jan Hubicka <jh@suse.cz>
10842 * tree-eh.c (struct leh_state): Remove prev_try.
10843 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10844 not track prev_try.
10845 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10846 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10847 remove_eh_handler_and_replace, foreach_reachable_handler,
10848 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10849 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10850 (gen_eh_region_cleanup): Update prototype.
10852 2009-05-09 Jan Hubicka <jh@suse.cz>
10854 PR middle-end/40043
10855 * except.c (copy_eh_region): Always set prev_try.
10856 (redirect_eh_edge_to_label): Find outer try.
10857 (foreach_reachable_handler): When looking for prev try
10858 handle case where previous try is not going to be taken.
10860 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10862 PR tree-optimization/40049
10863 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10864 only vector/vector shifts, convert the type of the constant to the
10865 appropriate type to avoid building incorrect trees, which
10866 eventually have problems with garbage collection.
10868 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10870 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10871 -1 for complex floating-point types if honoring signed zeros.
10873 2009-05-08 Jan Hubicka <jh@suse.cz>
10875 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10876 argument; handle correctly when profile is absent.
10877 (build_cgraph_edges): Update.
10878 (rebuild_cgraph_edges): Update.
10879 * cgraph.c: Do not include varray.h.
10880 (cgraph_set_call_stmt_including_clones): New function.
10881 (cgraph_create_edge_including_clones): Likewise
10882 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10883 (cgraph_update_edges_for_call_stmt): Handle clones.
10884 (cgraph_remove_node): Handle clone tree.
10885 (cgraph_remove_node_and_inline_clones): New function.
10886 (dump_cgraph_node): Dump clone tree.
10887 (cgraph_clone_node): Handle clone tree.
10888 (clone_function_name): Bring here from tree-inline.c.
10889 (cgraph_create_virtual_clone): New function.
10890 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10891 (cgraph_clone_info): New function.
10892 (strut cgraph_node): Add clone_info and new clone tree pointers.
10893 (cgraph_remove_node_and_inline_clones,
10894 cgraph_set_call_stmt_including_clones,
10895 cgraph_create_edge_including_clones,
10896 cgraph_create_virtual_clone): Declare.
10897 (cgraph_function_versioning): Use VEC argument.
10898 (compute_call_stmt_bb_frequency): Update prototype.
10899 (cgraph_materialize_all_clones): New function.
10900 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10901 (ipcp_create_replace_map): Update to VECtors.
10902 (ipcp_update_callgraph): Use virtual clones.
10903 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10904 (ipcp_update_profiling): Do not update local profiling.
10905 (ipcp_insert_stage): Use VECtors and virtual clones.
10906 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10907 (clone_of_p): New function.
10908 (cgraph_preserve_function_body_p): Use clone tree.
10909 (cgraph_optimize): Materialize clones.
10910 (cgraph_function_versioning): Update for VECtors.
10911 (save_inline_function_body): Use clone tree.
10912 (cgraph_materialize_clone): New function.
10913 (cgraph_materialize_all_clones): Likewise.
10914 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10915 * ipa.c: Include gimple.h.
10916 (cgraph_remove_unreachable_nodes): Use clone tree.
10917 * ipa-prop.c (ipa_note_param_call): Update call to
10918 compute_call_stmt_bb_frequencycall.
10919 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10920 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10921 (copy_bb): Handle updating of clone tree; add new edge when new call
10923 (expand_call_inline): Be strict about every call having edge.
10924 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10925 (delete_unreachable_blocks_update_callgraph): New function.
10926 (tree_function_versioning): Use VECtors; always remove unreachable
10927 blocks and fold conditionals.
10928 * tree-inline.h: Do not include varray.h.
10929 (tree_function_versioning): Remove.
10930 * Makefile.in (GTFILES): Remove tree-inline.c
10931 * passes.c (do_per_function): Do only functions having body.
10932 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10935 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10936 Andrew Morrow <acm@google.com>
10939 * c-common.c (c_common_attribute_table): Permit deprecated
10940 attribute to take an optional argument.
10941 (handle_deprecated_attribute): If the optional argument to
10942 __attribute__((deprecated)) is not a string ignore the attribute
10943 and emit a warning.
10945 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10946 * c-typeck.c (build_component_ref): Likewise.
10947 (build_external_ref): Likewise.
10949 * toplev.c (warn_deprecated_use): Add an attribute argument.
10950 Emit the message associated with __attribute__((deprecated)).
10952 * toplev.h (warn_deprecated_use): Updated.
10954 * doc/extend.texi: Document new optional parameter to
10955 __attribute__((deprecated))
10957 2009-05-08 Michael Eager <eager@eagercon.com>
10959 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10960 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10962 2009-05-08 Richard Guenther <rguenther@suse.de>
10964 PR tree-optimization/40062
10965 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10966 Avoid exponential behavior.
10968 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10970 PR rtl-optimization/33928
10972 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10973 process_uses, build_single_def_use_links): New.
10974 (update_df): Update use_def_ref.
10975 (forward_propagate_into): Use get_def_for_use instead of use-def
10977 (fwprop_init): Call build_single_def_use_links and let it initialize
10979 (fwprop_done): Free use_def_ref.
10980 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10981 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10982 df_rd_simulate_one_insn): New.
10983 (df_rd_bb_local_compute_process_def): Update head comment.
10984 (df_chain_create_bb): Use the new RD simulation functions.
10985 * df.h (df_rd_simulate_artificial_defs_at_top,
10986 df_rd_simulate_one_insn): New.
10987 * opts.c (decode_options): Enable fwprop at -O1.
10988 * doc/invoke.texi (-fforward-propagate): Document this.
10990 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10993 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10994 and one complex operand specially.
10995 * tree-complex.c (some_nonzerop): Do not identify a real value as
10996 zero if flag_signed_zeros.
10998 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11000 PR rtl-optimization/33928
11001 * loop-invariant.c (record_use): Fix && vs. || mishap.
11003 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11005 PR rtl-optimization/33928
11006 * loop-invariant.c (struct use): Add addr_use_p.
11007 (struct def): Add n_addr_uses.
11008 (struct invariant): Add cheap_address.
11009 (create_new_invariant): Set cheap_address.
11010 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11011 (record_uses): Pass df_ref to record_use.
11012 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11015 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11017 * config/sh/sh.c: Do not include c-pragma.h.
11019 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11021 * config/spu/spu.c: Remove include of c-common.h.
11023 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11026 * c-common.h (mark_valid_location_for_stdc_pragma,
11027 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11028 clear_float_const_decimal64, float_const_decimal64_p): New.
11029 * c.opt (Wunsuffixed-float-constants): New.
11030 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11031 unsuffixed float constant, handle new warning.
11032 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11033 * c-decl.c (c_scope): New flag float_const_decimal64.
11034 (set_float_const_decimal64, clear_float_const_decimal64,
11035 float_const_decimal64_p): New.
11036 (push_scope): Set new flag.
11037 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11038 to use STDC pragmas.
11039 (c_parser_external_declaration): Ditto.
11040 (c_parser_compound_statement_nostart): Ditto.
11041 * c-pragma.c (valid_location_for_stdc_pragma,
11042 mark_valid_location_for_stdc_pragma,
11043 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11044 handle_pragma_float_const_decimal64): New.
11045 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11046 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11047 set_float_const_decimal64, clear_float_const_decimal64,
11048 float_const_decimal64_p): New dummy functions.
11049 * doc/extend.texi (Decimal Float): Remove statement that the
11050 pragma, and suffix for double constants, are not supported.
11051 * doc/invoke.texi (Warning Options): List new option.
11052 (-Wunsuffixed-float-constants): New.
11054 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11056 * config/i386/i386.c: Do not include c-common.h.
11058 2009-05-07 Mark Heffernan <meheff@google.com>
11060 * doc/invoke.texi (Debugging Options): Document change of debugging
11062 * opts.c (decode_options): Make dump_base_name relative to
11063 aux_base_name directory.
11065 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11067 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11068 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11070 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11072 * Makefile.in (install-plugin): Simplify a bit.
11074 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11076 * Makefile.in (OBJS-common): Add regcprop.o.
11078 * timevar.def (TV_CPROP_REGISTERS): New.
11079 * regrename.c (regrename_optimize): Return 0.
11080 (rest_of_handle_regrename): Delete.
11081 (pass_rename_registers): Point to regrename_optimize.
11082 (struct value_data_entry, struct value_data,
11083 kill_value_one_regno, kill_value_regno, kill_value,
11084 set_value_regno, init_value_data, kill_clobbered_value,
11085 kill_set_value, kill_autoinc_value, copy_value,
11086 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11087 replace_oldest_value_reg, replace_oldest_value_addr,
11088 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11089 debug_value_data, validate_value_data): Move...
11090 * regcprop.c: ... here.
11091 (rest_of_handle_cprop): Delete.
11092 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11094 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11096 PR middle-end/40057
11097 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11098 GEN_INT for 1 << bitnum.
11099 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11100 build_int_cst_type.
11102 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11104 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11105 Remove wrong description of "nand" operation.
11107 2009-05-06 Richard Guenther <rguenther@suse.de>
11108 Adam Nemet <anemet@caviumnetworks.com>
11110 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11111 comment. Add that if LHS is not a gimple register, then RHS1 has
11112 to be a single object (GIMPLE_SINGLE_RHS).
11114 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11116 * expr.c (get_def_for_expr): Move it up in the file.
11117 (store_field): When expanding a bit-field store, look at the
11118 defining gimple stmt for the masking conversion.
11120 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11122 PR middle-end/39986
11123 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11124 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11125 32-bit memcpy into long.
11127 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11129 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11130 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11132 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11133 instead of appending DW_OP_deref*.
11135 2009-05-06 Michael Matz <matz@suse.de>
11137 PR middle-end/40021
11138 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11139 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11141 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11143 * Makefile.in (install-plugin): Fix srcdir handling.
11145 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11147 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11148 when processing for not_regs_needed bitmap.
11149 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11150 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11151 handling it for rhs.
11153 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11155 * config/i386/i386.md (unnamed inc/dec peephole): Use
11156 optimize_insn_for_size_p instead of optimize_size.
11157 * config/i386/predicates.md (incdec_operand): Likewise.
11158 (aligned_operand): Likewise.
11159 * config/i386/sse.md (divv8sf3): Likewise.
11160 (sqrtv8sf2): Likewise.
11162 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11164 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11166 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11168 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11170 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11171 ssemodesuffixf2c with avxmodesuffixf2c.
11173 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11176 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11178 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11180 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11181 (struct tree_base): Adjust spacing for 8 bit boundaries.
11182 (struct tree_decl_common): Add decl_by_reference_flag bit.
11183 (DECL_BY_REFERENCE): Adjust.
11184 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11185 print DECL_BY_REFERENCE bit.
11186 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11187 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11188 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11189 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11192 PR middle-end/39666
11193 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11194 range of the type, but default label is missing, add it with one
11195 of the existing labels instead of adding a new label for it.
11197 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11201 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11203 * Makefile.in (enable_plugin, plugin_includedir): New.
11204 (install): Depend on install-plugin.
11205 (PLUGIN_HEADERS): New.
11206 (install-plugin): New.
11207 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11209 2009-05-05 Richard Guenther <rguenther@suse.de>
11211 PR tree-optimization/40022
11212 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11214 (phivn_valid_p): Fix tuplification error, simplify.
11215 (phiprop_insert_phi): Add dumps.
11216 (propagate_with_phi): Simplify.
11218 2009-05-05 Richard Guenther <rguenther@suse.de>
11220 PR middle-end/40023
11221 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11223 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11225 * tree.h (strip_float_extensions): Remove duplicate declaration.
11226 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11227 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11228 block_ultimate_origin): Rearrange the declarations line to match the
11229 comment that indicates the .c file which the functions are defined.
11230 (dwarf2out_*, set_decl_rtl): Add comment.
11231 (get_base_address): Adjust comment.
11232 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11233 declarations line and add comment.
11234 (is_builtin_name): Add blank after function name, for clarity.
11236 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11238 * attribs.c (decl_attributes): Use %qE for identifiers in
11240 * cgraphunit.c (verify_cgraph_node): Translate function names to
11241 locale character set in diagnostics.
11242 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11244 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11245 Document that functions are named in UTF-8.
11246 * expr.c (expand_expr_real_1): Translate function names to locale
11247 character set in diagnostics.
11248 * gimplify.c (omp_notice_variable, omp_is_private,
11249 gimplify_scan_omp_clauses): Use %qE for identifiers in
11251 * langhooks.c (lhd_print_error_function): Translate function names
11252 to locale character set.
11253 * langhooks.h (decl_printable_name): Document that return value is
11254 in internal character set.
11255 * stmt.c: Include pretty-print.h
11256 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11258 (resolve_operand_name_1): Translate named operand name to locale
11260 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11262 * toplev.c (announce_function): Translate function names to locale
11264 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11265 (default_tree_printer): Use pp_identifier or translate identifiers
11266 to locale character set. Mark "<anonymous>" for translation.
11267 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11268 for identifiers in diagnostics.
11269 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11271 * varasm.c (output_constructor): Use %qE for identifiers in
11274 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11276 * configure.ac: use ` ` instead of $()
11277 * configure: Regenerate.
11279 2009-05-05 Ben Elliston <bje@au.ibm.com>
11281 * config/pa/linux-atomic.c: Eliminate conditional include of
11282 errno.h on non-LP64 systems to simplify build requirements.
11284 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11286 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11288 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11289 and pass value to identifier_to_locale.
11290 (warn_variable_length_array): Make name a tree.
11291 (grokdeclarator): Separate diagnostic texts for named and unnamed
11292 declarators. Use %qE for named declarators.
11293 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11295 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11296 identifiers in diagnostics.
11297 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11298 identifier_to_locale. Mark "anonymous" strings for translation.
11300 2009-05-04 Michael Eager <eager@eagercon.com>
11302 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11303 address for DImode/DFmode only if double-precision FP regs.
11305 2009-05-04 Michael Eager <eager@eagercon.com>
11307 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11308 TARGET_SINGLE_FLOAT check.
11310 2009-05-04 Michael Eager <eager@eagercon.com>
11312 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11314 2009-05-04 Michael Eager <eager@eagercon.com>
11316 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11317 * config/rs6000/t-xilinx: New
11319 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11321 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11322 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11323 * gcc/explow.c (memory_address): Use target hook.
11324 * gcc/targhooks.c (default_legitimize_address): New.
11325 * gcc/targhooks.h (default_legitimize_address): New.
11326 * gcc/target.h (legitimize_address): New.
11327 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11328 (TARGET_INITIALIZER): Include it.
11329 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11331 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11332 * config/bfin/bfin.c (legitimize_address): Remove.
11333 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11334 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11336 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11337 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11339 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11340 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11341 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11342 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11343 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11344 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11345 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11346 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11347 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11348 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11349 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11350 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11351 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11352 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11353 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11354 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11355 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11356 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11357 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11358 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11359 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11360 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11361 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11363 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11364 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11365 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11366 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11367 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11368 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11369 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11370 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11371 (thumb_legitimize_address): Delete.
11372 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11373 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11374 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11375 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11376 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11377 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11379 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11382 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11383 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11384 * config/m32r/m32r.c (m32r_legitimize_address): New.
11385 * config/m68k/m68k.c (m68k_legitimize_address): New.
11386 * config/score/score.c (score_legitimize_address): Standardize.
11387 * config/score/score3.c (score3_legitimize_address): Standardize.
11388 * config/score/score3.h (score3_legitimize_address): Adjust.
11389 * config/score/score7.c (score7_legitimize_address): Standardize.
11390 * config/score/score7.h (score7_legitimize_address): Adjust.
11391 * config/sh/sh.c (sh_legitimize_address): New.
11392 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11394 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11395 (s390_legitimize_address): ... this.
11396 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11397 (sparc_legitimize_address): ... this.
11398 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11399 (ix86_legitimize_address): ... this.
11400 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11401 (avr_legitimize_address): ... this.
11402 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11403 (mn10300_legitimize_address): ... this.
11404 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11405 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11406 (alpha_expand_mov): Adjust call.
11408 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11409 * config/spu/spu.c (spu_legitimize_address): Likewise.
11410 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11411 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11413 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11415 * intl.c (locale_encoding, locale_utf8): New.
11416 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11417 * intl.h (locale_encoding, locale_utf8): Declare.
11418 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11419 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11421 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11423 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11424 (pp_base_tree_identifier): Declare as function.
11425 (identifier_to_locale): Declare.
11426 * Makefile.in (pretty-print.o): Update dependencies.
11427 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11429 2009-05-04 Richard Guenther <rguenther@suse.de>
11431 PR middle-end/40015
11432 * builtins.c (fold_builtin_memory_op): Do not decay to element
11433 type if the size matches the whole array.
11435 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11437 * expmed.c (synth_mult): When trying out a shift, pass the result
11440 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11442 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11443 (shiftsub1_cost): New.
11444 (init_expmed): Compute shiftsub1_cost.
11445 (synth_mult): Optimize multiplications by constants of the form
11446 -(2^^m-1) for some constant positive integer m.
11448 2009-05-03 Richard Guenther <rguenther@suse.de>
11451 * c-typeck.c (array_to_pointer_conversion): Do not built
11452 ADDR_EXPRs of arrays of pointer-to-element type.
11453 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11454 up wrong ADDR_EXPRs after-the-fact.
11455 * c-common.c (strict_aliasing_warning): Strip pointer
11456 conversions for obtaining the original type.
11457 * builtins.c (fold_builtin_memset): Handle array types.
11458 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11461 2009-05-03 Richard Guenther <rguenther@suse.de>
11463 PR middle-end/23329
11464 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11465 Do not lose casts from array types with unknown extent to array
11466 types with known extent.
11467 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11468 alias set compatibility.
11470 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11472 * flags.h (extra_warnings): Delete.
11473 * toplev.c (process_options): Handle Wuninitialized here.
11474 * opts.c (extra_warnings): Delete.
11475 (set_Wextra): Delete.
11476 (common_handle_option): -Wextra can be handled automatically.
11477 * c-opts.c (c_common_handle_option): Delete obsolete code.
11478 (c_common_post_options): Simplify comment.
11479 * common.opt (W): Add Var.
11481 (Wuninitialized): Initialize to -1.
11483 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11484 Richard Guenther <rguenther@suse.de>
11486 * expr.c (get_def_for_expr): New function.
11487 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11488 SSA rather than trees.
11489 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11490 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11492 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11494 * c-common.c (reswords): Add _Imaginary.
11495 * c-common.c (enum rid): Add RID_IMAGINARY.
11497 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11499 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11500 Patch by Richard Guenther.
11502 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11504 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11505 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11506 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11507 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11508 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11509 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11510 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11511 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11512 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11513 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11514 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11515 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11516 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11517 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11518 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11519 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11520 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11521 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11523 2009-05-02 Richard Guenther <rguenther@suse.de>
11525 PR tree-optimization/39940
11526 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11529 2009-05-02 Richard Guenther <rguenther@suse.de>
11531 PR middle-end/40001
11532 * tree-ssa.c (execute_update_addresses_taken): Properly check
11533 if we can mark a variable DECL_GIMPLE_REG_P.
11534 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11535 back to the end of the function.
11536 (is_gimple_reg_type): Remove complex type special casing.
11537 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11540 2009-05-02 Ben Elliston <bje@au.ibm.com>
11542 * doc/collect2.texi (Collect2): Document search path behaviour
11543 when configured with --with-ld.
11545 2009-05-02 Jan Hubicka <jh@suse.cz>
11547 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11548 parameter; update callers.
11549 (coalesce_cost_edge): EH edges are costier because they needs
11550 splitting even if not critical and even more costier when there are
11551 multiple EH predecestors.
11553 2009-05-02 Jan Hubicka <jh@suse.cz>
11555 * except.c (remove_eh_handler_and_replace): Handle updating after
11556 removing TRY blocks.
11558 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11560 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11562 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11564 * varasm.c: Do not include c-pragma.h.
11565 * attribs.c: Do not incude c-common.h.
11567 2009-05-01 Michael Matz <matz@suse.de>
11569 * calls.c (initialize_argument_information): Handle SSA names like
11570 decls with a non MEM_P DECL_RTL.
11572 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11574 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11575 * ipa-utils.c: Likewise.
11576 * ipa-type-escape.c: Likewise.
11577 * cgraphunit.c Do not include c-common.h.
11578 * ipa-pure-const.c: Likewise.
11579 * tree-if-conv.c: Likewise.
11580 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11581 * ipa-struct-reorg.c: Likewise.
11582 * tree-nomudflap.c: Likewise.
11583 * tree-ssa-structalias.c: Likewise.
11585 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11587 * store-motion.c: Many cleanups to make this pass a first-class
11588 citizen instead of an appendix to gcse load motion. Add TODO list
11589 to make this pass faster/cleaner/better.
11591 (struct ls_expr): Post gcse.c-split cleanups.
11592 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11593 "stores" field to "avail_stores".
11594 (pre_ldst_mems): Rename to store_motion_mems.
11595 (pre_ldst_table): Rename to store_motion_mems_table.
11596 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11597 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11598 (ldst_entry): Rename to st_expr_entry, update users.
11599 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11600 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11601 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11603 (first_ls_expr): Rename to first_st_expr, update users.
11604 (next_ls_expr): Rename to next_st_expr, update users.
11605 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11606 fields properly for store motion instead of names inherited from load
11608 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11609 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11612 (ae_kill): Rename to st_kill, update users.
11613 (ae_gen): Rename to st_avloc, update users.
11614 (transp): Rename to st_transp, update users.
11615 (pre_insert_map): Rename to st_insert_map, update users.
11616 (pre_delete_map): Rename to st_delete_map, update users.
11617 (insert_store, build_store_vectors, free_store_memory,
11618 one_store_motion_pass): Update for abovementioned changes.
11620 (gcse_subst_count, gcse_create_count): Remove.
11621 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11622 and "n_stores_created", local variables.
11624 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11627 (regvec, compute_store_table_current_insn): Remove.
11628 (reg_set_info, reg_clear_last_set): Remove.
11629 (compute_store_table): Use DF caches instead of local dataflow
11632 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11634 * c-objc-common.c (c_tree_printer): Print identifiers with
11635 pp_identifier, not pp_string. Mark "({anonymous})" for
11637 * c-pretty-print.c (pp_c_ws_string): New.
11638 (pp_c_cv_qualifier, pp_c_type_specifier,
11639 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11640 pp_c_storage_class_specifier, pp_c_function_specifier,
11641 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11642 pp_c_primary_expression, pp_c_postfix_expression,
11643 pp_c_unary_expression, pp_c_shift_expression,
11644 pp_c_relational_expression, pp_c_equality_expression,
11645 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11646 use pp_string and pp_c_ws_string in place of pp_identifier and
11647 pp_c_identifier for non-identifiers. Mark English strings for
11649 * c-pretty-print.h (pp_c_ws_string): Declare.
11651 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11652 Roland McGrath <roland@redhat.com>
11654 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11655 (ENABLE_LD_BUILDID): New configuration option.
11656 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11657 (LINK_BUILDID_SPEC): New macro.
11658 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11660 * doc/install.texi: Document --enable-linker-build-id option.
11661 * configure: Rebuild.
11662 * config.in: Rebuild.
11664 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11666 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11667 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11668 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11669 MIPS_GP_SAVE_AREA_SIZE.
11670 * config/mips/mips.c (struct mips_frame_info): Update comment
11671 before arg_pointer_offset and hard_frame_pointer_offset.
11672 (mips_compute_frame_info): Update diagram before function: to
11673 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11674 indicate the position of frame_pointer_rtx with -fstack-protector and
11675 to show args_size. Don't allocate cprestore area for leaf functions
11676 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11678 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11680 2009-04-30 Michael Matz <matz@suse.de>
11682 PR tree-optimization/39955
11683 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11685 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11687 * ira.c (setup_cover_and_important_classes): Use safe macro
11688 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11690 * genpreds.c (write_tm_preds_h): Output suitable definition of
11691 REG_CLASS_FOR_CONSTRAINT.
11693 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11695 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11697 * bitmap.c (bitmap_descriptor): Likewise.
11698 * ggc-common.c (loc_descriptor): Likewise.
11699 * varray.c (varray_descriptor): Likewise.
11700 * vec.c (vec_descriptor): Likewise.
11702 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11704 * Makefile.in (dce.o): Add $(EXCEPT_H).
11705 * dce.c: Include except.h and delete redundant vector definitions.
11706 (deletable_insn_p): Return false for non-call insns that can throw
11709 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11711 * gcse.c (ae_gen): Remove.
11712 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11713 and make non-static function to make it available in store-motion.c.
11714 Update call sites with search-and-replace.
11715 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11716 extract_mentioned_regs, extract_mentioned_regs_helper,
11717 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11718 store_killed_in_insn, store_killed_after, store_killed_before,
11719 build_store_vectors, insert_insn_start_basic_block, insert-store,
11720 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11721 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11722 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11723 * store-motion.c: ...new file. Also copy data structures from gcse.c
11724 and clean up to remove parts not used by store motion.
11725 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11726 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11728 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11731 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11732 when optimizing for size.
11734 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11736 * gcse.c (gcse_constant_p): Fix typo in last change.
11738 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11740 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11742 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11744 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11746 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11748 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11749 CONST_HIGH_PART result.
11751 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11753 * config/avr/avr.c (initial_elimination_offset): Rename to
11754 avr_initial_elimination_offset.
11755 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11756 change return type to bool.
11757 (avr_can_eliminate): New function.
11758 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11759 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11760 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11761 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11762 avr_initial_elimination_offset.
11763 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11764 (avr_initial_elimination_offset): Define.
11766 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11767 Steven Bosscher <steven@gcc.gnu.org>
11769 PR rtl-optimization/39938
11770 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11771 * cfgrtl.c: Include insn-attr.h.
11772 (rest_of_pass_free_cfg): New function.
11773 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11774 * resource.c (init_resource_info): Remove call to df_analyze.
11776 2009-04-29 Richard Guenther <rguenther@suse.de>
11779 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11780 allow conversion to signed integers.
11782 2009-04-29 Richard Guenther <rguenther@suse.de>
11784 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11785 shifts of floating point vectors if the shift amount is
11786 a constant multiple of the element size.
11788 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11789 Michael Matz <matz@suse.de>
11791 PR middle-end/39927
11793 * tree-outof-ssa.c (emit_partition_copy): New function.
11794 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11795 insert_part_to_rtx_on_edge): Perform the partition base var
11796 copy using emit_partition_copy.
11797 (insert_value_copy_on_edge): Convert constants to the right mode.
11798 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11799 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11801 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11803 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11804 scan backwards to try to find a constant to initialize it.
11806 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11807 insn before the loop_end instruction, don't look past labels.
11809 2009-04-29 Richard Guenther <rguenther@suse.de>
11811 PR middle-end/39937
11812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11813 loose type conversions.
11814 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11815 stmts only if there are no uses of its definition.
11817 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11819 * config/bfin/bfin.h (splitting_loops): Declare.
11820 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11821 Reorder bit definitions to be ascending.
11822 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11823 * config/bfin/bfin.c (splitting_loops): New variable.
11824 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11825 (struct loop_info): Remove members INIT and LOOP_INIT.
11826 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11827 the LSETUP sequence. Allow LC to be loaded from any register, but
11828 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11829 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11831 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11832 of reload_completed.
11835 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11837 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11839 * Makefile.in (PLUGIN_VERSION_H): New.
11840 (OBJS-common): Remove plugin-version.o.
11841 (plugin.o): Depend on (PLUGIN_VERSION_H).
11842 (plugin-version.o): Remove.
11843 * configure: Regenerate
11844 * configure.ac: Create plugin-version.h.
11845 * gcc-plugin.h (plugin_gcc_version): Remove.
11846 (plugin_default_version_check): Change signature.
11847 * plugin-version.c: Remove.
11848 * plugin.c: Include plugin-version.h.
11849 (str_plugin_gcc_version_name): Remove.
11850 (try_init_one_plugin): Pass gcc version to plugin_init.
11851 (plugin_default_version_check): Both gcc and plugin versions are now
11854 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11856 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11857 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11858 Remove special case testing for last insn of inner loops. Don't fail
11859 if the loop ends with a jump, emit an extra nop instead.
11861 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11862 DREGS rather than comparing directly. Remove code that tries to
11863 account for latencies.
11865 2009-04-29 Richard Guenther <rguenther@suse.de>
11867 PR tree-optimization/39941
11868 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11869 eliminating an indirect call.
11871 2009-04-29 Richard Guenther <rguenther@suse.de>
11873 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11874 parameter. Allow invariants as base if !require_lvalue.
11875 (verify_gimple_assign_single): Adjust.
11877 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11879 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11880 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11881 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11882 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11883 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11885 * config/bfin/bfin.c (bfin_expand_builtin,
11886 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11888 2009-04-28 Richard Guenther <rguenther@suse.de>
11890 * tree-vect-loop.c (get_initial_def_for_induction): Use
11891 correct types for pointer increment.
11893 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11895 * toplev.c (print_version): Update GMP version string calculation.
11897 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11899 PR rtl-optimization/39938
11900 * resource.c (init_resource_info): Add call to df_analyze.
11902 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11904 * config/alpha/alpha.md (usegp): Cast the result of
11905 alpha_find_lo_sum_using_gp to enum attr_usegp.
11906 * config/alpha/alpha.c (override_options): Remove end-of-structure
11907 marker element from cpu_table. Use array size of cpu_table to handle
11908 -mcpu and -mtune options.
11909 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11911 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11913 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11914 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11915 tune_32 and tune_64.
11916 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11917 support on PowerPC.
11918 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11919 * config/rs6000/option-defaults.h: ... here. New file.
11920 (OPT_64, OPT_32): Define.
11921 (MASK_64BIT): Define to 0 if not already defined.
11922 (OPT_ARCH64, OPT_ARCH32): Define.
11923 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11926 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11928 * config/arm/arm.c (arm_override_options): Emit error on using
11931 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11933 PR rtl-optimization/39914
11934 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11935 registers for allocnos created from user-defined variables only
11936 when not optimizing.
11938 2009-04-28 Richard Guenther <rguenther@suse.de>
11940 PR middle-end/39937
11941 * fold-const.c (fold_binary): Use distribute_real_division only
11944 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11946 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11947 add hpux-stdint.h to tm_file.
11948 (hppa[12]*-*-hpux11*): Ditto.
11949 (ia64*-*-hpux*): Ditto.
11950 * config/hpux-stdint.h: New.
11951 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11952 __STDC_EXT__ for all compiles.
11953 * config/pa/pa-hpux.h: Ditto.
11954 * config/pa/pa-hpux10.h: Ditto.
11955 * config/pa/pa-hpux11.h: Ditto.
11957 2009-04-28 Catherine Moore <clm@codesourcery.com>
11959 * debug.h (set_name): Add comment.
11961 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11964 * config/darwin.c (machopic_gen_offset): Check
11965 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11966 * config/arm/arm.c (require_pic_register): Likewise.
11968 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11970 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11971 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11972 m32c_promote_prototypes): Delete.
11974 2009-04-28 Michael Matz <matz@suse.de>
11976 PR middle-end/39922
11977 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11980 2009-04-28 Richard Guenther <rguenther@suse.de>
11982 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11984 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11986 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11987 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11988 * config/arm/arm-tune.md: Regenerate.
11990 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11992 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11993 block if there are complex incoming edges.
11994 (sel_merge_blocks): Remove useless assert.
11995 (sel_redirect_edge_and_branch): Check that edge was redirected.
11996 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11997 (sel_find_rgns): Delete declaration.
11998 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11999 the region when it is not a preheader.
12001 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12004 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12006 2009-04-28 Richard Guenther <rguenther@suse.de>
12008 * tree.h (SSA_NAME_VALUE): Remove.
12009 (struct tree_ssa_name): Remove value_handle member.
12010 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12011 array for jump threading.
12012 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12014 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12015 * tree-flow.h (threadedge_initialize_values): Declare.
12016 (threadedge_finalize_values): Likewise.
12017 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12018 (SSA_NAME_VALUE): Define.
12019 (threadedge_initialize_values): New function.
12020 (threadedge_finalize_values): Likewise.
12021 * tree-ssa-dom.c (ssa_name_values): New global variable.
12022 (SSA_NAME_VALUE): Define.
12023 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12025 2009-04-28 Ira Rosen <irar@il.ibm.com>
12027 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12028 Use REPORT_VECTORIZED_LOCATIONS instead
12029 REPORT_VECTORIZED_LOOPS.
12030 * tree-vectorizer.c (vect_verbosity_level): Make static.
12031 (vect_loop_location): Rename to vect_location.
12032 (vect_set_verbosity_level): Update comment.
12033 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12035 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12036 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12037 instead REPORT_UNVECTORIZED_LOOPS.
12038 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12039 and vect_loop_def to vect_external_def and vect_internal_def.
12040 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12041 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12042 REPORT_UNVECTORIZED_LOCATIONS.
12043 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12044 and vect_used_in_loop and to vect_unused_in_scope and
12045 vect_used_in_scope.
12046 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12047 (vect_verbosity_level): Remove declaration.
12048 (vect_analyze_operations): Likewise.
12049 (vect_analyze_stmt): Declare.
12050 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12051 REPORT_UNVECTORIZED_LOCATIONS.
12052 (vect_get_loop_niters): Fix indentation.
12053 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12054 (vect_analyze_loop_operations): New function.
12055 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12056 vect_analyze_operations.
12057 (vect_is_simple_reduction): Use new names.
12058 (vectorizable_live_operation, vect_transform_loop): Likewise.
12059 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12060 to specify whether the data references can be a part of interleaving
12062 (vect_analyze_data_ref_dependence): Use new names.
12063 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12064 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12065 * tree-vect-patterns.c (widened_name_p): Use new names.
12066 (vect_recog_dot_prod_pattern): Likewise.
12067 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12068 (process_use, vect_mark_stmts_to_be_vectorized,
12069 vect_model_simple_cost, vect_model_store_cost,
12070 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12071 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12072 vectorizable_operation, vectorizable_type_demotion,
12073 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12074 vectorizable_condition): Likewise.
12075 (vect_analyze_operations): Split into vect_analyze_loop_operations
12077 (vect_analyze_stmt): ... new function.
12078 (new_stmt_vec_info): Use new names.
12079 (vect_is_simple_use): Use new names and fix comment.
12080 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12081 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12083 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12086 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12087 and integer modes for x87 operands. Do not ICE for unsupported size,
12088 generate error instead. Generate error for unsupported operand types.
12089 ['z']: Do not handle HImode memory operands specially. Warning
12090 for floating-point operands. Fallthru to 'Z' for unsupported operand
12091 types. Do not ICE for unsupported size, generate error instead.
12092 (output_387_binary_op): Use %Z to output operands.
12093 (output_fp_compare): Ditto.
12094 (output_387_reg_move): Ditto.
12096 2009-04-28 Ben Elliston <bje@au.ibm.com>
12101 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12103 * builtins.c (c_strlen): Do not warn here.
12104 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12105 * c-common.c (pointer_int_sum): Take an explicit location.
12106 Warn about offsets out of bounds.
12107 * c-common.h (pointer_int_sum): Adjust declaration.
12109 2009-04-27 Ian Lance Taylor <iant@google.com>
12111 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12113 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12114 * df-core.c (df_set_flags): Change return type to int. Change
12115 type of old_flags to int.
12116 (df_clear_flags): Likewise.
12117 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12118 (df_get_conditional_uses): Likewise.
12119 * df.h (df_set_flags, df_clear_flags): Update declarations.
12120 * dwarf2out.c (struct indirect_string_node): Change type of form
12121 field to enum dwarf_form.
12122 (AT_string_form): Change return type to enum dwarf_form.
12123 * fixed-value.c (fixed_compare): Add cast to enum type.
12124 * fwprop.c (update_df): Change 0 to VOIDmode.
12125 * gensupport.c: Change 0 to UNKNOWN.
12126 * gimple.h (gimple_cond_code): Add cast to enum type.
12127 * haifa-sched.c (reemit_notes): Add cast to enum type.
12128 * hooks.c (hook_int_void_no_regs): Remove function.
12129 * hooks.h (hook_int_void_no_regs): Remove declaration.
12130 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12131 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12132 * real.c (real_arithmetic): Add cast to enum type.
12133 (real_compare): Likewise.
12134 * target.h (struct gcc_target): Change return type of
12135 branch_target_register_class to enum reg_class.
12136 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12137 default_branch_target_register_class.
12138 * targhooks.c (default_branch_target_register_class): New function.
12139 * targhooks.h (default_branch_target_register_class): Declare.
12140 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12141 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12143 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12145 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12146 vect_uninitialized_def. Change 0 to ERROR_MARK.
12147 * tree-vect-stmts.c (supportable_widening_operation): Don't
12148 initialize icode1 and icode2.
12149 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12150 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12152 (cmn_err_flag_specs): Change 0 to STD_C89.
12153 (cmn_err_char_table): Likewise.
12154 * config/arm/arm.c (get_arm_condition_code): Change type of code
12155 to enum arm_cond_code.
12156 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12157 (IWMMXT_BUILTIN2): Likewise.
12158 (neon_builtin_type_bits): Don't define typedef.
12159 (neon_builtin_datum): Change type of bits field to int.
12160 (arm_expand_neon_args): Add cast to enum type.
12161 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12163 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12164 casts to enum type.
12165 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12167 * config/mips/mips.md (jal_macro): Return enum constant.
12168 (single_insn): Likewise.
12169 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12171 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12172 casts to enum type.
12173 * config/s390/s390.c (s390_tune_flags): Change type to int.
12174 (s390_arch_flags): Likewise.
12175 (s390_handle_arch_option): Change flags field of struct pta to int.
12176 * config/s390/s390.h (s390_tune_flags): Update declaration.
12177 (s390_arch_flags): Likewise.
12178 * config/sh/sh.c (prepare_move_operands): Compare
12179 tls_symbolic_operand result with enum constant.
12180 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12181 (sh_expand_prologue): Add cast to enum type.
12182 (sh_expand_epilogue): Likewise.
12183 (tls_symbolic_operand): Change return type to enum tls_model.
12184 (fpscr_set_from_mem): Add cast to enum type.
12185 (legitimize_pic_address): Compare tls_symbolic_operand result with
12187 (sh_target_reg_class): Change return type to enum reg_class.
12188 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12190 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12191 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12192 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12193 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12194 (delayed_branch, tls_call_delay): Likewise.
12195 (eligible_for_sibcall_delay): Likewise.
12196 (eligible_for_return_delay): Likewise.
12197 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12198 (spu_expand_builtin_1): Likewise.
