1 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6 for mode mode of operand0 when doing secondary reload for SAR.
8 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
14 2009-08-19 Jason Merrill <jason@redhat.com>
16 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
17 supported template depth in C++0x.
19 2009-08-19 Jakub Jelinek <jakub@redhat.com>
21 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
22 free_after_compilation.
23 * config/score/score7.c (score7_output_mi_thunk): Likewise.
24 * config/score/score3.c (score3_output_mi_thunk): Likewise.
25 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
26 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
27 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
28 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
29 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
31 2009-08-19 Ian Lance Taylor <iant@google.com>
33 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
34 of (plus (mult (neg B) C) A).
36 2009-08-18 Michael Matz <matz@suse.de>
38 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
39 instead of comparing TYPE_MAIN_VARIANT for equality.
40 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
41 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
42 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
43 * gimplify.c (goa_lhs_expr_p): Ditto and use
44 STRIP_USELESS_TYPE_CONVERSION.
46 2009-08-18 Michael Matz <matz@suse.de>
48 * tree-ssa-structalias.c (create_variable_info_for): Also mark
49 first field in a struct.
50 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
52 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
54 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
55 locators before emit_insn is called. Remove assert that
57 (alpha_end_function): Clear crtl->emit structure and free insn
58 locators if cfun->is_thunk is true.
60 2009-08-18 Jason Merrill <jason@redhat.com>
62 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
64 * configure.ac: Test for it.
65 * configure, config.in: Regenerate.
66 * doc/install.texi: Document --enable-gnu-unique-object.
68 2009-08-18 Richard Guenther <rguenther@suse.de>
71 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
72 pow(x,y*z) only if x is nonnegative.
74 2009-08-18 Jakub Jelinek <jakub@redhat.com>
76 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
80 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
81 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
83 2009-08-17 DJ Delorie <dj@redhat.com>
85 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
86 * config/m32c/prologue.md (epilogue_freit): New.
88 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
89 (bank_switch_p): Likewise.
90 (fast_interrupt_p): Likewise.
91 (interrupt_p): Likewise.
92 (m32c_conditional_register_usage): Round memregs size up.
93 (need_to_save): We only need to save $a0 when we use ENTER.
94 (interrupt_p): Check for fast_interrupt too.
96 (fast_interrupt_p): New.
97 (m32c_attribute_table): Add bank_switch and fast_interrupt.
98 (m32c_emit_prolog): Support bank switching and fast interrupts.
99 * doc/extend.texi (Function Attributes): Add bank_switch and
102 2009-08-17 Douglas B Rupp <rupp@gnat.com>
104 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
105 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
107 2009-08-16 Douglas B Rupp <rupp@gnat.com>
109 * doc/invoke.texi (Target options):
110 Add new option list for IA-64/VMS.
111 (menu): Add IA-64/VMS Options.
112 (IA-64/VMS Options): Likewise.
114 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
117 * config/mips/mips.md (*lwxs): Use :P for pointer values.
119 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
121 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
122 (mips_pop_asm_switch): Likewise.
123 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
125 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
126 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
127 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
128 (mips_print_operand_punctuation): Use them. Check mips_noreorder
129 instead of set_noreorder.
130 (mips_output_function_prologue): Use the new functions.
131 (mips_output_function_epilogue): Likewise.
132 (mips_need_noat_wrapper_p): New function, split out from...
133 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
134 Use mips_push_asm_switch and mips_pop_asm_switch.
135 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
136 and mips_pop_asm_switch.
137 (ASM_OUTPUT_REG_POP): Likewise.
138 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
139 Use mips_pop_asm_switch.
140 (mips_asm_switch): New structure.
141 (set_noreorder, set_nomacro): Replace with...
142 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
143 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
144 instead of set_nomacro.
145 (fix_truncsfsi2_macro): Likewise.
146 (cprestore): Likewise.
147 (hazard): Use mips_noreorder instead of set_noreorder.
148 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
150 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
152 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
153 from prev_active_insn.
155 2009-08-16 Anatoly Sokolov <aesok@post.ru>
157 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
158 * config/avr/avr.c (avr_override_options): Initialize
159 avr_current_arch variable.
160 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
161 __AVR_HAVE_16BIT_SP__ according to the device type.
162 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
164 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
165 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
167 2009-08-16 Dodji Seketeli <dodji@redhat.com>
170 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
171 generating inlined subroutine die only. We shouldn't be
172 called for anything else.
173 (gen_block_die): Don't generate inline subroutine debug info for
176 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
178 * graphite-poly.c (print_pbb): Print PBB index.
180 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
183 * graphite-interchange.c (ppl_max_for_le): Moved...
184 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
185 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
186 ppl_Pointset_Powerset_C_Polyhedron_maximize.
187 * graphite-ppl.h (ppl_max_for_le): Declared.
189 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
191 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
192 supported on all platforms.
193 * target.h (struct gcc_target): Remove
194 handle_pragma_redefine_extname.
195 * c-cppbuiltin.c: Remove use of
196 targetm.handle_pragma_redefine_extname.
197 * c-pragma.c: Likewise.
198 * target-def.h (TARGET_INITIALIZER): Remove
199 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
200 * config/sol2.h: Remove use of
201 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
203 2009-08-14 Douglas B Rupp <rupp@gnat.com>
205 * config/ia64/fde-vms.c: New file.
206 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
207 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
208 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
209 (uw_frame_state_for): Only register a personality routine if it is
210 known to be compatible with our expectations.
211 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
212 Declare unw_table_entry stack variable and
213 mod all calls to _Unwind_FindTableEntry to add arg.
214 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
215 (_Unwind_FindTableEntry): Add arg to prototype.
217 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
219 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
220 field 'signal_pfs_loc'.
221 (uw_frame_state_for): Remove duplicate code dealing with leaf
222 procedures without unwind info.
223 If in the frame after unwinding through a signal handler, restore
224 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
225 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
226 'pfs_loc' to the AR.PFS location in the signal context; instead
227 set 'signal_pfs_loc'.
228 Manually generate the unwind info for the AR.PFS register.
229 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
230 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
231 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
232 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
233 instead set 'signal_pfs_loc'.
234 Remove code preventing the AR.PFS register from being restored
235 from the signal context.
237 2009-08-14 Douglas B Rupp <rupp@gnat.com>
238 Tristan Gingold <gingold@adacore.com>
240 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
241 * config/ia64/t-vms: New file.
242 * config/ia64/vms64.h: New file.
243 * config/ia64/vms.h: New file.
244 * config/ia64/vms-crtinit.asm: New file.
245 * config/ia64/vms_symvec_libgcc_s.opt: New file.
246 * config/ia64/vms-unwind.h: New file.
248 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
250 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
253 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
256 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
257 version. Move declaration...
258 * real.h (do_mpc_arg2): ... here.
259 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
262 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
264 * final.c (add_debug_prefix_map): Don't use GC memory for
265 old_prefix and new_prefix.
267 2009-08-14 Richard Guenther <rguenther@suse.de>
269 * ipa-prop.c (compute_complex_pass_through): If we cannot
270 compute a non-varying offset for IPA_JF_ANCESTOR punt.
272 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
274 * c-lex.c (c_lex_with_flags): Increase size of local variable
275 to avoid memory clobber.
277 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
280 * config/i386/i386.c (ix86_fp_comparison_strategy):
281 Only enable/disable sahf at function granularity.
283 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
285 PR rtl-optimization/41064
286 * reload1.c (reload_as_needed): Don't call extract_insn
287 for known invalid replacements after calling
288 validate_replace_rtx_group and verify_changes.
290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
294 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
295 ix86_expand_fp_vcond.
296 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
297 Assert that operation is supported by ix86_expand_int_vcond.
298 (vcondu<SSEMODE124C8:mode>): Ditto.
300 2009-08-13 DJ Delorie <dj@redhat.com>
302 * config/i386/djgpp-stdint.h: New.
303 * config.gcc (djgpp): Use it.
305 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
307 * config/sh/sh.c (sh_override_options): When flag_exceptions or
308 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
310 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
312 * tree-ssa-loop-prefetch.c
313 (prune_ref_by_group_reuse): Enhance probabilistic analysis
314 for long-stride pruning.
315 (compute_miss_rate): New function to compute the probability
316 that two memory references access different cache lines.
318 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
320 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
322 2009-08-13 Richard Guenther <rguenther@suse.de>
325 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
326 use the constant pointer type.
327 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
328 of CV qualifiers on the target pointer type.
329 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
330 conversion check before restrict check.
332 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
335 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
337 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
339 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
341 2009-08-12 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/41011
344 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
345 and reference constructing.
347 2009-08-12 Xinliang David Li <davidxl@google.com>
349 PR tree-optimization/41012
350 * tree-flow.h : New external interface.
351 * gimple-low.c (check_call_arg): Change to public function.
352 Remove argument mismatch check in lowering.
353 * tree-inline.h (tree_can_inline_p): Interface change.
354 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
356 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
357 Call change to tree_can_inline_p function.
358 (cgraph_decide_inlining_incrementally): Ditto.
360 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
362 PR tree-optimization/41031
363 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
364 on the partition variable rather than promote_mode on the source
365 type. Assert that the partition variable's type has the same
366 mode as the source value's.
368 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
370 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
372 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
374 * calls.c (expand_call): Fix typo.
375 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
377 * stmt.c (expand_value_return): Use promote_function_mode to copy out
379 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
380 * config/cris/cris.c (cris_promote_function_mode): Likewise.
381 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
382 * config/pa/pa.c (pa_promote_function_mode): Likewise.
384 2009-08-11 Andrew Haley <aph@redhat.com>
386 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
391 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
393 2009-08-12 Richard Guenther <rguenther@suse.de>
395 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
396 * gimplify.c (gimplify_modify_expr): Do not use
397 lang_hooks.types_compatible_p.
398 * tree-ssa.c (useless_type_conversion_p): For aggregates
399 just return false if the canonical types differ.
401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
404 * sese.c (convert_for_phi_arg): New.
405 (add_guard_exit_phis): Use convert_for_phi_arg.
407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
410 unknown subscript upper bounds.
412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
413 Pranav Garg <pranav.garg2107@gmail.com>
415 * graphite-interchange.c (gather_access_strides): Removed.
416 (ppl_max_for_le): New.
417 (build_linearized_memory_access): New.
418 (memory_stride_in_loop): New.
419 (pbb_interchange_profitable_p): Reimplemented.
420 * graphite-ppl.h (ppl_new_id_map): New.
421 (ppl_interchange): New.
423 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
425 * graphite-interchange.c (compute_subscript): Removed.
426 (compute_array_size_cstr): Removed.
427 (compute_array_size_poly): Removed.
428 (compute_array_size): Removed.
429 (gather_access_strides_poly): Removed.
430 (gather_access_strides): Empty.
432 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
434 * graphite-dependences.c (dependence_polyhedron_1): Replace
435 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
436 (graphite_legal_transform_dr): Same.
437 (graphite_carried_dependence_level_k): Same.
438 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
439 Initialize PDR_NB_SUBSCRIPTS.
440 (print_pdr_access_layout): Replace pdr_nb_subscripts with
442 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
443 (PDR_NB_SUBSCRIPTS): New.
444 (pdr_nb_subscripts): Removed.
445 (pdr_dim): Simplified.
446 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
447 with PDR_NB_SUBSCRIPTS.
449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-interchange.c (compute_array_size): Remove use of
453 * graphite-poly.c (new_poly_dr): Remove argument data_container.
454 Do not initialize PDR_DATA_CONTAINER.
455 (print_pdr): Do not print PDR_DATA_CONTAINER.
456 * graphite-poly.h (struct poly_dr): Remove data_container field.
457 (PDR_DATA_CONTAINER): Removed.
458 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
460 (build_poly_dr): Same.
462 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
463 Sebastian Pop <sebastian.pop@amd.com>
465 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
466 copy of the dependence polyhedron. Free the temporary objects.
467 (graphite_carried_dependence_level_k): Free unused objects before
470 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
471 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
472 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
473 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
474 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
476 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
478 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
479 Early return without analyzing the data dependences if no
480 transform has been done. Call restore_scattering if the transform
482 (graphite-interchange.c): Same.
483 * graphite-poly.c (print_scattering_function): Test for
485 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
486 (apply_poly_transforms): Do not gcc_assert that
487 the transform is legal.
488 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
489 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
490 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
491 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
492 * graphite-poly.h (struct poly_scattering): New.
493 (struct poly_bb): Add original, transformed, and saved fields.
494 Remove transformed_scattering, original_scattering,
495 nb_local_variables and nb_scattering_transform fields.
496 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
497 (poly_scattering_new): New.
498 (poly_scattering_free): New.
499 (poly_scattering_copy): New.
500 (store_scattering_pbb): New.
501 (store_scattering): New.
502 (restore_scattering_pbb): New.
503 (restore_scattering): New.
504 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
505 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
507 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
512 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
514 * Makefile.in (graphite.o): Depends on PREDICT_H.
515 * graphite.c: Include predict.h.
516 (graphite_finalize): Call tree_estimate_probability.
517 * predict.c (predict_loops): Do not call scev_initialize and
519 (tree_estimate_probability_bb): New.
520 (tree_estimate_probability): Do not initialize loops: move that
521 code to the driver. Call tree_estimate_probability_bb.
522 (tree_estimate_probability_driver): New.
523 (pass_profile): Use tree_estimate_probability_driver.
524 * predict.h (tree_estimate_probability): Declared.
526 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
529 * graphite-dependences.c (graphite_legal_transform): Add time to
530 TV_GRAPHITE_DATA_DEPS.
531 (dependency_between_pbbs_p): Same.
532 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
534 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
536 PR rtl-optimization/41033
537 * alias.c (nonoverlapping_component_refs_p): Punt when strict
538 aliasing is disabled.
540 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
542 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
543 si_mask_operand, and_load_operand, low_bitmask_operand,
544 and_reg_operand, and_operand): New predicates.
545 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
546 * config/mips/mips.c (and_operands_ok): New function.
547 * config/mips/mips-protos.h (and_operands_ok): Declare it.
548 * config/mips/mips.md (move_type): Add ext_ins and logical.
550 (and<mode>3): Use and_reg_operand as the second operand's predicate.
551 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
552 shift_shift. Remove commutative constraint modifier.
553 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
555 (*clear_upper32_dext): Remove define_insn_and_split.
556 (*clear_upper32): Turn this define_insn_and_split ...
557 (splitter for ANDing register with 0xffff_ffff): .. into this.
559 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
561 * combine.c (try_widen_shift_mode): Factor out code to check if an
562 integer constant is a low-order bitmask from here ...
563 * rtlanal.c (low_bitmask_len): ... to here.
564 * rtl.h (low_bitmask_len): Declare.
566 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
569 * config/alpha/alpha.md (addsi3): Remove expander.
570 (addsi3): Rename from *addsi3_internal insn pattern.
571 (subsi3): Remove expander.
572 (subsi3): Rename from *subsi3_internal insn pattern.
574 2009-08-11 Douglas B Rupp <rupp@gnat.com>
576 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
579 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
580 Eric Botcazou <botcazou@adacore.com>
581 Douglas B Rupp <rupp@gnat.com>
583 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
584 that records that fit in 64 bits are returned by immediate value,
585 as required by OpenVMS Calling Standard.
586 (function_value): Adjust for above modification.
587 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
588 virtual_incoming_args_rtx as base object, not next_arg.
589 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
591 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
593 * reload.c (find_reloads_subreg_address): Check the original
594 req_equiv_mem address to detect the case where an address is
595 not valid in the outer mode.
597 2009-08-11 Richard Guenther <rguenther@suse.de>
600 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
602 2009-08-10 Douglas B Rupp <rupp@gnat.com>
604 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
605 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
607 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
608 Douglas B Rupp <rupp@gnat.com>
610 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
611 PT_STACK when frame_pointer_needed on OpenVMS.
612 (alpha_pv_save_size, alpha_using_fp): Remove.
613 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
614 with proper processing for PT_NULL.
615 (alpha_vms_initial_elimination_offset): New function. Support for
616 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
617 (alpha_sa_size): Force procedure type to PT_STACK when
618 frame_pointer_needed on OpenVMS.
619 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
620 (alpha_using_fp): Likewise.
621 (alpha_vms_can_eliminate): Add prototype.
622 (alpha_vms_initial_elimination_offset): Likewise.
623 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
624 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
626 2009-08-10 Eric Botcazou <botcazou@adacore.com>
627 Douglas B Rupp <rupp@gnat.com>
629 * config/alpha/alpha.c (common_object_handler): New function.
630 (vms_attribute_table): Declare a single attribute "common_object".
631 (vms_output_aligned_decl_common): New global function.
632 (SECTION_VMS_OVERLAY): Delete.
633 (SECTION_VMS_GLOBAL): Likewise.
634 (SECTION_VMS_INITIALIZE): Likewise.
635 (vms_asm_named_section): Remove support for above flags.
636 (vms_section_type_flags): Delete.
637 (TARGET_SECTION_TYPE_FLAGS): Likewise.
638 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
639 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
640 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
642 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
645 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
646 (sub_ddmmss): Likewise.
648 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
651 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
654 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
657 * reload1.c (reload_as_needed): Use cancel_changes to completely
658 undo a failed replacement attempt.
660 2009-08-10 Richard Guenther <rguenther@suse.de>
663 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
664 (useless_type_conversion_p): ... here. Require pointer targets
667 2009-08-10 Dodji Seketeli <dodji@redhat.com>
670 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
671 loose the original type of the statement list.
673 2009-08-09 Douglas B Rupp <rupp@gnat.com>
675 * config/alpha/alpha.c: Include libfuncs.h
676 (avms_asm_output_extern): New function.
677 (alpha_init_libfuncs): Init some decc libfuncs.
678 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
679 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
680 (DO_CRTL_NAMES): Define.
682 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
683 (LONG_TYPE_SIZE): Define.
684 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
685 (SUBTARGET_SWITCHES): Define malloc64 switch.
686 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
687 (MASK_RETURN_ADDR): Define.
688 doc/invoke.texi (mmalloc64): Document switch.
690 2009-08-09 Olivier Hainque <hainque@adacore.com>
691 Douglas B Rupp <rupp@gnat.com>
693 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
694 uses_condition_handler.
695 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
696 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
697 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
698 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
699 (code_for_builtin): New insn codes for the new alpha_builtins.
700 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
701 (alpha_sa_size): Account for uses_condition_handler.
702 (alpha_expand_prologue): Likewise.
703 (alpha_start_function): Likewise.
704 (alpha_expand_epilogue): Likewise.
705 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
706 establish/revert expanders.
707 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
708 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
709 New expander, resorting to the alpha.c associated function.
710 (builtin_revert_vms_condition_handler): Likewise.
711 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
712 __gcc_shell_handler, the static VMS condition handler used as
713 an indirection wrapper to the current dynamically established
715 * config/alpha/vms-unwind.h: Complete rewrite.
716 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
717 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
719 2009-08-09 Eric Botcazou <botcazou@adacore.com>
720 Douglas B Rupp <rupp@gnat.com>
722 * config/alpha/alpha.c (alpha_links): Add 'target' field.
723 (alpha_need_linkage): Handle aliases. Return function symbol.
724 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
725 Use ultimate alias target for the linkage name.
726 * config/alpha/alpha.md (movmemdi): Use the symbol returned
727 by alpha_need_linkage for the function symbol.
728 (setmemdi): Likewise.
730 2009-08-09 Douglas B Rupp <rupp@gnat.com>
732 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
733 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
734 (ASM_WEAKEN_LABEL): Define.
735 (CRT_CALL_STATIC_FUNCTION): Define.
736 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
737 (ENDFILE_SPEC): Define.
738 (INIT_SECTION_ASM_OP): Define.
739 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
740 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
742 (MULTILIB_OSDIRNAMES): Define.
743 (shlib_version): Define.
745 (SHLIB_OBJS): Define.
746 (SHLIB_NAME): Define.
747 (SHLIB_MULTILIB): Define.
748 (SHLIB_INSTALL): Define.
749 (SHLIB_SYMVEC): Define.
750 (SHLIB_SYMVECX2): Define.
751 (SHLIB_LINK): Define.
753 2009-08-09 Douglas B Rupp <rupp@gnat.com>
755 * config/alpha/alpha.c (alpha_initialize_trampoline):
756 Initialize VMS trampoline IAW ABI for bounded procedure calls.
757 (alpha_start_function): Emit transfer address on nested functions
758 for VMS trampoline call.
759 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
760 since no longer used.
761 * config/alpha/vms-tramp.asm: Remove.
762 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
763 since now only data initialized at runtime.
765 2009-08-09 Douglas B Rupp <rupp@gnat.com>
767 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
768 (LINK_GCC_C_SEQUENCE_SPEC): Define.
769 (MD_EXEC_PREFIX): Remove, no longer used.
770 (MD_STARTFILE_PREFIX): Likewise.
771 (INCLUDE_DEFAULTS): Likewise.
772 * config/alpha/t-vms:
773 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
775 2009-08-09 Richard Guenther <rguenther@suse.de>
777 PR tree-optimization/41016
778 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
779 (operand_precision): Remove.
780 (integral_operand_p): Likewise.
781 (recognize_single_bit_test): Adjust.
783 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
785 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
786 operation overflows. Likewise non-cast unary arithmetic.
787 If one arm of a conditional expression is always taken,
788 inhibit evaluation warnings for the other arm. Likewise inhibit
789 evaluation warnings for the second && or || operand if the first
790 operand is enough to determine the result.
791 * c-typeck.c (build_conditional_expr): Apply the same inhibition
793 (build_binary_op): Prevent duplicate evaluation warnings.
795 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
797 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
798 and destination have different modes, Use promote_mode to
799 determine the signedness of the conversion. Assert that the
800 promoted source mode matches the destination mode. Don't pass
801 the destination and destination mode to expand_expr if the source
802 mode is different. Simplify conversion logic.
804 2009-08-09 Ira Rosen <irar@il.ibm.com>
806 PR tree-optimization/41008
807 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
808 from condition only in case it's a comparison. Adjust checks.
810 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
812 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
813 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
814 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
815 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
816 (dump_cand): Handle them.
817 (struct iv_cand): New members COST_STEP and AINC_USE.
818 (stmt_after_increment): Likewise.
819 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
820 callers changed. Use gimple_uid comparison instead of scanning.
821 (add_candidate_1): When looking for identical candidates, take
822 AINC_USE into account. Set it for new candidates.
823 (force_expr_to_var_cost): Cast target_spill_cost to int.
824 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
825 All callers changed. Check for availability of autoinc addressing
826 modes, both in general for a given mode, and in the specific use case.
827 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
829 (get_computation_cost): Likewise.
830 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
831 add_autoinc_candidates): New static functions.
832 (add_candidate): Call add_autoinc_candidates for candidates based on
834 (find_iv_candidates): Call set_autoinc_for_original_candidates.
835 (determine_use_iv_cost_address): If we have an autoinc candidate at
836 the matching use, verify autoinc is possible and subtract the cost
837 of the candidate's step from the cost.
838 (determine_iv_cost): Record the cost of the increment in the COST_STEP
839 member of the candidate.
840 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
841 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
843 2009-08-09 Douglas B Rupp <rupp@gnat.com>
845 * config.build (ia64-hp-*vms*): New target.
846 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
848 * config.gcc (ia64-hp-*vms*): New target.
849 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
851 * config.host (ia64-hp-*vms*): New target.
852 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
855 2009-08-08 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/40991
858 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
860 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
862 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
863 mode check. Do truncations in an integer mode.
864 (force_to_mode): Handle subregs for all mode types. Only do
865 arithmetic simplifications on integer modes.
867 2009-08-07 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/40999
870 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
871 (maybe_fold_reference): Lookup constant initializers.
872 (fold_gimple_assign): Likewise.
874 2009-08-07 Richard Guenther <rguenther@suse.de>
876 * tree-ssa.c (useless_type_conversion_p_1): Only for types
877 that require structural equality defer to the langhook.
879 2009-08-07 Martin Jambor <mjambor@suse.cz>
881 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
883 (struct ipa_pass_through_data): New type.
884 (struct ipa_ancestor_jf_data): New type.
885 (union jump_func_value): Removed field formal_id, added fields
886 pass_through and ancestor.
887 (struct ipa_param_call_note): Changed type of formal_id to int from
889 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
890 operations jump functions and ancestor jump functions.
891 (compute_complex_pass_through): New function.
892 (compute_scalar_jump_functions): Call compute_complex_pass_through,
893 reflect changes in the jump function strucutre.
894 (update_jump_functions_after_inlining): Ignore complex pass-through
895 and ancestor jump functions.
896 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
897 polynomial pass-through with operation jump functions.
899 2009-08-07 Jakub Jelinek <jakub@redhat.com>
901 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
902 fde->dw_fde_begin as begin label instead of hot/cold label.
903 Use LLSDAC label instead of LLSDA for second section lsda.
904 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
905 label instead of LLSDA if it is true.
906 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
908 * except.c (add_call_site, dw2_size_of_call_site_table): Add
909 SECTION argument. Use it as index into crtl->eh.call_site_record
911 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
912 use it to determine how to print table entries instead of using
913 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
914 label instead of normal begin label as base.
915 (sjlj_assign_call_site_values): Adjust add_call_site caller.
916 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
917 ensure no EH range spans between sections and that landing pads
918 are always in the corresponding section.
919 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
920 for crtl->eh.call_site_record being an array rather than scalar.
921 (output_one_function_exception_table): New function, copied
922 from output_function_exception_table. Adjust
923 dw2_size_of_call_site_table, dw2_output_call_site_table
924 callers. For SECOND section use *C suffixed labels.
925 (output_function_exception_table): Call
926 output_one_function_exception_table and, when doing hot/cold
927 partitioning, also another time for the second section.
928 * opts.c: Include except.h.
929 (decode_options): Allow -freorder-blocks-and-partition with
930 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
931 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
932 * function.h (struct rtl_eh): Change call_site_record from
933 scalar into array of 2 elements.
935 2009-08-07 Martin Jambor <mjambor@suse.cz>
937 * ipa-prop.c (count_formal_params_1): New function.
938 (ipa_get_vector_of_formal_parms): New function.
939 (get_vector_of_formal_parm_types): New function.
940 (ipa_modify_formal_parameters): New function.
941 (ipa_modify_call_arguments): New function.
942 (index_in_adjustments_multiple_times_p): New function.
943 (ipa_combine_adjustments): New function.
944 (ipa_dump_param_adjustments): New function.
945 * ipa-prop.h (struct ipa_parm_adjustment): New type.
946 (ipa_get_vector_of_formal_parms): Declare.
947 (ipa_modify_formal_parameters): Declare.
948 (ipa_modify_call_arguments): Declare.
949 (ipa_combine_adjustments): Declare.
950 (ipa_dump_param_adjustments): Declare.
951 (build_ref_for_offset): Declare.
952 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
953 * tree-sra.c: Include ipa-prop.c.
954 (build_ref_for_offset): Make public.
956 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
958 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
960 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
962 * gcc/doc/extend.texi (__builtin_extract_return_address)
963 (__builtin_frob_return_address): Document.
965 2009-08-06 Paul Brook <paul@codesourcery.com>
967 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
968 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
969 implementation on ARMv6-M.
971 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
973 * doc/extend.texi (pcs): Document new attribute for ARM.
975 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
977 * arm.c (pcs_attribute_args): Comment out unsupported attribute
980 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
982 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
985 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
987 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
989 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
991 Merge ARM/hard_vfp_branch to trunk.
993 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
995 * arm.c (libcall_eq): New function.
996 (libcall_hash): New function.
997 (add_libcall): New function.
998 (arm_libcall_uses_aapcs_base): New function.
999 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1000 libcalls using the base PCS.
1001 (arm_init_cumulative_args): Likewise.
1003 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1005 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1006 Use base ABI for conversion libfuncs between HFmode and SFmode.
1008 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1010 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1011 V4SImode as representatives of all 64-bit and 128-bit vector
1012 types. Allow vector types without vector modes.
1013 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1014 without vector modes like BLKmode.
1015 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1016 BLKmode. Avoid unsupported vector modes or TImode moves for
1018 (aapcs_vfp_allocate_return_reg): Likewise.
1019 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1020 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1022 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1024 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1025 (arm_get_pcs_model): Pass attribute arguments to
1026 arm_pcs_from_attribute.
1027 (arm_init_cumulative_args): Use base AAPCS for conversions from
1028 floating-point types to DImode.
1029 (arm_attribute_table): Add pcs attribute.
1030 (arm_handle_pcs_attribute): New.
1031 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1032 conversions from floating-point types to DImode, also declare them
1033 to use base AAPCS and declare functions they call to use base
1034 AAPCS and their RTABI names.
1036 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1038 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1039 -mfloat-abi=hard not being supported for VFP.
1041 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1043 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1044 SYMBOL_REF to hard_libcall_value.
1046 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1047 Richard Earnshaw <rearnsha@arm.com>
1049 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1050 has been put on the stack, all remaining co-processory arguments for
1051 that co-processor also go on the stack.
1053 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1055 * config/arm/arm.c (arm_return_in_memory): Handle returning
1056 vectors of suitable size in registers also for AAPCS case.
1058 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1060 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1062 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1064 ARM Hard-VFP calling convention
1065 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1066 * target.h (gcc_target): Add libcall_value to table of call hooks.
1067 * targhooks.h (default_libcall_value): Default implementation.
1068 * targhooks.c (default_libcall_value): Likewise.
1069 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1070 * optabs.c (expand_unop): Use it.
1071 * expr.h (hard_libcall_value): Pass the function RTX through.
1072 * calls.c (emit_library_call_value_1): Update call to
1074 * explow.c (hard_libcall_value): Use new target hook.
1075 * testsuite/lib/target-supports.exp
1076 (check_effective_target_arm_hard_vfp_ok): New hook.
1077 (check_effective_target_arm_neon_ok): Improve test for neon
1079 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1080 * config/arm/arm.c: Include cgraph.h
1081 (TARGET_FUNCTION_VALUE): Override default hook.
1082 (arm_pcs_default): New variable.
1083 (arm_override_options): Don't fault hard calling convention with VFP.
1084 Add support for AAPCS variants.
1085 (arm_function_value): Make static. Handle AAPCS variants.
1086 (arm_libcall_value): New function.
1087 (arm_apply_result_size): Handle VFP registers in results.
1088 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1090 (pcs_attribute_args): New variable.
1091 (arm_pcs_from_attribute): New function.
1092 (arm_get_pcs_model): New function.
1093 (aapcs_vfp_cum_init): New function.
1094 (aapcs_vfp_sub_candidate): New function.
1095 (aapcs_vfp_is_return_candidate): New function.
1096 (aapcs_vfp_is_call_candidate): New function.
1097 (aapcs_vfp_allocate): New function.
1098 (aapcs_vfp_allocate_return_reg): New function.
1099 (aapcs_vfp_advance): New function.
1100 (aapcs_cp_arg_layout): New variable.
1101 (aapcs_select_call_coproc): New function.
1102 (aapcs_select_return_coproc): New function.
1103 (aapcs_allocate_return_reg): New function.
1104 (aapcs_libcall_value): New function.
1105 (aapcs_layout_arg): New function.
1106 (arm_init_cumulative_args): Initialize AAPCS args data.
1107 (arm_function_arg): Handle AAPCS variants using new interface.
1108 (arm_arg_parital_bytes): Likewise.
1109 (arm_function_arg_advance): New function.
1110 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1111 calling conventions.
1112 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1113 * arm.h (NUM_VFP_ARG_REGS): Define.
1114 (LIBCALL_VALUE): Update.
1115 (FUNCTION_VALUE): Delete.
1116 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1117 (arm_pcs): New enum.
1118 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1119 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1120 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1121 * arm-protos.h (arm_function_arg_advance): Add.
1122 (aapcs_libcall_value): Add.
1123 (arm_function_value): Delete.
1125 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1126 H.J. Lu <hongjiu.lu@intel.com>
1129 * config/i386/i386.c (standard_sse_mode_p): Remove.
1130 (standard_sse_constant_p): Return 2 for integer mode
1131 vector_all_ones_operand when SSE2 is enabled.
1132 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1133 (ix86_expand_vector_move): Do not check for negative values from
1134 standard_sse_constant_p.
1136 2009-08-06 Richard Guenther <rguenther@suse.de>
1138 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1139 array type comparisons frontend independent.
1140 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1141 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1142 out array reference lower bound and element size operands.
1143 (ao_ref_init_from_vn_reference): Properly compute the offset
1144 for ARRAY_RANGE_REF.
1145 (vn_reference_fold_indirect): Fill out array reference lower
1146 bound and element size operands.
1147 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1148 a non gimple valued reference operand which can happen for
1149 array reference lower bound or element size.
1150 (create_component_ref_by_pieces_1): Properly generate the
1151 element size operand for array references.
1153 2009-08-06 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/40964
1156 * tree.c (iterative_hash_host_wide_int): Export.
1157 * tree.h (iterative_hash_host_wide_int): Declare.
1158 * tree-ssa-structalias.c (heapvar_map): New struct.
1159 (heapvar_map_eq): New function.
1160 (heapvar_map_hash): Likewise.
1161 (heapvar_lookup): Adjust.
1162 (heapvar_insert): Likewise.
1163 (make_constraint_from_heapvar): Allow multiple heap variables
1164 per decl at different offsets.
1165 (init_alias_heapvars): Adjust.
1167 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1169 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1170 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1171 trailing sync if TARGET_SYNC_AFTER_SC.
1173 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1175 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1176 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1177 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1178 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1179 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1180 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1181 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1182 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1183 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1184 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1185 the prototype declaration match the definition.
1186 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1187 instructions explicitly. Add barrier_before and operands
1189 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1190 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1191 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1192 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1193 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1194 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1196 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1198 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1200 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1201 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1204 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1207 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1209 PR rtl-optimization/40924
1210 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1211 make sure canon_rtx (mem_address) isn't simpler than
1212 canon_rtx (expanded_mem_address).
1214 2009-08-05 Li Feng <nemokingdom@gmail.com>
1216 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1218 (build_scop_drs): Build alias set for each SCoP.
1220 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1222 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1223 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1224 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1225 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1226 (BASE_DRIVER_SELF_SPECS): Likewise.
1228 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1230 * tree-ssa-alias.c: Fix some comment typos.
1232 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1234 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1235 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1237 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1240 * simplify-rtx.c (simplify_binary_operation_1): Disable
1241 simplifications for decimal float operations.
1243 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1246 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1247 operand of INDIRECT_REF.
1249 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1251 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1252 constants referencing TLS symbols.
1254 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1256 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1257 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1259 2009-08-03 Richard Guenther <rguenther@suse.de>
1261 * tree.c (make_vector_type): Build a main variant first,
1262 get the canonical one and then build the variant.
1263 * tree-ssa.c (useless_type_conversion_p_1): Handle
1265 (useless_type_conversion_p): Conversions to pointers to
1266 incomplete record types are useless.
1268 2009-08-03 Richard Guenther <rguenther@suse.de>
1270 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1271 file will be created.
1272 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1273 * toplev.c (compile_file): Adjust comment.
1275 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1277 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1278 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1279 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1280 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1281 (sh_promote_function_mode): Fix typo.
1283 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1285 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1287 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1289 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1290 declaration arguments.
1292 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1295 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1296 (ix86_split_ashl): Ditto.
1297 (ix86_expand_vector_init_one_nonzero): Ditto.
1298 (ix86_expand_vector_set): Ditto.
1299 (ix86_expand_reduc_v4sf): Ditto.
1301 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1303 * explow.c (promote_function_mode): Remove assert.
1304 * config/sh/sh.c (sh_promote_function_mode): Declare.
1306 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1308 * config/pa/pa.c (pa_promote_function_mode): Declare.
1309 Change to static. Fix promote_mode call.
1311 * gthr-dce.h (CONST_CAST2): Define if not defined.
1312 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1314 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1316 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1318 * expr.c (store_constructor): Use promote_decl_mode. Remove
1319 now write-only variable unsignedp.
1320 (expand_expr_real_1): Use promote_decl_mode.
1321 * expr.h (promote_function_mode, promote_decl_mode): New.
1322 (promote_mode): Remove last argument.
1323 * function.c (assign_temp): Drop last argument of promote_mode.
1324 (assign_parm_find_data_types): Use promote_function_mode.
1325 (assign_parm_setup_reg): Likewise.
1326 (expand_function_end): Use promote_function_mode.
1327 * calls.c (initialize_argument_information): Use promote_function_mode.
1328 (precompute_arguments): Use promote_mode instead of checking if
1329 only PROMOTE_FUNCTION_MODE is defined.
1330 (expand_call): When making sibcall decisions, use promote_function_mode.
1331 Below, remove an if for targetm.calls.promote_function_return and
1332 and use promote_function_mode.
1333 (emit_library_call_value_1): Use promote_function_mode, fix bug
1334 where promote_mode was passed FOR_CALL == 0 for a return value in an
1336 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1337 * explow.c (promote_function_mode, promote_decl_mode): New.
1338 (promote_mode): Keep only the FOR_CALL == 0 case.
1339 * combine.c (setup_incoming_promotion): Remove test of
1340 promote_function_args. Use promote_function_mode.
1341 * stmt.c (expand_value_return): Use promote_decl_mode.
1342 (expand_decl): Use promote_decl_mode.
1344 * expr.c (store_constructor): Use promote_decl_mode. Remove
1345 now write-only variable unsignedp.
1346 (expand_expr_real_1): Use promote_decl_mode.
1347 * expr.h (promote_function_mode, promote_decl_mode): New.
1348 (promote_mode): Remove last argument.
1349 * function.c (assign_temp): Drop last argument of promote_mode.
1350 (assign_parm_find_data_types): Use promote_function_mode.
1351 (assign_parm_setup_reg): Likewise.
1352 (expand_function_end): Use promote_function_mode.
1353 * calls.c (initialize_argument_information): Use promote_function_mode.
1354 (precompute_arguments): Use promote_mode instead of checking if
1355 only PROMOTE_FUNCTION_MODE is defined.
1356 (expand_call): When making sibcall decisions, use promote_function_mode.
1357 Below, remove an if for targetm.calls.promote_function_return and
1358 and use promote_function_mode.
1359 (emit_library_call_value_1): Use promote_function_mode, fix bug
1360 where promote_mode was passed FOR_CALL == 0 for a return value in an
1362 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1363 * explow.c (promote_function_mode, promote_decl_mode): New.
1364 (promote_mode): Keep only the FOR_CALL == 0 case.
1365 * combine.c (setup_incoming_promotion): Remove test of
1366 promote_function_args. Use promote_function_mode.
1367 * stmt.c (expand_value_return): Use promote_decl_mode.
1368 (expand_decl): Use promote_decl_mode.
1370 * explow.c (promote_function_mode): Just call the target hook.
1371 * targhooks.c (default_promote_function_mode,
1372 default_promote_function_mode_always_promote): New.
1373 * targhooks.h (default_promote_function_mode,
1374 default_promote_function_mode_always_promote): Declare.
1375 * target.h (promote_function_args, promote_function_return): Remove.
1376 (promote_function_mode): New.
1377 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1378 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1379 (TARGET_PROMOTE_FUNCTION_MODE): New.
1380 (TARGET_CALLS): Adjust.
1381 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1382 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1384 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1385 * config/s390/s390.c (s390_promote_function_mode): ... here,
1386 with pointer handling.
1387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1388 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1390 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1391 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1392 with pointer handling.
1393 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1394 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1396 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1397 * config/sh/sh.c (sh_promote_function_mode): New.
1398 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1399 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1401 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1402 * config/cris/cris.c (cris_promote_function_mode): ... here.
1403 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1404 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1406 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1407 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1408 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1409 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1411 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1412 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1413 complex type handling.
1414 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1415 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1417 * config/pa/pa.c (pa_promote_function_mode): New.
1418 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1419 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1421 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1422 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1423 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1424 * config/xtensa/xtensa.c: Likewise.
1425 * config/stormy16/stormy16.c: Likewise.
1426 * config/iq2000/iq2000.c: Likewise.
1427 * config/rs6000/rs6000.c: Likewise.
1428 * config/picochip/picochip.c: Likewise.
1429 * config/arc/arc.c: Likewise.
1430 * config/mcore/mcore.c: Likewise.
1431 * config/score/score.c: Likewise.
1432 * config/mips/mips.c: Likewise.
1433 * config/bfin/bfin.c: Likewise.
1434 * config/ia64/ia64.c: Likewise (disabled though).
1436 * config/frv/frv.h: Remove pointless remark.
1438 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1439 TARGET_PROMOTE_FUNCTION_ARGS,
1440 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1441 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1443 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1445 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1446 -floop-parallelize-all.
1447 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1448 flag_loop_parallelize_all.
1449 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1450 * graphite.c (graphite_transform_loops): Same.
1452 * graphite-poly.c (apply_poly_transforms): Same.
1454 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1456 PR tree-optimization/40914
1457 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1458 if set, then check the delta field of the PMF record.
1459 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1460 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1461 call is stored in the delta.
1463 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1465 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1467 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1469 * config/i386/bsd.h (ASM_BYTE): New define.
1470 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1471 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1472 .byte. Use fputs or putc instead of fprintf where appropriate.
1473 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1474 fputs or putc instead of fprintf where appropriate.
1475 * config/i386/i386elf.h: Ditto.
1476 * config/i386/sysv4.h: Ditto.
1478 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1479 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1480 (*tls_global_dynamic_64): Ditto.
1482 2009-07-31 Christian Bruel <christian.bruel@st.com>
1484 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1486 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1488 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1489 Remove dead code for MINUS.
1491 2009-07-31 Anthony Green <green@moxielogic.com>
1493 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1495 (moxie_expand_epilogue): Ditto for epilogue.
1496 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1498 (moxie_function_arg): Ditto.
1499 (moxie_pass_by_reference): Ditto.
1500 (moxie_arg_partial_bytes): Ditto.
1501 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1502 (FUNCTION_ARG_ADVANCE) Ditto.
1503 (REG_PARM_STACK_SPACE) Ditto.
1504 (FUNCTION_ARG_REGNO_P) Dito.
1506 * config.gcc: Add moxie linux config support.
1507 * gcc/config/moxie/uclinux.h: New file.
1509 2009-07-31 DJ Delorie <dj@redhat.com>
1511 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1512 (UNSPECV_SP_SWITCH_E): New.
1513 (sp_switch_1): Change to an unspec.
1514 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1516 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1517 reference the new stack's address
1519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1521 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1522 graphite-clast-to-gimple.o, graphite-dependences.o,
1523 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1524 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1525 (graphite-blocking.o,
1526 graphite-clast-to-gimple.o, graphite-dependences.o,
1527 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1528 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1529 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1530 * cfgloop.h (struct loop): Add can_be_parallel field.
1531 * common.opt (fgraphite-identity): Moved up.
1532 (fgraphite-force-parallel): New flag.
1533 * graphite.c: Rewrite.
1534 * graphite.h: Rewrite.
1535 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1537 * toplev.c (graphite_out_file): New file descriptor.
1538 (graphite_in_file): New.
1539 (process_options): flag_graphite_force_parallel cannot be used without
1541 * tree-ssa-loop.c: Include toplev.h.
1542 (gate_graphite_transforms): Enable flag_graphite for
1543 flag_graphite_force_parallel.
1545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1547 * ChangeLog.graphite: New.
1548 * graphite-blocking.c: New.
1549 * graphite-clast-to-gimple.c: New.
1550 * graphite-clast-to-gimple.h: New.
1551 * graphite-dependences.c: New.
1552 * graphite-dependences.h: New.
1553 * graphite-interchange.c: New.
1554 * graphite-poly.c: New.
1555 * graphite-poly.h: New.
1556 * graphite-ppl.c: New.
1557 * graphite-ppl.h: New.
1558 * graphite-scop-detection.c: New.
1559 * graphite-scop-detection.h: New.
1560 * graphite-sese-to-poly.c: New.
1561 * graphite-sese-to-poly.h: New.
1565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1567 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1568 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1572 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1573 (scev_is_linear_expression): Return false if the evolution is not
1574 affine multivariate.
1576 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1578 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1579 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1583 * tree-data-ref.c (debug_data_references): New.
1584 (debug_data_reference): New.
1585 * tree-data-ref.h (debug_data_references): Declared.
1586 (debug_data_reference): Declared.
1588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1590 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1591 * tree-data-ref.h (scop_p): Removed.
1592 (struct data_reference): Remove field scop.
1594 (stmt_simple_memref_p): Removed.
1596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1598 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1599 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1602 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1604 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1606 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1608 * doc/invoke.texi (-fgraphite-identity): Documented.
1610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1612 * tree-scalar-evolution.c: Fix comment.
1613 (instantiate_scev_1): Return unknow from scev instantiation if the
1614 result is not above instantiate_below.
1616 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1618 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1619 static anymore. Instantiate the symbols that may have been introduced
1621 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1624 2009-07-30 DJ Delorie <dj@redhat.com>
1626 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1627 .vliw directive to VLIW sections.
1629 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1631 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1633 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1634 (AUTOHEADER): New variable.
1635 ($(srcdir)/cstamp-h.in): Use it.
1637 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1638 Pat Haugen <pthaugen@us.ibm.com>
1639 Revital Eres <ERES@il.ibm.com>
1641 * config/rs6000/vector.md (VEC_F): Add VSX support.
1645 (vector_load_<mode>): Ditto.
1646 (vector_store_<mode>): Ditto.
1647 (vector GPR move split): Ditto.
1648 (vec_reload_and_plus_<mptrsize>): Ditto.
1649 (vec_reload_and_reg_<mptrsize>): Ditto.
1650 (add<mode>3): Ditto.
1651 (sub<mode>3): Ditto.
1652 (mul<mode>3): Ditto.
1653 (neg<mode>2): Ditto.
1654 (abs<mode>2): Ditto.
1655 (smin<mode>3): Ditto.
1656 (smax<mode>3): Ditto.
1657 (vector_eq<mode>): Ditto.
1658 (vector_gt<mode>): Ditto.
1659 (vector_ge<mode>): Ditto.
1660 (vector_gtu<mode>): Ditto.
1661 (vector_select_<mode>_uns): Ditto.
1662 (vector_eq_<mode>_p): Ditto.
1663 (vector_gt_<mode>_p): Ditto.
1664 (vector_ge_<mode>_p): Ditto.
1665 (vector_gtu_<mode>_p): Ditto.
1666 (cr6_test_for_zero): Ditto.
1667 (cr6_test_for_zero_reverse): Ditto.
1668 (cr6_test_for_lt): Ditto.
1669 (cr6_test_for_lt_reverse): Ditto.
1670 (xor<mode>3): Ditto.
1671 (ior<mode>3): Ditto.
1672 (and<mode>3): Ditto.
1673 (one_cmpl<mode>2): Ditto.
1674 (nor<mode>2): Ditto.
1675 (andc<mode>2): Ditto.
1676 (float<VEC_int<mode>2): Ditto.
1677 (unsigned_float<VEC_int><mode>2): Ditto.
1678 (fix_trunc<mode><VEC_int>2): Ditto.
1679 (fixuns_trunc<mode><VEC_int>2): Ditto.
1681 (vec_set<mode>): Ditto.
1682 (vec_extract<mode>): Ditto.
1683 (vec_interleave_highv4sf): Ditto.
1684 (vec_interleave_lowv4sf): Ditto.
1685 (vec_realign_load_<mode>): Ditto.
1686 (vec_shl_<mode>): Ditto.
1687 (vec_shr_<mode>): Ditto.
1688 (div<mode>3): New patterns for VSX.
1689 (vec_interleave_highv2df): Ditto.
1690 (vec_interleave_lowv2df): Ditto.
1691 (vec_pack_trunc_v2df): Ditto.
1692 (vec_pack_sfix_trunc_v2df): Ditto.
1693 (vec_pack_ufix_trunc_v2df): Ditto.
1694 (vec_unpacks_hi_v4sf): Ditto.
1695 (vec_unpacks_lo_v4sf): Ditto.
1696 (vec_unpacks_float_hi_v4si): Ditto.
1697 (vec_unpacks_float_lo_v4si): Ditto.
1698 (vec_unpacku_float_hi_v4si): Ditto.
1699 (vec_unpacku_float_lo_v4si): Ditto.
1700 (movmisalign<mode>): Ditto.
1701 (vector_ceil<mode>2): New patterns for vectorizing math library.
1702 (vector_floor<mode>2): Ditto.
1703 (vector_btrunc<mode>2): Ditto.
1704 (vector_copysign<mode>3): Ditto.
1706 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1707 predicate for setting the high bit in each word, used for copysign.
1709 * config/rs6000/ppc-asm.h (f19): Whitespace.
1710 (f32-f63): Define if VSX.
1711 (v0-v31): Define if Altivec.
1712 (vs0-vs63): Define if VSX.
1714 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1716 * config/rs6000/power7.md: New file, provide tuning parameters for
1719 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1720 (rs6000_cpu_cpp_builtins): Ditto.
1721 (altivec_overloaded_builtins): Ditto.
1722 (altivec_resolve_overloaded_builtin): Ditto.
1724 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1725 debug switch to disable vectorizing simple math builtin
1728 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1729 Vectorize simple math builtin functions.
1730 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1731 hook to vectorize math builtins.
1732 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1733 (rs6000_builtin_conversion): Add VSX/power7 support.
1734 (rs6000_builtin_vec_perm): Ditto.
1735 (vsplits_constant): Add support for loading up a vector constant
1736 with just the high bit set in each part.
1737 (rs6000_expand_vector_init): Add VSX/power7 support.
1738 (rs6000_expand_vector_set): Ditto.
1739 (rs6000_expand_vector_extract): Ditto.
1740 (rs6000_emit_move): Ditto.
1741 (bdesc_3arg): Ditto.
1742 (bdesc_2arg): Ditto.
1743 (bdesc_1arg): Ditto.
1744 (rs6000_expand_ternop_builtin): Ditto.
1745 (altivec_expand_builtin): Ditto.
1746 (rs6000_expand_unop_builtin): Ditto.
1747 (rs6000_init_builtins): Ditto.
1748 (altivec_init_builtins): Ditto.
1749 (builtin_function_type): Ditto.
1750 (rs6000_common_init_builtins): Ditto.
1751 (rs6000_handle_altivec_attribute); Ditto.
1752 (rs6000_mangle_type): Ditto.
1753 (rs6000_vector_mode_supported_p): Ditto.
1754 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1757 * config/rs6000/vsx.md: New file for VSX support.
1759 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1760 identifing values with just the most significant bit set.
1761 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1762 vectorized builtins.
1764 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1765 (UNSPEC_VRFIM): Delete.
1766 (splitter for loading up vector with most significant bit): New
1767 splitter for vectorizing copysign.
1768 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1769 vectorizing simple math functions.
1770 (altivec_vrfip): Add support for vectorizing simple math functions.
1771 (altivec_vrfim): Ditto.
1772 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1774 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1775 (power7.md, vsx.md): Include for power7 support.
1776 (copysigndf3): Use VSX instructions if -mvsx.
1777 (negdf2_fpr): Ditto.
1778 (absdf2_fpr): Ditto.
1779 (nabsdf2_fpr): Ditto.
1780 (adddf3_fpr): Ditto.
1781 (subdf3_fpr): Ditto.
1782 (muldf3_fpr): Ditto.
1783 (divdf3_fpr): Ditto.
1784 (fix_truncdfdi2_fpr): Ditto.
1785 (cmpdf_internal1): Ditto.
1786 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1787 (btruncdf2, btruncdf2_fpr): Ditto.
1788 (ceildf2, ceildf2_fpr): Ditto.
1789 (floordf2, floordf2_fpr): Ditto.
1790 (floatdidf2, floatdidf2_fpr): Ditto.
1791 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1792 (fmsubdf4_fpr): Ditto.
1793 (fnmadddf4_fpr_1): Ditto.
1794 (fnmadddf4_fpr_2): Ditto.
1795 (fnmsubdf4_fpr_1): Ditto.
1796 (fnmsubdf4_fpr_2): Ditto.
1797 (fixuns_truncdfdi2): Add expander for VSX support.
1798 (fix_truncdfdi2): Ditto.
1799 (fix_truncdfsi2): Ditto.
1801 (btruncsf2): Whitespace.
1802 (movdf_hardfloat32): Add support for VSX registers.
1803 (movdf_softfloat32): Ditto.
1804 (movdf_hardfloat64): Ditto.
1805 (movdf_hardfloat64_mfpgpr): Ditto.
1806 (movdf_softfloat64): Ditto.
1807 (movti splitters): Add check for vector registers supporting
1808 TImode in the future.
1809 (bpermd): Add power7 bpermd instruction.
1811 * config/rs6000/altivec.h (vec_div): Define if VSX.
1815 (vec_nearbyint): Ditto.
1818 (all predicates): Use the generic builtin function, and not the V4SF
1819 specific function so that the predicates will work with VSX's V2DF.
1823 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1824 Document new VSX functions and types.