12200 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12201 for all types of conversions.
12202 (output_init_element): Issue -Wc++-compat warning if needed when
12203 initializing a bitfield with enum type.
12204 * c-parser.c (c_parser_expression): Set original_type to
12205 original_type of right hand operand of comma operator.
12207 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12209 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12211 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12212 * doc/cpp.texi (Standard Predefined Macros)
12213 (Implementation-defined behavior): Likewise.
12214 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12215 * doc/gimple.texi (GIMPLE Exception Handling)
12216 (@code{GIMPLE_ASSIGN}): Likewise.
12217 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12218 * doc/invoke.texi (Warning Options, Optimize Options)
12219 (AVR Options, Darwin Options): Likewise.
12220 (Optimize Options): Reformulate -fwhole-program description.
12221 * doc/loop.texi (Lambda): Likewise.
12222 * doc/md.texi (Output Template, Define Constraints)
12223 (Standard Names, Insn Splitting): Likewise.
12224 * doc/options.texi (Option properties): Likewise.
12225 * doc/passes.texi (Tree-SSA passes): Likewise.
12226 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12227 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12228 (File Names and DBX): Likewise.
12229 * doc/trouble.texi (Incompatibilities): Likewise.
12231 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12233 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12234 instruction is correct.
12236 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12238 Allow non-constant arguments to conversion intrinsics.
12239 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12240 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12241 * spu.c (print_operand): Handle 'v' and 'w'.
12242 (exp2_immediate_p, spu_gen_exp2): Define.
12243 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12244 spu_convtf_1): Update parameter descriptions.
12245 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12246 * constraints.md ('v', 'w'): New.
12247 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12249 (i2f, I2F): New define_mode_attr.
12250 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12251 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12252 fixuns_truncv4sfv4si2): Update to use mode attribute.
12253 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12254 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12255 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12256 patterns for combine.
12258 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12260 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12261 (cprop, hoist, pre, store_motion): New debug counters.
12262 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12263 is not an RTL pass anymore.
12264 (pass_profiling): Remove extern decl for pass removed in 2005.
12265 (pass_gcse, pass_jump_bypass): Remove.
12266 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12267 to 0 for clean state.
12268 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12269 * cse.c (gate_handle_cse_after_global_opts,
12270 rest_of_handle_cse_after_global_opts): New functions.
12271 (pass_cse_after_global_opts): New pass, does local CSE.
12272 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12273 (TV_CPROP): New timevar.
12274 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12275 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12276 (gcse_main, recompute_all_luids): Remove.
12277 (compute_hash_table_work): Call max_reg_num instead of reading
12279 (cprop_jump): Don't set run_jump_opt_after_gcse.
12280 (constprop_register): Always allow to alter jumps.
12281 (cprop_insn): Likewise.
12282 (do_local_cprop): Likewise.
12283 (local_cprop_pass): Likewise. Return non-zero if something changed.
12284 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12285 (find_implicit_sets): Add note about missed optimization opportunity.
12286 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12287 pass_rtl_cprop execute function.
12288 Don't bother tracking the pass number, each pass gets its own dumpfile
12290 Always allow to alter jumpsand bypass jumps.
12291 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12292 will just find no suitable set.
12293 (pre_edge_insert): Fix dumping, this function is for PRE only.
12294 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12295 pass_rtl_pre execute function.
12296 (hoist_code): Return non-zero if something changed. Keep track of
12297 substitutions and insertions for statistics gathering similar to PRE.
12298 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12299 called from the pass_rtl_hoist execute function. Show pass statistics.
12300 (compute_store_table): Use max_reg_num directly instead of using the
12301 formerly global max_gcse_regno.
12302 (build_store_vectors): Likewise.
12303 (replace_store_insn): Fix dumping.
12304 (store_motion): Rename to ...
12305 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12306 pass, called from the pass_rtl_store_motion execute function. Keep
12307 track of substitutions and insertions for statistics gathering similar
12309 (bypass_jumps): Remove, fold interesting bits into ...
12310 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12311 from the pass_rtl_cprop execute function.
12312 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12313 pass_jump_bypass): Remove.
12314 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12315 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12316 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12317 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12318 (gate_rtl_store_motion, execute_rtl_store_motion,
12319 pass_rtl_store_motion): New.
12320 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12321 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12322 * passes.c (init_optimization_passes): Remove pass_gcse and
12323 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12324 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12325 instead of pass_jump_bypass.
12327 2009-04-27 Richard Guenther <rguenther@suse.de>
12329 PR middle-end/39928
12330 * gimplify.c (gimplify_expr): If we are required to create
12331 a temporary make sure it ends up as register.
12333 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12336 * config/i386/i386.c (construct_container): Don't call
12337 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12338 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12340 2009-04-27 Michael Matz <matz@suse.de>
12342 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12343 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12344 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12345 (dump_replaceable_exprs): Take a bitmap.
12346 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12348 (expand_gimple_basic_block): Likewise.
12349 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12350 replaceable_expressions member a bitmap.
12351 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12352 (mark_replaceable): Likewise.
12353 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12354 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12356 2009-04-27 Richard Guenther <rguenther@suse.de>
12358 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12359 (verify_stmts): Dispatch to gimple/type verification code.
12360 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12361 issue with call argument types.
12363 2009-04-27 Michael Matz <matz@suse.de>
12365 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12366 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12369 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12370 Eric Botcazou <ebotcazou@adacore.com>
12372 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12373 a label's basic block.
12374 (mark_target_live_regs): Tidy and rework obsolete comments.
12375 Change back DF problem to LIVE. If a label starts a basic block,
12376 assume that all registers that used to be live then still are.
12377 (init_resource_info): If a label starts a basic block, set its
12378 BLOCK_FOR_INSN accordingly.
12379 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12381 2009-04-27 Richard Guenther <rguenther@suse.de>
12383 * tree-flow-inline.h (function_ann): Remove.
12384 (get_function_ann): Likewise.
12385 * tree-dfa.c (create_function_ann): Remove.
12386 * tree-flow.h (struct static_var_ann_d): Remove.
12387 (struct function_ann_d): Likewise.
12388 (union tree_ann_d): Remove fdecl member.
12389 (function_ann_t): Remove.
12390 (function_ann, get_function_ann, create_function_ann): Remove
12393 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12395 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12397 2009-04-27 Jan Hubicka <jh@suse.cz>
12399 * ipa-pure-const.c (struct funct_state_d): New fields
12400 state_previously_known, looping_previously_known; remove
12401 state_set_in_source.
12402 (analyze_function): Use new fields.
12403 (propagate): Avoid assumption that state_set_in_source imply
12406 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12407 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12408 * cfgloop.h (finite_loop_p): Declare.
12410 2009-04-26 Michael Matz <matz@suse.de>
12412 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12414 2009-04-26 Michael Matz <matz@suse.de>
12416 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12417 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12418 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12419 pass_mark_used_blocks): Remove.
12420 * tree-optimize.c (pass_free_datastructures,
12421 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12422 * passes.c (init_optimization_passes): Don't call
12423 pass_mark_used_blocks, remove dead code.
12425 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12427 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12428 * tree-ssa-live.h (register_ssa_partition): Likewise.
12430 2009-04-26 Michael Matz <matz@suse.de>
12433 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12434 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12435 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12437 (compare_pairs): Swap cost comparison.
12438 (coalesce_ssa_name): Don't use change_partition_var.
12439 * tree-nrv.c (struct nrv_data): Add modified member.
12440 (finalize_nrv_r): Set it.
12441 (tree_nrv): Use it to update statements.
12442 (pass_nrv): Require PROP_ssa.
12443 * tree-mudflap.c (mf_decl_cache_locals,
12444 mf_build_check_statement_for): Use make_rename_temp.
12445 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12446 * alias.c (find_base_decl): Handle SSA names.
12447 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12448 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12449 * rtl.h (set_reg_attrs_for_parm): Declare.
12450 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12451 to "optimized", remove unused locals at finish.
12452 (execute_free_datastructures): Make global, call
12453 delete_tree_cfg_annotations.
12454 (execute_free_cfg_annotations): Don't call
12455 delete_tree_cfg_annotations.
12457 * ssaexpand.h: New file.
12458 * expr.c (toplevel): Include ssaexpand.h.
12459 (expand_assignment): Handle SSA names the same as register variables.
12460 (expand_expr_real_1): Expand SSA names.
12461 * cfgexpand.c (toplevel): Include ssaexpand.h.
12462 (SA): New global variable.
12463 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12464 (SSAVAR): New macro.
12465 (set_rtl): New helper function.
12466 (add_stack_var): Deal with SSA names, use set_rtl.
12467 (expand_one_stack_var_at): Likewise.
12468 (expand_one_stack_var): Deal with SSA names.
12469 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12470 before unique numbers.
12471 (expand_stack_vars): Use set_rtl.
12472 (expand_one_var): Accept SSA names, add asserts for them, feed them
12473 to above subroutines.
12474 (expand_used_vars): Expand all partitions (without default defs),
12475 then only the local decls (ignoring those expanded already).
12476 (expand_gimple_cond): Remove edges when jumpif() expands an
12477 unconditional jump.
12478 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12479 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12481 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12482 members of SA; deal with PARM_DECL partitions here; expand
12483 all PHI nodes, free tree datastructures and SA. Commit instructions
12484 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12485 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12486 info and statements at start, collect garbage at finish.
12487 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12488 (VAR_ANN_PARTITION) Remove.
12489 (change_partition_var): Don't declare.
12490 (partition_to_var): Always return SSA names.
12491 (var_to_partition): Only accept SSA names.
12492 (register_ssa_partition): Only check argument.
12493 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12495 (delete_var_map): Don't free it.
12496 (var_union): Only accept SSA names, simplify.
12497 (partition_view_init): Mark only useful SSA names as used.
12498 (partition_view_fini): Only deal with SSA names.
12499 (change_partition_var): Remove.
12500 (dump_var_map): Use ssa_name instead of partition_to_var member.
12501 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12503 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12504 (struct _elim_graph): New member const_dests; nodes member vector of
12506 (set_location_for_edge): New static helper.
12507 (create_temp): Remove.
12508 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12509 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12510 (new_elim_graph): Allocate const_dests member.
12511 (clean_elim_graph): Truncate const_dests member.
12512 (delete_elim_graph): Free const_dests member.
12513 (elim_graph_size): Adapt to new type of nodes member.
12514 (elim_graph_add_node): Likewise.
12515 (eliminate_name): Likewise.
12516 (eliminate_build): Don't take basic block argument, deal only with
12517 partition numbers, not variables.
12518 (get_temp_reg): New static helper.
12519 (elim_create): Use it, deal with RTL temporaries instead of trees.
12520 (eliminate_phi): Adjust all calls to new signature.
12521 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12522 (rewrite_trees): Only do checking.
12523 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12524 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12525 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12526 contains_tree_r, MAX_STMTS_IN_LATCH,
12527 process_single_block_loop_latch, analyze_edges_for_bb,
12528 perform_edge_inserts): Remove.
12529 (expand_phi_nodes): New global function.
12530 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12531 functions, initialize new parameter, remember partitions having a
12533 (finish_out_of_ssa): New global function.
12534 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12535 don't reset in_ssa_p here, don't disable TER when mudflap.
12536 (pass_del_ssa): Remove.
12537 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12539 (execute_free_datastructures): Declare.
12540 * Makefile.in (SSAEXPAND_H): New variable.
12541 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12542 * basic-block.h (commit_one_edge_insertion): Declare.
12543 * passes.c (init_optimization_passes): Move pass_nrv and
12544 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12545 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12546 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12547 (redirect_branch_edge): Deal with super block when expanding, split
12548 out jump patching itself into ...
12549 (patch_jump_insn): ... here, new static helper.
12551 2009-04-26 Michael Matz <matz@suse.de>
12553 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12554 beyond num_ssa_names.
12555 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12556 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12558 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12560 PR inline-asm/39543
12561 * fwprop.c (forward_propagate_asm): New function.
12562 (forward_propagate_and_simplify): Propagate also into __asm, if it
12563 doesn't increase the number of referenced registers.
12566 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12568 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12570 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12571 note_nonlocal_vla_type for nonlocal VLAs.
12572 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12573 contains_remapped_vars, remap_vla_decls): New functions.
12574 (convert_nonlocal_reference_stmt): If not optimizing, call
12575 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12576 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12577 if it wasn't found in var_map.
12578 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12579 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12580 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12582 * gimplify.c (nonlocal_vlas): New variable.
12583 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12585 (gimplify_body): Create and destroy nonlocal_vlas.
12587 * dwarf2out.c (loc_descr_plus_const): New function.
12588 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12589 mem_loc_descriptor, loc_descriptor_from_tree_1,
12590 descr_info_loc, gen_variable_die): Use it.
12592 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12593 !TREE_STATIC VAR_DECLs.
12594 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12595 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12596 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12597 DECL_BY_REFERENCE is valid.
12598 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12599 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12600 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12601 Copy DECL_BY_REFERENCE.
12602 (struct nesting_copy_body_data): New type.
12603 (nesting_copy_decl): New function.
12604 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12605 if they have variable length.
12607 2009-04-26 Michael Matz <matz@suse.de>
12609 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12610 mark new temporaries for renaming.
12612 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12615 * c-decl.c (global_bindings_p): Return negative value.
12616 (c_variable_size): New. Based on variable_size from
12618 (grokdeclarator): Call c_variable_size not variable_size.
12620 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12622 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12624 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12626 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12627 Redefine it to just use mingw/include.
12628 (ASM_SPEC): Rules for -m32 and -m64.
12629 (LINK_SPEC): Use Likewise.
12630 (SPEC_32): New define.
12631 (SPEC_64): Likewise.
12632 (SUB_LINK_SPEC): Likewise.
12633 (MULTILIB_DEFAULTS): New define.
12634 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12635 Add multilib options.
12636 (MULTILIB_DIRNAMES): Likewise.
12637 (MULTILIB_OSDIRNAMES): Likewise.
12638 (LIBGCC): Likewise.
12639 (INSTALL_LIBGCC): Likewise.
12641 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12644 * c-tree.h (enum c_inline_static_type): New.
12645 (record_inline_static): Declare.
12646 * c-decl.c (struct c_inline_static, c_inline_statics,
12647 record_inline_static, check_inline_statics): New.
12648 (pop_file_scope): Call check_inline_statics.
12649 (start_decl): Call record_inline_static instead of pedwarning
12650 directly for static in inline function.
12651 * c-typeck.c (build_external_ref): Call record_inline_static
12652 instead of pedwarning directly for static referenced in inline
12655 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12657 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12658 not new but only being rescanned.
12659 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12660 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12661 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12662 record_set_info, compute_set, grealloc): Remove.
12663 (recompute_all_luids): New function.
12664 (gcse_main): Don't compute sets, and don't do related memory
12665 allocations/free-ing. If something changed before the end of the
12666 pass, update LUIDs using recompute_all_luids.
12667 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12668 (free_gcse_mem): Don't free it either.
12669 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12670 Use the df insn LUIDs.
12671 (load_killed_in_block): Likewise.
12672 (compute_hash_table_work): Don't compute reg_set_in_block.
12673 (compute_transp): Use DF_REG_DEF_CHAINs.
12674 (local_cprop_pass): Don't use compute_sets and related functions.
12675 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12676 Use get_max_uid() instead of max_cuid.
12677 (insert_insn_end_basic_block, pre_insert_copy_insn,
12678 update_ld_motion_stores): Don't try to
12679 keep reg_set tables up to date.
12680 (pre_insert_copies): Use df insn LUIDs.
12681 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12682 (reg_set_info): Don't use extra bitmap argument.
12683 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12684 information to compute regs_set_in_block.
12685 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12686 (bypass_jumps): Don't use compute_sets and friends.
12688 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12691 * opts.c (undocumented_msg): Do not leave blank even with
12694 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12696 * c-decl.c (build_enumerator): Allow values folding to integer
12697 constants but not integer constant expressions with a pedwarn if
12700 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12703 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12704 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12705 type is an integer constant.
12707 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12710 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12713 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12716 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12717 with variably modified return type and no storage class
12718 specifiers, except for the case of nested functions. Distinguish
12719 extern declarations of functions with variably modified return
12720 types from those of objects with variably modified types.
12722 2009-04-25 Jan Hubicka <jh@suse.cz>
12724 * tree.c (list_equal_p): New function.
12725 * tree.h (list_equal_p): Declare.
12726 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12727 basic_block_def, basic_block, const_basic_block): New.
12728 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12729 (redirect_eh_edge): New function.
12730 (make_eh_edge_update_phi): EH edges are not abnormal.
12731 * except.c: Include tree-flow.h.
12732 (list_match): New function.
12733 (eh_region_replaceable_by_p): New function.
12734 (replace_region): New function.
12735 (hash_type_list): New function.
12736 (hash_eh_region): New function.
12737 (eh_regions_equal_p): New function.
12738 (merge_peers): New function.
12739 (remove_unreachable_regions): Verify EH tree when checking;
12741 (copy_eh_region_1): New function.
12742 (copy_eh_region): New function.
12743 (push_reachable_handler): New function.
12744 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12745 regions without label but with live RESX.
12746 * except.h (redirect_eh_edge_to_label): New.
12747 * tree-flow.h (redirect_eh_edge): New.
12748 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12749 basic_block_def, basic_block, const_basic_block): Remove.
12750 * Makefile.in (except.o): Add dependency on tree-flow.h
12751 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12752 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12755 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12758 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12759 on the destination of memcpy.
12761 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12763 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12764 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12765 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12767 2009-04-25 Jan Hubicka <jh@suse.cz>
12769 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12770 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12771 to be reached by different label than left.
12772 (update_eh_edges): Update comment; remove edge_to_remove if possible
12773 and return true if suceeded.
12774 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12775 (cleanup_eh): Compute sharing map.
12776 * except.c (remove_eh_handler_and_replace): Add argument if we should
12778 (remove_unreachable_regions): Update for label sharing.
12779 (label_to_region_map): Likewise.
12780 (get_next_region_sharing_label): New function.
12781 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12783 (remove_eh_handler): Update.
12784 (remove_eh_region_and_replace_by_outer_of): New function.
12785 * except.h (struct eh_region): Add next_region_sharing_label.
12786 (remove_eh_region_and_replace_by_outer_of,
12787 get_next_region_sharing_label): Declare.
12788 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12790 2009-04-25 Jan Hubicka <jh@suse.cz>
12792 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12793 insert code even if they are not critical.
12795 2009-04-25 Jan Hubicka <jh@suse.cz>
12797 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12798 (gimple_can_remove_branch_p): EH edges won't remove branch by
12800 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12801 updating of non-abnormal EH edges.
12802 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12803 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12804 (split_critical_edges): Split also edges where emitting code on them
12805 will lead to splitting later.
12807 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12808 H.J. Lu <hongjiu.lu@intel.com>
12811 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12812 the configured assembler supports fildq and fistpq mnemonics.
12813 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12814 * configure: Regenerated.
12815 * config.in: Ditto.
12817 * config/i386/i386.c (print_operand): Handle 'Z'.
12818 ['z']: Remove handling of special fild/fist suffixes.
12819 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12820 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12821 suffix of fild insn.
12822 (*floatsi<mode>2_vector_mixed): Ditto.
12823 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12824 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12825 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12826 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12827 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12829 2009-04-25 Ben Elliston <bje@au.ibm.com>
12831 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12832 the source of a set operation.
12834 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12836 * target.h (struct gcc_target): Add case_values_threshold field.
12837 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12838 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12839 * targhooks.c (default_case_values_threshold): New function.
12840 * targhooks.h (default_case_values_threshold): Declare function.
12841 * stmt.c (expand_case): Use case_values_threshold target hook.
12842 * expr.h (case_values_threshold): Remove declartation.
12843 * expr.c (case_values_threshold): Remove function.
12844 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12846 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12847 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12848 (avr_case_values_threshold): Declare as static.
12849 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12851 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12852 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12853 (mn10300_case_values_threshold): New function.
12855 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12857 * ira.c (setup_cover_and_important_classes): Add enum cast.
12859 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12861 * genpreds.c (write_enum_constraint_num): Output definition of
12862 CONSTRAINT_NUM_DEFINED_P macro.
12863 * ira.c (setup_cover_and_important_classes): Use
12864 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12866 2009-04-24 DJ Delorie <dj@redhat.com>
12868 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12869 __SH2A_SINGLE_ONLY__ also.
12871 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12873 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12874 (movdf_internal): Ditto.
12875 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12876 SFmode and DFmode constants.
12877 (ia64_print_operand): Add 'G' format for printing
12878 floating point constants.
12880 2009-04-24 Richard Guenther <rguenther@suse.de>
12882 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12883 from unsigned additions.
12885 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12887 * c-typeck.c (set_init_index): Allow array designators that are
12888 not integer constant expressions with a pedwarn if pedantic.
12890 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12892 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12893 zero if no overlap in nonzero bits between the operands.
12895 2009-04-24 Ian Lance Taylor <iant@google.com>
12897 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12898 (record_dead_and_set_regs): Likewise.
12899 * df.h (struct df_mw_hardreg): Change flags field to int.
12900 (struct df_base_ref): Likewise.
12901 (struct df): Change changeable_flags field to int.
12902 * df-scan.c (df_defs_record): Change clobber_flags to int.
12903 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12904 constants rather than #define macros.
12905 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12906 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12907 (enum dwarf_calling_convention): Likewise.
12908 (enum dwarf_line_number_x_ops): Likewise.
12909 (enum dwarf_call_frame_info): Likewise.
12910 (enum dwarf_source_language): Likewise.
12911 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12912 (add_calling_convention_attribute): Likewise.
12913 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12914 (combine_comparisons): Change compcode to int. Add cast to enum type.
12915 * genrecog.c (maybe_both_true_2): Change c to int.
12916 (write_switch): Likewise. Add cast to enum type.
12917 * gimplify.c (gimplify_omp_for): Handle return values from
12918 gimplify_expr using MIN rather than bitwise or.
12919 (gimplify_expr): Add cast to enum type.
12920 * ipa-prop.c (update_jump_functions_after_inlining): Change
12921 IPA_BOTTOM to IPA_JF_UNKNOWN.
12922 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12923 Add casts to enum type.
12924 (setup_cover_and_important_classes): Change cl to int. Add casts
12926 (setup_class_translate): Change cl and mode to int.
12927 (ira_init_once): Change mode to int.
12928 (free_register_move_costs): Likewise.
12929 (setup_prohibited_mode_move_regs): Add casts to enum type.
12930 * langhooks.c (add_builtin_function_common): Rework assertion that
12931 value fits bitfield.
12932 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12933 * omega.c (omega_do_elimination): Avoid math on enum types.
12934 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12935 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12936 int local to handle integral_argment value.
12937 * regmove.c (try_auto_increment): Change PUT_MODE to
12939 * reload.c (push_secondary_reload): Add casts to enum type.
12940 (secondary_reload_class, find_valid_class): Likewise.
12941 * reload1.c (emit_input_reload_insns): Likewise.
12942 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12943 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12944 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12946 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12947 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12949 (expand_complex_libcall): Add casts to enum type.
12950 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12951 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12952 with ERROR_MARK, not NUM_TREE_CODES.
12953 (vect_create_epilog_for_reduction): Likewise.
12954 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12955 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12956 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12958 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12959 vect_unused_in_loop. Change 0 to loop_vect.
12960 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12961 * var-tracking.c (get_init_value): Change return type to enum
12963 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12964 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12966 (arm_override_options): Add casts to enum type.
12967 (arm_emit_tls_decoration): Likewise.
12968 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12970 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12971 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12972 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12974 * config/s390/s390.c (code_for_builtin_64): Change to array of
12976 (code_for_builtin_31): Likewise.
12977 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12979 * config/sparc/sparc.c (sparc_override_options): Change value
12980 field in struct code_model to enum cmodel. In initializer change
12981 0 to NULL and add cast to enum type.
12983 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12984 Change all callers. Issue a -Wc++-compat warning using
12985 lhs_origtype if necessary.
12986 (convert_for_assignment): Issue -Wc++-compat warnings about
12987 invalid conversions to enum type on assignment.
12988 * c-common.h (build_modify_expr): Update declaration.
12990 2009-04-24 Nick Clifton <nickc@redhat.com>
12992 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12993 (function_arg_advance): Likewise.
12994 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12997 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12999 * config/s390/constraints.md ('I', 'J'): Fix condition.
13001 2009-04-24 Diego Novillo <dnovillo@google.com>
13003 * gengtype-parse.c (parse_error): Add newline after message.
13005 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13007 * config/i386/sse.md (avxmodesuffixs): Removed.
13008 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13009 (*avx_pinsr<ssevecsize>): This.
13011 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13013 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13014 follow chains of regs with a single definition, and allow expressions
13015 that are function_invariant_p.
13016 (simple_rhs_p): Allow expressions that are function_invariant_p.
13018 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13020 PR middle-end/39867
13021 * fold-const.c (fold_cond_expr_with_comparison): When folding
13022 > and >= to MAX, make sure the MAX uses the same type as the
13023 comparison's operands.
13025 2009-04-24 Nick Clifton <nickc@redhat.com>
13027 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13028 addressing for DImode accesses.
13029 (frv_print_operand_address): Handle PLUS case.
13030 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13032 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13034 PR rtl-optimization/39794
13035 * alias.c (canon_true_dependence): Add x_addr argument.
13036 * rtl.h (canon_true_dependence): Adjust prototype.
13037 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13038 * cselib.c (cselib_invalidate_mem): Likewise.
13039 * gcse.c (compute_transp): Likewise.
13040 * dse.c (scan_reads_nospill): Likewise.
13041 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13042 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13043 canon_base_addr of the group, plus optional offset.
13044 (struct group_info): Rename canon_base_mem to
13046 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13047 canon_rtx of base_mem.
13049 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13051 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13052 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13054 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13056 * config/spu/spu-builtins.h: Delete file.
13058 * config/spu/spu.h (enum spu_builtin_type): Move here from
13060 (struct spu_builtin_description): Likewise. Add GTY marker.
13061 Do not use enum spu_function_code or enum insn_code.
13062 (spu_builtins): Add extern declaration.
13064 * config/spu/spu.c: Do not include "spu-builtins.h".
13065 (enum spu_function_code, enum spu_builtin_type_index,
13066 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13067 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13068 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13069 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13070 (spu_builtin_types): Make static. Add GTY marker.
13071 (spu_builtins): Add extern declaration with GTY marker.
13072 Include "gt-spu.h".
13074 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13075 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13076 Check programmatically whether all parameters are scalar.
13078 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13080 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13082 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13083 assignment from the constructor either if the target is volatile.
13085 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13087 * config/arm/arm.md (insv): Do not share operands[0].
13089 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13091 * config/vxlib-tls.c (active_tls_threads): Delete.
13092 (delete_hook_installed): New.
13093 (tls_delete_hook): Don't delete the delete hook.
13094 (tls_destructor): Delete it here.
13095 (__gthread_set_specific): Adjust installing the delete hook.
13096 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13097 __gthread_leave_tsd_dtor_context.
13099 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13101 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13103 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13105 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13107 (alpha_rtx_costs): Ditto.
13108 (emit_unlikely_jump): Use add_reg_note.
13109 (emit_frame_store_1): Ditto.
13110 (alpha_expand_prologue): Ditto.
13111 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13112 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13114 2009-04-23 Nick Clifton <nickc@redhat.com>
13116 * config/v850/v850.md (epilogue): Remove suppressed code.
13117 (return): Rename to return_simple and remove test of frame size.
13118 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13119 to gen_return_simple.
13121 2009-04-22 Jing Yu <jingyu@google.com>
13124 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13126 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13129 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13130 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13131 value is a VECTOR_CST, the element type is the element type of the
13134 2009-04-22 DJ Delorie <dj@redhat.com>
13136 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13138 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13140 * alias.c (find_base_term): Move around LO_SUM case, so that
13141 CONST falls through into PLUS/MINUS handling.
13144 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13145 into 0, use omit_one_operand.
13147 2009-04-23 Ben Elliston <bje@au.ibm.com>
13149 * config/rs6000/linux-unwind.h (get_regs): Remove type
13150 puns. Change the type of `pc' to an array of unsigned ints and
13151 update all users. Constify frame24.
13153 2009-04-22 DJ Delorie <dj@redhat.com>
13155 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13156 declarations before code.
13157 (current_function_special_page_vector): Likewise.
13158 (m32c_expand_insv): Silence a warning.
13160 2009-04-21 Taras Glek <tglek@mozilla.com>
13162 * alias.c: Update GTY annotations to new syntax.
13163 * basic-block.h: Likewise.
13164 * bitmap.h: Likewise.
13165 * c-common.h: Likewise.
13166 * c-decl.c: Likewise.
13167 * c-parser.c: Likewise.
13168 * c-pragma.c: Likewise.
13169 * c-tree.h: Likewise.
13170 * cfgloop.h: Likewise.
13171 * cgraph.h: Likewise.
13172 * config/alpha/alpha.c: Likewise.
13173 * config/arm/arm.h: Likewise.
13174 * config/avr/avr.h: Likewise.
13175 * config/bfin/bfin.c: Likewise.
13176 * config/cris/cris.c: Likewise.
13177 * config/darwin.c: Likewise.
13178 * config/frv/frv.c: Likewise.
13179 * config/i386/i386.c: Likewise.
13180 * config/i386/i386.h: Likewise.
13181 * config/i386/winnt.c: Likewise.
13182 * config/ia64/ia64.h: Likewise.
13183 * config/iq2000/iq2000.c: Likewise.
13184 * config/mips/mips.c: Likewise.
13185 * config/mmix/mmix.h: Likewise.
13186 * config/pa/pa.c: Likewise.
13187 * config/pa/pa.h: Likewise.
13188 * config/rs6000/rs6000.c: Likewise.
13189 * config/s390/s390.c: Likewise.
13190 * config/sparc/sparc.c: Likewise.
13191 * config/xtensa/xtensa.c: Likewise.
13192 * cselib.h: Likewise.
13193 * dbxout.c: Likewise.
13194 * dwarf2out.c: Likewise.
13195 * except.c: Likewise.
13196 * except.h: Likewise.
13197 * fixed-value.h: Likewise.
13198 * function.c: Likewise.
13199 * function.h: Likewise.
13200 * gimple.h: Likewise.
13201 * integrate.c: Likewise.
13202 * optabs.c: Likewise.
13203 * output.h: Likewise.
13204 * real.h: Likewise.
13206 * stringpool.c: Likewise.
13207 * tree-data-ref.c: Likewise.
13208 * tree-flow.h: Likewise.
13209 * tree-scalar-evolution.c: Likewise.
13210 * tree-ssa-address.c: Likewise.
13211 * tree-ssa-alias.h: Likewise.
13212 * tree-ssa-operands.h: Likewise.
13213 * tree.c: Likewise.
13214 * tree.h: Likewise.
13215 * varasm.c: Likewise.
13216 * varray.h: Likewise.
13218 * coretypes.h: Do not define GTY macro if it is already defined.
13219 * doc/gty.texi: Update GTY documentation to new syntax.
13220 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13221 annotations on structs.
13222 * gengtype-parse.c: Likewise.
13224 2009-04-22 Mark Heffernan <meheff@google.com>
13226 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13228 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13230 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13233 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13235 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13236 the same as a PLUS without a shift. Increase the cost of a
13239 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13241 * Makefile.in: Update dependencies.
13242 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13243 * errors.h: Remove bogus comment about compatibility.
13244 (warning): Update declaration.
13245 * genautomata.c: Update all calls to warning.
13246 * gimple.c: Do not include errors.h. Include toplev.h.
13247 * tree-ssa-structalias.c: Do not include errors.h.
13248 * omega.c: Likewise.
13249 * tree-ssa-reassoc.c: Likewise.
13250 * config/spu/spu-c.c: Likewise.
13251 * config/spu/t-spu-elf: Update dependencies.
13253 2009-04-22 Richard Guenther <rguenther@suse.de>
13255 PR tree-optimization/39824
13256 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13257 make sure the types are compatible.
13259 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13262 * c-common.c (c_parse_error): Take a token_flags parameter.
13263 Use token_type for the token type instead.
13264 Pass token_flags to cpp_type2name.
13265 * c-common.h (c_parse_error): Update declaration.
13266 * c-parser.c (c_parser_error): Pass 0 as token flags.
13268 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13270 PR rtl-optimization/39580
13271 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13273 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13275 * function.c (expand_function_end): Do not emit a jump to the "naked"
13276 return label for fall-through returns.
13277 * except.c (sjlj_emit_function_exit): Always place the call to the
13278 unregister function at the location installed by expand_function_end.
13280 2009-04-22 Richard Guenther <rguenther@suse.de>
13282 PR tree-optimization/39845
13283 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13284 (gen_inbound_check): Likewise.
13286 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13288 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13290 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13291 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13293 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13295 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13296 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13297 shift counts to avoid out-of-bounds array accesses.
13299 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13301 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13302 (Pmode): Move above.
13304 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13306 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13307 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13308 GET_CODE macro. Use IN_RANGE macro where appropriate.
13309 * config/alpha/alpha.h: Ditto.
13310 * config/alpha/alpha.md: Ditto.
13311 * config/alpha/constraints.md: Ditto.
13312 * config/alpha/predicates.md: Ditto.
13314 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13316 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13317 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13318 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13319 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13320 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13321 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13322 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13323 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13324 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13325 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13326 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13327 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13328 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13329 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13330 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13331 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13332 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13333 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13334 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13335 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13336 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13337 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13338 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13339 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13340 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13341 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13342 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13344 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13346 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13347 references from comments.
13348 * cfgbuild.c: (count_basic_blocks): Delete.
13349 (find_basic_blocks_1): Delete.
13350 (find_basic_blocks): Delete.
13351 * except.c (finish_eh_generation): Make static. Move comment from
13352 except.h here. Remove find_basic_blocks references from comments.
13353 * except.h (finish_eh_generation): Delete.
13354 * basic-block.h (find_basic_blocks): Delete.
13355 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13357 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13359 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13360 (sdbout_parms): Likewise.
13362 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13364 * config/sh/sh.c (prepare_cbranch_operands): Use
13365 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13366 (expand_cbranchdi4): Likewise.
13367 (from_compare): Add cast to enum type.
13368 (expand_cbranchsi4): Use add_reg_note.
13369 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13370 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13371 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13372 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13373 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13374 instead of CODE_FOR_nothing.
13375 (cbranchdi4): Likewise. Fix the order of arguments for
13377 (push_fpscr): Use add_reg_note.
13378 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13379 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13381 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13383 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13384 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13385 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13386 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13387 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13388 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13389 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13390 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13391 config/alpha/x-vms, config/arc/t-arc,
13392 config/arm/README-interworking, config/arm/arm-c.c,
13393 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13394 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13395 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13396 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13397 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13398 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13399 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13400 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13401 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13402 config/cris/t-elfmulti, config/crx/t-crx,
13403 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13404 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13405 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13406 config/h8300/t-h8300, config/i386/athlon.md,
13407 config/i386/darwin-libgcc.10.4.ver,
13408 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13409 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13410 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13411 config/i386/t-linux64, config/i386/t-nwld,
13412 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13413 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13414 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13415 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13416 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13417 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13418 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13419 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13420 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13421 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13422 config/m68k/t-uclinux, config/mcore/t-mcore,
13423 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13424 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13425 config/mips/crtn.asm, config/mips/irix-crti.asm,
13426 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13427 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13428 config/mips/mips-fixed.md, config/mips/sb1.md,
13429 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13430 config/mips/t-iris6, config/mips/t-isa3264,
13431 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13432 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13433 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13434 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13435 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13436 config/mn10300/t-linux, config/mn10300/t-mn10300,
13437 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13438 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13439 config/picochip/libgccExtras/clzsi2.asm,
13440 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13441 config/rs6000/darwin-libgcc.10.4.ver,
13442 config/rs6000/darwin-libgcc.10.5.ver,
13443 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13444 config/rs6000/t-aix43, config/rs6000/t-aix52,
13445 config/rs6000/t-darwin, config/rs6000/t-fprules,
13446 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13447 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13448 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13449 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13450 config/rs6000/t-rtems, config/rs6000/t-spe,
13451 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13452 config/score/t-score-elf, config/sh/divcost-analysis,
13453 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13454 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13455 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13456 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13457 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13458 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13459 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13460 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13461 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13462 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13463 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13464 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13465 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13466 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13467 * config/h8300/genmova.sh: Include copyright and license notices
13468 in generated output.
13469 * config/h8300/mova.md: Regenerate.
13470 * doc/install.texi2html: Include word "Copyright" in copyright
13471 notice and use name "Free Software Foundation, Inc.".
13472 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13473 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13474 ChangeLog-2007, ChangeLog-2008: Correct dates.
13476 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13478 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13479 NE_EXPR operations as well.
13480 * c-parser.c (c_parser_condition): Do not set location information on
13482 (c_parser_conditional_expression): Likewise.
13483 (c_parser_binary_expression): Set location information on operators.
13484 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13485 TRUTH_NOT_EXPR has been folded.
13486 * fold-const.c (fold_truth_not_expr): Copy location information from
13487 the incoming expression to the outgoing one.
13488 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13489 recursive calls on the LHS of the operator but pass that of the
13490 operator to recursive calls on the RHS of the operator. Set it
13492 (shortcut_cond_expr): Set the locus of the operator on the second
13493 COND_EXPR and that of the expression on the first in degenerate cases.
13494 Pass the locus of the expression to calls to shortcut_cond_r.
13495 Set the locus of the 'then' block on the associated jump, if any.
13496 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13497 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13498 expression to call to gimplify_boolean_expr.
13500 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13502 * config.gcc: Add additional configuration for
13503 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13504 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13505 (CPP_SPEC): Redefine for allowing -municode option.
13506 (STARTFILE_SPEC): Likewise.
13507 * config/i386/t-mingw-w64: New.
13508 * config/i386/mingw-w64.opt: New.
13509 (municode): Add new target option.
13510 * doc/invoke.texi (municode): Add documentation for new option.
13512 2009-04-21 Ian Lance Taylor <iant@google.com>
13514 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13515 Correct test for number of arguments.
13516 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13518 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13520 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13521 argument of emit_library_call.
13523 2009-04-21 Richard Guenther <rguenther@suse.de>
13525 PR middle-end/39829
13526 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13527 inside VIEW_CONVERT_EXPRs.
13529 2009-04-21 Martin Jambor <mjambor@suse.cz>
13531 * tree-switch-conversion.c (build_constructors): Split a long line.
13532 (constructor_contains_same_values_p): New function.
13533 (build_one_array): Create assigns of constants if possible, do not
13534 call mark_sym_for_renaming, call update_stmt.
13535 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13536 make_rename_temp. Do not call mark_symbols_for_renaming, call
13538 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13539 find_new_referenced_vars, call update_stmt.
13540 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13541 instead of calling make_rename_temp. Do not call
13542 find_new_referenced_vars or mark_symbols_for_renaming, call
13545 2009-04-21 Richard Guenther <rguenther@suse.de>
13547 PR tree-optimization/39827
13548 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13549 (tree_ssa_phiprop): Pass the correct array size.
13551 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13553 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13555 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13558 * c-typeck.c (lvalue_p): Move declaration ...
13559 * c-common.h (lvalue_p): ... to here.
13560 * c-common.c (candidate_equal_p): New.
13561 (add_tlist): Use it.
13562 (merge_tlist): Use it.
13563 (warn_for_collisions_1): Likewise.
13564 (warning_candidate_p): Accept more candidates.
13565 (verify_tree): A warning candidate can be an expression. Use
13568 2009-04-21 Ben Elliston <bje@au.ibm.com>
13571 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13572 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13573 options. Remove -mcall-solaris documentation.
13575 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13578 * doc/invoke.texi (-Wlong-long): Update description.
13579 * c-lex (interpret_integer): Only warn if there was no previous
13580 overflow and -Wlong-long is enabled.
13581 * c-decl.c (declspecs_add_type): Drop redundant flags.
13582 * c.opt (Wlong-long): Init to -1.
13583 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13584 and front-end warn_long_long. Wlong-long only depends on other
13585 flags if it is uninitialized.
13586 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13587 the same for CPP and FE.
13588 (restore_extension_diagnostics): Likewise.
13590 2009-04-20 Ian Lance Taylor <iant@google.com>
13592 Fix enum conversions which are invalid in C++:
13593 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13594 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13595 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13596 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13597 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13598 (dbxout_parms): Likewise.
13599 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13600 (df_clear_flags): Likewise.
13601 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13602 top_flag parameter to int.
13603 (df_chain_create_bb_process_use): Likewise.
13604 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13606 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13607 (df_ref_create_structure, df_def_record_1): Likewise.
13608 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13609 (df_notes_rescan): Change 0 to VOIDmode in function call.
13610 (df_get_call_refs, df_insn_refs_collect): Likewise.
13611 (df_bb_regs_collect): Likewise.
13612 (df_entry_block_defs_collect): Likewise.
13613 (df_exit_block_uses_collect): Likewise.
13614 * df.h: Update declarations.
13615 * double-int.c (double_int_divmod): Add cast to enum type.
13616 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13617 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13618 (based_loc_descr): Likewise.
13619 (loc_descriptor_from_tree_1): Change first_op and second_op to
13620 enum dwarf_location_atom. Add cast to enum type.
13621 * expmed.c (init_expmed): Change 0 to SET in function call.
13622 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13623 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13624 (do_store_flag): Likewise.
13625 * fixed-value.h (struct fixed_value): Change mode to enum
13627 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13628 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13630 (insert_insn_decl, insert_decl, insert_state): Likewise.
13631 (automata_list_finish): Likewise.
13632 * genrecog.c (process_define_predicate): Add cast to enum type.
13633 * gensupport.c (init_predicate_table): Add cast to enum type.
13634 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13636 (gimple_build_call_1, gimple_build_label): Likewise.
13637 (gimple_build_goto, gimple_build_asm_1): Likewise.
13638 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13639 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13640 (enum fallback): Rename from enum fallback_t.
13641 (fallback_t): Typedef as int.
13642 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13643 GSI_SAME_STMT in function call.
13644 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13646 (setup_reg_class_relations): Likewise.
13647 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13648 (setup_prohibited_class_mode_regs): Add cast to enum type.
13649 (setup_prohibited_mode_move_regs): Likewise.
13650 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13651 (record_address_regs): Change i to enum reg_class.
13652 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13653 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13654 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13655 (GET_MODE_2XWIDER_MODE): Likewise.
13656 (GET_CLASS_NARROWEST_MODE): Likewise.
13657 * omp-low.c (expand_omp_for): Add cast to enum type.
13658 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13659 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13660 * postreload.c (reload_cse_simplify_operands): Change rclass local
13662 * predict.c (combine_predictions_for_insn): Change best_predictor
13663 and predictor to enum br_predictor.
13664 (combine_predictions_for_bb): Likewise.
13665 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13666 use SET_PREDICT_EXPR_OUTCOME.
13667 * real.c (real_arithmetic): Change icode to code in function call.
13668 * reginfo.c (init_move_cost): Add casts to enum type.
13669 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13670 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13672 * reload.c (find_valid_class): Add casts to enum type.
13673 (push_reload): Change 0 to NO_REGS in function call.
13674 (find_reloads): Change this_alternative to array of enum
13675 reg_class. Remove some now-unnecessary casts.
13676 (make_memloc): Change 0 to VOIDmode in function call.
13677 * reload1.c (reload): Change 0 to VOIDmode in function call.
13678 (eliminate_regs_1, elimination_effects): Likewise.
13679 (eliminate_regs_in_insn): Likewise.
13680 (emit_input_reload_insns): Add cast to enum type.
13681 (delete_output_reload): Change 0 to VOIDmode in function call.
13682 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13683 to enum type in function call.
13684 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13685 (SET_PREDICT_EXPR_OUTCOME): Define.
13686 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13687 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13688 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13689 (dump_function): Likewise.
13690 * tree-dump.h: Update declarations.
13691 * tree-pass.h: Update declarations.
13692 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13693 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13695 (arm_rtx_costs_1): Correct parenthesization.
13696 (arm_rtx_costs): Add casts to enum type.
13697 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13698 (vfp_emit_fstmd): Use add_rg_note.
13699 (emit_multi_reg_push, emit_sfm): Likewise.
13700 (thumb_set_frame_pointer): Likewise.
13701 (arm_expand_prologue): Likewise.
13702 (arm_regno_class): Change return type to enum reg_class.
13703 (thumb1_expand_prologue): Use add_reg_note.
13704 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13705 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13707 * config/arm/gentune.sh: Add cast to enum type.
13708 * config/arm/arm-tune.md: Rebuild.
13709 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13710 (ix86_split_fp_branch, predict_jump): Likewise.
13711 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13712 insn_code to enum rtx_code.
13713 (ix86_builtin_vectorized_function): Add cast to enum type.
13714 * config/i386/i386.md (truncdfsf2): Change slot to enum
13716 (truncxf<mode>2, isinf<mode>2): Likewise.
13717 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13719 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13720 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13721 (insert_bundle_state): Change 1 to INSERT in function call.
13722 (ia64_add_bundle_selector_before): Likewise.
13723 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13724 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13725 (restore_stack_nonlocal): Likewise.
13726 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13728 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13730 (mips_rtx_costs): Likewise.
13731 (mips_override_options): Add casts to enum type.
13732 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13734 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13735 (store_reg, set_reg_plus_d): Likewise.
13736 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13737 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13739 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13741 (emit_unlikely_jump): Use add_reg_note.
13742 (rs6000_emit_allocate_stack): Likewise.
13743 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13744 (output_toc): Change 1 to INSERT in function call.
13745 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13746 (rs6000_initialize_trampoline): Likewise.
13747 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13749 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13750 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13751 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13752 (save_gprs): Use add_reg_note.
13753 (s390_emit_prologue): Likewise.
13754 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13755 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13756 (sparc_fold_builtin): Add cast to enum type.
13757 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13759 (spu_expand_prologue): Use add_reg_note.
13760 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13762 2009-04-20 Ian Lance Taylor <iant@google.com>
13764 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13765 (c_parser_postfix_expression_after_primary): Get VEC for list of
13766 arguments. Get original types of arguments. Call
13767 build_function_call_vec.
13768 (cached_expr_list_1, cached_expr_list_2): New static variables.
13769 (c_parser_expr_list): Change return type to VEC *. Add
13770 p_orig_types parameter. Change all callers.
13771 (c_parser_release_expr): New static function.
13772 (c_parser_vec_to_tree_list): New static function.
13773 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13774 call build_function_call_vec.
13775 (build_function_call_vec): New function, based on old
13776 build_function_call.
13777 (convert_arguments): Remove nargs and argarray parameters. Change
13778 values to a VEC. Add origtypes parameter.
13779 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13780 (convert_for_assignment): Add origtype parameter. Change all
13781 callers. If warn_cxx_compat, check for conversion to an enum
13782 type when calling a function.
13783 (store_init_value): Add origtype parameter. Change all callers.
13784 (digest_init): Likewise.
13785 (struct init_node): Add origtype field.
13786 (add_pending_init): Add origtype parameter. Change all callers.
13787 (output_init_element): Likewise.
13788 (output_pending_init_elements): Pass origtype from init_node to
13789 output_init_element.
13790 (process_init_element): Pass origtype from c_expr to
13791 output_init_element.
13792 (c_finish_return): Add origtype parameter. Change all callers.
13793 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13795 (sync_resolve_params): Likewise.
13796 (sync_resolve_return): Change params to first_param. Change caller.
13797 (resolve_overloaded_builtins): Change params to VEC *. Change
13798 callers. Save first parameter around call to build_function_call_vec.
13799 * c-decl.c (finish_decl): Add origtype parameter. Change all
13800 callers. Call build_function_call_vec rather than
13801 build_function_call for cleanup.
13802 * c-tree.h: Update declarations.
13803 * c-common.h: Update declarations.
13804 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13805 params to first_param.
13806 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13807 params parameter from tree to void *.
13808 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13809 Change arglist parameter to have type void *, and to be a pointer
13811 * config/rs6000/rs6000-protos.h
13812 (altivec_resolve_overloaded_builtin): Update declaration.
13813 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13814 fnargs parameter to have type void *, and to be a pointer to a
13815 VEC. Call build_function_call_vec instead of
13816 build_function_call.
13817 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13819 2009-04-20 Joey Ye <joey.ye@intel.com>
13820 Xuepeng Guo <xuepeng.guo@intel.com>
13821 H.J. Lu <hongjiu.lu@intel.com>
13823 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13825 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13826 (IX86_LEA_PRIORITY): Likewise.
13827 (distance_non_agu_define): New function.
13828 (distance_agu_use): Likewise.
13829 (ix86_lea_for_add_ok): Likewise.
13830 (ix86_dep_by_shift_count): Likewise.
13832 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13833 should split for LEA.
13835 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13837 (ix86_dep_by_shift_count): Likewise.
13839 2009-04-20 Richard Guenther <rguenther@suse.de>
13841 * expr.c (handled_component_p): Move ...
13842 * tree.h (handled_component_p): ... here.
13843 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13844 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13845 and REALPART_EXPR to be in one group.
13847 2009-04-20 Richard Guenther <rguenther@suse.de>
13849 * basic-block.h (get_all_dominated_blocks): Declare.
13850 * dominance.c (get_all_dominated_blocks): New function.
13851 * tree-cfg.c (get_all_dominated_blocks): Remove.
13852 (remove_edge_and_dominated_blocks): Adjust.
13853 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13854 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13855 instead of recursing.
13857 2009-04-20 Doug Kwan <dougkwan@google.com>
13859 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13860 (struct cgraph_node_set_def): New type.
13861 (cgraph_node_set) New type. Also declare vector functions.
13862 (struct cgraph_node_set_element_def): New type.
13863 (cgraph_node_set_element): Ditto.
13864 (cgraph_node_set_iterator): New iterator type.
13865 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13866 cgraph_node_set_remove, dump_cgraph_node_set,
13867 debug_cgraph_node_set): New prototypes.
13868 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13869 cgraph_node_set_size): New inlines.
13870 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13871 including cgraph.h.
13872 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13873 argument to function 'write_summary'.
13874 * ipa.c: Include ggc.h.
13875 (hash_cgraph_node_set_element,
13876 eq_cgraph_node_set_element, cgraph_node_set_new,
13877 cgraph_node_set_add, cgraph_node_set_remove,
13878 cgraph_node_set_find, dump_cgraph_node_set,
13879 debug_cgraph_node_set): New functions.
13880 * Makefile.in (ipa.o): Add dependency on GGC_H.
13882 2009-04-20 Ira Rosen <irar@il.ibm.com>
13884 PR tree-optimization/39675
13885 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13886 check of the return code of vect_schedule_slp. Check that
13887 stmt_vec_info still exists for the statement, before checking its
13888 vectorization type.
13890 2009-04-20 Michael Matz <matz@suse.de>
13892 * Makefile.in (generated_files): Take out $(simple_generated_c).
13894 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13896 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13897 (UINTPTR_TYPE): Likewise.
13899 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13902 * c-typeck.c (digest_init): Check for initializing an array with a
13905 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13908 * c-semantics.c (pop_stmt_list): Propagate
13909 STATEMENT_LIST_HAS_LABEL to parent statement list.
13911 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13913 * config/mips/mips.h (mips_tune_attr): New macro.
13914 * config/mips/mips.md (cpu): Use it.
13916 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13919 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13922 2009-04-19 Diego Novillo <dnovillo@google.com>
13924 * toplev.c (compile_file): Move call to coverage_finish ...
13925 * cgraphunit.c (ipa_passes): ... here.
13926 Call cgraph_process_new_functions.
13927 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13928 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13930 2009-04-19 Jan Hubicka <jh@suse.cz>
13932 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13934 (dump_cgraph_node): Dump can throw external flag.
13935 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13937 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13941 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13942 * common.opt (Wlogical-op): Move from here...
13943 * c.opt (Wlogical-op): ... to here.
13944 * c-typeck.c (parser_build_binary_op): Update call to
13945 warn_logical_operator.
13946 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13948 * c-common.c (warn_logical_op): Update.
13949 * c-common.h (warn_logical_op): Update declaration.
13951 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13953 * tree.c (protected_set_expr_location): Fix formatting.
13955 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13958 * c-typeck.c (readonly_warning): new.
13959 (build_unary_op, build_modify_expr): Use readonly_warning for
13960 storing into something readonly but not const-qualified.
13962 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13965 * c-typeck.c (build_unary_op): Check for taking address of
13966 expression of type void.
13968 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13971 * c-typeck.c (build_function_call): Check for calling a function
13972 with qualified void return types. Call require_complete_type when
13975 2009-04-18 Jan Hubicka <jh@suse.cz>
13977 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13979 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13980 can_throw_external flag.
13981 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13982 * ipa-pure-const.c (ignore_edge): New function.
13983 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13984 only over can_throw_external edges.
13985 (local_pure_const): Add nothrow flag.
13986 * ipa-utils.c (searchc): Add ignore_edge callback.
13987 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13988 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13989 (set_nothrow_function_flags): Update cgraph.
13990 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13992 2009-04-18 Richard Guenther <rguenther@suse.de>
13994 PR middle-end/39804
13995 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13996 (fold_stmt): ... this and ...
13997 (fold_stmt_inplace): ... this.
13998 (fold_stmt_1): Fold references in calls and asms.
13999 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14001 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14003 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14004 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14006 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14008 * tree.c (function_args_count): Remove.
14009 * tree.h: Remove the prototype for function_args_count.
14011 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14013 * tree-iterator.c (expr_only): Remove.
14014 * tree.h: Remove the prototype for expr_only.
14016 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14018 * reginfo.c (cannot_change_mode_set_regs): Remove.
14019 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14021 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14023 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14024 whether operands 0 and 1 overlaps.
14026 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14028 PR middle-end/36902
14029 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14030 pointer. Use warning_at instead of warning.
14031 (search_for_addr_array): Likewise.
14032 (check_array_bounds): Likewise.
14033 (check_all_array_refs): Check that the incoming edge is not in the
14034 list of edges to be removed.
14035 (check_all_array_refs): Avoid the temporal pointer.
14036 (vrp_visit_cond_stmt): Fix typo.
14037 (simplify_switch_using_ranges): Handle the case where the switch
14038 index is an integer constant.
14040 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14042 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14044 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14046 * doc/extend.texi, doc/invoke.texi: Fix typos.
14048 2009-04-17 Cary Coutant <ccoutant@google.com>
14050 * tree-flow-inline.h (get_lineno): Fix inverted test.
14052 2009-04-17 Diego Novillo <dnovillo@google.com>
14054 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14055 assertion for AVAIL_OUT.
14057 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14060 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14061 * config/sh/linux-atomic.asm: Likewise.
14063 2009-04-17 Diego Novillo <dnovillo@google.com>
14065 * except.c (debug_eh_tree): New.
14066 (struct eh_region, struct eh_status): Move ...
14067 * except.h: ... here.
14068 (add_type_for_runtime): Declare extern.
14069 (lookup_type_for_runtime): Likewise.
14070 (debug_eh_tree): Declare.
14071 * Makefile.in (GTFILES): List except.h before except.c
14073 2009-04-17 Diego Novillo <dnovillo@google.com>
14075 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14076 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14077 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14078 (find_vars_r): ... here.
14079 * tree-flow.h (find_referenced_vars_in): Declare.
14080 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14081 that AVAIL_OUT exists for BLOCK.
14082 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14083 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14084 (tree-parloops.o): Likewise.
14086 2009-04-17 Simon Baldwin <simonb@google.com>
14088 * toplev.c (default_tree_printer): Add handling for %E format.
14090 2009-04-17 Diego Novillo <dnovillo@google.com>
14092 * tree-pretty-print.c (dump_generic_node): Add break after
14093 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14094 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14095 FUNCTION_TYPE together. Call print_struct_decl when printing
14096 structures and TDF_SLIM is not given.
14097 (print_struct_decl): Fix logic for detecting recursion.
14099 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14102 * gcc.c (create_at_file): New.
14103 (compile_input_file_p): New.
14104 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14105 * main.c (main): Update call to toplev_main.
14106 * toplev.c (toplev_main): Change signature. Call expandargv.
14107 * toplev.h (toplev_main): Change signature.
14109 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14111 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14112 if the latter is not constant.
14114 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14116 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14118 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14120 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14121 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14123 2009-04-17 Richard Guenther <rguenther@suse.de>
14125 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14126 Handle component references view-converting an invariant address.
14128 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14130 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14131 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14132 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14133 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14134 Use @deftypevr rather than @deftypevar.
14136 2009-04-17 Richard Guenther <rguenther@suse.de>
14138 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14139 (get_prop_source_stmt): Likewise.
14140 (can_propagate_from): Likewise.
14142 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14144 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14145 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14146 (--with-multilib-list): Add default value.
14147 * configure: Regenerate.
14148 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14149 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14150 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14151 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14152 Don't add default cpu to multilib list unnecessarily, but do enable
14153 the relevant compiler option..
14154 Add support for --with-multilib-list=<blank> and
14155 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14156 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14157 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14158 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14159 TM_MULTILIB_CONFIG.
14160 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14161 (MULTILIB_OSDIRNAMES): New variable.
14162 * config/sh/t-1e: Delete file.
14163 * config/sh/t-mlib-sh1: Delete file.
14164 * config/sh/t-mlib-sh2: Delete file.
14165 * config/sh/t-mlib-sh2a: Delete file.
14166 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14167 * config/sh/t-mlib-sh2a-single: Delete file.
14168 * config/sh/t-mlib-sh2a-single-only: Delete file.
14169 * config/sh/t-mlib-sh2e: Delete file.
14170 * config/sh/t-mlib-sh3e: Delete file.
14171 * config/sh/t-mlib-sh4: Delete file.
14172 * config/sh/t-mlib-sh4-nofpu: Delete file.
14173 * config/sh/t-mlib-sh4-single: Delete file.
14174 * config/sh/t-mlib-sh4-single-only: Delete file.
14175 * config/sh/t-mlib-sh4a: Delete file.
14176 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14177 * config/sh/t-mlib-sh4a-single: Delete file.
14178 * config/sh/t-mlib-sh4a-single-only: Delete file.
14179 * config/sh/t-mlib-sh4al: Delete file.
14180 * config/sh/t-mlib-sh5-32media: Delete file.
14181 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14182 * config/sh/t-mlib-sh5-64media: Delete file.
14183 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14184 * config/sh/t-mlib-sh5-compact: Delete file.
14185 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14186 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14187 * doc/install.texi (Options specification): Add
14188 --with-multilib-list and --with-endian.
14190 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14192 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14194 (OBJS-common): Add plugin-version.o.
14195 (plugin-version.o): New.
14196 * gcc-plugin.h (plugin_gcc_version): New.
14197 (plugin_default_version_check): New.
14198 (plugin_init_func, plugin_init): Add version argument.
14199 * plugin-version.c: New.
14200 * plugin.c (str_plugin_gcc_version_name): New.
14201 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14202 pass it to the init function.
14203 (plugin_default_version_check): New.
14205 2009-04-17 Richard Guenther <rguenther@suse.de>
14207 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14208 for decl-vs-decl disambiguation.
14210 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14212 * config/s390/s390.h (s390_tune_attr): New macro definition.
14213 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14215 2009-04-17 Richard Guenther <rguenther@suse.de>
14217 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14218 (fold_stmt_r): Likewise.
14219 (maybe_fold_reference): New function.
14220 (fold_gimple_assign): Handle cases fold_stmt_r did.
14221 (fold_stmt): Do not use fold_stmt_r.
14222 (fold_stmt_inplace): Likewise.
14224 2009-04-17 Richard Guenther <rguenther@suse.de>
14226 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14227 (record_equivalences_from_stmt): Remove useless checks and
14229 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14230 the type is already suitable.
14232 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14234 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14236 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14238 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14239 (CMPtype): Define as __gcc_CMPtype.
14241 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14243 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14244 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14246 2009-04-17 Richard Guenther <rguenther@suse.de>
14248 PR tree-optimization/39746
14249 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14250 special-casing for builtins and static variable use/def.
14251 (call_may_clobber_ref_p_1): Likewise.
14253 2009-04-16 Ian Lance Taylor <iant@google.com>
14255 * df.h: Include "timevar.h".
14256 (struct df_problem): Change tv_id field to timevar_id_t.
14257 * tree-pass.h: Include "timevar.h".
14258 (struct opt_pass): Change tv_id field to timevar_id_t.
14259 * timevar.h (timevar_id_t): Define TV_NONE.
14260 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14261 TV_NONE rather than tv_id != 0.
14262 (execute_one_pass): Likewise.
14263 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14264 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14265 dependencies to $(TREE_PASS_H).
14266 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14268 (pass_branch_target_load_optimize2): Likewise.
14269 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14270 (pass_outof_cfg_layout_mode): Likewise.
14271 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14272 (pass_rebuild_cgraph_edges): Likewise.
14273 (pass_remove_cgraph_callee_edges): Likewise.
14274 * df-core.c (pass_df_initialize_opt): Likewise.
14275 (pass_df_initialize_no_opt): Likewise.
14276 (pass_df_finish): Likewise.
14277 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14278 * except.c (pass_set_nothrow_function_flags): Likewise.
14279 (pass_convert_to_eh_region_ranges): Likewise.
14280 * final.c (pass_compute_alignments): Likewise.
14281 * function.c (pass_instantiate_virtual_regs): Likewise.
14282 (pass_init_function): Likewise.
14283 (pass_leaf_regs): Likewise.
14284 (pass_match_asm_constraints): Likewise.
14285 * gimple-low.c (pass_lower_cf): Likewise.
14286 (pass_mark_used_blocks): Likewise.
14287 * init-regs.c (pass_initialize_regs): Likewise.
14288 * integrate.c (pass_initial_value_sets): Likewise.
14289 * ira.c (pass_ira): Likewise.
14290 * jump.c (pass_cleanup_barriers): Likewise.
14291 * omp-low.c (pass_expand_omp): Likewise.
14292 (pass_lower_omp): Likewise.
14293 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14294 * recog.c (pass_split_all_insns): Likewise.
14295 (pass_split_after_reload): Likewise.
14296 (pass_split_before_regstack): Likewise.
14297 (pass_split_before_sched2): Likewise.
14298 (pass_split_for_shorten_branches): Likewise.
14299 * reginfo.c (pass_reginfo_init): Likewise.
14300 (pass_subregs_of_mode_init): Likewise.
14301 (pass_subregs_of_mode_finish): Likewise.
14302 * passes.c (pass_postreload): Likewise.
14303 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14304 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14305 (pass_warn_function_return): Likewise.
14306 (pass_warn_function_noreturn): Likewise.
14307 * tree-complex.c (pass_lower_complex): Likewise.
14308 (pass_lower_complex_O0): Likewise.
14309 * tree-if-conv.c (pass_if_conversion): Likewise.
14310 * tree-into-ssa.c (pass_build_ssa): Likewise.
14311 * tree-mudflap.c (pass_mudflap_1): Likewise.
14312 (pass_mudflap_2): Likewise.
14313 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14314 (pass_mudflap_2): Likewise.
14315 * tree-nrv.c (pass_return_slot): Likewise.
14316 * tree-object-size.c (pass_object_sizes): Likewise.
14317 * tree-optimize.c (pass_all_optimizations): Likewise.
14318 (pass_early_local_passes): Likewise.
14319 (pass_all_early_optimizations): Likewise.
14320 (pass_cleanup_cfg): Likewise.
14321 (pass_cleanup_cfg_post_optimizing): Likewise.
14322 (pass_free_datastructures): Likewise.
14323 (pass_free_cfg_annotations): Likewise.
14324 (pass_fixup_cfg): Likewise.
14325 (pass_init_datastructures): Likewise.
14326 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14327 (pass_late_warn_uninitialized): Likewise.
14328 (pass_update_address_taken): Likewise.
14329 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14330 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14331 (pass_cse_sincos): Likewise.
14332 (pass_convert_to_rsqrt): Likewise.
14333 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14334 * tree-stdarg.c (pass_stdarg): Likewise.
14335 * tree-tailcall.c (pass_tail_recursion): Likewise.
14336 (pass_tail_calls): Likewise.
14337 * tree-vect-generic.c (pass_lower_vector): Likewise.
14338 (pass_lower_vector_ssa): Likewise.
14339 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14341 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14343 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14345 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14347 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14348 logical and signext.
14350 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14353 * config/sh/predicates.md (arith_operand): Check if the operand
14354 of TRUNCATE is a REG.
14356 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14358 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14359 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14363 * tree-iterator.c (tsi_split_statement_list_after,
14364 tsi_split_statement_list_before): Remove.
14365 * tree-iterator.h: Remove the prototypes for
14366 tsi_split_statement_list_after and tsi_split_statement_list_before.
14368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14370 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14371 * tree-ssa-propagate.h: Remove the prototype for
14372 stmt_makes_single_load.
14374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14376 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14377 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14379 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14381 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14383 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14385 * except.c (eh_region_outer_p): Remove.
14386 * except.h: Remove the prototype for eh_region_outer_p.
14388 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14390 * function.c (current_function_assembler_name): Remove.
14391 * function.h: Remove the prototype for
14392 current_function_assembler_name.
14394 2009-04-16 Ian Lance Taylor <iant@google.com>
14396 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14397 (add_reg_note): Call alloc_reg_note.
14398 * rtl.h (alloc_reg_note): Declare.
14399 * combine.c (try_combine): Use alloc_reg_note.
14400 (recog_for_combine, move_deaths): Likewise.
14401 (distribute_notes): Use alloc_reg_note and add_reg_note.
14402 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14403 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14404 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14406 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14408 PR rtl-optimization/39762
14409 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14410 ira_may_move_out_cost): Add comments about way of their usage.
14411 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14413 * ira-conflicts.c (process_regs_for_copy): Use function
14414 ira_get_register_move_cost instead of global
14415 ira_register_move_cost.
14417 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14418 color_pass, move_spill_restore, update_curr_costs): Ditto.
14420 * ira-lives.c (process_single_reg_class_operands): Ditto.
14422 * ira-emit.c (emit_move_list): Ditto.
14424 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14425 (record_reg_classes): Ditto. Use functions
14426 ira_get_register_move_cost and ira_get_may_move_cost instead of
14427 global vars ira_register_move_cost, ira_may_move_out_cost and
14428 ira_may_move_in_cost.
14429 (record_address_regs): Don't call ira_init_register_move_cost.
14430 Use function ira_get_may_move_cost instead of global
14431 ira_may_move_in_cost.
14432 (process_bb_node_for_hard_reg_moves): Use function
14433 ira_get_register_move_cost instead of global ira_register_move_cost.
14434 (ira_costs): Don't call ira_init_register_move_cost.
14436 2009-04-16 Richard Guenther <rguenther@suse.de>
14438 * tree-cfg.c (verify_gimple_assign_binary):
14439 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14440 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14441 (create_general_new_stmt): Note that this function is broken.
14443 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14445 * common.opt (fhelp): Add Var(help_flag).
14446 * gcc-plugin.h (plugin_info): Add help.
14447 * plugin.c (plugin_name_args): Add help.
14448 (register_plugin_info): Set plugin->help.
14449 (print_help_one_plugin): New.
14450 (print_plugins_help): New.
14451 * plugin.h (print_plugins_help): New.
14452 * toplev.c (toplev_main): Call print_plugins_help if needed.
14454 2009-04-16 Richard Guenther <rguenther@suse.de>
14456 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14457 (gimple_ior_addresses_taken_1): New function.
14458 (gimple_ior_addresses_taken): Likewise.
14459 * gimple.h (struct gimple_statement_with_ops_base): Remove
14460 addresses_taken member.
14461 (gimple_ior_addresses_taken): Declare.
14462 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14463 gimple_set_addresses_taken): Remove.
14464 * ipa-reference.c (mark_address): New function.
14465 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14466 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14467 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14468 (gimple_add_to_addresses_taken): Remove.
14469 (get_tmr_operands): Call mark_address_taken.
14470 (get_asm_expr_operands): Likewise.
14471 (get_expr_operands): Likewise.
14472 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14473 (free_stmt_operands): Do not free it.
14474 * tree-ssa.c (delete_tree_ssa): Likewise.
14475 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14477 2009-04-16 Richard Guenther <rguenther@suse.de>
14479 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14480 (walk_stmt_load_store_ops): Likewise.
14481 * gimple.c (get_base_loadstore): New function.
14482 (walk_stmt_load_store_addr_ops): Likewise.
14483 (walk_stmt_load_store_ops): Likewise.
14484 * ipa-pure-const.c (check_op): Simplify.
14485 (check_load, check_store): New functions.
14486 (check_stmt): Use walk_stmt_load_store_ops.
14487 * ipa-reference.c (mark_load): Adjust signature.
14488 (mark_store): Likewise.
14489 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14491 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14493 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14494 (plugin_info): New.
14495 * opts.c (common_handle_option): Don't call print_version.
14496 * plugin.c (plugin_name_args): Add version.
14497 (register_plugin_info): New.
14498 (register_callback): Handle PLUGIN_INFO.
14499 (try_init_one_plugin): New.
14500 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14502 (finalize_one_plugin): New.
14503 (finalize_plugins): New.
14504 (print_one_plugin): New.
14505 (print_plugins_versions): New.
14506 * plugin.h (print_plugins_versions): New.
14507 (finalize_plugins): New.
14508 * toplev.c (compile_file): Don't call initialize_plugins.
14509 (print_version): Call print_plugins_versions.
14510 (toplev_main): Call initialize_plugins. Print version if needed.
14511 Call finalize_plugins.
14513 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14515 * common.opt (fversion): New.
14516 * gcc.c (print_version): New.
14517 (process_command): Don't print the version. Just set print_version.
14518 (main): Print version. Call subprocesses if print_version and
14519 verbose_flag are set.
14520 * opts.c (common_handle_option): Handle OPT_fversion.
14522 2009-04-16 Richard Guenther <rguenther@suse.de>
14523 Ira Rosen <irar@il.ibm.com>
14525 PR tree-optimization/39698
14526 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14527 type of the reduction variable. Only generate the def if
14530 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14531 make sure to first convert to an integer of the same precision.
14532 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14533 the type of the evolution correctly in computing the new
14534 induction variable base.
14536 2009-04-16 Richard Guenther <rguenther@suse.de>
14538 PR middle-end/39625
14539 * tree-cfg.c (make_blocks): Split statements with to-be
14540 abnormal SSA names on the lhs.
14542 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14544 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14545 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14546 * c-typeck.c (really_start_incremental_init): Likewise.
14547 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14548 (TARGET_INITIALIZER): Remove it.
14549 * target.h (struct target): Remove vector_opaque_p.
14550 * tree.c (build_opaque_vector_type): New.
14551 * tree.h (TYPE_VECTOR_OPAQUE): New.
14552 (build_opaque_vector_type): Declare.
14553 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14554 * config/rs6000/rs6000.c (build_opaque_vector_type,
14555 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14556 (rs6000_init_builtins): Use build_opaque_vector_type for
14557 opaque_V4SI_type_node.
14559 2009-04-15 Catherine Moore <clm@codesourcery.com>
14561 * debug.h (set_name): Declare.
14562 * dwarf2out.c (dwarf2out_set_name): Declare.
14563 (dwarf2_debug_hooks): Add set_name.
14564 (find_AT_string): New.
14565 (add_AT_string): Call find_AT_string.
14566 (dwarf2out_set_name): New.
14567 * cp/decl.c (grokdeclarator): Call set_name.
14568 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14569 * debug.c (do_nothing_debug_hooks): Likewise.
14570 * dbxout.c (dbx_debug_hooks): Likewise.
14571 * sdbout.c (sdb_debug_hooks): Likewise.
14573 2009-04-15 Michael Eager <eager@eagercon.com>
14575 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14576 reg for single-precision FPU.
14577 * config/rs6000/rs6000.md (movsi_internal1): Only for
14578 !TARGET_SINGLE_FPU.
14579 (movsi_internal1_single): New. Add pattern to move SI values to/from
14580 single-precision FP regs.
14582 2009-04-15 Richard Guenther <rguenther@suse.de>
14584 * omp-low.c (lower_rec_input_clauses): Build correct address
14586 (expand_omp_for_generic): Fix multiplication type.
14587 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14588 (generate_memset_zero): Fix types.
14589 * tree-profile.c (prepare_instrumented_value): Correctly
14592 2009-04-15 Ian Lance Taylor <iant@google.com>
14594 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14595 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14596 for -Wall and for -Wc++-compat.
14597 (c_common_post_options): For C++, set warn_enum_compare if not
14599 * c-tree.h (struct c_expr): Add field original_type.
14600 (build_external_ref): Update declaration.
14601 * c-parser.c (c_parser_braced_init): Set original_type.
14602 (c_parser_initelt): Likewise.
14603 (c_parser_expr_no_commas): Likewise.
14604 (c_parser_conditional_expression): Likewise.
14605 (c_parser_cast_expression): Likewise.
14606 (c_parser_unary_expression): Likewise. Pull setting of
14607 original_code to top of function.
14608 (c_parser_sizeof_expression): Set original_type.
14609 (c_parser_alignof_expression): Likewise.
14610 (c_parser_postfix_expression): Likewise. Pull setting of
14611 original_code to top of function.
14612 (c_parser_postfix_expression_after_paren_type): Set original_type.
14613 (c_parser_postfix_expression_after_primary): Likewise.
14614 (c_parser_expression): Likewise.
14615 * c-typeck.c (build_external_ref): Add type parameter. Change all
14617 (c_expr_sizeof_expr): Set original_type field.
14618 (parser_build_unary_op): Likewise.
14619 (parser_build_binary_op): Likewise. Optionally warn about
14620 comparisons of enums of different types.
14621 (digest_init): Set original_type field.
14622 (really_start_incremental_init): Likewise.
14623 (push_init_level, pop_init_level): Likewise.
14624 * doc/invoke.texi (Warning Options): -Wenum-compare now
14627 2009-04-15 Richard Guenther <rguenther@suse.de>
14629 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14630 out a necessary conversion.
14631 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14632 names we didn't value number.
14633 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14635 2009-04-15 Richard Guenther <rguenther@suse.de>
14637 PR tree-optimization/39764
14638 * tree-ssa-ccp.c (get_value): Canonicalize value with
14639 canonicalize_float_value.
14641 2009-04-15 Jan Hubicka <jh@suse.cz>
14643 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14644 Wrong version of patch.
14646 2009-04-15 Jan Hubicka <jh@suse.cz>
14648 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14650 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14652 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14653 our distinct integral and vector types.
14655 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14657 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14658 * init.c (build_vtbl_address): Remove call to assemble_external.
14660 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14662 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14663 output for other floating point modes.
14665 2009-04-14 Diego Novillo <dnovillo@google.com>
14667 * diagnostic.c (diagnostic_report_diagnostic): Do not
14668 warn about loaded plugins for DK_ERROR and DK_WARNING.
14669 * c-decl.c (declspecs_add_type): Move call to
14670 invoke_plugin_callbacks ...
14671 * c-parser.c (c_parser_declspecs): ... here.
14672 * plugin.c (dump_active_plugins): Tidy output.
14674 2009-04-14 Diego Novillo <dnovillo@google.com>
14675 Le-Chun Wu <lcwu@google.com>
14677 * configure.ac: Add --enable-plugin support.
14678 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14679 * Makefile.in (PLUGIN_H): Define.
14680 Export ENABLE_PLUGIN and GMPINC to site.exp.
14681 Add PLUGINLIBS to link command.
14682 Add/modify dependencies for plugin.o and files including plugin.h.
14684 * config.in: Regenerate.
14686 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14689 2009-04-14 Le-Chun Wu <lcwu@google.com>
14691 * tree-pass.h (register_one_dump_file): Add a prototype for
14692 register_one_dump_file.
14693 * toplev.c (compile_file): Call initialize_plugins.
14694 (do_compile): Call invoke_plugin_callbacks.
14695 (toplev_main): Call invoke_plugin_callbacks.
14696 * common.opt: Add -fplugin= and -fplugin-arg-.
14697 * gcc-plugin.h: New public header file for plugins to include.
14698 * plugin.c: New source file.
14699 * plugin.h: New internal header file.
14700 * passes.c (register_one_dump_file): Make it external.
14702 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14704 2009-04-14 Diego Novillo <dnovillo@google.com>
14706 * doc/plugins.texi: New.
14707 * doc/gccint.texi: Add reference to Plugins chapter.
14708 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14709 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14710 loaded plugins, if any.
14711 * timevar.def (TV_PLUGIN_INIT): Define.
14712 (TV_PLUGIN_RUN): Define.
14713 * plugin.c: Include timevar.h
14714 (plugins_active_p): New.
14715 (dump_active_plugins): New.
14716 (debug_active_plugins): New.
14718 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14720 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14722 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14724 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14726 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14727 the same as a minus without a shift.