1826 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1829 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1830 "wa", and "j" constraints. Modify "v" to talk about Altivec
1831 instead of just vector.
1833 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1836 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1837 location for phi arguments.
1838 (rewrite_update_phi_arguments): Find locations for reaching defs.
1839 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1840 Add location to add_phi_arg calls.
1841 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1842 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1843 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1844 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1845 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1846 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1847 * tree-phinodes.c (make_phi_node): Initialize location.
1848 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1849 (add_phi_arg): Add location parameter.
1850 (remove_phi_arg_num): Move location when moving phi argument.
1851 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1853 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1854 slpeel_update_phi_nodes_for_guard1,
1855 slpeel_update_phi_nodes_for_guard2,
1856 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1857 vect_loop_versioning): Set locations.
1858 * tree-parloops.c (create_phi_for_local_result,
1859 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1860 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1861 * tree-vect-loop.c (get_initial_def_for_induction,
1862 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1864 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1865 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1866 (gimple_phi_arg_set_location): New. Set locus.
1867 (gimple_phi_arg_has_location): New. Check for locus.
1868 (redirect_edge_var_map_location): New. Return locus from var_map.
1869 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1870 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1871 combining PHI arguments.
1872 (cond_store_replacement): Set location.
1873 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1874 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1875 scop_add_exit_phis_edge): Add locations.
1876 * tree-cfgcleanup.c (remove_forwarder_block,
1877 remove_forwarder_block_with_phi): Add locations.
1878 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1879 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1881 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1882 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1883 flush_pending_stmts): Add source location.
1884 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1885 stack to preserve locations.
1886 * tree-vect-stmts.c (vectorizable_load): Add location.
1887 * tree-inline.c (copy_phis_for_bb): Copy locus.
1888 (setup_one_parameter): Add call locus to inlined parameter stmts.
1889 (initialize_inlined_parameters): Pass in call location as parameter
1891 (tree_function_versioning): Pass location to setup_one_parameter.
1892 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1893 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1894 copy and edge lists.
1895 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1896 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1897 locus parameter and override the stmt default if provided.
1898 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1899 elim_graph_add_edge, elim_graph_remove_succ_edge,
1900 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1901 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1902 eliminate_phi): Add locus info in elimination graph for each edge and
1904 (insert_backedge_copies): Copy locus if present.
1905 * tree-flow.h (struct _edge_var_map): Add locus field.
1906 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1907 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1908 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1910 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1912 2009-07-30 Martin Jambor <mjambor@suse.cz>
1914 PR tree-optimization/40570
1915 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1918 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1920 * ssa-loop-manip.c: Include langhooks.h.
1921 (rewrite_phi_with_iv): New.
1922 (rewrite_all_phi_nodes_with_iv): New.
1923 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1924 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1925 * tree-parloops.c (loop_parallel_p): Move out all conditions
1926 except dependency check.
1927 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1928 (gen_parallel_loop): Call canonicalize_loop_ivs without
1929 reduction_list argument.
1930 (build_new_reduction): New.
1931 (gather_scalar_reductions): New.
1932 (try_get_loop_niter): New.
1933 (try_create_reduction_list): New.
1934 (parallleize_loops): Change the parallel conditions check.
1935 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1936 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1938 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1940 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1942 * doc/options.texi (Option properties): Mention new quoting syntax.
1944 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1946 * config/alpha/alpha.c (alpha_start_function):
1947 Handle VMS_DEBUG_MAIN_POINTER
1948 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1949 * doc/invoke.texi: Document -mdebug-main switch.
1951 2009-07-29 Richard Henderson <rth@redhat.com>
1953 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1954 (cgraph_create_edge_including_clones): Likewise.
1955 * tree-inline.c (copy_bb): Operate on the correct edges
1956 when updating the callgraph.
1958 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1960 * config/alpha/vms-cc.c: Deleted.
1961 * config/alpha/vms-ld.c: Deleted.
1962 * config/alpha/t-vms64: Moved to config/vms
1963 * config/alpha/vms-crt0-64.c: Moved to config/vms
1964 * config/alpha/vms-crt0.c: Moved to config/vms
1965 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1966 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1967 * config/alpha/xm-vms.h: Moved to config/vms
1968 * config/alpha/x-vms: Moved to config/vms
1969 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1971 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1972 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1974 * config/vms/t-vms64: Moved here from config/alpha
1975 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1976 (argc,argv,envp): Enforce 32bit malloc'ing.
1977 * config/vms/vms-psxcrt0-64.c: Likewise.
1978 * config/vms/vms-crt0.c: Moved here from config/alpha.
1979 * config/vms/vms-psxcrt0.c: Likewise.
1980 * config/vms/vms-crtl-64.h: New file.
1981 * config/vms/vms-crtl.h: New file.
1982 * config/vms/vms.opt: New file.
1983 * config/vms/xm-vms64.h: New file.
1984 * config/vms/xm-vms.h: Moved here from config/alpha.
1985 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1987 * config/vms/x-vms: Moved here from config/alpha.
1988 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1989 (vms-ld.o, vms-cc.o): Removed.
1990 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1992 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1994 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1995 correct stack (obvious VMS fix).
1997 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1999 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2000 date, version info if VMS_DEBUGGING_INFO defined.
2001 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2002 size, date calculating code moved here.
2004 2009-07-29 Paul Brook <paul@codesourcery.com>
2006 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2009 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2012 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2013 to DImode when generating insq_le insn.
2015 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2017 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2018 New macro set for VMS_DEBUGGGING_INFO.
2019 (AT_string_form): Use it.
2021 2009-07-28 DJ Delorie <dj@redhat.com>
2023 * config/mep/mep.c (vtext_section): New.
2024 (vftext_section): New.
2025 (ftext_section): New.
2026 (mep_select_section): Add support for functions.
2027 (mep_unique_section): Likewise.
2028 (mep_asm_init_sections): Likewise.
2029 (mep_encode_section_info): Remove it from here.
2031 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2033 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2035 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2036 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2038 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2040 * dwarf2out.c (output_file_names): Test new macro
2041 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2042 (add_comp_dir_attribute): Likewise.
2044 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2046 * config/i386/mingw-w64.h (LINK_SPEC): Add
2047 separating space between commands.
2049 2009-07-28 Jan Hubicka <jh@suse.cz>
2051 PR tree-optimization/40759
2052 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2055 2009-07-27 DJ Delorie <dj@redhat.com>
2057 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2058 types are dword-aligned.
2059 (mep_expand_va_start): Likewise.
2061 2009-07-27 Olivier Hainque <hainque@adacore.com>
2062 Douglas B Rupp <rupp@gnat.com>
2064 * convert.c (convert_to_pointer): Don't assume the target
2065 pointer type is POINTER_SIZE long. Fetch its precision instead.
2067 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2069 * system.h (fopen): Undefine if macro.
2071 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2073 * dwarf2out.c (output_cfi_p): Removed.
2074 (output_cfis): New function.
2075 (output_fde): New function, split from output_call_frame_info.
2076 (output_call_frame_info): Use it.
2077 (dwarf2out_switch_text_section): Use output_cfis.
2079 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2081 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2082 TARGET_BI_ARCH is specified without enabling SJLJ.
2083 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2084 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2086 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2088 * arm.md (negdi2): Use DImode if forcing a value into a register.
2090 2009-07-26 Ira Rosen <irar@il.ibm.com>
2092 PR tree-optimization/40801
2093 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2094 of vector operand from the previous copy of vector statement.
2095 Pass the correct definition type value to
2096 vect_get_vec_def_for_stmt_copy().
2098 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2100 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2101 const char ** conversion.
2103 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2105 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2106 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2107 (gcc_unreachable): Invoke __builtin_unreachable() if
2108 !ENABLE_ASSERT_CHECKING.
2110 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2112 PR rtl-optimization/40445
2113 * emit-rtl.c (next_nonnote_insn_bb): New function.
2114 * rtl.h (next_nonnote_insn_bb): Declare new function.
2115 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2116 with no successors that is the successor of the ENTRY_BLOCK.
2117 Continue from the top after removing an empty fallthrough block.
2118 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2119 of next_nonnote_insn.
2121 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2123 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2125 2009-07-25 Martin Jambor <mjambor@suse.cz>
2127 * c-common.c (c_common_attribute_table): New element for noclone.
2128 (handle_noclone_attribute): New function. Forward-declare.
2129 * tree-inline.c (tree_versionable_function_p): Check for noclone
2131 * doc/extend.texi (Labels as Values): Document need for noclone.
2132 (Function Attributes): Document noclone attribute.
2134 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2136 PR rtl-optimization/34999
2137 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2138 and dw_fde_switched_cold_to_hot fields.
2139 (output_cfi_p): New function.
2140 (output_call_frame_info): If fde->dw_fde_switched_sections,
2141 output 2 FDEs instead of one with corrupted header.
2142 (dwarf2out_do_cfi_startproc): New function.
2143 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2144 and fde->dw_fde_switched_cold_to_hot.
2145 (dwarf2out_switch_text_section): Compute
2146 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2147 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2148 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2149 Otherwise, compute fde->dw_fde_switch_cfi.
2151 2009-07-24 Cary Coutant <ccoutant@google.com>
2153 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2155 2009-07-24 Cary Coutant <ccoutant@google.com>
2157 * cfghooks.c (split_block): Copy discriminator to new block.
2158 * tree-cfg.c (assign_discriminator): Check location of last
2159 instruction in block as well as first.
2161 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/linux.c: Use fputs or putc instead of fprintf
2165 * config/i386/gas.h: Ditto.
2166 * config/i386/x86-64.h: Ditto.
2167 * config/i386/att.h: Ditto.
2169 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2171 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2174 2009-07-24 Martin Jambor <mjambor@suse.cz>
2176 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2177 (ipa_push_func_to_list_1): Declare.
2178 (ipa_push_func_to_list): New function.
2180 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2181 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2182 (ipa_push_func_to_list): Removed.
2183 (ipa_pop_func_from_list): Clear node_enqueued flag.
2185 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2187 * config/s390/s390.c (override_options): Default
2188 max-unrolled-insns to 100 for z10 tuning.
2190 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2192 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2193 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2194 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2195 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2196 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2197 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2198 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2200 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2202 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2203 use default set in mingw32.h header.
2204 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2205 64-bit /mingw/include path.
2206 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2209 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2211 PR rtl-optimization/40209
2212 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2214 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2217 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2218 with the rest of string where appropriate. Use fputs or putc
2219 instead of fprintf where appropriate.
2221 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2222 Pat Haugen <pthaugen@us.ibm.com>
2223 Revital Eres <ERES@il.ibm.com>
2225 * config/rs6000/vector.md: New file. Move most of the vector
2226 expander support here from altivec.md to allow for the VSX vector
2227 unit in the future. Add support for secondary_reload patterns.
2228 Rewrite the patterns for vector comparison, and vector comparison
2229 predicate instructions so that the RTL expresses the desired
2230 behavior, instead of using unspec.
2232 * config/rs6000/constraints.md ("f" constraint): Use
2233 rs6000_constraints to hold the precalculated register class.
2234 ("d" constraint): Ditto.
2235 ("wd" constraint): New constraint for VSX.
2236 ("wf" constraint): Ditto.
2237 ("ws" constraint): Ditto.
2238 ("wa" constraint): Ditto.
2239 ("wZ" constraint): Ditto.
2240 ("j" constraint): Ditto.
2242 * config/rs6000/predicates.md (vsx_register_operand): New
2244 (vfloat_operand): New predicate for vector.md.
2245 (vint_operand): Ditto.
2246 (vlogical_operand): Ditto.
2247 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2248 (easy_vector_constant): Add VSX support.
2249 (altivec_indexed_or_indirect_operand): New predicate for
2250 recognizing Altivec style memory references with AND -16.
2252 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2253 for vector secondary reload support.
2254 (rs6000_vector_reg_class): Delete, replacing it with
2256 (rs6000_vsx_reg_class): Ditto.
2257 (rs6000_constraints): New array to hold the register classes of
2258 each of the register constraints that can vary at runtime.
2259 (builtin_mode_to_type): New static array for builtin function type
2261 (builtin_hash_table): New static hash table for builtin function
2263 (TARGET_SECONDARY_RELOAD): Define target hook.
2264 (TARGET_IRA_COVER_CLASSES): Ditto.
2265 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2266 registers are 128 bits if VSX memory reference instructions are used.
2267 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2269 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2270 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2271 Print several of the scheduling related parameters.
2272 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2273 rs6000_constraints instead of rs6000_vector_reg_class. Move
2274 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2275 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2276 Altivec. Add VSX support. Setup for secondary reload support on
2277 Altivec/VSX registers.
2278 (rs6000_override_options): Make power7 set the scheduling groups
2279 like the power5. Add support for new debug switches to override
2280 the scheduling defaults. Temporarily disable -mcpu=power7 from
2281 setting -mvsx. Add support for debug switches -malways-hint,
2282 -msched-groups, and -malign-branch-targets.
2283 (rs6000_buitlin_conversion): Add support for returning unsigned
2284 vector conversion functions to fix regressions due to stricter
2286 (rs6000_builtin_mul_widen_even): Ditto.
2287 (rs6000_builtin_mul_widen_odd): Ditto.
2288 (rs6000_builtin_vec_perm): Ditto.
2289 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2290 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2292 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2294 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2295 VSX types for bit operations. Changes to accomidate vector.md.
2296 (bdesc_2arg): Ditto.
2297 (bdesc_1arg): Ditto.
2298 (struct builtin_description_predicates): Rewrite predicate
2299 handling so that RTL describes the operation, instead of passing
2300 the instruction to be used as a string argument.
2301 (bdesc_altivec_preds): Ditto.
2302 (altivec_expand_predicate_builtin): Ditto.
2303 (altivec_expand_builtin): Ditto.
2304 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2305 statement for vsldoi support.
2306 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2307 (altivec_expand_st_builtin): Ditto.
2308 (paired_expand_builtin): Whitespace changes.
2309 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2310 builtin_mode_to_type table for secondary reload. Call
2311 builtin_function_type to build random builtin functions.
2312 (altivec_init_builtins): Change to use builtin_function_type to
2313 create builtin function types dynamically as we need them.
2314 (builtin_hash_function): New support for hashing the tree types
2315 for builtin function as we need it, rather than trying to build
2316 all of the trees that we need. Add initial preliminary VSX support.
2317 (builtin_function_type): Ditto.
2318 (builtin_function_eq): Ditto.
2319 (builtin_hash_struct): Ditto.
2320 (rs6000_init_builtins): Ditto.
2321 (rs6000_common_init_builtins): Ditto.
2322 (altivec_init_builtins): Ditto.
2323 (rs6000_common_init_builtins): Ditto.
2324 (enum reload_reg_type): New enum for simplifing reg classes.
2325 (rs6000_reload_register_type): Simplify register classes into GPR,
2326 Vector, and other registers. Altivec and VSX addresses in reload.
2327 (rs6000_secondary_reload_inner): Ditto.
2328 (rs6000_ira_cover_classes): New target hook, that returns the
2329 appropriate cover classes, based on -mvsx being used or not.
2330 (rs6000_secondary_reload_class): Add VSX support.
2331 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2332 (get_vsel_insn): Ditto.
2333 (rs6000_emit_vector_compare): Rewrite vector conditional support
2334 so that where we can, we use RTL operators, instead of blindly use
2336 (rs6000_emit_vector_select): Ditto.
2337 (rs6000_emit_vector_cond_expr): Ditto.
2338 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2339 (create_TOC_reference): Add -mdebug=addr support.
2340 (emit_frame_save): VSX loads/stores need register indexed addressing.
2342 * config/rs6000/rs6000.md: Include vector.md.
2344 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2346 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2347 support for V2DI, V2DF in logical, permute, select operations.
2349 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2350 switch for vsx/power7.
2351 (-mvsx-scalar-memory): Ditto.
2352 (-mvsx-align-128): Ditto.
2353 (-mallow-movmisalign): Ditto.
2354 (-mallow-df-permute): Ditto.
2355 (-msched-groups): Ditto.
2356 (-malways-hint): Ditto.
2357 (-malign-branch-targets): Ditto.
2359 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2361 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2362 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2363 (rs6000_vector_reg_class): Delete.
2364 (rs6000_vsx_reg_class): Ditto.
2365 (enum rs6000_reg_class_enum): New enum for the constraints that
2366 vary based on target switches.
2367 (rs6000_constraints): New array to hold the register class for all
2368 of the register constraints that vary based on the switches used.
2369 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2370 (enum rs6000_builtins): Add unsigned varients for the builtin
2371 declarations returned by target hooks for expanding multiplies,
2372 select, and permute operations. Add VSX builtins.
2373 (enum rs6000_builtin_type_index): Add entries for VSX.
2374 (V2DI_type_node): Ditto.
2375 (V2DF_type_node): Ditto.
2376 (unsigned_V2DI_type_node): Ditto.
2377 (bool_long_type_node): Ditto.
2378 (intDI_type_internal_node): Ditto.
2379 (uintDI_type_internal_node): Ditto.
2380 (double_type_internal_node): Ditto.
2382 * config/rs6000/altivec.md (whole file): Move all expanders to
2383 vector.md from altivec.md. Rename insn matching functions to be
2385 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2386 (altivec_vcmp*): Ditto.
2387 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2388 (VM): New iterator for moves that includes the VSX types.
2389 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2390 (altivec_vperm_<mode>_uns): New, for unsigned types.
2391 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2392 (altivec_eq<mode>): Ditto.
2393 (altivec_gt<mode>): Ditto.
2394 (altivec_gtu<mode>): Ditto.
2395 (altivec_eqv4sf): Ditto.
2396 (altivec_gev4sf): Ditto.
2397 (altivec_gtv4sf): Ditto.
2398 (altivec_vcmpbfp_p): Ditto.
2400 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2402 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2405 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2409 ASM_SHORT instead of .word.
2410 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2411 instead of .word in asm template.
2413 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2416 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2417 (process_bb_node_lives): Use it.
2419 * ira.c (setup_cover_and_important_classes): Don't setup
2420 ira_important_class_nums. Add cover classes to the end of
2422 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2424 (find_reg_class_closure): Use reorder_important_classes.
2426 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2428 * config/i386/i386.c (i386_ira_cover_classes): New function.
2429 (TARGET_IRA_COVER_CLASSES): Redefine.
2431 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2432 importance of order of cover classes in the array.
2434 2009-07-22 Diego Novillo <dnovillo@google.com>
2436 * tree-pass.h (TDF_EH): Define.
2437 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2438 contains TDF_EH, print the EH region number holding GS.
2439 * tree-dump.c (dump_options): Add "eh".
2440 * doc/invoke.texi: Document it.
2442 2009-07-22 Doug Kwan <dougkwan@google.com>
2444 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2446 2009-07-22 Michael Matz <matz@suse.de>
2448 PR tree-optimization/35229
2449 PR tree-optimization/39300
2451 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2452 (inhibit_phi_insertion): New function.
2453 (insert_into_preds_of_block): Call it for REFERENCEs.
2454 (init_pre): Initialize and finalize scalar evolutions.
2455 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2457 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2460 Use CONST_VECTOR_NUNITS to determine number of elements.
2462 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2464 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2465 (U, W): Constraints are now deprecated and will be removed if we
2467 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2469 ("prefetch"): Add the stcmh instruction for prefetching.
2470 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2472 (s390_short_displacement): Return always true if compiling for
2473 machines not providing the long displacement facility.
2474 (s390_mem_constraint): Support the new constraint letter Z.
2475 (s390_check_qrst_address): New function.
2477 2009-07-21 DJ Delorie <dj@redhat.com>
2479 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2482 2009-07-21 Jason Merrill <jason@redhat.com>
2484 * c-common.c (max_tinst_depth): Increase default to 1024.
2486 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2489 (vec_unpacku_float_lo_v4si): Ditto.
2491 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2494 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2495 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2496 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2497 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2499 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2501 PR tree-optimization/40813
2502 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2505 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2507 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2508 with a NOP_EXPR if needed.
2510 2009-07-21 Paul Brook <paul@codesourcery.com>
2512 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2513 Terminate debug dump with newline.
2515 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2517 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2518 Cast "1" to unsigned HOST_WIDE_INT.
2519 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2520 deposit length to the maximum length - lsb. Extend length if
2521 HOST_BITS_PER_WIDE_INT is 32.
2523 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2525 * cgraph.h (constant_pool_htab): New function.
2526 (constant_descriptor_tree): Move from varasm.c.
2527 * varasm.c (constant_pool_htab): New function.
2528 (constant_descriptor_tree): Move to cgraph.h.
2530 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2532 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2534 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2536 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2539 2009-07-20 Xinliang David Li <davidxl@google.com>
2541 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2543 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2545 * config/mips/mips.md (move_type): Add arith.
2546 (type): Handle arith.
2547 (zero_extendsidi2): Rename this into ...
2548 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2549 (zero_extendsidi2): New expander.
2550 (*zero_extendsidi2_dext): New pattern.
2552 2009-07-20 Nick Clifton <nickc@redhat.com>
2554 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2555 to set MIPS_ABI_DEFAULT.
2556 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2558 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2560 * tree-object-size.c (addr_object_size): Handle unions with
2561 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2563 PR tree-optimization/40792
2564 * tree.c (build_function_type_skip_args): Remove bogus assert.
2566 2009-07-20 Jan Hubicka <jh@suse.cz>
2567 Martin Jambor <mjambor@suse.cz>
2569 * cgraph.h (combined_args_to_skip): New field.
2570 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2571 combined_args_to_skip and args_to_skip.
2572 * tree-inline.c (update_clone_info): New function.
2573 (tree_function_versioning): Call update_clone_info.
2574 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2576 (cgraph_materialize_all_clones): More extensive dumping, working
2577 with combined_args_to_skip rather than args_to_skip.
2579 2009-07-20 Ira Rosen <irar@il.ibm.com>
2581 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2582 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2583 (get_initial_def_for_reduction): Likewise.
2584 (vectorizable_reduction): Skip the check of first operand in case
2585 of COND_EXPR. Add check that it is outer loop vectorization if
2586 nested cycle was detected. Call vectorizable_condition() for
2587 COND_EXPR. If reduction epilogue cannot be created do not fail for
2588 nested cycles (if it is not double reduction). Assert that there
2589 is only one type in the loop in case of COND_EXPR. Call
2590 vectorizable_condition() to vectorize COND_EXPR.
2591 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2592 Add parameters. Allow nested cycles if called from
2593 vectorizable_reduction(). Use reduction vector variable if provided.
2594 (vect_analyze_stmt): Call vectorizable_reduction() before
2595 vectorizable_condition().
2596 (vect_transform_stmt): Update call to vectorizable_condition().
2598 2009-07-20 Christian Bruel <christian.bruel@st.com>
2600 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2601 * doc/invoke.texi (-mfmovd): Likewise.
2602 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2604 2009-07-20 Jan Hubicka <jh@suse.cz>
2606 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2607 when handling SSA name.
2609 2009-07-19 Jan Hubicka <jh@suse.cz>
2611 PR tree-optimization/40676
2612 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2613 virtual PHIs in empty BBs.
2615 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2617 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2618 re-expanded the compound use gen_lowpart instead to convert to the
2621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2623 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2624 OUTER_CONST arguments.
2625 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2626 the new wider mode will be masked off.
2627 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2629 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2631 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2632 high-order bits are zero.
2634 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2636 * combine.c (simplify_shift_const_1): Split code to determine
2638 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2639 new bits shifted in are identical to the old sign bit.
2641 2009-07-18 Richard Guenther <rguenther@suse.de>
2644 * gimplify.c (gimplify_call_expr): Reject code using results from
2645 functions returning void.
2647 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2649 * doc/md.texi: Document the new PowerPC "es" constraint.
2650 Document that "m" can include automodified addresses on this target,
2651 and explain how %U must be used. Extend the "Q" and "Z" documentation
2652 to suggest "es" as well as "m".
2653 * config/rs6000/constraints.md (es): New memory constraint.
2654 (Q, Z): Update strings to match new documentation.
2656 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2658 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2659 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2660 * config/rs6000/predicates.md (volatile_mem_operand): Use
2661 offsettable_nonstrict_memref_p.
2662 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2663 (*floatunssidf2_internal): Likewise.
2664 (*fix_truncdfsi2_internal): Likewise.
2665 (*fix_trunctfsi2_internal): Likewise.
2667 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2669 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2673 2009-07-17 Richard Guenther <rguenther@suse.de>
2676 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2677 (pass_warn_unused_result): Likewise.
2678 (TODO_set_props): Remove.
2679 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2681 (pass_diagnose_omp_blocks): Define.
2682 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2683 (c_gimple_diagnostics_recursively): Remove.
2684 (finish_function): Do not call it.
2685 (c_write_global_declarations): Continue after errors.
2686 Finalize the CU here.
2687 * c-gimplify.c (c_genericize): Do not gimplify here.
2688 * c-common.c (c_warn_unused_result): Move ...
2689 * tree-cfg.c (do_warn_unused_result): ... here.
2690 (run_warn_unused_result): New function.
2691 (gate_warn_unused_result): New function.
2692 (pass_warn_unused_result): New pass.
2693 * c-common.h (c_warn_unused_result): Remove.
2694 * flags.h (flag_warn_unused_result): Declare.
2695 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2696 * opts.c (flag_warn_unused_result): Initialize to false.
2697 * toplev.c (compile_file): Add comment.
2698 * omp-low.c (create_omp_child_function): Do not register
2699 the function with the frontend.
2700 (diagnose_omp_structured_block_errors): Prepare to be
2701 called as optimization pass.
2702 (gate_diagnose_omp_blocks): New function.
2703 (pass_diagnose_omp_blocks): New pass.
2704 * cgraph.h (cgraph_optimize): Remove.
2705 (cgraph_analyze_function): Likewise.
2706 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2707 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2708 before their parents here.
2709 (cgraph_finalize_function): Not here.
2710 (cgraph_analyze_function): Gimplify functions here.
2711 (cgraph_finalize_compilation_unit): Continue after errors.
2712 Optimize the callgraph from here.
2713 (cgraph_optimize): Make static.
2714 * langhooks.c (write_global_declarations): Finalize the CU.
2715 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2716 (gimplify_function_tree): Assert we gimplify only once.
2717 Set PROP_gimple_any property.
2718 * tree-nested.c (gimplify_all_functions): New function.
2719 (lower_nested_functions): Gimplify all nested functions.
2720 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2721 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2722 and pass_diagnose_omp_blocks after gimplification. Do not
2723 set TODO_set_props on all_lowering_passes.
2724 (execute_one_pass): Do not handle TODO_set_props.
2725 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2726 (gimplify.o): Add tree-pass.h dependency.
2727 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2728 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2729 (unsave_r): Likewise.
2730 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2733 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2735 * doc/service.texi (Service): Restore previously removed link,
2736 which isn't broken after all.
2738 2009-07-17 Richard Guenther <rguenther@suse.de>
2740 PR tree-optimization/40321
2741 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2742 PHI nodes to the maximal set.
2743 (make_values_for_phi): Add PHI arguments to the maximal set.
2744 (execute_pre): Dump PHI_GEN and the maximal set.
2746 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2749 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2752 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2754 * doc/extend.texi (Nested Functions): Replace broken link with
2756 * doc/service.texi (Service): Remove broken link.
2758 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2761 * builtins.c (expand_builtin_memcmp): Use loc instead of
2762 EXPR_LOCATION (exp).
2763 (expand_builtin_strncmp): Likewise.
2765 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2766 Manuel López-Ibáñez <manu@gcc.gnu.org>
2769 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2770 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2771 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2772 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2773 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2774 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2775 tree-inline.c, c-common.c, c-common.h, gimple.c,
2776 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2777 convert.c: Add location argument to fold_{unary,binary,ternary},
2778 fold_build[123], build_call_expr, build_size_arg,
2779 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2780 fold_build1_initializer, fold_build2_initializer,
2781 fold_build3_initializer, fold_build_call_array,
2782 fold_build_call_array_initializer, fold_single_bit_test,
2783 omit_one_operand, omit_two_operands, invert_truthvalue,
2784 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2785 combine_comparisons, fold_builtin_*, fold_call_expr,
2786 build_range_check, maybe_fold_offset_to_address, round_up,
2789 2009-07-16 Jason Merrill <jason@redhat.com>
2792 * c-common.c (c_common_reswords): Add __is_standard_layout
2794 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2795 * doc/implement-cxx.texi: New.
2796 * doc/gcc.texi: Include it.
2798 2009-07-16 DJ Delorie <dj@redhat.com>
2800 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2801 compares that may be indirectly affected by previous instructions.
2803 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2805 * builtins.c (do_mpc_arg2): New.
2806 (fold_builtin_2): Fold builtin cpow.
2807 * real.h (HAVE_mpc_pow): New.
2809 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2811 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2812 comparison to skip unprofitable schedule
2814 2009-07-16 Simon Baldwin <simonb@google.com>
2816 * gcc.c (option_map): New flag -no-canonical-prefixes.
2817 * (display_help): Print help text for new flag.
2818 * (process_command): Move options translation and language specifics
2819 and handle new flag early. Use it to set a function pointer to a
2820 prefix builder. Replace make_relative_prefix calls with calls to
2821 the function pointed to. Ignore new flag in regular options handling.
2822 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2824 2009-07-15 DJ Delorie <dj@redhat.com>
2826 * config/mep/mep.md (sibcall_internal): Change register to avoid
2828 (sibcall_value_internal): Likewise.
2830 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2832 PR rtl-optimization/40710
2833 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2835 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2837 * config/mips/mips.md (*extenddi_truncate<mode>,
2838 *extendsi_truncate<mode>): Change type attribute to move_type
2839 with shift_shift. Split out code handling exts from here ...
2840 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2842 (*extendhi_truncateqi): Change type attribute to move_type with
2843 shift_shift. Split out code handling exts from here ...
2844 (*extendhi_truncateqi_exts): ... to this new pattern.
2846 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2849 instead of "and" with inverted sign bit mask value. Use
2850 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2851 Allocate registers only for operand 4 and operand 5.
2853 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2856 * fold-const.c (fold_cond_expr_with_comparison): When folding
2857 < and <= to MIN, make sure the MIN uses the same type as the
2858 comparison's operands.
2860 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2862 * arm.md (ior_xor): New code iterator.
2863 (split for ior/xor with shift and zero-extend): New split pattern.
2864 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2866 2009-07-15 Richard Guenther <rguenther@suse.de>
2868 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2871 2009-07-15 Richard Guenther <rguenther@suse.de>
2874 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2876 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2878 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2879 handle 2.6.30 kernel.
2881 2009-07-15 DJ Delorie <dj@redhat.com>
2883 * config/mep/mep.md (sibcall_internal): Change register to allow
2884 for 24-bit addresses.
2885 (sibcall_value_internal): Likewise.
2887 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2889 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2890 that are enabled/disabled by the flags introduced by a previous patch.
2892 2009-07-14 DJ Delorie <dj@redhat.com>
2894 * config/mep/mep.md (sibcall_internal): Include non-toggling
2896 (sibcall_value_internal): Likewise.
2898 2009-07-14 Taras Glek <tglek@mozilla.com>
2899 Rafael Espindola <espindola@google.com>
2901 * doc/sourcebuild.texi: Document install-plugin target.
2902 * configure.ac: Added install-plugin target to language makefiles.
2903 * configure: Regenerate.
2904 * Makefile.in: (install-plugin): Install more headers,
2905 depend on lang.install-plugin.
2907 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2909 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2912 2009-07-14 DJ Delorie <dj@redhat.com>
2914 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2915 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2916 * config/mep/mep.md (sibcall_internal): Change test from
2917 mep_vliw_mode_match to mep_vliw_jmp_match.
2918 (sibcall_value_internal): Likewise.
2920 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/sse.md (copysign<mode>3): New expander.
2923 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2924 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2925 Use ix86_build_const_vector.
2926 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2927 IX86_BUILTIN_CPYSGNPD.
2928 (builtin_description): Add __builtin_ia32_copysignps and
2929 __builtin_ia32_copysignpd.
2930 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2931 and BUILT_IN_COPYSIGNF.
2933 2009-07-13 Jason Merrill <jason@redhat.com>
2935 * builtins.c (can_trust_pointer_alignment): New fn.
2936 (get_pointer_alignment): Factor it out from here.
2937 * tree.h: Declare it.
2939 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2941 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2944 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2948 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2950 2009-07-14 Richard Guenther <rguenther@suse.de>
2951 Andrey Belevantsev <abel@ispras.ru>
2954 * cfgexpand.c (partition_stack_vars): Do not bother to update
2955 alias information when not optimizing.
2957 2009-07-14 Richard Guenther <rguenther@suse.de>
2958 Andrey Belevantsev <abel@ispras.ru>
2960 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2961 (pt_solution_set): Likewise.
2962 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2963 * tree-ssa-structalias.c (pt_solution_set): New function.
2964 * final.c (rest_of_clean_state): Free SSA data structures.
2965 * print-rtl.c (print_decl_name): Remove.
2966 (print_mem_expr): Implement in terms of print_generic_expr.
2967 * alias.c (ao_ref_from_mem): New function.
2968 (rtx_refs_may_alias_p): Likewise.
2969 (true_dependence): Query alias-export info.
2970 (canon_true_dependence): Likewise.
2971 (write_dependence_p): Likewise.
2972 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2974 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2975 (mem_expr_equal_p): Use operand_equal_p.
2976 (set_mem_attributes_minus_bitpos): Do not use
2977 component_ref_for_mem_expr.
2978 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2979 (update_alias_info_with_stack_vars): Likewise.
2980 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2981 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2982 explicitly nor clear stmt operands.
2983 Free the decl-to-pointer map.
2984 * tree-optimize.c (execute_free_datastructures): Do not free
2985 SSA data structures here.
2986 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2987 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2988 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2990 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2992 2009-07-13 DJ Delorie <dj@redhat.com>
2994 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2995 unrolling at the right iteration count.
2997 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3000 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3002 * haifa-sched.c (rank_for_schedule): Introduced flags to
3003 enable/disable individual scheduling heuristics.
3004 * common.opt: Introduced flags to enable/disable individual
3005 heuristics in the scheduler.
3006 * doc/invoke.texi: Introduced flags to enable/disable individual
3007 heuristics in the scheduler.
3009 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3011 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3012 config/i386/mingw-tls.c.
3013 * config/i386/mingw-tls.c: Removed.
3015 2009-07-13 Ira Rosen <irar@il.ibm.com>
3017 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3018 checks access only relevant statements.
3019 (vectorizable_reduction): Likewise.
3021 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3023 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3024 just for 32-bit case.
3026 2009-07-12 Jan Hubicka <jh@suse.cz>
3028 PR tree-optimization/40585
3029 * except.c (expand_resx_expr): When there already is resume
3030 instruction, produce linked list.
3031 (build_post_landing_pads): Assert that resume is empty.
3032 (connect_post_landing_pads): Handle resume lists.
3033 (dump_eh_tree): Dump resume list.
3035 2009-07-12 Ira Rosen <irar@il.ibm.com>
3037 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3038 with additional argument.
3039 * tree-vectorizer.h (enum vect_def_type): Add
3040 vect_double_reduction_def.
3041 (vect_is_simple_reduction): Add argument.
3042 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3044 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3045 vect_is_simple_reduction with additional argument.
3046 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3048 (reduction_code_for_scalar_code): Handle additional codes by
3049 returning ERROR_MARK for them. Fix comment and indentation.
3050 (vect_is_simple_reduction): Fix comment, add argument to specify
3051 double reduction. Detect double reduction.
3052 (get_initial_def_for_induction): Fix indentation.
3053 (get_initial_def_for_reduction): Fix comment and indentation.
3054 Handle double reduction. Create initial definitions that do not
3055 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3056 (vect_create_epilog_for_reduction): Fix comment, add argument to
3057 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3058 epilogue result extraction. Create double reduction phi node and
3059 replace relevant uses.
3060 (vectorizable_reduction): Call vect_is_simple_reduction with
3061 additional argument. Fix indentation. Update epilogue code treatment
3062 according to the changes in reduction_code_for_scalar_code. Check
3063 for double reduction. Call vect_create_epilog_for_reduction with
3064 additional argument.
3065 * tree-vect-stmts.c (process_use): Handle double reduction, update
3067 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3068 (vect_get_vec_def_for_operand): Likewise.
3070 2009-07-12 Danny Smith <dansmister@gmail.com>
3072 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3073 dllexport if !TREE_PUBLIC.
3074 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3076 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3078 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3079 (avr_extra_arch_macro) Remove declatation.
3080 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3081 (avr_extra_arch_macro) Declare as static.
3082 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3084 2009-07-11 Jan Hubicka <jh@suse.cz>
3087 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3089 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3092 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3093 cold_in_std_section bits.
3094 (dwarf2out_begin_prologue): Initialize them.
3095 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3096 if already covered by text_section or cold_text_section range.
3098 PR rtl-optimization/40667
3099 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3100 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3101 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3102 * config/i386/i386.c (ix86_minimum_alignment): New function.
3103 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3104 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3105 * emit-rtl.c (gen_reg_rtx): Likewise.
3106 * function.c (assign_parms): Likewise. If nominal_type needs
3107 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3108 rather than passed_type's alignment.
3111 * function.c (assign_parm_setup_stack): Adjust
3112 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3113 from nominal_mode on big endian.
3115 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3117 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3119 2009-07-10 DJ Delorie <dj@redhat.com>
3121 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3123 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3125 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3127 (thumb2_cbnz): Likewise.
3129 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3132 * config.gcc (supported_defaults): Add synci.
3133 (with_synci): Add validation.
3134 (all_defaults): Add synci.
3135 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3138 * config/mips/mips.opt (msynci): New option.
3139 * config/mips/mips.c (mips_override_options): Warn on use of
3140 -msynci for targets that do now support it.
3141 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3143 * gcc/doc/invoke.texi (-msynci): Document the new option.
3144 * doc/install.texi (--with-synci): Document the new option.
3146 2009-07-10 Richard Guenther <rguenther@suse.de>
3148 PR tree-optimization/40496
3149 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3150 the PHI result with a compatible type.
3152 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3156 * c.opt (Wunused-result): New.
3157 * doc/invoke.texi: Document it.
3158 * c-common.c (c_warn_unused_result): Use it.
3160 2009-07-09 DJ Delorie <dj@redhat.com>
3162 * targhooks.c (default_target_can_inline_p): Rename from
3163 default_target_option_can_inline_p.
3164 * targhooks.h (default_target_can_inline_p): Likewise.
3165 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3166 TARGET_OPTION_CAN_INLINE_P.
3167 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3168 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3169 (mep_target_can_inline_p): Rename from
3170 mep_target_option_can_inline_p.
3173 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3174 registers used to pass vectors.
3176 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3178 2009-07-09 Tom Tromey <tromey@redhat.com>
3180 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3181 * config/mmix/mmix.c: Include dwarf2.h.
3182 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3183 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3184 * config/sh/sh.c: Include dwarf2.h.
3185 * config/i386/i386.c: Include dwarf2.h.
3186 * Makefile.in (DWARF2_H): Remove 'elf'.
3187 * except.c: Include dwarf2.h.
3188 * unwind-dw2.c: Include dwarf2.h.
3189 * dwarf2out.c: Include dwarf2.h.
3190 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3191 * unwind-dw2-fde.c: Include dwarf2.h.
3192 * dwarf2asm.c: Include dwarf2.h.
3194 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3196 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3197 (max_issue): Use it.
3198 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3200 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3201 (region_sched_info): Update.
3202 * sched-ebb.c (ebb_sched_info): Update.
3203 * modulo-sched.c (sms_sched_info): Update.
3204 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3206 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3208 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3210 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3212 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3214 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3217 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3218 arg1 with arg01 if arg1 is already INTEGER_CST.
3220 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3222 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3223 Transform (and (truncate)) into (truncate (and)).
3225 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3227 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3228 creating LHS paradoxical subregs. Fix surrounding returns to
3229 use NULL_RTX rather than 0.
3231 2009-07-08 DJ Delorie <dj@redhat.com>
3233 * config/mep/mep.c: (mep_option_can_inline_p): New.
3234 (TARGET_OPTION_CAN_INLINE_P): Define.
3236 2009-07-08 Mark Wielaard <mjw@redhat.com>
3239 * dwarf2out.c (add_data_member_location_attribute): When we have
3240 only a constant offset don't emit a new location description using
3241 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3244 2009-07-08 Richard Henderson <rth@redhat.com>
3247 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3248 (enum reg_class): Add CLOBBERED_REGS.
3249 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3250 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3251 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3252 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3253 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3254 force 64-bit sibcalls into R11.
3255 * config/i386/constraints.md (U): New constraint.
3256 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3257 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3258 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3260 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3262 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3264 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3265 * ebitmap.h (dump_ebitmap): Ditto.
3266 * optabs.h (optab_libfunc): Ditto.
3267 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3268 * tree-flow.h (vect_can_force_dr_alignment_p,
3269 get_vectype_for_scalar_type): Ditto.
3270 (vectorize_loops): Move prototype to ...
3271 * tree-vectorizer.h: ... here. Also, adjust comment.
3272 (vect_set_verbosity_level): Remove duplicate prototype.
3273 * tree-ssa-loop.c: Include tree-vectorizer.h.
3274 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3276 2009-07-08 Nick Clifton <nickc@redhat.com>
3278 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3281 2009-07-08 DJ Delorie <dj@redhat.com>
3283 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3284 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3285 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3287 * config/mep/intrinsics.md: Regenerated.
3288 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3289 registers when asm() or calls are detected.
3291 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3294 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3296 * gimple (gimple_build_call_from_tree): Likewise.
3297 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3298 no_warning flag before warning.
3300 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3302 * tree.c (set_expr_locus): Remove.
3303 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3304 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3306 * gimplify.c (internal_get_tmp_var): Likewise.
3307 (gimplify_call_expr): Likewise.
3308 (gimplify_one_sizepos): Likewise.
3310 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3313 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3314 to variables for debugging purposes.
3316 2009-06-23 Mark Loeser <mark@halcy0n.com>
3319 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3321 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3323 * pretty-print.c (pp_base_format): Remove %J.
3324 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3325 gcc_cxxdiag_char_table): Likewise.
3326 (init_dynamic_diag_info): Likewise.
3328 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3330 * pretty-print.c (pp_base_format): Remove %H.
3331 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3332 gcc_cxxdiag_char_table): Likewise.
3333 (init_dynamic_diag_info): Likewise.
3334 * config/mep/mep.c (mep_select_section): Likewise.
3336 2009-07-07 Duncan Sands <baldrick@free.fr>
3338 * final.c (pass_clean_state): Give the pass a name.
3339 * passes.c (pass_rest_of_compilation): Likewise.
3340 * tree-optimize.c (pass_all_optimizations): Likewise.
3342 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3344 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3345 an extra 'decl' for error_at.
3347 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3350 * tree-tailcall.c (adjust_return_value_with_ops,
3351 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3352 if it has complex or vector type.
3354 2009-07-07 Olivier Hainque <hainque@adacore.com>
3356 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3359 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3361 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3365 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3366 * c-decl.c: Likewise.
3367 * function.c: Likewise.
3368 * varasm.c: Likewise.
3369 * tree-ssa.c: Likewise.
3370 * c-common.c: Likewise.
3371 * tree-cfg.c: Likewise.
3372 * config/spu/spu.c: Likewise.
3373 * config/ia64/ia64.c: Likewise.
3374 * config/v850/v850.c: Likewise.
3376 2009-07-06 DJ Delorie <dj@redhat.com>
3378 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3379 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3380 unspecified accesses to control registers.
3381 * config/mep/intrinsics.md: Regenerate.
3382 * config/mep/intrinsics.h: Regenerate.
3383 * config/mep/mep-intrin.h: Regenerate.
3385 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3387 * c-lex.c: Replace %H by an explicit location. Update all calls.
3388 * c-common.c: Likewise.
3389 * c-decl.c: Likewise.
3390 * c-typeck.c: Likewise.
3391 * fold-const.c: Likewise.
3392 * gimplify.c: Likewise.
3394 * tree-cfg.c: Likewise.
3395 * tree-ssa-loop-niter.c: Likewise.
3396 * tree-vrp.c: Likewise.
3397 * value-prof.c: Likewise.
3399 2009-07-06 Diego Novillo <dnovillo@google.com>
3401 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3402 if it has one. Handle cases where VAR does not have an
3403 annotation or cfun is NULL.
3405 2009-07-06 Diego Novillo <dnovillo@google.com>
3407 * tree.c: Include debug.h.
3408 (initialize_tree_contains_struct): New.
3409 (init_ttree): Call it.
3410 (tree_node_structure_for_code): Factor out of ...
3411 (tree_node_structure): ... here.
3412 * treestruct.def (TS_PHI_NODE): Remove.
3413 (TS_GIMPLE_STATEMENT): Remove.
3415 2009-07-06 Diego Novillo <dnovillo@google.com>
3417 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3418 (debug_tree_chain): Handle cycles.
3420 2009-07-06 Nick Clifton <nickc@redhat.com>
3421 DJ Delorie <dj@redhat.com>
3423 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3424 __FMOVD_ENABLED__ is defined.
3426 (TARGET_FMOVD): Provide a default definition.
3427 (MASK_FMOVD): Likewise.
3428 (TARGET_CPU_CPP_BUILTINS): Define
3429 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3430 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3431 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3432 (split for DF load from memory into register): Also handle
3433 MEMs which consist of REG+DISP addressing.
3434 (split for DF store from register to memory): Likewise.
3435 (movsf_ie): Always use single fp_mode.
3436 * config/sh/sh.c (sh_override_options): Do not automatically
3437 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3438 that to the -mfmovd command line switch.
3439 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3440 (fldi_ok): Always allow.
3441 * config/sh/sh.opt (mfmovd): Remove this switch.
3442 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3444 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3445 Kaz Kojima <kkojima@gcc.gnu.org>
3447 PR rtl-optimization/30807
3448 * postreload.c (reload_combine): For every new use of REG_SUM,
3449 record the use of BASE.
3451 2009-07-06 Jan Hubicka <jh@suse.cz>
3453 * params.def: Revert my accidental commit at 2009-06-30.
3455 2009-07-04 Ian Lance Taylor <iant@google.com>
3458 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3460 (mingw_format_attribute_overrides): Likewise.
3462 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3465 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3466 don't check cfa.reg. Instead of cfa.indirect use
3467 fde && fde->drap_reg != INVALID_REGNUM test.
3469 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3471 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3473 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3476 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3478 2009-07-03 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/40640
3481 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3484 2009-07-03 Jan Hubicka <jh@suse.cz>
3486 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3487 for size, reduce amount of inlining.
3489 2009-07-03 Richard Guenther <rguenther@suse.de>
3492 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3493 if t +- x is known to not overflow and the conversion widens the
3495 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3497 2009-07-03 Jan Hubicka <jh@suse.cz>
3499 * ipa-pure-const.c (analyze): Update loop optimizer init.
3500 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3501 try_remove_empty_loop, remove_empty_loops): Remove.
3502 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3503 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3504 to mark regular loops as neccesary.
3505 (degenerate_phi_p): New function.
3506 (propagate_necessity, remove_dead_phis): Use it.
3507 (forward_edge_to_pdom): Likewise.
3508 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3509 virtual PHI nodes that became unreachable.
3510 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3511 * tree-flow.h (remove_empty_loops): Remove.
3512 * passes.c (init_optimization_passes): Remove.
3514 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3516 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3517 can_create_pseudo_p.
3518 (*fix_trunc<mode>_i387_1): Ditto.
3519 (*floathi<mode>2_1): Ditto.
3520 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3521 (*fistdi2_1): Ditto.
3522 (*fist<mode>2_1): Ditto.
3523 (frndintxf2_floor): Ditto.
3524 (*fist<mode>2_floor_1): Ditto.
3525 (frndintxf2_ceil): Ditto.
3526 (*fist<mode>2_ceil_1): Ditto.
3527 (frndintxf2_trunc): Ditto.
3528 (frndintxf2_mask_pm): Ditto.
3529 (fxam<mode>2_i387_with_temp): Ditto.
3530 * config/i386/sse.md (mulv16qi3): Ditto.
3531 (*sse2_mulv4si3): Ditto.
3533 (sse4_2_pcmpestr): Ditto.
3534 (sse4_2_pcmpistr): Ditto.
3536 2009-07-03 Jan Hubicka <jh@suse.cz>
3538 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3539 (mark_stmt_necessary): Set it.
3540 (mark_operand_necessary): Set it.
3541 (mark_control_dependent_edges_necessary): Set it.
3542 (mark_virtual_phi_result_for_renaming): New function.
3543 (get_live_post_dom): New function.
3544 (forward_edge_to_pdom): New function.
3545 (remove_dead_stmt): Fix handling of control dependences.
3546 (tree_dce_init): Init new bitmap.
3547 (tree_dce_done): Free it.
3549 2009-07-02 Richard Guenther <rguenther@suse.de>
3552 * tree-ssa-structalias.c (new_var_info): Initialize
3555 2009-07-02 Jan Hubicka <jh@suse.cz>
3557 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3560 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3562 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3563 instead of recomputing it. Adjust calls.
3564 (emit_store_flag): Adjust recursive calls.
3566 2009-07-02 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-live.c (remove_unused_locals): Do not remove
3570 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3571 of DECL_EXTERNAL for HEAP variables.
3572 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3573 HEAP variables. Do not adjust RESTRICT vars.
3574 (find_what_var_points_to): Nobody cares if something
3577 2009-07-02 Ben Elliston <bje@au.ibm.com>
3579 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3580 pc_low and pc_high declarations to the top of the function.
3582 2009-07-01 DJ Delorie <dj@redhat.com>
3584 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3586 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3587 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3588 unspecified accesses to control registers.
3589 * config/mep/intrinsics.md: Regenerate.
3590 * config/mep/intrinsics.h: Regenerate.
3591 * config/mep/mep-intrin.h: Regenerate.
3593 2009-07-01 Anthony Green <green@moxielogic.com>
3595 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3596 instruction when possible.
3597 (moxie_expand_prologue): Ditto. Also, save an instruction and
3598 some complexity by popping off of $r12 instead of $sp.
3599 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3602 2009-07-01 Richard Henderson <rth@redhat.com>
3605 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3606 contained no insns, reposition note before last insn.
3608 2009-07-01 Richard Henderson <rth@redhat.com>
3611 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3612 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3614 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3617 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3618 darwin9 for printing reg addresses with %y.
3620 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3622 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3623 truncation from operands in binary operations.
3625 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3628 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3629 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3630 subreg of op0 to the original op0.
3632 * expmed.c (store_bit_field_1): Use a temporary as the destination
3633 instead of a paradoxical subreg when we need to truncate the result.
3635 2009-07-01 DJ Delorie <dj@redhat.com>
3637 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3638 names to VLIW variants.
3639 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3640 * config/mep/intrinsics.md: Regenerate.
3641 * config/mep/intrinsics.h: Regenerate.
3642 * config/mep/mep-intrin.h: Regenerate.
3644 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3647 * jump.c (returnjump_p): Revert last patch.
3648 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3650 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3653 * pa.md (casesi32p): Use jump table label to determine the offset
3655 (casesi64p): Likewise.
3657 * pa.c (forward_branch_p): Return bool type. Use instruction
3658 addresses when available. Assert that INSN has a jump label.
3659 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3662 2009-07-01 Richard Guenther <rguenther@suse.de>
3664 PR tree-optimization/19831
3665 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3666 that only act as barriers do not make any previous stores necessary.
3667 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3668 HEAP variables global, do not add a constraint from nonlocal.
3669 (find_func_aliases): Handle escapes through return statements.
3670 (compute_points_to_sets): Make escaped HEAP variables global.
3672 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3675 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3676 after reducing a DImode cstore to SImode.
3678 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3680 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3681 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3683 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3685 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3686 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3688 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3689 and umod_optab if TARGET_BSD_DIVMOD.
3690 * config/vax/lib1funcs.asm: New file.
3691 * config/vax/t-linux: New file.
3692 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3694 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3697 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3698 to type arguments that have void type.
3701 * dwarf2out.c (gen_formal_parameter_die): Call
3702 equate_decl_number_to_die if node is different from origin.
3704 2009-06-30 Anthony Green <green@moxielogic.com>
3706 Clean up moxie port for --enable-build-with-cxx.
3707 * config/moxie/moxie.c (moxie_function_value): First two
3708 parameters are const_tree, not tree.
3709 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3710 (REG_CLASS_NAMES): Ditto.
3711 (REGNO_REG_CLASS): Ditto.
3712 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3713 (moxie_function_value): Fix constyness of arguments.
3715 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3717 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3718 finalize_size_functions before further processing.
3719 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3720 (variable_size): Call self_referential_size on size expressions
3721 that contain a PLACEHOLDER_EXPR.
3722 (size_functions): New static variable.
3723 (copy_self_referential_tree_r): New static function.
3724 (self_referential_size): Likewise.
3725 (finalize_size_functions): New global function.
3726 * tree.c: Include tree-inline.h.