14729 2009-04-14 Nick Clifton <nickc@redhat.com>
14731 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14732 comparisons with small integers will always produce a short
14735 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14738 2008-12-19 Diego Novillo <dnovillo@google.com>
14740 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14742 2009-04-14 Richard Guenther <rguenther@suse.de>
14744 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14746 (verify_gimple_assign_binary): Likewise. Handle shifts and
14748 (verify_gimple_phi): Print the mismatched argument position.
14749 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14751 (vect_update_init_of_dr): Likewise.
14752 * matrix-reorg.c (transform_access_sites): Do what the
14754 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14756 2009-04-13 Michael Eager <eager@eagercon.com>
14758 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14759 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14760 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14761 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14762 remove duplicate config
14764 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14766 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14767 file_name:line_number type locator of the call site.
14769 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14771 * genautomata.c: Put blank after comma.
14772 (automaton_decls): New.
14773 (struct unit_usage): Add comments to member next.
14774 (store_alt_unit_usage): Keep the list ordered.
14775 (unit_present_on_list_p, equal_alternatives_p): New.
14776 (check_regexp_units_distribution): Check units distribution
14777 correctness correctly.
14778 (main): Don't write automata if error is found. Return correct
14781 * config/m68k/cf.md (cfv4_ds): Remove.
14782 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14783 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14785 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14786 power4-load-ext, power4-store, power4-store-update,
14787 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14788 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14789 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14790 power4-sqrt, power4-isync): Modify reservation to make correct
14791 unit distribution to automata.
14793 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14794 power5-store-update, power5-two, power5-three, power5-lmul,
14795 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14797 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14799 * except.c (pass_set_nothrow_function_flags): Set name and add
14801 (set_nothrow_function_flags): Mention in the dump file when
14802 changing a function to nothrow.
14804 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14807 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14808 instead of unsigned long.
14810 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14812 * config/arm/arm.c (return_used_this_function): Remove.
14813 (arm_output_function_prologue): Remove use of
14814 return_used_this_function.
14815 (output_return_instruction): Replace use of
14816 return_used_this_function
14817 by cfun->machine->return_used_this_function.
14818 (arm_output_epilogue): Likewise.
14819 (arm_output_function_epilogue): Likewise.
14820 (thumb_unexpanded_epilogue): Likewise.
14821 * config/arm/arm.h (struct machine_function):
14822 New member return_used_this_function.
14824 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14826 * doc/install.texi: Correct description of default directory for
14827 --with-gxx-include-dir.
14829 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14831 * fold-const.c (build_range_check): Properly deal with enumeral and
14832 boolean base types.
14834 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14836 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14837 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14838 * params.h (MAX_GCSE_PASSES): Remove.
14839 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14840 in sequence. Remove ability to run multiple passes.
14841 (bypass_jumps): Report run as third CPROP pass.
14843 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14845 PR middle-end/39651
14846 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14847 when deciding whether the whole SEQUENCE can throw.
14849 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14852 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14853 offseted label references.
14855 2009-04-11 Jan Hubicka <jh@suse.cz>
14857 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14859 2009-04-11 Richard Guenther <rguenther@suse.de>
14861 PR middle-end/39732
14862 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14863 return variables as TREE_ADDRESSABLE.
14865 2009-04-11 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/39713
14868 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14869 reference trees have SSA_NAME operands.
14871 2009-04-11 Richard Guenther <rguenther@suse.de>
14874 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14875 address expressions.
14877 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14879 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14880 match changes in Cygwin 1.7
14881 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14882 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14884 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14886 PR tree-optimization/39701
14887 * doc/invoke.texi (Optimization Options): Document change in
14888 meaning and initialization of -fdelete-null-pointer-checks.
14890 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14892 PR middle-end/39701
14893 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14895 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14898 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14900 2009-04-10 Chao-ying Fu <fu@mips.com>
14902 * doc/tm.texi (Instruction Output): Document
14903 TARGET_ASM_FINAL_POSTSCAN_INSN.
14904 * target.h (final_postscan_insn): New field in asm_out.
14905 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14906 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14907 * final.c (final_scan_insn): Call
14908 targetm.asm_out.final_postscan_insn after outputting
14909 an asm macro and a normal instruction.
14911 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14912 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14913 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14914 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14915 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14917 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14919 PR middle-end/39701
14920 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14921 variables as non-NULL even with -fdelete-null-pointer-checks.
14923 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14925 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14927 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14930 * config/i386/i386.c (classify_argument): Handle SCmode with
14931 (bit_offset % 64) != 0.
14933 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14935 * doc/invoke.texi (Optimize Options): Add cross-reference to
14936 -Q --help=optimizers examples.
14938 2009-04-10 Ben Elliston <bje@au.ibm.com>
14941 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14942 regalign for the reg == fpr and TDmode case.
14944 2009-04-09 David Ayers <ayers@fsfe.org>
14947 * objc/objc-act.c (warn_with_method): Remove helper function.
14948 (check_duplicates): Call warning and inform directly.
14949 (really_start_method): Likewise.
14951 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14953 * expmed.c (expand_divmod): Always use a comparison for a division
14954 by a large unsigned integer.
14956 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14957 for things others than variables or functions as nonzero.
14959 2009-04-09 Nick Clifton <nickc@redhat.com>
14961 * unwind-compat.c: Change copyright header to refer to version
14962 3 of the GNU General Public License with version 3.1 of the
14963 GCC Runtime Library Exception and to point readers at the
14964 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14965 * config/alpha/crtfastmath.c: Likewise.
14966 * config/alpha/linux-unwind.h: Likewise.
14967 * config/alpha/qrnnd.asm: Likewise.
14968 * config/alpha/vms-crt0-64.c: Likewise.
14969 * config/alpha/vms-crt0.c: Likewise.
14970 * config/alpha/vms-dwarf2.asm: Likewise.
14971 * config/alpha/vms-dwarf2eh.asm: Likewise.
14972 * config/alpha/vms-psxcrt0-64.c: Likewise.
14973 * config/alpha/vms-psxcrt0.c: Likewise.
14974 * config/alpha/vms_tramp.asm: Likewise.
14975 * config/arc/initfini.c: Likewise.
14976 * config/arc/lib1funcs.asm: Likewise.
14977 * config/arm/bpabi-v6m.S: Likewise.
14978 * config/arm/bpabi.S: Likewise.
14979 * config/arm/bpabi.c: Likewise.
14980 * config/arm/crti.asm: Likewise.
14981 * config/arm/crtn.asm: Likewise.
14982 * config/arm/ieee754-df.S: Likewise.
14983 * config/arm/ieee754-sf.S: Likewise.
14984 * config/arm/lib1funcs.asm: Likewise.
14985 * config/arm/libunwind.S: Likewise.
14986 * config/arm/linux-atomic.c: Likewise.
14987 * config/arm/mmintrin.h: Likewise.
14988 * config/arm/pr-support.c: Likewise.
14989 * config/arm/unaligned-funcs.c: Likewise.
14990 * config/arm/unwind-arm.c: Likewise.
14991 * config/arm/unwind-arm.h: Likewise.
14992 * config/avr/libgcc.S: Likewise.
14993 * config/bfin/crti.s: Likewise.
14994 * config/bfin/crtlibid.s: Likewise.
14995 * config/bfin/crtn.s: Likewise.
14996 * config/bfin/lib1funcs.asm: Likewise.
14997 * config/bfin/linux-unwind.h: Likewise.
14998 * config/cris/arit.c: Likewise.
14999 * config/cris/cris_abi_symbol.c: Likewise.
15000 * config/darwin-64.c: Likewise.
15001 * config/darwin-crt2.c: Likewise.
15002 * config/darwin-crt3.c: Likewise.
15003 * config/darwin.h: Likewise.
15004 * config/dbxelf.h: Likewise.
15005 * config/dfp-bit.c: Likewise.
15006 * config/dfp-bit.h: Likewise.
15007 * config/elfos.h: Likewise.
15008 * config/fixed-bit.c: Likewise.
15009 * config/fixed-bit.h: Likewise.
15010 * config/fp-bit.c: Likewise.
15011 * config/fp-bit.h: Likewise.
15012 * config/fr30/crti.asm: Likewise.
15013 * config/fr30/crtn.asm: Likewise.
15014 * config/fr30/lib1funcs.asm: Likewise.
15015 * config/freebsd-spec.h: Likewise.
15016 * config/frv/cmovd.c: Likewise.
15017 * config/frv/cmovh.c: Likewise.
15018 * config/frv/cmovw.c: Likewise.
15019 * config/frv/frvbegin.c: Likewise.
15020 * config/frv/frvend.c: Likewise.
15021 * config/frv/lib1funcs.asm: Likewise.
15022 * config/glibc-stdint.h: Likewise.
15023 * config/h8300/clzhi2.c: Likewise.
15024 * config/h8300/crti.asm: Likewise.
15025 * config/h8300/crtn.asm: Likewise.
15026 * config/h8300/ctzhi2.c: Likewise.
15027 * config/h8300/fixunssfsi.c: Likewise.
15028 * config/h8300/lib1funcs.asm: Likewise.
15029 * config/h8300/parityhi2.c: Likewise.
15030 * config/h8300/popcounthi2.c: Likewise.
15031 * config/i386/ammintrin.h: Likewise.
15032 * config/i386/att.h: Likewise.
15033 * config/i386/avxintrin.h: Likewise.
15034 * config/i386/biarch64.h: Likewise.
15035 * config/i386/bmmintrin.h: Likewise.
15036 * config/i386/cpuid.h: Likewise.
15037 * config/i386/cross-stdarg.h: Likewise.
15038 * config/i386/crtfastmath.c: Likewise.
15039 * config/i386/crtprec.c: Likewise.
15040 * config/i386/cygming-crtbegin.c: Likewise.
15041 * config/i386/cygming-crtend.c: Likewise.
15042 * config/i386/cygwin.asm: Likewise.
15043 * config/i386/emmintrin.h: Likewise.
15044 * config/i386/gmm_malloc.h: Likewise.
15045 * config/i386/gthr-win32.c: Likewise.
15046 * config/i386/i386.h: Likewise.
15047 * config/i386/immintrin.h: Likewise.
15048 * config/i386/linux-unwind.h: Likewise.
15049 * config/i386/linux64.h: Likewise.
15050 * config/i386/mm3dnow.h: Likewise.
15051 * config/i386/mmintrin-common.h: Likewise.
15052 * config/i386/mmintrin.h: Likewise.
15053 * config/i386/nmmintrin.h: Likewise.
15054 * config/i386/pmm_malloc.h: Likewise.
15055 * config/i386/pmmintrin.h: Likewise.
15056 * config/i386/smmintrin.h: Likewise.
15057 * config/i386/sol2-c1.asm: Likewise.
15058 * config/i386/sol2-ci.asm: Likewise.
15059 * config/i386/sol2-cn.asm: Likewise.
15060 * config/i386/sol2-gc1.asm: Likewise.
15061 * config/i386/tmmintrin.h: Likewise.
15062 * config/i386/unix.h: Likewise.
15063 * config/i386/w32-unwind.h: Likewise.
15064 * config/i386/wmmintrin.h: Likewise.
15065 * config/i386/x86-64.h: Likewise.
15066 * config/i386/x86intrin.h: Likewise.
15067 * config/i386/xmmintrin.h: Likewise.
15068 * config/ia64/crtbegin.asm: Likewise.
15069 * config/ia64/crtend.asm: Likewise.
15070 * config/ia64/crtfastmath.c: Likewise.
15071 * config/ia64/crti.asm: Likewise.
15072 * config/ia64/crtn.asm: Likewise.
15073 * config/ia64/fde-glibc.c: Likewise.
15074 * config/ia64/lib1funcs.asm: Likewise.
15075 * config/ia64/linux-unwind.h: Likewise.
15076 * config/ia64/quadlib.c: Likewise.
15077 * config/ia64/unwind-ia64.c: Likewise.
15078 * config/linux.h: Likewise.
15079 * config/m32c/m32c-lib1.S: Likewise.
15080 * config/m32c/m32c-lib2-trapv.c: Likewise.
15081 * config/m32c/m32c-lib2.c: Likewise.
15082 * config/m32r/initfini.c: Likewise.
15083 * config/m68hc11/larith.asm: Likewise.
15084 * config/m68hc11/m68hc11-crt0.S: Likewise.
15085 * config/m68k/cf.md: Likewise.
15086 * config/m68k/crti.s: Likewise.
15087 * config/m68k/crtn.s: Likewise.
15088 * config/m68k/lb1sf68.asm: Likewise.
15089 * config/m68k/linux-unwind.h: Likewise.
15090 * config/mcore/crti.asm: Likewise.
15091 * config/mcore/crtn.asm: Likewise.
15092 * config/mcore/lib1.asm: Likewise.
15093 * config/mips/linux-unwind.h: Likewise.
15094 * config/mips/loongson.h: Likewise.
15095 * config/mips/mips16.S: Likewise.
15096 * config/mmix/crti.asm: Likewise.
15097 * config/mmix/crtn.asm: Likewise.
15098 * config/pa/fptr.c: Likewise.
15099 * config/pa/hpux-unwind.h: Likewise.
15100 * config/pa/lib2funcs.asm: Likewise.
15101 * config/pa/linux-atomic.c: Likewise.
15102 * config/pa/linux-unwind.h: Likewise.
15103 * config/pa/milli64.S: Likewise.
15104 * config/pa/quadlib.c: Likewise.
15105 * config/pa/stublib.c: Likewise.
15106 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15107 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15108 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15109 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15110 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15111 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15112 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15113 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15114 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15115 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15116 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15117 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15118 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15119 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15120 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15121 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15122 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15123 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15124 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15125 * config/rs6000/750cl.h: Likewise.
15126 * config/rs6000/altivec.h: Likewise.
15127 * config/rs6000/biarch64.h: Likewise.
15128 * config/rs6000/crtresfpr.asm: Likewise.
15129 * config/rs6000/crtresgpr.asm: Likewise.
15130 * config/rs6000/crtresxfpr.asm: Likewise.
15131 * config/rs6000/crtresxgpr.asm: Likewise.
15132 * config/rs6000/crtsavfpr.asm: Likewise.
15133 * config/rs6000/crtsavgpr.asm: Likewise.
15134 * config/rs6000/darwin-asm.h: Likewise.
15135 * config/rs6000/darwin-fallback.c: Likewise.
15136 * config/rs6000/darwin-fpsave.asm: Likewise.
15137 * config/rs6000/darwin-ldouble.c: Likewise.
15138 * config/rs6000/darwin-tramp.asm: Likewise.
15139 * config/rs6000/darwin-unwind.h: Likewise.
15140 * config/rs6000/darwin-vecsave.asm: Likewise.
15141 * config/rs6000/darwin-world.asm: Likewise.
15142 * config/rs6000/e500crtres32gpr.asm: Likewise.
15143 * config/rs6000/e500crtres64gpr.asm: Likewise.
15144 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15145 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15146 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15147 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15148 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15149 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15150 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15151 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15152 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15153 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15154 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15155 * config/rs6000/eabi-ci.asm: Likewise.
15156 * config/rs6000/eabi-cn.asm: Likewise.
15157 * config/rs6000/eabi.asm: Likewise.
15158 * config/rs6000/linux-unwind.h: Likewise.
15159 * config/rs6000/linux64.h: Likewise.
15160 * config/rs6000/paired.h: Likewise.
15161 * config/rs6000/paired.md: Likewise.
15162 * config/rs6000/ppc64-fp.c: Likewise.
15163 * config/rs6000/ppu_intrinsics.h: Likewise.
15164 * config/rs6000/rs6000.h: Likewise.
15165 * config/rs6000/si2vmx.h: Likewise.
15166 * config/rs6000/sol-ci.asm: Likewise.
15167 * config/rs6000/sol-cn.asm: Likewise.
15168 * config/rs6000/spe.h: Likewise.
15169 * config/rs6000/spu2vmx.h: Likewise.
15170 * config/rs6000/sysv4.h: Likewise.
15171 * config/rs6000/tramp.asm: Likewise.
15172 * config/rs6000/vec_types.h: Likewise.
15173 * config/s390/linux-unwind.h: Likewise.
15174 * config/s390/tpf-unwind.h: Likewise.
15175 * config/score/crti.asm: Likewise.
15176 * config/score/crtn.asm: Likewise.
15177 * config/sh/crt1.asm: Likewise.
15178 * config/sh/crti.asm: Likewise.
15179 * config/sh/crtn.asm: Likewise.
15180 * config/sh/divtab-sh4-300.c: Likewise.
15181 * config/sh/divtab-sh4.c: Likewise.
15182 * config/sh/divtab.c: Likewise.
15183 * config/sh/lib1funcs-4-300.asm: Likewise.
15184 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15185 * config/sh/lib1funcs.asm: Likewise.
15186 * config/sh/lib1funcs.h: Likewise.
15187 * config/sh/linux-atomic.asm: Likewise.
15188 * config/sh/linux-unwind.h: Likewise.
15189 * config/sh/shmedia.h: Likewise.
15190 * config/sh/sshmedia.h: Likewise.
15191 * config/sh/ushmedia.h: Likewise.
15192 * config/sparc/crtfastmath.c: Likewise.
15193 * config/sparc/linux-unwind.h: Likewise.
15194 * config/sparc/sol2-c1.asm: Likewise.
15195 * config/sparc/sol2-ci.asm: Likewise.
15196 * config/sparc/sol2-cn.asm: Likewise.
15197 * config/spu/divmodti4.c: Likewise.
15198 * config/spu/divv2df3.c: Likewise.
15199 * config/spu/float_disf.c: Likewise.
15200 * config/spu/float_unsdidf.c: Likewise.
15201 * config/spu/float_unsdisf.c: Likewise.
15202 * config/spu/float_unssidf.c: Likewise.
15203 * config/spu/mfc_multi_tag_release.c: Likewise.
15204 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15205 * config/spu/mfc_tag_release.c: Likewise.
15206 * config/spu/mfc_tag_reserve.c: Likewise.
15207 * config/spu/mfc_tag_table.c: Likewise.
15208 * config/spu/multi3.c: Likewise.
15209 * config/spu/spu_internals.h: Likewise.
15210 * config/spu/spu_intrinsics.h: Likewise.
15211 * config/spu/spu_mfcio.h: Likewise.
15212 * config/spu/vec_types.h: Likewise.
15213 * config/spu/vmx2spu.h: Likewise.
15214 * config/stormy16/stormy16-lib2.c: Likewise.
15215 * config/svr4.h: Likewise.
15216 * config/sync.c: Likewise.
15217 * config/v850/lib1funcs.asm: Likewise.
15218 * config/vxlib-tls.c: Likewise.
15219 * config/vxlib.c: Likewise.
15220 * config/vxworks-dummy.h: Likewise.
15221 * config/xtensa/crti.asm: Likewise.
15222 * config/xtensa/crtn.asm: Likewise.
15223 * config/xtensa/ieee754-df.S: Likewise.
15224 * config/xtensa/ieee754-sf.S: Likewise.
15225 * config/xtensa/lib1funcs.asm: Likewise.
15226 * config/xtensa/lib2funcs.S: Likewise.
15227 * config/xtensa/linux-unwind.h: Likewise.
15228 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15229 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15230 * coretypes.h: Likewise.
15231 * crtstuff.c: Likewise.
15232 * defaults.h: Likewise.
15233 * dwarf2.h: Likewise.
15234 * emutls.c: Likewise.
15235 * gbl-ctors.h: Likewise.
15236 * gcov-io.h: Likewise.
15237 * ginclude/float.h: Likewise.
15238 * ginclude/iso646.h: Likewise.
15239 * ginclude/stdarg.h: Likewise.
15240 * ginclude/stdbool.h: Likewise.
15241 * ginclude/stddef.h: Likewise.
15242 * ginclude/stdfix.h: Likewise.
15243 * ginclude/stdint-gcc.h: Likewise.
15244 * ginclude/tgmath.h: Likewise.
15245 * gthr-aix.h: Likewise.
15246 * gthr-dce.h: Likewise.
15247 * gthr-gnat.c: Likewise.
15248 * gthr-gnat.h: Likewise.
15249 * gthr-lynx.h: Likewise.
15250 * gthr-mipssde.h: Likewise.
15251 * gthr-nks.h: Likewise.
15252 * gthr-posix.c: Likewise.
15253 * gthr-posix.h: Likewise.
15254 * gthr-posix95.h: Likewise.
15255 * gthr-rtems.h: Likewise.
15256 * gthr-single.h: Likewise.
15257 * gthr-solaris.h: Likewise.
15258 * gthr-tpf.h: Likewise.
15259 * gthr-vxworks.h: Likewise.
15260 * gthr-win32.h: Likewise.
15261 * gthr.h: Likewise.
15262 * libgcc2.c: Likewise.
15263 * libgcc2.h: Likewise.
15264 * libgcov.c: Likewise.
15265 * tsystem.h: Likewise.
15266 * typeclass.h: Likewise.
15267 * unwind-c.c: Likewise.
15268 * unwind-compat.h: Likewise.
15269 * unwind-dw2-fde-compat.c: Likewise.
15270 * unwind-dw2-fde-darwin.c: Likewise.
15271 * unwind-dw2-fde-glibc.c: Likewise.
15272 * unwind-dw2-fde.c: Likewise.
15273 * unwind-dw2-fde.h: Likewise.
15274 * unwind-dw2.c: Likewise.
15275 * unwind-dw2.h: Likewise.
15276 * unwind-generic.h: Likewise.
15277 * unwind-pe.h: Likewise.
15278 * unwind-sjlj.c: Likewise.
15279 * unwind.inc: Likewise.
15280 * config/arm/neon-gen.ml: Change generated copyright header to
15281 refer to version 3 of the GNU General Public License with
15282 version 3.1 of the GCC Runtime Library Exception and to point
15283 readers at the COPYING3 and COPYING3.RUNTIME files and the
15284 FSF's license web page.
15285 * config/arm/arm_neon.h: Regenerate.
15287 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15289 * config/cris/cris.md: Change copyright header to refer to version
15290 3 of the GNU General Public License.
15291 * doc/install.texi2html: Change copyright header to refer to version
15292 3 of the GNU General Public License and to point readers at the
15293 COPYING3 file and the FSF's license web page.
15294 * config/vax/linux.h: Likewise.
15296 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15298 * config/i386/i386.md (cmpcc): New.
15299 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15300 (sync_compare_and_swap_cc*): Delete.
15302 * config/s390/s390.c (s390_compare_emitted): Remove.
15303 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15304 s390_compare_emitted used to be handled. Assert that modes match.
15305 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15306 refer to sync_compare_and_swap_ccsi.
15307 * config/s390/s390.h (s390_compare_emitted): Remove.
15308 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15309 instead of s390_compare_emitted.
15310 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15311 instead of s390_compare_emitted.
15312 * config/s390/s390.md (cmpcc): New.
15313 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15314 CC_REGNUM, do not pretend it's set.
15315 (sync_compare_and_swap_cc*): Delete.
15316 * config/s390/predicates.md (cc_reg_operand): New.
15318 * expr.c (sync_compare_and_swap_cc): Delete.
15319 * optabs.h (sync_compare_and_swap_cc): Delete.
15320 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15321 is being used with can_compare_p.
15322 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15323 (find_cc_set): New.
15324 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15325 look for a MODE_CC set instead. Use emit_store_flag.
15326 (expand_compare_and_swap_loop): Likewise, with some additional
15327 complication to avoid a force_reg when useless. Use
15328 emit_cmp_and_jump_insns.
15329 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15330 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15331 sync_compare_and_swap documentation.
15333 2009-04-09 Jan Hubicka <jh@suse.cz>
15335 * except.c (find_prev_try): Break out from ....
15336 (duplicate_eh_regions): ... here; properly update prev_try pointers
15337 when duplication part of tree.
15338 (dump_eh_tree): Improve dumping.
15339 (verify_eh_region): New.
15340 (verify_eh_tree): Use it.
15342 2009-04-06 Richard Guenther <rguenther@suse.de>
15344 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15345 &ARRAY addresses by adjusting their types and prepending
15347 * tree-cfg.c (verify_gimple_assign_single): Verify that
15348 addresses are correct.
15350 2009-04-09 Richard Guenther <rguenther@suse.de>
15352 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15353 indices into an array reference if possible.
15354 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15355 Fold POINTER_PLUS_EXPR statements with invariant address.
15357 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15360 * config.gcc (powerpc64-*-linux*): Always build biarch.
15362 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15365 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15366 it and pedwarn if this results in an INTEGER_CST.
15368 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15370 * doc/install.texi: Update minimum GMP version. Remove obsolete
15371 text in MPFR section.
15373 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15375 * dwarf2out.c (class_scope_p): New static inline.
15376 (class_or_namespace_scope_p): Use it.
15377 (gen_variable_die): Use DW_TAG_member tag for static data member
15378 declarations instead of DW_TAG_variable.
15380 PR middle-end/39573
15381 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15384 2009-04-08 Richard Guenther <rguenther@suse.de>
15386 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15387 valueize random data.
15389 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15391 * config.gcc (aix tm_file): Add aix-stdint.h.
15392 (aix tm clause use_gcc_stdint): Set to wrap.
15393 * config/rs6000/aix-stdint.h: New file.
15395 2009-04-08 Richard Guenther <rguenther@suse.de>
15397 PR middle-end/36291
15398 * tree-dfa.c (add_referenced_var): Do not recurse into
15399 global initializers.
15400 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15402 (fold_const_aggregate_ref): Likewise.
15404 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15406 * recog.c (ordered_comparison_operator): New.
15407 * gensupport.c (std_preds): Add it.
15408 * doc/md.texi (Machine-Independent Predicates): Document it.
15410 2009-04-08 Jan Hubicka <jh@suse.cz>
15412 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15413 * function.h (rtl_eh): Remove exception_handler_label_map.
15414 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15415 remove_exception_handler_label, for_each_eh_label_1): Remove.
15416 (rtl_remove_unreachable_regions): Remove.
15417 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15418 (find_exception_handler_labels): Don't build the hashtable.
15419 (maybe_remove_eh_handler): Remove.
15420 (for_each_eh_label): Rewrite to walk the tree.
15421 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15422 * except.h (maybe_remove_eh_handler): Remove.
15423 * passes.c (init_optimization_passes): Schedule second EH cleanup
15425 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15426 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15428 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15430 * genoutput.c (validate_optab_operands): New.
15431 (gen_insn, gen_expand): Call it.
15433 * genflags.c (gen_insn): Detect misused iterators.
15434 (main): Pass line_no to gen_insn, exit with status 1 on error.
15436 * genextract.c (line_no): Make global.
15437 (VEC_safe_set_locstr): Change assertion to error message.
15438 (main): Exit with status 1 on error.
15440 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15444 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15445 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15446 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15447 * c-convert.c (convert): Do not call fold on results of conversion
15448 functions when the result is a C_MAYBE_CONST_EXPR.
15449 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15450 of __builtin_choose_expr.
15451 * c-typeck.c (remove_c_maybe_const_expr): New.
15452 (build_unary_op, build_conditional_expr, build_compound_expr,
15453 build_binary_op, c_objc_common_truthvalue_conversion): Call
15454 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15457 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15459 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15460 CODE to produce a new one. Add a prototype to use fold_convert_const
15462 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15465 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15466 mix declarations and code.
15468 2009-04-08 Ben Elliston <bje@au.ibm.com>
15470 * gcc.c: Replace `CC' with `GCC' throughout.
15472 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15474 * doc/invoke.texi: Document Atom support.
15476 2009-04-07 Jason Merrill <jason@redhat.com>
15479 * c-common.h, c-common.c: Add flag_pretty_templates.
15480 * c-opts.c (c_common_handle_option): Set it.
15481 * c.opt: Add -fno-pretty-templates.
15482 * doc/invoke.texi (C++ Dialect Options): Likewise.
15484 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15486 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15487 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15488 (ia64_expand_builtin): Likewise.
15490 2009-04-07 Martin Jambor <mjambor@suse.cz>
15492 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15493 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15494 ADDR_EXPRS are include too.
15496 2009-04-07 Richard Guenther <rguenther@suse.de>
15498 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15499 decls are only used if passes as parameters or if they are
15500 local statics and the call is not to a builtin.
15501 (call_may_clobber_ref_p_1): Likewise.
15503 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15505 * expr.c (do_store_flag): Remove last argument. Simplify code
15506 to avoid duplication of tests already done by can_compare_p.
15507 (expand_expr_real_1): Adjust caller.
15509 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15511 * optabs.c (can_compare_p): Test the predicate of a
15512 cbranch and cstore pattern.
15514 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15516 * expr.c (convert_move): Use emit_store_flag instead of
15519 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15521 * config/i386/i386.c (ix86_compare_emitted): Remove.
15522 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15523 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15524 * config/i386/i386.h (ix86_compare_emitted): Remove.
15525 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15526 instead of ix86_compare_emitted.
15527 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15529 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15531 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15532 Add t-sysroot-suffix to tmake_file.
15533 * config/print-sysroot-suffix.sh: New file.
15534 * config/t-sysroot-suffix: New file.
15536 2009-04-07 Ben Elliston <bje@au.ibm.com>
15538 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15539 as the latter produces a warning when the target does not support
15542 2009-04-07 Ben Elliston <bje@au.ibm.com>
15544 * dfp.c: Replace type punning assignments with memcpy throughout.
15545 * Makefile.in (dfp.o-warn): Remove.
15547 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15550 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15551 Include soft-fp/t-softfp after rs6000/t-linux64.
15553 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15555 * stor-layout.c (set_sizetype): Use the full precision of their
15556 machine mode for bitsize types.
15558 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15560 * config/i386/i386.md: Revert 2 accidental checkins.
15562 2009-04-06 Joey Ye <joey.ye@intel.com>
15563 Xuepeng Guo <xuepeng.guo@intel.com>
15564 H.J. Lu <hongjiu.lu@intel.com>
15566 Atom pipeline model, tuning and insn selection.
15567 * config.gcc (atom): Add atom config options and target.
15569 * config/i386/atom.md: New.
15571 * config/i386/i386.c (atom_cost): New cost.
15572 (m_ATOM): New macro flag.
15573 (initial_ix86_tune_features): Set m_ATOM.
15574 (x86_accumulate_outgoing_args): Likewise.
15575 (x86_arch_always_fancy_math_387): Likewise.
15576 (processor_target): Add Atom cost.
15577 (cpu_names): Add Atom cpu name.
15578 (override_options): Set Atom ISA.
15579 (ix86_issue_rate): New case PROCESSOR_ATOM.
15580 (ix86_adjust_cost): Likewise.
15582 * config/i386/i386.h (TARGET_ATOM): New target macro.
15583 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15584 (TARGET_OPT_AGU): New target option.
15585 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15586 (processor_type): Add PROCESSOR_ATOM.
15588 * config/i386/i386.md (cpu): Add new value "atom".
15589 (use_carry, movu): New attr.
15590 (atom.md): Include atom.md.
15591 (adddi3_carry_rex64): Set attr "use_carry".
15592 (addqi3_carry): Likewise.
15593 (addhi3_carry): Likewise.
15594 (addsi3_carry): Likewise.
15595 (*addsi3_carry_zext): Likewise.
15596 (subdi3_carry_rex64): Likewise.
15597 (subqi3_carry): Likewise.
15598 (subhi3_carry): Likewise.
15599 (subsi3_carry): Likewise.
15600 (x86_movdicc_0_m1_rex64): Likewise.
15601 (*x86_movdicc_0_m1_se): Likewise.
15602 (x86_movsicc_0_m1): Likewise.
15603 (*x86_movsicc_0_m1_se): Likewise.
15604 (*adddi_1_rex64): Emit add insn as much as possible.
15605 (*addsi_1): Likewise.
15606 (return_internal): Set atom_unit.
15607 (return_internal_long): Likewise.
15608 (return_pop_internal): Likewise.
15609 (*rcpsf2_sse): Set atom_sse_attr attr.
15610 (*qrt<mode>2_sse): Likewise.
15611 (*prefetch_sse): Likewise.
15613 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15615 (ix86_target_macros_internal): Likewise.
15617 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15618 (*prefetch_sse_rex): Likewise.
15619 (sse_rcpv4sf2): Likewise.
15620 (sse_vmrcpv4sf2): Likewise.
15621 (sse_sqrtv4sf2): Likewise.
15622 (<sse>_vmsqrt<mode>2): Likewise.
15623 (sse_ldmxcsr): Likewise.
15624 (sse_stmxcsr): Likewise.
15625 (*sse_sfence): Likewise.
15626 (sse2_clflush): Likewise.
15627 (*sse2_mfence): Likewise.
15628 (*sse2_lfence): Likewise.
15629 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15630 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15631 (avx_movdqu<avxmodesuffix>): Likewise.
15632 (avx_lddqu<avxmodesuffix>): Likewise.
15633 (sse2_movntv2di): Change attr "type" to "ssemov".
15634 (sse2_movntsi): Likewise.
15635 (rsqrtv8sf2): Change attr "type" to "sseadd".
15636 (sse3_addsubv2df3): Set attr "atom_unit".
15637 (sse3_h<plusminus_insn>v4sf3): Likewise.
15638 (*sse2_pmaddwd): Likewise.
15639 (*vec_extractv2di_1_rex64): Likewise.
15640 (*vec_extractv2di_1_avx): Likewise.
15641 (sse2_psadbw): Likewise.
15642 (ssse3_phaddwv8hi3): Likewise.
15643 (ssse3_phaddwv4hi3): Likewise.
15644 (ssse3_phadddv4si3): Likewise.
15645 (ssse3_phadddv2si3): Likewise.
15646 (ssse3_phaddswv8hi3): Likewise.
15647 (ssse3_phaddswv4hi3): Likewise.
15648 (ssse3_phsubwv8hi3): Likewise.
15649 (ssse3_phsubwv4hi3): Likewise.
15650 (ssse3_phsubdv4si3): Likewise.
15651 (ssse3_phsubdv2si3): Likewise.
15652 (ssse3_phsubswv8hi3): Likewise.
15653 (ssse3_phsubswv4hi3): Likewise.
15654 (ssse3_pmaddubsw128): Likewise.
15655 (sse3_pmaddubsw: Likewise.
15656 (ssse3_palignrti): Likewise.
15657 (ssse3_palignrdi): Likewise.
15659 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15661 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15663 2009-04-06 Richard Guenther <rguenther@suse.de>
15665 PR tree-optimization/28868
15666 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15667 of which PHI results we inserted.
15668 (insert_into_preds_of_block): Record inserted PHIs.
15669 (eliminate): Eliminate redundant PHI nodes.
15670 (init_pre): Init inserted_phi_names.
15672 2009-04-06 Richard Guenther <rguenther@suse.de>
15674 PR tree-optimization/39643
15675 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15676 IMAGPART_EXPRs of complex constants.
15677 (execute_fold_all_builtins): If we folded a call queue
15678 TODO_update_address_taken.
15680 2009-04-06 Jan Hubicka <jh@suse.cz>
15682 PR middle-end/39659
15683 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15686 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15688 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15690 (ic_invalidate_array): Likewise.
15692 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15694 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15695 alignment for library calls.
15697 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15699 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15700 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15701 * config/i386/mingw-stdint.h: New file.
15703 2009-04-05 Richard Guenther <rguenther@suse.de>
15705 PR tree-optimization/39648
15706 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15707 our &A vs. &A[0] IL deficiencies.
15709 2009-04-04 Jan Hubicka <jh@suse.cz>
15711 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15712 removed toplevel regions.
15713 (sjlj_mark_call_sites): Likewise.
15715 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15717 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15718 (cygwin tm clause use_gcc_stdint): Set to wrap.
15719 * config/i386/cygwin-stdint.h: New file.
15721 2009-04-04 Richard Guenther <rguenther@suse.de>
15723 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15724 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15725 single-argument PHIs if we are in loop-closed SSA form.
15726 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15727 for the pre-condition.
15728 (slpeel_tree_peel_loop_to_edge): Likewise.
15729 (vect_build_loop_niters): Take an optional sequence to append stmts.
15730 (vect_generate_tmps_on_preheader): Likewise.
15731 (vect_do_peeling_for_loop_bound): Take extra guards for the
15733 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15734 the cost model check.
15735 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15736 guards if we are going to peel. Do not apply versioning in that case.
15737 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15738 (vect_do_peeling_for_loop_bound): Likewise.
15739 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15740 loop bound only record extra pre-conditions, do not apply loop
15743 2009-04-04 Richard Guenther <rguenther@suse.de>
15745 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15748 2009-04-04 Jan Hubicka <jh@suse.cz>
15750 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15751 last_basic_block for size of bb->index indexed array.
15752 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15753 compute_out, link_btr_uses, build_btr_def_use_webs,
15754 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15756 2009-04-04 Jan Hubicka <jh@suse.cz>
15758 * except.c (remove_eh_handler_and_replace): Break out from ...
15759 (remove_eh_handler): ... here.
15760 (bring_to_root): New function.
15761 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15762 handled ones, bring others to root of tree.
15764 2009-04-04 Jan Hubicka <jh@suse.cz>
15766 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15767 (all_phis_safe_to_merge): New function.
15768 (update_info): New structure.
15769 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15770 (cleanup_empty_eh): Update SSA if possible.
15772 2009-04-04 Richard Guenther <rguenther@suse.de>
15774 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15775 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15776 (append_vuse): Likewise.
15778 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15780 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15781 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15782 instead of REG_UNSAVED for DW_CFA_undefined.
15783 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15784 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15787 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15790 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15791 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15792 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15794 2009-04-04 Richard Guenther <rguenther@suse.de>
15796 PR tree-optimization/8781
15797 PR tree-optimization/37892
15798 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15799 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15800 (valueize_refs): Call it for *& valueizations.
15801 (shared_reference_ops_from_ref): Rename to ...
15802 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15803 (shared_reference_ops_from_call): Rename to ...
15804 (valueize_shared_reference_ops_from_call): ... this and valueize.
15805 (vn_reference_lookup): Update.
15806 (visit_reference_op_call): Likewise.
15807 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15808 (eliminate): Value-replace the call address in call statements.
15810 2009-04-04 Richard Guenther <rguenther@suse.de>
15812 PR tree-optimization/39636
15813 * tree-ssa-forwprop.c
15814 (forward_propagate_addr_into_variable_array_index): Check for
15815 GIMPLE_ASSIGN before accessing the rhs code.
15817 2009-04-03 Jason Merrill <jason@redhat.com>
15819 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15821 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15823 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15824 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15825 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15826 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15827 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15828 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15829 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15830 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15831 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15832 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15833 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15834 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15835 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15836 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15837 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15838 Use fr_reg_or_fp01_operand instead of fr_register_operand
15840 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15841 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15842 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15844 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15846 PR rtl-optimization/39607
15847 PR rtl-optimization/39631
15851 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15852 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15853 instead of DF_LR_OUT.
15854 * ira-lives.c (process_bb_node_lives): Ditto.
15855 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15856 instead of DF_LR_{OUT,IN}.
15857 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15858 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15860 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15862 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15863 (execute_lower_omp): Always run but take the short way out if -fopenmp
15865 (gate_lower_omp): Remove, forcing the pass manager to always run the
15866 pass and always set PROP_gimple_lomp.
15867 (pass_lower_omp): Remove gate function.
15868 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15869 PROP_trees. Instead, require it.
15870 * ipa-cp.c (pass_ipa_cp): Likewise.
15871 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15872 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15873 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15874 and PROP_gimple_leh.
15876 2009-04-03 Richard Guenther <rguenther@suse.de>
15878 PR middle-end/13146
15879 PR tree-optimization/23940
15880 PR tree-optimization/33237
15881 PR middle-end/33974
15882 PR middle-end/34093
15883 PR tree-optimization/36201
15884 PR tree-optimization/36230
15885 PR tree-optimization/38049
15886 PR tree-optimization/38207
15887 PR tree-optimization/38230
15888 PR tree-optimization/38301
15889 PR tree-optimization/38585
15890 PR middle-end/38895
15891 PR tree-optimization/38985
15892 PR tree-optimization/39299
15893 * tree-ssa-structalias.h: Remove.
15894 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15895 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15896 (struct vuse_element_d): Remove.
15897 (struct vuse_vec_d): Likewise.
15898 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15899 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15900 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15901 VUSE_ELEMENT_VAR): Likewise.
15902 (struct voptype_d): Likewise.
15903 (NUM_VOP_FREE_BUCKETS): Likewise.
15904 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15905 (struct stmt_operands_d): Remove.
15906 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15907 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15908 VDEF_NUM, VDEF_VECT): Likewise.
15909 (copy_virtual_operands): Remove.
15910 (operand_build_cmp): Likewise.
15911 (create_ssa_artificial_load_stmt): Likewise.
15912 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15913 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15914 vuse_index and mayuse_index members. Pack and move done and iter_type
15915 members to the front.
15916 (SSA_OP_VMAYUSE): Remove.
15917 (SSA_OP_VIRTUAL_USES): Adjust.
15918 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15919 (unlink_stmt_vdef): Declare.
15920 (add_to_addressable_set): Remove.
15921 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15922 (vrp_visit_stmt): Likewise.
15923 * doc/tree-ssa.texi (Alias analysis): Update.
15924 * doc/invoke.texi (max-aliased-vops): Remove docs.
15925 (avg-aliased-vops): Likewise.
15926 * tree-into-ssa.c (syms_to_rename): Remove.
15927 (need_to_update_vops_p): Likewise.
15928 (need_to_initialize_update_ssa_p): Rename to ...
15929 (update_ssa_initialized_fn): ... this. Track function we are
15931 (symbol_marked_for_renaming): Simplify.
15932 (add_new_name_mapping): Do not set need_to_update_vops_p.
15933 (dump_currdefs): Use SYMS_TO_RENAME.
15934 (rewrite_update_stmt): Always walk all uses/defs.
15935 (dump_update_ssa): Adjust.
15936 (init_update_ssa): Take function argument. Track what we are
15938 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15939 (create_new_def_for): Initialize for cfun, assert we are initialized
15941 (mark_sym_for_renaming): Simplify.
15942 (mark_set_for_renaming): Do not initialize update-ssa.
15943 (need_ssa_update_p): Simplify. Take function argument.
15944 (name_mappings_registered_p): Assert we ask for the correct function.
15945 (name_registered_for_update_p): Likewise.
15946 (ssa_names_to_replace): Likewise.
15947 (release_ssa_name_after_update_ssa): Likewise.
15948 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15949 (dump_decl_set): Do not print a newline.
15950 (debug_decl_set): Do it here.
15951 (dump_update_ssa): And here.
15952 * tree-ssa-loop-im.c (move_computations): Adjust.
15953 (movement_possibility): Likewise.
15954 (determine_max_movement): Likewise.
15955 (gather_mem_refs_stmt): Likewise.
15956 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15957 or NAME_MEMORY_TAG.
15958 * tree-complex.c (update_all_vops): Remove.
15959 (expand_complex_move): Adjust.
15960 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15961 Simplify test for memory referencing statement. Exclude
15962 non-invariant ADDR_EXPRs.
15963 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15964 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15965 (rdg_flag_uses): Likewise.
15966 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15968 (tree_optimize_tail_calls_1): Also split the
15969 edge from the entry block if we have degenerate PHI nodes in
15970 the first basic block.
15971 * tree.c (init_ttree): Remove memory-tag related code.
15972 (tree_code_size): Likewise.
15973 (tree_node_structure): Likewise.
15974 (build7_stat): Re-write to be build6_stat.
15975 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15976 (SSA_VAR_P): Adjust.
15977 (struct tree_memory_tag): Remove.
15978 (struct tree_memory_partition_tag): Likewise.
15979 (union tree_node): Adjust.
15980 (build7): Re-write to be build6.
15981 * tree-pass.h (pass_reset_cc_flags): Remove.
15982 (TODO_update_address_taken): New flag.
15983 (pass_simple_dse): Remove.
15984 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15985 * params.h (MAX_ALIASED_VOPS): Remove.
15986 (AVG_ALIASED_VOPS): Likewise.
15987 * omp-low.c (expand_omp_taskreg): Update SSA form.
15988 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15989 aliases the lhs in a copy stmt.
15990 * tree-ssa-dse.c (struct address_walk_data): Remove.
15991 (memory_ssa_name_same): Likewise.
15992 (memory_address_same): Likewise.
15993 (get_kill_of_stmt_lhs): Likewise.
15994 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15995 unused stores. Look through PHI nodes into post-dominated regions.
15996 (dse_optimize_stmt): Simplify. Properly remove stores.
15997 (tree_ssa_dse): Compute dominators.
15998 (execute_simple_dse): Remove.
15999 (pass_simple_dse): Likewise.
16000 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16001 gimple_loaded_syms and gimple_stored_syms computation.
16002 * toplev.c (dump_memory_report): Dump alias and pta stats.
16003 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16004 (vn_reference_eq): Likewise.
16005 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16006 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16007 valueize_vuses): Remove.
16008 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16009 (get_def_ref_stmt_vuse): ... this.
16010 (vn_reference_lookup_2): New function.
16011 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16012 walking equivalent vuses. Simplify.
16013 (vn_reference_lookup): Likewise.
16014 (vn_reference_insert): Likewise.
16015 (vn_reference_insert_pieces): Likewise.
16016 (visit_reference_op_call): Simplify.
16017 (visit_reference_op_load): Likewise.
16018 (visit_reference_op_store): Likewise.
16019 (init_scc_vn): Remove shared_lookup_vuses initialization.
16020 (free_scc_vn): Remove shared_lookup_vuses freeing.
16021 (sort_vuses, sort_vuses_heap): Remove.
16022 (get_ref_from_reference_ops): Export.
16023 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16024 vector with single vuse pointer.
16025 (vn_reference_lookup_pieces, vn_reference_lookup,
16026 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16027 (shared_vuses_from_stmt): Remove.
16028 (get_ref_from_reference_ops): Declare.
16029 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16030 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16031 memory-tag related code.
16032 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16033 (likely_value): Add comment, skip static-chain of call statements.
16034 (surely_varying_stmt_p): Adjust.
16035 (gimplify_and_update_call_from_tree): Likewise.
16036 (execute_fold_all_builtins): Do not rebuild alias info.
16037 (gimplify_and_update_call_from_tree): Properly update VOPs.
16038 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16039 (copy_ref_info): Remove memory-tag related code.
16040 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16041 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16042 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16044 * tree-ssa-dom.c (gimple_p): Remove typedef.
16045 (eliminate_redundant_computations): Adjust.
16046 (record_equivalences_from_stmt): Likewise.
16047 (avail_expr_hash): Likewise.
16048 (avail_expr_eq): Likewise.
16049 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16050 (stmt_makes_single_load): Likewise.
16051 (stmt_makes_single_store): Likewise.
16052 * tree-ssa-alias.c: Rewrite completely.
16053 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16054 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16055 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16056 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16057 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16058 Remove public functions.
16059 (pass_reset_cc_flags): Remove.
16060 (pass_build_alias): Move ...
16061 * tree-ssa-structalias.c (pass_build_alias): ... here.
16062 * tree-ssa-alias.c (may_be_aliased): Move ...
16063 * tree-flow-inline.h (may_be_aliased): ... here.
16064 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16065 count_uses_and_derefs): Move ...
16066 * gimple.c: ... here.
16067 * gimple.h (count_uses_and_derefs): Declare.
16068 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16069 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16070 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16071 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16072 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16073 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16074 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16076 * tree-dfa.c (refs_may_alias_p): Move ...
16077 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16078 * tree-ssa-alias.h: New file.
16079 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16080 (statement_sink_location): Likewise.
16081 * opts.c (decode_options): Do not adjust max-aliased-vops or
16082 avg-aliased-vops values.
16083 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16084 (TV_CALL_CLOBBER): Likewise.
16085 (TV_FLOW_SENSITIVE): Likewise.
16086 (TV_FLOW_INSENSITIVE): Likewise.
16087 (TV_MEMORY_PARTITIONING): Likewise.
16088 (TV_ALIAS_STMT_WALK): New timevar.
16089 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16090 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16091 (get_address_description): Remove memory-tag related code.
16092 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16093 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16094 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16095 and immediate uses in statements. Document.
16096 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16097 (dump_symbols): Remove.
16098 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16099 * alias.c (get_deref_alias_set): New function split out from ...
16100 (get_alias_set): ... here.
16101 * alias.h (get_deref_alias_set): Declare.
16102 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16103 type parameter. Remove restrict pointer handling. Create a
16104 ref-all pointer in case type-based alias sets do not conflict.
16105 (vect_analyze_data_refs): Remove SMT related code.
16106 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16107 (vectorizable_load): Likewise.
16108 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16109 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16110 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16111 Ignore vops and SMTs.
16112 (dr_analyze_alias): Likewise..
16113 (free_data_ref): Likewise.
16114 (create_data_ref): Likewise.
16115 (analyze_all_data_dependences): Likewise.
16116 (get_references_in_stmt): Adjust.
16117 * tree-flow-inline.h (gimple_aliases_computed_p,
16118 gimple_addressable_vars, gimple_call_clobbered_vars,
16119 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16120 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16121 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16122 gimple_mem_ref_stats): Remove.
16123 (gimple_vop): New function.
16124 (op_iter_next_use): Remove vuses and mayuses cases.
16125 (op_iter_next_def): Remove vdefs case.
16126 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16127 (clear_and_done_ssa_iter): Do not set removed fields.
16128 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16129 Assert we are not iterating over vuses or vdefs if not also
16130 iterating over uses or defs.
16131 (op_iter_init_use): Likewise.
16132 (op_iter_init_def): Likewise.
16133 (op_iter_next_vdef): Remove.
16134 (op_iter_next_mustdef): Likewise.
16135 (op_iter_init_vdef): Likewise.
16136 (compare_ssa_operands_equal): Likewise.
16137 (link_use_stmts_after): Handle vuse operand.
16138 (is_call_used): Use is_call_clobbered.
16139 (is_call_clobbered): Global variables are always call clobbered,
16140 query the call-clobbers bitmap.
16141 (mark_call_clobbered): Ignore global variables.
16142 (clear_call_clobbered): Likewise.
16143 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16144 virtual operands sanity check.
16145 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16147 (TARGET_MEM_REF): Remove TMR_TAG operand.
16148 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16149 Remove call-clobber related code.
16150 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16151 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16152 partitions or escape reason.
16153 (get_single_def_stmt, get_single_def_stmt_from_phi,
16154 get_single_def_stmt_with_phi): Remove.
16155 (dump_referenced_vars): Tidy.
16156 (get_ref_base_and_extent): Allow bare decls.
16157 (collect_dfa_stats): Adjust.
16158 * graphite.c (rename_variables_in_stmt): Adjust.
16159 (graphite_copy_stmts_from_block): Likewise.
16160 (translate_clast): Likewise.
16161 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16163 (translate_vuse_through_block): Use the oracle.
16164 (phi_translate_1): Adjust.
16165 (value_dies_in_block_x): Use the oracle. Cache the outcome
16167 (valid_in_sets): Check if the VUSE for
16168 a REFERENCE is available.
16169 (eliminate): Do not remove stmts during elimination,
16170 instead queue and remove them afterwards.
16171 (do_pre): Do not rebuild alias info.
16172 (pass_pre): Run TODO_rebuild_alias before PRE.
16173 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16174 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16175 (mark_all_v_defs_stmt): Remove.
16176 (mark_all_v_defs_seq): Adjust.
16177 (sra_replace): Likewise.
16178 (scalarize_use): Likewise.
16179 (scalarize_copy): Likewise.
16180 (scalarize_init): Likewise.
16181 (scalarize_ldst): Likewise.
16182 (todoflags): Remove.
16183 (tree_sra): Do not rebuild alias info.
16184 (tree_sra_early): Adjust.
16185 (pass_sra): Run TODO_update_address_taken before SRA.
16186 * tree-predcom.c (set_alias_info): Remove.
16187 (prepare_initializers_chain): Do not call it.
16188 (mark_virtual_ops_for_renaming): Adjust.
16189 (mark_virtual_ops_for_renaming_list): Remove.
16190 (initialize_root_vars): Adjust.
16191 (initialize_root_vars_lm): Likewise.
16192 (prepare_initializers_chain): Likewise.
16193 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16194 (may_propagate_copy_into_stmt): Likewise.
16195 (merge_alias_info): Do nothing for now.
16196 (propagate_tree_value_into_stmt): Adjust.
16197 (stmt_may_generate_copy): Likewise.
16198 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16199 not mark symbols for renaming.
16200 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16201 with the same statement, make sure to update the new pointed-to one.
16202 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16203 call statements, do not mark symbols for renaming.
16204 (mark_operand_necessary): Dump something.
16205 (ref_may_be_aliased): New function.
16206 (mark_aliased_reaching_defs_necessary_1): New helper function.
16207 (mark_aliased_reaching_defs_necessary): Likewise.
16208 (mark_all_reaching_defs_necessary_1): Likewise.
16209 (mark_all_reaching_defs_necessary): Likewise.
16210 (propagate_necessity): Do not process virtual PHIs. For
16211 non-aliased loads mark all reaching definitions as necessary.
16212 For aliased loads and stores mark the immediate dominating
16213 aliased clobbers as necessary.
16214 (visited): New global static.
16215 (perform_tree_ssa_dce): Free visited bitmap after propagating
16217 (remove_dead_phis): Perform simple dead virtual PHI removal.
16218 (remove_dead_stmt): Properly unlink virtual operands when
16220 (eliminate_unnecessary_stmts): Schedule PHI removal after
16222 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16223 (process_replaceable): Likewise.
16224 (find_replaceable_in_bb): Likewise.
16225 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16226 based on the single gimple vop.
16227 (verify_flow_insensitive_alias_info): Remove.
16228 (verify_flow_sensitive_alias_info): Likewise.
16229 (verify_call_clobbering): Likewise.
16230 (verify_memory_partitions): Likewise.
16231 (verify_alias_info): Likewise.
16232 (verify_ssa): Adjust..
16233 (execute_update_addresses_taken): Export. Update SSA
16234 manually. Optimize only when optimizing. Use a local bitmap.
16235 (pass_update_address_taken): Remove TODO_update_ssa, add
16237 (pass_update_address_taken): Just use TODO_update_address_taken.
16238 (init_tree_ssa): Do not initialize addressable_vars.
16239 (verify_ssa): Verify new VUSE / VDEF properties.
16240 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16241 Do not call verify_alias_info.
16242 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16243 Do not free the loaded and stored syms bitmaps. Reset the escaped
16244 and callused solutions. Do not free addressable_vars.
16245 Remove memory-tag related code.
16246 (warn_uninitialized_var): Aliases are always available.
16247 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16248 * lambda-code.c (can_put_in_inner_loop): Adjust.
16249 (can_put_after_inner_loop): Likewise.
16250 (perfect_nestify): Likewise.
16251 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16252 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16253 (vectorizable_conversion): Do not mark symbols for renaming.
16254 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16255 (expand_call_inline): Unlink the calls virtual operands before
16257 (tree_function_versioning): Do not call update_ssa if we are not
16258 updating clones. Simplify.
16259 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16260 (propagate_with_phi): Likewise..
16261 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16262 clobber code. Assert we are not aliased or global.
16263 * tree-flow.h: Include tree-ssa-alias.h
16264 (enum escape_type): Remove.
16265 (struct mem_sym_stats_d): Likewise.
16266 (struct mem_ref_stats_d): Likewise.
16267 (struct gimple_df): Add vop member. Remove global_var,
16268 call_clobbered_vars, call_used_vars, addressable_vars,
16269 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16270 escaped and callused members.
16271 (struct ptr_info_def): Remove all members, add points-to solution
16273 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16274 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16275 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16276 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16277 (tree-ssa-alias.o): Likewise.
16278 (toplev.o): Add tree-ssa-alias.h
16279 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16280 * gimple.c (gimple_set_bb): Fix off-by-one error.
16281 (is_gimple_reg): Do not handle memory tags.
16282 (gimple_copy): Also copy virtual operands.
16283 Delay updating the statement. Do not reset loaded and stored syms.
16284 (gimple_set_stored_syms): Remove.
16285 (gimple_set_loaded_syms): Likewise.
16286 (gimple_call_copy_skip_args): Copy the virtual operands
16287 and mark the new statement modified.
16288 * tree-ssa-structalias.c (may_alias_p): Remove.
16289 (set_uids_in_ptset): Take the alias set to prune with as
16290 parameter. Fold in the alias test of may_alias_p.
16291 (compute_points_to_sets): Compute whether a ptr is dereferenced
16292 in a local sbitmap.
16293 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16294 other ADDRESSOF constraints on the lhs.
16295 (get_constraint_for_component_ref): Assert that we don't get
16296 ADDRESSOF constraints from the base of the reference.
16297 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16298 (struct variable_info): Remove collapsed_to member.
16299 (get_varinfo_fc): Remove.
16300 (new_var_info): Do not set collapsed_to.
16301 (dump_constraint): Do not follow cycles.
16302 (dump_constraint_graph): Likewise.
16303 (build_pred_graph): Likewise.
16304 (build_succ_graph): Likewise.
16305 (rewrite_constraints): Likewise.
16306 (do_simple_structure_copy): Remove.
16307 (do_rhs_deref_structure_copy): Remove.
16308 (do_lhs_deref_structure_copy): Remove.
16309 (collapse_rest_of_var): Remove.
16310 (do_structure_copy): Re-implement.
16311 (pta_stats): New global variable.
16312 (dump_pta_stats): New function.
16313 (struct constraint_expr): Make offset signed.
16314 (UNKNOWN_OFFSET): Define special value.
16315 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16316 (solution_set_expand): New helper function split out from ...
16317 (do_sd_constraint): ... here.
16318 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16319 (do_ds_constraint): Likewise.
16320 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16321 and CALLUSED = *CALLUSED.
16322 (set_union_with_increment): Make inc argument signed.
16323 (type_safe): Remove.
16324 (get_constraint_for_ptr_offset): Handle unknown and negative
16326 (first_vi_for_offset): Handle offsets before start. Bail
16327 out early for offsets beyond the variable extent.
16328 (first_or_preceding_vi_for_offset): New function.
16329 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16330 Together with ESCAPED = *ESCAPED this properly computes reachability.
16331 (find_what_var_points_to): New function.
16332 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16333 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16334 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16335 pt_solutions_intersect): New functions.
16336 (compute_call_used_vars): Remove.
16337 (compute_may_aliases): New main entry into PTA computation.
16338 * gimple.h (gimple_p): New typedef.
16339 (struct gimple_statement_base): Remove references_memory_p.
16340 (struct gimple_statement_with_memory_ops_base): Remove
16341 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16343 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16344 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16345 gimple_set_references_memory): Remove.
16346 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16347 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16349 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16350 (verify_expr): Allow RESULT_DECL.
16351 (gimple_duplicate_bb): Do not copy virtual operands.
16352 (gimple_duplicate_sese_region): Adjust.
16353 (gimple_duplicate_sese_tail): Likewise.
16354 (mark_virtual_ops_in_region): Remove.
16355 (move_sese_region_to_fn): Do not call it.
16356 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16357 and pass_simple_dse.
16358 (execute_function_todo): Handle TODO_update_address_taken,
16359 call execute_update_addresses_taken for TODO_rebuild_alias.
16360 (execute_todo): Adjust.
16361 (execute_one_pass): Init dump files early.
16362 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16364 (create_general_new_stmt): Clear vops.
16365 * tree-ssa-reassoc.c (get_rank): Adjust.
16366 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16367 symbols for renaming.
16368 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16369 (PARAM_AVG_ALIASED_VOPS): Likewise.
16370 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16371 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16372 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16373 (operand_build_cmp, copy_virtual_operands,
16374 create_ssa_artificial_load_stmt, add_to_addressable_set,
16375 gimple_add_to_addresses_taken): Remove public functions.
16376 (unlink_stmt_vdef): New function.
16378 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16380 * config.gcc (powerpc-*-linux*): Merge variants.
16382 2009-04-02 Chao-ying Fu <fu@mips.com>
16383 James Grosbach <james.grosbach@microchip.com>
16385 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16386 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16388 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16389 keep_interrupts_masked_p, use_debug_exception_return_p.
16390 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16391 keep_interrupts_masked, use_debug_exception_return.
16392 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16393 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16395 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16396 (mips_print_operand): Process COP0 registers to print $0 .. $31
16397 correctly for GAS to process.
16398 (mips_interrupt_extra_call_saved_reg_p): New function.
16399 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16401 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16402 (mips_compute_frame_info): Add supports for interrupt context that
16403 includes doubleword accumulators and COP0 registers.
16404 (mips_for_each_saved_acc): New function.
16405 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16406 mips_for_each_saved_reg.
16407 (mips_save_reg): Save accumulators.
16408 (mips_kernel_reg_p): A new for_each_rtx callback.
16409 (mips_expand_prologue): Support interrupt handlers.
16410 (mips_restore_reg): Restore accumulators.
16411 (mips_expand_epilogue): Support interrupt handlers.
16412 (mips_can_use_return_insn): Return false for interrupt handlers.
16413 (mips_epilogue_uses): New function.
16414 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16415 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16416 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16417 cop0_move): New instructions.
16418 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16419 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16421 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16423 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16424 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16425 interrupt handlers, we use K0 as the temporary register.
16426 (EPILOGUE_USES): Change to a function call.
16427 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16428 handlers, we use K0 as the temporary register.
16430 * doc/extend.texi (Function Attributes): Document interrupt,
16431 use_shadow_register_set, keep_interrupts_masked,
16432 use_debug_exception_return for MIPS attributes.
16434 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16436 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16437 Remove a number of t-files from tmake_file.
16438 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16439 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16440 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16441 target_prototype, not TARGET_PROTOTYPE.
16442 (LINK_OS_GNU_SPEC): Define.
16443 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16444 and darwin-ldoubdle.c.
16446 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16449 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16450 (cpp_options): Ditto.
16451 (default_compilers): Ditto.
16452 (display_help): Ditto.
16453 (process_command): Ditto.
16454 (do_spec_1): Ditto.
16455 (set_input): Use lbasename instead of duplicate code.
16456 (save_temps_prefix): New static for -save-temps=obj.
16457 (save_temps_length): Ditto.
16459 * doc/invoke.texi (-save-temps=obj): Document new variant to
16460 -save-temps switch.
16462 2009-04-02 Jeff Law <law@redhat.com>
16464 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16467 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16469 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16470 * configure: Regenerated.
16472 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16474 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16475 share the argument list.
16477 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16481 2009-02-12 Diego Novillo <dnovillo@google.com>
16483 * varpool.c (debug_varpool): New.
16484 * cgraph.h (debug_varpool): Declare.
16486 2009-04-02 Jan Hubicka <jh@suse.cz>
16488 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16491 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16493 * config/i386/i386.c (ix86_abi): Move initialization to ...
16494 (override_options): Here.
16496 2009-04-02 Christian Bruel <christian.bruel@st.com>
16498 * config/sh/sh.c (sh_dwarf_register_span): New function.
16499 (TARGET_DWARF_REGISTER_SPAN): Define.
16500 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16502 2009-04-02 Ira Rosen <irar@il.ibm.com>
16504 PR tree-optimization/39595
16505 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16506 interleaved loads group is not greater than the SLP group size.
16508 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16510 * builtins.c (is_builtin_name): New.
16511 (called_as_built_in): Use is_builtin_name.
16512 * tree.h (is_builtin_name): New.
16513 * varasm.c (incorporeal_function_p): Use is_builtin_name
16515 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16517 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16519 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16522 * c-decl.c (clone_underlying_type): Move this ...
16523 * c-common.c (set_underlying_type): ... here.
16524 Also, make sure the function properly sets TYPE_STUB_DECL() on
16525 the newly created typedef variant type.
16526 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16527 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16530 2009-04-02 Richard Guenther <rguenther@suse.de>
16532 PR tree-optimization/37221
16533 * tree-flow.h (degenerate_phi_result): Declare.
16534 * tree-ssa-dom.c (degenerate_phi_result): Export.
16535 * tree-scalar-evolution.c (analyze_initial_condition): If
16536 the initial condition is defined by a degenerate PHI node
16537 use the degenerate value.
16539 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16541 PR rtl-optimization/39588
16542 * combine.c (merge_outer_ops): Do not set the constant when this
16544 (simplify_shift_const_1): Do not modify it either in this case.
16546 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16548 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16549 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16551 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16554 * c-lex.c (interpret_float): Default (no suffix) is double.
16556 2009-04-1 Xinliang David Li <davidxl@google.com>
16558 * config/i386/i386.c (legitimate_constant_p): Recognize
16559 all one vector constant.
16561 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16563 * config/vax/vax.c: Add #includes to silence warnings.
16564 Change #include order to silence two warnings.
16566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16568 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16569 (ASM_SPEC): Pass -k to the assembler for PIC code.
16571 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16573 * config.gcc: Add vax-*-linux* to the switch.
16574 * config/vax/linux.h: New file. (TARGET_VERSION,
16575 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16579 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16580 Use predicate macros instead of GET_CODE() == foo.
16581 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16582 ashlsi3, rotrsi3, <unnamed>): Likewise.
16584 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16586 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16587 jbbccihi, jbbccisi): Remova trailing whitespace.
16588 * config/vax/constraints.md: Likewise.
16589 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16590 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16591 * config/vax/predicates.md: Likewise.
16592 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16593 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16594 * config/vax/vax.h: Likewise.
16595 * config/vax/vax.md (nonlocal_goto): Likewise.
16597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16599 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16600 (indirectable_address_p, adjacent_operands_p): Add spaces around
16602 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16604 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16606 * config/vax/vax.c (legitimate_constant_address_p,
16607 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16608 index_term_p, reg_plus_index_p, legitimate_address_p,
16609 vax_mode_dependent_address_p): Update comments to match functions
16610 modified by the recent int->bool conversion.
16612 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16614 * config/vax/builtins.md: Update copyright message.
16615 * config/vax/constraints.md: Likewise.
16616 * config/vax/netbsd-elf.h: Likewise.
16617 * config/vax/predicates.md: Likewise.
16618 * config/vax/vax-protos.h: Likewise.
16619 * config/vax/vax.c: Likewise.
16620 * config/vax/vax.h: Likewise.
16621 * config/vax/vax.md: Likewise.
16622 * config/vax/vax.opt: Likewise.
16624 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16626 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16627 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16628 * config/vax/constraints.md (B, R): Likewise.
16629 * config/vax/predicates.md (external_memory_operand,
16630 nonimmediate_addsub_di_operand): Likewise.
16631 * config/vax/vax.c (vax_output_int_add): Likewise.
16632 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16633 untyped_call): Likewise.
16635 2009-04-01 Matt Thomas <matt@3am-software.com>
16637 * config/vax/predicates.md: New file.
16638 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16639 external_const_operand, nonsymbolic_operand, external_memory_operand,
16640 indirect_memory_operand, indexed_memory_operand,
16641 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16642 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16644 * config/vax/constraints.md: New file.
16645 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16647 * config/vax/builtins.md: New file.
16648 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16649 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16651 * config/vax/vax.opt (mqmath): Add option.
16652 * config/vax/vax.md (isfx): Extend with DI.
16653 (VAXintQH, VAXintQHSD): Define.
16654 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16655 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16656 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16657 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16658 (movdi): Update constraints and use vax_output_int_move().
16659 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16660 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16661 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16662 nonlocal_goto): New.
16663 (mov<mode>): Extend accepted operand types.
16664 (subdi3_old): Rename from subdi3, change update constraints and use
16665 a new implementation.
16666 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16667 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16668 MOVE_RATIO, CLEAR_RATIO): Define.
16669 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16670 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16671 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16672 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16673 (split_quadword_operands): Make static and really allow variable
16675 (print_operand_address): Update for PIC generation.
16676 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16677 indexable_address_p, fixup_mathdi_operand,
16678 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16679 (vax_float_literal, legitimate_constant_p,
16680 indirectable_constant_address_p, index_term_p,
16681 reg_plus_index_p): Return bool instead of int.
16682 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16684 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16686 (vax_output_conditional_branch): Indent.
16687 (legitimate_constant_address_p, indirectable_constant_address_p,
16688 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16689 vax_mode_dependent_address_p): Return bool instead of int, update for
16691 * config/vax/vax-protos.h (legitimate_constant_address_p,
16692 legitimate_constant_p, legitimate_address_p,
16693 vax_mode_dependent_address_p): Change declaration to bool.
16694 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16695 vax_expand_addsub_di_operands, vax_output_int_subtract,
16696 vax_output_movmemsi): Declare.
16697 (split_quadword_operands, vax_float_literal): Delete declaration.
16698 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16699 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16700 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16701 ASM_OUTPUT_DWARF_PCREL): Define.
16702 (ASM_SPEC): Change definition to allow PIC generation.
16704 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16706 * doc/sourcebuild.texi: Update front-end requirements.
16708 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16711 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16712 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16713 (booldi3_internal3): Use boolean_or_operator instead of
16716 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16719 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16720 declarator whose size is not an integer constant expression but
16721 folds to an integer constant, then treat it as a constant
16724 2009-04-01 Richard Guenther <rguenther@suse.de>
16726 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16727 i * 4 + 2 to (i * 2 + 1) * 2.
16729 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16732 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16733 return if c_parser_asm_string_literal returned NULL.
16735 2009-04-01 Nick Clifton <nickc@redhat.com>
16737 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16739 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16740 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16741 other typedefs to avoid conflicts with libgcc2.c. Define labels
16742 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16744 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16745 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16748 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16750 * varasm.c (default_function_rodata_section): Declare DOT as
16753 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16754 Andrey Galkin <agalkin@hypercom.com>
16757 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16758 Make object_name unique for each process.
16760 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16763 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16764 addressable variables in the parallel that could go out of scope while
16765 running queued tasks.
16767 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16769 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16770 (CASE_VALUES_THRESHOLD): Redefine.
16771 * config/avr/avr.c (avr_override_options): Remove initialization of
16772 avr_case_values_threshold variable.
16773 (avr_case_values_threshold): Remove variable. Add new function.
16774 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16775 * config/avr/avr.opt (mno-tablejump): Remove option.
16776 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16778 2009-04-01 DJ Delorie <dj@redhat.com>
16780 * varasm.c (default_function_rodata_section): Don't assume
16781 anything about where the first '.' in the section name is.
16783 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16785 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16786 rs6000_emit_stack_tie.
16788 2009-03-31 Ian Lance Taylor <iant@google.com>
16790 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16791 gimple_code with GIMPLE_RESX, not RESX.
16793 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16795 * c-common.c (c_get_ident): New.
16796 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16798 2009-04-01 Ben Elliston <bje@au.ibm.com>
16800 * config/rs6000/sysv4.opt (msdata): Improve option description.
16802 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16804 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16805 (divdf3_internal_lat): Remove.
16806 (divxf3_internal_lat): Remove.
16807 (divxf3_internal_thr): Remove.
16808 (divxf): Use divxf3_internal.
16809 * config/ia64/div.md (divsf3_internal_lat): New.
16810 (divdf3_internal_lat): New.
16811 (divxf3_internal): New.
16813 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16816 * Makefile.in (USE_GCC_STDINT): Define.
16817 (stmp-int-hdrs): Install stdint.h if applicable.
16818 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16820 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16821 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16822 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16823 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16824 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16825 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16826 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16827 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16828 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16829 (c_common_nodes_and_builtins): Initialize
16830 underlying_wchar_type_node. Do not initialize
16831 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16832 nodes for new types.
16833 (c_stddef_cpp_builtins): Define macros for new types.
16834 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16836 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16837 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16838 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16839 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16840 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16841 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16842 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16843 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16844 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16845 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16846 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16847 int16_type_node, int32_type_node, int64_type_node,
16848 uint8_type_node, uint16_type_node, c_uint32_type_node,
16849 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16850 int_least32_type_node, int_least64_type_node,
16851 uint_least8_type_node, uint_least16_type_node,
16852 uint_least32_type_node, uint_least64_type_node,
16853 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16854 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16855 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16856 uintptr_type_node): Define.
16857 * c-cppbuiltin.c (builtin_define_constants,
16858 builtin_define_type_minmax): New.
16859 (builtin_define_stdint_macros): Define more macros.
16860 (c_cpp_builtins): Define more limit macros.
16861 (type_suffix): New.
16862 (builtin_define_type_max): Define in terms of
16863 builtin_define_type_minmax. Remove is_long parameter. All
16865 * config.gcc (use_gcc_stdint): Define.
16866 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16867 Add newlib-stdint.h for generic targets.
16868 * config/glibc-stdint.h, config/newlib-stdint.h,
16869 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16870 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16871 * config/score/score.h (UINTPTR_TYPE): Define.
16872 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16873 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16874 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16875 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16876 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16877 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16878 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16879 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16880 * config/spu/spu.h (STDINT_LONG32): Define.
16881 * configure.ac (use_gcc_stdint): Substitute.
16882 * configure: Regenerate.
16883 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16884 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16885 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16886 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16887 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16888 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16889 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16890 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16891 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16892 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16893 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16894 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16895 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16896 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16897 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16898 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16899 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16900 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16901 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16902 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16903 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16904 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16905 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16906 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16907 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16908 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16909 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16910 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16911 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16913 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16915 * loop-iv.c (suitable_set_for_replacement): Renamed from
16916 simplify_using_assignment; changed to return bool and to accept new
16917 args DEST and SRC. Return true iff we find a source/destination pair
16918 that can be used to make a replacement, and fill SRC and DEST if so.
16919 Remove arg ALTERED. Don't deal with altered regs here. All callers
16921 (simplify_using_initial_values): Deal with altered regs here and track
16922 more precisely the effect they have on the validity of our expression.
16924 * loop-iv.c (simplify_using_condition): A condition of the form
16925 (EQ REG CONST) can be used to simply make a substitution.
16926 (simplify_using_initial_values): Keep track of conditions we have seen
16927 and keep using them to simplify new expressions, while applying the
16928 same substitutions to them as to the expression.
16930 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16931 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16934 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16935 changed. Use this when trying to improve the upper bound.
16936 Generate the comparison by using simplify_gen_relational.
16938 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16940 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16942 (simplify_using_assignment, simplify_using_initial_values): Call
16943 replace_in_expr to make replacements. Call replace_single_def_regs
16944 once on the initial version of the expression.
16946 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16949 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16951 2009-03-31 Richard Guenther <rguenther@suse.de>
16953 PR middle-end/31029
16954 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16955 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16957 2009-03-31 Richard Guenther <rguenther@suse.de>
16959 * tree.h (div_if_zero_remainder): Declare.
16960 * fold-const.c (div_if_zero_remainder): Export.
16961 * tree-ssa-forwprop.c
16962 (forward_propagate_addr_into_variable_array_index): Handle
16963 constant array index addition outside of the variable index.
16965 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16968 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16969 define_splits, floatunssi<mode>2): Require x87 conversions from
16970 DImode to be permitted.
16972 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16974 PR preprocessor/15638
16975 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16977 2009-03-31 Richard Guenther <rguenther@suse.de>
16979 PR middle-end/23401
16980 PR middle-end/27810
16981 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16982 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16983 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16984 a separate statement.
16985 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16986 (lookup_tmp_var): Likewise.
16987 (is_gimple_formal_tmp_or_call_rhs): Remove.
16988 (is_gimple_reg_or_call_rhs): Rename to ...
16989 (is_gimple_reg_rhs_or_call): ... this.
16990 (is_gimple_mem_or_call_rhs): Rename to ...
16991 (is_gimple_mem_rhs_or_call): ... this.
16992 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16993 DECL_GIMPLE_REG_P only if is_formal is true.
16994 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16995 for non-proper post-modify expression gimplification.
16996 (gimplify_self_mod_expr): For post-modify expressions gimplify
16997 the lvalue to a minimal lvalue.
16998 (rhs_predicate_for): Remove formal temp case.
16999 (gimplify_modify_expr_rhs): Likewise.
17000 (gimplify_addr_expr): Use is_gimple_reg.
17001 (gimplify_expr): Remove formal temp cases.
17002 (gimple_regimplify_operands): Likewise.
17003 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17004 and FILTER_EXPR like constants.
17005 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17007 (is_gimple_formal_tmp_rhs): Remove.
17008 (is_gimple_reg_rhs): Remove special casing.
17009 (is_gimple_mem_rhs): Fix.
17010 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17011 (is_gimple_formal_tmp_var): Remove.
17012 (is_gimple_formal_tmp_reg): Likewise.
17013 (is_gimple_min_lval): Allow invariant component ref parts.
17014 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17015 is_gimple_formal_tmp_reg): Remove declarations.
17016 * tree-cfg.c (verify_expr): Verify that variables with address
17017 taken do not have DECL_GIMPLE_REG_P set.
17018 * tree-mudflap.c (mf_build_check_statement_for): Use
17019 force_gimple_operand instead of gimplify_expr.
17021 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17023 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17024 schedulable rows to compute_split_row.
17026 2009-03-31 Ben Elliston <bje@au.ibm.com>
17029 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17032 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17034 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17035 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17036 * configure: Regenerate.
17037 * config.in: Regenerate.
17038 * config/rs6000/rs6000.opt (mtls-markers): Add.