3727 (push_without_duplicates): New static function.
3728 (find_placeholder_in_expr): New global function.
3729 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3731 <tcc_expression>: Likewise.
3732 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3733 the call in the expression.
3734 * tree.h (finalize_size_functions): Declare.
3735 (find_placeholder_in_expr): Likewise.
3736 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3737 (substitute_placeholder_in_expr): Update comment.
3738 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3740 (copy_tree_body_r): Likewise.
3741 (copy_tree_body): New static function.
3742 (maybe_inline_call_in_expr): New global function.
3743 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3744 (maybe_inline_call_in_expr): Declare.
3745 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3746 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3749 2009-06-30 Richard Guenther <rguenther@suse.de>
3751 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3753 (propagate_necessity): Do not mark reaching defs of stores
3756 2009-06-30 Jan Hubicka <jh@suse.cz>
3758 * cfgloopanal.c (check_irred): Move into ...
3759 (mark_irreducible_loops): ... here; return true if ireducible
3761 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3762 (analyze_function): Try to prove loop finiteness.
3763 * cfgloop.h (mark_irreducible_loops): Update prototype.
3764 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3766 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3768 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3770 2009-06-30 Ira Rosen <irar@il.ibm.com>
3772 PR tree-optimization/40542
3773 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3776 2009-06-30 Martin Jambor <mjambor@suse.cz>
3778 PR tree-optimization/40582
3779 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3780 than useless_type_conversion_p.
3781 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3784 2009-06-30 Martin Jambor <mjambor@suse.cz>
3787 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3789 2009-06-30 Richard Guenther <rguenther@suse.de>
3791 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3792 use ao_ref references.
3793 (walk_aliased_vdefs): Likewise.
3794 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3795 * tree-ssa-dce.c (struct ref_data): Remove.
3796 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3797 (mark_aliased_reaching_defs_necessary): Adjust.
3798 (mark_all_reaching_defs_necessary_1): Likewise.
3800 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3803 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3804 (emit_store_flag_1): Extract from emit_store_flag, adjust
3805 calls to (what now is) emit_cstore.
3806 (emit_store_flag): Call emit_store_flag_1 and also use it
3807 for what used to be recursive calls.
3809 2009-06-30 Wei Guozhi <carrot@google.com>
3812 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3813 if the target bb post dominates from bb.
3814 * config/i386/i386.c (memory_address_length): Check existence of base
3815 register before using it.
3817 2009-06-30 Nick Clifton <nickc@redhat.com>
3818 DJ Delorie <dj@redhat.com>
3820 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3821 __FMOVD_ENABLED__ is defined.
3823 (TARGET_FMOVD): Provide a default definition.
3824 (MASK_FMOVD): Likewise.
3825 (TARGET_CPU_CPP_BUILTINS): Define
3826 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3827 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3828 two fmov instructions depending upon whether TARGET_FMOVD is
3830 (split for DF load from memory into register): Also handle
3831 MEMs which consist of REG+DISP addressing.
3832 (split for DF store from register to memory): Likewise.
3833 * config/sh/sh.opt (mfmovd): Remove this switch.
3834 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3835 * config/sh/sh.c (sh_override_options): Do not automatically
3836 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3837 that to the -mfmovd command line switch.
3839 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3841 (fldi_ok): Always allow.
3842 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3844 2009-06-29 DJ Delorie <dj@redhat.com>
3846 * doc/install.texi (mep-x-elf): Correct chip's full name.
3848 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3850 * doc/extend.texi: Fix typo.
3852 2009-06-29 Tom Tromey <tromey@redhat.com>
3855 * Makefile.in (DWARF2_H): New variable.
3857 (dwarf2out.o): Likewise.
3858 (dwarf2asm.o): Likewise.
3859 * config/i386/t-i386: Use DWARF2_H.
3860 * except.c: Include elf/dwarf2.h.
3861 * unwind-dw2.c: Include elf/dwarf2.h.
3862 * dwarf2out.c: Include elf/dwarf2.h.
3863 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3864 <dtprel>: New field.
3865 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3866 (size_of_loc_descr): Likewise.
3867 (output_loc_operands_raw): Likewise.
3868 (output_loc_operands): Handle new dtprel field.
3869 (loc_checksum): Update.
3870 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3871 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3872 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3873 * dwarf2asm.c: Include elf/dwarf2.h.
3874 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3875 * config/mmix/mmix.c: Include elf/dwarf2.h.
3876 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3877 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3878 * config/sh/sh.c: Include elf/dwarf2.h.
3879 * config/i386/i386.c: Include elf/dwarf2.h.
3881 2009-06-29 DJ Delorie <dj@redhat.com>
3883 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3885 * doc/extend.texi: Add MeP attributes and pragmas.
3886 * doc/invoke.text: Add MeP Options.
3887 * doc/contrib.texi: Add MeP contribution.
3888 * doc/md.texi: Add MeP constraints.
3889 * doc/install.texi: Add MeP target.
3891 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3893 * target.h (struct gcc_target): Add frame_pointer_required field.
3894 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3895 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3896 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3898 * reload1.c (update_eliminables): (Ditto.).
3899 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3900 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3901 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3903 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3905 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3906 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3907 (arm_frame_pointer_required): New function.
3909 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3910 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3911 (avr_frame_pointer_required_p): Declare as static.
3912 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3914 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3915 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3916 (bfin_frame_pointer_required): Make as static, change return type
3918 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3920 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3921 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3922 (cris_frame_pointer_required): New function.
3924 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3926 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3927 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3928 (fr30_frame_pointer_required): New function.
3930 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3931 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3932 (frv_frame_pointer_required): Make as static, change return type
3934 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3936 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3937 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3938 (ix86_frame_pointer_required): Make as static, change return type to
3940 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3942 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3943 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3945 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3949 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3951 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3952 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3953 (mips_frame_pointer_required): Make as static.
3954 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3956 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3957 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3958 (mmix_frame_pointer_required): Mew function.
3960 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3961 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3963 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3965 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3967 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3969 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3970 (CAN_ELIMINATE): Redefine.
3971 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3972 (sparc_frame_pointer_required): New function.
3973 (sparc_can_eliminate): New function.
3974 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3976 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3977 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3979 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3980 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3981 (xtensa_frame_pointer_required): Make as static, change return type
3983 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3986 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3988 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3989 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3990 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3991 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3992 (register_callback): Handle PLUGIN_START_UNIT.
3993 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3995 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3997 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3999 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4000 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4002 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4004 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4007 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4009 * doc/extend.texi (Additional Floating Types): __float128 is also
4010 supported on i386 targets.
4012 2009-06-29 Richard Guenther <rguenther@suse.de>
4015 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4017 (pt_solutions_same_restrict_base): Declare.
4018 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4020 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4021 (make_constraint_from, make_copy_constraint): Move earlier.
4022 (make_constraint_from_heapvar): New function.
4023 (make_constraint_from_restrict): Likewise.
4024 (handle_lhs_call): Use it.
4025 (find_func_aliases): Use it to track conversions to restrict
4027 (struct fieldoff): Add only_restrict_pointers flag.
4028 (push_fields_onto_fieldstack): Initialize it.
4029 (create_variable_info_for): Track global restrict qualified pointers.
4030 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4031 Track restrict qualified pointer arguments.
4032 (set_uids_in_ptset): Use varinfo is_global_var flag.
4033 (find_what_var_points_to): Set the vars_contains_restrict flag.
4034 Always create the points-to solution for sets including restrict tags.
4035 (pt_solutions_same_restrict_base): New function.
4036 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4037 qualified pointers use pt_solutions_same_restrict_base as
4038 additional source for disambiguation.
4040 2009-06-29 Richard Guenther <rguenther@suse.de>
4043 * alias.c (find_base_decl): Remove.
4044 (get_deref_alias_set_1): Remove restrict handling.
4045 * c-common.c (c_apply_type_quals_to_decl): Do not set
4046 DECL_POINTER_ALIAS_SET.
4047 * gimplify.c (find_single_pointer_decl_1): Remove.
4048 (find_single_pointer_decl): Likewise.
4049 (internal_get_tmp_var): Remove restrict handling.
4050 (gimple_regimplify_operands): Likewise.
4051 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4052 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4053 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4054 * tree.c (restrict_base_for_decl): Remove.
4055 (init_ttree): Do not allocate it.
4056 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4057 LABEL_DECL_UID for label decls.
4058 (copy_node_stat): Do not copy restrict information.
4059 (decl_restrict_base_lookup): Remove.
4060 (decl_restrict_base_insert): Likewise.
4061 (print_restrict_base_statistics): Likewise.
4062 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4063 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4064 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4065 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4066 (LABEL_DECL_UID): Adjust.
4067 (DECL_BASED_ON_RESTRICT_P): Remove.
4068 (DECL_GET_RESTRICT_BASE): Likewise.
4069 (SET_DECL_RESTRICT_BASE): Likewise.
4070 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4072 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4073 instead of DECL_POINTER_ALIAS_SET.
4074 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4075 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4076 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4078 2009-06-29 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/40579
4081 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4082 the IL to simplify has constants that overflowed.
4084 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4086 PR tree-optimization/40550
4087 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4088 vector_compute_type only when the size of vector_compute_type is
4089 less than the size of type.
4091 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4093 * fold-const.c (contains_label_1): Fix comments.
4094 (contains_label_p): Do not walk trees multiple time.
4096 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4098 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4099 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4100 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4101 ix86_fp_comparison_operator.
4102 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4103 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4104 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4105 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4106 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4107 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4108 (related splits): Change predicate to ix86_fp_comparison_operator.
4109 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4110 instead of ix86_fp_comparison_codes.
4111 (ix86_trivial_fp_comparison_operator,
4112 ix86_fp_comparison_operator): New.
4113 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4114 (ix86_expand_compare): Eliminate last two parameters.
4115 (ix86_fp_jump_nontrivial_p): Kill.
4116 * config/i386/i386.c (put_condition_code): Eliminate call to
4117 ix86_fp_comparison_codes and subsequent assertion.
4118 (ix86_fp_comparison_codes): Eliminate.
4119 (ix86_fp_swap_condition): New.
4120 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4121 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4122 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4123 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4124 and ix86_fp_swap_condition.
4125 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4126 Use ix86_fp_comparison_strategy.
4127 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4128 (ix86_fp_jump_nontrivial_p): Eliminate.
4129 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4130 call to ix86_expand_compare.
4131 (ix86_split_fp_branch, ix86_expand_setcc,
4132 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4133 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4135 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4137 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4138 related to jump_clobbers.
4139 * config/arm/arm.md (conds): Remove jump_clob case.
4140 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4141 splits): Change comparison_operator to arm_comparison_operator.
4142 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4145 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4147 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4148 condition for floating point modes.
4149 * expmed.c (emit_store_flag_1): Move here a bigger part
4151 (emit_store_flag): Try swapping the condition for floating point
4153 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4155 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4157 * expr.c (expand_expr_real_1): Just use do_store_flag.
4158 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4159 emit_store_flag_force.
4160 * expmed.c (emit_store_flag_force): Copy here trick
4161 previously in expand_expr_real_1. Try reversing the comparison.
4162 (emit_store_flag_1): Work if target is NULL.
4163 (emit_store_flag): Work if target is NULL, using the result mode
4164 from the comparison. Use split_comparison, restructure final part
4165 to simplify conditionals.
4167 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4169 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4170 * dojump.c (do_jump): Change handling of floating-point
4171 ops to use just do_compare_and_jump.
4172 (split_comparison): New.
4173 (do_compare_rtx_and_jump): Add here logic coming previously
4174 in do_jump, using split_comparison.
4176 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4183 * tree-ssa-alias.c: Fix unintentional commit.
4185 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4187 * passes.c (execute_one_pass): Fix unintentional commit.
4189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4191 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4192 (df_rd_local_compute, df_md_local_compute): Inline them.
4194 (df_md_scratch): New.
4195 (df_md_alloc, df_md_free): Allocate/free it.
4196 (df_md_local_compute): Only include live registers in init.
4197 (df_md_transfer_function): Prune the in-set computed by
4198 the confluence function, and the gen-set too.
4200 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4202 PR rtl-optimization/26854
4203 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4204 * df-problems.c (df_rd_add_problem): Fix comment.
4205 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4206 df_md_simulate_artificial_defs_at_top,
4207 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4208 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4209 df_md_transfer_function, df_md_init, df_md_confluence_0,
4210 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4211 problem_MD, df_md_add_problem): New.
4212 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4213 df_md_get_bb_info): New.
4214 (DF_LAST_PROBLEM_PLUS1): Adjust.
4216 * Makefile.in (fwprop.o): Include domwalk.h.
4217 * fwprop.c: Include domwalk.h.
4218 (reg_defs, reg_defs_stack): New.
4219 (bitmap_only_bit_between): Remove.
4220 (process_defs): New.
4221 (process_uses): Use reg_defs and local_md instead of
4222 bitmap_only_bit_between and local_rd.
4223 (single_def_use_enter_block): New, from build_single_def_use_links.
4224 (single_def_use_leave_block): New.
4225 (build_single_def_use_links): Remove code moved to
4226 single_def_use_enter_block, invoke domwalk.
4227 (use_killed_between): Adjust comment.
4229 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4231 * bitmap.h (bitmap_ior_and_into): New.
4232 * bitmap.c (bitmap_ior_and_into): New.
4234 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4236 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4237 before_dom_children_before_stmts and after_dom_children_after_stmts.
4238 Rename the two remaining callbacks to just before_dom_children and
4239 after_dom_children. Remove other GIMPLE statement walking bits.
4240 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4241 * graphite.c: Do not include domwalk.h.
4242 * tree-into-ssa.c (interesting_blocks): New global.
4243 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4244 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4245 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4246 now that they're not domwalk callbacks.
4247 (rewrite_initialize_block): Rename to...
4248 (rewrite_enter_block): ... this, place after called functions. Test
4249 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4250 (rewrite_finalize_block): Rename to...
4251 (rewrite_leave_block): ... this, place after called functions.
4252 (rewrite_update_init_block): Rename to...
4253 (rewrite_update_enter_block): ... this, place after called functions.
4254 Test interesting_blocks, call rewrite_update_stmt and
4255 rewrite_update_phi_arguments.
4256 (rewrite_update_fini_block): Rename to...
4257 (rewrite_leave_block): ... this, place after called functions.
4258 (rewrite_blocks): Remove last argument, simplify initialization of
4260 (mark_def_sites_initialize_block): Rename to...
4261 (mark_def_sites_block): ... this, call mark_def_sites.
4262 (mark_def_sites_blocks): Remove argument, simplify initialization of
4264 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4265 (update_ssa): Likewise.
4266 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4268 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4269 (dom_opt_initialize_block): Rename to...
4270 (dom_opt_enter_block): ... this, place after called functions. Walk
4271 statements here, inline propagate_to_outgoing_edges.
4272 (dom_opt_finalize_block): Rename to...
4273 (dom_opt_leave_block): ... this, place after called functions.
4274 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4276 (dse_enter_block, dse_record_phi): New.
4277 (dse_record_phis): Delete.
4278 (dse_finalize_block): Rename to...
4279 (dse_leave_block): ... this.
4280 (tree_ssa_dse): Simplify initialization of walk_data.
4281 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4282 Adjust initialization of walk_data.
4283 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4284 * tree-ssa-loop-phiopt.c (get_non_trapping):
4285 Adjust initialization of walk_data.
4286 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4287 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4288 it's not a domwalk callback.
4289 (uncprop_initialize_block): Rename to...
4290 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4291 (dse_finalize_block): Rename to...
4292 (dse_leave_block): ... this.
4293 (tree_ssa_uncprop): Simplify initialization of walk_data.
4294 * Makefile.in: Adjust dependencies.
4296 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4298 * arm.md (casesi): Fix test for Thumb1.
4299 (thumb1_casesi_internal_pic): Likewise.
4300 (thumb1_casesi_dispatch): Likewise.
4302 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4304 * config/arm/arm-cores.def: Added core cortex-m0.
4305 * config/arm/arm-tune.md: Regenerated.
4306 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4308 2009-06-26 DJ Delorie <dj@redhat.com>
4310 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4312 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4313 the scheduler doesn't tag jump insns.
4315 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4317 * c-decl.c (merge_decls): Re-indent.
4319 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4322 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4323 Special-case decimal float constants.
4325 2009-06-26 Richard Henderson <rth@redhat.com>
4327 * function.h (struct function): Add cannot_be_copied_reason,
4328 and cannot_be_copied_set.
4329 * tree-inline.c (has_label_address_in_static_1): Rename from
4330 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4331 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4332 don't set inline_forbidden_reason.
4333 (copy_forbidden): New function, split out of inline_forbidden_p.
4334 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4335 (inline_forbidden_p): Use copy_forbidden.
4336 (tree_versionable_function_p): Likewise.
4337 (inlinable_function_p): Merge into tree_inlinable_function_p.
4338 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4339 * ipa-cp.c (ipcp_versionable_function_p): New function.
4340 (ipcp_cloning_candidate_p): Use it.
4341 (ipcp_node_modifiable_p): Likewise.
4343 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4345 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4346 that is marked not to be inlined. Remove flag_mudflap use.
4347 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4348 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4350 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4353 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4354 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4356 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4358 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4360 (__mingwthr_remove_key_dtor): Likewise.
4362 2009-06-26 Richard Guenther <rguenther@suse.de>
4364 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4366 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4369 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4370 try the non-cond_exec path also.
4372 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4375 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4376 (output_cbranch): Use new functions.
4377 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4380 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4381 Pat Haugen <pthaugen@us.ibm.com>
4382 Revital Eres <ERES@il.ibm.com>
4384 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4385 for %c error. Add %x support to print VSX registers as a unified
4386 register set, instead of separate float and altivec registers.
4387 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4388 %y case, and add support for VSX pre-modify addresses.
4389 (output_toc): Add assert for CONST containing an integer constant
4391 (rs6000_adjust_cost): Add POWER7 support.
4392 (insn_must_be_first_in_group): Ditto.
4393 (insn_must_be_last_in_group): Ditto.
4394 (rs6000_emit_popcount): Ditto.
4395 (rs6000_vector_mode_supported_p): Ditto.
4397 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4398 Change some of the functions called by macros to being called
4399 through a pointer, so debug functions can be inserted if
4400 -mdebug=addr or -mdebug=cost.
4401 (rs6000_preferred_reload_class_ptr): Ditto.
4402 (rs6000_secondary_reload_class_ptr): Ditto.
4403 (rs6000_secondary_memory_needed_ptr): Ditto.
4404 (rs6000_cannot_change_mode_class_ptr): Ditto.
4405 (rs6000_secondary_reload_inner): Ditto.
4406 (rs6000_legitimize_reload_address): Ditto.
4407 (rs6000_legitimize_reload_address_ptr): Ditto.
4408 (rs6000_mode_dependent_address): Ditto.
4409 (rs6000_mode_dependent_address_ptr): Ditto.
4411 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4412 function to return true if the mode allows reg + integer
4414 (virtual_stack_registers_memory_p): New function to return true if
4415 the address refers to a virtual stack register.
4416 (rs6000_legitimate_offset_address_p): Move code to say whether a
4417 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4419 (rs6000_legitimate_address_p): Add checks for modes that only can
4420 do reg+reg addressing. Start adding VSX support.
4421 (rs6000_legitimize_reload_address): Ditto.
4422 (rs6000_legitimize_address): Ditto.
4423 (rs6000_debug_legitimate_address_p): New debug functions for
4424 -mdebug=addr and -mdebug=cost.
4425 (rs6000_debug_rtx_costs): Ditto.
4426 (rs6000_debug_address_costs): Ditto.
4427 (rs6000_debug_adjust_cost): Ditto.
4428 (rs6000_debug_legitimize_address): Ditto.
4429 (rs6000_legitimize_reload_address_ptr): Point to call normal
4430 function or debug function. Make functions called via pointer
4432 (rs6000_mode_dependent_address_ptr): Ditto.
4433 (rs6000_secondary_reload_class_ptr): Ditto.
4434 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4435 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4436 into a friendlier error.
4437 (rs6000_init_builtins): Add initial VSX support.
4438 (rs6000_adjust_cost): Fix some spacing issues.
4440 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4441 (REG_CLASS_NAMES): Ditto.
4442 (REG_CLASS_CONTENTS): Ditto.
4443 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4444 pointer, to add -mdebug=addr support.
4445 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4446 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4447 -mdebug=addr support.
4448 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4449 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4450 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4452 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4454 (bswapsi*): Set attribute types for load/store. Add combiner
4455 patterns to eliminate zero extend on 64-bit.
4456 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4457 stdbrx if the hardware supports those instructions.
4459 2009-06-25 Ian Lance Taylor <iant@google.com>
4461 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4462 (Link Options): Document -static-libstdc++.
4464 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4467 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4468 DATA_ALIGNMENT instead.
4470 2009-06-25 Richard Guenther <rguenther@suse.de>
4472 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4473 indirect references against the callused/escaped solutions.
4474 (call_may_clobber_ref_p_1): Likewise.
4476 2009-06-25 Martin Jambor <mjambor@suse.cz>
4478 PR tree-optimization/40493
4479 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4480 (enum unscalarized_data_handling): New type.
4481 (handle_unscalarized_data_in_subtree): Return what has been done.
4482 (load_assign_lhs_subreplacements): Handle left flushes differently.
4483 (sra_modify_assign): Use unscalarized_data_handling, simplified
4484 condition determining whether to remove the statement.
4486 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4488 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4489 excerpt - @ should be doubled for texinfo.
4491 2009-06-24 Ian Lance Taylor <iant@google.com>
4493 * config/arc/arc.c: Include "df.h".
4494 (arc_attribute_table): Make static. Move higher in file.
4495 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4496 (output_shift): Initialize n later to avoid warning.
4497 * config/arm/arm.c (arm_attribute_table): Make static. Move
4499 * config/avr/avr.c (avr_attribute_table): Make static. Move
4501 (reg_class_tab): Change array type from int to enum reg_class.
4502 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4504 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4505 (lshrhi3_out): Likewise.
4506 (class_likely_spilled_p): Change return type to bool.
4507 (avr_rtx_costs): Use local code variable with enum type.
4508 * config/avr/avr.md (movmemhi): Use add_reg_note.
4509 (andhi3, andsi3): Don't use AS2 with "and".
4510 (iorhi3, iorsi3): Don't use AS2 with "or".
4511 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4512 * config/crx/crx.c: Include "df.h".
4513 (crx_attribute_table): Make static.
4514 * config/m32r/m32r.c: Include "df.h".
4515 (m32r_attribute_table): Make static. Move higher in file.
4516 (pop): Use add_reg_note.
4517 (block_move_call): Change 0 to LCT_NORMAL in function call.
4518 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4519 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4520 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4521 declare, not just when TREE_CODE is defined.
4522 * config/m68hc11/m68hc11.c: Include "expr.h".
4523 (m68hc11_attribute_table): Make static. Move higher in file.
4524 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4526 (m68hc11_register_indirect_p): Likewise.
4527 (m68hc11_function_arg_padding): Change return type to enum
4529 (emit_move_after_reload): Use add_reg_note.
4530 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4531 (m68hc11_split_logical): Likewise.
4532 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4534 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4535 to VOIDmode in function call.
4536 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4538 (m68hc11_split_logical): Update declaration.
4539 (m68hc11_function_arg_padding): Update declaration.
4540 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4541 to array of enum reg_class.
4542 (mcore_attribute_table): Make static. Move higher in file.
4543 (mcore_rtx_costs): Add cast to enum type.
4544 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4545 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4546 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4548 * config/sh/predicates.md (trapping_target_operand): Rename and to
4550 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4552 * config/spu/spu.c (spu_attribute_table): Make static. Move
4554 * config/v850/v850.c (v850_attribute_table): Make static. Move
4556 (v850_rtx_costs): Use local code with enum type.
4557 (expand_epilogue): Add cast.
4558 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4560 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4563 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4564 -m2a-single-only and -m2a-nofpu.
4565 * config/sh/sh.opt: Document m2a generates FPU code.
4567 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4569 * defaults.h (CAN_ELIMINATE): Provide default.
4570 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4571 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4572 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4573 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4574 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4575 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4576 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4577 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4578 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4579 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4581 2009-06-24 DJ Delorie <dj@redhat.com>
4583 * mep-ext-cop.cpu: Fix copyright notice.
4584 * mep-default: Fix copyright notice.
4585 * mep-core: Fix copyright notice.
4586 * mep: Fix copyright notice.
4587 * mep-ivc2: Fix copyright notice.
4588 * mep-c5: Fix copyright notice.
4590 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4592 * doc/contrib.texi (Contributors):
4594 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4597 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4598 src and dst operands if necessary.
4600 2009-06-23 DJ Delorie <dj@redhat.com>
4603 * config.gcc: Add mep support.
4604 * recog.c: Resurrect validate_replace_rtx_subexp().
4605 * recog.h: Likewise.
4606 * config/mep/: Add new port:
4607 * config/mep/constraints.md: New file.
4608 * config/mep/default.h: New file.
4609 * config/mep/intrinsics.h: New file.
4610 * config/mep/intrinsics.md: New file.
4611 * config/mep/ivc2-template.h: New file.
4612 * config/mep/mep-c5.cpu: New file.
4613 * config/mep/mep-core.cpu: New file.
4614 * config/mep/mep-default.cpu: New file.
4615 * config/mep/mep-ext-cop.cpu: New file.
4616 * config/mep/mep-intrin.h: New file.
4617 * config/mep/mep-ivc2.cpu: New file.
4618 * config/mep/mep-lib1.asm: New file.
4619 * config/mep/mep-lib2.c: New file.
4620 * config/mep/mep-pragma.c: New file.
4621 * config/mep/mep-protos.h: New file.
4622 * config/mep/mep-tramp.c: New file.
4623 * config/mep/mep.c: New file.
4624 * config/mep/mep.cpu: New file.
4625 * config/mep/mep.h: New file.
4626 * config/mep/mep.md: New file.
4627 * config/mep/mep.opt: New file.
4628 * config/mep/predicates.md: New file.
4629 * config/mep/t-mep: New file.
4631 2009-06-23 Ian Lance Taylor <iant@google.com>
4633 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4634 from loose_warn into c_loose_warn and from strict_warn into
4635 c_strict_warn. Set and substitute warn_cxxflags. Check for
4636 --enable-build-with-cxx. Set and substitute
4637 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4638 * Makefile.in (CXXFLAGS): New variable.
4639 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4640 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4641 the default is the same as $(STRICT_WARN).
4642 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4643 (CXX): New variable.
4644 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4645 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4646 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4647 (HOST_LIBS): New variable.
4648 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4649 (ALL_CXXFLAGS): New variable.
4650 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4651 * doc/install.texi (Configuration): Document
4652 --enable-build-with-cxx, --with-stage1-ldflags,
4653 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4654 * configure: Rebuild.
4656 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4658 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4659 from previous commit.
4661 2009-06-23 Ian Lance Taylor <iant@google.com>
4663 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4665 2009-06-23 Ian Lance Taylor <iant@google.com>
4667 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4668 with ATTRIBUTE_UNUSED.
4670 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4671 Pat Haugen <pthaugen@us.ibm.com>
4672 Revital Eres <eres@il.ibm.com>
4674 * config.in (HAVE_AS_POPCNTD): Add default definition.
4675 (HAVE_AS_LWSYNC): Ditto.
4677 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4679 (gcc_cv_as_powerpc_cmpb): Ditto.
4680 (gcc_cv_as_powerpc_dfp): Ditto.
4681 (gcc_cv_as_powerpc_vsx): Ditto.
4682 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4683 supporting the popcntd/lwsync instructions.
4684 (gcc_cv_as_powerpc_lwsync): Ditto.
4685 * configure: Regenerate.
4687 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4688 -mcpu=native and -mcpu=power7.
4689 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4691 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4692 a variable instead of a mask to reduce the number of mask bits.
4693 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4694 (-mbit-word): Ditto.
4695 (-mregnames): Ditto.
4696 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4697 (-mfused-madd): Ditto.
4699 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4701 (-mvsx): New switch for VSX instructions.
4702 (-misel): Move from a variable to a mask to allow it to be set by
4705 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4706 function declaration to an array declaration.
4707 (rs6000_hard_regno_nregs): New external array declaration.
4709 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4710 files included by rs6000.md.
4712 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4713 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4715 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4717 (rs6000_debug_reg): New -mdebug= variables.
4718 (rs6000_debug_addr): Ditto.
4719 (rs6000_debug_cost): Ditto.
4720 (rs6000_pmode): New variable to hold Pmode.
4721 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4722 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4723 calculated at compiler start.
4724 (rs6000_hard_regno_nregs): Change function to an array which holds
4725 HARD_REGNO_NREGS calculated at compiler start.
4726 (rs6000_explicit_options): Delete isel field.
4727 (rs6000_vector_unit): New array to hold which vector unit
4728 supports arithmetic options for a given type.
4729 (rs6000_vector_mem): New array to hold which vector unit supports
4730 memory reference operations for a given type.
4731 (rs6000_vector_align): New array to given the alignment of each
4733 (power7_cost): New basic costs for power7.
4734 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4735 (rs6000_hard_regno_nregs_internal): New function, moved from
4736 HARD_REGNO_NREGS, to calculate the number of registers each hard
4737 register takes for each type.
4738 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4739 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4740 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4741 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4742 unit information here so it is calculated once at compiler startup
4744 (rs6000_override_options): Make -misel a target mask. Add more
4745 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4746 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4748 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4749 (rs6000_handle_option): Move -misel from variable to target mask.
4750 (rs6000_builtin_mask_for_load): Add VSX support.
4751 (rs6000_conditional_register_usage): Ditto.
4752 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4753 (function_arg_boundary): Ditto.
4754 (rs6000_expand_builtin): Ditto.
4755 (def_builtin): Make abort message a little friendlier.
4756 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4758 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4759 assembler support the popcntd instruction instead of a vsx
4760 instruction to enable power7 support.
4761 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4762 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4763 option to the assembler if -mcpu=native.
4764 (ASM_CPU_NATIVE_SPEC): Ditto.
4765 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4767 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4768 the lwsync instruction.
4769 (enum processor_type): Add PROCESSOR_POWER7.
4770 (rs6000_debug_reg): New -mdebug= options.
4771 (rs6000_debug_addr): Ditto.
4772 (rs6000_debug_cost): Ditto.
4773 (rs6000_isel): Delete.
4774 (enum rs6000_vector): New enum to say what vector unit we have.
4775 (VECTOR_UNIT_*): New macros to say which vector unit has
4776 arithmetic operations for a given type.
4777 (VECTOR_MEM_*): New macros to say which vector unit has memory
4778 operations for a given type.
4779 (TARGET_LDBRX): Whether the machine supports the ldbrx
4781 (TARGET_ISEL): Delete, -misel moved to be a mask.
4782 (TARGET_ISEL64): New macro for 64-bit isel support.
4783 (UNITS_PER_VSX_WORD): New macro.
4784 (POINTER_SIZE): Move to be an external variable, rather than
4785 calculating whether we are generating 32 ot 64-bit code.
4787 (STACK_BOUNDARY): Add VSX support.
4788 (LOCAL_ALIGNMENT): Ditto.
4789 (SLOW_UNALIGNED_ACCESS): Ditto.
4790 (VSX_REGNO_P): New macro for VSX support.
4791 (VFLOAT_REGNO_P): Ditto.
4792 (VINT_REGNO_P): Ditto.
4793 (VLOGICAL_REGNO_P): Ditto.
4794 (VSX_VECTOR_MODE): Ditto.
4795 (VSX_SCALAR_MODE): Ditto.
4797 (VSX_MOVE_MODE): Ditto.
4798 (VSX_REG_CLASS_P): Ditto.
4799 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4801 (UNITS_PER_SIMD_WORD): Add VSX support.
4802 (MODES_TIEABLE_P): Ditto.
4803 (STARTING_FRAME_OFFSET): Ditto.
4804 (STACK_DYNAMIC_OFFSET): Ditto.
4805 (EPILOGUE_USES): Ditto.
4806 (REGNO_REG_CLASS): Move to array lookup.
4807 (CLASS_MAX_NREGS): Ditto.
4808 (rs6000_vector_reg_class): Add declaration.
4809 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4810 overlap with the floating point and Altivec registers.
4812 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4814 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4815 give the appropriate asm switches if -mcpu=native.
4816 (host_detect_local_cpu): Add support for "asm".
4817 (host_detect_local_cpu): Follow GNU code guidelines for name.
4819 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4820 -mbit-word to a variable instead of being a target mask.
4822 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4823 emit the lwsync instruction instead of emitting the instruction as
4824 an integer constant.
4826 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4827 fixuns_trundfsi2, move expander into rs6000.md.
4829 * config/rs6000/rs6000.md (cpu): Add power7.
4830 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4831 (logical predicate patterns): Change the single instruction
4832 primitives that set CR0 to be fast_compare instead of compare.
4834 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4835 (popcntddi2): Ditto.
4836 (popcount<mode>): Ditto.
4837 (floating multiply/add insns): Name the floating point
4839 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4840 (isel_unsigned_<mode>): Ditto.
4841 (fixuns_trundfsi2): Move expander here from spe.md.
4842 (smindi3): Define if we have -misel on 64-bit systems.
4847 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4849 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4851 * config/avr/avr.c (avr_current_device): New variable.
4852 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4853 (avr_arch, mcu_type_s): Move to avr.h.
4854 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4855 default_data_section_start fields.
4856 (avr_arch): Moved from avr.c.
4857 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4858 library_name fields.
4859 (avr_current_device, avr_mcu_types, avr_arch_types,
4860 avr_device_to_arch, avr_device_to_data_start,
4861 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4862 (EXTRA_SPEC_FUNCTIONS): Define.
4863 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4864 options mapping. Use device_to_arch and device_to_data_start insted.
4865 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4866 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4867 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4868 * config/avr/driver-avr.c: New file.
4869 * config/avr/avr-devices.c: New file.
4871 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4873 * var-tracking.c (unshare_variable): Force initialized to
4874 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4875 (set_variable_part): Likewise.
4876 (struct variable_union_info): Remove pos_src field.
4877 (vui_vec, vui_allocated): New variables.
4878 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4879 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4880 == 1 use a simpler sorting algorithm. Compute pos field right
4881 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4882 Avoid quadratic comparison if !flag_var_tracking_uninit.
4883 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4884 unshare_variable unconditionally.
4885 (dataflow_set_different_2): Removed.
4886 (dataflow_set_different): Don't traverse second hash table.
4887 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4888 unconditionally to var_reg_set or var_mem_set.
4889 (emit_notes_in_bb): Likewise.
4890 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4892 (emit_note_insn_var_location): Don't set initialized to
4893 VAR_INIT_STATUS_INITIALIZED early.
4894 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4896 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4898 * tree-object-size.c (addr_object_size): Instead of checking
4899 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4900 are no FIELD_DECLs following it.
4902 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4904 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4905 order to match bswaps with signed source operands.
4907 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4909 * sdbout.c (sdbout_one_type): Fix braces in switch.
4911 2009-06-23 Richard Guenther <rguenther@suse.de>
4913 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4915 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4916 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4917 var_callused, callused_tree, var_storedanything, storedanything_tree,
4918 var_integer, integer_tree): Remove global variables.
4919 (new_var_info): Do not pass new id, append the new var to the
4920 global variable vector.
4921 (do_ds_constraint): Use is_global_var member of the variable-info.
4922 (new_scalar_tmp_constraint_exp): Adjust.
4923 (create_function_info_for): Likewise.
4924 (create_variable_info_for): Likewise.
4925 (find_what_var_points_to): Remove dead code.
4926 (init_base_vars): Simplify.
4927 (compute_points_to_sets): Adjust.
4929 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4931 * combine.c (try_combine): Dump information about the insns we're
4934 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4936 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4937 check when calling force_to_mode on TRUNCATE's operand.
4939 2009-06-22 Ian Lance Taylor <iant@google.com>
4941 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4943 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4945 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4947 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4949 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4950 override library linkage flags such as -static-libgcc or
4953 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4955 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4957 2009-06-22 Ian Lance Taylor <iant@google.com>
4959 * config/linux.opt: Put mglibc ahead of muclibc.
4961 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4962 for duplicate decls.
4964 2009-06-22 Matthias Klose <doko@ubuntu.com>
4966 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4968 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4971 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4972 instead of NULL if a parser error occurs.
4974 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4976 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4977 non-DWARF2_DEBUGGING_INFO version.
4979 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4981 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4982 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4984 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4985 (LIBGCC2_TF_CEXT): Define.
4988 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4991 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4993 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4995 * config/arm/arm.c (arm_override_options): Disable
4996 -mcaller-super-interworking and -mcallee-super-interworking.
4997 * doc/invoke.texi (ARM Options): Document this.
4999 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5001 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5002 * config/arm/constraints.md (j): New constraint for movw operands.
5003 (N): Remove thumb2 meaning.
5004 * config/arm/arm.md (*arm_movw): Delete.
5005 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5006 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5007 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5009 2009-06-22 Martin Jambor <mjambor@suse.cz>
5011 PR tree-optimization/40492
5012 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5013 build_ref_for_offset.
5015 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5017 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5018 JUMP_TABLE_DATA_P predicates where applicable.
5019 * auto-inc-dec.c: Ditto.
5020 * builtins.c: Ditto.
5021 * caller-save.c: Ditto.
5023 * cfgcleanup.c: Ditto.
5024 * cfglayout.c: Ditto.
5027 * combine-stack-adj.c: Ditto.
5033 * dwarf2asm.c: Ditto.
5034 * dwarf2out.c: Ditto.
5035 * emit-rtl.c: Ditto.
5041 * function.c: Ditto.
5044 * genpreds.c: Ditto.
5045 * genrecog.c: Ditto.
5047 * ira-costs.c: Ditto.
5048 * ira-lives.c: Ditto.
5051 * lower-subreg.c: Ditto.
5052 * modulo-sched.c: Ditto.
5054 * postreload.c: Ditto.
5055 * print-rtl.c: Ditto.
5064 * sched-vis.c: Ditto.
5066 * sel-sched-ir.c: Ditto.
5067 * simplify-rtx.c: Ditto.
5068 * targhooks.c: Ditto.
5069 * var-tracking.c: Ditto.
5070 * vmsdbgout.c: Ditto.
5072 2009-06-22 Matthias Klose <doko@ubuntu.com>
5074 * Makefile.in (install-plugin): Always use DESTDIR.
5076 2009-06-22 Olivier Hainque <hainque@adacore.com>
5078 * config/pa/pa.c (output_call): Don't optimize post call jumps
5079 into return address adjustments if the call may throw.
5081 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5083 * arm.c (thumb1_output_casesi): New function.
5084 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5085 optimizing for size or PIC.
5086 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5087 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5088 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5089 (thumb1_casesi_internal_pic): New expand rule.
5090 (thumb1_casesi_dispatch): New pattern.
5091 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5093 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5094 in the text seciton when PIC or optimizing for size.
5095 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5096 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5097 preservation properties of code.
5098 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5099 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5100 (__gnu_thumb1_case_si): New function.
5101 * t-arm (LIB1ASMSRC): Define here.
5102 (LIB1ASMFUNCS): Add some common functions.
5103 * t-arm-elf (LIB1ASMSRC): Delete.
5104 (LIB1ASMFUNCS): Append to existing set.
5105 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5106 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5107 * t-symbian (LIB1ASMFUNCS): Likewise.
5108 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5109 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5111 2009-06-21 Richard Guenther <rguenther@suse.de>
5113 PR tree-optimization/38729
5114 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5115 to loops with a single exit if -fno-expensive-optimizations.
5117 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5119 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5120 (dataflow_set): Change vars type from htab_t to shared_hash.
5121 (shared_hash_pool, empty_shared_hash): New variables.
5122 (vars_clear): Removed.
5123 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5124 shared_hash_find_slot_unshare, shared_hash_find_slot,
5125 shared_hash_find_slot_noinsert, shared_hash_find): New
5127 (shared_hash_unshare, shared_hash_destroy): New functions.
5128 (unshare_variable): Unshare set->vars if shared, use
5130 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5131 (get_init_value, find_src_set_src, dump_dataflow_set,
5132 clobber_variable_part, emit_notes_for_differences): Use
5134 (dataflow_set_init): Remove second argument, set vars to
5135 empty_shared_hash instead of creating a new htab.
5136 (dataflow_set_clear): Call shared_hash_destroy and set vars
5137 to empty_shared_hash instead of calling vars_clear.
5138 (dataflow_set_copy): Don't call vars_copy, instead just share
5139 the src htab with dst.
5140 (variable_union): Use shared_hash_*, use initially NO_INSERT
5141 lookup if set->vars is shared. Don't keep slot cleared before
5142 calling unshare_variable. Unshare set->vars if needed.
5143 Even ->refcount == 1 vars must be unshared if set->vars is shared
5144 and var needs to be modified.
5145 (variable_canonicalize): New function.
5146 (dataflow_set_union): If dst->vars is empty, just share src->vars
5147 with dst->vars and traverse with variable_canonicalize to canonicalize
5148 and unshare what is needed.
5149 (dataflow_set_different): If old_set and new_set use the same shared
5150 htab, they aren't different. If number of htab elements is different,
5151 htabs are different. Use shared_hash_*.
5152 (dataflow_set_destroy): Call shared_hash_destroy instead of
5154 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5155 second argument to dataflow_set_init.
5156 (vt_initialize): Likewise. Initialize shared_hash_pool and
5157 empty_shared_hash, move bb in/out initialization afterwards.
5158 Use variable_htab_free instead of NULL as changed_variables del hook.
5159 (variable_was_changed): Change type of second argument to pointer to
5160 dataflow_set. When inserting var into changed_variables, bump
5161 refcount. Unshare set->vars if set is shared htab and slot needs to
5163 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5164 lookup if set->vars is shared. Unshare set->vars if needed.
5165 Even ->refcount == 1 vars must be unshared if set->vars is shared
5166 and var needs to be modified. Adjust variable_was_changed caller.
5167 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5168 vars must be unshared if set->vars is shared and var needs to be
5169 modified. Adjust variable_was_changed caller.
5170 (emit_note_insn_var_location): Don't pool_free var.
5171 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5173 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5174 free_alloc_pool on shared_hash_pool.
5176 2009-06-20 Anthony Green <green@moxielogic.com>
5178 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5179 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5181 2009-06-20 Richard Guenther <rguenther@suse.de>
5183 * tree-ssa-structalias.c (find_func_aliases): For memset use
5184 a constraint from NULL if we memset to zero.
5185 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5186 we explicitly handle that do not read from memory.
5187 (call_may_clobber_ref_p_1): Properly handle builtins that may
5190 2009-06-20 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/40495
5193 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5194 (new_scalar_tmp_constraint_exp): New function.
5195 (process_constraint): Do not create temporary decls.
5196 (process_all_all_constraints): Likewise.
5197 (handle_const_call): Likewise.
5198 (create_function_info_for): Do not set decl.
5200 2009-06-19 Ian Lance Taylor <iant@google.com>
5202 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5203 (rs6000_attribute_table): Make static; move before use.
5205 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5207 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5208 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5209 Propagate the TREE_READONLY flag without overwriting it.
5210 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5211 Propagate the TREE_READONLY flag onto the result.
5212 (process_call_operands): Move around. Use correct constant value.
5214 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5217 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5218 * config/arm/arm.md: Likewise.
5220 2009-06-19 Ian Lance Taylor <iant@google.com>
5222 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5223 to GIMPLE_ERROR_MARK.
5225 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5226 op2_original_type parameters. Warn about using different enum types.
5227 * c-parser.c (c_parser_conditional_expression): Pass original
5228 types to build_conditional_expr.
5229 * c-tree.h (build_conditional_expr): Update declaration.
5231 2009-06-19 Ian Lance Taylor <iant@google.com>
5233 * config/i386/i386.c (ix86_function_specific_save): Test that
5234 fields match values, rather than testing the values are in a
5237 2009-06-19 Richard Guenther <rguenther@suse.de>
5239 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5241 (ptr_derefs_may_alias_p): Likewise.
5242 (ptr_deref_may_alias_ref_p_1): New function.
5243 (ptr_deref_may_alias_ref_p): Likewise.
5244 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5245 covered by looking at the ESCAPED solution.
5246 (call_may_clobber_ref_p_1): Likewise.
5247 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5248 Handle NULL_TREE offset. Do not produce redundant constraints.
5249 (process_all_all_constraints): New helper function.
5250 (do_structure_copy): Use it.
5251 (handle_lhs_call): Likewise.
5252 (find_func_aliases): Handle some builtins with pointer arguments
5253 and/or return values explicitly.
5255 2009-06-19 Ian Lance Taylor <iant@google.com>
5257 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5259 2009-06-19 Ian Lance Taylor <iant@google.com>
5261 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5263 2009-06-19 Ian Lance Taylor <iant@google.com>
5265 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5266 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5269 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5270 uninitialized const.
5272 2009-06-19 Ian Lance Taylor <iant@google.com>
5274 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5277 * c-decl.c (in_struct, struct_types): Remove.
5278 (struct c_binding): Add in_struct field.
5279 (c_binding_ptr): Define type, along with VEC.
5280 (struct c_struct_parse_info): Define.
5281 (struct_parse_info): New static variable.
5282 (bind): Initialize in_struct field.
5283 (start_struct): Remove enclosing_in_struct and
5284 enclosing_struct_types parameters. Add
5285 enclosing_struct_parse_info parameter. Change all callers. Set
5286 struct_parse_info rather than in_struct and struct_types.
5287 (grokfield): If -Wc++-compat and there is a symbol binding for the
5288 field name, set the in_struct flag and push it on the
5289 struct_parse_info->fields vector.
5290 (warn_cxx_compat_finish_struct): New static function.
5291 (finish_struct): Remove enclosing_in_struct and
5292 enclosing_struct_types parameters. Add
5293 enclosing_struct_parse_info parameter. Change all callers. Don't
5294 set C_TYPE_DEFINED_IN_STRUCT here. Call
5295 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5296 parameter. Only push on struct_types if warn_cxx_compat.
5297 (finish_enum): Only push on struct_types if warn_cxx_compat.
5298 (declspecs_add_type): Add loc parameter. Change all callers.
5299 Change all error calls to error_at. Pass loc, not input_location,
5300 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5301 defined in a struct. If -Wc++-compat and parsing a struct, record
5302 that a typedef name was used.
5303 * c-parser.c (c_parser_declspecs): Get location to pass to
5305 (c_parser_struct_or_union_specifier): Update calls to start_struct
5307 * c-tree.h (struct c_struct_parse_info): Declare.
5308 (finish_struct, start_struct): Update declarations.
5309 (declspecs_add_type): Update declaration.
5311 2009-06-19 Ian Lance Taylor <iant@google.com>
5313 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5314 variable with an anonymous type.
5316 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5318 * see.c: Remove for real.
5320 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5322 * optabs.h (enum optab_index): Add new OTI_significand.
5323 (significand_optab): Define corresponding macro.
5324 * optabs.c (init_optabs): Initialize significand_optab.
5325 * genopinit.c (optabs): Implement significand_optab using
5326 significand?f2 patterns.
5327 * builtins.c (expand_builtin_mathfn): Handle
5328 BUILT_IN_SIGNIFICAND{,F,L}.
5329 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5330 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5332 * config/i386/i386.md (significandxf2, significand<mode>2): New
5333 expanders to implement significandf, significand and significandl
5334 built-ins as inline x87 intrinsics.
5336 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5338 * config/avr/avr.c (avr_override_options): Remove setting value of
5339 PARAM_INLINE_CALL_COST.
5341 2009-06-18 Richard Henderson <rth@redhat.com>
5344 * tree-pass.h (TDF_ASMNAME): New.
5345 * tree-dump.c (dump_options): Add asmname.
5346 * doc/invoke.texi: Document it.
5348 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5349 (dump_decl_name): ...here.
5350 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5351 (dump_generic_node): Update dump_function_name calls.
5352 (print_call_name): New flags arg; update all dump calls.
5353 * diagnostic.h (print_call_name): Update.
5354 * gimple-pretty-print.c (dump_gimple_call): Update.
5356 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5359 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5361 2009-06-18 Diego Novillo <dnovillo@google.com>
5363 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5364 * plugin.c (str_license): Declare.
5365 (try_init_one_plugin): Assert that the symbol
5366 'plugin_is_GPL_compatible' exists.
5368 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5371 * Makefile.in (OBJS-common): Remove see.o.
5373 * common.opt (fsee): Mark as preserved for backward compatibility.
5374 * opts.c (common_handle_option): Add OPT_fsee to the backward
5375 compatibility section.
5376 * passes.c (init_optimization_passes, pass_see): Remove pass.
5377 * timevar.def (TV_SEE): Remove.
5378 * tree-pass.h (pass_see): Remove declaration.
5379 * doc/invoke.texi (-fsee): Remove documentation.
5381 2009-06-18 Martin Jambor <mjambor@suse.cz>
5383 * tree-sra.c: Include statistics.h
5384 (sra_stats): New variable.
5385 (sra_initialize): Clear sra_stats.
5386 (create_access_replacement): Increment sra_stats.replacements.
5387 (get_access_replacement): Do not return twice.
5388 (analyze_all_variable_accesses): Increment statistics counter by the
5389 number of scalarized aggregates.
5390 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5391 (sra_modify_expr): Increment sra_stats.exprs.
5392 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5393 (sra_modify_assign): Increment sra_stats.exprs,
5394 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5395 (perform_intra_sra): Update statistics counters.
5396 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5398 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5400 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5401 (arm_scalar_mode_supported_p): New function.
5403 2009-06-18 Paul Brook <paul@codesourcery.com>
5404 Sandra Loosemore <sandra@codesourcery.com>
5406 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5407 (__extendhfsf2, __truncsfhf2): Define.
5408 * config/arm/fp16.c: New file.
5409 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5410 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5412 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5414 * doc/extend.texi (Half-Precision): New section.
5415 * doc/invoke.texi (Option Summary): List -mfp16-format.
5416 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5417 * config/arm/arm.opt (mfp16-format=): New.
5418 * config/arm/arm.c: Include intl.h.
5419 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5420 (TARGET_INVALID_RETURN_TYPE): Redefine.
5421 (TARGET_PROMOTED_TYPE): Redefine.
5422 (TARGET_CONVERT_TO_TYPE): Redefine.
5423 (arm_fp16_format): Define.
5424 (all_fpus): Add entry for neon-fp16.
5425 (fp_model_for_fpu): Likewise.
5426 (struct fp16_format): Declare.
5427 (all_fp16_formats): Define.
5428 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5430 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5432 (arm_legitimate_index_p): Treat HFmode like HImode.
5433 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5434 (coproc_secondary_reload_class): Special-case HFmode.
5435 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5436 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5437 (arm_init_fp16_builtins): New.
5438 (arm_init_builtins): Call it.
5439 (arm_invalid_parameter_type): New.
5440 (arm_invalid_return_type): New.
5441 (arm_promoted_type): New.
5442 (arm_convert_to_type).
5443 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5445 (arm_emit_fp16_const): New function.
5446 (arm_mangle_type): Mangle __fp16 as "Dh".
5447 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5449 (TARGET_NEON_FP16): New.
5450 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5451 (enum fputype): Add FPUTYPE_NEON_FP16.
5452 (enum arm_fp16_format_type): Declare.
5453 (arm_fp16_format): Declare.
5454 (LARGEST_EXPONENT_IS_NORMAL): Define.
5455 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5456 * config/arm/arm-modes.def (HFmode): Define.
5457 * config/arm/vfp.md: (*movhf_vfp): New.
5460 * config/arm/arm.md: (fpu): Add neon_fp16.
5461 (floatsihf2, floatdihf2): New.
5462 (fix_trunchfsi2, fix_trunchfdi2): New.
5466 (*arm32_movhf): New.
5467 (*thumb1_movhf): New.
5468 (consttable_2): Add check for HFmode constants.
5469 (consttable_4): Handle HFmode constants.
5471 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5473 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5475 2009-06-17 Olivier Hainque <hainque@adacore.com>
5477 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5478 const char ** conversion in AIX specific section.
5480 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5482 * config/i386/i386.c (ix86_special_builtin_type): Remove
5483 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5484 (bdesc_special_args): Updated.
5485 (ix86_init_mmx_sse_builtins): Likewise.
5486 (ix86_expand_special_args_builtin): Likewise.
5488 2009-06-17 Richard Henderson <rth@redhat.com>
5490 * tree-pretty-print.c (maybe_dump_asm_name): New.
5491 (dump_decl_name): Use it.
5492 (PRINT_FUNCTION_NAME): Merge into...
5493 (dump_function_name): ... here. Use maybe_dump_asm_name.
5495 2009-06-17 Cary Coutant <ccoutant@google.com>
5497 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5499 * debug.c (struct gcc_debug_hooks): Change placeholder for
5501 (debug_nothing_int_charstar_int): Replaced by...
5502 (debug_nothing_int_charstar_int_bool): ...this.