17039 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17040 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17041 (tls_ld_aix, tls_ld_sysv): Likewise.
17042 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17043 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17045 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17047 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17049 2009-03-30 Jan Hubicka <jh@suse.cz>
17051 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17053 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17054 detection and label handling.
17056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17058 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17059 left_conflicts_size.
17060 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17061 ALLOCNO_LEFT_CONFLICTS_SIZE.
17063 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17064 remove_allocno_from_bucket_and_push,
17065 allocno_spill_priority_compare, push_allocnos_to_stack,
17066 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17067 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17068 (setup_allocno_left_conflicts_num): Ditto. Rename to
17069 setup_allocno_left_conflicts_size.
17070 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17071 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17072 setup_allocno_left_conflicts_size instead of
17073 setup_allocno_left_conflicts_num.
17075 * ira-build.c (ira_create_allocno): Use
17076 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17077 ALLOCNO_LEFT_CONFLICTS_NUM.
17079 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17081 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17082 instead of DF_LR_OUT.
17084 * ira-lives.c (process_bb_node_lives): Ditto.
17086 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17087 instead of DF_LR_{OUT,IN}.
17089 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17091 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17093 2009-03-30 Jan Hubicka <jh@suse.cz>
17095 * except.c (label_to_region_map): Fix thinko.
17097 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17099 PR middle-end/38237
17100 * tree.h (tree_find_value): New declaration.
17101 * tree.c (tree_find_value): New function.
17102 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17104 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17107 * c-decl.c (struct c_binding): Add locus field.
17108 (bind): Add locus argument, set locus field from it.
17109 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17110 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17111 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17112 implicitly_declare, undeclared_variable, lookup_label,
17113 declare_label, c_make_fname_decl, c_builtin_function,
17114 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17117 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17120 * config/i386/i386.c (classify_argument): Check total size of
17123 2009-03-30 Martin Jambor <mjambor@suse.cz>
17125 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17126 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17127 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17130 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17131 seen_variable_array_ref while also traversing a union.
17133 * tree-inline.c (optimize_inline_calls): Do not call
17134 cgraph_node_remove_callees.
17135 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17136 (pass_remove_cgraph_callee_edges): New variable.
17137 * passes.c (init_optimization_passes): Add
17138 pass_remove_cgraph_callee_edges after early inlining and before all
17139 late intraprocedural passes.
17141 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17143 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17145 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17146 Fix typos in names.
17148 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17150 * combine.c (simplify_comparison): Use have_insn_for.
17151 * dojump.c (do_jump): Likewise.
17153 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17155 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17156 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17157 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17158 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17159 instead of sparc_compare_emitted.
17160 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17161 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17162 instead of sparc_compare_emitted.
17164 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17166 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17167 enter/exit cfglayout mode.
17168 (pass_partition_block): Require it.
17169 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17170 (combine_instructions): Track basic blocks instead of labels.
17171 (update_cfg_for_uncondjump): New.
17172 (try_combine): Use it. Update jumps after rescanning.
17173 (pass_combine): Require PROP_cfglayout.
17174 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17176 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17178 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17179 Provide/destroy PROP_cfglayout respectively.
17180 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17181 * tree-pass.h (PROP_cfglayout): New.
17183 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17185 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17186 fold_convert_const_fixed_from_fixed,
17187 fold_convert_const_fixed_from_int,
17188 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17189 set TREE_CONSTANT_OVERFLOW.
17190 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17191 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17193 2009-03-30 Ira Rosen <irar@il.ibm.com>
17195 * tree-vect-loop-manip.c: New file.
17196 * tree-vectorizer.c: Update documentation and included files.
17197 (vect_loop_location): Make extern.
17198 (rename_use_op): Move to tree-vect-loop-manip.c
17199 (rename_variables_in_bb, rename_variables_in_loop,
17200 slpeel_update_phis_for_duplicate_loop,
17201 slpeel_update_phi_nodes_for_guard1,
17202 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17203 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17204 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17205 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17206 find_loop_location): Likewise.
17207 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17208 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17209 get_vectype_for_scalar_type, vect_is_simple_use,
17210 supportable_widening_operation, supportable_narrowing_operation):
17212 (bb_in_loop_p): Move to tree-vect-loop.c.
17213 (new_loop_vec_info, destroy_loop_vec_info,
17214 reduction_code_for_scalar_code, report_vect_op,
17215 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17216 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17217 (vect_supportable_dr_alignment): Likewise.
17218 * tree-vectorizer.h (tree-data-ref.h): Include.
17219 (vect_loop_location): Declare.
17220 Reorganize function declarations according to the new file structure.
17221 * tree-vect-loop.c: New file.
17222 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17223 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17224 * tree-vect-data-refs.c: New file.
17225 * tree-vect-patterns.c (timevar.h): Don't include.
17226 * tree-vect-stmts.c: New file.
17227 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17228 tree-vect-slp.c, tree-vect-loop.c.
17229 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17230 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17231 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17232 (tree-vect-analyze.o): Remove.
17233 (tree-vect-transform.o): Likewise.
17234 (tree-vect-data-refs.o): Add rule.
17235 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17236 tree-vect-slp.o): Likewise.
17237 (tree-vect-patterns.o): Remove redundant dependencies.
17238 (tree-vectorizer.o): Likewise.
17239 * tree-vect-slp.c: New file.
17241 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17243 * optc-gen.awk: Warn if an option flag has multiple different
17246 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17248 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17249 -floop-block): Document dependences on PPL, CLooG and Graphite.
17251 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17253 PR rtl-optimization/323
17254 * c-common.c (c_fully_fold, convert_and_check,
17255 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17256 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17257 * c-common.def (EXCESS_PRECISION_EXPR): New.
17258 * c-cppbuiltin.c (builtin_define_float_constants): Define
17259 constants with enough digits for long double.
17260 * c-lex.c (interpret_float): Interpret constant with excess
17261 precision where appropriate.
17262 * c-opts.c (c_common_post_options): Set
17263 flag_excess_precision_cmdline. Give an error for
17264 -fexcess-precision=standard for C++ for processors where the
17265 option is significant.
17266 * c-parser.c (c_parser_conditional_expression): Handle excess
17267 precision in condition.
17268 * c-typeck.c (convert_arguments): Handle arguments with excess
17270 (build_unary_op): Move excess precision outside operation.
17271 (build_conditional_expr): Likewise.
17272 (build_compound_expr): Likewise.
17273 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17274 (build_modify_expr): Handle excess precision in RHS.
17275 (convert_for_assignment): Handle excess precision in converted
17277 (digest_init, output_init_element, process_init_element): Handle
17278 excess precision in initializer.
17279 (c_finish_return): Handle excess precision in return value.
17280 (build_binary_op): Handle excess precision in operands and add
17281 excess precision as needed for operation.
17282 * common.opt (-fexcess-precision=): New option.
17283 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17284 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17285 For standard excess precision, output explicit conversion to and
17286 truncation from XFmode.
17287 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17288 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17289 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17290 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17291 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17292 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17293 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17294 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17295 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17296 define_splits, sqrt<mode>2): Disable where appropriate for
17297 standard excess precision.
17298 * convert.c (convert_to_real): Do not shorten arithmetic to type
17299 for which excess precision would be used.
17300 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17301 * doc/invoke.texi (-fexcess-precision=): Document option.
17302 (-mfpmath=): Correct index entry.
17303 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17304 flag_excess_precision): New.
17305 * langhooks.c (lhd_post_options): Set
17306 flag_excess_precision_cmdline.
17307 * opts.c (common_handle_option): Handle -fexcess-precision=.
17308 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17309 init_excess_precision): New.
17310 (lang_dependent_init_target): Call init_excess_precision.
17311 * tree.c (excess_precision_type): New.
17312 * tree.h (excess_precision_type): Declare.
17314 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17317 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17318 non-lvalue to component.
17320 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17322 PR preprocessor/34695
17323 * Makefile.in (c-opts.o): Depend on c-tree.h.
17324 * c-common.c: Move down include of diagnostic.h.
17325 (done_lexing, c_cpp_error): New.
17326 * c-common.h (done_lexing): Declare.
17327 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17329 * c-opts.c: Include c-tree.h.
17330 (c_common_init_options): Set preprocessor error callback.
17331 (c_common_handle_option): Do not set preprocessor
17332 inhibit_warnings, warnings_are_errors, warn_system_headers,
17333 pedantic_errors or inhibit_warnings flags.
17334 (c_common_post_options): Do not check cpp_errors (parse_in).
17335 (c_common_finish): Do not output dependencies if there were
17336 errors. Do not check return value of cpp_finish.
17337 * c-ppoutput.c (pp_file_change): Set input_location.
17338 * c-tree.h (c_cpp_error): Declare.
17339 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17341 (diagnostic_build_prefix): Check override_column.
17342 * diagnostic.h (diagnostic_info): Add override_column field.
17343 (diagnostic_override_column): Define.
17345 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17347 * c-common.c (c_expand_expr, c_staticp): Remove.
17348 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17349 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17350 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17351 * c-gimplify.c (gimplify_compound_literal_expr,
17352 optimize_compound_literals_in_ctor): Remove.
17353 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17354 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17355 * c-semantics.c (emit_local_var): Remove.
17357 * langhooks-def.h (lhd_expand_expr): Remove.
17358 * langhooks.c (lhd_expand_expr): Remove.
17359 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17361 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17362 handling from c-semantics.c; don't call into langhook.
17363 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17364 * gimplify.c (gimplify_compound_literal_expr,
17365 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17366 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17367 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17368 as was done in c-gimplify.c.
17369 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17370 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17371 Move from c-common.h.
17372 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17374 * tree.c (staticp): Do not call langhook.
17375 * langhooks.c (lhd_staticp): Delete.
17376 * langhooks-def.h (lhd_staticp): Delete prototype.
17377 (LANG_HOOKS_STATICP): Delete.
17378 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17380 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17381 instead of DECL_STMTs.
17383 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17391 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17393 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17394 contained expression.
17395 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17396 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17397 conditional expressions for C.
17398 (decl_constant_value_for_optimization): Move from
17399 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17400 whether optimizing and that the expression is a VAR_DECL not of
17401 array type instead of doing such checks in the caller. Do not
17402 check pedantic. Call gcc_unreachable for C++.
17403 * c-common.def (C_MAYBE_CONST_EXPR): New.
17404 * c-common.h (c_fully_fold, c_save_expr,
17405 decl_constant_value_for_optimization): New prototypes.
17406 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17407 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17408 EXPR_INT_CONST_OPERANDS): Define.
17409 * c-convert.c (convert): Strip nops from expression.
17410 * c-decl.c (groktypename): Take extra parameters expr and
17411 expr_const_operands. Update call to grokdeclarator.
17412 (start_decl): Update call to grokdeclarator. Add statement for
17413 expressions used in type of decl.
17414 (grokparm): Update call to grokdeclarator.
17415 (push_parm_decl): Update call to grokdeclarator.
17416 (build_compound_literal): Add parameter non_const and build a
17417 C_MAYBE_COSNT_EXPR if applicable.
17418 (grokdeclarator): Take extra parameters expr and
17419 expr_const_operands. Track expressions used in declaration
17420 specifiers and declarators. Fold array sizes and track whether
17421 they are constant expressions and whether they are integer
17422 constant expressions.
17423 (parser_xref_tag): Set expr and expr_const_operands fields in
17425 (grokfield): Update call to grokdeclarator.
17426 (start_function): Update call to grokdeclarator.
17427 (build_null_declspecs): Set expr and expr_const_operands fields in
17429 (declspecs_add_type): Handle expressions in typeof specifiers.
17430 * c-parser.c (c_parser_declspecs): Set expr and
17431 expr_const_operands fields for declaration specifiers.
17432 (c_parser_enum_specifier): Likewise.
17433 (c_parser_struct_or_union_specifier): Likewise.
17434 (c_parser_typeof_specifier): Likewise. Update call to
17435 groktypename. Fold expression as needed. Return expressions with
17436 type instead of adding statements.
17437 (c_parser_attributes): Update calls to c_parser_expr_list.
17438 (c_parser_statement_after_labels): Fold expression before passing
17439 to objc_build_throw_stmt.
17440 (c_parser_condition): Fold expression.
17441 (c_parser_asm_operands): Fold expression.
17442 (c_parser_conditional_expression): Use c_save_expr. Update call
17443 to build_conditional_expr.
17444 (c_parser_alignof_expression): Update call to groktypename.
17445 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17446 original_code. Fold expression argument of va_arg. Create
17447 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17448 argument to va_arg. Update calls to groktypename. Fold array
17449 index for offsetof. Verify that first argument to
17450 __builtin_choose_expr has integer type.
17451 (c_parser_postfix_expression_after_paren_type): Update calls to
17452 groktypename and build_compound_literal. Handle expressions with
17453 side effects in type name.
17454 (c_parser_postfix_expression_after_primary): Update call to
17455 c_parser_expr_list. Set original_code for calls to
17456 __builtin_constant_p.
17457 (c_parser_expr_list): Take extra parameter fold_p. Fold
17458 expressions if requested.
17459 (c_parser_objc_type_name): Update call to groktypename.
17460 (c_parser_objc_synchronized_statement): Fold expression.
17461 (c_parser_objc_receiver): Fold expression.
17462 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17463 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17464 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17465 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17466 (struct c_typespec): Add elements expr and expr_const_operands.
17467 (struct c_declspecs): Add elements expr and expr_const_operands.
17468 (groktypename, build_conditional_expr, build_compound_literal):
17470 (in_late_binary_op): Declare.
17471 * c-typeck.c (note_integer_operands): New function.
17472 (in_late_binary_op): New variable.
17473 (decl_constant_value_for_broken_optimization): Move to c-common.c
17474 and rename to decl_constant_value_for_optimization.
17475 (default_function_array_conversion): Do not strip nops.
17476 (default_conversion): Do not call
17477 decl_constant_value_for_broken_optimization.
17478 (build_array_ref): Do not fold result.
17479 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17480 result when operand is a VLA.
17481 (c_expr_sizeof_type): Update call to groktypename. Handle
17482 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17483 result when operand names a VLA type.
17484 (build_function_call): Update call to build_compound_literal.
17485 Only fold result for calls to __builtin_* functions. Strip
17486 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17487 the function designator.
17488 (convert_arguments): Fold arguments. Update call to
17489 convert_for_assignment.
17490 (build_unary_op): Handle increment and decrement of
17491 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17492 decrement earlier. Fold operand of increment and decrement.
17493 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17494 built for integer operand. Wrap returns that are INTEGER_CSTs
17495 without being integer constant expressions or that have integer
17496 constant operands without being INTEGER_CSTs.
17497 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17498 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17499 result is an integer constant expression or can be used in
17500 unevaluated parts of one and avoid folding and wrap as
17501 appropriate. Fold operands before possibly doing -Wsign-compare
17503 (build_compound_expr): Wrap result for C99 if operands can be used
17504 in integer constant expressions.
17505 (build_c_cast): Update call to digest_init. Do not ignore
17506 overflow from casting floating-point constants to integers. Wrap
17507 results that could be confused with integer constant expressions,
17508 null pointer constants or floating-point constants.
17509 (c_cast_expr): Update call to groktypename. Handle expressions
17510 included in type name.
17511 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17512 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17513 Update calls to convert_for_assignment.
17514 (convert_for_assignment): Take new parameter
17515 null_pointer_constant. Do not strip nops or call
17516 decl_constant_value_for_broken_optimization. Set
17517 in_late_binary_op for conversions to boolean.
17518 (store_init_value): Update call to digest_init.
17519 (digest_init): Take new parameter null_pointer_constant. Do not
17520 call decl_constant_value_for_broken_optimization. pedwarn for
17521 initializers not constant expressions. Update calls to
17522 convert_for_assignment.
17523 (constructor_nonconst): New.
17524 (struct constructor_stack): Add nonconst element.
17525 (really_start_incremental_init, push_init_level, pop_init_level):
17526 Handle constructor_nonconst and nonconst element.
17527 (set_init_index): Call constant_expression_warning for array
17529 (output_init_element): Fold value. Set constructor_nonconst as
17530 applicable. pedwarn for initializers not constant expressions.
17531 Update call to digest_init. Call constant_expression_warning
17532 where constant initializers are required.
17533 (process_init_element): Use c_save_expr.
17534 (c_finish_goto_ptr): Fold expression.
17535 (c_finish_return): Fold return value. Update call to
17536 convert_for_assignment.
17537 (c_start_case): Fold switch expression.
17538 (c_process_expr_stmt): Fold expression.
17539 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17540 ensure statement expression is not evaluated in constant expression.
17541 (build_binary_op): Track whether results are integer constant
17542 expressions or may occur in such, disable folding and wrap results
17543 as applicable. Fold operands for -Wsign-compare warnings unless
17545 (c_objc_common_truthvalue_conversion): Handle results folded to
17546 integer constants that are not integer constant expressions.
17547 * doc/extend.texi: Document when typeof operands are evaluated,
17548 that condition of __builtin_choose_expr is an integer constant
17549 expression, and more about use of __builtin_constant_p in
17552 2009-03-29 Richard Guenther <rguenther@suse.de>
17554 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17555 propagate addresses of array references.
17557 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17559 * regmove.c (perhaps_ends_bb_p): Remove.
17560 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17561 from INSN and check that the main loop stays within that basic block.
17562 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17563 (regmove_forward_pass): Split out from regmove_optimize. Use
17564 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17565 (regmove_backward_pass): Split out from regmove_optimize. Use
17566 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17567 (regmove_optimize): Simplify.
17569 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17572 * config/i386/i386.c (classify_argument): Ignore flexible array
17573 member in struct and warn ABI change.
17575 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17577 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17579 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17580 (ix86_adjust_cost): Updated.
17582 2009-03-29 Jan Hubicka <jh@suse.cz>
17584 PR middle-end/28850
17585 * tree-pass.h (pass_cleanup_eh): New function.
17586 (remove_unreachable_regions): Break code handling RTL
17587 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17588 that can not be reached by runtime.
17589 (can_be_reached_by_runtime): New function.
17590 (label_to_region_map): New function.
17591 (num_eh_regions): New function.
17592 (rtl_remove_unreachable_regions): New function.
17593 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17594 (remove_eh_region): New function.
17595 * except.h: Include sbitmap and vecprim.
17596 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17597 num_eh_regions): Declare.
17598 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17599 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17600 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17601 (tree_empty_eh_handler_p): New function.
17602 (cleanup_empty_eh): New function.
17603 (cleanup_eh): New function.
17604 (pass_cleanup_eh): New function.
17606 2009-03-29 Jan Hubicka <jh@suse.cz>
17608 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17609 for removed regions.
17611 2009-03-29 Jan Hubicka <jh@suse.cz>
17613 * except.c (dump_eh_tree): Dump all datastructures.
17615 2009-03-29 Jan Hubicka <jh@suse.cz>
17617 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17618 (duplicate_eh_regions_1): Likewise.
17619 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17620 vector; call EH verification.
17621 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17622 Be ready for region being removed.
17624 2009-03-29 Jan Hubicka <jh@suse.cz>
17626 * bitmap.c (bitmap_last_set_bit): New function.
17627 * bitmap.h (bitmap_last_set_bit): Declare.
17629 2009-03-29 David Ayers <ayers@fsfe.org>
17632 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17633 by calling objc_compare_types and surpress warnings about
17634 incompatible C pointers that are compatible ObjC pointers.
17636 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17638 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17639 call initialize_inline_failed.
17640 (initialize_inline_failed): Move it from here ...
17641 * cgraph.c (initialize_inline_failed): ... to here.
17642 (cgraph_create_edge): Call initialize_inline_failed rather than
17643 setting inline_failed directly.
17645 2009-03-29 Ben Elliston <bje@au.ibm.com>
17648 * sysv4.opt (msdata): Improve comment.
17649 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17650 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17652 2009-03-29 Ben Elliston <bje@au.ibm.com>
17655 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17656 load and store attributes.
17658 2009-03-29 Ben Elliston <bje@au.ibm.com>
17660 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17661 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17662 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17663 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17664 __builtin_infq and __builtin_huge_valq.
17666 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17668 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17673 2009-03-28 Xinliang David Li <davidxl@google.com>
17675 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17676 (do_dbg_cnt): New function.
17678 2009-03-28 Jan Hubicka <jh@suse.cz>
17680 Merge from pretty-ipa:
17682 2009-03-27 Jan Hubicka <jh@suse.cz>
17684 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17685 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17686 * passes.c (function_called_by_processed_nodes_p): New.
17687 * ipa-pure-const.c (check_call): Fix handling of operands.
17688 (analyze_function): Dump debug output for skipped bodies.
17689 (local_pure_const): Use function_called_by_processed_nodes_p.
17690 * dwarf2out.c (reference_to_unused): Use output.
17691 * passes.c (do_per_function_toporder): Likewise.
17693 2008-11-12 Jan Hubicka <jh@suse.cz>
17695 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17696 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17697 state_set_in_source enum
17698 (check_decl): Ignore memory tags; do not set fake looping flags;
17700 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17701 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17702 (check_call, analyze_function): Rewrite.
17704 (add_new_function): Update call of analyze_function.
17705 (generate_summary): Add call of analyze_function.
17706 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17707 (local_pure_const): New function.
17708 (pass_local_pure_const): New pass.
17709 * ipa-inline.c (inline_transform): Set after_inlining.
17710 * tree-eh.c (stmt_can_throw_external): New.
17711 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17712 work with aliasing built.
17713 * tree-flow.h (stmt_can_throw_external): New.
17714 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17715 and local pure/const pass in early and late optimization queue.
17717 2009-03-28 Martin Jambor <mjambor@suse.cz>
17719 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17721 (fold_binary): Allow function decl aligment consideration is the
17722 second argument is integer constant one.
17723 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17724 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17725 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17727 2009-03-28 Jan Hubicka <jh@suse.cz>
17729 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17730 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17731 * function.h (rtl_data): Add nothrow flag.
17732 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17733 set DECL_NOTHROW for AVAILABLE functions.
17735 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17737 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17738 following vector keyword has expansion starting with pixel or bool
17739 keyword, expand vector to __vector and pixel or bool to __pixel or
17743 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17744 warn_if_disallowed_function_p): Removed.
17745 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17746 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17747 warning_if_disallowed_function_p.
17748 * flags.h (warn_if_disallowed_function_p,
17749 warn_disallowed_functions): Removed.
17750 * common.opt (Wdisallowed-function-list=): Removed.
17751 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17753 2009-03-28 Richard Guenther <rguenther@suse.de>
17755 PR tree-optimization/38723
17756 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17759 2009-03-28 Jan Hubicka <jh@suse.cz>
17761 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17762 test introduced by my previous patch.
17764 2009-03-28 Richard Guenther <rguenther@suse.de>
17766 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17767 the PHIs value undefined.
17769 2009-03-28 Jan Hubicka <jh@suse.cz>
17771 * tree-pass.h (pass_fixup_cfg): New pass.
17772 * ipa-inline.c (inline_transform): Set
17773 always_inline_functions_inlined/after_inlining.
17774 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17775 (pass_fixup_cfg): New pass.
17776 * passes.c (init_optimization_passes): Add fixup_cfg.
17778 2009-03-28 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/38458
17781 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17782 argument use the arguments copy-of value.
17784 2009-03-28 Richard Guenther <rguenther@suse.de>
17786 PR tree-optimization/38180
17787 * tree-ssa-ccp.c (get_default_value): Simplify.
17788 (likely_value): Likewise.
17789 (surely_varying_stmt_p): Properly handle VOP case.
17790 (ccp_initialize): Likewise.
17791 (ccp_fold): Handle propagating through *&.
17792 (fold_const_aggregate_ref): Also handle decls.
17794 2009-03-28 Jan Hubicka <jh@suse.cz>
17796 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17797 * cgraph.h (cgraph_node): Likewise.
17798 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17799 (cgraph_reset_node): Use process flag.
17800 (cgraph_mark_functions_to_output): Likewise.
17801 (cgraph_expand_function): Likewise.
17802 (cgraph_expand_all_functions): Likewise.
17803 (cgraph_output_in_order): Likewise.
17804 * dwarf2out.c (reference_to_unused): Likewise.
17805 * passes.c do_per_function_toporder): Likewise.
17807 2009-03-28 Jan Hubicka <jh@suse.cz>
17809 Bring from lto-branch:
17811 2008-09-03 Doug Kwan <dougkwan@google.com>
17813 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17814 enums instead of reason strings.
17815 * cgraph.c (cgraph_create_edge): Same.
17816 (cgraph_inline_failed_string): New function.
17817 * cgraph.h (cgraph_inline_failed_t): New enum type.
17818 (cgraph_inline_failed_string): New prototype.
17819 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17820 char pointer to cgraph_inline_failed_t.
17821 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17822 (cgraph_default_inline_p): Ditto.
17823 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17824 to cgraph_inline_failed_t pointer.
17825 * cif-code.def: New file.
17826 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17828 (cgraph_check_inline_limits): Change type of REASON to pointer to
17829 cgraph_inline_failed_t. Replace reason strings with enums.
17830 (cgraph_default_inline_p): Ditto.
17831 (cgraph_recursive_inlining_p): Ditto.
17832 (update_caller_keys): Change type of FAILED_REASON to
17833 cgraph_inline_failed_t.
17834 (cgraph_set_inline_failed): Change type of REASON to pointer to
17835 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17836 convert enums to strings for text output.
17837 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17838 to be of type cgraph_inline_failed_t. Replace reason strings with
17839 enums. Call cgraph_inline_failed_string to covert enums
17840 to strings for text output.
17841 (cgraph_decide_inlining): Replace reason strings with enums.
17842 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17843 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17845 * tree-inline.c (expand_call_inline): Change type of REASON
17846 to cgraph_inline_failed_t. Replace reason strings with enums.
17847 Call cgraph_inline_failed_string for text output.
17848 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17851 2009-03-28 Jan Hubicka <jh@suse.cz>
17853 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17854 cgraph_clone_node): Remove master clone handling.
17855 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17856 * cgraph.h (master_clone): Remove.
17857 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17858 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17859 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17861 2009-03-28 Jan Hubicka <jh@suse.cz>
17863 * cgraph.c (cgraph_function_body_availability): Functions declared
17864 inline are always safe to assume that it is not going to be replaced.
17866 2009-03-28 Richard Guenther <rguenther@suse.de>
17868 PR tree-optimization/38513
17869 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17870 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17871 EXC_PTR_EXPR and FILTER_EXPR.
17872 (get_ref_from_reference_ops): Likewise.
17874 2009-03-28 Richard Guenther <rguenther@suse.de>
17876 PR tree-optimization/38968
17877 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17878 Use FLOOR_MOD_EXPR to compute misalignment.
17880 2009-03-28 Richard Guenther <rguenther@suse.de>
17882 PR tree-optimization/37795
17883 * tree.h (combine_comparisons): Declare.
17884 * fold-const.c (combine_comparisons): Export.
17885 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17887 (ifcombine_iforif): Use combine_comparisons.
17889 2009-03-28 Jan Hubicka <jh@suse.cz>
17891 * tree-eh.c (inlinable_call_p): New function.
17892 (make_eh_edges): Use it.
17893 (verify_eh_edges): Use it.
17894 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17895 * except.c (reachable_next_level): Add inlinable_function argument
17896 (sjlj_find_directly_reachable_regions): Update.
17897 (add_reachable_handler): Do not set saw_any_handlers.
17898 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17899 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17900 Add new inlinable call parameter.
17901 (can_throw_internal, can_throw_external): Update.
17902 * except.h (can_throw_internal_1, can_throw_external_1,
17903 foreach_reachable_handler): Update declaration.
17905 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17907 * config/arm/t-arm-coff, config/h8300/coff.h,
17908 config/i386/i386-aout.h, config/i386/i386-coff.h,
17909 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17910 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17911 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17912 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17913 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17914 sys-types.h: Remove.
17915 * Makefile.in: Remove protoize and fixproto support and references
17917 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17918 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17920 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17921 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17922 unprotoize$(exeext).
17923 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17924 (.PHONY): Don't depend on proto.
17925 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17926 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17927 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17928 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17929 build/gen-protos.o, build/scan.o, xsys-protos.h,
17930 build/fix-header$(build_exeext), build/fix-header.o,
17931 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17932 stmp-install-fixproto): Remove.
17933 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17934 SYSCALLS.c or fixproto files.
17935 (install-common): Don't install protoize.
17936 (install-headers-tar, install-headers-cpio, install-headers-cp):
17937 Don't depend on $(STMP_FIXPROTO).
17938 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17939 install fixproto files or write out fixproto settings.
17940 (uninstall): Don't uninstall protoize.
17941 * config.gcc (use_fixproto): Remove.
17942 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17943 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17944 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17945 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17946 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17947 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17948 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17949 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17950 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17951 * config/t-vxworks (STMP_FIXPROTO): Remove.
17952 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17953 STMP_FIXPROTO): Remove.
17954 * config.in, configure: Regenerate.
17955 * crtstuff.c (gid_t, uid_t): Don't undefine.
17956 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17957 (arm-*-coff, arm-*-aout: Remove target entries.
17958 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17959 Remove mention of AIX 4.1.
17960 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17961 * doc/invoke.texi (Running Protoize): Remove.
17962 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17963 (Protoize Caveats): Remove.
17964 * tsystem.h: Update comments on headers assumed to exist.
17966 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17968 * genautomata.c: Add a new year to the copyright. Add a new
17970 (struct insn_reserv_decl): Add comments for member bypass_list.
17971 (find_bypass): Remove.
17972 (insert_bypass): New.
17973 (process_decls): Use insert_bypass.
17974 (output_internal_insn_latency_func): Output all bypasses with the
17975 same input insn in one switch case.
17977 * rtl.def (define_bypass): Describe bypass choice.
17978 * doc/md.texi (define_bypass): Ditto.
17980 2009-03-27 Richard Guenther <rguenther@suse.de>
17982 * gimplify.c (mark_addressable): Export.
17983 * tree-flow.h (mark_addressable): Declare.
17984 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17985 * tree-ssa.c (verify_phi_args): Verify that address taken
17986 variables have TREE_ADDRESSABLE set.
17988 2009-03-27 Richard Guenther <rguenther@suse.de>
17990 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17991 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17992 Do not mark decls TREE_ADDRESSABLE.
17993 (build_fold_addr_expr): Adjust.
17994 (fold_addr_expr): Remove.
17995 (fold_unary): Use build_fold_addr_expr.
17996 (fold_comparison): Likewise.
17997 (split_address_to_core_and_offset): Likewise.
17998 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18000 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18001 (gimplify_modify_expr_to_memcpy): Mark source and destination
18003 * omp-low.c (create_omp_child_function): Mark the object decl
18005 (lower_rec_input_clauses): Mark the var we take the address of
18007 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18011 PR middle-end/39315
18012 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18013 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18015 2009-03-27 Richard Guenther <rguenther@suse.de>
18017 PR tree-optimization/39120
18018 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18020 (handle_lhs_call): Process return constraints. Add escape
18021 constraints if necessary.
18022 (handle_const_call): Fill out return constraints. Make nested
18023 case more precise. Avoid consttmp if possible.
18024 (handle_pure_call): Fill out return constraints. Avoid
18025 callused if possible.
18026 (find_func_aliases): Simplify call handling.
18028 2009-03-27 Richard Guenther <rguenther@suse.de>
18030 PR tree-optimization/39120
18031 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18032 as a representative.
18033 (solve_graph): Do propagate CALLUSED.
18034 (handle_pure_call): Use a scalar constraint from CALLUSED for
18036 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18039 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18042 * c-common.c (handle_aligned_attribute): Properly check alignment
18043 overflow. Use (1U << i) instead of (1 << i).
18045 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18047 * expr.h (get_mem_align_offset): Updated.
18049 * tree.h (tree_decl_common): Change align to "unsigned int" and
18050 move it before pointer_alias_set.
18052 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18053 Jakub Jelinek <jakub@redhat.com>
18056 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18057 gr_register_operand with gr_reg_or_0_operand.
18058 (cmpxchg_rel_di): Likewise.
18059 (sync_lock_test_and_set<mode>): Likewise.
18061 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18063 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18064 (true_regnum): Likewise.
18066 * rtlanal.c (subreg_info): Moved to ...
18067 * rtl.h (subreg_info): Here. New.
18068 (subreg_get_info): New.
18070 * rtlanal.c (subreg_get_info): Make it extern.
18072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18075 * config/i386/i386.c (ix86_abi): New.
18076 (override_options): Handle -mabi=.
18077 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18078 (ix86_call_abi_override): Likewise.
18079 (init_cumulative_args): Likewise.
18080 (function_arg_advance): Likewise.
18081 (function_arg_64): Likewise.
18082 (function_arg): Likewise.
18083 (ix86_pass_by_reference): Likewise.
18084 (ix86_function_value_regno_p): Likewise.
18085 (ix86_build_builtin_va_list_abi): Likewise.
18086 (setup_incoming_varargs_64): Likewise.
18087 (is_va_list_char_pointer): Likewise.
18088 (ix86_init_machine_status): Likewise.
18089 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18090 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18091 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18092 (ix86_function_abi): Make it static and return enum calling_abi.
18093 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18095 (ix86_fn_abi_va_list): Updated.
18097 * config/i386/i386.h (ix86_abi): New.
18098 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18099 (CONDITIONAL_REGISTER_USAGE): Likewise.
18100 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18101 (machine_function): Likewise.
18103 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18105 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18106 (STACK_BOUNDARY): Likewise.
18107 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18109 * config/i386/i386.opt (mabi=): New.
18111 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18112 return enum calling_abi.
18113 (ix86_function_type_abi): Likewise.
18114 (ix86_function_abi): Removed.
18116 * doc/invoke.texi: Document -mabi= option for x86.
18118 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18120 * builtins.c (real_dconstp): Delete.
18121 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18123 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18124 Jakub Jelinek <jakub@redhat.com>
18127 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18128 (gen_subprogram_die): When a function is explicit, generate the
18129 DW_AT_explicit attribute.
18130 * langhooks.h (struct lang_hooks_for_decls): Add
18131 function_decl_explicit_p langhook.
18132 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18133 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18135 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18137 * builtins.c (fold_builtin_memory_op): Optimize memmove
18138 into memcpy if we can prove source and destination don't overlap.
18140 * tree-inline.c: Include gt-tree-inline.h.
18141 (clone_fn_id_num): New variable.
18142 (clone_function_name): New function.
18143 (tree_function_versioning): Use it.
18144 * Makefile.in (GTFILES): Add tree-inline.c.
18146 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18148 * BASE-VER: Change to 4.5.0.
18150 2009-03-27 Xinliang David Li <davidxl@google.com>
18152 PR tree-optimization/39557
18153 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18155 2009-03-27 Xinliang David Li <davidxl@google.com>
18157 PR tree-optimization/39548
18158 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18161 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18163 * c-common.c (pointer_int_sum): Use %wd on return from
18166 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18168 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18169 on return from tree_low_cst.
18171 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18174 * ginclude/stdarg.h (va_copy): Define also for
18175 __GXX_EXPERIMENTAL_CXX0X__.
18177 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18180 * builtins.h (c_strlen): Do not warn here.
18181 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18182 * c-common.c (pointer_int_sum): Take an explicit location.
18183 Warn about offsets out of bounds.
18184 * c-common.h (pointer_int_sum): Adjust declaration.
18186 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18188 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18191 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18194 * opts.c (warn_if_disallowed_function_p): Don't assume
18195 get_callee_fndecl must return non-NULL.
18197 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18199 PR rtl-optimization/39522
18200 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18201 when reg_reloaded_valid is set.
18203 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18205 * config/spu/divv2df3.c: New file.
18206 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18207 (DPBIT_FUNCS): Filter out _div_df.
18209 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18211 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18212 a jump insn, count that jump in the distance to the loop start.
18214 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18217 * config/sh/sh.c (calc_live_regs): Fix condition for global
18218 registers except PIC_OFFSET_TABLE_REGNUM.
18220 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18223 * doc/invoke.texi (-mconsole): New.
18225 (-mno-cygwin): New.
18227 (-mnop-fun-dllimport): New.
18231 (sub section "i386 and x86-64 Windows Options"): New.
18233 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18235 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18236 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18238 2009-03-25 Richard Guenther <rguenther@suse.de>
18240 PR middle-end/39497
18241 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18244 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18246 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18247 neither of haifa/selective schedulers are working.
18249 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18251 * doc/invoke.texi (Debugging Options): Fix description of
18252 -fno-merge-debug-strings.
18254 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18256 * config/cris/libgcc.ver: New version-script.
18257 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18259 * configure.ac <GAS features, nop mnemonic>: Add pattern
18260 crisv32-*-* for "nop".
18261 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18262 * configure: Regenerate.
18264 2009-03-24 Ira Rosen <irar@il.ibm.com>
18266 PR tree-optimization/39529
18267 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18268 mark_sym_for_renaming for the tag copied to the new vector
18271 2009-03-24 Arthur Loiret <aloiret@debian.org>
18273 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18274 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18275 EXTRA_SPEC_FUNCTIONS.
18276 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18277 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18278 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18279 -march and -mtune options.
18281 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18283 * config/m68k/t-rtems: Add m5329 multilib.
18285 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18286 Jakub Jelinek <jakub@redhat.com>
18289 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18292 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18295 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18296 instead of c_parser_expression_conv, if original_code isn't one of the
18297 4 allowed comparison codes, fail.
18299 2009-03-23 Richard Guenther <rguenther@suse.de>
18301 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18302 * tree.h (struct tree_type): Likewise.
18303 * reload.h (struct insn_chain): Likewise.
18304 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18305 * function.h (struct function): Likewise.
18306 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18308 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18310 PR tree-optimization/39516
18311 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18313 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18315 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18316 should be set true if BITS_PER_WORD of target is bigger than 32
18318 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18320 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18321 Translate -B-options to -rpath-link. Correct existing
18322 rpath-link and conditionalize on !nostdlib.
18324 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18326 * doc/extend.texi (Function Attributes, Variable Attributes):
18328 * doc/invoke.texi (Debugging Options, Optimize Options)
18329 (i386 and x86-64 Options, MCore Options): Likewise.
18331 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18334 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18335 it for block local namespace aliases.
18336 (gen_decl_die): Pass context_die to gen_namespace_die.
18338 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18341 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18342 minimum or maximum value.
18344 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18346 * reginfo.c (globalize_reg): Recompute derived reg sets.
18348 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18351 * libgcc2.c (mprotect): Do not use signed arguments for
18352 VirtualProtect, use DWORD arguments. Also fix the 'may
18353 be used uninitialized' warning for the np variable.