5503 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5504 source_line prototype.
5505 (debug_nothing_int_charstar_int): Replaced by...
5506 (debug_nothing_int_charstar_int_bool): ...this.
5507 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5508 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5509 Output is_stmt operand when necessary.
5510 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5511 (notice_source_line): Add is_stmt parameter.
5512 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5513 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5515 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5516 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5518 2009-06-17 Ian Lance Taylor <iant@google.com>
5520 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5522 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5525 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5527 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5528 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5529 tree_strip_sign_nop_conversions and
5530 tree_ssa_strip_useless_type_conversions rather than stripping
5531 the operations here.
5532 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5534 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5535 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5536 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5537 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5540 2009-06-17 Michael Eager <eager@eagercon.com>
5542 * config/rs6000/constraints.md (register_constraint "d"): New.
5543 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5544 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5545 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5546 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5547 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5548 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5549 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5550 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5551 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5552 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5554 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5555 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5556 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5557 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5558 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5559 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5560 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5561 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5562 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5563 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5564 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5565 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5566 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5567 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5569 2009-06-16 Ian Lance Taylor <iant@google.com>
5571 * profile.c (total_num_never_executed): Don't define.
5572 (compute_branch_probabilities): Don't count or print
5574 (init_branch_prob): Don't set total_num_never_executed.
5575 (end_branch_prob): Don't print total_num_never_executed.
5577 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5579 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5581 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5583 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5584 (nabstd2_fpr): Same.
5586 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5588 * expr.c (expand_assignment): Change complex type check.
5590 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5592 * doc/plugins.texi (Building GCC plugins): Added new section.
5594 2009-06-17 Ian Lance Taylor <iant@google.com>
5596 * c-pch.c (get_ident): Don't set size of templ array.
5597 (pch_init): Don't set size of partial_pch array.
5599 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5600 string constant to intialize an array whose size is the length of
5603 2009-06-17 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/40389
5606 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5607 to addressable types.
5608 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5610 2009-06-17 Richard Guenther <rguenther@suse.de>
5613 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5614 if there is no evolution of left in the loop bail out.
5615 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5616 chrec_fold_multiply.
5618 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5619 Janis Johnson <janis187@us.ibm.com>
5622 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5623 for the symbol ref of a constant that is the source of a move
5624 - nor for any other not-obvious-label-ref constants.
5626 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5628 * plugin.c (position_pass): Skip newly inserted pass during list
5629 traversal to avoid repeated insertion.
5631 2009-06-16 Ian Lance Taylor <iant@google.com>
5633 * vec.h (VEC_stack_alloc): Define different version if
5634 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5635 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5636 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5637 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5639 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5641 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5643 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5644 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5645 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5646 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5647 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5648 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5649 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5650 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5651 __builtin_ia32_rdtscp.
5652 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5653 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5654 and __builtin_ia32_rorhi.
5655 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5656 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5657 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5658 (ix86_expand_args_builtin): Likewise.
5659 (ix86_expand_special_args_builtin): Likewise.
5661 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5662 (UNSPECV_RDTSC): Likewise.
5663 (UNSPECV_RDPMC): Likewise.
5664 (*bsr): Renamed to ...
5666 (*bsr_rex64): Renamed to ...
5670 (*rdpmc_rex64): Likewise.
5673 (*rdtsc_rex64): Likewise.
5675 (*rdtscp): Likewise.
5676 (*rdtscp_rex64): Likewise.
5678 * config/i386/ia32intrin.h: New.
5680 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5682 2009-06-16 Ian Lance Taylor <iant@google.com>
5684 * ira-build.c (copy_info_to_removed_store_destinations):
5685 Initialize parent_a.
5687 2009-06-16 Ian Lance Taylor <iant@google.com>
5689 * c-decl.c (grokdeclarator): Change size_varies to bool.
5691 2009-06-16 Ian Lance Taylor <iant@google.com>
5693 * sel-sched.c: Make forward declarations of move_op_hooks and
5694 fur_hooks explicitly extern.
5696 2009-06-16 Ian Lance Taylor <iant@google.com>
5698 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5699 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5701 2009-06-16 Ian Lance Taylor <iant@google.com>
5703 * resource.c (mark_referenced_resources): Change
5704 include_delayed_effects parameter to bool. Change all callers.
5705 (mark_end_of_function_resources): Likewise.
5706 * reorg.c (insn_references_resource_p): Likewise.
5707 (insn_sets_resource_p): Likewise.
5708 * resource.h (mark_referenced_resources): Update declaration.
5709 (mark_end_of_function_resources): Update declaration.
5711 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5713 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5715 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5717 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5718 GCC can bootstrap on AIX with GNU Binutils 2.20.
5720 2009-06-16 Ian Lance Taylor <iant@google.com>
5722 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5724 2009-06-16 Ian Lance Taylor <iant@google.com>
5726 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5727 inline, not extern inline.
5728 (exact_log2): Likewise.
5729 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5731 (exact_log2): Likewise, but don't test CTZ_HWI.
5733 2009-06-16 Ian Lance Taylor <iant@google.com>
5735 * bitmap.c (bitmap_clear): Don't declare as inline.
5736 * gimple.c (gimplify_assign): Likewise.
5737 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5738 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5739 (sched_scan_info): Remove duplicate definition.
5741 2009-06-16 Ian Lance Taylor <iant@google.com>
5743 * c-common.c (skip_evaluation): Don't define.
5744 (c_inhibit_evaluation_warnings): Define global variable.
5745 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5746 than skip_evaluation.
5747 (convert_and_check, warn_for_div_by_zero): Likewise.
5748 * c-common.h (skip_evaluation): Don't declare.
5749 (c_inhibit_evaluation_warnings): Declare.
5750 * c-parser.c (c_parser_typeof_specifier): Set
5751 c_inhibit_evaluation_warnings rather than skip_evaluation.
5752 (c_parser_conditional_expression): Likewise.
5753 (c_parser_binary_expression): Likewise.
5754 (c_parser_sizeof_expression): Likewise.
5755 (c_parser_alignof_expression): Likewise.
5756 * c-typeck.c (build_indirect_ref): Check
5757 c_inhibit_evaluation_warnings rather than skip_evaluation.
5758 (build_conditional_expr, build_binary_op): Likewise.
5760 2009-06-16 Richard Guenther <rguenther@suse.de>
5762 * tree-ssa-alias.c (is_escape_site): Remove.
5763 * tree-ssa-alias.h (enum escape_type): Remove.
5764 (is_escape_site): Likewise.
5765 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5766 via casts and asms without deferring to is_escape_site.
5768 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5771 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5772 use gen_lowpart if op0 has complex mode.
5774 2009-06-16 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5777 variables add them to ESCAPED.
5778 (find_func_aliases): Do not make all indirectly stored values escaped.
5780 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5782 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5785 2009-06-16 Martin Jambor <mjambor@suse.cz>
5787 PR tree-optimization/40432
5788 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5789 check whether we need to force gimple register operand.
5791 2009-06-16 Martin Jambor <mjambor@suse.cz>
5793 PR tree-optimization/40413
5794 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5795 build_ref_for_offset.
5796 (propagate_subacesses_accross_link): Fix a typo in a comment.
5798 2009-06-16 Ira Rosen <irar@il.ibm.com>
5800 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5801 with additional parameter.
5802 * tree-vectorizer.h (enum vect_def_type): Add new value
5804 (enum vect_relevant): Add comments.
5805 (vect_is_simple_reduction): Add new argument.
5806 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5807 Detect nested cycles.
5808 (vect_is_simple_reduction): Update documentation, add an argument to
5809 distinguish inner-loop reduction from nested cycle, detect nested
5810 cycles, fix printings and indentation, don't swap operands in case
5812 (get_initial_def_for_reduction): Handle subtraction.
5813 (vect_create_epilog_for_reduction): Add new argument to specify
5815 (vect_finalize_reduction): Handle subtraction, fix comments.
5816 (vectorizable_reduction): Handle nested cycles. In case of nested
5817 cycle keep track of the reduction variable position. Call
5818 vect_is_simple_reduction with additional parameter. Use original
5819 statement code in reduction epilogue for nested cycle. Call
5820 vect_create_epilog_for_reduction with additional parameter.
5821 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5822 inner-loop vectorization.
5823 (vect_recog_widen_sum_pattern): Likewise.
5824 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5826 (vect_mark_stmts_to_be_vectorized): Likewise.
5827 (vect_get_vec_def_for_operand): Handle nested cycles.
5829 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5831 * doc/invoke.texi (Debugging Options): Fix option index entries
5832 for -fdump-statistics, -frandom-seed add entries for
5833 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5834 (FRV Options): Fix entries for -mTLS, -mtls.
5835 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5836 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5837 (M68hc1x Options): Fix @itemx for -mnominmax.
5838 (MCore Options): Fix entry for -mno-lsim.
5839 (MMIX Options): Fix entry for -mabi=mmixware.
5840 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5842 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5844 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5845 Mention the plugin mode of gengtype.
5846 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5847 * gengtype.c: Updated copyright.
5848 (plugin_files, nb_plugin_files) Added new static variables.
5849 (measure_input_list) Care about plugin_files.
5850 (write_rtx_next): Added early return in plugin mode.
5851 (create_file): Updated copyright year in generated file. Added
5853 (oprintf): Added early return if NULL outf.
5854 (get_output_file_with_visibility): Care of plugin_files.
5855 (get_output_file_name): May return null.
5856 (write_local): Added early return.
5857 (put_mangled_filename): Ditto.
5858 (finish_root_table): Added check for base_files.
5859 (write_roots): Care about null when plugins.
5860 (main): Added plugin mode.
5862 2009-06-15 Ian Lance Taylor <iant@google.com>
5864 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5865 * gcov.c (read_count_file): Add braces around variables declared
5868 * c.opt (Wjump-misses-init): New warning.
5869 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5870 -Wall and -Wc++-compat if not already set.
5871 (c_common_post_options): Clear warn_jump_misses_init if it was not
5873 * c-decl.c (struct c_binding): Change type field to a union with
5874 new label field. Make it the first field in the struct. Update
5875 references to type to use u.type instead.
5876 (struct c_spot_bindings): Define.
5877 (struct c_goto_bindings): Define.
5878 (c_goto_bindings_p): Define, along with VECs.
5879 (struct c_label_vars): Define.
5880 (struct c_scope): Add has_label_bindings field.
5881 (bind_label, set_spot_bindings): New static functions.
5882 (decl_jump_unsafe, update_spot_bindings): New static functions.
5883 (update_label_decls): New static function.
5884 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5885 Update binding u.label field to shadowed field.
5886 (c_binding_start_stmt_expr): New function.
5887 (c_binding_end_stmt_expr): New function.
5888 (pushdecl): Don't call c_begin_vm_scope.
5889 (make_label): Add defining and p_label_vars parameters. Change
5891 (lookup_label): Correct test for whether a label has not yet been
5892 defined. Call bind_label rather than bind.
5893 (warn_about_goto): New static function.
5894 (lookup_label_for_goto): New function.
5895 (declare_label): Call bind_label rather than bind.
5896 (check_earlier_gotos): New static function.
5897 (define_label): Don't give errors about jumping into statement
5898 expressions or scopes of variably modified types. Call
5899 set_spot_bindings and check_earlier_gotos. Call bind_label
5900 instead of bind. Don't set label_context_stack_se or
5901 label_context_stack_vm.
5902 (c_get_switch_bindings): New function.
5903 (c_release_switch_bindings): New function.
5904 (c_check_switch_jump_warnings): New function.
5905 (start_function): Don't set label_context_stack_se or
5906 label_context_stack_vm.
5907 (finish_function): Likewise.
5908 * c-typeck.c (label_context_stack_se): Don't define.
5909 (label_context_stack_vm): Don't define.
5910 (c_finish_goto_label): Call lookup_label_for_goto rather than
5911 lookup_label. Don't give errors about jumping into a statement
5912 expression or the scope of a variably modified type. Don't set
5913 label_context_stack_se or label_context_stack_vm.
5914 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5915 fields. Add bindings field.
5916 (c_start_case): Don't set deleted fields. Set bindings field.
5917 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5918 or blocked_vm. Call c_check_switch_jump_warnings.
5919 (c_finish_case): Don't test blocked_stmt_expr field. Call
5920 c_release_switch_bindings.
5921 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5922 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5923 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5924 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5925 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5926 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5927 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5928 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5929 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5930 (C_DECL_UNJUMPABLE_VM): Don't define.
5931 (C_DECL_UNDEFINABLE_VM): Don't define.
5932 (struct c_label_list): Don't define.
5933 (struct c_label_context_se): Don't define.
5934 (struct c_label_context_vm): Don't define.
5935 (struct c_spot_bindings): Declare.
5936 (c_bindings_start_stmt_expr): Declare.
5937 (c_bindings_end_stmt_expr): Declare.
5938 (lookup_label_for_goto): Declare.
5939 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5940 (c_check_switch_jump_warnings): Declare.
5941 (label_context_stack_se, label_context_stack_vm): Don't declare.
5942 (c_finish_goto_label): Update declaration.
5943 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5944 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5945 (Warning Options): Document -Wjump-misses-init.
5947 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5949 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5952 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5954 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5956 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5958 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5960 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5962 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5964 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5966 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5967 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5968 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5969 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5970 * dwarf2asm.c (dw2_force_const_mem): Update call to
5972 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5973 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5974 * langhooks.c (lhd_comdat_group): Remove.
5975 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5976 * tree.h (DECL_COMDAT_GROUP): New.
5977 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5978 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5979 (make_decl_one_only): Change signature.
5980 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5982 (make_decl_one_only): Change signature.
5983 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5985 2009-06-15 Richard Guenther <rguenther@suse.de>
5988 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5990 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5992 * tree-ssa-math-opts.c: Remove extra divide.
5994 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5996 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5998 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6000 * passes.c: Add bswap pass.
6001 * tree-pass.h: Add pass_optimize_bswap declaration.
6002 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6003 Include rtl.h, expr.h and optabs.h for optab_handler check.
6004 (struct symbolic_number, pass_optimize_bswap): New definition.
6005 (do_shift_rotate, verify_symbolic_number_p): New functions.
6006 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6007 (gate_optimize_bswap): New function.
6008 * tree.c (widest_int_cst_value): New function.
6009 * tree.h (widest_int_cst_value): Prototype added.
6011 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6013 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6014 REG_EQUAL/REG_EQUIV notes.
6016 2009-06-14 Richard Guenther <rguenther@suse.de>
6019 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6020 has its address taken if NRV was applied and it is addressable.
6021 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6022 function split out from ...
6023 (get_constraint_for_1): ... here.
6024 (handle_rhs_call): Use it to mark the return slot escaped if
6025 it is addressable and NRV was applied.
6027 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6029 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6030 Change first argument type to location_t.
6031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6032 Do not set input_location.
6033 Use loc instead of input_location throughout.
6035 2009-06-13 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/40421
6038 * tree-predcom.c (should_unroll_loop_p): Remove.
6039 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6041 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6044 Add location argument.
6046 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6048 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6050 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6051 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6052 * config/spu/spu-protos.h: Add location to
6053 spu_resolve_overloaded_builtin.
6054 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6055 spu_build_builtin_va_list.
6056 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6057 argument. Pass location to build_function_call_vec.
6058 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6060 (emit_fpu_switch): Same.
6061 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6062 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6063 to build_decl and create_artificial_label.
6064 (xtensa_gimplify_va_arg_expr): Same.
6065 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6066 (xstormy16_gimplify_va_arg_expr): Same.
6067 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6068 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6069 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6070 (mips16_build_function_stub): Same.
6071 (mips16_build_call_stub): Same.
6073 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6076 * arm/constraints.md (Pa, Pb): New constraints.
6077 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6078 split pattern to deal with them.
6080 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6082 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6083 fix index entry for -Xpreprocessor.
6085 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6087 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6088 Add location argument to build_decl call.
6089 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6090 (rs6000_init_builtins): Same.
6091 (spe_init_builtins): Same.
6092 (rs6000_gimplify_va_arg): Add location argument to
6093 create_artificial_label call.
6095 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6097 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6098 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6099 * Makefile.in: Fix GGC dependency for gcse.o.
6101 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6103 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6104 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6105 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6107 * c-parser.c (c_parser_binary_expression): Use current column while
6108 building binary operations.
6109 * common.opt (fshow-column): Enable by default.
6110 * tree-vrp.c (check_array_ref): Use warning_at.
6111 (check_array_bounds): Use location from call back if expr has no
6113 * tree.h: Add location argument to maybe_fold_*.
6114 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6115 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6116 (maybe_fold_offset_to_component_ref): Same.
6117 (maybe_fold_offset_to_reference): Same.
6118 (maybe_fold_offset_to_address): Same.
6119 (maybe_fold_stmt_indirect): Same.
6120 (maybe_fold_stmt_addition): Same.
6121 (fold_stmt_r): Pass location to maybe_fold_*.
6122 (fold_gimple_assign): Same.
6123 * c-tree.h: Add location argument to finish_decl,
6124 default_function_array_conversion, store_init_value.
6125 * c-decl.c (define_label): Use error_at.
6126 (c_make_fname_decl): Pass location to finish_decl.
6127 (finish_decl): New location argument.
6128 (build_compound_literal): Pass location to store_init_value.
6129 (grokdeclarator): Pass location to finish_decl.
6131 * c-typeck.c (array_to_pointer_conversion): New location argument.
6132 (function_to_pointer_conversion): Same.
6133 (default_function_array_conversion): Same.
6134 (parser_build_unary_op): Pass location to overflow_warning.
6135 (parser_build_binary_op): Same. Use warning_at.
6136 (build_unary_op): Pass location to array_to_pointer_conversion.
6137 (build_c_cast): Pass location to digest_init.
6138 (build_modify_expr): New location argument.
6139 (convert_for_assignment): Same.
6140 (store_init_value): Same.
6141 (digest_init): Same.
6142 (output_init_element): Pass location to digest_init and
6143 array_to_pointer_conversion.
6144 (c_finish_return): Pass location to convert_for_assignment.
6145 * gimplify.c (gimplify_conversion): Pass location to
6146 maybe_fold_offset_to_address.
6147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6148 to maybe_fold_stmt_addition.
6149 * c-omp.c (c_finish_omp_atomic): Pass new location to
6151 (c_finish_omp_for): Same.
6152 * c-common.c (overflow_warning): New argument.
6153 * c-common.h: New argument to build_modify_expr, overflow_warning.
6154 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6156 (c_parser_initializer): Pass location to
6157 default_function_array_conversion.
6158 (c_parser_initelt): Same.
6159 (c_parser_initval): Same.
6160 (c_parser_asm_operands): Same.
6161 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6162 (c_parser_conditional_expression): Same.
6163 (c_parser_binary_expression): Add location info to stack. Use it.
6164 (c_parser_unary_expression): Pass location to
6165 default_function_array_conversion, parser_build_unary_op,
6166 build_indirect_ref, c_parser_postfix_expression_after_primary.
6167 (c_parser_postfix_expression_after_primary): New location argument.
6169 (c_parser_expression_conv): Pass location to
6170 default_function_array_conversion.
6171 (c_parser_expr_list): Same.
6172 (c_parser_omp_atomic): Same.
6173 (c_parser_omp_for_loop): Same.
6174 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6175 (build_array_declarator): New argument.
6176 * c-decl.c (build_array_declarator): Add location argument.
6177 (grokdeclarator): Set id_loc for cdk_array.
6178 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6179 build_array_declarator.
6180 * tree.c (build_omp_clause): Add location argument.
6181 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6182 (OMP_CLAUSE_LOCATION): New macro.
6183 (struct tree_omp_clause): Add location field.
6184 (build_omp_clause): Add argument.
6185 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6186 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6188 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6189 (cp_parser_omp_clause_collapse): Same.
6190 (cp_parser_omp_clause_default): Same.
6191 (cp_parser_omp_clause_if): Same.
6192 (cp_parser_omp_clause_nowait): Same.
6193 (cp_parser_omp_clause_num_threads): Same.
6194 (cp_parser_omp_clause_ordered): Same.
6195 (cp_parser_omp_clause_schedule): Same.
6196 (cp_parser_omp_clause_untied): Same.
6197 (cp_parser_omp_for_loop): Same.
6198 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6199 * c-tree.h (c_start_case): Add location argument.
6200 (c_process_expr_stmt): Same.
6201 (c_finish_goto_*): Same.
6202 * tree-parloops.c (initialize_reductions): Pass location to
6204 (create_parallel_loop): Same.
6205 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6206 (gfc_trans_omp_reduction_list): Same.
6207 (gfc_trans_omp_clauses): Same.
6208 (gfc_trans_omp_do): Same.
6209 * c-typeck.c (c_finish_goto_label): Same.
6210 (c_finish_goto_ptr): New location argument.
6211 (c_start_case): Same.
6212 (emit_side_effect_warnings): Same.
6213 (c_process_expr_stmt): Same.
6214 (c_finish_stmt_expr): Same.
6215 (c_finish_omp_clauses): Use error_at instead of error.
6216 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6218 * c-omp.c (c_split_parallel_clauses): New location argument.
6219 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6220 to build_omp_clause.
6221 (convert_local_reference_stmt): Same.
6222 (convert_gimple_call): Same.
6223 * c-common.h (c_split_parallel_clauses): New argument.
6224 * c-parser.c (c_parser_statement_after_labels): Pass location to
6225 c_finish_goto_label.
6226 (c_parser_switch_statement): Pass location to c_start_case.
6227 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6228 and c_process_expr_stmt.
6229 (c_parser_omp_variable_list): Add location argument.
6230 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6231 (c_parser_omp_clause_default): Same.
6232 (c_parser_omp_clause_if): Same.
6233 (c_parser_omp_clause_num_threads): Same.
6234 (-c_parser_omp_clause_ordered): Same.
6235 (c_parser_omp_clause_reduction): Pass location to
6236 c_parser_omp_variable_list.
6237 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6238 (c_parser_omp_clause_untied): Same.
6239 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6240 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6242 * c-tree.h (check_for_loop_decls, undeclared_variable,
6243 build_component_ref, build_array_ref, build_external_ref,
6244 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6245 build_conditional_expr, build_compound_expr, c_cast_expr,
6246 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6247 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6249 * c-semantics.c (build_stmt): Same.
6250 (build_case_label): Same.
6251 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6252 (undeclared_variable): New argument.
6254 (lookup_label): Pass location on down.
6255 (define_label): Same.
6256 (finish_decl): Same.
6257 (build_compound_literal): Same.
6258 (finish_struct): Same.
6259 (finish_function): Do not set location here.
6260 (check_for_loop_decls): New argument.
6261 * tree.c (save_expr): Set location.
6262 (build_empty_stmt): New argument.
6263 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6264 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6265 * builtins.c (gimplify_va_arg_expr): Use locations.
6266 (expand_builtin_sync_operation): Same.
6267 * c-typeck.c (build_component_ref): New argument.
6268 (build_array_ref): Same.
6269 (build_external_ref): Same.
6270 (c_expr_sizeof_expr): Same.
6271 (c_expr_sizeof_type): Same.
6272 (parser_build_unary_op): Same.
6273 (build_conditional_expr): Same.
6274 (build_compound_expr): Pass location on down.
6275 (build_compound_expr): New argument.
6276 (build_c_cast): Same.
6277 (c_cast_expr): Same.
6278 (build_asm_expr): Same.
6279 (c_finish_return): Same.
6280 (c_process_expr_stmt): Pass location on down.
6281 (c_finish_stmt_expr): New argument.
6282 (push_clenaup): Same.
6283 (c_finish_omp_parallel): Same.
6284 (c_finish_omp_task): Same.
6285 * gimplify.c (gimplify_call_expr): Pass location on down.
6286 * c-omp.c (c_finish_omp_master): New argument.
6287 (c_finish_omp_critical): Same.
6288 (c_finish_omp_ordered): Same.
6289 (c_finish_omp_barrier): Same.
6290 (-c_finish_omp_taskwait): Same.
6291 (c_finish_omp_atomic): Same.
6292 (c_finish_omp_flush): Same.
6293 * tree-inline.c (copy_tree_body_r): Pass location on down.
6294 (inline_forbidden_p): Remove use of input_location.
6295 * c-gimplify.c (c_build_bind_expr): New argument.
6296 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6297 (c_sizeof_or_alignof_type): New argument.
6298 (c_alignof_expr): Same.
6299 (build_va_arg): Same.
6300 (c_add_case_label): Same.
6301 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6302 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6303 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6304 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6305 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6306 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6308 * stub-objc.c (objc_build_selector_expr): Same.
6309 (objc_build_throw_stmt): Same.
6310 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6311 (c_parser_initelt): Same.
6312 (c_parser_compound_statement): Same.
6313 (c_parser_compound_statement_nostart): Same.
6314 (c_parser_label): Same.
6315 (c_parser_statement_after_labels): Same.
6316 (c_parser_if_body): Same.
6317 (c_parser_else_body): Same.
6318 (c_parser_if_statement): Same.
6319 (c_parser_switch_statement): Same.
6320 (c_parser_while_statement): Same.
6321 (c_parser_do_statement): Same.
6322 (c_parser_for_statement): Same.
6323 (c_parser_asm_statement): Same.
6324 (c_parser_conditional_expression): Same.
6325 (c_parser_binary_expression): Same.
6326 (c_parser_cast_expression): Same.
6327 (c_parser_unary_expression): Same.
6328 (c_parser_sizeof_expression): Same.
6329 (c_parser_alignof_expression): Same.
6330 (c_parser_postfix_expression): Same.
6331 (c_parser_expression): Same.
6332 (c_parser_objc_receiver): Same.
6333 (c_parser_omp_variable_list): Same.
6334 (c_parser_omp_structured_block): Same.
6335 (c_parser_omp_atomic): New argument.
6336 (c_parser_omp_barrier): Same.
6337 (c_parser_omp_critical): Same.
6338 (c_parser_omp_flush): Pass location on down.
6339 (c_parser_omp_for_loop): New argument.
6340 (c_parser_omp_for): Same.
6341 (c_parser_omp_master): Same.
6342 (c_parser_omp_ordered): Same.
6343 (c_parser_omp_sections_scope): Same.
6344 (c_parser_omp_sections): Same.
6345 (c_parser_omp_parallel): Same.
6346 (c_parser_omp_single): Same.
6347 (c_parser_omp_task): Same.
6348 (c_parser_omp_taskwait): Pass location on down.
6349 (c_parser_omp_construct): Same.
6350 (c_parser_omp_threadprivate): Same.
6351 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6352 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6353 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6354 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6355 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6356 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6357 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6358 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6359 config/i386/i386.c, stmt.c:
6360 Add location argument to the following function definitions and/or
6361 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6362 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6363 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6364 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6365 do_case, c_finish_bc_stmt, build_compound_literal,
6366 build_function_call.
6367 * c-decl.c (build_compound_literal): Add location argument.
6368 Make all diagnostic calls use location.
6369 (start_struct): Same.
6370 (finish_struct): Same.
6372 (build_enumerator): Same.
6373 (start_function): Same.
6374 (grokdeclarator): Make all diagnostic calls use location.
6375 (store_parm_decls_oldstyle): Same.
6376 * c-typeck.c (build_function_call): Add location argument.
6377 Make all diagnostic calls use location.
6379 (c_finish_bc_stmt): Same.
6380 * tree-nested.c (get_trampoline_type): Add argument.
6381 Pass location to build_decl.
6382 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6383 * rtl.h (RTL_LOCATION): New.
6384 * c-common.c (c_add_case_label): Add location argument.
6385 Make all diagnostic calls use location.
6386 * c-common.h: Add location argument to make_fname_decl, do_case,
6387 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6388 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6389 Set it appropriately for every case. Pass enum_loc to start_enum
6390 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6392 (c_parser_struct_or_union_specifier): Save location. Use it for
6393 start_struct, finish_struct, and parser_xref_tag.
6395 2009-06-12 Ian Lance Taylor <iant@google.com>
6397 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6399 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6400 cpp_opts->warn_cxx_operator_names.
6402 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6405 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6406 is returns NULL and OP is a VCE, look through the VCE.
6408 2009-06-12 Ian Lance Taylor <iant@google.com>
6411 * collect2.c (main): Use CONST_CAST2 in code inside #if
6412 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6414 2009-06-12 Joey Ye <joey.ye@intel.com>
6417 * cfgexpand.c (get_decl_align_unit): Update
6418 max_used_stack_slot_alignment with align instead of
6419 stack_alignment_needed.
6421 * function.c (assign_stack_local_1): Update
6422 max_used_stack_slot_alignment with alignment_in_bits instead
6423 of stack_alignment_needed.
6424 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6427 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6429 * dwarf2out.c (last_var_location_insn): New variable.
6430 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6431 (dwarf2out_var_location): Don't record anything after last real
6432 insn. Only change labels if there were any real instructions
6433 in between last note and this one, or if changed sections.
6435 2009-06-11 Richard Henderson <rth@redhat.com>
6437 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6438 note when storing the frame pointer in a register.
6439 (FRP): Don't redefine to nothing for epilogue.
6440 (alpha_expand_epilogue): Mark register and sp restores.
6441 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6443 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6444 when gen_lowpart is needed.
6446 2009-06-11 Richard Henderson <rth@redhat.com>
6448 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6450 * dwarf2out.c (need_data_align_sf_opcode): New.
6451 (div_data_align): Move earlier.
6452 (def_cfa_1, reg_save): Use it.
6454 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6457 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6458 (ix86_handle_option): Handle OPT_mcrc32.
6459 (ix86_target_string): Add -mcrc32.
6460 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6462 * config/i386/i386.h (TARGET_CRC32): New.
6464 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6465 (sse4_2_crc32di): Likewise.
6467 * config/i386/i386.opt (mcrc32): New.
6469 * doc/invoke.texi: Document -mcrc32.
6471 2009-06-11 Richard Henderson <rth@redhat.com>
6473 * common.opt (gdwarf-): Accept a version number.
6474 * doc/invoke.texi (gdwarf-): Update docs.
6475 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6476 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6477 version level, and record it.
6479 * dwarf2.h (DW_CIE_VERSION): Remove.
6480 * dwarf2out.c (DWARF_VERSION): Remove.
6481 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6482 (output_call_frame_info): Use CIE version 3 for dwarf3,
6483 or if the return register column is out of range for version 1.
6484 (dwarf_stack_op_name): Add all dwarf3 values.
6485 (DEBUG_PUBTYPES_SECTION): New.
6486 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6487 encoding change for dwarf3.
6488 (output_die) [dw_val_class_die_ref]: Likewise.
6489 (output_compilation_unit_header): Emit correct version for dwarf3.
6490 (output_line_info): Likewise.
6491 (output_pubnames): Update for DWARF_VERSION removal.
6492 (output_aranges): Likewise.
6493 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6494 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6495 (dwarf2out_finish): Likewise.
6497 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6499 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6502 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6505 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6506 * builtins.c (expand_builtin_unreachable): New function.
6507 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6508 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6509 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6511 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6512 searching for missing barriers.
6514 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6516 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6517 when -fprofile-generate* was passed.
6518 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6520 2009-06-11 Anthony Green <green@moxielogic.com>
6522 * config/moxie/moxie.md: Define length attribute for all instructions.
6524 (*b<cond:code>): Support limited branch ranges for new PC-relative
6525 branch instructions.
6526 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6528 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6530 * config/i386/i386.c (min_insn_size): Use get_attr_length
6531 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6534 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6535 instead of emit_insn_before.
6537 2009-06-10 Ian Lance Taylor <iant@google.com>
6540 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6543 2009-06-10 Revital Eres <eres@il.ibm.com>
6545 * passes.c (init_optimization_passes): Reschedule
6546 predictive-commoning pass before complete unroll pass.
6548 2009-06-10 Martin Jambor <mjambor@suse.cz>
6550 * cgraph.c (cgraph_node_can_be_local_p): New function.
6551 (cgraph_make_node_local): New function.
6552 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6553 (cgraph_make_node_local): Declare.
6555 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6557 * tree.h (tree_base): Add packed_flag and user_align fields.
6558 Decrease size of spare field.
6559 (TYPE_USER_ALIGN): Use user_align from tree_base.
6560 (DECL_USER_ALIGN): Likewise.
6561 (TYPE_PACKED): Use packed_flag from tree_base.
6562 (DECL_PACKED): Likewise.
6563 (tree_type): Delete packed_flag and user_align fields. Widen
6564 precision field. Widen mode field and shuffle fields to align
6565 mode on an 8-bit boundary.
6566 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6567 Renumber decl_flag_* fields. Fix comments. Widen
6568 decl_common_unused field.
6569 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6570 (DECL_EXTERNAL): Likewise.
6571 (DECL_BIT_FIELD): Likewise.
6572 (DECL_NONADDRESSABLE_P): Likewise.
6573 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6574 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6576 2009-06-10 Ian Lance Taylor <iant@google.com>
6578 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6579 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6580 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6581 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6582 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6583 DEF_VEC_ALLOC_FUNC_P.
6584 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6585 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6586 DEF_VEC_ALLOC_FUNC_O.
6587 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6588 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6589 DEF_VEC_ALLOC_FUNC_I.
6590 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6591 (vec_stack_p_reserve_exact_1): Declare.
6592 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6593 (vec_stack_free): Declare.
6594 (VEC_stack_alloc): Define.
6595 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6596 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6597 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6598 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6600 (stack_vecs): New static variable.
6601 (vec_stack_p_reserve_exact_1): New function.
6602 (vec_stack_o_reserve_1): New static function.
6603 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6604 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6605 (vec_stack_free): New function.
6606 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6607 (VEC_df_ref_stack_alloc): Define.
6608 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6609 DEF_VEC_ALLOC_P_STACK.
6610 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6611 (struct df_collection_rec): Change _vec fields to VEC. Remove
6613 (df_free_collection_rec): Adjust for new fields.
6614 (df_insn_rescan): Use new df_collection_rec fields.
6615 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6616 (df_ref_create_structure, df_ref_record): Likewise.
6617 (df_get_conditional_uses, df_get_call_refs): Likewise.
6618 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6619 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6620 (df_record_exit_block_uses, df_bb_verify): Likewise.
6621 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6622 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6623 Remove count parameter. Change return type to void. Change all
6625 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6626 Remove count parameter. Change return type to void. Change all
6628 (df_install_refs): Change old_vec parameter to VEC. Remove count
6629 parameter. Change all callers.
6630 (df_install_mws): Change old_vec parameter to VEC. Remove count
6631 parameter. Change all callers.
6632 (df_refs_verify): Change new_rec parameter to VEC. Change call
6634 (df_mws_verify): Likewise.
6636 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6638 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6640 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6642 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6644 2009-06-10 Anthony Green <green@moxielogic.com>
6646 * config/moxie/crti.asm: New file.
6647 * config/moxie/crtn.asm: New file.
6648 * config/moxie/moxie.c: New file.
6649 * config/moxie/moxie.h: New file.
6650 * config/moxie/sfp-machine.h: New file.
6651 * config/moxie/moxie-protos.h: New file.
6652 * config/moxie/t-moxie: Created.
6653 * config/moxie/t-moxie-softfp: Created.
6654 * config/moxie/moxie.md: Created.
6655 * config/moxie/constraints.md: Created.
6656 * config.gcc: Add moxie support.
6657 * doc/md.texi (Machine Constraints): Add moxie constraints.
6658 * doc/contrib.texi (Contributors): Mention moxie port.
6659 * doc/install.texi (Specific): Mention the moxie port.
6661 2009-06-09 Ian Lance Taylor <iant@google.com>
6663 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6665 * optabs.c (optab_table): Only use designated initializers if
6666 HAVE_DESIGNATED_INITIALIZERS is defined.
6667 (convert_optab_table): Likewise.
6668 (init_optabs): Always call init_insn_codes if
6669 HAVE_DESIGNATED_INITIALIZERS is not defined.
6671 2009-06-09 Ian Lance Taylor <iant@google.com>
6673 * targhooks.c (default_builtin_vectorized_function): Change fn
6674 parameter to unsigned int.
6675 (default_builtin_vectorized_conversion): Change code parameter to
6677 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6678 * targhooks.h: Update declarations.
6679 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6680 parameter to unsigned int.
6682 * c-typeck.c (comptypes_check_enum_int): New static function.
6683 (comptypes_internal): Add enum_and_int_p parameter. Change all
6685 (comp_target_types): Add location parameter. Change all callers.
6686 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6688 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6689 (build_conditional_expr): Add colon_loc parameter. Change all
6691 (convert_for_assignment): Add location parameter. Change all callers.
6692 * c-parser.c (c_parser_conditional_expression): Pass location of
6693 colon to build_conditional_expr.
6694 * c-tree.h (build_conditional_expr): Update declaration.
6696 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6698 * graphite.c: Revert previous patch.
6700 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6703 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6705 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6707 * tree-ssa-loop-prefetch.c
6708 (loop_prefetch_arrays): Fixed a portability problem in printf format
6711 2009-06-09 Martin Jambor <mjambor@suse.cz>
6713 PR tree-optimization/40351
6714 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6715 refrence to a potential artifical subaccess can be constructed.
6717 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6719 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6720 (sh_override_options): Likewise.
6721 * config/sh/sh.c: Include params.h.
6722 (sh_optimization_options): New.
6723 (sh_override_options): Likewise.
6724 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6725 (OVERRIDE_OPTIONS): Use sh_override_options.
6727 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6729 * dwarf2out.c (emit_cfa_remember): New variable.
6730 (add_fde_cfi): If emit_cfa_remember, recurse to add
6731 DW_CFA_remember_state first.
6732 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6733 instead just set emit_cfa_remember.
6735 2009-06-08 Jan Hubicka <jh@suse.cz>
6738 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6740 2009-06-08 Jan Hubicka <jh@suse.cz>
6743 * cgraphunit.c (save_inline_function_body): Do not copy transform
6744 hooks for saved inline bodies.
6745 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6748 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6750 * jump.c (returnjump_p): Handle delayed branches. Add missing
6753 2009-06-08 Jan Hubicka <jh@suse.cz>
6756 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6757 original node might've been modified.
6758 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6760 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6762 * tree-object-size.c (addr_object_size): Add OSI argument.
6763 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6764 (compute_builtin_object_size, expr_object_size): Adjust callers.
6765 (plus_stmt_object_size): Call addr_object_size instead of
6766 compute_builtin_object_size.
6768 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6769 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6771 * tree-ssa-loop-prefetch.c
6772 (gather_memory_references): Introduced a counter for the number of
6774 (anything_to_prefetch_p): Introduced a counter for the number of
6776 (is_loop_prefetching_profitable): New function with a cost model
6778 (loop_prefetch_arrays): Use the new cost model to determine if
6779 prefetching is profitable.
6780 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6781 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6782 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6783 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6784 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6785 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6787 2009-06-08 Michael Matz <matz@suse.de>
6790 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6791 partitions use the same.
6792 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6793 for basevars of SSA_NAMEs.
6794 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6795 to not expand them twice.
6796 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6799 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6801 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6802 (fdump-final-insns=, gtoggle): New.
6803 * doc/invoke.texi: Document them.
6804 * final.c (rest_of_clean_state): Dump final insn stream.
6805 * gcc.c (invoke_as): Hook in -fcompare-debug.
6806 (static_spec_functions): Add compare-debug-dump-opt,
6807 compare-debug-self-opt and compare-debug-auxbase-opt.
6808 (compare_debug, compare_debug_second, compare_debug_opt): New.
6809 (switches_debug_check, n_switches_debug_check): New.
6810 (debug_auxbase_opt, debug_check_temp_file): New.
6811 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6813 (do_self_spec): Handle arguments after switches.
6814 (do_spec_1): Add .gk extension to temp file basenames for compare.
6815 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6816 (cc1_options): Use it instead of normal auxbase computation for
6817 the second compare-debug compilation.
6818 (compare_files): New.
6819 (main): Set up and implement compare debug mode.
6820 (compare_debug_dump_opt_spec_function): New.
6821 (compare_debug_self_opt_spec_function): New.
6822 (compare_debug_auxbase_opt_spec_function): New.
6823 * toplev.c (process_options): Handle flag_gtoggle,
6824 flag_dump_final_insns.
6825 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6826 during -fcompare-debug-second compilation.
6828 2009-06-07 Ian Lance Taylor <iant@google.com>
6830 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6831 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6833 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6834 with no default node. Change warning with %H to warning_at.
6835 Don't clear warn_switch around case checking.
6836 * doc/invoke.texi (Warning Options): Clarify distinction between
6837 -Wswitch and -Wswitch-enum.
6839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6841 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6843 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6845 * gbl-ctors.h: Add header guard.
6847 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6849 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6850 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6851 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6852 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6853 prototypes for removed functions.
6854 (expressions_equal_p): Move to ...
6855 * tree-ssa-sccvn.h: ... here and ...
6856 * matrix-reorg.c: ... adjust includes.
6858 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6860 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6862 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6864 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6865 (finish_function): Remove erroneous whitespace.
6867 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6869 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6870 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6872 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6874 * errors.c (internal_error): Commentary typo fix.
6875 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6876 * tree-ssa-pre.c: Ditto.
6878 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6880 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6881 them is supposed to hold actual statements.
6883 2009-06-06 Ian Lance Taylor <iant@google.com>
6885 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6886 empty statements can now have attributes.
6888 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6890 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6891 * config/mips/mips.md: Ditto.
6893 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6895 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6897 (__eabi_uconvert): Likewise.
6899 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6901 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6902 CFI_* definitions with IN_GCC.
6904 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6906 * xcoffout.h (xcoffout_source_line): Update prototype.
6908 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6910 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6911 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6913 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6916 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6917 inlined_function_outer_scope_p blocks for artificial inlines
6919 * tree.c (tree_nonartificial_location): Rewrite using
6920 block_nonartificial_location.
6922 2009-06-05 Revital Eres <eres@il.ibm.com>
6923 Leehod Baruch <leehod@il.ibm.com>
6925 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6926 (expand_expr_real_1): Remove comment.
6927 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6928 Vectorize misaligned access when the target supports it.
6929 (vect_supportable_dr_alignment): Check for unaligned access support.
6930 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6933 2009-06-05 Julian Brown <julian@codesourcery.com>
6935 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6936 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6938 2009-06-05 Richard Guenther <rguenther@suse.de>
6941 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6944 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6946 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6947 (save_gprs): Don't tell unwinder when a global register is saved.
6948 (s390_emit_epilogue): Emit needed epilogue unwind info.
6950 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6952 * dwarf2out.c (deferred_asm_name): New.
6953 (add_name_and_src_coords_attributes): Defer creation of
6954 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6956 (move_linkage_attr): New.
6957 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6960 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6962 * tree-nested.c (finalize_nesting_tree_1): Declare the
6963 frame_decl in the binding tree.
6965 2009-06-04 Cary Coutant <ccoutant@google.com>
6967 * basic-block.h (struct basic_block_def): Add discriminator field.
6968 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6970 * debug.c (do_nothing_debug_hooks): Add additional entry.
6971 (debug_nothing_int_charstar_int): New function.
6972 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6973 (debug_nothing_int_charstar_int): New declaration.
6974 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6975 discriminator value in .loc directive.
6976 * final.c (last_discriminator): New variable.
6977 (discriminator): New variable.
6978 (final_start_function): Initialize above variables, pass current
6979 discriminator to debug hook.
6980 (notice_source_line): Check for discriminator change.
6981 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6982 * sdbout.c (sdbout_source_line): New parameter.
6983 * tree-cfg.c (struct locus_discrim_map): New structure type.
6984 (discriminator_per_locus): New hash table.
6985 (build_gimple_cfg): Allocate and free discriminator hash table.
6986 (make_edges): Call assign_discriminator.
6987 (locus_map_hash): New function.
6988 (locus_map_eq): New function.
6989 (next_discriminator_for_locus): New function.
6990 (same_line_p): New function.
6991 (assign_discriminator): New function.
6992 (make_cond_expr_edges): Call assign_discriminator.
6993 (make_gimple_switch_edges): Likewise.
6994 (first_non_label_stmt): New function.
6995 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6997 * xcoffout.c (xcoffout_source_line): Add new parameter.
6999 * configure.ac (gcc_cv_as_discriminator): New configury check for
7000 gas support for discriminator.
7001 * configure: Regenerate.
7002 * config.in: Regenerate.
7004 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7006 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7007 val after checking for integers.
7009 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7013 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7014 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7015 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7016 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7017 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7018 X64_SSE_REGPARM_MAX.
7019 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7020 X64_SSE_REGPARM_MAX.
7022 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7024 * gcc.c (report_times_to_file): New.
7025 (execute): Implement it.
7026 (process_command): Support -time=.
7027 * doc/invoke.texi: Document it.
7029 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7031 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7032 that have value exprs.
7034 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7036 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7037 declarations for constants until...
7038 (dw2_output_indirect_constant_1): ... this point.
7040 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7043 * arm.md (arm_addsi3): Don't try to split an add with an
7044 eliminable register until after reload has completed.
7046 2009-06-03 Ian Lance Taylor <iant@google.com>
7048 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7049 * genattrtab.c (write_length_unit_log): Likewise.
7050 * genchecksum.c (dosum): Likewise.
7051 * gengtype.c (write_rtx_next): Likewise.
7052 (finish_root_table, write_roots): Likewise.
7053 * gimple.c (gimple_ops_offset_): Likewise.
7054 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7055 * config/arc/arc.c (arc_attribute_table): Likewise.
7056 * config/arm/arm.c (arm_attribute_table): Likewise.
7057 * config/avr/avr.c (avr_attribute_table): Likewise.
7058 * config/crx/crx.c (crx_attribute_table): Likewise.
7059 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7060 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7061 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7062 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7063 * config/sh/sh.c (sh_attribute_table): Likewise.
7064 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7065 * config/spu/spu.c (spu_attribute_table): Likewise.
7066 * config/v850/v850.c (v850_attribute_table): Likewise.
7068 * config/alpha/alpha.c (vms_attribute_table): Make static.
7069 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7070 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7071 * config/mips/mips.c (mips_attribute_table): Likewise.
7073 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7075 (cc1-checksum.o): Likewise.
7077 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7079 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7081 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7083 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7084 insn if it is changing sp. Use gen_add3_insn instead of
7085 conditionally gen_addsi3 and gen_adddi3.
7086 (offset_below_red_zone_p): New static inline function.
7087 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7088 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7089 * config/rs6000/ppc-asm.h: Include auto-host.h.
7090 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7091 CFI_RESTORE): Define.
7092 * config/rs6000/crtresxgpr.asm: Add unwind info.
7093 * config/rs6000/crtresxfpr.asm: Likewise.
7094 * config/rs6000/crtresgpr.asm: Likewise.
7095 * config/rs6000/crtresfpr.asm: Likewise.
7096 * config/rs6000/crtsavgpr.asm: Likewise.
7097 * config/rs6000/crtsavfpr.asm: Likewise.
7099 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7100 argument of DWARF2_FRAME_REG_OUT macros.
7102 2009-06-03 Julian Brown <julian@codesourcery.com>
7104 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7105 words or less (including TImode) in core registers.
7107 2009-06-03 Richard Guenther <rguenther@suse.de>
7110 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7112 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7114 * statistics.c (statistics_counter_event): Do not record event
7115 in pass dump if its number == -1.
7116 (curr_statistics_hash): Add assert that we never get passes
7117 with static number == -1.
7119 2009-06-03 Richard Guenther <rguenther@suse.de>
7120 Andrey Belevantsev <abel@ispras.ru>
7122 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7123 non-BLKmode arrays addressable.
7125 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7127 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7128 * config/m68k/m68k.h: ... here.
7129 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7132 2009-06-03 Martin Jambor <mjambor@suse.cz>
7134 PR tree-optimization/40323
7135 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7138 2009-06-03 Richard Guenther <rguenther@suse.de>
7140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7143 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7145 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7146 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7147 JUMP_TABLE_DATA_P where applicable.
7148 * config/sh/sh.c: Ditto.
7149 * config/sh/sh.h: Ditto.
7150 * config/sh/sh.md: Ditto.
7151 * config/sh/symbian.c: Ditto.
7153 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7155 * config/i386/driver-i386.c (describe_cache): Optimize
7156 concatenation of strings. Use snprintf instead of sprintf.
7157 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7158 target when not compiling with GCC.
7160 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7162 * config/sh/sh.c: Revert last change.
7163 (sh_expand_epilogue): Emit a blockage insn before the frame
7164 pointer adjustment unconditionally.
7166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7168 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7169 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7170 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7171 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7172 to COLLECT_GCC_OPTIONS.
7174 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7176 * collect2.c (target_system_root): New variable.
7177 (main): Handle --sysroot=.
7178 (ignore_library): Strip the sysroot from the library path.
7180 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7182 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7183 (collect2.o): Depend on collect2-aix.h.
7184 (collect2-aix.o): New rule.
7185 * collect2-aix.h: New file.
7186 * collect2-aix.c: Likewise.
7187 * collect2.c: Include collect2-aix.h. Don't undefine
7188 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7189 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7190 Use TARGET_AIX_VERSION instead of _AIX51.
7191 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7192 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7193 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7194 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7195 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7197 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7199 * collect2.c (ignore_library): Avoid premature post-increment
7202 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7204 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7205 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7206 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7207 CROSS_DIRECTORY_STRUCTURE too.
7208 (LINK_LIBG_SPEC): Likewise.
7209 (LIB_SPEC): Add %R to sysroot paths.
7210 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7211 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7212 * config/rs6000/aix51.h: As for aix43.h.
7213 * config/rs6000/aix52.h: Likewise.
7214 * config/rs6000/aix53.h: Likewise.
7215 * config/rs6000/aix61.h: Likewise.
7216 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7217 to the beginning of sysroot paths.
7219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7221 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7222 INSN_LISTs that are out of the REG_NOTE range.
7224 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7226 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7227 (struct var_to_expand): Likewise.
7228 (struct opt_info): Add head and tail for linked lists of the above.
7229 (analyze_insn_to_expand_var): Initialize next.
7230 (analyze_iv_to_split_insn): Likewise.
7231 (analyze_insns_in_loop): Create linked lists.
7232 (allocate_basic_variable): Simplify for use without hash table.
7233 (insert_var_expansion_initialization): Likewise, make it type-safer.
7234 (combine_var_copies_in_loop_exit): Likewise.
7235 (apply_opt_in_copies): Walk lists rather than hash tables.
7236 (release_var_copies): Simplified and inlined by hand into...
7237 (free_opt_info): ... this function.
7239 2009-06-02 Richard Guenther <rguenther@suse.de>
7241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7246 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7247 only for builtins that are not overridden.
7249 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7251 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7256 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7260 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7262 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7264 * common.opt (fdump-unnumbered-links): New.
7265 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7266 * print-rtl.c (flag_dump_unnumbered_links): New.
7267 (print_rtx): Test it.
7269 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7271 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7272 push/pop multiple to 8-byte alignment.
7274 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7276 * config/i386/i386.c (queued_cfa_restores): New static variable.
7277 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7279 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7280 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7281 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7282 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7283 note unconditionally.
7284 (ix86_emit_restore_regs_using_mov): Likewise.
7285 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7286 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7287 it through to ix86_emit_restore_reg_using_pop.
7288 (ix86_emit_leave): Add RED_OFFSET argument. Call
7289 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7290 instead of adding REG_CFA_OFFSET note unconditionally.
7291 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7292 the above functions. Call ix86_add_queued_cfa_restore_notes when
7295 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7296 force output of the label even for dwarf2out_do_cfi_asm.
7297 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7298 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7299 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7301 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7302 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7303 dwarf2out_cfi_label callers.
7304 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7305 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7306 Adjust dwarf2out_cfi_label callers.
7307 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7309 * config/i386/i386.h (struct machine_cfa_state,
7310 struct machine_function): Guard with ifndef USED_FOR_TARGET
7311 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7314 * emutls.c (__emutls_get_address): Change arr->size to mean number
7315 of allocated arr->data entries instead of # of slots + 1.
7318 * recog.c (peep2_reinit_state): New function.
7319 (peephole2_init_state): Use it at the end of a basic block and also
7320 when seeing a RTX_FRAME_RELATED_P insn.
7322 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7324 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7325 fixuns_truncrfdi2): New.
7326 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7327 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7328 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7329 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7330 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7331 *recip_approx): Remove.
7332 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7333 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7334 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7336 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7339 2009-06-01 Ian Lance Taylor <iant@google.com>
7341 * attribs.c (register_attribute): Use CONST_CAST.
7342 * collect2.c (main): Use CONST_CAST2.
7343 (scan_prog_file): Likewise.
7344 * gcc.c (process_command, main): Likewise.
7345 * toplev.c (toplev_main): Likewise.
7347 * c-typeck.c (handle_warn_cast_qual): New static function,
7348 partially broken out of build_c_cast.
7349 (build_c_cast): Call handle_warn_cast_qual.
7350 * doc/invoke.texi (Warning Options): Document new effect of
7353 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7355 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7356 (diagnostic_report_current_module): Print columns.
7357 * common.opt (flag_show_column): Enable by default.
7359 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7361 * alias.c (find_base_term): Check for NULL term before returning.
7363 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7365 Revert due to PR40320:
7366 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7367 * calls.c (emit_library_call_value_1): Don't force_operand for move
7370 2009-06-01 Olivier Hainque <hainque@adacore.com>
7371 Eric Botcazou <ebotcazou@adacore.com>
7373 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7374 to be processed as a bitfield for constructor output purposes.
7375 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7377 * varasm.c (oc_local_state): New type, output_constructor
7378 local state to support communication with helpers.
7379 (oc_outer_state): New type, output_constructor outer state of
7380 relevance in recursive calls.
7381 (output_constructor_array_range): New output_constructor helper,
7382 extracted code for an array range element.
7383 (output_constructor_regular_field): New output_constructor helper,
7384 extracted code for an element that is not a bitfield.
7385 (output_constructor_bitfield): New output_constructor helper,
7386 extracted code for a bitfield element. Accept an OUTER state
7387 argument for recursive processing. Recurse on record or array
7388 CONSTRUCTOR values, possibly past noop conversions.
7389 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7390 VALUE is a valid constant-valued expression for use in a static
7391 bit-field initializer.
7392 (output_constructor): Rework to use helpers. Accept and honor an
7393 OUTER state argument for recursive calls. Return total size. Be
7394 prepared for nested constructors initializing bitfields.
7395 (output_constant): Feed OUTER in calls to output_constructor.
7397 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7399 * calls.c (emit_library_call_value_1): Don't force_operand for move
7402 2009-06-01 Nick Clifton <nickc@redhat.com>
7404 * doc/invoke.texi (IA-64 Options): Fix typo.
7406 2009-06-01 Ira Rosen <irar@il.ibm.com>
7408 PR tree-optimization/39129
7409 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7411 (vect_do_peeling_for_loop_bound): Use
7412 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7413 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7414 (vect_loop_versioning): Likewise.
7415 (vect_create_cond_for_alias_checks): Fix indentation.
7416 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7418 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7419 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7420 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7421 "control flow in loop".
7422 (vect_estimate_min_profitable_iters): Use
7423 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7424 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7425 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7426 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7427 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7428 statement belongs to a group of strided accesses with the exact code
7430 (vectorizable_load): Likewise.
7431 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7432 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7434 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7436 * config/freebsd-stdint.h: New file.
7437 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7438 Add freebsd-stdint.h to tm_file.
7440 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7442 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7443 (thumb2_extendhidi2): Likewise.
7445 2009-05-31 Ian Lance Taylor <iant@google.com>
7447 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7449 2009-05-31 Ian Lance Taylor <iant@google.com>
7451 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7452 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7453 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7455 2009-05-31 Jason Merrill <jason@redhat.com>
7457 * tree-pretty-print.c (print_call_name): Take the callee, not the
7458 call itself. Make non-static. Use dump_function_name for functions.
7459 (dump_generic_node): Adjust.
7460 * diagnostic.h: Declare print_call_name.
7461 * gimple-pretty-print.c (dump_gimple_call): Use it.
7463 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7465 * config/sh/sh.md (ashldi3_std): New define_expand.
7468 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7471 * config/sh/sh.c: Include debug.h.
7472 (sh_expand_epilogue): Emit a blockage insn before the frame
7473 pointer adjustment also when dwarf2out_do_frame returns true.
7475 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7477 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7478 (thumb2_extendqidi2): New pattern.
7480 2009-05-31 Ira Rosen <irar@il.ibm.com>
7482 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7483 mark phis for renaming.
7484 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7485 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7486 Call mark_sym_for_renaming.
7487 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7488 * tree-vect-loop.c (vect_transform_loop): Remove
7489 vect_memsyms_to_rename initialization and a call to
7490 mark_set_for_renaming.
7492 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7495 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7496 frame related even if !set_cfa && style < 0.
7498 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7500 * config/i386/mingw-tls.c: New file.
7501 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7502 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7503 defining _WIN32 but not __CYGWIN__.
7505 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7507 * configure.ac: Add MPC support.
7509 * config.in, configure: Regenerate.
7511 2009-05-29 Richard Henderson <rth@redhat.com>
7513 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7514 NOTE_INSN_BASIC_BLOCK.
7515 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7516 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7517 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7519 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7521 (add_cfi): Disable check redefining cfa away from drap.
7522 (lookup_cfa_1): Add remember argument; handle remember/restore.
7523 (lookup_cfa): Pass remember argument.
7524 (cfa_remember): New.
7525 (compute_barrier_args_size_1): Remove sibcall check.
7526 (dwarf2out_frame_debug_def_cfa): New.
7527 (dwarf2out_frame_debug_adjust_cfa): New.
7528 (dwarf2out_frame_debug_cfa_offset): New.
7529 (dwarf2out_frame_debug_cfa_register): New.
7530 (dwarf2out_frame_debug_cfa_restore): New.
7531 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7532 (dwarf2out_begin_epilogue): New.
7533 (dwarf2out_frame_debug_restore_state): New.
7534 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7535 DW_CFA_restore_state.
7536 (output_cfi_directive): Likewise.
7537 (convert_cfa_to_fb_loc_list): Likewise.
7538 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7539 * dwarf2out.h: Update.
7540 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7541 (copy_insn_1): Early out for null.
7542 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7543 and dwarf2out_frame_debug_restore_state.
7544 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7545 (prologue_insn_hash, epilogue_insn_hash): New.
7546 (free_after_compilation): Adjust freeing accordingly.
7547 (record_insns): Create hash table if needed; push insns into
7548 hash instead of array.
7549 (maybe_copy_epilogue_insn): New.
7550 (contains): Search hash table instead of array.
7551 (sibcall_epilogue_contains): Remove.
7552 (thread_prologue_and_epilogue_insns): Split eh_return insns
7553 and mark them as epilogues.
7554 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7555 scanning in terms of basic blocks.
7556 * insn-notes.def (CFA_RESTORE_STATE): New.
7557 * jump.c (returnjump_p_1): Accept EH_RETURN.
7558 (eh_returnjump_p_1, eh_returnjump_p): New.
7559 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7560 CFA_REGISTER, CFA_RESTORE): New.
7561 * rtl.def (EH_RETURN): New.
7562 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7564 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7565 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7567 * config/i386/i386.c (gen_push): Update cfa state.
7568 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7569 add a CFA_ADJUST_CFA note.
7570 (ix86_dwarf_handle_frame_unspec): Remove.
7571 (ix86_expand_prologue): Update cfa state.
7572 (ix86_emit_restore_reg_using_pop): New.
7573 (ix86_emit_restore_regs_using_pop): New.
7574 (ix86_emit_leave): New.
7575 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7576 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7577 * config/i386/i386.h (struct machine_cfa_state): New.
7578 (ix86_cfa_state): New.
7579 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7580 (eh_return_internal): Merge from eh_return_<mode>,
7581 use eh_return rtx, split w/ epilogue.
7583 2009-05-29 Ian Lance Taylor <iant@google.com>
7585 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7587 * calls.c (emit_library_call_value_1): Likewise.
7589 * c-typeck.c (c_build_va_arg): New function.
7590 * c-tree.h (c_build_va_arg): Declare.
7591 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7592 instead of build_va_arg.
7594 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7596 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7597 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7598 (ptr_difference_cost): Use affine combinations to compute it.
7599 (difference_cost): Likewise.
7600 (get_computation_cost_at): Compute more accurate cost for addresses
7601 if the ratio is a multiplier allowed in addresses.
7602 For non-addresses, consider that an additional offset or symbol is
7605 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7607 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7608 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7610 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7611 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7612 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7614 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7615 to 1 for TYPE_SSE{IADD1,CVT1}.
7616 (prefix_vex_imm8): Removed.
7617 (length_vex): Only pass 1 as second argument to
7618 ix86_attr_length_vex_default if prefix_extra is 0.
7619 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7620 (length): For prefix vex computation use length_immediate
7621 attribute instead of prefix_vex_imm8.
7622 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7623 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7624 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7625 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7626 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7627 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7628 a space in between the operands.
7629 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7630 if one operand is 0xff and the other one si, di, bp or sp.
7631 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7632 other one si, di, bp or sp.
7633 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7634 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7635 type and mode attributes.
7636 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7637 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7638 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7639 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7640 prefix_data16 attribute iff MODE_DF.
7641 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7642 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7643 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7644 constm128_operand in length_immediate computation.
7645 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7646 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7647 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7648 length_immediate attribute to 1.
7649 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7650 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7651 for certain alternatives.
7652 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7653 prefix_data16 attribute if MODE_V1DF.
7654 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7655 length_immediate to 1.
7656 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7657 length_address to 4, set mode attribute to MODE_DI.
7658 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7659 (fxam<mode>2_i387): Set length attribute to 4.
7660 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7661 *prefetch_3dnow_rex): Override length_address attribute.
7662 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7664 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7665 (constm128_operand): Removed.
7666 * config/i386/i386.c (memory_address_length): For
7667 disp && !index && !base in 64-bit mode account for SIB byte if
7668 print_operand_address can't optimize disp32 into disp32(%rip)
7669 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7670 for fs: or gs: segment.
7671 (ix86_attr_length_immediate_default): When checking if shortform
7672 is possible, truncate immediate to the length of the non-shortened
7674 (ix86_attr_length_address_default): Ignore MEM_P operands
7676 (ix86_attr_length_vex_default): Only check for DImode on
7677 GENERAL_REG_P operands.
7678 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7679 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7680 (sse_cvttps2pi): Clear prefix_rep attribute.
7681 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7683 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7684 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7685 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7686 iff operand 2 is const_int_operand.
7687 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7688 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7689 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7691 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7693 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7694 prefix_data16 attribute for movlpd and movhpd instructions.
7695 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7696 length_immediate for shufpd instruction.
7697 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7698 (avx_cmpp<avxmodesuffixf2c><mode>3,
7699 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7700 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7701 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7702 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7703 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7704 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7705 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7706 prefix_data16 attribute for the first alternative to 1.
7707 (*avx_loadlps): Override length_immediate for the first alternative.
7708 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7709 attributes for second alternative.
7710 (*vec_concatv2sf_sse4_1): Override length_immediate and
7711 prefix_data16 attributes for second alternative.
7712 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7713 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7714 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7715 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7716 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7717 prefix_data16 and length_immediate to 1.
7718 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7720 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7721 prefix_extra attribute for variants that don't have 0f prefix alone.
7722 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7723 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7724 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7725 *sse4_1_pextrd): Set length_immediate to 1.
7726 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7727 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7729 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7730 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7731 length_immediate to 1 for second alternative.
7732 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7733 prefix_extra and length_immediate attributes for the first
7735 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7737 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7738 to 1 for the first and third alternative.
7739 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7741 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7743 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7745 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7746 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7747 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7748 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7749 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7750 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7751 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7752 ssse3_psign<mode>3): Override prefix_rex attribute.
7753 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7754 (ssse3_palignrti): Override length_immediate to 1.
7755 (ssse3_palignrdi): Override length_immediate to 1, override
7756 prefix_rex attribute.
7757 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7758 (sse4a_extrqi): Override length_immediate to 2.
7759 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7760 (sse4a_insertq): Override prefix_data16 to 0.
7761 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7762 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7763 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7764 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7765 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7766 and length_immediate to 1.
7767 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7768 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7769 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7770 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7771 and length_immediate to 1.
7772 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7773 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7774 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7775 avx_ptest256): Override prefix_extra to 1.
7776 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7777 Override prefix_data16 and length_immediate to 1.
7778 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7779 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7780 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7781 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7782 prefix_data16 to 0 and prefix_extra to 2.
7783 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7784 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7786 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7787 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7788 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7789 and prefix_extra to 2.
7790 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7791 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7792 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7793 avx_vpermilvar<mode>3,
7794 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7795 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7796 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7797 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7798 Override prefix_extra to 1.
7799 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7800 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7801 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7802 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7803 prefix_extra and length_immediate to 1.
7804 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7806 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7807 to 1 for the first alternative.
7808 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7809 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7811 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7812 *movv2sf_internal_avx, *movv2sf_internal): Override
7813 prefix_rep attribute for certain alternatives.
7814 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7815 attributes for certain alternatives.
7816 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7817 attributes for certain alternatives.
7818 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7819 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7820 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7821 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7822 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7823 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7824 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7825 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7826 length_immediate to 1 if operand 2 is const_int_operand.
7827 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7828 *vec_extractv2si_1): Set length_immediate attribute to 1.
7829 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7830 using old 3DNOW insn rather than SSE/3DNOW_A.
7831 (mmx_emms, mmx_femms): Clear modrm attribute.
7833 2009-05-29 Martin Jambor <mjambor@suse.cz>
7835 * tree-sra.c: New implementation of SRA.
7837 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7838 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7839 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7840 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7841 (SRA_MAX_STRUCTURE_COUNT): Removed.
7842 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7843 * doc/invoke.texi (sra-max-structure-size): Removed.
7844 (sra-field-structure-ratio): Removed.
7846 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7849 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7852 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7854 PR rtl-optimization/40101
7855 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7856 seqno. Adjust comment.
7857 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7858 inserting bookkeeping before a jump, the jump is not scheduled.
7859 When no positive seqno found, provide a value. Add comment.
7861 2009-05-29 Richard Guenther <rguenther@suse.de>
7863 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7864 short-cutting on the first component.
7866 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7869 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7870 for trees other than decls/types.
7872 2009-05-29 Richard Guenther <rguenther@suse.de>
7874 * tree-ssa-operands.c (get_expr_operands): Do not handle
7875 INDIRECT_REFs in the handled-component case. Remove
7876 unused get_ref_base_and_extent case.
7877 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7878 tree_low_cst and host_integerp where possible.
7879 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7880 codes for equivalence.
7881 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7883 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7885 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7886 to tmake_file for i[34567]86-*-cygwin*.
7888 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7891 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7892 (altivec_categorize_keyword, init_vector_keywords,
7893 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7896 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7898 * tree.c (handle_dll_attribute): Check if node is
7899 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7901 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7903 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7905 (thumb2_zero_extendqidi2): Likewise.
7907 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7909 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7910 instead of gen_movrt.
7911 * config/sh/sh.md (movrt): Remove.
7913 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7915 * doc/invoke.texi (IA-64 Options):
7916 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7917 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7918 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7919 -msched-prefer-non-control-spec-insns,
7920 -msched-stop-bits-after-every-cycle,
7921 -msched-count-spec-in-critical-path,
7922 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7923 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7924 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7925 and -msched-spec-verbose.
7927 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7929 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7930 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7932 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7934 2009-05-28 Richard Guenther <rguenther@suse.de>
7936 * tree-ssa-alias.c (ao_ref_init): New function.
7937 (ao_ref_base): Likewise.
7938 (ao_ref_base_alias_set): Likewise.
7939 (ao_ref_alias_set): Likewise.
7940 (refs_may_alias_p_1): Change signature.
7941 (refs_may_alias_p): Adjust.
7942 (refs_anti_dependent_p): Likewise.
7943 (refs_output_dependent_p): Likewise.
7944 (call_may_clobber_ref_p_1): Change signature.
7945 (call_may_clobber_ref_p): Adjust.
7946 (stmt_may_clobber_ref_p_1): New function split out from ...
7947 (stmt_may_clobber_ref_p): ... here.
7948 (maybe_skip_until): Adjust signature.
7949 (get_continuation_for_phi): Likewise.
7950 (walk_non_aliased_vuses): Likewise.
7951 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7952 (ao_ref_init): Declare.
7953 (ao_ref_base): Likewise.
7954 (ao_ref_alias_set): Likewise.
7955 (stmt_may_clobber_ref_p_1): Likewise.
7956 (walk_non_aliased_vuses): Adjust.
7957 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7958 (get_ref_from_reference_ops): remove.
7959 (vn_reference_lookup_2): Adjust signature.
7960 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7961 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7962 (vn_reference_lookup): Adjust.
7963 (vn_reference_insert): Likewise.
7964 (vn_reference_insert_pieces): Adjust signature.
7965 (visit_reference_op_call): Adjust.
7966 * tree-ssa-pre.c (get_expr_type): Simplify.
7967 (phi_translate_1): Adjust.
7968 (compute_avail): Likewise.
7969 (translate_vuse_through_block): Do not re-build trees.
7970 (value_dies_in_block_x): Likewise.
7971 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7973 (vn_reference_lookup_pieces): Adjust declaration.
7974 (vn_reference_insert_pieces): Likewise.
7976 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7978 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7979 with checking disabled.
7981 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7985 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7986 macro definition for support of three-operand format aligned
7987 .comm directive in assembler on cygwin/pe/mingw target OS.
7988 * configure: Regenerate.
7989 * config.h: Regenerate.
7991 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7992 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7993 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7995 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7996 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7998 2009-05-28 Ira Rosen <irar@il.ibm.com>
8000 PR tree-optimization/40254
8001 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8002 in analysis of basic blocks.
8004 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8007 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8008 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8009 (TARGET_INITIALIZER): Use it.
8010 * cse.c (CHEAPER): Move it up to the other macros.
8011 (insert): Rename this ...
8012 (insert_with_costs): ... to this. Add cost parameters. Update
8014 (insert): New function. Call insert_with_costs.
8015 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8016 find_reg_offset_for_const, try_const_anchors): New functions.
8017 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8018 when using a const-anchor. Call insert_const_anchors.
8019 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8020 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8022 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8024 * tree-inline.c (remap_decls): Enable nonlocalized variables
8025 when not optimizing.
8027 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8029 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8030 Simplify other tests involving optimize.
8032 2009-05-27 Tom Tromey <tromey@redhat.com>
8034 * unwind-dw2.c (_Unwind_DebugHook): New function.
8035 (uw_install_context): Call _Unwind_DebugHook.
8037 2009-05-27 Tom Tromey <tromey@redhat.com>
8039 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8041 2009-05-27 Ian Lance Taylor <iant@google.com>
8043 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8044 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8045 (ALL_LINKERFLAGS): Define.
8046 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8047 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8048 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8049 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8050 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8051 $(LINKER_FOR_BUILD).
8052 (build/gcov-iov$(build_exeext)): Likewise.
8054 2009-05-27 Julian Brown <julian@codesourcery.com>
8056 * gcse.c (target.h): Include.
8057 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8058 copy of argument to a pseudo register.
8060 2009-05-27 Diego Novillo <dnovillo@google.com>
8062 * tree-ssa-live.c (dump_scope_block): Document arguments.
8063 (dump_scope_blocks): Document.
8064 (debug_scope_blocks): New.
8065 * tree-flow.h (debug_scope_blocks): Declare.
8067 2009-05-21 Denis Chertykov <denisc@overta.ru>
8069 * doc/contrib.texi (Contributors): Add myself to the list.
8071 2009-05-27 Olivier Hainque <hainque@adacore.com>
8073 * expr.c (target_align): New function. Alignment the TARGET of an
8074 assignment may be assume to have.
8075 (highest_pow2_factor_for_target): Use it instead of relying on
8076 immediate tree attributes of TARGET, not necessarily honored when
8077 intermediate bitfields are involved.
8079 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8082 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8083 AVX, SSE4, AES, PCLMUL and POPCNT.
8085 2009-05-27 Diego Novillo <dnovillo@google.com>
8087 * tree-pretty-print.c (dump_location): New.
8088 (dump_generic_node): Call it.
8089 Factor code to handle BLOCK nodes ...
8090 (dump_block_node): ... here.
8092 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8094 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8096 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8098 * gcc-plugin.h: Include config.h and system.h.
8099 (IN_GCC): Define if not defined.
8101 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8104 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8107 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8109 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8111 * config/m32r/m32r.h: Ditto.
8112 * config/m32r/m32r.md: Ditto.
8113 * config/m32r/predicates.md: Ditto.
8115 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8117 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8119 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8122 (Loading plugins): typo.
8123 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8124 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8125 (Interacting with the GCC Garbage Collector): Added new section.
8126 (Giving information about a plugin): Added new section for
8128 * ggc.h (ggc_register_root_tab): Added declaration.
8129 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8130 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8131 (register_callback): Improved comment in declaration.
8132 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8133 (extra_root_vec) Added static variable for dynamic roots registration.
8134 (ggc_register_root_tab) Added new routine.
8135 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8136 PLUGIN_GGC_MARKING event.
8137 * ggc-zone.c: Include plugin.h.
8138 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8139 * ggc-page.c: Include plugin.h.
8140 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8141 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8142 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8143 (register_callback): check lack of callbacks for
8144 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8145 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8146 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8147 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8148 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8149 dependency on plugin.h.
8150 (plugin.o): Added dependency on ggc.h...
8152 2009-05-26 Richard Guenther <rguenther@suse.de>
8156 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8157 with mismatched comparison modes.
8159 * expr.c (expand_expr_real_1): Expand the operand of a
8160 VIEW_CONVERT_EXPR in its natural mode.
8162 2009-05-26 Ian Lance Taylor <iant@google.com>
8164 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8165 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8166 (ALL_COMPILERFLAGS): Define.
8167 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8168 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8169 (collect2$(exeext), collect2.o): Likewise.
8170 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8171 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8172 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8173 (libbackend.o, intl.o, cppdefault.o): Likewise.
8174 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8175 (build/%.o): Use $(COMPILER_FOR_BUILD).
8176 (build/gen%$(build_exeext)): Likewise.
8177 (build/gcov-iov$(build_exeext)): LIkewise.
8178 * config/t-darwin (darwin.o): Use $(COMPILER).
8179 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8180 * config/t-sol2 (sol2-c.o): Likewise.
8182 * config/t-vxworks (vxworks.o): Likewise.
8183 * config/x-darwin (host-darwin.o): Likewise.
8184 * config/x-hpux (host-hpux.o): Likewise.
8185 * config/x-linux (host-linux.o): Likewise.
8186 * config/x-solaris (host-solaris.o): Likewise.
8187 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8188 * config/arm/t-arm (arm-c.o): Likewise.
8189 * config/arm/t-pe (pe.o): Likewise.
8190 * config/arm/t-wince-pe (pe.o): Likewise.
8191 * config/i386/t-cygming (winnt.o): Likewise.
8192 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8193 * config/i386/t-cygwin (cygwin1.o): Likewise.
8194 (cygwin2.o): Likewise.
8195 * config/i386/t-i386 (i386-c.o): Likewise.
8196 * config/i386/t-interix (winnt.o): Likewise.
8197 * config/i386/t-netware (netware.o): Likewise.
8198 * config/i386/t-nwld (nwld.o): Likewise.
8199 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8200 * config/i386/x-i386 (driver-i386.o): Likewise.
8201 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8202 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8203 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8204 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8205 * config/mips/x-native (driver-native.o): Likewise.
8206 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8207 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8208 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8209 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8210 * config/score/t-score-elf (score7.o): Likewise.
8211 (score3.o): Likewise.
8212 * config/sh/t-sh (sh-c.o): Likewise.
8213 * config/sh/t-symbian (sh-c.o): Likewise.
8214 (symbian.o): Likewise.
8215 * config/spu/t-spu-elf (spu-c.o): Likewise.
8216 * config/v850/t-v850 (v850-c.o): Likewise.
8217 * config/v850/t-v850e (v850-c.o): Likewise.
8219 2009-05-26 Richard Guenther <rguenther@suse.de>
8221 PR tree-optimization/40122
8222 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8223 VECTOR_CSTs if possible.
8224 (fold_gimple_assign): Likewise.
8226 2009-05-26 Richard Guenther <rguenther@suse.de>
8229 * fold-const.c (fold_binary): Use the correct types for building
8232 2009-05-26 Richard Guenther <rguenther@suse.de>
8234 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8235 redundant calls to merge_alias_info.
8236 (bump_vector_ptr): Likewise.
8237 * tree-ssa-copy.c (merge_alias_info): Remove.
8238 (replace_exp_1): Remove call to merge_alias_info.
8239 (propagate_tree_value): Likewise.
8240 (fini_copy_prop): Propagate points-to info.
8241 * tree-flow.h (merge_alias_info): Remove.
8243 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8245 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8247 2009-05-25 Jan Hubicka <jh@suse.cz>
8249 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8250 * cgraph.h (struct inline_summary): New filed self_wize,
8251 size_inlining_benefit, self_time and time_inlining_benefit.
8252 (struct cgraph_global_info): Replace insns by time ans size fields.
8253 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8254 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8255 (ipcp_update_callgraph): Do not touch function bodies.
8256 * ipa-inline.c: Include except.h
8257 (MAX_TIME): New constant.
8258 (overall_insns): Remove.
8260 (overall_size, max_benefit): New static variables.
8261 (cgraph_estimate_time_after_inlining): New function.
8262 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8263 (cgraph_clone_inlined_nodes): Update size.
8264 (cgraph_mark_inline_edge): Update size.
8265 (cgraph_estimate_growth): Use size info.
8266 (cgraph_check_inline_limits): Check size.
8267 (cgraph_default_inline_p): Likewise.
8268 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8269 (cgraph_decide_recursive_inlining): Check size.
8270 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8272 (cgraph_decide_inlining): Likewise.
8273 (cgraph_decide_inlining_incrementally): Likewise; honor
8274 PARAM_EARLY_INLINING_INSNS.
8275 (likely_eliminated_by_inlining_p): New predicate.
8276 (estimate_function_body_sizes): New function.
8277 (compute_inline_parameters): Use it.
8278 * except.c (must_not_throw_labels): New function.
8279 * except.h (must_not_throw_labels): Declare.
8280 * tree-inline.c (init_inline_once): Kill inlining_weigths
8281 * tree-ssa-structalias.c: Avoid uninitialized warning.
8282 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8283 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8284 (PARAM_INLINE_CALL_COST): Remove.
8285 (PARAM_EARLY_INLINING_INSNS): New.
8287 2009-05-25 Richard Guenther <rguenther@suse.de>
8289 PR tree-optimization/36327
8290 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8291 callback for reference translation or lookup at the point of may-defs.
8292 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8293 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8294 for union COMPONENT_REFs.
8295 (vn_reference_lookup_3): New callback. Lookup from memset
8296 and CONSTRUCTOR assignment, translate through struct copies.
8297 (vn_reference_lookup_pieces): Make sure to not free the
8298 passed operands array. Adjust walk_non_aliased_vuses call.
8299 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8300 make sure we do not leak memory.
8302 2009-05-25 Richard Guenther <rguenther@suse.de>
8304 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8305 * tree-inline.c (expand_call_inline): Reset the escaped and
8307 * tree-ssa-structalias.c (pass_build_ealias): New.
8308 * tree-pass.h (pass_build_ealias): Declare.
8309 * passes.c (init_optimization_passes): Add PTA during
8310 early optimizations.
8311 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8312 and CALLUSED solutions.
8313 (dump_points_to_solution): New function, split out from ...
8314 (dump_points_to_info_for): ... here.
8315 * tree-parloops.c (parallelize_loops): Reset the escaped and
8318 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8321 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8322 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8324 2009-05-25 Ira Rosen <irar@il.ibm.com>
8326 PR tree-optimization/40238
8327 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8328 statements after basic block's labels.
8329 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8330 to free the allocated memory.
8332 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8334 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8335 return address with a USE.
8337 2009-05-24 Richard Guenther <rguenther@suse.de>
8340 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8341 array type from the main variant of the inner type.
8343 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8345 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8346 definition to bool (from int) to un-break build.
8347 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8349 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8351 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8352 discard_stmt_changes): Delete.
8353 * tree-ssa-operands.c (scb_stack): Delete.
8354 (init_ssa_operands): Do not initialize it.
8355 (fini_ssa_operands): Do not free it.
8356 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8358 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8359 update_stmt, remove the others. Fix comments.
8360 * tree-dfa.c (optimize_stack_restore): Likewise.
8361 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8362 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8363 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8364 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8366 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8367 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8368 (dom_opt_finalize_block): Likewise, adjusting access to
8370 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8371 (stmts_to_rescan): Change item type to gimple.
8372 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8374 2009-05-24 Ira Rosen <irar@il.ibm.com>
8376 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8377 * tree-pass.h (pass_slp_vectorize): New pass.
8378 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8379 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8380 * tree-vectorizer.c (timevar.h): Include.
8381 (user_vect_verbosity_level): Declare.
8382 (vect_location): Fix comment.
8383 (vect_set_verbosity_level): Update user_vect_verbosity_level
8384 instead of vect_verbosity_level.
8385 (vect_set_dump_settings): Add an argument. Ignore user defined
8386 verbosity if dump flags require higher level of verbosity. Print to
8387 stderr only for loop vectorization.
8388 (vectorize_loops): Update call to vect_set_dump_settings.
8389 (execute_vect_slp): New function.
8390 (gate_vect_slp): Likewise.
8391 (struct gimple_opt_pass pass_slp_vectorize): New.
8392 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8394 (vec_info_for_bb): New function.
8395 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8396 (VECTORIZATION_ENABLED): New macro.
8397 (SLP_ENABLED, SLP_DISABLED): Likewise.
8398 (vect_is_simple_use): Add bb_vec_info argument.
8399 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8400 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8401 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8402 vect_schedule_slp, vect_analyze_slp): Likewise.
8403 (vect_analyze_stmt): Add slp_tree argument.
8404 (find_bb_location): Declare.
8405 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8406 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8407 (vect_analyze_loop_operations, vect_analyze_loop,
8408 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8409 vect_finalize_reduction, vectorizable_reduction,
8410 vectorizable_live_operation, vect_transform_loop): Likewise.
8411 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8412 skip evolution analysis if analyzing a basic block.
8413 (dr_analyze_indices): Likewise.
8414 (initialize_data_dependence_relation): Skip the test whether the
8415 object is invariant for basic blocks.
8416 (compute_all_dependences): Skip dependence analysis for data
8417 references in basic blocks.
8418 (find_data_references_in_stmt): Don't fail in case of invariant
8419 access in basic block.
8420 (find_data_references_in_bb): New function.
8421 (find_data_references_in_loop): Move code to
8422 find_data_references_in_bb and add a call to it.
8423 (compute_data_dependences_for_bb): New function.
8424 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8425 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8427 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8428 unknown dependence in basic block and fail in case of dependence in
8430 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8431 dependence instances from either loop or basic block vectorization
8433 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8434 before calling nested_in_vect_loop_p.
8435 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8436 dependence instances from either loop or basic block vectorization
8438 (vect_verify_datarefs_alignment): Likewise.
8439 (vect_enhance_data_refs_alignment): Adjust function calls.
8440 (vect_analyze_data_refs_alignment): Likewise.
8441 (vect_analyze_group_access): Fix printing. Skip different checks if
8442 DR_STEP is 0. Keep strided stores either in loop or basic block
8443 vectorization data structure. Fix indentation.
8444 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8446 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8447 dependence instances from either loop or basic block vectorization
8449 (vect_analyze_data_refs): Update comment. Call
8450 compute_data_dependences_for_bb to analyze basic blocks.
8451 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8452 case of loop vectorization. In case of basic block vectorization use
8453 data-ref itself as a base.
8454 (vect_create_data_ref_ptr): In case of basic block vectorization:
8455 don't advance the pointer, add new statements before the current
8456 statement. Adjust function calls.
8457 (vect_supportable_dr_alignment): Support only aligned accesses in
8458 basic block vectorization.
8459 * common.opt (ftree-slp-vectorize): New flag.
8460 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8461 (vect_pattern_recog_1): Likewise.
8462 * tree-vect-stmts.c (process_use): Likewise.
8463 (vect_init_vector): Add new statements in the beginning of the basic
8464 block in case of basic block SLP.
8465 (vect_get_vec_def_for_operand): Adjust function calls.
8466 (vect_finish_stmt_generation): Likewise.
8467 (vectorizable_call): Add assert that it is loop vectorization, adjust
8469 (vectorizable_conversion, vectorizable_assignment): Likewise.
8470 (vectorizable_operation): In case of basic block SLP, take
8471 vectorization factor from statement's type and skip the relevance
8472 check. Adjust function calls.
8473 (vectorizable_type_demotion): Add assert that it is loop
8474 vectorization, adjust function calls.
8475 (vectorizable_type_promotion): Likewise.
8476 (vectorizable_store): Check for outer loop only in case of loop
8477 vectorization. Adjust function calls. For basic blocks, skip the
8478 relevance check and don't advance pointers.
8479 (vectorizable_load): Likewise.
8480 (vectorizable_condition): Add assert that it is loop vectorization,
8481 adjust function calls.
8482 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8483 that it is not reduction, get vector type, call only supported
8484 functions, skip loop specific parts.
8485 (vect_transform_stmt): Check for outer loop only in case of loop
8487 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8488 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8489 for external definition.
8490 * passes.c (pass_slp_vectorize): New pass.
8491 * tree-vect-slp.c (find_bb_location): New function.
8492 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8493 check for patterns only in loops.
8494 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8495 case of multiple types in basic block SLP.
8496 (vect_mark_slp_stmts_relevant): New function.
8497 (vect_supported_load_permutation_p): Fix comment.
8498 (vect_analyze_slp_instance): Add argument. In case of basic block
8499 SLP, take vectorization factor from statement's type, check that
8500 unrolling factor is 1. Adjust function call. Save SLP instance in
8501 either loop or basic block vectorization structure. Return FALSE,
8503 (vect_analyze_slp): Add argument. Get strided stores groups from
8504 either loop or basic block vectorization structure. Return FALSE
8505 if basic block SLP failed.
8506 (new_bb_vec_info): New function.
8507 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8508 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8509 (vect_schedule_slp): Add argument. Get SLP instances from either
8510 loop or basic block vectorization structure. Set vectorization factor
8511 to be 1 for basic block SLP.
8512 (vect_slp_transform_bb): New function.
8513 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8515 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8517 * final.c (shorten_branches): Do not align labels for jump tables.
8518 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8520 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8522 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8523 Remove outdated reference to flow.c and fix nits.
8524 * doc/gccint.texi: Tweak RTL description.
8525 * doc/rtl.texi: Likewise.
8527 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8529 * config/avr/avr.c: Change my email address.
8530 * config/avr/avr.h: Likewise.
8531 * config/avr/avr.md: Likewise.
8532 * config/avr/avr-protos.h: Likewise.
8533 * config/avr/libgcc.S: Likewise.
8535 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8537 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8538 (spu_split_load, spu_split_store): Change return type to int.
8539 (spu_split_convert): Declare.
8540 * config/spu/predicates.md (spu_mem_operand): Remove.
8541 (spu_mov_operand): Update.
8542 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8543 * config/spu/spu.c (regno_aligned_for_load): Remove.
8544 (reg_aligned_for_addr, spu_expand_load): Define.
8545 (spu_expand_extv): Reimplement and handle MEM.
8546 (spu_expand_insv): Handle MEM.
8547 (spu_sched_reorder): Handle insn's with length 0.
8548 (spu_legitimate_address_p): Reimplement.
8549 (store_with_one_insn_p): Return TRUE for any mode with size
8550 larger than 16 bytes.
8551 (address_needs_split): Define.
8552 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8554 (spu_convert_move): Define.
8555 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8556 (spu_split_store): Change all MEM's to TImode.
8557 (spu_init_expanders): Preallocate registers that correspond to
8558 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8560 (spu_split_convert): Define.
8561 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8562 (_move<mode>, _movdi, _movti): Update predicate and condition.
8563 (load, store): Change to define_split.
8564 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8566 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8567 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8568 define_insn_and_split of lshr<mode>3.
8569 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8570 (<v>ashr<mode>3_imm): Define.
8571 (extv, extzv, insv): Allow MEM operands.
8572 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8573 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8574 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8575 (_spu_convert2): Change to define_insn_and_split and remove the
8576 corresponding define_peephole2.
8577 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8578 Change predicates to memory_operand.
8580 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8582 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8584 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8586 PR tree-optimization/40219
8587 * tree.c (iterative_hash_expr): Make sure the builtin function is
8588 a normal builtin function and not a front end or back end builtin
8589 before indexing into the built_in_decls array.
8591 2009-05-22 Richard Guenther <rguenther@suse.de>
8594 * alias.c (write_dependence_p): Do not use TBAA for answering
8595 anti-dependence or output-dependence.
8596 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8597 (emit_pointer_definition): Remove.
8598 (emit_alias_warning): Likewise.
8599 (find_what_var_points_to): Remove TBAA pruning code.
8600 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8602 (compute_points_to_sets): Remove code computing the set of
8603 dereferenced pointers.
8604 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8605 oracle for querying anti and output dependencies.
8606 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8607 if TBAA may be applied.
8608 (refs_anti_dependent_p): New function.
8609 (refs_output_dependent_p): Likewise.
8610 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8611 (refs_output_dependent_p): Likewise.
8612 * doc/tree-ssa.texi (Memory model): New section.
8613 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8614 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8615 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8616 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8617 * expr.c (expand_expr_real_1): Likewise.
8618 * gimple-low.c (lower_stmt): Likewise.
8619 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8620 (dump_gimple_cdt): Remove.
8621 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8622 (gimple_size): Likewise.
8623 (walk_gimple_op): Likewise.
8624 (is_gimple_stmt): Likewise.
8625 (walk_stmt_load_store_addr_ops): Likewise.
8626 (gimple_build_cdt): Remove.
8627 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8628 * gimple.h (gimple_cdt_new_type): Remove.
8629 (gimple_cdt_new_type_ptr): Likewise.
8630 (gimple_cdt_set_new_type): Likewise.
8631 (gimple_cdt_location): Likewise.
8632 (gimple_cdt_location_ptr): Likewise.
8633 (gimple_cdt_set_location): Likewise.
8634 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8635 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8636 GIMPLE_CHANGE_DYNAMIC_TYPE.
8637 (verify_types_in_gimple_stmt): Likewise.
8638 * tree-inline.c (estimate_num_insns): Likewise.
8639 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8640 (copy_decl_to_var): Likewise.
8641 (copy_result_decl_to_var): Likewise.
8642 * tree-pretty-print.c (dump_generic_node): Do not handle
8643 CHANGE_DYNAMIC_TYPE_EXPR.
8644 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8645 * tree-ssa-operands.c (get_expr_operands): Likewise.
8646 * tree-ssa-structalias.c (struct variable_info): Remove
8647 no_tbaa_pruning member.
8648 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8649 (unify_nodes): Do not copy it.
8650 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8651 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8652 (set_uids_in_ptset): Do not check it.
8653 (find_what_var_points_to): Likewise.
8654 (compute_tbaa_pruning): Remove.
8655 (compute_points_to_sets): Do not call it.
8656 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8657 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8658 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8659 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8660 (DECL_NO_TBAA_P): Likewise.
8661 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8662 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8663 (expand_omp_atomic_pipeline): Do not set it.
8664 * print-tree.c (print_node): Do not dump it.
8665 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8668 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8671 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8674 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8676 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8679 2009-05-22 Ben Elliston <bje@au.ibm.com>
8681 * Makefile.in (bversion.h, s-bversion): New targets.
8682 (TOPLEV_H): Add bversion.h.
8683 * toplev.h: Include "bversion.h".
8684 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8685 the __format__ attribute only if compiling with the same version
8686 of GCC as the sources (the "build version").
8688 2009-05-22 Ben Elliston <bje@au.ibm.com>
8690 * c-format.c (handle_format_attribute): Fix comment typo.
8692 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8695 * config/ia64/ia64.opt (mfused-madd): New.
8696 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8697 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8698 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8699 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8700 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8701 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8702 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8703 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8704 instruction if !TARGET_FUSED_MADD.
8705 (fpma, fpms): Remove colon from name.
8707 2009-05-22 Richard Guenther <rguenther@suse.de>
8709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8710 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8711 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8713 (create_expression_by_pieces): Only convert if necessary.
8714 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8715 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8717 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8719 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8720 regular pattern from a template and rename it ...
8721 (*extzv_truncsi_exts): ... to this.
8723 2009-05-21 Richard Guenther <rguenther@suse.de>
8725 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8726 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8727 (cgraph_default_inline_p): Likewise.
8728 (cgraph_decide_inlining_incrementally): Likewise.
8730 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8731 Uros Bizjak <ubizjak@gmail.com>
8733 * config/i386/cpuid.h (bit_MOVBE): New.
8735 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8737 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8738 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8739 (ix86_handle_option): Handle OPT_mmovbe.
8740 (ix86_target_string): Add -mmovbe.
8741 (pta_flags): Add PTA_MOVBE.
8742 (processor_alias_table): Add PTA_MOVBE to "atom".
8743 (override_options): Handle PTA_MOVBE.
8745 * config/i386/i386.h (TARGET_MOVBE): New.
8747 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8748 (*bswapsi_movbe): New.
8749 (*bswapdi_movbe): Likewise.
8750 (bswapdi2): Renamed to ...
8752 (bswapdi2): New expander.
8754 * config/i386/i386.opt (mmovbe): New.
8756 * doc/invoke.texi: Document -mmovbe.
8758 2009-05-21 Taras Glek <tglek@mozilla.com>
8760 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8761 * gcc-plugin.h (plugin_init): Updated signature.
8762 * gcc-plugin.h (plugin_name_args): Moved to this header.
8763 * doc/plugins.texi (plugin_init): Updated documention to reflect
8765 * doc/plugins.texi (plugin_name_args): Added to documention.
8767 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8769 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8770 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8772 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8774 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8775 JUMP_TABLE_DATA_P predicates where applicable.
8776 * config/i386/predicates.md: Ditto.
8777 * config/i386/sse.md: Ditto.
8779 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8781 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8782 operand2 -128 override length_immediate attribute to 1.
8783 * config/i386/predicates.md (constm128_operand): New predicate.
8785 * config/i386/i386.c (memory_address_length): Handle %r12
8786 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8788 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8789 mode look through optional ZERO_EXTEND and SUBREG.
8790 * config/i386/i386.md (R12_REG): New define_constant.
8791 (prefix_data16): For sse unit set also for MODE_TI insns.
8792 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8793 insns set if operand 1 is ext_QIreg_operand.
8794 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8795 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8797 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8798 mode from MODE_DI to MODE_SI.
8799 (movdi_1_rex64): Override modrm and length_immediate attributes
8800 only for movabs (TYPE_IMOV, alternative 2).
8801 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8803 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8804 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8805 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8806 prefix_rex attribute if DImode.
8807 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8808 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8809 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8810 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8811 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8812 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8813 Likewise. For TYPE_IMOV clear length_immediate attribute.
8814 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8815 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8816 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8817 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8818 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8819 or one operand TYPE_ISHIFT.
8820 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8821 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8822 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8823 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8824 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8825 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8826 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8827 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8828 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8829 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8830 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8831 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8832 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8833 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8834 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8835 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8836 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8837 set mode attribute, don't override length attribute.
8838 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8840 (return_internal_long): Set length attribute to 2 instead of 1.
8841 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8842 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8843 prefix_rex attribute.
8844 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8846 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8848 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8850 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8852 2009-05-20 Ian Lance Taylor <iant@google.com>
8854 * tree.c (build_tree_list_vec_stat): New function.
8855 (ctor_to_vec): New function.
8856 (build_nt_call_vec): New function.
8857 (build_call_array): Change args to be a const pointer.
8858 (build_call_vec): New function.
8859 * tree.h (build_nt_call_vec): Declare.
8860 (build_tree_list_vec_stat): Declare.
8861 (build_tree_list_vec): Define.
8862 (build_call_array): Update declaration.
8863 (build_call_vec): Declare.
8864 (ctor_to_vec): Declare.
8865 * c-common.c (tree_vector_cache): New static variable.
8866 (make_tree_vector): New function.
8867 (release_tree_vector): New function.
8868 (make_tree_vector_single): New function.
8869 (make_tree_vector_copy): New function.
8870 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8871 (make_tree_vector_single, make_tree_vector_copy): Declare.
8872 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8873 (c_parser_expr_list): Don't manage cache here, instead call
8875 (c_parser_release_expr_list): Remove static function.
8876 (c_parser_vec_to_tree_list): Remove static function.
8877 (c_parser_attributes): Call build_tree_list_vec instead of
8878 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8879 c_parser_release_expr_list.
8880 (c_parser_postfix_expression_after_primary): Likewise.
8881 (c_parser_objc_keywordexpr): Likewise.
8883 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8885 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8886 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8887 TARGET_CONVERT_TO_TYPE.
8888 * hooks.c (hook_tree_const_tree_null): Define.
8889 * hooks.h (hook_tree_const_tree_null): Declare.
8890 * target.h (struct gcc_target): Add invalid_parameter_type,
8891 invalid_return_type, promoted_type, and convert_to_type fields.
8892 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8893 (TARGET_INVALID_RETURN_TYPE): Define.
8894 (TARGET_PROMOTED_TYPE): Define.
8895 (TARGET_CONVERT_TO_TYPE): Define.
8896 (TARGET_INITIALIZER): Update for new fields.
8897 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8898 (grokparms): Check targetm.invalid_parameter_type.
8899 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8900 * c-convert.c (convert): Check targetm.convert_to_type.
8902 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8904 * config/mips/mips.md (*extenddi_truncate<mode>,
8905 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8907 (*extendhi_truncateqi): New define_insn_and_sptit.
8909 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8912 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8913 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8915 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8917 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8918 the operand of VIEW_CONVERT_EXPR.
8920 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8922 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8923 extended family and model for Intel processors. Support Intel Atom.
8925 2009-05-20 Olivier Hainque <hainque@adacore.com>
8927 * gstab.h (stab_code_type): Define, to be used instead of the
8928 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8930 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8931 occurrences by stab_code_type.
8932 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8934 2009-05-20 Martin Jambor <mjambor@suse.cz>
8936 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8937 (sra_insert_before): Likewise.
8938 (sra_insert_after): Likewise.
8939 (sra_init_cache): Likewise.
8940 (sra_type_can_be_decomposed_p): Likewise.
8941 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8942 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8943 (sra_insert_before): Likewise.
8944 (sra_insert_after): Likewise.
8945 (sra_init_cache): Likewise.
8946 (insert_edge_copies_seq): Made static and moved upwards.
8948 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8951 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8953 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8954 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8957 2009-05-20 Richard Guenther <rguenther@suse.de>
8959 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8960 with mismatched comparison modes.
8962 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8964 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8965 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8966 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8967 with shifts for Thumb2.
8968 (orsi_notsi): New for orn.
8969 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8970 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8971 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8972 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8973 Don't invert remainder for IOR.
8975 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8977 PR tree-optimization/40087
8978 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8979 number_of_iterations_ne): Rename never_infinite argument.
8980 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8981 number_of_iterations_le): Handle pointer-type ivs when
8982 exit_must_be_taken is false.
8983 (number_of_iterations_cond): Do not always assume that
8984 exit_must_be_taken if the control variable is a pointer.
8986 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8988 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8989 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8991 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8993 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8994 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8996 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8999 * c.opt (Wlogical-op): Disabled by default.
9000 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9002 * doc/invoke.texi (Wlogical-op): Likewise.
9004 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9006 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9008 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9009 Propagate the type of the first operand.
9010 <ASSERT_EXPR>: Simplify.
9011 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9012 Rewrite using the RHS code as discriminant.
9013 <NOP_EXPR>: Turn into CASE_CONVERT.
9014 <PLUS_EXPR>: Propagate the type of the first operand.
9016 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9018 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9019 (ia64_dconst_0_375): New.
9020 * config/ia64/ia64.c (ia64_override_options): Remove
9021 -minline-sqrt-min-latency warning.
9022 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9023 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9024 * config/ia64/ia64.md (*sqrt_approx): Remove.
9025 (sqrtsf2): Remove #if 0.
9026 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9027 (sqrtdf): Remove assert.
9028 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9029 (sqrtxf2): Remove #if 0.
9030 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9031 * div.md (sqrt_approx_rf): New.
9032 (sqrtsf2_internal_thr): New implementation.
9033 (sqrtsf2_internal_lat): New.
9034 (sqrtdf2_internal_thr: New implementation.
9035 (sqrtxf2_internal): New implementation.
9037 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9038 Hans-Peter Nilsson <hp@axis.com>
9040 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9041 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9042 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9043 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9044 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9045 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9046 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9047 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9048 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9049 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9050 * c-common.c: ...from here.
9052 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9054 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9056 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9058 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9060 2009-05-19 Ben Elliston <bje@au.ibm.com>
9062 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9063 assignments with memcpy calls.
9064 (add_fdes): Likewise.
9065 (binary_search_unencoded_fdes): Likewise.
9066 (linear_search_fdes): Eliminate type puns.
9068 2009-05-19 Richard Guenther <rguenther@suse.de>
9070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9071 not falsely claim to have propagated into all uses.
9073 2009-05-19 Ben Elliston <bje@au.ibm.com>
9075 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9078 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9080 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9081 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9082 (TARGET_LEGITIMATE_ADDRESS_P): New.
9083 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9084 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9086 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9089 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9090 child of the containing namespace's DIE.
9092 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9094 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9095 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9096 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9099 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9102 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9103 gen_align with gen_pad.
9104 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9105 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9107 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9108 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9110 * config/i386/i386.md (align): Renamed to ...
9111 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9112 ASM_OUTPUT_MAX_SKIP_PAD.
9114 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9116 * config.gcc: Fix variable syntax.
9119 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9120 before calling exact_log2.
9121 (output_iorsi3): Likewise.
9122 (output_xorsi3): Likewise.
9124 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9126 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9127 for the none zero constant operand except for EQ and NE
9128 comprisons even when the first operand is R0.
9130 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9132 * config/s390/2064.md: Remove trailing whitespaces.
9133 * config/s390/2084.md: Likewise.
9134 * config/s390/constraints.md: Likewise.
9135 * config/s390/fixdfdi.h: Likewise.
9136 * config/s390/libgcc-glibc.ver: Likewise.
9137 * config/s390/s390-modes.def: Likewise.
9138 * config/s390/s390-protos.h: Likewise.
9139 * config/s390/s390.c: Likewise.
9140 * config/s390/s390.h: Likewise.
9141 * config/s390/s390.md: Likewise.
9142 * config/s390/tpf-unwind.h: Likewise.
9144 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9146 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9148 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9151 * configure.ac (m68k-*-*): Check if binutils support TLS.
9152 * configure: Regenerate.
9153 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9154 * config/m68k/constraints.md (Cu): New constraint.
9155 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9156 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9157 (movsi): Handle TLS symbols.
9158 (addsi3_5200): Handle XTLS symbols, indent.
9159 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9160 (m68k_tls_reference_p): Declare.
9161 (m68k_legitimize_address): Declare.
9162 (m68k_unwrap_symbol): Declare.
9163 * config/m68k/m68k.opt (mxtls): New option.
9164 * config/m68k/m68k.c (ggc.h): Include.
9165 (m68k_output_dwarf_dtprel): Implement hook.
9166 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9167 (m68k_expand_prologue): Load GOT pointer when function needs it.
9168 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9169 (m68k_legitimate_constant_address_p): Same.
9170 (m68k_decompose_address): Handle TLS references.
9171 (m68k_get_gp): New static function.
9172 (enum m68k_reloc): New contants.
9173 (TLS_RELOC_P): New macro.
9174 (m68k_wrap_symbol): New static function.
9175 (m68k_unwrap_symbol): New function.
9176 (m68k_final_prescan_insn_1): New static function.
9177 (m68k_final_prescan_insn): New function.
9178 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9180 (legitimize_pic_address): Handle TLS references..
9181 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9182 (m68k_libcall_value_in_a0_p)
9183 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9184 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9185 (m68k_legitimize_tls_address): Handle TLS references.
9186 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9188 (m68k_legitimize_address): Handle TLS symbols.
9189 (m68k_get_reloc_decoration): New static function.
9190 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9192 (m68k_output_dwarf_dtprel): Implement hook.
9193 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9194 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9195 m68k_call_* routines.
9196 (sched_attr_op_type): Handle TLS symbols.
9197 (gt-m68k.h): Include.
9198 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9199 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9201 2009-05-18 Martin Jambor <mjambor@suse.cz>
9203 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9204 (visit_store_addr_for_mod_analysis): New function.
9205 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9206 (determine_cst_member_ptr): Use gimple_assign_single_p.
9207 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9208 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9209 operands. Don't check number of operands of a NOP_EXPR.
9211 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9213 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9215 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9218 * c-common.c (warn_logical_operator): Don't warn if one of
9219 expression isn't always true or false.
9221 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9223 * config/i386/biarch32.h: New file.
9224 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9226 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9228 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9229 *zero_extend<mode>_truncqi): Merge these into ...
9230 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9231 Name the pattern following this as *zero_extendhi_truncqi.
9233 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9236 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9237 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9238 (output_info): Make field HOST_WIDEST_INT.
9239 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9240 (dump_bitmat_statistics): Same.
9242 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9244 * config.gcc (use_gcc_stdint): Set to wrap.
9245 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9246 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9247 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9248 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9249 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9250 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9251 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9252 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9254 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9256 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9258 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9259 Move definitions earlier.
9260 (OPT_ARCH64, OPT_ARCH32): Define.
9261 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9264 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9267 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9270 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9272 * arm.md (movdi2): Copy non-reg values to DImode registers.