18355 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18358 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18359 functions using regparm calling conventions when not optimizing.
18360 (ix86_function_sseregparm): Similarly for sseregparm calling
18363 2009-03-19 Li Feng <nemokingdom@gmail.com>
18365 PR middle-end/39500
18366 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18367 dependence if the first conflict is after niter iterations.
18369 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18371 PR middle-end/38609
18372 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18373 functions with dynamic stack-pointer adjustments.
18375 2009-03-19 Ben Elliston <bje@au.ibm.com>
18377 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18378 option; change to -msdata=data.
18380 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18382 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18385 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18388 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18390 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18392 * doc/invoke.texi (Code Gen Options): Expand discussion of
18395 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18397 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18398 * matrix-reorg.c (struct matrix_info): Likewise.
18399 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18400 * rtl.h (struct mem_attrs): Likewise.
18401 * df.h (struct df): Likewise.
18402 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18403 * ira-int.h (struct ira_allocno): Likewise.
18404 * df-scan.c (struct df_collection_rec): Likewise.
18405 * ira.c (struct equivalence): Likewise.
18406 * function.c (struct temp_slot): Likewise.
18407 * cfgloop.h (struct loop): Likewise.
18410 * function.c (use_register_for_decl): When not optimizing, disregard
18411 register keyword for variables with types containing methods.
18413 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18415 PR middle-end/39447
18416 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18417 (is_simple_operand): Call contains_component_ref_p before calling data
18418 reference analysis that would fail on COMPONENT_REFs.
18420 * tree-vrp.c (search_for_addr_array): Fix formatting.
18422 2009-03-18 Richard Guenther <rguenther@suse.de>
18424 * tree-vect-transform.c (vect_loop_versioning): Fold the
18425 generated comparisons.
18426 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18427 (slpeel_tree_peel_loop_to_edge): Likewise.
18429 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18431 PR middle-end/37805
18432 * opts.c (print_specific_help): In addition to `undocumented',
18433 accept `separate' and `joined' flags if passed alone. Describe
18434 output by the first matched one of those.
18435 (common_handle_option): Skip over empty strings.
18436 * gcc.c (display_help): Fix help string for `--help='.
18437 * doc/invoke.texi (Option Summary, Overall Options): With
18438 `--help=', classes and qualifiers can both be repeated, but
18439 only the latter can be negated. One should not pass only
18440 negated qualifiers. Fix markup and examples.
18443 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18444 PR middle-end/37805
18445 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18446 and -fhelp=separate.
18448 2009-03-17 Jing Yu <jingyu@google.com>
18450 PR middle-end/39378
18451 * function.h (struct rtl_data): Move is_thunk from here...
18452 (struct function): ...to here.
18453 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18454 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18456 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18458 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18459 (alpha_output_function_end_prologue): Likewise.
18460 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18461 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18462 (rs6000_output_function_epilogue): Likewise.
18463 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18465 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18468 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18469 from different units in a single alternative.
18470 (*truncdfsf_i387): Ditto.
18471 (*truncxfsf2_mixed): Ditto.
18472 (*truncxfdf2_mixed): Ditto.
18474 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18476 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18477 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18480 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18481 unused non-artificial variables when not optimizing.
18484 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18485 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18486 NAMESPACE_DECL in its DECL_INITIAL.
18488 PR middle-end/39443
18489 * optabs.c (set_user_assembler_libfunc): New function.
18490 * expr.h (set_user_assembler_libfunc): New prototype.
18491 * c-common.c: Include libfuncs.h.
18492 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18493 for memcmp, memset, memcpy, memmove and abort.
18494 * Makefile.in (c-common.o): Depend on libfuncs.h.
18497 * dwarf2out.c (gen_inlined_enumeration_type_die,
18498 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18499 gen_tagged_type_instantiation_die): Removed.
18500 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18503 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18506 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18508 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18509 (check-parallel-%): Ditto.
18510 (check-consistency): Ditto.
18512 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18514 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18515 local variable rhs by NULL_TREE.
18517 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18520 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18522 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18525 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18527 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18530 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18531 for ms->sysv ABI calls only in 64bit mode.
18533 * config/i386/i386.md (untyped_call): Support 32bit.
18535 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18537 * doc/extend.texi: Replace x86_65 with x86_64.
18539 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18541 PR tree-optimization/39455
18542 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18543 mismatches for POINTER_TYPE_P (type).
18544 (number_of_iterations_le): Likewise.
18546 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18548 * config/picochip/picochip.c: Removed profiling support.
18549 * config/picochip/picochip.md: Removed profiling instruction.
18550 * config/picochip/picochip.h: Removed profiling builtin.
18552 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18554 * doc/install.texi (--with-host-libstdcxx): Document.
18556 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18559 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18560 generate a warning if the function name does not begin with
18561 "__vector" and the function has either the 'signal' or 'interrupt'
18562 attribute, from here to ...
18563 (avr_declare_function_name): ...here. New function.
18564 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18565 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18567 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18570 * cse.c (fold_rtx): Don't modify original const_arg1 when
18571 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18572 separate variable instead.
18573 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18574 from out of range shift counts.
18575 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18577 2009-03-13 Catherine Moore <clm@codesourcery.com>
18579 * config/i386/x-mingw32 (host-mingw32.o): Replace
18580 diagnostic.h with $(DIAGNOSTIC_H).
18582 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18585 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18587 * config/i386/sync.md (sync_compare_and_swap<mode>,
18588 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18589 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18591 (sync_double_compare_and_swapdi_pic,
18592 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18593 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18595 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18598 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18600 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18603 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18604 (avx_addsubv4df3): Likewise.
18605 (*avx_addsubv4sf3): Likewise.
18606 (sse3_addsubv4sf3): Likewise.
18608 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18611 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18613 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18616 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18617 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18618 registers for allocnos created from user-defined variables.
18620 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18623 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18624 of non-integer mode as well.
18626 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18628 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18629 for functions for which the parameter types are unknown.
18631 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18634 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18635 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18636 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18637 * config/i386/i386.c (ix86_local_alignment): For
18638 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18639 long long variables on the stack to avoid dynamic realignment.
18640 Allow the first argument to be a decl rather than type.
18641 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18643 2009-03-11 Nick Clifton <nickc@redhat.com>
18646 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18648 Add description to mno-lsim option.
18649 * config/mcore/mcore.h: Remove comment about deprecated m4align
18651 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18652 * doc/invoke.texi: Add description of mno-lsim and
18653 mstack-increment options.
18655 * config/fr30/fr30.opt: Document the -mno-lsim option.
18656 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18657 and -mno-lsim options.
18659 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18661 * fold-const.c (fold_comparison): Only call fold_inf_compare
18662 if the mode supports infinities.
18664 2009-03-11 Jason Merrill <jason@redhat.com>
18667 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18668 end already did. Notice GIMPLE_CALL modifications of the result.
18669 Don't copy debug information from an ignored decl or a decl from
18672 2009-03-10 Richard Guenther <rguenther@suse.de>
18673 Nathan Froyd <froydnj@codesourcery.com>
18675 PR middle-end/37850
18676 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18677 (__divMODE3): Likewise.
18679 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18681 PR tree-optimization/39394
18682 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18683 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18685 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18687 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18688 inline asms for register asm ("") declarations.
18690 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18692 * fold-const.c (fold_unary): Fix comment.
18694 2009-03-07 Jan Hubicka <jh@suse.cz>
18697 * tree-inline.c (setup_one_parameter): Do replacement of const
18698 argument by constant in SSA form.
18700 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18702 PR middle-end/38028
18703 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18704 determine alignment passed to assign_stack_local.
18705 (assign_parms_unsplit_complex): Likewise.
18706 * except.c (sjlj_build_landing_pads): Likewise.
18708 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18710 PR middle-end/39360
18711 * tree-flow.h (add_referenced_var): Return bool instead of void.
18712 * tree-dfa.c (add_referenced_var): Return result of
18713 referenced_var_check_and_insert call.
18714 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18715 of referenced_var_check_and_insert.
18718 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18719 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18720 DIE, don't emit it if abstract origin already has it.
18721 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18722 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18724 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18726 * genpreds.c (needs_variable): Fix parentheses at variable name
18728 (write_tm_constrs_h): Indent generated code.
18730 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18732 * doc/extend.texi (Function Attributes): Add documentation
18733 for isr attributes.
18735 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18738 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18739 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18741 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18743 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18746 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18749 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18750 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18752 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18754 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18755 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18756 constants instead of magic numbers.
18757 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18759 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18760 (x86_64_ms_abi_int_parameter_registers): Ditto.
18761 (x86_64_int_return_registers): Ditto.
18762 (ix86_maybe_switch_abi): Ditto.
18763 (ix86_expand_call): Ditto for clobbered_registers array.
18764 (ix86_hard_regno_mode_ok): Ditto.
18765 (x86_extended_QIreg_mentioned_p): Ditto.
18767 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18769 PR tree-optimization/39349
18770 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18772 * combine.c (gen_lowpart_for_combine): Use omode when generating
18775 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18777 PR rtl-optimization/39235
18778 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18780 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18782 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18784 2009-03-04 Richard Guenther <rguenther@suse.de>
18786 PR tree-optimization/39362
18787 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18788 that occur in abnormal PHIs should be varying.
18790 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18792 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18794 (simple_iv): Take loop as an argument instead of statement.
18795 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18796 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18798 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18800 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18801 * matrix-reorg.c (analyze_transpose): Ditto.
18802 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18803 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18804 * tree-predcom.c (ref_at_iteration): Ditto.
18805 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18807 2009-03-04 Richard Guenther <rguenther@suse.de>
18809 PR tree-optimization/39358
18810 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18811 escaped_id and callused_id.
18812 (solve_graph): Likewise.
18814 2009-03-04 Richard Guenther <rguenther@suse.de>
18816 PR tree-optimization/39339
18817 * tree-sra.c (try_instantiate_multiple_fields): Make it
18818 no longer ICE on the above.
18820 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18822 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18823 that fits within Pmode.
18825 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18827 PR middle-end/10109
18828 * tm.texi (LIBCALL_VALUE): Update description.
18830 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18832 PR middle-end/34443
18833 * doc/extend.texi (section): Update description.
18835 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18837 PR middle-end/39345
18838 * tree-inline.c (remapped_type): New.
18839 (can_be_nonlocal): Call remapped_type instead of remap_type.
18841 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18844 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18845 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18847 2009-03-03 Richard Guenther <rguenther@suse.de>
18849 PR middle-end/39272
18850 * tree.c (tree_nonartificial_location): New function.
18851 * tree.h (tree_nonartificial_location): Declare.
18852 * builtins.c (expand_builtin_memory_chk): Provide location
18853 of the call location for artificial function pieces.
18854 (maybe_emit_chk_warning): Likewise.
18855 (maybe_emit_sprintf_chk_warning): Likewise.
18856 (maybe_emit_free_warning): Likewise.
18857 * expr.c (expand_expr_real_1): Likewise.
18859 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18861 PR tree-optimization/39343
18862 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18863 COMPONENT_REF t has ARRAY_TYPE.
18865 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18867 PR middle-end/39335
18868 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18869 when the type precision of the induction variable should be
18870 larger than the type precision of nit.
18871 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18872 * graphite.c (graphite_loop_normal_form): Same.
18873 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18875 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18877 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18878 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18879 numbers to describe clobbered registers.
18880 (*call_value_0_rex64_ms_sysv): Ditto.
18881 * config/i386/mmx.md (mmx_emms): Ditto.
18882 (mmx_femms): Ditto.
18884 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18886 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18889 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18891 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18892 (spu_section_type_flags): New function.
18894 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18896 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18897 reg_class_contents of FLOAT_REGS into a temporary.
18899 2009-03-02 Richard Guenther <rguenther@suse.de>
18900 Ira Rosen <irar@il.ibm.com>
18902 PR tree-optimization/39318
18903 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18904 information to the vectorized statement.
18906 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18909 variable. Use defined names instead of magic constants for REX SSE
18912 2009-03-01 Richard Guenther <rguenther@suse.de>
18914 PR tree-optimization/39331
18915 * omp-low.c (lower_send_shared_vars): Do not receive new
18916 values for the reference of DECL_BY_REFERENCE parms or results.
18918 2009-03-01 Jan Hubicka <jh@suse.cz>
18921 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18922 BLOCK_NONLOCALIZED_VAR): New macros.
18923 (tree_block): Add nonlocalized_vars.
18924 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18925 gen_decl_die): Add origin argument. Allow generation of die with
18926 origin at hand only.
18927 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18928 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18930 (gen_block_die): Fix checking for unused blocks.
18931 (process_scope_var): Break out from .... ; work with origins only.
18932 (decls_for_scope) ... here; process nonlocalized list.
18933 (dwarf2out_ignore_block): Look for nonlocalized vars.
18934 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18936 (dump_scope_block): Dump them.
18937 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18938 (remap_block): Likewise.
18939 (can_be_nonlocal): New predicate.
18940 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18942 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18944 * configure: Regenerate.
18946 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18948 * optc-gen.awk: No need to duplicate option flags twice.
18949 Reuse help texts for duplicate options which do not have any.
18951 * gcc.c (display_help): Document --version.
18953 * gcc.c (main): If print_help_list and verbose_flag, ensure
18954 driver output comes before subprocess output.
18956 * optc-gen.awk: Assign all remaining fields to help string,
18957 space-separated, for multi-line help in *.opt.
18959 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18960 -Wno-pedantic-ms-format is for MinGW targets only.
18962 * doc/options.texi (Option file format): Fix bad indentation,
18963 restoring dropped sentence.
18965 2009-02-28 Jan Hubicka <jh@suse.cz>
18967 * tree-inline.c (tree_function_versioning): Output debug info.
18969 2009-02-28 Jan Hubicka <jh@suse.cz>
18972 * tree-inline.c (setup_one_parameter): Do not copy propagate
18973 arguments when not optimizing.
18975 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18978 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18979 (avx_addsubv4df3): Likewise.
18980 (*avx_addsubv4sf3): Likewise.
18981 (sse3_addsubv4sf3): Likewise.
18982 (*avx_addsubv2df3): Likewise.
18983 (sse3_addsubv2df3): Likewise.
18984 (avx_unpckhps256): Correct item selectors.
18985 (avx_unpcklps256): Likewise.
18986 (avx_unpckhpd256): Likewise.
18987 (avx_unpcklpd256): Likewise.
18989 2009-02-28 Jan Hubicka <jh@suse.cz>
18991 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18993 (copy_arguments_for_versioning): If var is declared don't declare it.
18994 (tree_function_versioning): First setup substitutions and then copy
18997 2009-02-27 Jan Hubicka <jh@suse.cz>
19000 * cgraph.h (varpool_output_debug_info): Remove.
19001 * cgraphunit.c (varpool_output_debug_info): Remove.
19002 * dwarf2out.c (deferred_locations_struct): New struct
19003 (deferred_locations): New type.
19004 (deferred_locations_list): New static var.
19005 (deffer_location): New function.
19006 (gen_variable_die): Use it.
19007 (decls_for_scope): Output info on local static vars.
19008 (dwarf2out_finish): Process deferred locations.
19009 * varpool.c (varpool_output_debug_info): Remove.
19011 2009-02-27 Jan Hubicka <jh@suse.cz>
19014 * tree.h (TREE_PROTECTED): Fix comment.
19015 (BLOCK_HANDLER_BLOCK): Remove.
19016 (struct tree_block): Remove handler_block add body_block.
19017 (inlined_function_outer_scope_p): New.
19018 (is_body_block): Remove.
19019 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19020 * dwarf2out.c (is_inlined_entry_point): Remove.
19021 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19022 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19024 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19025 * gimplify.c (gimplify_expr): Gimplify body blocks.
19026 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19027 block with multiple subblocks.
19028 (dump_scope_block): Prettier output; dump more flags and info.
19029 (dump_scope_blocks): New.
19030 (remove_unused_locals): Use dump_scope_blocks.
19031 * tree-flow.h (dump_scope_blocks): Declare.
19032 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19033 * stmt.c (is_body_block): Remove.
19034 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19035 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19037 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19039 PR middle-end/39308
19040 * graphite.c (graphite_loop_normal_form): Do not call
19041 number_of_iterations_exit from a gcc_assert.
19043 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19045 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19046 jumps if COND is NULL.
19047 (find_cond_jump): New function.
19048 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19049 * config/s390/s390.md: Remove z10_cobra attribute value.
19051 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19053 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19054 force_const_mem returns NULL_RTX.
19056 2009-02-26 Jan Hubicka <jh@suse.cz>
19059 * cgraph.h (varpool_output_debug_info): Remove.
19060 * cgraphunit.c (varpool_output_debug_info): Remove.
19061 * dwarf2out.c (deferred_locations_struct): New struct
19062 (deferred_locations): New type.
19063 (deferred_locations_list): New static var.
19064 (deffer_location): New function.
19065 (gen_variable_die): Use it.
19066 (decls_for_scope): Output info on local static vars.
19067 (dwarf2out_finish): Process deferred locations.
19068 * varpool.c (varpool_output_debug_info): Remove.
19070 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19072 PR rtl-optimization/39241
19073 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19074 to subreg_offset_representable_p.
19076 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19078 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19079 execute function prototype. Get f and nregs from max_reg_num
19080 and get_insns. Remove the first backward pass as it's dead,
19081 guard the forward pass by flag_expensive_optimizations.
19082 (rest_of_handle_regmove): Delete.
19083 (pass_regmove): Replace it with regmove_optimize.
19085 2009-02-25 Martin Jambor <mjambor@suse.cz>
19087 PR tree-optimization/39259
19088 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19089 calls_alloca function flags.
19090 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19091 calls are detected.
19093 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19095 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19096 flags_set_1_rtx, flags_set_1_set): Delete.
19097 (regmove_optimize): Do not call mark_flags_life_zones.
19099 2009-02-24 Julian Brown <julian@codesourcery.com>
19102 * config/arm/arm.c (require_pic_register): Only set
19103 cfun->machine->pic_reg once per function.
19105 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19107 * doc/invoke.texi (Link Options): Document an easier way to pass
19108 options that take arguments to the GNU linker using -Xlinker and -Wl.
19110 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19113 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19115 2009-02-24 Richard Guenther <rguenther@suse.de>
19118 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19120 2009-02-24 Richard Guenther <rguenther@suse.de>
19121 Zdenek Dvorak <ook@ucw.cz>
19123 PR tree-optimization/39233
19124 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19125 from converting them to a generic type.
19127 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19129 PR tree-optimization/39260
19130 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19131 contains a condition with a real type.
19132 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19134 2009-02-23 Jason Merrill <jason@redhat.com>
19137 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19138 narrowing_initializer_constant_valid_p.
19139 (narrowing_initializer_constant_valid_p): Don't return
19140 null_pointer_node for adding a pointer to itself.
19142 2009-02-23 Jan Hubicka <jh@suse.cz>
19145 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19148 2009-02-23 Jan Hubicka <jh@suse.cz>
19150 PR tree-optimization/37709
19151 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19152 * tree.h (block_ultimate_origin): Declare.
19153 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19154 * tree-ssa-live.c (remove_unused_scope_block_p):
19155 Eliminate blocks containig no instructions nor live variables nor
19157 (dump_scope_block): New function.
19158 (remove_unused_locals): Enable removal of dead blocks by default;
19159 enable dumping at TDF_DETAILS.
19161 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/i386.c (classify_argument): Don't allow COImode
19165 (function_arg_advance_32): Don't allow OImode.
19166 (function_arg_32): Likewise.
19167 (function_value_32): Likewise.
19168 (return_in_memory_32): Likewise.
19169 (function_arg_64): Remove OImode comment.
19171 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19174 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19175 ix86_expand_vector_set for V4DImode in 64bit mode only.
19176 (ix86_expand_vector_init_one_var): Likewise.
19178 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19180 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19182 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19185 * loop-iv.c: Revert last change.
19186 * emit-rtl.c: Likewise.
19188 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19191 * config/i386/i386.c (type_natural_mode): Remove an extra
19192 space in the warning message.
19193 (function_value_32): Handle 32-byte vector modes.
19194 (return_in_memory_32): Likewise.
19196 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19198 * loop-iv.c (truncate_value): New function.
19199 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19201 (lowpart_subreg): Move to...
19202 * emit-rtl.c: ...here.
19204 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19206 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19207 accidental and undocumented change at revision 140860.
19209 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19211 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19212 take gimple_seq * arguments.
19213 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19214 types_compatible_p langhook.
19216 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19217 Joseph Myers <joseph@codesourcery.com>
19219 * config/arm/arm.c (arm_builtin_va_list): New function.
19220 (arm_expand_builtin_va_start): Likewise.
19221 (arm_gimplify_va_arg_expr): Likewise.
19222 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19223 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19224 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19225 (va_list_type): New variable.
19226 (arm_mangle_type): Mangle va_list_type appropriately.
19228 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19230 PR middle-end/39157
19231 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19232 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19233 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19234 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19235 parameter to 1000 for -O1 by default.
19236 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19238 * loop-invariant.c: Include params.h.
19239 (move_loop_invariants): Don't call move_single_loop_invariants on
19242 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19244 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19245 offset when calculating bounds for indexing stack_usage_map. Fixes
19246 a buffer overflow with certain target setups.
19248 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19251 * calls.c (expand_call): Clear try_tail_call if caller and callee
19252 disagree in promotion of function return value.
19254 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19257 * c-common.c (c_determine_visibility): If visibility changed and
19258 DECL_RTL has been already set, call make_decl_rtl to update symbol
19261 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19264 * varasm.c (assemble_variable): Don't check DECL_NAME when
19265 globalizing a variable.
19267 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19270 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19271 expression before any __builtin_trap call.
19272 * c-typeck.c (build_function_call): Convert and check function
19273 arguments before generating a call to a trap. Evaluate the
19274 function arguments before the trap.
19276 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19279 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19280 (UNSPEC_FXAM_MEM): New unspec.
19281 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19282 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19283 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19285 2009-02-19 Richard Guenther <rguenther@suse.de>
19287 PR tree-optimization/39207
19288 PR tree-optimization/39074
19289 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19290 storedanything_tree): New.
19291 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19292 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19293 (build_succ_graph): Add edges from STOREDANYTHING to all
19295 (init_base_vars): Initialize STOREDANYTHING.
19296 (compute_points_to_sets): Free substitution info after
19297 building the succ graph.
19298 (ipa_pta_execute): Likewise.
19300 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19302 (do_ds_constraint): Do not add to special var or non-pointer
19304 (type_could_have_pointers): Split out from ...
19305 (could_have_pointers): ... here. For arrays use the element type.
19306 (create_variable_info_for): Initialize may_have_pointers.
19307 (new_var_info): Likewise.
19308 (handle_lhs_call): Make the HEAP variable unknown-sized.
19309 (intra_create_variable_infos): Use a type with pointers for
19310 PARM_NOALIAS, make it unknown-sized.
19312 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19315 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19317 2009-02-18 Jason Merrill <jason@redhat.com>
19320 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19321 value if DECL_EXTERNAL.
19322 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19323 * target.h (gcc_target::binds_local_p): Clarify "module".
19324 * tree.h (TREE_PUBLIC): Clarify "module".
19326 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19329 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19330 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19332 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19335 * c.opt (Wabi): Support C and ObjC.
19338 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19340 * config/i386/i386.c (classify_argument): Warn once about the ABI
19341 change when passing union with long double.
19343 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19345 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19348 * c-parser.c (c_parser_compound_statement): Always enter and leave
19351 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19354 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19356 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19358 PR tree-optimization/36922
19359 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19360 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19363 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19365 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19368 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19370 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19372 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19374 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19377 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19378 Richard Sandiford <rdsandiford@googlemail.com>
19380 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19381 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19382 (loongson_biadd): ...this.
19384 2009-02-17 Richard Guenther <rguenther@suse.de>
19386 PR tree-optimization/39202
19387 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19388 a var make sure to follow existing collapses.
19390 2009-02-17 Richard Guenther <rguenther@suse.de>
19392 PR middle-end/39214
19393 * langhooks.c (lhd_print_error_function): Check for NULL block.
19395 2009-02-17 Richard Guenther <rguenther@suse.de>
19397 PR tree-optimization/39204
19398 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19401 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19403 * config/soft-fp/double.h: Update from glibc CVS.
19405 2009-02-17 Richard Guenther <rguenther@suse.de>
19407 PR tree-optimization/39207
19408 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19409 strict-aliasing warnings for pointers pointing to NULL.
19411 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19414 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19415 skipping until next close brace.
19417 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19420 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19421 to function argument boundary.
19423 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19425 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19426 in the lea_add. Reload eventually constraints it properly.
19427 * config/picochip/constraints.md: Remove the target constraint
19428 "b", since it is not needed anymore.
19430 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19432 * gthr-dce.h: Uglify function parameter and local variable names.
19433 * gthr-gnat.h: Likewise.
19434 * gthr-mipssde.h: Likewise.
19435 * gthr-nks.h: Likewise.
19436 * gthr-posix95.h: Likewise.
19437 * gthr-posix.h: Likewise.
19438 * gthr-rtems.h: Likewise.
19439 * gthr-single.h: Likewise.
19440 * gthr-solaris.h: Likewise.
19441 * gthr-tpf.h: Likewise.
19442 * gthr-vxworks.h: Likewise.
19443 * gthr-win32.h: Likewise.
19445 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19448 * config/i386/i386.md: Restrict the new peephole2 to move
19449 between MMX/SSE registers.
19451 2009-02-15 Richard Guenther <rguenther@suse.de>
19454 2009-02-13 Richard Guenther <rguenther@suse.de>
19456 * configure.ac: Enable LFS.
19457 * configure: Re-generate.
19458 * config.in: Likewise.
19460 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19462 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19463 spu_srqwbyte, spu_srqwbytebc): Define.
19464 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19465 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19466 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19467 "shrqby_<mode>"): New insn-and-split patterns.
19468 * config/spu/spu.c (expand_builtin_args): Determine and return
19469 number of operands using spu_builtin_description data.
19470 (spu_expand_builtin_1): Use it.
19472 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19475 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19478 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19481 * config/i386/i386.c (override_options): Correct warning
19482 messages for -malign-loops, -malign-jumps and -malign-functions.
19484 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19487 * config/i386/i386.md: Restrict the new peephole2 to move
19488 between the general purpose registers.
19490 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19493 * config/i386/i386.c (type_natural_mode): Add a new argument.
19494 Return the original mode and warn ABI change if vector size is 32byte.
19495 (function_arg_advance): Updated.
19496 (function_arg): Likewise.
19497 (ix86_function_value): Likewise.
19498 (ix86_return_in_memory): Likewise.
19499 (ix86_sol10_return_in_memory): Likewise.
19500 (ix86_gimplify_va_arg): Likewise.
19501 (function_arg_32): Don't warn ABX ABI change here.
19502 (function_arg_64): Likewise.
19504 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19506 * loop-iv.c (implies_p): In the final case, test that operands 0
19507 of the two comparisons match.
19509 * config/bfin/bfin.c (find_prev_insn_start): New function.
19510 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19511 (find_next_insn_start): Move.
19513 2009-02-13 Richard Guenther <rguenther@suse.de>
19515 * configure.ac: Enable LFS.
19516 * configure: Re-generate.
19517 * config.in: Likewise.
19519 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19522 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19523 sizes on syntax error after some arguments have been parsed.
19525 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19527 * doc/invoke.texi (-fira): Remove.
19529 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19531 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19532 * recog.c: Likewise.
19535 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19537 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19538 (umul_ppmm): Likewise.
19539 (count_leading_zeros): Likewise.
19540 (count_trailing_zeros): Likewise.
19541 (UMUL_TIME): Likewise.
19543 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19545 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19546 soft-fp/t-softfp to tmake_file.
19548 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19549 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19550 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19551 IA64_BUILTIN_INFQ]: New.
19552 (ia64_init_builtins): Initialize __builtin_infq,
19553 __builtin_fabsq and __builtin_copysignq if not HPUX.
19554 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19555 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19557 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19559 (__fixtfti): Likewise.
19560 (__fixunstfti): Likewise.
19561 (__floattitf): Likewise.
19563 * config/ia64/libgcc-glibc.ver: New.
19564 * config/ia64/t-fprules-softfp: Likewise.
19565 * config/ia64/sfp-machine.h: Likewise.
19567 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19568 (LIBGCC2_TF_CEXT): Likewise.
19569 (TF_SIZE): Likewise.
19570 (TARGET_INIT_LIBFUNCS): Likewise.
19572 * config/ia64/t-glibc (SHLINB_MAPFILES):
19573 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19575 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19577 * config/i386/i386.c (construct_container): Rewrite processing
19578 BLKmode with X86_64_SSE_CLASS.
19580 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19583 * config/i386/i386.md: Replace simplify_replace_rtx with
19584 replace_rtx in the new peephole2.
19586 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19588 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19589 loop unrolling do not happen at -O2.
19591 2009-02-12 Michael Matz <matz@suse.de>
19593 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19595 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19597 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19600 2009-02-12 Ben Elliston <bje@au.ibm.com>
19602 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19603 patterns when updating the back chain. Missed in the 2009-02-10
19606 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19608 * doc/extend.texi (Decimal Floating Types): Update identifier of
19609 draft TR and list of missing support.
19611 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19613 PR middle-end/39154
19614 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19615 bit to variable length decl's flags, add it also to its
19616 pointer replacement variable.
19618 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19619 Jakub Jelinek <jakub@redhat.com>
19622 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19623 (memory_blockage): New expander.
19624 (*memory_blockage): New insn pattern.
19625 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19626 instead of general blockage at the end of function prologue when
19627 frame pointer is used to access red zone area. Do not emit blockage
19628 when profiling, it is emitted in generic code.
19629 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19630 function epilogue when frame pointer is used to access red zone area.
19632 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19635 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19636 by arithmetic with memory operands.
19637 * config/i386/predicates.md (commutative_operator): New.
19639 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19641 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19644 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19646 * alias.h (record_alias_subset): Declare.
19647 * alias.c (record_alias_subset): Make global.
19649 2009-02-10 Nick Clifton <nickc@redhat.com>
19651 * tree-parloops.c: Change license to GPLv3.
19652 * ipa-struct-reorg.c: Change license to GPLv3.
19653 * ipa-struct-reorg.h: Change license to GPLv3.
19655 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19658 * c-decl.c (start_struct): Return NULL on error.
19660 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19662 PR middle-end/39124
19663 * cfgloopmanip.c (remove_path): Call remove_bbs after
19664 cancel_loop_tree, not before it.
19667 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19668 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19669 VAR_DECLs were seen.
19670 * tree-ssa-live.c (remove_unused_locals): Recompute
19671 cfun->has_local_explicit_reg_vars.
19672 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19673 copies or clearings if cfun->has_local_explicit_reg_vars.
19675 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19678 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19679 of function prologue when frame pointer is used to access
19682 2009-02-10 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/39127
19685 * gimplify.c (gimple_regimplify_operands): Always look if
19686 we need to create a temporary.
19688 2009-02-10 Richard Guenther <rguenther@suse.de>
19690 PR tree-optimization/39132
19691 * tree-loop-distribution.c (todo): New global var.
19692 (generate_memset_zero): Trigger TODO_rebuild_alias.
19693 (tree_loop_distribution): Return todo.
19695 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19698 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19699 (x86_64_reg_class_name): Removed.
19700 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19701 first one isn't X86_64_SSE_CLASS or any other ones aren't
19702 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19703 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19704 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19705 and 3 X86_64_SSEUP_CLASS.
19706 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19707 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19709 2009-02-10 Ben Elliston <bje@au.ibm.com>
19711 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19712 form instruction to update the stack back chain word, even if the
19713 user has disabled the generation of update instructions.
19714 (movdi_<mode>_update_stack): New.
19715 (movsi_update_stack): Likewise.
19716 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19717 always use an update form instruction to update the stack back
19720 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19722 PR middle-end/38953
19723 * graphite.c (if_region_set_false_region): After moving a region in
19724 the false branch of a condition, remove the empty dummy basic block.
19725 (gloog): Remove wrong fix for PR38953.
19727 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19729 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19730 generation due to implicit sign extension.
19732 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19734 PR middle-end/38981
19735 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19736 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19738 2009-02-09 Richard Guenther <rguenther@suse.de>
19740 PR middle-end/35202
19741 * convert.c (convert_to_real): Disable (float)fn((double)x)
19742 to fnf(x) conversion if errno differences may occur and
19743 -fmath-errno is set.
19745 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19747 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19748 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19749 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19751 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19754 * c-common.c (handle_alias_attribute): Disallow attribute for
19755 anything not a FUNCTION_DECL or VAR_DECL.
19757 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19760 * real.c (do_compare): Special-case compare of zero against
19761 decimal float value.
19763 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19766 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19767 as indicating flexible array members unless the field itself is
19768 being declarared as the incomplete array.
19770 2009-02-06 Jan Hubicka <jh@suse.cz>
19772 PR tree-optimization/38844
19773 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19774 is already inlined.
19776 2009-02-06 Richard Guenther <rguenther@suse.de>
19778 PR middle-end/38977
19779 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19780 fork because we may expand it as __gcov_fork.
19782 2009-02-06 Nick Clifton <nickc@redhat.com>
19784 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19786 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19788 PR tree-optimization/35659
19789 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19790 vn_phi_eq): Shortcut if hashcode does not match.
19791 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19793 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19794 and avoid iterative_hash_expr.
19795 (FOR_EACH_VALUE_ID_IN_SET): New.
19796 (value_id_compare): Remove.
19797 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19798 sort expressions by value id.
19800 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19803 * config/sh/predicates.md (general_movsrc_operand): Don't check
19804 the subreg of system registers here.
19806 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19809 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19810 on the copied decl.
19812 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19814 PR rtl-optimization/39110
19815 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19816 addresses, not aligned ones.
19818 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19819 Richard Guenther <rguenther@suse.de>
19821 PR tree-optimization/39100
19822 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19823 comment says and add edges.
19825 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19828 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19829 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19831 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19833 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19834 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19835 register_bb_in_sese, new_sese, free_sese): Moved.
19836 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19837 outermost_loop_in_scop, build_scop_iteration_domain,
19838 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19839 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19840 Use loop_in_sese_p instead of loop_in_scop_p.
19841 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19842 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19843 (scopdet_basic_block_info): Fix bug in scop detection.
19844 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19845 eq_loop_to_cloog_loop): Remove.
19846 (nb_loops_around_loop_in_scop, nb_loop
19847 ref_nb_loops): Moved here...
19848 * graphite.h (ref_nb_loops): ... from here.
19849 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19850 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19851 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19852 * testsuite/gcc.dg/graphite/scop-19.c: New
19854 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19855 Hans-Peter Nilsson <hp@axis.com>
19857 PR rtl-optimization/37889
19858 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19859 Move offset handling from PLUS to before the switch. Use new
19860 arguments when considering SYMBOL_REFs too.
19861 (rtx_addr_can_trap_p): Pass dummy offset and size.
19862 (enum may_trap_p_flags): Remove.
19863 (may_trap_p_1): Pass size from MEM_SIZE.
19865 PR rtl-optimization/38921
19866 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19867 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19868 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19869 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19871 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19873 AVX Programming Reference (January, 2009)
19874 * config/i386/sse.md (*vpclmulqdq): New.
19876 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19878 PR tree-optimization/38977
19879 PR gcov-profile/38292
19880 * calls.c (special_function_p): Disregard __builtin_ prefix.
19882 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19884 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19885 non-indexable addresses even before reload.
19887 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19890 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19891 as having variable size. Do not give an error for unnamed
19892 parameters with [*] declarators. Give a warning for type names
19893 with [*] declarators and mark them as variable size.
19894 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19895 for sizeof applied to [*] type names.
19897 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19900 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19902 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19904 * gcc.c (process_command): Update copyright notice dates.
19905 * gcov.c (print_version): Likewise.
19906 * gcov-dump.c (print_version): Likewise.
19907 * mips-tfile.c (main): Likewise.
19908 * mips-tdump.c (main): Likewise.
19910 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19913 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19914 for composite type involving a zero-length array type.
19916 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19919 * function.c (match_asm_constraints_1): Skip over
19920 initial optional % in the constraint.
19922 PR inline-asm/39059
19923 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19924 supported, don't accept FIXED_CSTs.
19925 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19926 and _Sat is used without _Fract/_Accum. Set specs->type to
19927 integer_type_node for cts_fract/cts_accum if fixed point is not
19930 2009-02-02 Catherine Moore <clm@codesourcery.com>
19932 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19934 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19936 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19937 (ABI_HAS_64BIT_SYMBOLS): Use it.
19938 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19940 2009-02-02 Paul Brook <paul@codesourcery.com>
19942 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19944 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19946 PR inline-asm/39058
19947 * recog.h (asm_operand_ok): Add constraints argument.
19948 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19949 recurse on matching constraint.
19950 (check_asm_operands): Pass constraints as 3rd argument to
19951 asm_operand_ok. Don't look up matching constraint here.
19952 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19955 2009-02-02 Ben Elliston <bje@au.ibm.com>
19957 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19958 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19960 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19962 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19963 information. Remove some obsolete information. Reorganize.
19965 * config/pa/fptr.c: Revert license to GPL 2.
19966 * config/pa/milli64.S: Likewise.
19968 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19971 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19972 LIBRARY name in, instead of hard-coding it.
19973 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19974 extra target make frag to tmake_files according to EH model.
19975 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19976 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19977 frags that define makefile variable EH_MODEL appropriately.
19978 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19979 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19980 to "-sjlj" according to type of EH configured.
19981 (LIBGCC_SONAME): Concatenate it to shared library base name.
19982 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19983 to "_sjlj" according to type of EH configured.
19984 (LIBGCC_SONAME): Concatenate it to shared library base name.
19985 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19986 (SHLIB_LINK): Add missing semicolon to if-else construct.
19987 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19988 string value of "pe_dll" command-line option.
19989 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19990 (SHLIB_SONAME): Use it when overriding t-cygming default.
19991 (SHLIB_IMPLIB): Override t-cygming default.
19992 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19993 string value of "pe_dll" command-line option.
19995 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19998 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19999 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20001 2009-01-31 Richard Guenther <rguenther@suse.de>
20003 PR tree-optimization/38937
20004 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20005 computing the transitive closure.
20007 2009-01-30 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/39041
20010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20011 Propagate variable indices only if the types match for this stmt.
20013 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20016 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20017 inline but never defined.
20019 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20021 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20022 (*insv_h_di_reg_extimm): New insn.
20023 (*insv_l<mode>_reg_extimm): New insn.