9274 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9277 * final.c (label_to_max_skip): New function.
9278 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9279 CODE_LABEL_NUMBER <= max_labelno.
9280 * output.h (label_to_max_skip): New prototype.
9281 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9282 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9283 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9284 Handle CODE_LABELs with >= 16 byte alignment or with
9285 max_skip == (1 << align) - 1.
9286 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9287 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9290 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9291 .p2align 3 if MAX_SKIP is smaller than 7.
9292 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9294 2009-05-15 Ian Lance Taylor <iant@google.com>
9296 * alias.c (struct alias_set_entry_d): Rename from struct
9297 alias_set_entry. Change all uses.
9298 * except.c (struct call_site_record_d): Rename from struct
9299 call_site_record. Change all uses.
9300 * except.h (struct eh_region_d): Rename from struct eh_region.
9302 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9304 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9305 ivtype_map_elt. Change all uses.
9306 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9308 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9309 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9311 (struct sese_d): Rename from struct sese. Change all uses.
9312 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9313 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9314 * optabs.h (struct optab_d): Rename from struct optab. Change all
9316 (struct convert_optab_d): Rename from struct convert_optab.
9318 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9319 ipa_opt_pass. Change all uses.
9320 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9323 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9324 defined as a typedef.
9325 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9331 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9333 (merge_ranges): Returns bool.
9334 * tree.h (make_range): .. to here.
9335 (build_range_check): Likewise.
9336 (merge_ranges): Likewise. Renamed from merge_ranges.
9337 * c-typeck.c (parser_build_binary_op): Update calls to
9338 warn_logical_operator.
9339 * c-common.c (warn_logical_operator): Add new warning.
9340 * c-common.h (warn_logical_operator): Update declaration.
9342 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9344 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9346 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9348 * doc/install.texi: Document MPC requirements, flags etc.
9350 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9351 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9352 Evaluate constant arguments.
9353 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9354 (fold_builtin_1): Likewise, also evaluate constant arguments.
9355 Remove superfluous break.
9356 (do_mpc_ckconv): New.
9357 * real.h: Include mpc.h.
9358 * toplev.c (print_version): Output MPC version info if available.
9360 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9362 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9364 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9366 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9369 2009-05-15 Jan Hubicka <jh@suse.cz>
9371 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9372 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9373 (try_inline): Fix return value.
9374 (cgraph_decide_inlining_incrementally): Honor new value.
9375 (cgraph_early_inlining): Handle indirect inlining.
9376 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9378 2009-05-15 Jan Hubicka <jh@suse.cz>
9380 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9381 * cgraphunit.c (cgraph_finalize_function): Set it.
9382 (cgraph_expand_function): Use it.
9384 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9386 * real.c (encode_ieee_half): Define.
9387 (decode_ieee_half): Define.
9388 (ieee_half_format): Define.
9389 (arm_half_format): Define.
9390 * real.h (ieee_half_format): Declare.
9391 (arm_half_format): Declare.
9393 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9395 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9396 swapped, and reversed optabs exist before trying to use them.
9398 2009-05-15 Paul Brook <paul@codesourcery.com>
9399 Sandra Loosemore <sandra@codesourcery.com>
9401 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9402 loads. Allow PRE_DEC.
9403 (output_move_neon): Handle PRE_DEC.
9404 (arm_print_operand): Add 'A' for neon structure loads.
9405 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9406 * config/arm/neon.md (neon_mov): Update comment.
9407 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9409 (Um): New constraint.
9411 2009-05-15 Jan Hubicka <jh@suse.cz>
9413 Revert the following patch until testsuite fallout is fixed:
9414 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9415 * cgraph.h (struct inline_summary): New filed self_wize,
9416 size_inlining_benefit, self_time and time_inlining_benefit.
9417 (struct cgraph_global_info): Replace insns by time ans size fields.
9418 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9419 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9420 (ipcp_update_callgraph): Do not touch function bodies.
9421 * ipa-inline.c: Include except.h
9422 (MAX_TIME): New constant.
9423 (overall_insns): Remove
9424 (overall_size, max_benefit): New static variables.
9425 (cgraph_estimate_time_after_inlining): New function.
9426 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9427 (cgraph_clone_inlined_nodes): Update size.
9428 (cgraph_mark_inline_edge): Update size.
9429 (cgraph_estimate_growth): Use size info.
9430 (cgraph_check_inline_limits): Check size.
9431 (cgraph_default_inline_p): Likewise.
9432 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9433 (cgraph_decide_recursive_inlining): Check size.
9434 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9436 (cgraph_decide_inlining): Likewise.
9437 (cgraph_decide_inlining_incrementally): Likewise; honor
9438 PARAM_EARLY_INLINING_INSNS.
9439 (likely_eliminated_by_inlining_p): New predicate.
9440 (estimate_function_body_sizes): New function.
9441 (compute_inline_parameters): Use it.
9442 * except.c (must_not_throw_labels): New function.
9443 * except.h (must_not_throw_labels): Declare.
9444 * tree-inline.c (init_inline_once): Kill inlining_weigths
9445 * tree-ssa-structalias.c: Avoid uninitialized warning.
9446 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9447 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9448 (PARAM_INLINE_CALL_COST): Remove.
9449 (PARAM_EARLY_INLINING_INSNS): New.
9451 2009-05-15 Richard Guenther <rguenther@suse.de>
9453 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9454 not TODO_update_ssa.
9456 2009-05-15 Richard Guenther <rguenther@suse.de>
9458 PR tree-optimization/39999
9459 * gimple.h (gimple_expr_type): Use the expression type looking
9460 through useless conversions.
9461 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9462 (vn_nary_op_insert_stmt): Likewise.
9463 (simplify_binary_expression): Likewise.
9465 2009-05-15 Richard Guenther <rguenther@suse.de>
9467 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9468 New options, enabled by default.
9469 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9471 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9472 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9473 * tree-ssa-structalias.c (gate_tree_pta): New function.
9474 (pass_build_alias): Use it.
9476 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9479 recurse on an invariant address if a conversion from a pointer
9480 type to a wider integer type is involved.
9482 2009-05-15 Jan Hubicka <jh@suse.cz>
9484 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9485 * cgraph.h (struct inline_summary): New filed self_wize,
9486 size_inlining_benefit, self_time and time_inlining_benefit.
9487 (struct cgraph_global_info): Replace insns by time ans size fields.
9488 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9489 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9490 (ipcp_update_callgraph): Do not touch function bodies.
9491 * ipa-inline.c: Include except.h
9492 (MAX_TIME): New constant.
9493 (overall_insns): Remove
9494 (overall_size, max_benefit): New static variables.
9495 (cgraph_estimate_time_after_inlining): New function.
9496 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9497 (cgraph_clone_inlined_nodes): Update size.
9498 (cgraph_mark_inline_edge): Update size.
9499 (cgraph_estimate_growth): Use size info.
9500 (cgraph_check_inline_limits): Check size.
9501 (cgraph_default_inline_p): Likewise.
9502 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9503 (cgraph_decide_recursive_inlining): Check size.
9504 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9506 (cgraph_decide_inlining): Likewise.
9507 (cgraph_decide_inlining_incrementally): Likewise; honor
9508 PARAM_EARLY_INLINING_INSNS.
9509 (likely_eliminated_by_inlining_p): New predicate.
9510 (estimate_function_body_sizes): New function.
9511 (compute_inline_parameters): Use it.
9512 * except.c (must_not_throw_labels): New function.
9513 * except.h (must_not_throw_labels): Declare.
9514 * tree-inline.c (init_inline_once): Kill inlining_weigths
9515 * tree-ssa-structalias.c: Avoid uninitialized warning.
9516 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9517 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9518 (PARAM_INLINE_CALL_COST): Remove.
9519 (PARAM_EARLY_INLINING_INSNS): New.
9520 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9521 (inline-call-cost): Remove.
9522 (early-inlining-insns): New.
9524 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9526 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9528 (print_int_cst_bounds_in_octal_p): Likewise.
9529 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9531 * dwarf2out.c (base_type_die): Likewise.
9532 (is_subrange_type): Delete.
9533 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9534 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9535 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9536 if the destination type is boolean.
9537 (build_range_check): Do not special-case subtypes.
9538 (fold_sign_changed_comparison): Likewise.
9539 (fold_unary): Likewise.
9540 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9541 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9542 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9543 * tree.c (subrange_type_for_debug_p): New predicate based on the
9544 former is_subrange_type.
9545 * tree.h (subrange_type_for_debug_p): Declare.
9546 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9547 (convert_affine_scev): Remove call to above function.
9548 (chrec_convert_aggressive): Likewise.
9549 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9550 false for conversions involving subtypes.
9551 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9552 (vrp_val_min): Likewise.
9553 (needs_overflow_infinity): Likewise.
9554 (extract_range_from_unary_expr): Likewise.
9556 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9558 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9559 * config/frv/frv.c: Likewise.
9560 * config/s390/s390.c: Likewise.
9561 * config/sparc/sparc.h: Likewise.
9562 * config/i386/i386.h: Likewise.
9563 * config/i386/i386.c: Likewise.
9564 * config/crx/crx.c: Likewise.
9565 * config/m68hc11/m68hc11.h: Likewise.
9566 * config/iq2000/iq2000.c: Likewise.
9567 * config/mn10300/mn10300.h: Likewise.
9568 * config/mn10300/mn10300.c: Likewise.
9569 * config/m68k/m68k.c: Likewise.
9570 * config/rs6000/rs6000.c: Likewise.
9571 * config/rs6000/xcoff.h: Likewise.
9572 * config/rs6000/linux64.h: Likewise.
9573 * config/rs6000/sysv4.h: Likewise.
9574 * config/score/score3.c: Likewise.
9575 * config/score/score7.c: Likewise.
9576 * config/score/score.c: Likewise.
9577 * config/arm/arm.md: Likewise.
9578 * config/mips/mips.c: Likewise.
9579 * config/mips/mips.md: Likewise.
9580 * config/bfin/bfin.h: Likewise.
9581 * config/pa/pa.c: Likewise.
9582 * config/pa/constraints.md: Likewise.
9584 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9585 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9586 * config/pdp11/pdp11.h: Use memory_address_p instead.
9588 2009-05-14 Ian Lance Taylor <iant@google.com>
9590 * passes.c (finish_optimization_passes): Change i to int.
9591 * plugin.c (plugins_active_p): Change event to int.
9592 (dump_active_plugins): Likewise.
9593 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9595 * tree.c (tree_range_check_failed): Change c to unsigned int.
9596 (omp_clause_range_check_failed): Likewise.
9597 (build_common_builtin_nodes): Change mode to int. Add cast.
9598 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9599 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9601 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9602 ++ or -- with a variable of enum type.
9604 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9607 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9609 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9611 * store-motion.c: Do not include params.h
9612 * Makefile.in: Fix dependencies for various files.
9614 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9616 * auto-inc-dec.c: Fix pass description, remove apparent
9617 accidental duplication.
9619 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9622 * ipa-utils.h (memory_identifier_string): Moved to ...
9623 * tree.h (memory_identifier_string): Here. Add GTY(()).
9625 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9627 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9628 in the former documentation of...
9629 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9630 * ira-conflicts.c (get_dup_num): Use address_operand.
9631 * targhooks.c (default_legitimate_address_p): New.
9632 * targhooks.h (default_legitimate_address_p): New.
9633 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9635 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9636 * target.h (struct target): Add legitimate_address_p.
9637 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9638 (TARGET_INITIALIZER): Include it.
9640 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9641 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9642 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9643 (TARGET_LEGITIMATE_ADDRESS_P): New.
9645 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9646 (REG_OK_STRICT_P): Delete.
9647 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9648 (frv_legitimate_address_p_1): ... this.
9649 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9650 (frv_legitimate_address_p_1): ... the renamed old
9651 frv_legitimate_address_p.
9652 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9653 (TARGET_LEGITIMATE_ADDRESS_P): New.
9655 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9656 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9657 * config/s390/s390.c (legitimate_address_p): Rename to...
9658 (s390_legitimate_address_p): ... this, make static.
9659 (legitimize_address): Adjust call.
9660 (TARGET_LEGITIMATE_ADDRESS_P): New.
9661 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9663 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9664 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9665 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9666 (TARGET_LEGITIMATE_ADDRESS_P): New.
9668 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9669 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9670 * config/spu/spu.c (spu_legitimate_address): Rename to...
9671 (spu_legitimate_address_p): ... this, make static.
9672 (TARGET_LEGITIMATE_ADDRESS_P): New.
9674 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9675 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9676 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9677 (sparc_legitimate_address_p): ... this, make static and return bool.
9678 (legitimize_address): Adjust call.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9683 * config/i386/i386.c (legitimate_address_p): Rename to...
9684 (ix86_legitimate_address_p): ... this, make static.
9685 (constant_address_p): Move after it, adjust call.
9686 (TARGET_LEGITIMATE_ADDRESS_P): New.
9688 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9689 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9690 * config/avr/avr.c (legitimate_address_p): Rename to...
9691 (avr_legitimate_address_p): ... this, make static.
9692 (legitimize_address): Adjust call.
9693 (TARGET_LEGITIMATE_ADDRESS_P): New.
9695 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9696 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9697 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9698 (TARGET_LEGITIMATE_ADDRESS_P): New.
9700 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9701 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9702 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9703 (TARGET_LEGITIMATE_ADDRESS_P): New.
9705 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9706 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9708 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9710 (TARGET_LEGITIMATE_ADDRESS_P): New.
9712 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9713 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9715 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9717 (m68hc11_legitimate_address_p): ... this, make static.
9718 (go_if_legitimate_address_internal): Rename to...
9719 (m68hc11_legitimate_address_p_1): ... this.
9720 (legitimize_address): Adjust call.
9721 (TARGET_LEGITIMATE_ADDRESS_P): New.
9723 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9724 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9725 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9726 (TARGET_LEGITIMATE_ADDRESS_P): New.
9728 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9729 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9730 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9731 (mn10300_legitimate_address_p): ... this, make static.
9732 (TARGET_LEGITIMATE_ADDRESS_P): New.
9734 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9735 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9736 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9737 (TARGET_LEGITIMATE_ADDRESS_P): New.
9739 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9740 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9741 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9742 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9743 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9744 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9745 (rs6000_legitimate_address_p): ... this, make static.
9746 (TARGET_LEGITIMATE_ADDRESS_P): New.
9747 (REG_MODE_OK_FOR_BASE_P): Delete.
9748 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9750 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9751 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9753 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9754 static, adjust types.
9755 (TARGET_LEGITIMATE_ADDRESS_P): New.
9757 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9758 * config/score/score.c (score_address_p): Rename to...
9759 (score_legitimate_address_p): ... this.
9760 (TARGET_LEGITIMATE_ADDRESS_P): New.
9761 * config/score/score3.c (score3_address_p): Rename to...
9762 (score3_legitimate_address_p): ... this.
9763 * config/score/score7.c (score7_address_p): Rename to...
9764 (score7_legitimate_address_p): ... this.
9766 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9767 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9768 GO_IF_LEGITIMATE_ADDRESS): Delete.
9769 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9770 thumb2_legitimate_address_p): Delete.
9771 (arm_legitimate_address_p): Rename to...
9772 (arm_legitimate_address_outer_p): ... this.
9773 * config/arm/constraints.md ("Uq"): Adjust call.
9774 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9775 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9777 (arm_legitimate_address_outer_p): ... this.
9778 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9780 (TARGET_LEGITIMATE_ADDRESS_P): New.
9782 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9783 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9784 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9785 (TARGET_LEGITIMATE_ADDRESS_P): New.
9787 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9788 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9789 * config/vax/vax.c (legitimate_address_p): Rename to...
9790 (vax_legitimate_address_p): ... this, make static.
9791 (TARGET_LEGITIMATE_ADDRESS_P): New.
9793 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9794 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9795 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9796 (TARGET_LEGITIMATE_ADDRESS_P): New.
9798 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9799 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9800 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9801 (mmix_legitimate_address_p): ... this, make static.
9802 (TARGET_LEGITIMATE_ADDRESS_P): New.
9804 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9805 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9806 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9807 (TARGET_LEGITIMATE_ADDRESS_P): New.
9809 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9811 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9812 of MODE_COMPLEX_INT.
9814 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9816 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9817 LCT_NORMAL in function call.
9818 * mips-tdump.c (print_file_desc): Add cast to enum type.
9819 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9820 (mark_stabs): Add casts to enum types.
9821 (parse_stabs_common): Add casts to enum types.
9823 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9825 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9826 Check for invalid values of LETTER.
9828 2009-05-13 Taras Glek <tglek@mozilla.com>
9830 * attribs.c (register_attribute): moved out attribute registration
9831 into register_attribute.
9832 * doc/plugins.texi: Documented register_attribute and
9834 * gcc-plugin.h: Added forward decl for register_attribute.
9835 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9836 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9837 PLUGIN_ATTRIBUTES boilerplate.
9839 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9841 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9842 values even in sentinel and empty entries.
9843 (ms_printf_flag_specs): Likewise.
9844 (ms_scanf_flag_specs): Likewise.
9845 (ms_strftime_flag_specs): Likewise.
9846 (ms_print_char_table): Likewise.
9847 (ms_scan_char_table): Likewise.
9848 (ms_time_char_table): Likewise.
9850 2009-05-13 Doug Kwan <dougkwan@google.com>
9852 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9854 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9856 * config/mips/mips.md (store): Add attributes for QI and HI.
9858 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9859 (truncdi<mode>2): ... this new pattern.
9861 2009-05-13 Brad Hards <bradh@kde.org>
9863 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9865 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9866 Ben Elliston <bje@au.ibm.com>
9869 * dse.c (check_mem_read_rtx): Guard against width == -1.
9871 2009-05-13 Michael Matz <matz@suse.de>
9874 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9875 (trivially_conflicts_p): New function.
9876 (insert_backedge_copies): Use it.
9878 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9880 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9881 (handle_stdc_pragma): Use new enum constant names.
9882 (handle_pragma_float_const_decimal64): Ditto.
9884 2009-05-13 Ian Lance Taylor <iant@google.com>
9886 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9889 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9891 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9892 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9894 * config/m68k/m68k.h (FL_UCLINUX): Define.
9896 2009-05-13 Jan Hubicka <jh@suse.cz>
9898 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9900 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9902 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9903 unless -fschedule-insns is specified.
9905 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9908 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9909 TARGET_EXPAND_CBRANCHDI4.
9910 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9911 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9912 (cmpeqdi): Fix comment.
9914 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9916 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9917 (sh_legitimate_address_p): Likewise.
9918 * config/sh/sh.c (sh_legitimate_index_p): New.
9919 (sh_legitimate_address_p): Likewise.
9920 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9921 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9922 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9923 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9924 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9925 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9926 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9927 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9928 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9930 2009-05-12 Jan Hubicka <jh@suse.cz>
9932 * tree-inline.c (estimate_operator_cost): Add operands;
9933 when division happens by constant, it is cheap.
9934 (estimate_num_insns): Loads and stores are not having cost of 0;
9935 EH magic stuff is cheap; when computing runtime cost of switch,
9936 use log2 base of amount of its cases; builtin_expect has cost of 0;
9937 compute cost for moving return value of call.
9938 (init_inline_once): Initialize time_based flags.
9939 * tree-inline.h (eni_weights_d): Add time_based flag.
9941 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9943 * df-core.c: Update head documentation.
9945 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9948 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9949 shadowing exisiting variable op1.
9951 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9954 * config/i386/driver-i386.c (processor_signatures): New enum.
9955 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9956 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9957 processor signature to detect geode processor.
9959 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9963 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9965 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9966 causes spurious differences between trunk and cond-optab branch.
9968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9970 * dojump.c (compare_from_rtx): Delete.
9971 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9972 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9973 if the comparison does not satisfy the predicate; test predicates for
9974 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9975 further if one existing pattern fails.
9976 * expr.h (compare_from_rtx): Delete.
9977 (prepare_operand): Declare it.
9978 * optabs.c: Change "lib call" to "libcall" throughout.
9979 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9980 HAVE_conditional_trap, emit_cmp_insn): Delete.
9981 (can_compare_p): Delete cmp_optab case.
9982 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9983 Accept other parameters by value.
9984 (prepare_operand): Make non-static.
9985 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9986 other parameters by value. Try to widen operands here based on
9987 an optab_methods argument and looking at cbranch_optab.
9988 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9989 loop. Use cbranch_optab directly.
9990 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9991 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9993 (emit_conditional_move, emit_conditional_add): Inline what's needed
9994 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9995 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9996 with COMPARE. Move cmov_optab and cstore_optab above
9997 with cbranch_optab, move cmp_optab down with ucmp_optab,
9998 remove tst_otpab. Do not initialize trap_rtx.
9999 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10000 for trap code. Do not check HAVE_conditional_trap. Use
10001 prepare_cmp_insn. Accept no predicate for operand 3.
10002 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10003 (OTI_ctrap, ctrap_optab): New.
10004 (tst_optab): Delete.
10005 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10006 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10007 with lookup of ctrap_optab.
10008 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10010 (ctrap_optab): New.
10012 * combine.c (combine_simplify_rtx, simplify_set): Do not
10013 special case comparing against zero for cc0 machines.
10014 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10015 COMPARE on cc0 machines.
10016 (simplify_relational_operation): Return a new expression when
10017 a COMPARE could be removed.
10018 * final.c (final_scan_insn): Compare cc_status values
10019 against LHS of a (compare FOO (const_int 0)) cc0 source.
10020 Also check if cc_status.value is the full compare.
10022 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10023 (cstoreMM4): Document.
10024 (conditional_trap): Document ctrapMM4 instead.
10025 (sync_compare_and_swapMM): Refer to cbranchcc4.
10026 (Dependent Patterns): Eliminate obsolete information referring to
10027 the old jump optimization phase.
10028 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10029 of compares with 0 on cc0 machines.
10030 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10031 avoiding references to cc0. Remove text about storing operands
10033 * doc/tm.texi (Condition Codes): Include blurb on different
10034 condition code representations, separate into subsections for
10035 CC0, MODE_CC and conditional execution.
10037 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10038 alpha_emit_setcc): Accept operands and a machine mode.
10039 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10040 Get code/op0/op1 from operands, use machine mode argument
10041 instead of alpha_compare.fp_p. Emit the branch here.
10042 (alpha_emit_setcc): Likewise, and return boolean.
10043 (alpha_emit_conditional_move): Likewise. Assert that
10044 cmp_op_mode == cmp_mode, and simplify accordingly.
10045 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10046 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10047 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10049 (stack probe test): Use cbranchdi4.
10050 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10052 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10053 * config/arc/arc.h (movsicc, movsfcc): Use it.
10054 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10055 (cbranchsi4, cstoresi4): New.
10056 (cmpsi, bCC and sCC expanders): Remove.
10058 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10059 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10060 * config/arm/predicates.md (arm_comparison_operator): Only include
10061 floating-point operators if there is a hardware floating-point unit.
10062 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10063 deferring to cbranch_cc and cstore_cc respectively.
10064 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10065 cbranch_cc, cstore_cc): New.
10066 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10068 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10070 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10071 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10073 (adjust_insn_length): Adjust calls.
10074 (avr_reorg): Handle (compare (foo) (const_int 0)).
10075 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10076 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10077 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10078 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10080 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10081 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10083 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10084 (cbranchsi4, cstorebi4, cstoresi4): New.
10085 (movbisi): This insn is duplicate, split it to zero_extend.
10086 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10087 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10088 (bfin_optimize_loop): Use cbranch expander.
10089 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10090 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10091 (bfin_bimode_comparison_operator): ... this.
10092 (bfin_direct_comparison_operator): New.
10094 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10095 inside (compare FOO (const_int 0)).
10096 (cris_rtx_costs): Handle ZERO_EXTRACT.
10097 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10098 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10099 (*tstdi_v32): Delete.
10100 (*cmpdi_non_v32): Add M alternative for operand 1.
10101 (cmpsi, cmp<mode>): Make private.
10102 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10104 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10106 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10107 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10108 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10109 (cc_reg_operand): New.
10110 (any_cond): Delete.
10111 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10112 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10113 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10114 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10115 crx_expand_scond): Delete.
10117 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10119 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10120 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10122 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10123 cstoresi4, cstoresf4, cstoredf4): New.
10124 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10125 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10126 Receive the entire operands array.
10127 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10128 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10129 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10130 Get test/op0/op1 from the operands array.
10131 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10133 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10134 (h8300_expand_store): New.
10135 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10137 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10138 (h8300_expand_store): New.
10139 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10140 or do not try to produce (set (cc0) REG).
10141 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10142 change a compare into a move to a scratch register. Disable some
10143 peepholes when comparing with zero.
10144 (tstsi, tsthi, tstsi, cmpqi): Make private.
10146 (bCC, sCC): Delete.
10147 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10150 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10151 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10152 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10153 (ix86_emit_i387_log1p): Use cbranchxf2.
10154 (ix86_expand_setcc): Return void.
10155 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10156 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10157 cmp<MODEF>, cmpcc): Remove.
10158 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10159 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10160 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10161 (sCC and bCC expanders): Remove.
10162 (stack_protect_test): Use cbranchcc4.
10164 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10166 (ia64_expand_compare): Accept three rtx by reference and return void.
10167 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10168 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10169 from *expr. Update *expr with the BImode comparison to do.
10170 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10171 cmptf, bCC, sCC, conditional_trap): Delete.
10172 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10173 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10174 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10175 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10176 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10178 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10179 type of last argument.
10180 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10181 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10182 use machine mode argument instead of branch_type. Remove dead
10183 code for floating-point comparisons.
10184 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10185 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10187 (cbranchsi4, cstoresi4): New.
10188 * config/iq2000/predicates.md (reg_or_const_operand): New.
10190 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10191 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10192 (b<code>_op): Rewrite to...
10193 (bcc_op): ... this, using match_operator.
10194 (s<code>_op): Rewrite to...
10195 (scc_op): ... this, using match_operator.
10196 (s<code>_24_op): Rewrite to...
10197 (scc_op_24): ... this, using match_operator.
10198 (s<code>_<mode>): Rewrite to...
10199 (cstore<mode>4): ... this, using match_operator.
10200 (s<code>_<mode>_24): Rewrite to...
10201 (cstore<mode>4_24): ... this, using match_operator.
10202 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10203 m32c_unpend_compare, m32c_expand_scc): Delete.
10204 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10205 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10206 (m32c_expand_movcc): Change NE to EQ if necessary.
10207 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10209 * config/m32r/m32r-protos.h (gen_cond_store): New.
10210 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10211 (gen_cond_store): New, from sCC patterns.
10212 (m32r_expand_block_move): Use cbranchsi4.
10213 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10214 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10215 (cbranchsi4, cstoresi4): New.
10217 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10219 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10220 (m68hc11_notice_update_cc): Look into a compare with 0.
10221 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10223 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10224 cmphi, cmpqi, bCC): Delete.
10225 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10226 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10227 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10230 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10231 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10232 * config/m68k/constraints.md (H): New.
10233 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10234 the define_insn below.
10235 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10236 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10237 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10238 patterns): Wrap RHS with COMPARE.
10239 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10240 (*cmpdi_internal): Name this pattern.
10241 (cmpdi): Change to define_insn.
10242 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10243 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10244 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10246 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10247 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10248 (conditional_trap): Change to...
10249 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10250 (*conditional_trap): Use the ordered_comparison_operator and
10251 const1_operand predicates.
10252 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10253 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10254 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10255 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10257 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10258 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10259 (mcore_gen_compare): New.
10260 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10261 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10262 (mcore_gen_compare): ... this.
10263 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10264 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10265 (stack probe pattern): Use cbranchsi4.
10267 * config/mips/predicates.md (mips_cstore_operator): New.
10268 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10269 * config/mips/mips.md (any_cond): Delete.
10270 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10272 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10273 fixuns_truncsfdi2): Use cbranch patterns.
10274 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10275 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10276 Adjust call to mips_expand_conditional_branch.
10277 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10279 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10280 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10281 * config/mips/mips.c (cmp_operands): Delete.
10282 (mips_emit_compare): Get comparison operands from *op0/*op1.
10283 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10284 that it succeeds. Use op0/op1 instead of cmp_operands.
10285 (mips_expand_conditional_branch, mips_expand_conditional_move,
10286 mips_expand_conditional_trap): Likewise.
10287 (mips_block_move_loop): Use cbranch patterns.
10288 * config/mips/mips.h (cmp_operands): Delete.
10290 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10291 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10292 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10293 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10294 (*cmpcc_folded): Rename to...
10295 (*cmpdi_folded): this.
10296 (*cmpcc): Rename to...
10298 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10301 (cbranchdf4): New. Handle invalid comparisons here.
10302 * config/mmix/predicates.md (float_comparison_operator): New.
10304 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10305 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10306 * config/mn10300/mn10300.md (tst): Delete.
10307 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10308 Name these patterns and wrap RHS in a compare.
10309 (*cmpsi): Make this pattern private. Include tst.
10310 (*cmpsf): Make this pattern private.
10311 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10312 (compare with zero peepholes): Likewise.
10314 (cbranchsi4, cbranchsf4): New.
10315 (casesi): Use cbranchsi4.
10317 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10318 hppa_branch_type): Delete.
10319 (return_addr_rtx): Use cbranchsi4.
10320 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10321 Emit CCFPmode comparison here.
10322 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10323 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10324 hppa_branch_type): Delete.
10325 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10326 (movsicc, movdicc): Remove references to hppa_compare_op0,
10327 hppa_compare_op1 and compare_from_rtx.
10328 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10329 (casesi): Use cbranchsi4.
10331 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10332 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10333 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10334 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10335 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10337 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10338 (*branch, *branch_inverted): New.
10340 * config/picochip/picochip.md (cbranchhi4): Use
10341 ordered_comparison_operator.
10342 (cmphi, bCC): Remove.
10344 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10345 (trap_comparison_operator): Delete.
10346 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10347 rs6000_emit_cbranch): Accept mode and operands.
10348 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10349 rs6000_compare_fp_p): Delete.
10350 (rs6000_generate_compare): Accept mode and comparison. Extract code
10351 and op0/op1 from there. Replace references to rs6000_compare_op0
10352 and rs6000_compare_op1.
10353 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10354 extract result from passed operands.
10355 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10356 extract loc from passed operands.
10357 (rs6000_emit_cmove): Likewise.
10358 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10359 rs6000_compare_fp_p): Delete.
10360 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10361 (cbranch<GPR>4, cbranch<FP>4): New.
10362 (cstore<mode>4): New. Consolidate here all choices about when to use
10363 portable or specialized sCC sequences.
10364 (stack_protect_test): Use cbranchsi4.
10365 (conditional_trap): Replace with ctrap<GPR>4.
10366 (conditional trap insn): Replace trap_comparison_operator with
10367 ordered_comparison_operator.
10369 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10370 (s390_emit_prologue): Use ctrap.
10371 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10372 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10373 New predicates replacing...
10374 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10375 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10376 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10377 (add<mode>cc): Do not use s390_compare_op0/op1.
10378 (s<code>): Change to...
10379 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10380 (seq): Change to...
10381 (cstorecc4): ... this. Handle EQ or NE equally.
10382 (*sne): Un-privatize for use in cstorecc4.
10383 (b<code>): Change to...
10384 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10385 (conditional_trap): Replace with...
10386 (ctrap<GPR>4, ctrap<FP>4): ... these.
10387 (stack_protect): Use cbranchcc4.
10389 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10390 * config/score/score-protos.h (score_gen_cmp): Delete.
10391 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10392 (score_block_move-loop): Use cbranchsi4.
10393 * config/score/score.md (cbranchsi4): New.
10394 (cmpsi, bCC): Delete.
10395 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10396 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10397 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10398 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10399 * config/score/score3.h (score3_gen_cmp): Delete.
10400 * config/score/score7.h (score7_gen_cmp): Delete.
10402 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10403 (sh_emit_scc_to_t): ... this. Return void.
10404 (from_compare): Rename to...
10405 (sh_emit_compare_and_branch): ... this.
10406 (sh_emit_compare_and_set): New.
10407 (sh_expand_t_scc): Accept operands.
10408 * config/sh/predicates.md (sh_float_comparison_operator): New.
10409 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10410 (prepare_scc_operands): Rename to...
10411 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10413 (sh_emit_cheap_store_flag): New.
10414 (sh_emit_set_t_insn): New.
10415 (from_compare): Rename to...
10416 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10417 handling of TARGET_SH2E floating point to avoid recursive call.
10418 Generate branch here.
10419 (sh_emit_compare_and_set): New.
10420 (sh_expand_t_scc): Get op0/op1 from arguments.
10421 (sh_emit_cheap_store_flag): New.
10422 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10424 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10425 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10426 (movsicc, movdicc): Do nothing when it recreated operands from
10427 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10428 prepare_scc_operands (now sh_emit_scc_to_t).
10429 (udivdi3): Use cstoresi4.
10430 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10431 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10432 (cbranchint4_media, cbranchfp4_media): New.
10433 (casesi): Use cbranchdi4.
10434 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10436 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10437 (movnegt): Remove second operand.
10438 (cbranchsf4, cbranchdf4): New.
10439 (stack_protect): Use cbranchdi4/cbranchsi4.
10441 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10442 (gen_compare_reg): Accept comparison, extract part of it to...
10443 (gen_compare_reg_1): ... this.
10444 (gen_compare_operator): Delete.
10445 (gen_v9_scc): Accept separate destination, comparison code and arms.
10446 Do not use sparc_compare_op0/sparc_compare_op1.
10447 (emit_scc_insn, emit_conditional_branch_insn): New.
10448 (emit_v9_brxx): Make static. Remove useless assertion.
10449 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10451 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10452 * config/sparc/sparc-protos.h (gen_compare_reg,
10453 sparc_emit_float_lib_cmp): Adjust prototype.
10454 (emit_scc_insn, emit_conditional_branch_insn): New.
10455 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10456 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10457 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10458 iterators to the top.
10459 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10460 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10461 snedi_special_trunc): Delete.
10462 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10463 and snedi_special_trunc.
10464 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10465 cbranchdi4, cbranch<F:mode>4): New.
10466 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10467 here. Use gen_compare_reg instead of gen_compare_operator.
10468 (conditional_trap): Replace with...
10469 (ctrapsi4, ctrapdi4): ... this.
10470 (stack_protect_test): Use cbranchcc4.
10472 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10474 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10475 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10476 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10477 from operands[0] or operands[3] depending on is_set.
10478 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10479 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10480 cmpdf, bCC), sCC: Remove.
10481 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10482 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10484 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10485 spu_emit_branch_or_set.
10487 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10489 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10490 xstormy16_compare_op1): Delete.
10491 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10492 xstormy16_compare_op1): Delete.
10493 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10495 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10496 (cmphi, cmpsi, bCC): Remove.
10498 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10499 (*cmpsi): ... this one.
10500 (cbranchsi4, cstoresi4): New.
10501 (bCC expanders): Delete.
10502 (sCC insns): Fold into...
10503 (*setcc): ... this one.
10504 (casesi): Do not use gen_cmpsi and gen_bgtu.
10505 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10506 (movsicc): Simplify.
10507 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10509 * config/vax/vax-protos.h (cond_name): New.
10510 (vax_output_conditional_branch): Remove.
10511 * config/vax/vax.c (cond_name): New.
10512 (vax_output_conditional_branch): Remove.
10513 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10514 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10515 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10516 (bit<VAXint>): Wrap source with (compare).
10517 (b<code> and following unnamed pattern): Rename to *branch and
10518 *branch_reversed. Change macroization to match_operator.
10519 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10521 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10522 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10523 Change last argument to machine_mode.
10524 (xtensa_expand_scc): Add machine_mode argument.
10525 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10526 (gen_conditional_move, xtensa_expand_conditional_branch,
10527 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10528 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10529 Adjust operand numbers.
10530 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10532 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10533 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10534 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10536 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10538 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10539 causes spurious differences between trunk and cond-optab branch.
10541 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10544 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10546 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10548 * tree.c (iterative_hash_pointer): Delete.
10549 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10550 Hash UIDs and versions of SSA names. Don't special-case built-in
10551 function declarations.
10553 2009-05-11 Ian Lance Taylor <iant@google.com>
10556 * graphite.c: Force -Wc++-compat to only be a warning before
10557 #including "cloog/cloog.h".
10559 2009-05-11 Martin Jambor <mjambor@suse.cz>
10561 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10563 2009-05-11 Jan Hubicka <jh@suse.cz>
10565 * tree-ssa-loop-ivcanon.c: Include target.h
10566 (struct loop_size): new structure.
10567 (constant_after_peeling): New predicate.
10568 (tree_estimate_loop_size): New function.
10569 (estimated_unrolled_size): Rewrite for new estimates.
10570 (try_unroll_loop_completely): Use new estimates.
10571 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10573 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10575 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10576 libcpp interface change.
10577 (spu_macro_to_expand): Likewise.
10579 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10581 PR tree-optimization/40026
10582 * gimplify.c (gimplify_init_constructor): Change initial conditional
10583 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10584 optimize_compound_literals_in_ctor.
10586 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10588 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10590 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10592 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10594 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10595 HOST_WIDE_INT for gap.
10597 2009-05-11 Ira Rosen <irar@il.ibm.com>
10599 PR tree-optimization/40074
10600 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10601 account in group size and step comparison.
10603 2009-05-11 Richard Guenther <rguenther@suse.de>
10605 * passes.c (init_optimization_passes): Strip now incorrect comment.
10606 (execute_function_todo): Do not set PROP_alias.
10607 * tree-pass.h (PROP_alias): Remove.
10608 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10609 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10610 * tree-nrv.c (pass_return_slot): Likewise.
10611 * tree-object-size.c (pass_object_sizes): Likewise.
10612 * tree-ssa-dom.c (pass_dominator): Likewise.
10613 (pass_phi_only_cprop): Likewise.
10614 * tree-ssa-dse.c (pass_dse): Likewise.
10615 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10616 (pass_cselim): Likewise.
10617 * tree-ssa-pre.c (pass_pre): Likewise.
10618 (pass_fre): Likewise.
10619 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10620 * tree-ssa-sink.c (pass_sink_code): Likewise.
10621 * tree-stdarg.c (pass_stdarg): Likewise.
10622 * tree-tailcall.c (pass_tail_calls): Likewise.
10623 * tree-vrp.c (pass_vrp): Likewise.
10625 2009-05-10 Ian Lance Taylor <iant@google.com>
10627 * basic-block.h (enum profile_status): Break out of struct
10628 control_flow_graph.
10629 * cgraph.h (struct inline_summary): Break out of struct
10631 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10632 of struct cgraph_order_sort.
10633 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10634 * cse.c (struct branch_path): Break out of struct
10635 cse_basic_block_data.
10636 * except.h (enum eh_region_type): Break out of struct eh_region.
10637 * gcc.c (enum add_del): Break out of struct modify_target.
10638 * genrecog.c (enum decision_type): Break out of struct decision_test.
10639 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10641 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10642 * regmove.c (enum match_use): New enum, broken out of struct match.
10643 * sched-int.h (enum post_call_group): New enum, broken out of
10645 (struct deps_reg): Break out of struct deps.
10646 * target.h (struct asm_int_op): Break out of struct gcc_target.
10647 * tree-eh.c (struct goto_queue_node): Break out of struct
10649 * tree-inline.h (enum copy_body_cge_which): Break out of
10651 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10653 * c-decl.c (in_struct, struct_types): New static variables.
10654 (pushtag): Add loc parameter. Change all callers.
10655 (lookup_tag): Add ploc parameter. Change all callers.
10656 (check_compound_literal_type): New function.
10657 (parser_xref_tag): Add loc parameter. Change all callers. If
10658 -Wc++-compat, warn about struct/union/enum types defined within a
10660 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10661 and loc parameters. Change all callers. Change error calls to
10662 error_at, using loc. For a redefinition, if the location of the
10663 original definition is known, report it. Set in_struct and
10664 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10665 (finish_struct): Add new parameters enclosing_in_struct and
10666 enclosing_struct_types. Change all callers. Set
10667 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10668 in the struct. If in a struct, add this struct to struct_types.
10669 (start_enum): Add loc parameter. Change all callers. Use
10670 error_at for errors, using loc. For a redefinition, if the
10671 location of the original definition is known, report it. If in a
10672 struct, add this enum type to struct_types. If -Wc++-compat warn
10673 if in sizeof, typeof, or alignof.
10674 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10675 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10676 (c_parser_enum_specifier): Get enum location for start_enum.
10677 (c_parser_struct_or_union_specifier): Get struct location for
10678 start_struct. Save in_struct and struct_types status between
10679 start_struct and finish_struct.
10680 (c_parser_cast_expression): Get location of cast.
10681 (c_parser_alignof_expression): Get location of type.
10682 (c_parser_postfix_expression): Likewise.
10683 (c_parser_postfix_expression_after_paren_type): Add type_loc
10684 parameter. Change all callers. Call check_compound_literal_type.
10685 Use type_loc for error about variable size type.
10686 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10687 of an enum constant from an enum type defined in a struct or union.
10688 (c_cast_expr): Add loc parameter. Change all callers. If
10689 -Wc++-compat, warn about defining a type in a cast.
10690 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10691 (start_enum, start_struct, finish_struct): Update declarations.
10692 (parser_xref_tag, c_cast_expr): Update declarations.
10693 (check_compound_literal_type): Declare.
10695 2009-05-11 Ben Elliston <bje@au.ibm.com>
10697 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10698 for recent libcpp interface change.
10699 (rs6000_macro_to_expand): Likewise.
10701 2009-05-10 Michael Matz <matz@suse.de>
10704 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10705 not at entry of function.
10707 2009-05-10 Richard Guenther <rguenther@suse.de>
10709 PR tree-optimization/40081
10711 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10712 using the main variant of the element type. Do not fiddle with
10713 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10715 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10716 structs with volatile fields.
10718 2009-05-10 Jan Hubicka <jh@suse.cz>
10720 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10721 (estimate_move_cost): Assert that it does not get called for
10723 (estimate_num_insns): Skip VOID types in argument handling.
10724 (optimize_inline_calls): Delete unreachable blocks and verify that
10725 callgraph is valid.
10727 2009-05-10 Jan Hubicka <jh@suse.cz>
10729 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10730 * cgraph.c (cgraph_mark_address_taken_node): New function.
10731 (dump_cgraph_node): Dump new flag.
10732 * cgraph.h (struct cgraph_node): Add address_taken.
10733 (cgraph_mark_address_taken_node): New function.
10734 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10735 since new direct calls can be born.
10737 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10739 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10740 tok->val.node.node.
10742 2009-05-10 Jan Hubicka <jh@suse.cz>
10744 PR middle-end/40084
10745 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10747 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10748 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10749 * tree-inline.c (copy_bb): Set frequency correctly.
10750 (fold_marked_statements): Update call to
10751 cgraph_update_edges_for_call_stmt.
10753 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10755 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10756 identifiers in diagnostics.
10757 * config/arm/arm.c (arm_handle_fndecl_attribute,
10758 arm_handle_isr_attribute): Likewise.
10759 * config/avr/avr.c (avr_handle_progmem_attribute,
10760 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10761 * config/bfin/bfin.c (handle_int_attribute,
10762 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10763 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10764 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10766 * config/darwin.c (darwin_handle_kext_attribute,
10767 darwin_handle_weak_import_attribute): Likewise.
10768 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10769 h8300_handle_eightbit_data_attribute,
10770 h8300_handle_tiny_data_attribute): Likewise.
10771 * config/i386/i386.c (ix86_handle_cconv_attribute,
10772 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10773 * config/i386/winnt.c (ix86_handle_shared_attribute,
10774 ix86_handle_selectany_attribute): Likewise.
10775 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10776 * config/m32c/m32c.c (function_vector_handler): Likewise.
10777 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10778 m68hc11_handle_fntype_attribute): Likewise.
10779 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10780 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10781 * config/mips/mips.c (mips_insert_attributes,
10782 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10783 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10784 rs6000_handle_struct_attribute): Likewise.
10785 * config/sh/sh.c (sh_insert_attributes,
10786 sh_handle_resbank_handler_attribute,
10787 sh_handle_interrupt_handler_attribute,
10788 sh2a_handle_function_vector_handler_attribute,
10789 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10791 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10792 * config/spu/spu.c (spu_handle_fndecl_attribute,
10793 spu_handle_vector_attribute): Likewise.
10794 * config/stormy16/stormy16.c
10795 (xstormy16_handle_interrupt_attribute): Likewise.
10796 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10797 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10799 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10801 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10802 (pp_translate_identifiers): New.
10803 (pp_identifier): Only conditionally translate identifier to locale
10805 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10806 (pp_base_tree_identifier): Only conditionally translate identifier
10807 to locale character set.
10808 * c-pretty-print.c (M_): Define.
10809 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10810 fragments for conditional translation with M_.
10811 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10812 identifier translation.
10814 2009-05-10 Richard Guenther <rguenther@suse.de>
10816 PR tree-optimization/40081
10817 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10818 using the main variant of the element type. Do not fiddle with
10819 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10821 2009-05-09 Jan Hubicka <jh@suse.cz>
10823 PR middle-end/40080
10824 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10825 indirect calls; verify cgraph afterwards.
10827 2009-05-09 Jan Hubicka <jh@suse.cz>
10830 * ipa.c (update_inlined_to_pointer): New function.
10831 (cgraph_remove_unreachable_nodes): Use it.
10833 2009-05-09 Jan Hubicka <jh@suse.cz>
10835 * tree-eh.c (struct leh_state): Remove prev_try.
10836 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10837 not track prev_try.
10838 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10839 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10840 remove_eh_handler_and_replace, foreach_reachable_handler,
10841 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10842 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10843 (gen_eh_region_cleanup): Update prototype.
10845 2009-05-09 Jan Hubicka <jh@suse.cz>
10847 PR middle-end/40043
10848 * except.c (copy_eh_region): Always set prev_try.
10849 (redirect_eh_edge_to_label): Find outer try.
10850 (foreach_reachable_handler): When looking for prev try
10851 handle case where previous try is not going to be taken.
10853 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10855 PR tree-optimization/40049
10856 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10857 only vector/vector shifts, convert the type of the constant to the
10858 appropriate type to avoid building incorrect trees, which
10859 eventually have problems with garbage collection.
10861 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10863 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10864 -1 for complex floating-point types if honoring signed zeros.
10866 2009-05-08 Jan Hubicka <jh@suse.cz>
10868 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10869 argument; handle correctly when profile is absent.
10870 (build_cgraph_edges): Update.
10871 (rebuild_cgraph_edges): Update.
10872 * cgraph.c: Do not include varray.h.
10873 (cgraph_set_call_stmt_including_clones): New function.
10874 (cgraph_create_edge_including_clones): Likewise
10875 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10876 (cgraph_update_edges_for_call_stmt): Handle clones.
10877 (cgraph_remove_node): Handle clone tree.
10878 (cgraph_remove_node_and_inline_clones): New function.
10879 (dump_cgraph_node): Dump clone tree.
10880 (cgraph_clone_node): Handle clone tree.
10881 (clone_function_name): Bring here from tree-inline.c.
10882 (cgraph_create_virtual_clone): New function.
10883 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10884 (cgraph_clone_info): New function.
10885 (strut cgraph_node): Add clone_info and new clone tree pointers.
10886 (cgraph_remove_node_and_inline_clones,
10887 cgraph_set_call_stmt_including_clones,
10888 cgraph_create_edge_including_clones,
10889 cgraph_create_virtual_clone): Declare.
10890 (cgraph_function_versioning): Use VEC argument.
10891 (compute_call_stmt_bb_frequency): Update prototype.
10892 (cgraph_materialize_all_clones): New function.
10893 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10894 (ipcp_create_replace_map): Update to VECtors.
10895 (ipcp_update_callgraph): Use virtual clones.
10896 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10897 (ipcp_update_profiling): Do not update local profiling.
10898 (ipcp_insert_stage): Use VECtors and virtual clones.
10899 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10900 (clone_of_p): New function.
10901 (cgraph_preserve_function_body_p): Use clone tree.
10902 (cgraph_optimize): Materialize clones.
10903 (cgraph_function_versioning): Update for VECtors.
10904 (save_inline_function_body): Use clone tree.
10905 (cgraph_materialize_clone): New function.
10906 (cgraph_materialize_all_clones): Likewise.
10907 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10908 * ipa.c: Include gimple.h.
10909 (cgraph_remove_unreachable_nodes): Use clone tree.
10910 * ipa-prop.c (ipa_note_param_call): Update call to
10911 compute_call_stmt_bb_frequencycall.
10912 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10913 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10914 (copy_bb): Handle updating of clone tree; add new edge when new call
10916 (expand_call_inline): Be strict about every call having edge.
10917 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10918 (delete_unreachable_blocks_update_callgraph): New function.
10919 (tree_function_versioning): Use VECtors; always remove unreachable
10920 blocks and fold conditionals.
10921 * tree-inline.h: Do not include varray.h.
10922 (tree_function_versioning): Remove.
10923 * Makefile.in (GTFILES): Remove tree-inline.c
10924 * passes.c (do_per_function): Do only functions having body.
10925 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10928 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10929 Andrew Morrow <acm@google.com>
10932 * c-common.c (c_common_attribute_table): Permit deprecated
10933 attribute to take an optional argument.
10934 (handle_deprecated_attribute): If the optional argument to
10935 __attribute__((deprecated)) is not a string ignore the attribute
10936 and emit a warning.
10938 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10939 * c-typeck.c (build_component_ref): Likewise.
10940 (build_external_ref): Likewise.
10942 * toplev.c (warn_deprecated_use): Add an attribute argument.
10943 Emit the message associated with __attribute__((deprecated)).
10945 * toplev.h (warn_deprecated_use): Updated.
10947 * doc/extend.texi: Document new optional parameter to
10948 __attribute__((deprecated))
10950 2009-05-08 Michael Eager <eager@eagercon.com>
10952 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10953 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10955 2009-05-08 Richard Guenther <rguenther@suse.de>
10957 PR tree-optimization/40062
10958 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10959 Avoid exponential behavior.
10961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10963 PR rtl-optimization/33928
10965 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10966 process_uses, build_single_def_use_links): New.
10967 (update_df): Update use_def_ref.
10968 (forward_propagate_into): Use get_def_for_use instead of use-def
10970 (fwprop_init): Call build_single_def_use_links and let it initialize
10972 (fwprop_done): Free use_def_ref.
10973 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10974 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10975 df_rd_simulate_one_insn): New.
10976 (df_rd_bb_local_compute_process_def): Update head comment.
10977 (df_chain_create_bb): Use the new RD simulation functions.
10978 * df.h (df_rd_simulate_artificial_defs_at_top,
10979 df_rd_simulate_one_insn): New.
10980 * opts.c (decode_options): Enable fwprop at -O1.
10981 * doc/invoke.texi (-fforward-propagate): Document this.
10983 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10986 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10987 and one complex operand specially.
10988 * tree-complex.c (some_nonzerop): Do not identify a real value as
10989 zero if flag_signed_zeros.
10991 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10993 PR rtl-optimization/33928
10994 * loop-invariant.c (record_use): Fix && vs. || mishap.
10996 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10998 PR rtl-optimization/33928
10999 * loop-invariant.c (struct use): Add addr_use_p.
11000 (struct def): Add n_addr_uses.
11001 (struct invariant): Add cheap_address.
11002 (create_new_invariant): Set cheap_address.
11003 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11004 (record_uses): Pass df_ref to record_use.
11005 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11008 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11010 * config/sh/sh.c: Do not include c-pragma.h.
11012 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11014 * config/spu/spu.c: Remove include of c-common.h.
11016 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11019 * c-common.h (mark_valid_location_for_stdc_pragma,
11020 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11021 clear_float_const_decimal64, float_const_decimal64_p): New.
11022 * c.opt (Wunsuffixed-float-constants): New.
11023 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11024 unsuffixed float constant, handle new warning.
11025 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11026 * c-decl.c (c_scope): New flag float_const_decimal64.
11027 (set_float_const_decimal64, clear_float_const_decimal64,
11028 float_const_decimal64_p): New.
11029 (push_scope): Set new flag.
11030 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11031 to use STDC pragmas.
11032 (c_parser_external_declaration): Ditto.
11033 (c_parser_compound_statement_nostart): Ditto.
11034 * c-pragma.c (valid_location_for_stdc_pragma,
11035 mark_valid_location_for_stdc_pragma,
11036 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11037 handle_pragma_float_const_decimal64): New.
11038 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11039 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11040 set_float_const_decimal64, clear_float_const_decimal64,
11041 float_const_decimal64_p): New dummy functions.
11042 * doc/extend.texi (Decimal Float): Remove statement that the
11043 pragma, and suffix for double constants, are not supported.
11044 * doc/invoke.texi (Warning Options): List new option.
11045 (-Wunsuffixed-float-constants): New.
11047 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11049 * config/i386/i386.c: Do not include c-common.h.
11051 2009-05-07 Mark Heffernan <meheff@google.com>
11053 * doc/invoke.texi (Debugging Options): Document change of debugging
11055 * opts.c (decode_options): Make dump_base_name relative to
11056 aux_base_name directory.
11058 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11060 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11061 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11063 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11065 * Makefile.in (install-plugin): Simplify a bit.
11067 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11069 * Makefile.in (OBJS-common): Add regcprop.o.
11071 * timevar.def (TV_CPROP_REGISTERS): New.
11072 * regrename.c (regrename_optimize): Return 0.
11073 (rest_of_handle_regrename): Delete.
11074 (pass_rename_registers): Point to regrename_optimize.
11075 (struct value_data_entry, struct value_data,
11076 kill_value_one_regno, kill_value_regno, kill_value,
11077 set_value_regno, init_value_data, kill_clobbered_value,
11078 kill_set_value, kill_autoinc_value, copy_value,
11079 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11080 replace_oldest_value_reg, replace_oldest_value_addr,
11081 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11082 debug_value_data, validate_value_data): Move...
11083 * regcprop.c: ... here.
11084 (rest_of_handle_cprop): Delete.
11085 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11087 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11089 PR middle-end/40057
11090 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11091 GEN_INT for 1 << bitnum.
11092 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11093 build_int_cst_type.
11095 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11097 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11098 Remove wrong description of "nand" operation.
11100 2009-05-06 Richard Guenther <rguenther@suse.de>
11101 Adam Nemet <anemet@caviumnetworks.com>
11103 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11104 comment. Add that if LHS is not a gimple register, then RHS1 has
11105 to be a single object (GIMPLE_SINGLE_RHS).
11107 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11109 * expr.c (get_def_for_expr): Move it up in the file.
11110 (store_field): When expanding a bit-field store, look at the
11111 defining gimple stmt for the masking conversion.
11113 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11115 PR middle-end/39986
11116 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11117 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11118 32-bit memcpy into long.
11120 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11122 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11123 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11125 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11126 instead of appending DW_OP_deref*.
11128 2009-05-06 Michael Matz <matz@suse.de>
11130 PR middle-end/40021
11131 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11132 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11134 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11136 * Makefile.in (install-plugin): Fix srcdir handling.
11138 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11140 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11141 when processing for not_regs_needed bitmap.
11142 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11143 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11144 handling it for rhs.
11146 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11148 * config/i386/i386.md (unnamed inc/dec peephole): Use
11149 optimize_insn_for_size_p instead of optimize_size.
11150 * config/i386/predicates.md (incdec_operand): Likewise.
11151 (aligned_operand): Likewise.
11152 * config/i386/sse.md (divv8sf3): Likewise.
11153 (sqrtv8sf2): Likewise.
11155 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11157 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11159 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11161 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11163 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11164 ssemodesuffixf2c with avxmodesuffixf2c.
11166 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11169 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11171 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11173 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11174 (struct tree_base): Adjust spacing for 8 bit boundaries.
11175 (struct tree_decl_common): Add decl_by_reference_flag bit.
11176 (DECL_BY_REFERENCE): Adjust.
11177 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11178 print DECL_BY_REFERENCE bit.
11179 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11180 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11181 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11182 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11185 PR middle-end/39666
11186 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11187 range of the type, but default label is missing, add it with one
11188 of the existing labels instead of adding a new label for it.
11190 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11194 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11196 * Makefile.in (enable_plugin, plugin_includedir): New.
11197 (install): Depend on install-plugin.
11198 (PLUGIN_HEADERS): New.
11199 (install-plugin): New.
11200 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11202 2009-05-05 Richard Guenther <rguenther@suse.de>
11204 PR tree-optimization/40022
11205 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11207 (phivn_valid_p): Fix tuplification error, simplify.
11208 (phiprop_insert_phi): Add dumps.
11209 (propagate_with_phi): Simplify.
11211 2009-05-05 Richard Guenther <rguenther@suse.de>
11213 PR middle-end/40023
11214 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11216 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11218 * tree.h (strip_float_extensions): Remove duplicate declaration.
11219 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11220 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11221 block_ultimate_origin): Rearrange the declarations line to match the
11222 comment that indicates the .c file which the functions are defined.
11223 (dwarf2out_*, set_decl_rtl): Add comment.
11224 (get_base_address): Adjust comment.
11225 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11226 declarations line and add comment.
11227 (is_builtin_name): Add blank after function name, for clarity.
11229 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11231 * attribs.c (decl_attributes): Use %qE for identifiers in
11233 * cgraphunit.c (verify_cgraph_node): Translate function names to
11234 locale character set in diagnostics.
11235 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11237 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11238 Document that functions are named in UTF-8.
11239 * expr.c (expand_expr_real_1): Translate function names to locale
11240 character set in diagnostics.
11241 * gimplify.c (omp_notice_variable, omp_is_private,
11242 gimplify_scan_omp_clauses): Use %qE for identifiers in
11244 * langhooks.c (lhd_print_error_function): Translate function names
11245 to locale character set.
11246 * langhooks.h (decl_printable_name): Document that return value is
11247 in internal character set.
11248 * stmt.c: Include pretty-print.h
11249 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11251 (resolve_operand_name_1): Translate named operand name to locale
11253 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11255 * toplev.c (announce_function): Translate function names to locale
11257 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11258 (default_tree_printer): Use pp_identifier or translate identifiers
11259 to locale character set. Mark "<anonymous>" for translation.
11260 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11261 for identifiers in diagnostics.
11262 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11264 * varasm.c (output_constructor): Use %qE for identifiers in
11267 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11269 * configure.ac: use ` ` instead of $()
11270 * configure: Regenerate.
11272 2009-05-05 Ben Elliston <bje@au.ibm.com>
11274 * config/pa/linux-atomic.c: Eliminate conditional include of
11275 errno.h on non-LP64 systems to simplify build requirements.
11277 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11279 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11281 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11282 and pass value to identifier_to_locale.
11283 (warn_variable_length_array): Make name a tree.
11284 (grokdeclarator): Separate diagnostic texts for named and unnamed
11285 declarators. Use %qE for named declarators.
11286 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11288 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11289 identifiers in diagnostics.
11290 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11291 identifier_to_locale. Mark "anonymous" strings for translation.
11293 2009-05-04 Michael Eager <eager@eagercon.com>
11295 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11296 address for DImode/DFmode only if double-precision FP regs.
11298 2009-05-04 Michael Eager <eager@eagercon.com>
11300 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11301 TARGET_SINGLE_FLOAT check.
11303 2009-05-04 Michael Eager <eager@eagercon.com>
11305 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11307 2009-05-04 Michael Eager <eager@eagercon.com>
11309 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11310 * config/rs6000/t-xilinx: New
11312 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11314 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11315 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11316 * gcc/explow.c (memory_address): Use target hook.
11317 * gcc/targhooks.c (default_legitimize_address): New.
11318 * gcc/targhooks.h (default_legitimize_address): New.
11319 * gcc/target.h (legitimize_address): New.
11320 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11321 (TARGET_INITIALIZER): Include it.
11322 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11324 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11325 * config/bfin/bfin.c (legitimize_address): Remove.
11326 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11327 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11329 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11330 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11332 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11333 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11334 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11335 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11336 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11337 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11338 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11339 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11340 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11341 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11342 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11343 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11344 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11345 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11346 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11347 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11348 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11349 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11350 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11351 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11352 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11353 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11354 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11356 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11357 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11358 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11359 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11360 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11361 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11362 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11363 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11364 (thumb_legitimize_address): Delete.
11365 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11366 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11367 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11368 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11369 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11370 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11372 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11375 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11376 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11377 * config/m32r/m32r.c (m32r_legitimize_address): New.
11378 * config/m68k/m68k.c (m68k_legitimize_address): New.
11379 * config/score/score.c (score_legitimize_address): Standardize.
11380 * config/score/score3.c (score3_legitimize_address): Standardize.
11381 * config/score/score3.h (score3_legitimize_address): Adjust.
11382 * config/score/score7.c (score7_legitimize_address): Standardize.
11383 * config/score/score7.h (score7_legitimize_address): Adjust.
11384 * config/sh/sh.c (sh_legitimize_address): New.
11385 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11387 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11388 (s390_legitimize_address): ... this.
11389 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11390 (sparc_legitimize_address): ... this.
11391 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11392 (ix86_legitimize_address): ... this.
11393 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11394 (avr_legitimize_address): ... this.
11395 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11396 (mn10300_legitimize_address): ... this.
11397 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11398 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11399 (alpha_expand_mov): Adjust call.
11401 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11402 * config/spu/spu.c (spu_legitimize_address): Likewise.
11403 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11404 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11406 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11408 * intl.c (locale_encoding, locale_utf8): New.
11409 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11410 * intl.h (locale_encoding, locale_utf8): Declare.
11411 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11412 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11414 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11416 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11417 (pp_base_tree_identifier): Declare as function.
11418 (identifier_to_locale): Declare.
11419 * Makefile.in (pretty-print.o): Update dependencies.
11420 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11422 2009-05-04 Richard Guenther <rguenther@suse.de>
11424 PR middle-end/40015
11425 * builtins.c (fold_builtin_memory_op): Do not decay to element
11426 type if the size matches the whole array.
11428 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11430 * expmed.c (synth_mult): When trying out a shift, pass the result
11433 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11435 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11436 (shiftsub1_cost): New.
11437 (init_expmed): Compute shiftsub1_cost.
11438 (synth_mult): Optimize multiplications by constants of the form
11439 -(2^^m-1) for some constant positive integer m.
11441 2009-05-03 Richard Guenther <rguenther@suse.de>
11444 * c-typeck.c (array_to_pointer_conversion): Do not built
11445 ADDR_EXPRs of arrays of pointer-to-element type.
11446 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11447 up wrong ADDR_EXPRs after-the-fact.
11448 * c-common.c (strict_aliasing_warning): Strip pointer
11449 conversions for obtaining the original type.
11450 * builtins.c (fold_builtin_memset): Handle array types.
11451 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11454 2009-05-03 Richard Guenther <rguenther@suse.de>
11456 PR middle-end/23329
11457 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11458 Do not lose casts from array types with unknown extent to array
11459 types with known extent.
11460 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11461 alias set compatibility.
11463 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11465 * flags.h (extra_warnings): Delete.
11466 * toplev.c (process_options): Handle Wuninitialized here.
11467 * opts.c (extra_warnings): Delete.
11468 (set_Wextra): Delete.
11469 (common_handle_option): -Wextra can be handled automatically.
11470 * c-opts.c (c_common_handle_option): Delete obsolete code.
11471 (c_common_post_options): Simplify comment.
11472 * common.opt (W): Add Var.
11474 (Wuninitialized): Initialize to -1.
11476 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11477 Richard Guenther <rguenther@suse.de>
11479 * expr.c (get_def_for_expr): New function.
11480 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11481 SSA rather than trees.
11482 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11483 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11485 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11487 * c-common.c (reswords): Add _Imaginary.
11488 * c-common.c (enum rid): Add RID_IMAGINARY.
11490 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11492 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11493 Patch by Richard Guenther.
11495 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11497 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11498 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11499 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11500 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11501 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11502 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11503 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11504 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11505 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11506 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11507 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11508 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11509 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11510 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11511 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11512 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11513 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11514 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11516 2009-05-02 Richard Guenther <rguenther@suse.de>
11518 PR tree-optimization/39940
11519 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11522 2009-05-02 Richard Guenther <rguenther@suse.de>
11524 PR middle-end/40001
11525 * tree-ssa.c (execute_update_addresses_taken): Properly check
11526 if we can mark a variable DECL_GIMPLE_REG_P.
11527 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11528 back to the end of the function.
11529 (is_gimple_reg_type): Remove complex type special casing.
11530 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11533 2009-05-02 Ben Elliston <bje@au.ibm.com>
11535 * doc/collect2.texi (Collect2): Document search path behaviour
11536 when configured with --with-ld.
11538 2009-05-02 Jan Hubicka <jh@suse.cz>
11540 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11541 parameter; update callers.
11542 (coalesce_cost_edge): EH edges are costier because they needs
11543 splitting even if not critical and even more costier when there are
11544 multiple EH predecestors.
11546 2009-05-02 Jan Hubicka <jh@suse.cz>
11548 * except.c (remove_eh_handler_and_replace): Handle updating after
11549 removing TRY blocks.
11551 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11553 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11555 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11557 * varasm.c: Do not include c-pragma.h.
11558 * attribs.c: Do not incude c-common.h.
11560 2009-05-01 Michael Matz <matz@suse.de>
11562 * calls.c (initialize_argument_information): Handle SSA names like
11563 decls with a non MEM_P DECL_RTL.
11565 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11567 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11568 * ipa-utils.c: Likewise.
11569 * ipa-type-escape.c: Likewise.
11570 * cgraphunit.c Do not include c-common.h.
11571 * ipa-pure-const.c: Likewise.
11572 * tree-if-conv.c: Likewise.
11573 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11574 * ipa-struct-reorg.c: Likewise.
11575 * tree-nomudflap.c: Likewise.
11576 * tree-ssa-structalias.c: Likewise.
11578 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11580 * store-motion.c: Many cleanups to make this pass a first-class
11581 citizen instead of an appendix to gcse load motion. Add TODO list
11582 to make this pass faster/cleaner/better.
11584 (struct ls_expr): Post gcse.c-split cleanups.
11585 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11586 "stores" field to "avail_stores".
11587 (pre_ldst_mems): Rename to store_motion_mems.
11588 (pre_ldst_table): Rename to store_motion_mems_table.
11589 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11590 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11591 (ldst_entry): Rename to st_expr_entry, update users.
11592 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11593 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11594 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11596 (first_ls_expr): Rename to first_st_expr, update users.
11597 (next_ls_expr): Rename to next_st_expr, update users.
11598 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11599 fields properly for store motion instead of names inherited from load
11601 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11602 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11605 (ae_kill): Rename to st_kill, update users.
11606 (ae_gen): Rename to st_avloc, update users.
11607 (transp): Rename to st_transp, update users.
11608 (pre_insert_map): Rename to st_insert_map, update users.
11609 (pre_delete_map): Rename to st_delete_map, update users.
11610 (insert_store, build_store_vectors, free_store_memory,
11611 one_store_motion_pass): Update for abovementioned changes.
11613 (gcse_subst_count, gcse_create_count): Remove.
11614 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11615 and "n_stores_created", local variables.
11617 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11620 (regvec, compute_store_table_current_insn): Remove.
11621 (reg_set_info, reg_clear_last_set): Remove.
11622 (compute_store_table): Use DF caches instead of local dataflow
11625 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11627 * c-objc-common.c (c_tree_printer): Print identifiers with
11628 pp_identifier, not pp_string. Mark "({anonymous})" for
11630 * c-pretty-print.c (pp_c_ws_string): New.
11631 (pp_c_cv_qualifier, pp_c_type_specifier,
11632 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11633 pp_c_storage_class_specifier, pp_c_function_specifier,
11634 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11635 pp_c_primary_expression, pp_c_postfix_expression,
11636 pp_c_unary_expression, pp_c_shift_expression,
11637 pp_c_relational_expression, pp_c_equality_expression,
11638 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11639 use pp_string and pp_c_ws_string in place of pp_identifier and
11640 pp_c_identifier for non-identifiers. Mark English strings for
11642 * c-pretty-print.h (pp_c_ws_string): Declare.
11644 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11645 Roland McGrath <roland@redhat.com>
11647 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11648 (ENABLE_LD_BUILDID): New configuration option.
11649 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11650 (LINK_BUILDID_SPEC): New macro.
11651 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11653 * doc/install.texi: Document --enable-linker-build-id option.
11654 * configure: Rebuild.
11655 * config.in: Rebuild.
11657 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11659 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11660 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11661 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11662 MIPS_GP_SAVE_AREA_SIZE.
11663 * config/mips/mips.c (struct mips_frame_info): Update comment
11664 before arg_pointer_offset and hard_frame_pointer_offset.
11665 (mips_compute_frame_info): Update diagram before function: to
11666 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11667 indicate the position of frame_pointer_rtx with -fstack-protector and
11668 to show args_size. Don't allocate cprestore area for leaf functions
11669 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11671 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11673 2009-04-30 Michael Matz <matz@suse.de>
11675 PR tree-optimization/39955
11676 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11678 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11680 * ira.c (setup_cover_and_important_classes): Use safe macro
11681 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11683 * genpreds.c (write_tm_preds_h): Output suitable definition of
11684 REG_CLASS_FOR_CONSTRAINT.
11686 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11688 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11690 * bitmap.c (bitmap_descriptor): Likewise.
11691 * ggc-common.c (loc_descriptor): Likewise.
11692 * varray.c (varray_descriptor): Likewise.
11693 * vec.c (vec_descriptor): Likewise.
11695 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11697 * Makefile.in (dce.o): Add $(EXCEPT_H).
11698 * dce.c: Include except.h and delete redundant vector definitions.
11699 (deletable_insn_p): Return false for non-call insns that can throw
11702 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11704 * gcse.c (ae_gen): Remove.
11705 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11706 and make non-static function to make it available in store-motion.c.
11707 Update call sites with search-and-replace.
11708 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11709 extract_mentioned_regs, extract_mentioned_regs_helper,
11710 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11711 store_killed_in_insn, store_killed_after, store_killed_before,
11712 build_store_vectors, insert_insn_start_basic_block, insert-store,
11713 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11714 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11715 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11716 * store-motion.c: ...new file. Also copy data structures from gcse.c
11717 and clean up to remove parts not used by store motion.
11718 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11719 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11721 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11724 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11725 when optimizing for size.
11727 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11729 * gcse.c (gcse_constant_p): Fix typo in last change.
11731 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11733 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11735 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11737 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11739 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11741 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11742 CONST_HIGH_PART result.
11744 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11746 * config/avr/avr.c (initial_elimination_offset): Rename to
11747 avr_initial_elimination_offset.
11748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11749 change return type to bool.
11750 (avr_can_eliminate): New function.
11751 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11752 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11753 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11754 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11755 avr_initial_elimination_offset.
11756 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11757 (avr_initial_elimination_offset): Define.
11759 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11760 Steven Bosscher <steven@gcc.gnu.org>
11762 PR rtl-optimization/39938
11763 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11764 * cfgrtl.c: Include insn-attr.h.
11765 (rest_of_pass_free_cfg): New function.
11766 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11767 * resource.c (init_resource_info): Remove call to df_analyze.
11769 2009-04-29 Richard Guenther <rguenther@suse.de>
11772 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11773 allow conversion to signed integers.
11775 2009-04-29 Richard Guenther <rguenther@suse.de>
11777 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11778 shifts of floating point vectors if the shift amount is
11779 a constant multiple of the element size.
11781 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11782 Michael Matz <matz@suse.de>
11784 PR middle-end/39927
11786 * tree-outof-ssa.c (emit_partition_copy): New function.
11787 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11788 insert_part_to_rtx_on_edge): Perform the partition base var
11789 copy using emit_partition_copy.
11790 (insert_value_copy_on_edge): Convert constants to the right mode.
11791 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11792 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11794 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11796 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11797 scan backwards to try to find a constant to initialize it.
11799 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11800 insn before the loop_end instruction, don't look past labels.
11802 2009-04-29 Richard Guenther <rguenther@suse.de>
11804 PR middle-end/39937
11805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11806 loose type conversions.
11807 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11808 stmts only if there are no uses of its definition.
11810 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11812 * config/bfin/bfin.h (splitting_loops): Declare.
11813 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11814 Reorder bit definitions to be ascending.
11815 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11816 * config/bfin/bfin.c (splitting_loops): New variable.
11817 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11818 (struct loop_info): Remove members INIT and LOOP_INIT.
11819 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11820 the LSETUP sequence. Allow LC to be loaded from any register, but
11821 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11822 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11824 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11825 of reload_completed.
11828 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11830 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11832 * Makefile.in (PLUGIN_VERSION_H): New.
11833 (OBJS-common): Remove plugin-version.o.
11834 (plugin.o): Depend on (PLUGIN_VERSION_H).
11835 (plugin-version.o): Remove.
11836 * configure: Regenerate
11837 * configure.ac: Create plugin-version.h.
11838 * gcc-plugin.h (plugin_gcc_version): Remove.
11839 (plugin_default_version_check): Change signature.
11840 * plugin-version.c: Remove.
11841 * plugin.c: Include plugin-version.h.
11842 (str_plugin_gcc_version_name): Remove.
11843 (try_init_one_plugin): Pass gcc version to plugin_init.
11844 (plugin_default_version_check): Both gcc and plugin versions are now
11847 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11849 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11850 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11851 Remove special case testing for last insn of inner loops. Don't fail
11852 if the loop ends with a jump, emit an extra nop instead.
11854 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11855 DREGS rather than comparing directly. Remove code that tries to
11856 account for latencies.
11858 2009-04-29 Richard Guenther <rguenther@suse.de>
11860 PR tree-optimization/39941
11861 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11862 eliminating an indirect call.
11864 2009-04-29 Richard Guenther <rguenther@suse.de>
11866 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11867 parameter. Allow invariants as base if !require_lvalue.
11868 (verify_gimple_assign_single): Adjust.
11870 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11872 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11873 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11874 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11875 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11876 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11878 * config/bfin/bfin.c (bfin_expand_builtin,
11879 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11881 2009-04-28 Richard Guenther <rguenther@suse.de>
11883 * tree-vect-loop.c (get_initial_def_for_induction): Use
11884 correct types for pointer increment.
11886 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11888 * toplev.c (print_version): Update GMP version string calculation.
11890 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11892 PR rtl-optimization/39938
11893 * resource.c (init_resource_info): Add call to df_analyze.
11895 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11897 * config/alpha/alpha.md (usegp): Cast the result of
11898 alpha_find_lo_sum_using_gp to enum attr_usegp.
11899 * config/alpha/alpha.c (override_options): Remove end-of-structure
11900 marker element from cpu_table. Use array size of cpu_table to handle
11901 -mcpu and -mtune options.
11902 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11904 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11906 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11907 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11908 tune_32 and tune_64.
11909 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11910 support on PowerPC.
11911 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11912 * config/rs6000/option-defaults.h: ... here. New file.
11913 (OPT_64, OPT_32): Define.
11914 (MASK_64BIT): Define to 0 if not already defined.
11915 (OPT_ARCH64, OPT_ARCH32): Define.
11916 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11919 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11921 * config/arm/arm.c (arm_override_options): Emit error on using
11924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11926 PR rtl-optimization/39914
11927 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11928 registers for allocnos created from user-defined variables only
11929 when not optimizing.
11931 2009-04-28 Richard Guenther <rguenther@suse.de>
11933 PR middle-end/39937
11934 * fold-const.c (fold_binary): Use distribute_real_division only
11937 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11939 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11940 add hpux-stdint.h to tm_file.
11941 (hppa[12]*-*-hpux11*): Ditto.
11942 (ia64*-*-hpux*): Ditto.
11943 * config/hpux-stdint.h: New.
11944 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11945 __STDC_EXT__ for all compiles.
11946 * config/pa/pa-hpux.h: Ditto.
11947 * config/pa/pa-hpux10.h: Ditto.
11948 * config/pa/pa-hpux11.h: Ditto.
11950 2009-04-28 Catherine Moore <clm@codesourcery.com>
11952 * debug.h (set_name): Add comment.
11954 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11957 * config/darwin.c (machopic_gen_offset): Check
11958 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11959 * config/arm/arm.c (require_pic_register): Likewise.
11961 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11963 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11964 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11965 m32c_promote_prototypes): Delete.
11967 2009-04-28 Michael Matz <matz@suse.de>
11969 PR middle-end/39922
11970 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11973 2009-04-28 Richard Guenther <rguenther@suse.de>
11975 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11977 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11979 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11980 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11981 * config/arm/arm-tune.md: Regenerate.
11983 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11985 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11986 block if there are complex incoming edges.
11987 (sel_merge_blocks): Remove useless assert.
11988 (sel_redirect_edge_and_branch): Check that edge was redirected.
11989 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11990 (sel_find_rgns): Delete declaration.
11991 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11992 the region when it is not a preheader.
11994 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11997 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11999 2009-04-28 Richard Guenther <rguenther@suse.de>
12001 * tree.h (SSA_NAME_VALUE): Remove.
12002 (struct tree_ssa_name): Remove value_handle member.
12003 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12004 array for jump threading.
12005 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12007 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12008 * tree-flow.h (threadedge_initialize_values): Declare.
12009 (threadedge_finalize_values): Likewise.
12010 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12011 (SSA_NAME_VALUE): Define.
12012 (threadedge_initialize_values): New function.
12013 (threadedge_finalize_values): Likewise.
12014 * tree-ssa-dom.c (ssa_name_values): New global variable.
12015 (SSA_NAME_VALUE): Define.
12016 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12018 2009-04-28 Ira Rosen <irar@il.ibm.com>
12020 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12021 Use REPORT_VECTORIZED_LOCATIONS instead
12022 REPORT_VECTORIZED_LOOPS.
12023 * tree-vectorizer.c (vect_verbosity_level): Make static.
12024 (vect_loop_location): Rename to vect_location.
12025 (vect_set_verbosity_level): Update comment.
12026 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12028 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12029 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12030 instead REPORT_UNVECTORIZED_LOOPS.
12031 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12032 and vect_loop_def to vect_external_def and vect_internal_def.
12033 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12034 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12035 REPORT_UNVECTORIZED_LOCATIONS.
12036 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12037 and vect_used_in_loop and to vect_unused_in_scope and
12038 vect_used_in_scope.
12039 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12040 (vect_verbosity_level): Remove declaration.
12041 (vect_analyze_operations): Likewise.
12042 (vect_analyze_stmt): Declare.
12043 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12044 REPORT_UNVECTORIZED_LOCATIONS.
12045 (vect_get_loop_niters): Fix indentation.
12046 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12047 (vect_analyze_loop_operations): New function.
12048 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12049 vect_analyze_operations.
12050 (vect_is_simple_reduction): Use new names.
12051 (vectorizable_live_operation, vect_transform_loop): Likewise.
12052 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12053 to specify whether the data references can be a part of interleaving
12055 (vect_analyze_data_ref_dependence): Use new names.
12056 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12057 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12058 * tree-vect-patterns.c (widened_name_p): Use new names.
12059 (vect_recog_dot_prod_pattern): Likewise.
12060 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12061 (process_use, vect_mark_stmts_to_be_vectorized,
12062 vect_model_simple_cost, vect_model_store_cost,
12063 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12064 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12065 vectorizable_operation, vectorizable_type_demotion,
12066 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12067 vectorizable_condition): Likewise.
12068 (vect_analyze_operations): Split into vect_analyze_loop_operations
12070 (vect_analyze_stmt): ... new function.
12071 (new_stmt_vec_info): Use new names.
12072 (vect_is_simple_use): Use new names and fix comment.
12073 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12074 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12076 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12079 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12080 and integer modes for x87 operands. Do not ICE for unsupported size,
12081 generate error instead. Generate error for unsupported operand types.
12082 ['z']: Do not handle HImode memory operands specially. Warning
12083 for floating-point operands. Fallthru to 'Z' for unsupported operand
12084 types. Do not ICE for unsupported size, generate error instead.
12085 (output_387_binary_op): Use %Z to output operands.
12086 (output_fp_compare): Ditto.
12087 (output_387_reg_move): Ditto.
12089 2009-04-28 Ben Elliston <bje@au.ibm.com>
12094 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12096 * builtins.c (c_strlen): Do not warn here.
12097 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12098 * c-common.c (pointer_int_sum): Take an explicit location.
12099 Warn about offsets out of bounds.
12100 * c-common.h (pointer_int_sum): Adjust declaration.
12102 2009-04-27 Ian Lance Taylor <iant@google.com>
12104 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12106 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12107 * df-core.c (df_set_flags): Change return type to int. Change
12108 type of old_flags to int.
12109 (df_clear_flags): Likewise.
12110 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12111 (df_get_conditional_uses): Likewise.
12112 * df.h (df_set_flags, df_clear_flags): Update declarations.
12113 * dwarf2out.c (struct indirect_string_node): Change type of form
12114 field to enum dwarf_form.
12115 (AT_string_form): Change return type to enum dwarf_form.
12116 * fixed-value.c (fixed_compare): Add cast to enum type.
12117 * fwprop.c (update_df): Change 0 to VOIDmode.
12118 * gensupport.c: Change 0 to UNKNOWN.
12119 * gimple.h (gimple_cond_code): Add cast to enum type.
12120 * haifa-sched.c (reemit_notes): Add cast to enum type.
12121 * hooks.c (hook_int_void_no_regs): Remove function.
12122 * hooks.h (hook_int_void_no_regs): Remove declaration.
12123 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12124 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12125 * real.c (real_arithmetic): Add cast to enum type.
12126 (real_compare): Likewise.
12127 * target.h (struct gcc_target): Change return type of
12128 branch_target_register_class to enum reg_class.
12129 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12130 default_branch_target_register_class.
12131 * targhooks.c (default_branch_target_register_class): New function.
12132 * targhooks.h (default_branch_target_register_class): Declare.
12133 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12134 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12136 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12138 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12139 vect_uninitialized_def. Change 0 to ERROR_MARK.
12140 * tree-vect-stmts.c (supportable_widening_operation): Don't
12141 initialize icode1 and icode2.
12142 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12143 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12145 (cmn_err_flag_specs): Change 0 to STD_C89.
12146 (cmn_err_char_table): Likewise.
12147 * config/arm/arm.c (get_arm_condition_code): Change type of code
12148 to enum arm_cond_code.
12149 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12150 (IWMMXT_BUILTIN2): Likewise.
12151 (neon_builtin_type_bits): Don't define typedef.
12152 (neon_builtin_datum): Change type of bits field to int.
12153 (arm_expand_neon_args): Add cast to enum type.
12154 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12156 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12157 casts to enum type.
12158 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12160 * config/mips/mips.md (jal_macro): Return enum constant.
12161 (single_insn): Likewise.
12162 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12164 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12165 casts to enum type.
12166 * config/s390/s390.c (s390_tune_flags): Change type to int.
12167 (s390_arch_flags): Likewise.
12168 (s390_handle_arch_option): Change flags field of struct pta to int.
12169 * config/s390/s390.h (s390_tune_flags): Update declaration.
12170 (s390_arch_flags): Likewise.
12171 * config/sh/sh.c (prepare_move_operands): Compare
12172 tls_symbolic_operand result with enum constant.
12173 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12174 (sh_expand_prologue): Add cast to enum type.
12175 (sh_expand_epilogue): Likewise.
12176 (tls_symbolic_operand): Change return type to enum tls_model.
12177 (fpscr_set_from_mem): Add cast to enum type.
12178 (legitimize_pic_address): Compare tls_symbolic_operand result with
12180 (sh_target_reg_class): Change return type to enum reg_class.
12181 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12183 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12184 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12185 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12186 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12187 (delayed_branch, tls_call_delay): Likewise.
12188 (eligible_for_sibcall_delay): Likewise.
12189 (eligible_for_return_delay): Likewise.
12190 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12191 (spu_expand_builtin_1): Likewise.
12193 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12194 for all types of conversions.
12195 (output_init_element): Issue -Wc++-compat warning if needed when
12196 initializing a bitfield with enum type.
12197 * c-parser.c (c_parser_expression): Set original_type to
12198 original_type of right hand operand of comma operator.
12200 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12202 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12204 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12205 * doc/cpp.texi (Standard Predefined Macros)
12206 (Implementation-defined behavior): Likewise.
12207 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12208 * doc/gimple.texi (GIMPLE Exception Handling)
12209 (@code{GIMPLE_ASSIGN}): Likewise.
12210 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12211 * doc/invoke.texi (Warning Options, Optimize Options)
12212 (AVR Options, Darwin Options): Likewise.
12213 (Optimize Options): Reformulate -fwhole-program description.
12214 * doc/loop.texi (Lambda): Likewise.
12215 * doc/md.texi (Output Template, Define Constraints)
12216 (Standard Names, Insn Splitting): Likewise.
12217 * doc/options.texi (Option properties): Likewise.
12218 * doc/passes.texi (Tree-SSA passes): Likewise.
12219 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12220 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12221 (File Names and DBX): Likewise.
12222 * doc/trouble.texi (Incompatibilities): Likewise.
12224 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12226 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12227 instruction is correct.
12229 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12231 Allow non-constant arguments to conversion intrinsics.
12232 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12233 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12234 * spu.c (print_operand): Handle 'v' and 'w'.
12235 (exp2_immediate_p, spu_gen_exp2): Define.
12236 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12237 spu_convtf_1): Update parameter descriptions.
12238 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12239 * constraints.md ('v', 'w'): New.
12240 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12242 (i2f, I2F): New define_mode_attr.
12243 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12244 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12245 fixuns_truncv4sfv4si2): Update to use mode attribute.
12246 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12247 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12248 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12249 patterns for combine.
12251 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12253 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12254 (cprop, hoist, pre, store_motion): New debug counters.
12255 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12256 is not an RTL pass anymore.
12257 (pass_profiling): Remove extern decl for pass removed in 2005.
12258 (pass_gcse, pass_jump_bypass): Remove.
12259 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12260 to 0 for clean state.
12261 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12262 * cse.c (gate_handle_cse_after_global_opts,
12263 rest_of_handle_cse_after_global_opts): New functions.
12264 (pass_cse_after_global_opts): New pass, does local CSE.
12265 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12266 (TV_CPROP): New timevar.
12267 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12268 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12269 (gcse_main, recompute_all_luids): Remove.
12270 (compute_hash_table_work): Call max_reg_num instead of reading
12272 (cprop_jump): Don't set run_jump_opt_after_gcse.
12273 (constprop_register): Always allow to alter jumps.
12274 (cprop_insn): Likewise.
12275 (do_local_cprop): Likewise.
12276 (local_cprop_pass): Likewise. Return non-zero if something changed.
12277 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12278 (find_implicit_sets): Add note about missed optimization opportunity.
12279 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12280 pass_rtl_cprop execute function.
12281 Don't bother tracking the pass number, each pass gets its own dumpfile
12283 Always allow to alter jumpsand bypass jumps.
12284 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12285 will just find no suitable set.
12286 (pre_edge_insert): Fix dumping, this function is for PRE only.
12287 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12288 pass_rtl_pre execute function.
12289 (hoist_code): Return non-zero if something changed. Keep track of
12290 substitutions and insertions for statistics gathering similar to PRE.
12291 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12292 called from the pass_rtl_hoist execute function. Show pass statistics.
12293 (compute_store_table): Use max_reg_num directly instead of using the
12294 formerly global max_gcse_regno.
12295 (build_store_vectors): Likewise.
12296 (replace_store_insn): Fix dumping.
12297 (store_motion): Rename to ...
12298 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12299 pass, called from the pass_rtl_store_motion execute function. Keep
12300 track of substitutions and insertions for statistics gathering similar
12302 (bypass_jumps): Remove, fold interesting bits into ...
12303 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12304 from the pass_rtl_cprop execute function.
12305 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12306 pass_jump_bypass): Remove.
12307 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12308 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12309 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12310 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12311 (gate_rtl_store_motion, execute_rtl_store_motion,
12312 pass_rtl_store_motion): New.
12313 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12314 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12315 * passes.c (init_optimization_passes): Remove pass_gcse and
12316 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12317 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12318 instead of pass_jump_bypass.
12320 2009-04-27 Richard Guenther <rguenther@suse.de>
12322 PR middle-end/39928
12323 * gimplify.c (gimplify_expr): If we are required to create
12324 a temporary make sure it ends up as register.
12326 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12329 * config/i386/i386.c (construct_container): Don't call
12330 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12331 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12333 2009-04-27 Michael Matz <matz@suse.de>
12335 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12336 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12337 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12338 (dump_replaceable_exprs): Take a bitmap.
12339 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12341 (expand_gimple_basic_block): Likewise.
12342 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12343 replaceable_expressions member a bitmap.
12344 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12345 (mark_replaceable): Likewise.
12346 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12347 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12349 2009-04-27 Richard Guenther <rguenther@suse.de>
12351 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12352 (verify_stmts): Dispatch to gimple/type verification code.
12353 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12354 issue with call argument types.
12356 2009-04-27 Michael Matz <matz@suse.de>
12358 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12359 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12362 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12363 Eric Botcazou <ebotcazou@adacore.com>
12365 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12366 a label's basic block.
12367 (mark_target_live_regs): Tidy and rework obsolete comments.
12368 Change back DF problem to LIVE. If a label starts a basic block,
12369 assume that all registers that used to be live then still are.
12370 (init_resource_info): If a label starts a basic block, set its
12371 BLOCK_FOR_INSN accordingly.
12372 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12374 2009-04-27 Richard Guenther <rguenther@suse.de>
12376 * tree-flow-inline.h (function_ann): Remove.
12377 (get_function_ann): Likewise.
12378 * tree-dfa.c (create_function_ann): Remove.
12379 * tree-flow.h (struct static_var_ann_d): Remove.
12380 (struct function_ann_d): Likewise.
12381 (union tree_ann_d): Remove fdecl member.
12382 (function_ann_t): Remove.
12383 (function_ann, get_function_ann, create_function_ann): Remove
12386 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12388 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12390 2009-04-27 Jan Hubicka <jh@suse.cz>
12392 * ipa-pure-const.c (struct funct_state_d): New fields
12393 state_previously_known, looping_previously_known; remove
12394 state_set_in_source.
12395 (analyze_function): Use new fields.
12396 (propagate): Avoid assumption that state_set_in_source imply
12399 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12400 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12401 * cfgloop.h (finite_loop_p): Declare.
12403 2009-04-26 Michael Matz <matz@suse.de>
12405 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12407 2009-04-26 Michael Matz <matz@suse.de>
12409 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12410 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12411 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12412 pass_mark_used_blocks): Remove.
12413 * tree-optimize.c (pass_free_datastructures,
12414 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12415 * passes.c (init_optimization_passes): Don't call
12416 pass_mark_used_blocks, remove dead code.
12418 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12420 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12421 * tree-ssa-live.h (register_ssa_partition): Likewise.
12423 2009-04-26 Michael Matz <matz@suse.de>
12426 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12427 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12428 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12430 (compare_pairs): Swap cost comparison.
12431 (coalesce_ssa_name): Don't use change_partition_var.
12432 * tree-nrv.c (struct nrv_data): Add modified member.
12433 (finalize_nrv_r): Set it.
12434 (tree_nrv): Use it to update statements.
12435 (pass_nrv): Require PROP_ssa.
12436 * tree-mudflap.c (mf_decl_cache_locals,
12437 mf_build_check_statement_for): Use make_rename_temp.
12438 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12439 * alias.c (find_base_decl): Handle SSA names.
12440 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12441 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12442 * rtl.h (set_reg_attrs_for_parm): Declare.
12443 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12444 to "optimized", remove unused locals at finish.
12445 (execute_free_datastructures): Make global, call
12446 delete_tree_cfg_annotations.
12447 (execute_free_cfg_annotations): Don't call
12448 delete_tree_cfg_annotations.
12450 * ssaexpand.h: New file.
12451 * expr.c (toplevel): Include ssaexpand.h.
12452 (expand_assignment): Handle SSA names the same as register variables.
12453 (expand_expr_real_1): Expand SSA names.
12454 * cfgexpand.c (toplevel): Include ssaexpand.h.
12455 (SA): New global variable.
12456 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12457 (SSAVAR): New macro.
12458 (set_rtl): New helper function.
12459 (add_stack_var): Deal with SSA names, use set_rtl.
12460 (expand_one_stack_var_at): Likewise.
12461 (expand_one_stack_var): Deal with SSA names.
12462 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12463 before unique numbers.
12464 (expand_stack_vars): Use set_rtl.
12465 (expand_one_var): Accept SSA names, add asserts for them, feed them
12466 to above subroutines.
12467 (expand_used_vars): Expand all partitions (without default defs),
12468 then only the local decls (ignoring those expanded already).
12469 (expand_gimple_cond): Remove edges when jumpif() expands an
12470 unconditional jump.
12471 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12472 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12474 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12475 members of SA; deal with PARM_DECL partitions here; expand
12476 all PHI nodes, free tree datastructures and SA. Commit instructions
12477 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12478 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12479 info and statements at start, collect garbage at finish.
12480 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12481 (VAR_ANN_PARTITION) Remove.
12482 (change_partition_var): Don't declare.
12483 (partition_to_var): Always return SSA names.
12484 (var_to_partition): Only accept SSA names.
12485 (register_ssa_partition): Only check argument.
12486 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12488 (delete_var_map): Don't free it.
12489 (var_union): Only accept SSA names, simplify.
12490 (partition_view_init): Mark only useful SSA names as used.
12491 (partition_view_fini): Only deal with SSA names.
12492 (change_partition_var): Remove.
12493 (dump_var_map): Use ssa_name instead of partition_to_var member.
12494 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12496 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12497 (struct _elim_graph): New member const_dests; nodes member vector of
12499 (set_location_for_edge): New static helper.
12500 (create_temp): Remove.
12501 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12502 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12503 (new_elim_graph): Allocate const_dests member.
12504 (clean_elim_graph): Truncate const_dests member.
12505 (delete_elim_graph): Free const_dests member.
12506 (elim_graph_size): Adapt to new type of nodes member.
12507 (elim_graph_add_node): Likewise.
12508 (eliminate_name): Likewise.
12509 (eliminate_build): Don't take basic block argument, deal only with
12510 partition numbers, not variables.
12511 (get_temp_reg): New static helper.
12512 (elim_create): Use it, deal with RTL temporaries instead of trees.
12513 (eliminate_phi): Adjust all calls to new signature.
12514 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12515 (rewrite_trees): Only do checking.
12516 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12517 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12518 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12519 contains_tree_r, MAX_STMTS_IN_LATCH,
12520 process_single_block_loop_latch, analyze_edges_for_bb,
12521 perform_edge_inserts): Remove.
12522 (expand_phi_nodes): New global function.
12523 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12524 functions, initialize new parameter, remember partitions having a
12526 (finish_out_of_ssa): New global function.
12527 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12528 don't reset in_ssa_p here, don't disable TER when mudflap.
12529 (pass_del_ssa): Remove.
12530 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12532 (execute_free_datastructures): Declare.
12533 * Makefile.in (SSAEXPAND_H): New variable.
12534 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12535 * basic-block.h (commit_one_edge_insertion): Declare.
12536 * passes.c (init_optimization_passes): Move pass_nrv and
12537 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12538 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12539 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12540 (redirect_branch_edge): Deal with super block when expanding, split
12541 out jump patching itself into ...
12542 (patch_jump_insn): ... here, new static helper.
12544 2009-04-26 Michael Matz <matz@suse.de>
12546 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12547 beyond num_ssa_names.
12548 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12549 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12551 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12553 PR inline-asm/39543
12554 * fwprop.c (forward_propagate_asm): New function.
12555 (forward_propagate_and_simplify): Propagate also into __asm, if it
12556 doesn't increase the number of referenced registers.
12559 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12561 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12563 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12564 note_nonlocal_vla_type for nonlocal VLAs.
12565 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12566 contains_remapped_vars, remap_vla_decls): New functions.
12567 (convert_nonlocal_reference_stmt): If not optimizing, call
12568 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12569 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12570 if it wasn't found in var_map.
12571 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12572 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12573 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12575 * gimplify.c (nonlocal_vlas): New variable.
12576 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12578 (gimplify_body): Create and destroy nonlocal_vlas.
12580 * dwarf2out.c (loc_descr_plus_const): New function.
12581 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12582 mem_loc_descriptor, loc_descriptor_from_tree_1,
12583 descr_info_loc, gen_variable_die): Use it.
12585 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12586 !TREE_STATIC VAR_DECLs.
12587 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12588 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12589 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12590 DECL_BY_REFERENCE is valid.
12591 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12592 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12593 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12594 Copy DECL_BY_REFERENCE.
12595 (struct nesting_copy_body_data): New type.
12596 (nesting_copy_decl): New function.
12597 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12598 if they have variable length.
12600 2009-04-26 Michael Matz <matz@suse.de>
12602 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12603 mark new temporaries for renaming.
12605 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12608 * c-decl.c (global_bindings_p): Return negative value.
12609 (c_variable_size): New. Based on variable_size from
12611 (grokdeclarator): Call c_variable_size not variable_size.
12613 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12615 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12617 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12619 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12620 Redefine it to just use mingw/include.
12621 (ASM_SPEC): Rules for -m32 and -m64.
12622 (LINK_SPEC): Use Likewise.
12623 (SPEC_32): New define.
12624 (SPEC_64): Likewise.
12625 (SUB_LINK_SPEC): Likewise.
12626 (MULTILIB_DEFAULTS): New define.
12627 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12628 Add multilib options.
12629 (MULTILIB_DIRNAMES): Likewise.
12630 (MULTILIB_OSDIRNAMES): Likewise.
12631 (LIBGCC): Likewise.
12632 (INSTALL_LIBGCC): Likewise.
12634 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12637 * c-tree.h (enum c_inline_static_type): New.
12638 (record_inline_static): Declare.
12639 * c-decl.c (struct c_inline_static, c_inline_statics,
12640 record_inline_static, check_inline_statics): New.
12641 (pop_file_scope): Call check_inline_statics.
12642 (start_decl): Call record_inline_static instead of pedwarning
12643 directly for static in inline function.
12644 * c-typeck.c (build_external_ref): Call record_inline_static
12645 instead of pedwarning directly for static referenced in inline
12648 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12650 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12651 not new but only being rescanned.
12652 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12653 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12654 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12655 record_set_info, compute_set, grealloc): Remove.
12656 (recompute_all_luids): New function.
12657 (gcse_main): Don't compute sets, and don't do related memory
12658 allocations/free-ing. If something changed before the end of the
12659 pass, update LUIDs using recompute_all_luids.
12660 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12661 (free_gcse_mem): Don't free it either.
12662 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12663 Use the df insn LUIDs.
12664 (load_killed_in_block): Likewise.
12665 (compute_hash_table_work): Don't compute reg_set_in_block.
12666 (compute_transp): Use DF_REG_DEF_CHAINs.
12667 (local_cprop_pass): Don't use compute_sets and related functions.
12668 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12669 Use get_max_uid() instead of max_cuid.
12670 (insert_insn_end_basic_block, pre_insert_copy_insn,
12671 update_ld_motion_stores): Don't try to
12672 keep reg_set tables up to date.
12673 (pre_insert_copies): Use df insn LUIDs.
12674 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12675 (reg_set_info): Don't use extra bitmap argument.
12676 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12677 information to compute regs_set_in_block.
12678 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12679 (bypass_jumps): Don't use compute_sets and friends.
12681 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12684 * opts.c (undocumented_msg): Do not leave blank even with
12687 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12689 * c-decl.c (build_enumerator): Allow values folding to integer
12690 constants but not integer constant expressions with a pedwarn if
12693 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12696 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12697 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12698 type is an integer constant.
12700 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12703 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12706 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12709 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12710 with variably modified return type and no storage class
12711 specifiers, except for the case of nested functions. Distinguish
12712 extern declarations of functions with variably modified return
12713 types from those of objects with variably modified types.
12715 2009-04-25 Jan Hubicka <jh@suse.cz>
12717 * tree.c (list_equal_p): New function.
12718 * tree.h (list_equal_p): Declare.
12719 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12720 basic_block_def, basic_block, const_basic_block): New.
12721 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12722 (redirect_eh_edge): New function.
12723 (make_eh_edge_update_phi): EH edges are not abnormal.
12724 * except.c: Include tree-flow.h.
12725 (list_match): New function.
12726 (eh_region_replaceable_by_p): New function.
12727 (replace_region): New function.
12728 (hash_type_list): New function.
12729 (hash_eh_region): New function.
12730 (eh_regions_equal_p): New function.
12731 (merge_peers): New function.
12732 (remove_unreachable_regions): Verify EH tree when checking;
12734 (copy_eh_region_1): New function.
12735 (copy_eh_region): New function.
12736 (push_reachable_handler): New function.
12737 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12738 regions without label but with live RESX.
12739 * except.h (redirect_eh_edge_to_label): New.
12740 * tree-flow.h (redirect_eh_edge): New.
12741 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12742 basic_block_def, basic_block, const_basic_block): Remove.
12743 * Makefile.in (except.o): Add dependency on tree-flow.h
12744 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12745 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12748 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12751 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12752 on the destination of memcpy.
12754 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12756 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12757 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12758 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12760 2009-04-25 Jan Hubicka <jh@suse.cz>
12762 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12763 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12764 to be reached by different label than left.
12765 (update_eh_edges): Update comment; remove edge_to_remove if possible
12766 and return true if suceeded.
12767 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12768 (cleanup_eh): Compute sharing map.
12769 * except.c (remove_eh_handler_and_replace): Add argument if we should
12771 (remove_unreachable_regions): Update for label sharing.
12772 (label_to_region_map): Likewise.
12773 (get_next_region_sharing_label): New function.
12774 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12776 (remove_eh_handler): Update.
12777 (remove_eh_region_and_replace_by_outer_of): New function.
12778 * except.h (struct eh_region): Add next_region_sharing_label.
12779 (remove_eh_region_and_replace_by_outer_of,
12780 get_next_region_sharing_label): Declare.
12781 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12783 2009-04-25 Jan Hubicka <jh@suse.cz>
12785 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12786 insert code even if they are not critical.
12788 2009-04-25 Jan Hubicka <jh@suse.cz>
12790 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12791 (gimple_can_remove_branch_p): EH edges won't remove branch by
12793 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12794 updating of non-abnormal EH edges.
12795 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12796 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12797 (split_critical_edges): Split also edges where emitting code on them
12798 will lead to splitting later.
12800 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12801 H.J. Lu <hongjiu.lu@intel.com>
12804 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12805 the configured assembler supports fildq and fistpq mnemonics.
12806 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12807 * configure: Regenerated.
12808 * config.in: Ditto.
12810 * config/i386/i386.c (print_operand): Handle 'Z'.
12811 ['z']: Remove handling of special fild/fist suffixes.
12812 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12813 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12814 suffix of fild insn.
12815 (*floatsi<mode>2_vector_mixed): Ditto.
12816 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12817 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12818 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12820 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12822 2009-04-25 Ben Elliston <bje@au.ibm.com>
12824 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12825 the source of a set operation.
12827 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12829 * target.h (struct gcc_target): Add case_values_threshold field.
12830 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12831 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12832 * targhooks.c (default_case_values_threshold): New function.
12833 * targhooks.h (default_case_values_threshold): Declare function.
12834 * stmt.c (expand_case): Use case_values_threshold target hook.
12835 * expr.h (case_values_threshold): Remove declartation.
12836 * expr.c (case_values_threshold): Remove function.
12837 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12839 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12840 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12841 (avr_case_values_threshold): Declare as static.
12842 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12844 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12845 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12846 (mn10300_case_values_threshold): New function.
12848 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12850 * ira.c (setup_cover_and_important_classes): Add enum cast.
12852 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12854 * genpreds.c (write_enum_constraint_num): Output definition of
12855 CONSTRAINT_NUM_DEFINED_P macro.
12856 * ira.c (setup_cover_and_important_classes): Use
12857 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12859 2009-04-24 DJ Delorie <dj@redhat.com>
12861 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12862 __SH2A_SINGLE_ONLY__ also.
12864 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12866 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12867 (movdf_internal): Ditto.
12868 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12869 SFmode and DFmode constants.
12870 (ia64_print_operand): Add 'G' format for printing
12871 floating point constants.
12873 2009-04-24 Richard Guenther <rguenther@suse.de>
12875 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12876 from unsigned additions.
12878 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12880 * c-typeck.c (set_init_index): Allow array designators that are
12881 not integer constant expressions with a pedwarn if pedantic.
12883 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12885 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12886 zero if no overlap in nonzero bits between the operands.
12888 2009-04-24 Ian Lance Taylor <iant@google.com>
12890 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12891 (record_dead_and_set_regs): Likewise.
12892 * df.h (struct df_mw_hardreg): Change flags field to int.
12893 (struct df_base_ref): Likewise.
12894 (struct df): Change changeable_flags field to int.
12895 * df-scan.c (df_defs_record): Change clobber_flags to int.
12896 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12897 constants rather than #define macros.
12898 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12899 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12900 (enum dwarf_calling_convention): Likewise.
12901 (enum dwarf_line_number_x_ops): Likewise.
12902 (enum dwarf_call_frame_info): Likewise.
12903 (enum dwarf_source_language): Likewise.
12904 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12905 (add_calling_convention_attribute): Likewise.
12906 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12907 (combine_comparisons): Change compcode to int. Add cast to enum type.
12908 * genrecog.c (maybe_both_true_2): Change c to int.
12909 (write_switch): Likewise. Add cast to enum type.
12910 * gimplify.c (gimplify_omp_for): Handle return values from
12911 gimplify_expr using MIN rather than bitwise or.
12912 (gimplify_expr): Add cast to enum type.
12913 * ipa-prop.c (update_jump_functions_after_inlining): Change
12914 IPA_BOTTOM to IPA_JF_UNKNOWN.
12915 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12916 Add casts to enum type.