20025 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20027 * config/picochip/picochip.c (flag_conserve_stack): set
20028 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20029 fconserve-stack. Reduce call-overhead used by inliner.
20031 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20034 * common.opt (flag_conserve_stack): Initialised to zero.
20036 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20039 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20040 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20043 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20045 * ira-color.c (allocno_reload_assign): Update comments.
20046 * regmove.c (regmove_optimize): Likewise.
20050 2009-01-29 Robert Millan <rmh@aybabtu.com>
20052 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20053 * config/i386/kopensolaris-gnu.h: New file. Undefine
20054 `MD_UNWIND_SUPPORT'.
20055 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20057 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20059 PR tree-optimization/39007
20060 * tree-loop-distribution.c (generate_builtin): Use
20061 recompute_dominator to compute the immediate dominator of the
20062 basic block just after the loop.
20064 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20066 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20067 (ASM_OUTPUT_DWARF_PCREL): Define.
20069 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20071 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20072 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20073 global. Modify entries about regmove and IRA.
20075 * ra-conflict.c: Remove the file.
20077 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20079 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20080 (pass_regclass_init): Rename to pass_reginfo_init.
20082 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20084 * toplev.h (flag_ira): Remove.
20086 * caller-save.c (setup_save_areas): Remove flag_ira.
20088 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20090 * global.c: Remove the file.
20092 * opts.c (decode_options): Remove flag_ira.
20094 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20096 * regmove.c: Modify file description.
20097 (find_use_as_address, try_auto_increment): Define them only if
20098 AUTO_INC_DEC is defined.
20099 (replacement_quality, replace_in_call_usage, fixup_match_1,
20100 stable_and_no_regs_but_for_p): Remove.
20101 (reg_set_in_bb): Make it static.
20102 (regmove_optimize): Remove flag_ira and code which worked for
20105 * local-alloc.c: Remove the file.
20107 * common.opt (fira): Remove.
20109 * ira.c: Include except.h.
20110 (eliminable_regset): Move from global.c.
20111 (mark_elimination): Ditto. Remove flag_ira.
20112 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20113 equiv_mem_modified, validate_equiv_mem_from_store,
20114 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20115 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20116 no_equiv, recorded_label_ref): Move from local-alloc.c.
20117 (update_equiv_regs): Ditto. Make it static.
20118 (print_insn_chain, print_insn_chains): Move it from global.c.
20119 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20120 (build_insn_chain): Ditto. Make it static.
20121 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20122 Rename to init_live_subregs.
20123 (gate_ira): Remove flag_ira.
20125 * regclass.c: Rename reginfo.c. Change file description.
20126 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20127 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20128 (init_reg_sets_1): Remove code for evaluation of
20129 reg_class_superclasses and losing_caller_save_reg_set.
20130 (init_regs): Remove init_reg_autoinc.
20131 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20132 ok_for_base_p_nonstrict): Remove.
20133 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20134 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20135 corresponding entries.
20136 (dump_regclass, record_operand_costs, scan_one_insn,
20137 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20138 record_address_regs, auto_inc_dec_reg_p): Remove.
20139 (gt-regclass.h): Rename to gt-reginfo.h.
20141 * rtl.h (dump_global_regs, retry_global_alloc,
20142 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20144 * Makefile.in (RA_H): Remove.
20145 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20146 Rename regclass.o to reginfo.o.
20147 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20149 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20150 (GTFILES): Rename regclass.c to reginfo.c.
20152 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20153 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20155 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20156 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20158 (finish_spills): Ditto. Remove code for !flag_ira.
20160 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20162 PR middle-end/35854
20163 * doc/invoke.texi (rtl debug options): Complete rewrite.
20164 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20166 * mode-switching.c (pass_mode_switching): Rename pass from
20167 "mode-sw" to "mode_sw".
20168 * except.c (pass_convert_to_eh_ranges): Rename pass from
20169 "eh-ranges" to "eh_ranges".
20170 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20174 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20175 Alexander Monakov <amonakov@ispras.ru>
20177 PR middle-end/38857
20178 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20180 (move_exprs_to_boundary): Change return type and pass through
20181 should_move from move_op. Relax assert. Update usage ...
20182 (schedule_expr_on_boundary): ... here. Use should_move instead of
20184 (move_op_orig_expr_found): Indicate that insn was disconnected from
20186 (code_motion_process_successors): Do not call after_merge_succs
20187 callback if original expression was not found when traversing any of
20189 (code_motion_path_driver): Change return type. Update prototype.
20190 (move_op): Update comment. Add a new parameter (should_move). Update
20191 prototype. Set *should_move based on indication provided by
20192 move_op_orig_expr_found.
20194 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20196 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20197 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20198 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20199 * config/rs6000/rs6000.c (rs6000_override_options): Default
20200 avoid-indexed-addresses on for Power6, off for everything else.
20201 (avoiding_indexed_address_p): New function.
20202 (rs6000_legitimize_address): Use it.
20203 (rs6000_legitimate_address): Likewise.
20204 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20206 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20208 PR tree-optimization/38997
20209 * tree-loop-distribution.c (generate_memset_zero): Use
20210 POINTER_PLUS_EXPR for a pointer addition.
20212 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20214 * config/s390/s390.md (bswap<mode>2): New pattern added.
20216 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20218 * config/s390/s390.md (*tls_load_31): Added type attribute.
20220 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20222 * config/s390/s390.md: Fix a few comments.
20224 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20226 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20227 (*tm<mode>_full): Fixed z10prop attribute.
20228 (*tst<mode>_extimm): Fixed z10prop attribute.
20229 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20230 (*tstqiCCT_cconly): Fixed z10prop attribute.
20231 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20232 (*movsi_larl): Fixed z10prop attribute.
20233 (*movsi_zarch): Fixed z10prop attribute.
20234 (*movsi_eas): Fixed z10prop attribute.
20235 (*movhi): Fixed z10prop attribute.
20236 (*movqi): Fixed z10prop attribute.
20237 (*movstrictqi): Fixed z10prop attribute.
20238 (*mov<mode>): Fixed z10prop attribute.
20239 (*movcc): Fixed z10prop attribute.
20240 (*sethighpartdi_64): Fixed z10prop attribute.
20241 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20242 (*negdi2_sign_cc): Fixed z10prop attribute.
20243 (*negdi2_sign): Fixed z10prop attribute.
20244 (*absdi2_sign_cc): Fixed z10prop attribute.
20245 (*absdi2_sign): Fixed z10prop attribute.
20246 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20247 (*negabsdi2_sign): Fixed z10prop attribute.
20248 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20249 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20250 (doloop_si64): Fixed z10prop attribute.
20251 (doloop_si31): Fixed z10prop attribute.
20252 (doloop_long): Fixed z10prop attribute.
20253 (indirect_jump): Fixed z10prop attribute.
20254 (nop): Fixed z10prop attribute.
20255 (main_base_64): Fixed z10prop attribute.
20256 (reload_base_64): Fixed z10prop attribute.
20258 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20260 PR rtl-optimization/38740
20261 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20263 * config/mips/mips.c (mips_reorg): Likewise.
20265 2009-01-28 Richard Guenther <rguenther@suse.de>
20267 PR tree-optimization/38926
20268 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20269 with the correct value id to a value.
20270 (do_regular_insertion): Use the value number of edoubleprime
20271 for the value number of the expr.
20274 2008-08-21 Richard Guenther <rguenther@suse.de>
20276 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20277 a PHI ask VN if it is already available.
20278 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20279 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20281 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20283 PR middle-end/38934
20284 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20285 set to varying whenever max has TREE_OVERFLOW set, similarly
20286 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20288 2009-01-28 Richard Guenther <rguenther@suse.de>
20290 PR middle-end/38908
20291 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20292 uninitialized aggregate uses in call arguments.
20294 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20296 PR tree-optimization/38984
20297 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20298 the nothing_id variable if -fno-delete-null-pointer-checks.
20300 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20303 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20304 (set_got_offset_rex64): Ditto.
20306 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20309 * doc/extend.texi: Improve local variable with asm reg.
20311 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20313 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20314 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20315 was not supplied then set warn_packed_bitfield_compat to the
20316 default value of 1.
20317 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20320 2009-01-27 Richard Guenther <rguenther@suse.de>
20322 PR tree-optimization/38503
20323 * cfgexpand.c (expand_gimple_basic_block): Ignore
20324 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20325 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20326 variables that cannot have TBAA applied.
20327 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20330 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20332 PR middle-end/38969
20333 * calls.c (initialize_argument_information): Do not wrap complex
20334 arguments in SAVE_EXPR.
20336 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20338 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20339 (INSTALL_LIBGCC): Revert typo commit.
20341 2009-01-26 Richard Guenther <rguenther@suse.de>
20343 PR tree-optimization/38745
20344 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20345 from special handling.
20347 2009-01-26 Richard Guenther <rguenther@suse.de>
20349 PR tree-optimization/38745
20350 * tree-ssa.c (execute_update_addresses_taken): Do not include
20351 variables that cannot possibly be a register in not_reg_needs.
20352 Do not clear TREE_ADDRESSABLE on vars that may not become
20354 * tree-ssa.c (update_alias_info_1): Include those in the set
20355 of addressable vars.
20357 2009-01-26 Richard Guenther <rguenther@suse.de>
20359 PR middle-end/38851
20360 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20361 * tree-ssa-dse.c: Include langhooks.h
20362 (execute_simple_dse): Remove stores with zero size.
20364 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20367 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20370 2009-01-24 Julian Brown <julian@codesourcery.com>
20372 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20373 config/arm/linux-atomic.c.
20374 * config/arm/linux-atomic.c: New.
20376 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20378 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20379 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20380 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20382 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20385 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20388 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20390 PR tree-optimization/38953
20391 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20392 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20393 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20394 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20397 2009-01-24 Paul Brook <paul@codesourcery.com>
20399 * config/arm/neon.md (neon_type): Move to arm.md.
20400 (neon_mov<VSTRUCT>): Add neon_type attribute.
20401 * config/arm/arm.md (neon_type): Move to here.
20402 (conds): Add "unconditioal" and use as default for NEON insns.
20404 2009-01-24 Ben Elliston <bje@au.ibm.com>
20406 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20407 void *' warning from -Wc++-compat.
20408 * Makefile.in (dominance.o-warn): Remove.
20410 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20412 PR tree-optimization/38932
20413 * fold-const.c (fold_unary_ignore_overflow): New.
20414 * tree.h (fold_unary_ignore_overflow): Declare.
20415 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20416 * tree-ssa-sccvn.c (visit_reference_op_load,
20417 simplify_unary_expression): Likewise.
20419 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20421 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20422 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20423 regardless of their type.
20424 * c-common.c (handle_packed_attribute): Don't ignore packed on
20426 * c.opt (Wpacked-bitfield-compat): New warning option.
20427 * stor-layout.c (place_field): Warn if offset of a field changed.
20428 * doc/extend.texi (packed): Mention the ABI change.
20429 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20430 (Warning Options): Add it to the list.
20432 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20434 * c-opts.c (c_common_post_options): Fix a typo in comments.
20436 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20438 PR middle-end/38615
20439 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20440 variables to static.
20441 * doc/invoke.texi (-fmerge-all-constants): Update description.
20443 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20446 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20447 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20449 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20451 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20453 (LOCAL_ALIGNMENT): Similarly.
20455 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20456 Joseph Myers <joseph@codesourcery.com>
20458 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20459 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20460 * config/arm/arm-tune.md: Regenerate.
20461 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20464 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20466 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20467 version number to five.
20469 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20472 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20473 * c-common.c (set_underlying_type): Likewise.
20474 (is_typedef_decl ): Likewise
20476 (set_underlying_type): Likewise.
20477 (is_typedef_type): Likewise.
20479 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20481 PR middle-end/38587
20482 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20485 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20488 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20489 (LIBGCC_SPEC): Don't define.
20490 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20492 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20494 PR rtl-optimization/38879
20495 * alias.c (base_alias_check): Unaligned access via AND address can
20496 alias all surrounding object types except those with sizes equal
20497 or wider than the size of unaligned access.
20499 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20502 * c-decl.c (clone_underlying_type): Move this ...
20503 * c-common.c (set_underlying_type): ... here.
20504 Also, make sure the function properly sets TYPE_STUB_DECL() on
20505 the newly created typedef variant type.
20506 (is_typedef_decl ): New entry point.
20507 * tree.h: Added a new member member_types_needing_access_check to
20508 struct tree_decl_non_common.
20509 (set_underlying_type): New entry point.
20510 (is_typedef_type): Likewise.
20512 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20514 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20515 Check whether two instructions have memory references that
20516 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20517 are helper functions for traversing.
20518 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20519 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20520 not to draw dependency edge for instructions with non-conflicting
20523 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20526 * longlong.h: Update copyright years. Use soft-fp license notice.
20527 Sync __clz_tab declaration with glibc.
20529 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20532 * doc/extend.texi (syscall_linkage): New.
20533 (version_id): Modify.
20535 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20536 Richard Guenther <rguenther@suse.de>
20538 PR tree-optimization/38747
20539 PR tree-optimization/38748
20540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20541 conversion if the base address is an indirect reference and the
20542 aliasing sets could cause issues.
20544 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20546 * common.opt (fgraphite, fgraphite-identity): Add comment for
20547 explaining why these options are not documented.
20549 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20551 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20552 gimple_call_lhs is NULL.
20554 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20557 * emit-rtl.c (adjust_address_1): Make sure memref is never
20560 2009-01-20 Ben Elliston <bje@au.ibm.com>
20562 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20563 const qualifier from arg parameter. Remove unnecessary cast to char *.
20564 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20565 const qualifier from arg 2.
20567 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20569 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20571 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20574 * rtl.h (reinit_regs): New prototype.
20575 * regclass.c: Include ira.h.
20576 (reinit_regs): New.
20577 * Makefile.in (regclass.o): Add ira.h.
20578 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20580 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20583 * c-common.c (handle_aligned_attribute): Use
20584 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20585 default alignment value.
20587 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20589 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20590 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20592 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20593 __BIGGEST_ALIGNMENT__.
20595 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20597 2009-01-18 Richard Guenther <rguenther@suse.de>
20599 PR tree-optimization/38819
20600 * tree-flow.h (operation_could_trap_helper_p): Declare.
20601 * tree-eh.c (operation_could_trap_helper_p): Export.
20602 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20603 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20604 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20605 are about to insert a possibly trapping instruction and fail
20608 2009-01-18 Andreas Schwab <schwab@suse.de>
20610 * doc/install.texi (Configuration): Remove obsolete paragraph
20611 about use of --with-gnu-ld with --with-gnu-as.
20613 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20615 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20616 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20617 Follow spelling conventions.
20619 2009-01-18 Ben Elliston <bje@au.ibm.com>
20621 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20622 C++ warning about implicit conversion from void * to struct
20624 (bitmap_obstack_free): Likewise for bitmap_element *.
20625 * Makefile.in (bitmap.o-warn): Remove.
20627 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20629 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20631 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20632 Tobias Grosser <tobi.grosser@amd.com>
20634 * graphite.c (graphite_trans_scop_block): Do not block single
20637 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20639 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20640 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20641 test with assertion.
20643 2009-01-16 Richard Guenther <rguenther@suse.de>
20645 PR tree-optimization/38835
20646 PR middle-end/36227
20647 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20648 and INT + PTR -> (INT)(PTR p+ INT) folding.
20649 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20651 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20654 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20655 the subreg from a lowpart subreg if it is also casting the value.
20657 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20658 Tobias Grosser <tobi.grosser@amd.com>
20660 * graphite.c (compare_prefix_loops): New.
20661 (build_scop_canonical_schedules): Rewritten.
20662 (graphite_transform_loops): Move build_scop_canonical_schedules
20663 after build_scop_iteration_domain.
20665 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20666 Tobias Grosser <tobi.grosser@amd.com>
20668 * graphite.c (add_conditions_to_domain): Add the loops to
20669 the dimension of the iteration domain. Do copy the domain
20670 only when it exists.
20671 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20672 (add_conditions_to_constraints): New.
20673 (can_generate_code_stmt, can_generate_code): Removed.
20674 (gloog): Do not call can_generate_code.
20675 (graphite_transform_loops): Call add_conditions_to_constraints
20676 after building the iteration domain.
20678 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20680 PR tree-optimization/38789
20681 * tree-ssa-threadedge.c
20682 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20683 __builtin_constant_p.
20685 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20687 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20688 examined before deleting them.
20690 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20692 * function.c (aggregate_value_p): Correctly extract the function
20693 type from CALL_EXPR_FN lookup.
20695 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20697 * config/picochip/picochip.c (picochip_override_options): Revert
20698 CFI asm flag disable commited previously.
20700 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20701 Tobias Grosser <tobi.grosser@amd.com>
20702 Jan Sjodin <jan.sjodin@amd.com>
20704 * graphite.c (scan_tree_for_params): On substractions negate
20705 all the coefficients of the term.
20706 (clast_to_gcc_expression_red): New. Handle reduction expressions
20707 of more than two operands.
20708 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20709 (get_vdef_before_scop): Handle also the case of default definitions.
20711 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20713 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20714 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20715 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20717 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20718 Joey Ye <joey.ye@intel.com>
20720 PR middle-end/37843
20721 * cfgexpand.c (expand_stack_alignment): Don't update stack
20722 boundary nor check incoming stack boundary here.
20723 (gimple_expand_cfg): Update stack boundary and check incoming
20724 stack boundary here.
20726 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20728 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20730 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20732 PR rtl-optimization/38245
20733 * calls.c (expand_call): Add stack arguments to
20734 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20735 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20736 in regs and partially in memory or BLKmode arguments.
20737 (emit_library_call_value_1): Add stack arguments to
20738 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20739 ACCUMULATE_OUTGOING_ARGS).
20740 * dce.c: Include tm_p.h.
20741 (find_call_stack_args): New function.
20742 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20744 (mark_insn): Call find_call_stack_args for CALL_Ps.
20745 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20746 forwards. Allocate and free arg_stores bitmap if needed, pass it
20747 down to deletable_insn_p, don't mark stores set in arg_stores
20748 bitmap, clear the bitmap at the beginning of each bb.
20749 * Makefile.in (dce.o): Depend on $(TM_P_H).
20751 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20754 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20755 to make sure the insn is a conditional test (bug 22599). Reformat a
20758 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20760 PR middle-end/38431
20761 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20762 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20763 (gloog): Do not call cleanup_tree_cfg.
20764 (graphite_transform_loops): Call cleanup_tree_cfg after all
20765 scops have been code generated.
20767 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20768 * doc/gty.texi (Invoking the garbage collector): Added new node
20769 and section documenting ggc_collect.
20771 2009-01-14 Richard Guenther <rguenther@suse.de>
20773 PR tree-optimization/38826
20774 PR middle-end/38477
20775 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20776 initialization notes only if we actually emitted a warning.
20777 (intra_create_variable_infos): Add constraints for a result decl
20778 that is passed by hidden reference.
20779 (build_pred_graph): Mark all related variables non-direct on
20782 2009-01-14 Nick Clifton <nickc@redhat.com>
20784 * ira-conflicts.c: Include addresses.h for the definition of
20786 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20787 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20789 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20792 * Makefile.in (ira-lives.o): Add except.h.
20794 * ira-lives.c: Include except.h.
20795 (process_bb_node_lives): Process can_throw_internal.
20797 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20799 PR rtl-optimization/38774
20800 * combine.c (simplify_set): When undoing cc_use change, don't do
20801 PUT_CODE on the newly created comparison, but instead put back the
20804 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20806 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20807 values. Remove duplicate arm8 entry.
20809 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20811 PR tree-optimization/38786
20812 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20813 the SSA_NAME case of expand_scalar_variables_expr.
20814 Set the type of an expression to the type of its assign statement.
20815 (expand_scalar_variables_expr): Also gather the scalar computation
20816 used to index the memory access. Do not pass loop_p.
20817 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20818 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20819 the gimple_stmt_iterator where it inserts new code.
20820 Do not pass loop_p.
20821 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20822 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20824 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20826 * graphite.h (debug_value): Removed.
20827 * graphite.c (debug_value): Removed.
20829 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20831 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20832 ldrd/strd with two 32-bit instructions.
20834 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20836 * config/arm/arm.c (struct processors): Pass for speed down into
20837 cost helper functions.
20838 (const_ok_for_op): Handle COMPARE and inequality nodes.
20839 (arm_rtx_costs_1): Rewrite.
20840 (arm_size_rtx_costs): Update prototype.
20841 (arm_rtx_costs): Pass speed down to helper functions.
20842 (arm_slowmul_rtx_costs): Rework cost calculations.
20843 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20844 (arm_9e_rtx_costs): Likewise.
20846 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20848 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20849 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20850 (alpha_legitimize_address): Do not split local symbols wider than
20851 UNITS_PER_WORD into HIGH/LO_SUM parts.
20853 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20856 * gcc.c (process_command): Replace call to execvp with calls
20857 to pex_one and exit.
20859 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20862 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20863 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20864 variant for devices with 3-byte PC.
20865 (__tablejump_elpm__): New.
20867 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20870 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20871 offsetof member-designator, handle it as `[0].'.
20873 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20875 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20876 function when not using named sections on targets with named sections
20877 if branch distance is less than 262132.
20879 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20881 * combine.c (combine_instructions): Recompute
20882 optimize_this_for_speed_p for each BB in the main combine loop.
20884 2009-01-12 Tomas Bily <tbily@suse.cz>
20887 * tree-loop-distribution.c (prop_phis): New function.
20888 (generate_builtin): Call prop_phis.
20889 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20891 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20893 PR tree-optimization/38807
20894 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20895 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20897 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20899 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20900 subreg of op0 to the original op0.
20902 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20904 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20906 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20909 * mips-tfile.c (parse_def): Fix parsing of def strings
20910 starting with digits.
20912 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20915 * config/arm/arm.c (arm_is_long_call_p): Don't call
20916 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20918 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20920 * regrename.c (regrename_optimize): Fix dumping.
20921 (find_oldest_value_reg): Preserve REG_POINTER.
20922 (copy_hardreg_forward_1): Likewise.
20924 2009-01-09 Diego Novillo <dnovillo@google.com>
20926 * gimple.h (struct gimple_statement_base) <uid>: Document
20927 the restrictions on its use.
20928 (gimple_uid): Tidy.
20929 (gimple_set_uid): Tidy.
20931 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20933 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20934 zero guard even if align_bytes != 0 and count is smaller than
20937 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20939 PR rtl-optimization/38495
20940 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20941 (add_range_and_copies_from_move_list): Print all added ranges.
20942 Add ranges to memory optimized destination.
20944 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20948 * config/i386/i386.c (override_options): Reject
20949 -mstringop-strategy=rep_8byte with -m32.
20950 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20951 to 1. Do count comparison against epilogue_size_needed at compile
20952 time even when count_exp was constant forced into register. For
20953 size_needed don't jump to epilogue, instead just avoid aligning
20954 and invoke the body algorithm. If need_zero_guard, add zero guard
20955 even if count is non-zero, but smaller than size_needed + number of
20956 bytes that could be stored for alignment.
20957 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20958 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20959 but smaller than size_needed + number of bytes that could be stored
20960 for alignment. Compare size_needed with epilogue_size_needed instead
20961 of desired_align - align, don't adjust size_needed, pass
20962 epilogue_size_needed to the epilogue expanders.
20965 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20967 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20969 * pa.c (last_address): Change to unsigned.
20970 (update_total_code_bytes): Change argument to unsigned. Don't
20971 check if insn addresses are set.
20972 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20973 addresses are not set.
20974 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20976 2009-01-09 Nick Clifton <nickc@redhat.com>
20978 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20979 DECL_DECLARED_INLINE_P.
20981 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20983 PR middle-end/38347
20984 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20985 GET_MODE (op0) in operand_subword_force calls.
20987 PR middle-end/38771
20988 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20989 fold_convert arg0 operands to TREE_TYPE (op0) first.
20991 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20993 * params.def (ira-max-conflict-table-size): Decrease default value
20996 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20998 PR tree-optimization/37031
20999 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21001 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21002 allocate it using gc instead of heap, use VEC_quick_push instead of
21004 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21005 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21006 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21007 allocated vector from heap allocated.
21008 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21009 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21010 vector only after perfect_loop_nest_depth call.
21012 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21013 Jan Sjodin <jan.sjodin@amd.com>
21015 PR tree-optimization/38559
21016 * graphite.c (debug_value, copy_constraint,
21017 swap_constraint_variables, scale_constraint_variable, ): New.
21018 (get_lower_bound, get_upper_bound): Removed.
21019 (graphite_trans_bb_strip_mine): Clean up this code that works
21020 only for constant number of iterations. Fully copy upper and
21021 lower bound constraints, not only the constant part of them.
21022 * graphite.h (debug_value): Declared.
21024 2009-01-08 Ira Rosen <irar@il.ibm.com>
21026 PR tree-optimization/37194
21027 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21028 Don't add the cost of cost model guard in prologue to scalar
21029 outside cost in case of known number of iterations.
21031 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21032 Alan Modra <amodra@bigpond.net.au>
21034 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21035 non-word-aligned REG+CONST addressing.
21037 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21040 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21041 free_after_compilation when outputting a thunk.
21042 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21043 Do not call free_after_compilation here.
21045 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21048 (ix86_valid_target_attribute_inner_p): Ditto.
21050 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21052 PR tree-optimization/38492
21053 PR tree-optimization/38498
21054 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21055 * tree-chrec.h (scev_is_linear_expression): Declared.
21056 * graphite.c (graphite_cannot_represent_loop_niter): New.
21057 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21058 (graphite_loop_normal_form): Use gcc_assert.
21059 (scan_tree_for_params): Use CASE_CONVERT.
21060 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21061 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21062 Use gcc_assert. Discard scops that contain unhandled cases.
21063 (build_scop_conditions): Return a boolean status for unhandled cases.
21064 (strip_mine_profitable_p): Print the loop number, not its depth.
21065 (is_interchange_valid): Pass the depth of the loop nest, don't
21066 recompute it wrongly.
21067 (graphite_trans_bb_block): Same.
21068 (graphite_trans_bb_block): Print tentative of loop blocking.
21069 (graphite_trans_scop_block): Do not print that the loop has been
21071 (graphite_transform_loops): Do not handle scops that contain condition
21074 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21076 AVX Programming Reference (December, 2008)
21077 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21078 (_mm256_stream_pd): Likewise.
21079 (_mm256_stream_ps): Likewise.
21081 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21082 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21083 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21084 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21085 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21086 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21087 (ix86_expand_special_args_builtin): Likewise.
21089 * config/i386/sse.md (AVXMODEDI): New.
21090 (avx_movnt<mode>): Likewise.
21091 (avx_movnt<mode>): Likewise.
21092 (<sse>_movnt<mode>): Remove AVX support.
21093 (sse2_movntv2di): Likewise.
21095 2009-01-07 Richard Guenther <rguenther@suse.de>
21097 PR middle-end/38751
21098 * fold-const.c (extract_muldiv): Remove obsolete comment.
21099 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21100 to PLUS_EXPR canonicalization for the canonicalization.
21102 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21104 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21105 hosted cross-compilers generating less efficient code.
21107 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21109 * function.h (rtl_data): Add a dbr_scheduled_p field.
21110 * reorg.c (dbr_schedule): Set it.
21111 (gate_handle_delay_slots): Check it.
21112 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21113 (mips_reorg): Check flag_delayed_branch instead of
21114 mips_base_delayed_branch.
21115 (mips_override_options): Don't set mips_base_delayed_branch
21116 or flag_delayed_branch.
21118 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21120 PR rtl-optimization/38426.
21121 * ira.c (ira): Set current_function_is_leaf earlier.
21123 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21125 PR rtl-optimization/38722
21126 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21127 too early, only set a flag and modify after last possible
21130 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21133 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21134 * real.c (decimal_single_format): Correct values of emin and emax.
21135 (decimal_double_format): Ditto.
21136 (decimal_quad_format): Ditto.
21137 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21138 computation of DECnn_MIN and DECnn_MAX for corrected values of
21139 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21140 __DECnn_MIN__, and adjust its computation for the corrected value
21143 2009-01-06 Jan Hubicka <jh@suse.cz>
21146 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21148 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21150 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21151 Add Robert Clark to the list of testers.
21153 2009-01-06 Jan Hubicka <jh@suse.cz>
21154 Kai Tietz <kai.tietz@onevision.com>
21156 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21157 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21159 2009-01-06 Jan Hubicka <jh@suse.cz>
21160 Kai Tietz <kai.tietz@onevision.com>
21162 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21164 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21165 (ix86_nsaved_regs): Count only general purpose regs.
21166 (ix86_nsaved_sseregs): New.
21167 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21168 to 16 for w64; compute padding and size of sse reg save area.
21169 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21170 general purpose regs.
21171 (ix86_emit_save_sse_regs_using_mov): New.
21172 (ix86_expand_prologue): Save SSE regs if needed.
21173 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21174 (ix86_emit_restore_sse_regs_using_mov): New.
21175 (ix86_expand_epilogue): Save SSE regs if needed.
21177 2009-01-06 Jan Hubicka <jh@suse.cz>
21178 Kai Tietz <kai.tietz@onevision.com>
21180 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21181 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21182 functions when accumulate outgoing args is off.
21184 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21187 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21188 before using pseudos_have_intersected_live_ranges_p.
21190 * ira-int.h (ira_assert): Always define.
21192 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21194 AVX Programming Reference (December, 2008)
21195 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21196 (_mm256_permute2_pd): Likewise.
21197 (_mm_permute2_ps): Likewise.
21198 (_mm256_permute2_ps): Likewise.
21199 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21200 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21202 * config/i386/i386.c (ix86_builtins): Remove
21203 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21204 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21205 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21206 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21207 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21208 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21209 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21210 __builtin_ia32_vpermil2ps256.
21211 (ix86_init_mmx_sse_builtins): Updated.
21212 (ix86_expand_args_builtin): Likewise.
21214 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21216 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21217 long absolute calls when generating PA 2.0 code.
21219 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21221 PR rtl-optimization/38583
21222 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21224 * params.def (ira-max-conflict-table-size): New.
21226 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21228 * ira.h (ira_conflicts_p): New external definition.
21230 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21231 table. Report this. Return result of building.
21232 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21233 building conflict table.
21235 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21236 (ira_color): Use ira_conflicts_p.
21238 * global.c: Include ira.h.
21239 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21242 * Makefile.in (global.o): Add ira.h.
21244 * ira-build.c (mark_all_loops_for_removal,
21245 propagate_some_info_from_allocno): New.
21246 (remove_unnecessary_allocnos): Call
21247 propagate_some_info_from_allocno.
21248 (remove_low_level_allocnos): New.
21249 (remove_unnecessary_regions): Add parameter. Call
21250 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21251 parameter to remove_unnecessary_regions.
21252 (ira_build): Remove all regions but root if the conflict table was
21253 not built. Update conflict hard regs for allocnos crossing calls.
21255 * ira.c (ira_conflicts_p): New global.
21256 (ira): Define and use ira_conflicts_p.
21258 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21259 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21260 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21262 2009-01-06 Ben Elliston <bje@au.ibm.com>
21264 * gengtype-lex.l (YY_NO_INPUT): Define.
21266 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21269 * c-common.c (handle_vector_size_attribute): Also reject
21270 BOOLEAN_TYPE types.
21272 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21274 PR tree-optimization/38492
21275 * graphite.c (rename_map_elt, debug_rename_elt,
21276 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21277 rename_map_elt_info, eq_rename_map_elts,
21278 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21279 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21280 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21281 (sese_build_livein_liveouts): New.
21282 (new_sese, free_sese): New.
21283 (new_scop): Call new_sese.
21284 (free_scop): Call free_sese.
21285 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21286 (register_old_new_names): Renamed register_old_and_new_names.
21287 (register_scop_liveout_renames, add_loop_exit_phis,
21288 insert_loop_close_phis, struct igp,
21289 default_liveout_before_guard, add_guard_exit_phis,
21290 insert_guard_phis, copy_renames): New.
21291 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21292 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21293 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21294 (scop_adjust_phis_for_liveouts): New.
21295 (gloog): Call scop_adjust_phis_for_liveouts.
21297 * graphite.h (struct sese): Documented. Added fields liveout,
21298 num_ver and livein.
21299 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21300 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21301 (struct scop): Added field liveout_renames.
21302 (SCOP_LIVEOUT_RENAMES): New.
21304 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21306 PR tree-optimization/38510
21307 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21308 (translate_clast): Call recompute_all_dominators before
21310 (gloog): Call recompute_all_dominators before graphite_verify.
21312 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21313 Jan Sjodin <jan.sjodin@amd.com>
21315 PR tree-optimization/38500
21316 * graphite.c (create_sese_edges): Call fix_loop_structure after
21319 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21321 * config.gcc: Add m32r*-*-rtems*.
21322 * config/m32r/rtems.h: New file.
21324 2009-01-05 Ben Elliston <bje@au.ibm.com>
21326 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21327 (.po.pox): Likewise.
21328 (po/gcc.pot): Likewise.
21330 2009-01-04 David S. Miller <davem@davemloft.net>
21332 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21333 (STARTING_FRAME_OFFSET): Always set to zero.
21335 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21337 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21338 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21339 fixed-point types, and vectors of the same.
21341 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21343 * config/mips/sync.md (*mb_barrier): Rename to...
21344 (*memory_barrier): ...this.
21346 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21348 * doc/extend.texi (Function Attributes): Move @cindex after @item
21349 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21350 and put in alphabetical order. Fix 'target' name and put in order.
21351 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21354 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21356 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21357 (memory_barrier): Expand as unspec instead of unspec_volatile.
21358 Remove mem:BLK from insn operands. Use Pmode scratch register.
21359 (*memory_barrier): Define as unspec instead of unspec_volatile.
21360 Use (match_dup 0) as input operand.
21362 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21363 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21364 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21365 scratch register. Remove operand 1.
21366 (*stbar): Define as unspec instead of unspec_volatile.
21367 Use (match_dup 0) as input operand, remove (const_int 8).
21368 (*membar): Define as unspec instead of unspec_volatile.
21369 Use (match_dup 0) as input operand, remove input operand 2.
21371 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21372 (memory_barrier): Expand as unspec instead of unspec_volatile.
21373 Remove mem:BLK from insn operands. Use Pmode scratch register.
21374 (*memory_barrier): Define as unspec instead of unspec_volatile.
21375 Use (match_dup 0) as input operand.
21377 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21378 Remove mem:BLK from insn operands. Use Pmode scratch register.
21379 Set volatile flag on operand 0.
21380 (*memory_barrier): New insn pattern.
21382 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21384 (*memory_barrier): Use (match_dup 0) as input operand.
21386 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21387 Remove mem:BLK from insn operands. Use Pmode scratch register.
21388 Set volatile flag on operand 0.
21389 (*mb_internal): New insn pattern.
21391 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21393 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21395 PR middle-end/38586
21396 * function.c (struct temp_slot): Move to the section of the file
21397 that deals with temp slots. Remove field 'address'.
21398 (temp_slot_address_table): New hash table of address -> temp slot.
21399 (struct temp_slot_address_entry): New struct, items for the table.
21400 (temp_slot_address_compute_hash, temp_slot_address_hash,
21401 temp_slot_address_eq, insert_temp_slot_address): Support functions
21403 (find_temp_slot_from_address): Rewrite to use the new hash table.
21404 (remove_unused_temp_slot_addresses): Remove addresses of temp
21405 slots that have been made available.
21406 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21407 worker function for remove_unused_temp_slot_addresses.
21408 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21409 Add the temp slot address to the address -> temp slot map.
21410 (update_temp_slot_address): Update via insert_temp_slot_address.
21411 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21412 (pop_temp_slots): Likewise.
21413 (init_temp_slots): Allocate the address -> temp slot map, or empty
21414 the map if it is already allocated.
21415 (prepare_function_start): Initialize temp slot processing.
21417 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21419 PR middle-end/38584
21420 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21421 Calculate the size of all stack vars assuming no packing of stack
21422 vars will happen, replacing a quadratic algorithm with a linear one.
21424 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21427 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21430 2009-01-03 Diego Novillo <dnovillo@google.com>
21432 * doc/contrib.texi: Update contributions.
21434 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21437 * builtins.c (fold_builtin_memory_op): Give up if either operand
21438 is volatile. Set srctype or desttype to non-qualified version
21442 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21443 and FUNCTION_DECLs.
21445 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21447 PR rtl-optimization/35805
21448 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21449 problem if fast dce is able to remove any instructions.
21450 * dce.c (dce_process_block): Fix dump message.
21452 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21455 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21457 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21459 PR middle-end/38690
21460 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21461 * tree-pretty-print.c (op_code_prio): New function.
21462 (op_prio): No longer static. Use op_code_prio.
21463 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21464 Use op_prio and op_code_prio to determine if () should be
21465 printed around operand(s) or not.
21467 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21468 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21469 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21470 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21471 pp_character instead of pp_string for single letter printing.
21473 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21475 * doc/extend.texi: Fix '#pragma GCC option' typo.
21477 2009-01-02 Richard Guenther <rguenther@suse.de>
21479 * doc/install.texi (--enable-checking): Mention different
21480 default for stage1.
21481 (--enable-stage1-checking): Document.
21483 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21485 PR middle-end/30142
21486 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21487 case to be an error.
21489 2009-01-02 Ben Elliston <bje@au.ibm.com>
21491 * config/fp-bit.h (pack_d): Constify argument.
21492 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21493 (isnan): Constify argument.
21495 (iszero): Likewise.
21496 (pack_d): Likewise.
21497 (_fpadd_parts): Constify return type.
21498 (_fpmul_parts): Likewise.
21499 (_fpdiv_parts): Likewise.
21501 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21504 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21505 warn about overwriting initializer with side-effects or
21506 -Woverride-init if !IMPLICIT.
21507 (output_init_element): Likewise. Pass IMPLICIT down to
21509 (process_init_element): Add IMPLICIT argument. Pass it down
21510 to output_init_element.
21511 (push_init_element, pop_init_level, set_designator): Adjust
21512 process_init_element callers.
21513 (set_nonincremental_init, set_nonincremental_init_from_string):
21514 Adjust add_pending_init callers.
21515 (output_pending_init_elements): Adjust output_init_element callers.
21516 * c-tree.h (process_init_element): Adjust prototype.
21517 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21518 process_init_element callers.
21521 Copyright (C) 2009 Free Software Foundation, Inc.
21523 Copying and distribution of this file, with or without modification,
21524 are permitted in any medium without royalty provided the copyright
21525 notice and this notice are preserved.