12917 (setup_cover_and_important_classes): Change cl to int. Add casts
12919 (setup_class_translate): Change cl and mode to int.
12920 (ira_init_once): Change mode to int.
12921 (free_register_move_costs): Likewise.
12922 (setup_prohibited_mode_move_regs): Add casts to enum type.
12923 * langhooks.c (add_builtin_function_common): Rework assertion that
12924 value fits bitfield.
12925 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12926 * omega.c (omega_do_elimination): Avoid math on enum types.
12927 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12928 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12929 int local to handle integral_argment value.
12930 * regmove.c (try_auto_increment): Change PUT_MODE to
12932 * reload.c (push_secondary_reload): Add casts to enum type.
12933 (secondary_reload_class, find_valid_class): Likewise.
12934 * reload1.c (emit_input_reload_insns): Likewise.
12935 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12936 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12937 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12939 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12940 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12942 (expand_complex_libcall): Add casts to enum type.
12943 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12944 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12945 with ERROR_MARK, not NUM_TREE_CODES.
12946 (vect_create_epilog_for_reduction): Likewise.
12947 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12948 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12949 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12951 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12952 vect_unused_in_loop. Change 0 to loop_vect.
12953 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12954 * var-tracking.c (get_init_value): Change return type to enum
12956 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12957 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12959 (arm_override_options): Add casts to enum type.
12960 (arm_emit_tls_decoration): Likewise.
12961 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12963 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12964 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12965 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12967 * config/s390/s390.c (code_for_builtin_64): Change to array of
12969 (code_for_builtin_31): Likewise.
12970 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12972 * config/sparc/sparc.c (sparc_override_options): Change value
12973 field in struct code_model to enum cmodel. In initializer change
12974 0 to NULL and add cast to enum type.
12976 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12977 Change all callers. Issue a -Wc++-compat warning using
12978 lhs_origtype if necessary.
12979 (convert_for_assignment): Issue -Wc++-compat warnings about
12980 invalid conversions to enum type on assignment.
12981 * c-common.h (build_modify_expr): Update declaration.
12983 2009-04-24 Nick Clifton <nickc@redhat.com>
12985 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12986 (function_arg_advance): Likewise.
12987 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12990 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12992 * config/s390/constraints.md ('I', 'J'): Fix condition.
12994 2009-04-24 Diego Novillo <dnovillo@google.com>
12996 * gengtype-parse.c (parse_error): Add newline after message.
12998 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13000 * config/i386/sse.md (avxmodesuffixs): Removed.
13001 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13002 (*avx_pinsr<ssevecsize>): This.
13004 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13006 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13007 follow chains of regs with a single definition, and allow expressions
13008 that are function_invariant_p.
13009 (simple_rhs_p): Allow expressions that are function_invariant_p.
13011 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13013 PR middle-end/39867
13014 * fold-const.c (fold_cond_expr_with_comparison): When folding
13015 > and >= to MAX, make sure the MAX uses the same type as the
13016 comparison's operands.
13018 2009-04-24 Nick Clifton <nickc@redhat.com>
13020 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13021 addressing for DImode accesses.
13022 (frv_print_operand_address): Handle PLUS case.
13023 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13025 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13027 PR rtl-optimization/39794
13028 * alias.c (canon_true_dependence): Add x_addr argument.
13029 * rtl.h (canon_true_dependence): Adjust prototype.
13030 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13031 * cselib.c (cselib_invalidate_mem): Likewise.
13032 * gcse.c (compute_transp): Likewise.
13033 * dse.c (scan_reads_nospill): Likewise.
13034 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13035 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13036 canon_base_addr of the group, plus optional offset.
13037 (struct group_info): Rename canon_base_mem to
13039 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13040 canon_rtx of base_mem.
13042 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13044 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13045 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13047 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13049 * config/spu/spu-builtins.h: Delete file.
13051 * config/spu/spu.h (enum spu_builtin_type): Move here from
13053 (struct spu_builtin_description): Likewise. Add GTY marker.
13054 Do not use enum spu_function_code or enum insn_code.
13055 (spu_builtins): Add extern declaration.
13057 * config/spu/spu.c: Do not include "spu-builtins.h".
13058 (enum spu_function_code, enum spu_builtin_type_index,
13059 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13060 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13061 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13062 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13063 (spu_builtin_types): Make static. Add GTY marker.
13064 (spu_builtins): Add extern declaration with GTY marker.
13065 Include "gt-spu.h".
13067 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13068 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13069 Check programmatically whether all parameters are scalar.
13071 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13073 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13075 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13076 assignment from the constructor either if the target is volatile.
13078 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13080 * config/arm/arm.md (insv): Do not share operands[0].
13082 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13084 * config/vxlib-tls.c (active_tls_threads): Delete.
13085 (delete_hook_installed): New.
13086 (tls_delete_hook): Don't delete the delete hook.
13087 (tls_destructor): Delete it here.
13088 (__gthread_set_specific): Adjust installing the delete hook.
13089 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13090 __gthread_leave_tsd_dtor_context.
13092 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13094 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13096 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13098 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13100 (alpha_rtx_costs): Ditto.
13101 (emit_unlikely_jump): Use add_reg_note.
13102 (emit_frame_store_1): Ditto.
13103 (alpha_expand_prologue): Ditto.
13104 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13105 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13107 2009-04-23 Nick Clifton <nickc@redhat.com>
13109 * config/v850/v850.md (epilogue): Remove suppressed code.
13110 (return): Rename to return_simple and remove test of frame size.
13111 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13112 to gen_return_simple.
13114 2009-04-22 Jing Yu <jingyu@google.com>
13117 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13119 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13122 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13123 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13124 value is a VECTOR_CST, the element type is the element type of the
13127 2009-04-22 DJ Delorie <dj@redhat.com>
13129 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13131 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13133 * alias.c (find_base_term): Move around LO_SUM case, so that
13134 CONST falls through into PLUS/MINUS handling.
13137 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13138 into 0, use omit_one_operand.
13140 2009-04-23 Ben Elliston <bje@au.ibm.com>
13142 * config/rs6000/linux-unwind.h (get_regs): Remove type
13143 puns. Change the type of `pc' to an array of unsigned ints and
13144 update all users. Constify frame24.
13146 2009-04-22 DJ Delorie <dj@redhat.com>
13148 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13149 declarations before code.
13150 (current_function_special_page_vector): Likewise.
13151 (m32c_expand_insv): Silence a warning.
13153 2009-04-21 Taras Glek <tglek@mozilla.com>
13155 * alias.c: Update GTY annotations to new syntax.
13156 * basic-block.h: Likewise.
13157 * bitmap.h: Likewise.
13158 * c-common.h: Likewise.
13159 * c-decl.c: Likewise.
13160 * c-parser.c: Likewise.
13161 * c-pragma.c: Likewise.
13162 * c-tree.h: Likewise.
13163 * cfgloop.h: Likewise.
13164 * cgraph.h: Likewise.
13165 * config/alpha/alpha.c: Likewise.
13166 * config/arm/arm.h: Likewise.
13167 * config/avr/avr.h: Likewise.
13168 * config/bfin/bfin.c: Likewise.
13169 * config/cris/cris.c: Likewise.
13170 * config/darwin.c: Likewise.
13171 * config/frv/frv.c: Likewise.
13172 * config/i386/i386.c: Likewise.
13173 * config/i386/i386.h: Likewise.
13174 * config/i386/winnt.c: Likewise.
13175 * config/ia64/ia64.h: Likewise.
13176 * config/iq2000/iq2000.c: Likewise.
13177 * config/mips/mips.c: Likewise.
13178 * config/mmix/mmix.h: Likewise.
13179 * config/pa/pa.c: Likewise.
13180 * config/pa/pa.h: Likewise.
13181 * config/rs6000/rs6000.c: Likewise.
13182 * config/s390/s390.c: Likewise.
13183 * config/sparc/sparc.c: Likewise.
13184 * config/xtensa/xtensa.c: Likewise.
13185 * cselib.h: Likewise.
13186 * dbxout.c: Likewise.
13187 * dwarf2out.c: Likewise.
13188 * except.c: Likewise.
13189 * except.h: Likewise.
13190 * fixed-value.h: Likewise.
13191 * function.c: Likewise.
13192 * function.h: Likewise.
13193 * gimple.h: Likewise.
13194 * integrate.c: Likewise.
13195 * optabs.c: Likewise.
13196 * output.h: Likewise.
13197 * real.h: Likewise.
13199 * stringpool.c: Likewise.
13200 * tree-data-ref.c: Likewise.
13201 * tree-flow.h: Likewise.
13202 * tree-scalar-evolution.c: Likewise.
13203 * tree-ssa-address.c: Likewise.
13204 * tree-ssa-alias.h: Likewise.
13205 * tree-ssa-operands.h: Likewise.
13206 * tree.c: Likewise.
13207 * tree.h: Likewise.
13208 * varasm.c: Likewise.
13209 * varray.h: Likewise.
13211 * coretypes.h: Do not define GTY macro if it is already defined.
13212 * doc/gty.texi: Update GTY documentation to new syntax.
13213 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13214 annotations on structs.
13215 * gengtype-parse.c: Likewise.
13217 2009-04-22 Mark Heffernan <meheff@google.com>
13219 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13221 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13223 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13226 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13228 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13229 the same as a PLUS without a shift. Increase the cost of a
13232 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13234 * Makefile.in: Update dependencies.
13235 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13236 * errors.h: Remove bogus comment about compatibility.
13237 (warning): Update declaration.
13238 * genautomata.c: Update all calls to warning.
13239 * gimple.c: Do not include errors.h. Include toplev.h.
13240 * tree-ssa-structalias.c: Do not include errors.h.
13241 * omega.c: Likewise.
13242 * tree-ssa-reassoc.c: Likewise.
13243 * config/spu/spu-c.c: Likewise.
13244 * config/spu/t-spu-elf: Update dependencies.
13246 2009-04-22 Richard Guenther <rguenther@suse.de>
13248 PR tree-optimization/39824
13249 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13250 make sure the types are compatible.
13252 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13255 * c-common.c (c_parse_error): Take a token_flags parameter.
13256 Use token_type for the token type instead.
13257 Pass token_flags to cpp_type2name.
13258 * c-common.h (c_parse_error): Update declaration.
13259 * c-parser.c (c_parser_error): Pass 0 as token flags.
13261 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13263 PR rtl-optimization/39580
13264 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13266 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13268 * function.c (expand_function_end): Do not emit a jump to the "naked"
13269 return label for fall-through returns.
13270 * except.c (sjlj_emit_function_exit): Always place the call to the
13271 unregister function at the location installed by expand_function_end.
13273 2009-04-22 Richard Guenther <rguenther@suse.de>
13275 PR tree-optimization/39845
13276 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13277 (gen_inbound_check): Likewise.
13279 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13281 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13283 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13284 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13286 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13288 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13289 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13290 shift counts to avoid out-of-bounds array accesses.
13292 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13294 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13295 (Pmode): Move above.
13297 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13299 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13300 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13301 GET_CODE macro. Use IN_RANGE macro where appropriate.
13302 * config/alpha/alpha.h: Ditto.
13303 * config/alpha/alpha.md: Ditto.
13304 * config/alpha/constraints.md: Ditto.
13305 * config/alpha/predicates.md: Ditto.
13307 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13309 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13310 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13311 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13312 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13313 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13314 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13315 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13316 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13317 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13318 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13319 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13320 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13321 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13322 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13323 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13324 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13325 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13326 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13327 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13328 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13329 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13330 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13331 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13332 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13333 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13334 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13335 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13337 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13339 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13340 references from comments.
13341 * cfgbuild.c: (count_basic_blocks): Delete.
13342 (find_basic_blocks_1): Delete.
13343 (find_basic_blocks): Delete.
13344 * except.c (finish_eh_generation): Make static. Move comment from
13345 except.h here. Remove find_basic_blocks references from comments.
13346 * except.h (finish_eh_generation): Delete.
13347 * basic-block.h (find_basic_blocks): Delete.
13348 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13350 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13352 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13353 (sdbout_parms): Likewise.
13355 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13357 * config/sh/sh.c (prepare_cbranch_operands): Use
13358 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13359 (expand_cbranchdi4): Likewise.
13360 (from_compare): Add cast to enum type.
13361 (expand_cbranchsi4): Use add_reg_note.
13362 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13363 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13364 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13365 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13366 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13367 instead of CODE_FOR_nothing.
13368 (cbranchdi4): Likewise. Fix the order of arguments for
13370 (push_fpscr): Use add_reg_note.
13371 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13372 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13374 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13376 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13377 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13378 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13379 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13380 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13381 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13382 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13383 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13384 config/alpha/x-vms, config/arc/t-arc,
13385 config/arm/README-interworking, config/arm/arm-c.c,
13386 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13387 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13388 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13389 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13390 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13391 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13392 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13393 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13394 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13395 config/cris/t-elfmulti, config/crx/t-crx,
13396 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13397 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13398 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13399 config/h8300/t-h8300, config/i386/athlon.md,
13400 config/i386/darwin-libgcc.10.4.ver,
13401 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13402 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13403 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13404 config/i386/t-linux64, config/i386/t-nwld,
13405 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13406 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13407 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13408 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13409 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13410 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13411 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13412 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13413 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13414 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13415 config/m68k/t-uclinux, config/mcore/t-mcore,
13416 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13417 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13418 config/mips/crtn.asm, config/mips/irix-crti.asm,
13419 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13420 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13421 config/mips/mips-fixed.md, config/mips/sb1.md,
13422 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13423 config/mips/t-iris6, config/mips/t-isa3264,
13424 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13425 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13426 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13427 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13428 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13429 config/mn10300/t-linux, config/mn10300/t-mn10300,
13430 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13431 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13432 config/picochip/libgccExtras/clzsi2.asm,
13433 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13434 config/rs6000/darwin-libgcc.10.4.ver,
13435 config/rs6000/darwin-libgcc.10.5.ver,
13436 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13437 config/rs6000/t-aix43, config/rs6000/t-aix52,
13438 config/rs6000/t-darwin, config/rs6000/t-fprules,
13439 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13440 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13441 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13442 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13443 config/rs6000/t-rtems, config/rs6000/t-spe,
13444 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13445 config/score/t-score-elf, config/sh/divcost-analysis,
13446 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13447 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13448 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13449 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13450 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13451 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13452 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13453 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13454 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13455 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13456 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13457 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13458 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13459 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13460 * config/h8300/genmova.sh: Include copyright and license notices
13461 in generated output.
13462 * config/h8300/mova.md: Regenerate.
13463 * doc/install.texi2html: Include word "Copyright" in copyright
13464 notice and use name "Free Software Foundation, Inc.".
13465 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13466 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13467 ChangeLog-2007, ChangeLog-2008: Correct dates.
13469 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13471 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13472 NE_EXPR operations as well.
13473 * c-parser.c (c_parser_condition): Do not set location information on
13475 (c_parser_conditional_expression): Likewise.
13476 (c_parser_binary_expression): Set location information on operators.
13477 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13478 TRUTH_NOT_EXPR has been folded.
13479 * fold-const.c (fold_truth_not_expr): Copy location information from
13480 the incoming expression to the outgoing one.
13481 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13482 recursive calls on the LHS of the operator but pass that of the
13483 operator to recursive calls on the RHS of the operator. Set it
13485 (shortcut_cond_expr): Set the locus of the operator on the second
13486 COND_EXPR and that of the expression on the first in degenerate cases.
13487 Pass the locus of the expression to calls to shortcut_cond_r.
13488 Set the locus of the 'then' block on the associated jump, if any.
13489 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13490 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13491 expression to call to gimplify_boolean_expr.
13493 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13495 * config.gcc: Add additional configuration for
13496 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13497 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13498 (CPP_SPEC): Redefine for allowing -municode option.
13499 (STARTFILE_SPEC): Likewise.
13500 * config/i386/t-mingw-w64: New.
13501 * config/i386/mingw-w64.opt: New.
13502 (municode): Add new target option.
13503 * doc/invoke.texi (municode): Add documentation for new option.
13505 2009-04-21 Ian Lance Taylor <iant@google.com>
13507 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13508 Correct test for number of arguments.
13509 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13511 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13513 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13514 argument of emit_library_call.
13516 2009-04-21 Richard Guenther <rguenther@suse.de>
13518 PR middle-end/39829
13519 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13520 inside VIEW_CONVERT_EXPRs.
13522 2009-04-21 Martin Jambor <mjambor@suse.cz>
13524 * tree-switch-conversion.c (build_constructors): Split a long line.
13525 (constructor_contains_same_values_p): New function.
13526 (build_one_array): Create assigns of constants if possible, do not
13527 call mark_sym_for_renaming, call update_stmt.
13528 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13529 make_rename_temp. Do not call mark_symbols_for_renaming, call
13531 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13532 find_new_referenced_vars, call update_stmt.
13533 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13534 instead of calling make_rename_temp. Do not call
13535 find_new_referenced_vars or mark_symbols_for_renaming, call
13538 2009-04-21 Richard Guenther <rguenther@suse.de>
13540 PR tree-optimization/39827
13541 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13542 (tree_ssa_phiprop): Pass the correct array size.
13544 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13546 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13548 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13551 * c-typeck.c (lvalue_p): Move declaration ...
13552 * c-common.h (lvalue_p): ... to here.
13553 * c-common.c (candidate_equal_p): New.
13554 (add_tlist): Use it.
13555 (merge_tlist): Use it.
13556 (warn_for_collisions_1): Likewise.
13557 (warning_candidate_p): Accept more candidates.
13558 (verify_tree): A warning candidate can be an expression. Use
13561 2009-04-21 Ben Elliston <bje@au.ibm.com>
13564 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13565 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13566 options. Remove -mcall-solaris documentation.
13568 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13571 * doc/invoke.texi (-Wlong-long): Update description.
13572 * c-lex (interpret_integer): Only warn if there was no previous
13573 overflow and -Wlong-long is enabled.
13574 * c-decl.c (declspecs_add_type): Drop redundant flags.
13575 * c.opt (Wlong-long): Init to -1.
13576 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13577 and front-end warn_long_long. Wlong-long only depends on other
13578 flags if it is uninitialized.
13579 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13580 the same for CPP and FE.
13581 (restore_extension_diagnostics): Likewise.
13583 2009-04-20 Ian Lance Taylor <iant@google.com>
13585 Fix enum conversions which are invalid in C++:
13586 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13587 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13588 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13590 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13591 (dbxout_parms): Likewise.
13592 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13593 (df_clear_flags): Likewise.
13594 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13595 top_flag parameter to int.
13596 (df_chain_create_bb_process_use): Likewise.
13597 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13599 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13600 (df_ref_create_structure, df_def_record_1): Likewise.
13601 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13602 (df_notes_rescan): Change 0 to VOIDmode in function call.
13603 (df_get_call_refs, df_insn_refs_collect): Likewise.
13604 (df_bb_regs_collect): Likewise.
13605 (df_entry_block_defs_collect): Likewise.
13606 (df_exit_block_uses_collect): Likewise.
13607 * df.h: Update declarations.
13608 * double-int.c (double_int_divmod): Add cast to enum type.
13609 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13610 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13611 (based_loc_descr): Likewise.
13612 (loc_descriptor_from_tree_1): Change first_op and second_op to
13613 enum dwarf_location_atom. Add cast to enum type.
13614 * expmed.c (init_expmed): Change 0 to SET in function call.
13615 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13616 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13617 (do_store_flag): Likewise.
13618 * fixed-value.h (struct fixed_value): Change mode to enum
13620 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13621 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13623 (insert_insn_decl, insert_decl, insert_state): Likewise.
13624 (automata_list_finish): Likewise.
13625 * genrecog.c (process_define_predicate): Add cast to enum type.
13626 * gensupport.c (init_predicate_table): Add cast to enum type.
13627 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13629 (gimple_build_call_1, gimple_build_label): Likewise.
13630 (gimple_build_goto, gimple_build_asm_1): Likewise.
13631 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13632 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13633 (enum fallback): Rename from enum fallback_t.
13634 (fallback_t): Typedef as int.
13635 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13636 GSI_SAME_STMT in function call.
13637 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13639 (setup_reg_class_relations): Likewise.
13640 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13641 (setup_prohibited_class_mode_regs): Add cast to enum type.
13642 (setup_prohibited_mode_move_regs): Likewise.
13643 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13644 (record_address_regs): Change i to enum reg_class.
13645 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13646 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13647 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13648 (GET_MODE_2XWIDER_MODE): Likewise.
13649 (GET_CLASS_NARROWEST_MODE): Likewise.
13650 * omp-low.c (expand_omp_for): Add cast to enum type.
13651 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13652 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13653 * postreload.c (reload_cse_simplify_operands): Change rclass local
13655 * predict.c (combine_predictions_for_insn): Change best_predictor
13656 and predictor to enum br_predictor.
13657 (combine_predictions_for_bb): Likewise.
13658 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13659 use SET_PREDICT_EXPR_OUTCOME.
13660 * real.c (real_arithmetic): Change icode to code in function call.
13661 * reginfo.c (init_move_cost): Add casts to enum type.
13662 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13663 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13665 * reload.c (find_valid_class): Add casts to enum type.
13666 (push_reload): Change 0 to NO_REGS in function call.
13667 (find_reloads): Change this_alternative to array of enum
13668 reg_class. Remove some now-unnecessary casts.
13669 (make_memloc): Change 0 to VOIDmode in function call.
13670 * reload1.c (reload): Change 0 to VOIDmode in function call.
13671 (eliminate_regs_1, elimination_effects): Likewise.
13672 (eliminate_regs_in_insn): Likewise.
13673 (emit_input_reload_insns): Add cast to enum type.
13674 (delete_output_reload): Change 0 to VOIDmode in function call.
13675 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13676 to enum type in function call.
13677 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13678 (SET_PREDICT_EXPR_OUTCOME): Define.
13679 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13680 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13681 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13682 (dump_function): Likewise.
13683 * tree-dump.h: Update declarations.
13684 * tree-pass.h: Update declarations.
13685 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13686 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13688 (arm_rtx_costs_1): Correct parenthesization.
13689 (arm_rtx_costs): Add casts to enum type.
13690 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13691 (vfp_emit_fstmd): Use add_rg_note.
13692 (emit_multi_reg_push, emit_sfm): Likewise.
13693 (thumb_set_frame_pointer): Likewise.
13694 (arm_expand_prologue): Likewise.
13695 (arm_regno_class): Change return type to enum reg_class.
13696 (thumb1_expand_prologue): Use add_reg_note.
13697 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13698 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13700 * config/arm/gentune.sh: Add cast to enum type.
13701 * config/arm/arm-tune.md: Rebuild.
13702 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13703 (ix86_split_fp_branch, predict_jump): Likewise.
13704 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13705 insn_code to enum rtx_code.
13706 (ix86_builtin_vectorized_function): Add cast to enum type.
13707 * config/i386/i386.md (truncdfsf2): Change slot to enum
13709 (truncxf<mode>2, isinf<mode>2): Likewise.
13710 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13712 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13713 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13714 (insert_bundle_state): Change 1 to INSERT in function call.
13715 (ia64_add_bundle_selector_before): Likewise.
13716 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13717 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13718 (restore_stack_nonlocal): Likewise.
13719 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13721 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13723 (mips_rtx_costs): Likewise.
13724 (mips_override_options): Add casts to enum type.
13725 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13727 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13728 (store_reg, set_reg_plus_d): Likewise.
13729 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13730 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13732 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13734 (emit_unlikely_jump): Use add_reg_note.
13735 (rs6000_emit_allocate_stack): Likewise.
13736 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13737 (output_toc): Change 1 to INSERT in function call.
13738 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13739 (rs6000_initialize_trampoline): Likewise.
13740 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13742 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13743 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13744 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13745 (save_gprs): Use add_reg_note.
13746 (s390_emit_prologue): Likewise.
13747 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13748 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13749 (sparc_fold_builtin): Add cast to enum type.
13750 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13752 (spu_expand_prologue): Use add_reg_note.
13753 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13755 2009-04-20 Ian Lance Taylor <iant@google.com>
13757 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13758 (c_parser_postfix_expression_after_primary): Get VEC for list of
13759 arguments. Get original types of arguments. Call
13760 build_function_call_vec.
13761 (cached_expr_list_1, cached_expr_list_2): New static variables.
13762 (c_parser_expr_list): Change return type to VEC *. Add
13763 p_orig_types parameter. Change all callers.
13764 (c_parser_release_expr): New static function.
13765 (c_parser_vec_to_tree_list): New static function.
13766 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13767 call build_function_call_vec.
13768 (build_function_call_vec): New function, based on old
13769 build_function_call.
13770 (convert_arguments): Remove nargs and argarray parameters. Change
13771 values to a VEC. Add origtypes parameter.
13772 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13773 (convert_for_assignment): Add origtype parameter. Change all
13774 callers. If warn_cxx_compat, check for conversion to an enum
13775 type when calling a function.
13776 (store_init_value): Add origtype parameter. Change all callers.
13777 (digest_init): Likewise.
13778 (struct init_node): Add origtype field.
13779 (add_pending_init): Add origtype parameter. Change all callers.
13780 (output_init_element): Likewise.
13781 (output_pending_init_elements): Pass origtype from init_node to
13782 output_init_element.
13783 (process_init_element): Pass origtype from c_expr to
13784 output_init_element.
13785 (c_finish_return): Add origtype parameter. Change all callers.
13786 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13788 (sync_resolve_params): Likewise.
13789 (sync_resolve_return): Change params to first_param. Change caller.
13790 (resolve_overloaded_builtins): Change params to VEC *. Change
13791 callers. Save first parameter around call to build_function_call_vec.
13792 * c-decl.c (finish_decl): Add origtype parameter. Change all
13793 callers. Call build_function_call_vec rather than
13794 build_function_call for cleanup.
13795 * c-tree.h: Update declarations.
13796 * c-common.h: Update declarations.
13797 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13798 params to first_param.
13799 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13800 params parameter from tree to void *.
13801 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13802 Change arglist parameter to have type void *, and to be a pointer
13804 * config/rs6000/rs6000-protos.h
13805 (altivec_resolve_overloaded_builtin): Update declaration.
13806 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13807 fnargs parameter to have type void *, and to be a pointer to a
13808 VEC. Call build_function_call_vec instead of
13809 build_function_call.
13810 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13812 2009-04-20 Joey Ye <joey.ye@intel.com>
13813 Xuepeng Guo <xuepeng.guo@intel.com>
13814 H.J. Lu <hongjiu.lu@intel.com>
13816 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13818 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13819 (IX86_LEA_PRIORITY): Likewise.
13820 (distance_non_agu_define): New function.
13821 (distance_agu_use): Likewise.
13822 (ix86_lea_for_add_ok): Likewise.
13823 (ix86_dep_by_shift_count): Likewise.
13825 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13826 should split for LEA.
13828 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13830 (ix86_dep_by_shift_count): Likewise.
13832 2009-04-20 Richard Guenther <rguenther@suse.de>
13834 * expr.c (handled_component_p): Move ...
13835 * tree.h (handled_component_p): ... here.
13836 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13837 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13838 and REALPART_EXPR to be in one group.
13840 2009-04-20 Richard Guenther <rguenther@suse.de>
13842 * basic-block.h (get_all_dominated_blocks): Declare.
13843 * dominance.c (get_all_dominated_blocks): New function.
13844 * tree-cfg.c (get_all_dominated_blocks): Remove.
13845 (remove_edge_and_dominated_blocks): Adjust.
13846 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13847 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13848 instead of recursing.
13850 2009-04-20 Doug Kwan <dougkwan@google.com>
13852 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13853 (struct cgraph_node_set_def): New type.
13854 (cgraph_node_set) New type. Also declare vector functions.
13855 (struct cgraph_node_set_element_def): New type.
13856 (cgraph_node_set_element): Ditto.
13857 (cgraph_node_set_iterator): New iterator type.
13858 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13859 cgraph_node_set_remove, dump_cgraph_node_set,
13860 debug_cgraph_node_set): New prototypes.
13861 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13862 cgraph_node_set_size): New inlines.
13863 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13864 including cgraph.h.
13865 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13866 argument to function 'write_summary'.
13867 * ipa.c: Include ggc.h.
13868 (hash_cgraph_node_set_element,
13869 eq_cgraph_node_set_element, cgraph_node_set_new,
13870 cgraph_node_set_add, cgraph_node_set_remove,
13871 cgraph_node_set_find, dump_cgraph_node_set,
13872 debug_cgraph_node_set): New functions.
13873 * Makefile.in (ipa.o): Add dependency on GGC_H.
13875 2009-04-20 Ira Rosen <irar@il.ibm.com>
13877 PR tree-optimization/39675
13878 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13879 check of the return code of vect_schedule_slp. Check that
13880 stmt_vec_info still exists for the statement, before checking its
13881 vectorization type.
13883 2009-04-20 Michael Matz <matz@suse.de>
13885 * Makefile.in (generated_files): Take out $(simple_generated_c).
13887 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13889 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13890 (UINTPTR_TYPE): Likewise.
13892 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13895 * c-typeck.c (digest_init): Check for initializing an array with a
13898 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13901 * c-semantics.c (pop_stmt_list): Propagate
13902 STATEMENT_LIST_HAS_LABEL to parent statement list.
13904 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13906 * config/mips/mips.h (mips_tune_attr): New macro.
13907 * config/mips/mips.md (cpu): Use it.
13909 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13912 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13915 2009-04-19 Diego Novillo <dnovillo@google.com>
13917 * toplev.c (compile_file): Move call to coverage_finish ...
13918 * cgraphunit.c (ipa_passes): ... here.
13919 Call cgraph_process_new_functions.
13920 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13921 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13923 2009-04-19 Jan Hubicka <jh@suse.cz>
13925 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13927 (dump_cgraph_node): Dump can throw external flag.
13928 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13930 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13934 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13935 * common.opt (Wlogical-op): Move from here...
13936 * c.opt (Wlogical-op): ... to here.
13937 * c-typeck.c (parser_build_binary_op): Update call to
13938 warn_logical_operator.
13939 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13941 * c-common.c (warn_logical_op): Update.
13942 * c-common.h (warn_logical_op): Update declaration.
13944 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13946 * tree.c (protected_set_expr_location): Fix formatting.
13948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13951 * c-typeck.c (readonly_warning): new.
13952 (build_unary_op, build_modify_expr): Use readonly_warning for
13953 storing into something readonly but not const-qualified.
13955 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13958 * c-typeck.c (build_unary_op): Check for taking address of
13959 expression of type void.
13961 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13964 * c-typeck.c (build_function_call): Check for calling a function
13965 with qualified void return types. Call require_complete_type when
13968 2009-04-18 Jan Hubicka <jh@suse.cz>
13970 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13972 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13973 can_throw_external flag.
13974 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13975 * ipa-pure-const.c (ignore_edge): New function.
13976 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13977 only over can_throw_external edges.
13978 (local_pure_const): Add nothrow flag.
13979 * ipa-utils.c (searchc): Add ignore_edge callback.
13980 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13981 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13982 (set_nothrow_function_flags): Update cgraph.
13983 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13985 2009-04-18 Richard Guenther <rguenther@suse.de>
13987 PR middle-end/39804
13988 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13989 (fold_stmt): ... this and ...
13990 (fold_stmt_inplace): ... this.
13991 (fold_stmt_1): Fold references in calls and asms.
13992 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13994 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13996 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13997 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13999 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14001 * tree.c (function_args_count): Remove.
14002 * tree.h: Remove the prototype for function_args_count.
14004 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14006 * tree-iterator.c (expr_only): Remove.
14007 * tree.h: Remove the prototype for expr_only.
14009 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14011 * reginfo.c (cannot_change_mode_set_regs): Remove.
14012 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14014 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14016 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14017 whether operands 0 and 1 overlaps.
14019 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14021 PR middle-end/36902
14022 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14023 pointer. Use warning_at instead of warning.
14024 (search_for_addr_array): Likewise.
14025 (check_array_bounds): Likewise.
14026 (check_all_array_refs): Check that the incoming edge is not in the
14027 list of edges to be removed.
14028 (check_all_array_refs): Avoid the temporal pointer.
14029 (vrp_visit_cond_stmt): Fix typo.
14030 (simplify_switch_using_ranges): Handle the case where the switch
14031 index is an integer constant.
14033 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14035 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14037 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14039 * doc/extend.texi, doc/invoke.texi: Fix typos.
14041 2009-04-17 Cary Coutant <ccoutant@google.com>
14043 * tree-flow-inline.h (get_lineno): Fix inverted test.
14045 2009-04-17 Diego Novillo <dnovillo@google.com>
14047 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14048 assertion for AVAIL_OUT.
14050 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14053 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14054 * config/sh/linux-atomic.asm: Likewise.
14056 2009-04-17 Diego Novillo <dnovillo@google.com>
14058 * except.c (debug_eh_tree): New.
14059 (struct eh_region, struct eh_status): Move ...
14060 * except.h: ... here.
14061 (add_type_for_runtime): Declare extern.
14062 (lookup_type_for_runtime): Likewise.
14063 (debug_eh_tree): Declare.
14064 * Makefile.in (GTFILES): List except.h before except.c
14066 2009-04-17 Diego Novillo <dnovillo@google.com>
14068 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14069 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14070 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14071 (find_vars_r): ... here.
14072 * tree-flow.h (find_referenced_vars_in): Declare.
14073 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14074 that AVAIL_OUT exists for BLOCK.
14075 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14076 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14077 (tree-parloops.o): Likewise.
14079 2009-04-17 Simon Baldwin <simonb@google.com>
14081 * toplev.c (default_tree_printer): Add handling for %E format.
14083 2009-04-17 Diego Novillo <dnovillo@google.com>
14085 * tree-pretty-print.c (dump_generic_node): Add break after
14086 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14087 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14088 FUNCTION_TYPE together. Call print_struct_decl when printing
14089 structures and TDF_SLIM is not given.
14090 (print_struct_decl): Fix logic for detecting recursion.
14092 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14095 * gcc.c (create_at_file): New.
14096 (compile_input_file_p): New.
14097 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14098 * main.c (main): Update call to toplev_main.
14099 * toplev.c (toplev_main): Change signature. Call expandargv.
14100 * toplev.h (toplev_main): Change signature.
14102 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14104 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14105 if the latter is not constant.
14107 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14109 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14113 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14114 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14116 2009-04-17 Richard Guenther <rguenther@suse.de>
14118 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14119 Handle component references view-converting an invariant address.
14121 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14123 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14124 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14125 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14126 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14127 Use @deftypevr rather than @deftypevar.
14129 2009-04-17 Richard Guenther <rguenther@suse.de>
14131 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14132 (get_prop_source_stmt): Likewise.
14133 (can_propagate_from): Likewise.
14135 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14137 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14138 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14139 (--with-multilib-list): Add default value.
14140 * configure: Regenerate.
14141 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14142 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14143 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14144 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14145 Don't add default cpu to multilib list unnecessarily, but do enable
14146 the relevant compiler option..
14147 Add support for --with-multilib-list=<blank> and
14148 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14149 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14150 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14151 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14152 TM_MULTILIB_CONFIG.
14153 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14154 (MULTILIB_OSDIRNAMES): New variable.
14155 * config/sh/t-1e: Delete file.
14156 * config/sh/t-mlib-sh1: Delete file.
14157 * config/sh/t-mlib-sh2: Delete file.
14158 * config/sh/t-mlib-sh2a: Delete file.
14159 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14160 * config/sh/t-mlib-sh2a-single: Delete file.
14161 * config/sh/t-mlib-sh2a-single-only: Delete file.
14162 * config/sh/t-mlib-sh2e: Delete file.
14163 * config/sh/t-mlib-sh3e: Delete file.
14164 * config/sh/t-mlib-sh4: Delete file.
14165 * config/sh/t-mlib-sh4-nofpu: Delete file.
14166 * config/sh/t-mlib-sh4-single: Delete file.
14167 * config/sh/t-mlib-sh4-single-only: Delete file.
14168 * config/sh/t-mlib-sh4a: Delete file.
14169 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14170 * config/sh/t-mlib-sh4a-single: Delete file.
14171 * config/sh/t-mlib-sh4a-single-only: Delete file.
14172 * config/sh/t-mlib-sh4al: Delete file.
14173 * config/sh/t-mlib-sh5-32media: Delete file.
14174 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14175 * config/sh/t-mlib-sh5-64media: Delete file.
14176 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14177 * config/sh/t-mlib-sh5-compact: Delete file.
14178 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14179 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14180 * doc/install.texi (Options specification): Add
14181 --with-multilib-list and --with-endian.
14183 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14185 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14187 (OBJS-common): Add plugin-version.o.
14188 (plugin-version.o): New.
14189 * gcc-plugin.h (plugin_gcc_version): New.
14190 (plugin_default_version_check): New.
14191 (plugin_init_func, plugin_init): Add version argument.
14192 * plugin-version.c: New.
14193 * plugin.c (str_plugin_gcc_version_name): New.
14194 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14195 pass it to the init function.
14196 (plugin_default_version_check): New.
14198 2009-04-17 Richard Guenther <rguenther@suse.de>
14200 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14201 for decl-vs-decl disambiguation.
14203 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14205 * config/s390/s390.h (s390_tune_attr): New macro definition.
14206 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14208 2009-04-17 Richard Guenther <rguenther@suse.de>
14210 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14211 (fold_stmt_r): Likewise.
14212 (maybe_fold_reference): New function.
14213 (fold_gimple_assign): Handle cases fold_stmt_r did.
14214 (fold_stmt): Do not use fold_stmt_r.
14215 (fold_stmt_inplace): Likewise.
14217 2009-04-17 Richard Guenther <rguenther@suse.de>
14219 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14220 (record_equivalences_from_stmt): Remove useless checks and
14222 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14223 the type is already suitable.
14225 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14227 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14229 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14231 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14232 (CMPtype): Define as __gcc_CMPtype.
14234 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14236 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14237 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14239 2009-04-17 Richard Guenther <rguenther@suse.de>
14241 PR tree-optimization/39746
14242 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14243 special-casing for builtins and static variable use/def.
14244 (call_may_clobber_ref_p_1): Likewise.
14246 2009-04-16 Ian Lance Taylor <iant@google.com>
14248 * df.h: Include "timevar.h".
14249 (struct df_problem): Change tv_id field to timevar_id_t.
14250 * tree-pass.h: Include "timevar.h".
14251 (struct opt_pass): Change tv_id field to timevar_id_t.
14252 * timevar.h (timevar_id_t): Define TV_NONE.
14253 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14254 TV_NONE rather than tv_id != 0.
14255 (execute_one_pass): Likewise.
14256 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14257 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14258 dependencies to $(TREE_PASS_H).
14259 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14261 (pass_branch_target_load_optimize2): Likewise.
14262 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14263 (pass_outof_cfg_layout_mode): Likewise.
14264 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14265 (pass_rebuild_cgraph_edges): Likewise.
14266 (pass_remove_cgraph_callee_edges): Likewise.
14267 * df-core.c (pass_df_initialize_opt): Likewise.
14268 (pass_df_initialize_no_opt): Likewise.
14269 (pass_df_finish): Likewise.
14270 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14271 * except.c (pass_set_nothrow_function_flags): Likewise.
14272 (pass_convert_to_eh_region_ranges): Likewise.
14273 * final.c (pass_compute_alignments): Likewise.
14274 * function.c (pass_instantiate_virtual_regs): Likewise.
14275 (pass_init_function): Likewise.
14276 (pass_leaf_regs): Likewise.
14277 (pass_match_asm_constraints): Likewise.
14278 * gimple-low.c (pass_lower_cf): Likewise.
14279 (pass_mark_used_blocks): Likewise.
14280 * init-regs.c (pass_initialize_regs): Likewise.
14281 * integrate.c (pass_initial_value_sets): Likewise.
14282 * ira.c (pass_ira): Likewise.
14283 * jump.c (pass_cleanup_barriers): Likewise.
14284 * omp-low.c (pass_expand_omp): Likewise.
14285 (pass_lower_omp): Likewise.
14286 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14287 * recog.c (pass_split_all_insns): Likewise.
14288 (pass_split_after_reload): Likewise.
14289 (pass_split_before_regstack): Likewise.
14290 (pass_split_before_sched2): Likewise.
14291 (pass_split_for_shorten_branches): Likewise.
14292 * reginfo.c (pass_reginfo_init): Likewise.
14293 (pass_subregs_of_mode_init): Likewise.
14294 (pass_subregs_of_mode_finish): Likewise.
14295 * passes.c (pass_postreload): Likewise.
14296 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14297 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14298 (pass_warn_function_return): Likewise.
14299 (pass_warn_function_noreturn): Likewise.
14300 * tree-complex.c (pass_lower_complex): Likewise.
14301 (pass_lower_complex_O0): Likewise.
14302 * tree-if-conv.c (pass_if_conversion): Likewise.
14303 * tree-into-ssa.c (pass_build_ssa): Likewise.
14304 * tree-mudflap.c (pass_mudflap_1): Likewise.
14305 (pass_mudflap_2): Likewise.
14306 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14307 (pass_mudflap_2): Likewise.
14308 * tree-nrv.c (pass_return_slot): Likewise.
14309 * tree-object-size.c (pass_object_sizes): Likewise.
14310 * tree-optimize.c (pass_all_optimizations): Likewise.
14311 (pass_early_local_passes): Likewise.
14312 (pass_all_early_optimizations): Likewise.
14313 (pass_cleanup_cfg): Likewise.
14314 (pass_cleanup_cfg_post_optimizing): Likewise.
14315 (pass_free_datastructures): Likewise.
14316 (pass_free_cfg_annotations): Likewise.
14317 (pass_fixup_cfg): Likewise.
14318 (pass_init_datastructures): Likewise.
14319 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14320 (pass_late_warn_uninitialized): Likewise.
14321 (pass_update_address_taken): Likewise.
14322 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14323 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14324 (pass_cse_sincos): Likewise.
14325 (pass_convert_to_rsqrt): Likewise.
14326 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14327 * tree-stdarg.c (pass_stdarg): Likewise.
14328 * tree-tailcall.c (pass_tail_recursion): Likewise.
14329 (pass_tail_calls): Likewise.
14330 * tree-vect-generic.c (pass_lower_vector): Likewise.
14331 (pass_lower_vector_ssa): Likewise.
14332 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14334 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14336 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14338 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14340 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14341 logical and signext.
14343 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14346 * config/sh/predicates.md (arith_operand): Check if the operand
14347 of TRUNCATE is a REG.
14349 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14351 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14352 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14356 * tree-iterator.c (tsi_split_statement_list_after,
14357 tsi_split_statement_list_before): Remove.
14358 * tree-iterator.h: Remove the prototypes for
14359 tsi_split_statement_list_after and tsi_split_statement_list_before.
14361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14363 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14364 * tree-ssa-propagate.h: Remove the prototype for
14365 stmt_makes_single_load.
14367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14369 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14370 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14372 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14374 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14378 * except.c (eh_region_outer_p): Remove.
14379 * except.h: Remove the prototype for eh_region_outer_p.
14381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14383 * function.c (current_function_assembler_name): Remove.
14384 * function.h: Remove the prototype for
14385 current_function_assembler_name.
14387 2009-04-16 Ian Lance Taylor <iant@google.com>
14389 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14390 (add_reg_note): Call alloc_reg_note.
14391 * rtl.h (alloc_reg_note): Declare.
14392 * combine.c (try_combine): Use alloc_reg_note.
14393 (recog_for_combine, move_deaths): Likewise.
14394 (distribute_notes): Use alloc_reg_note and add_reg_note.
14395 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14396 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14397 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14399 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14401 PR rtl-optimization/39762
14402 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14403 ira_may_move_out_cost): Add comments about way of their usage.
14404 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14406 * ira-conflicts.c (process_regs_for_copy): Use function
14407 ira_get_register_move_cost instead of global
14408 ira_register_move_cost.
14410 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14411 color_pass, move_spill_restore, update_curr_costs): Ditto.
14413 * ira-lives.c (process_single_reg_class_operands): Ditto.
14415 * ira-emit.c (emit_move_list): Ditto.
14417 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14418 (record_reg_classes): Ditto. Use functions
14419 ira_get_register_move_cost and ira_get_may_move_cost instead of
14420 global vars ira_register_move_cost, ira_may_move_out_cost and
14421 ira_may_move_in_cost.
14422 (record_address_regs): Don't call ira_init_register_move_cost.
14423 Use function ira_get_may_move_cost instead of global
14424 ira_may_move_in_cost.
14425 (process_bb_node_for_hard_reg_moves): Use function
14426 ira_get_register_move_cost instead of global ira_register_move_cost.
14427 (ira_costs): Don't call ira_init_register_move_cost.
14429 2009-04-16 Richard Guenther <rguenther@suse.de>
14431 * tree-cfg.c (verify_gimple_assign_binary):
14432 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14433 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14434 (create_general_new_stmt): Note that this function is broken.
14436 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14438 * common.opt (fhelp): Add Var(help_flag).
14439 * gcc-plugin.h (plugin_info): Add help.
14440 * plugin.c (plugin_name_args): Add help.
14441 (register_plugin_info): Set plugin->help.
14442 (print_help_one_plugin): New.
14443 (print_plugins_help): New.
14444 * plugin.h (print_plugins_help): New.
14445 * toplev.c (toplev_main): Call print_plugins_help if needed.
14447 2009-04-16 Richard Guenther <rguenther@suse.de>
14449 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14450 (gimple_ior_addresses_taken_1): New function.
14451 (gimple_ior_addresses_taken): Likewise.
14452 * gimple.h (struct gimple_statement_with_ops_base): Remove
14453 addresses_taken member.
14454 (gimple_ior_addresses_taken): Declare.
14455 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14456 gimple_set_addresses_taken): Remove.
14457 * ipa-reference.c (mark_address): New function.
14458 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14459 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14460 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14461 (gimple_add_to_addresses_taken): Remove.
14462 (get_tmr_operands): Call mark_address_taken.
14463 (get_asm_expr_operands): Likewise.
14464 (get_expr_operands): Likewise.
14465 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14466 (free_stmt_operands): Do not free it.
14467 * tree-ssa.c (delete_tree_ssa): Likewise.
14468 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14470 2009-04-16 Richard Guenther <rguenther@suse.de>
14472 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14473 (walk_stmt_load_store_ops): Likewise.
14474 * gimple.c (get_base_loadstore): New function.
14475 (walk_stmt_load_store_addr_ops): Likewise.
14476 (walk_stmt_load_store_ops): Likewise.
14477 * ipa-pure-const.c (check_op): Simplify.
14478 (check_load, check_store): New functions.
14479 (check_stmt): Use walk_stmt_load_store_ops.
14480 * ipa-reference.c (mark_load): Adjust signature.
14481 (mark_store): Likewise.
14482 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14484 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14486 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14487 (plugin_info): New.
14488 * opts.c (common_handle_option): Don't call print_version.
14489 * plugin.c (plugin_name_args): Add version.
14490 (register_plugin_info): New.
14491 (register_callback): Handle PLUGIN_INFO.
14492 (try_init_one_plugin): New.
14493 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14495 (finalize_one_plugin): New.
14496 (finalize_plugins): New.
14497 (print_one_plugin): New.
14498 (print_plugins_versions): New.
14499 * plugin.h (print_plugins_versions): New.
14500 (finalize_plugins): New.
14501 * toplev.c (compile_file): Don't call initialize_plugins.
14502 (print_version): Call print_plugins_versions.
14503 (toplev_main): Call initialize_plugins. Print version if needed.
14504 Call finalize_plugins.
14506 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14508 * common.opt (fversion): New.
14509 * gcc.c (print_version): New.
14510 (process_command): Don't print the version. Just set print_version.
14511 (main): Print version. Call subprocesses if print_version and
14512 verbose_flag are set.
14513 * opts.c (common_handle_option): Handle OPT_fversion.
14515 2009-04-16 Richard Guenther <rguenther@suse.de>
14516 Ira Rosen <irar@il.ibm.com>
14518 PR tree-optimization/39698
14519 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14520 type of the reduction variable. Only generate the def if
14523 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14524 make sure to first convert to an integer of the same precision.
14525 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14526 the type of the evolution correctly in computing the new
14527 induction variable base.
14529 2009-04-16 Richard Guenther <rguenther@suse.de>
14531 PR middle-end/39625
14532 * tree-cfg.c (make_blocks): Split statements with to-be
14533 abnormal SSA names on the lhs.
14535 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14537 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14538 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14539 * c-typeck.c (really_start_incremental_init): Likewise.
14540 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14541 (TARGET_INITIALIZER): Remove it.
14542 * target.h (struct target): Remove vector_opaque_p.
14543 * tree.c (build_opaque_vector_type): New.
14544 * tree.h (TYPE_VECTOR_OPAQUE): New.
14545 (build_opaque_vector_type): Declare.
14546 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14547 * config/rs6000/rs6000.c (build_opaque_vector_type,
14548 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14549 (rs6000_init_builtins): Use build_opaque_vector_type for
14550 opaque_V4SI_type_node.
14552 2009-04-15 Catherine Moore <clm@codesourcery.com>
14554 * debug.h (set_name): Declare.
14555 * dwarf2out.c (dwarf2out_set_name): Declare.
14556 (dwarf2_debug_hooks): Add set_name.
14557 (find_AT_string): New.
14558 (add_AT_string): Call find_AT_string.
14559 (dwarf2out_set_name): New.
14560 * cp/decl.c (grokdeclarator): Call set_name.
14561 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14562 * debug.c (do_nothing_debug_hooks): Likewise.
14563 * dbxout.c (dbx_debug_hooks): Likewise.
14564 * sdbout.c (sdb_debug_hooks): Likewise.
14566 2009-04-15 Michael Eager <eager@eagercon.com>
14568 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14569 reg for single-precision FPU.
14570 * config/rs6000/rs6000.md (movsi_internal1): Only for
14571 !TARGET_SINGLE_FPU.
14572 (movsi_internal1_single): New. Add pattern to move SI values to/from
14573 single-precision FP regs.
14575 2009-04-15 Richard Guenther <rguenther@suse.de>
14577 * omp-low.c (lower_rec_input_clauses): Build correct address
14579 (expand_omp_for_generic): Fix multiplication type.
14580 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14581 (generate_memset_zero): Fix types.
14582 * tree-profile.c (prepare_instrumented_value): Correctly
14585 2009-04-15 Ian Lance Taylor <iant@google.com>
14587 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14588 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14589 for -Wall and for -Wc++-compat.
14590 (c_common_post_options): For C++, set warn_enum_compare if not
14592 * c-tree.h (struct c_expr): Add field original_type.
14593 (build_external_ref): Update declaration.
14594 * c-parser.c (c_parser_braced_init): Set original_type.
14595 (c_parser_initelt): Likewise.
14596 (c_parser_expr_no_commas): Likewise.
14597 (c_parser_conditional_expression): Likewise.
14598 (c_parser_cast_expression): Likewise.
14599 (c_parser_unary_expression): Likewise. Pull setting of
14600 original_code to top of function.
14601 (c_parser_sizeof_expression): Set original_type.
14602 (c_parser_alignof_expression): Likewise.
14603 (c_parser_postfix_expression): Likewise. Pull setting of
14604 original_code to top of function.
14605 (c_parser_postfix_expression_after_paren_type): Set original_type.
14606 (c_parser_postfix_expression_after_primary): Likewise.
14607 (c_parser_expression): Likewise.
14608 * c-typeck.c (build_external_ref): Add type parameter. Change all
14610 (c_expr_sizeof_expr): Set original_type field.
14611 (parser_build_unary_op): Likewise.
14612 (parser_build_binary_op): Likewise. Optionally warn about
14613 comparisons of enums of different types.
14614 (digest_init): Set original_type field.
14615 (really_start_incremental_init): Likewise.
14616 (push_init_level, pop_init_level): Likewise.
14617 * doc/invoke.texi (Warning Options): -Wenum-compare now
14620 2009-04-15 Richard Guenther <rguenther@suse.de>
14622 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14623 out a necessary conversion.
14624 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14625 names we didn't value number.
14626 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14628 2009-04-15 Richard Guenther <rguenther@suse.de>
14630 PR tree-optimization/39764
14631 * tree-ssa-ccp.c (get_value): Canonicalize value with
14632 canonicalize_float_value.
14634 2009-04-15 Jan Hubicka <jh@suse.cz>
14636 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14637 Wrong version of patch.
14639 2009-04-15 Jan Hubicka <jh@suse.cz>
14641 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14643 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14645 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14646 our distinct integral and vector types.
14648 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14650 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14651 * init.c (build_vtbl_address): Remove call to assemble_external.
14653 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14655 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14656 output for other floating point modes.
14658 2009-04-14 Diego Novillo <dnovillo@google.com>
14660 * diagnostic.c (diagnostic_report_diagnostic): Do not
14661 warn about loaded plugins for DK_ERROR and DK_WARNING.
14662 * c-decl.c (declspecs_add_type): Move call to
14663 invoke_plugin_callbacks ...
14664 * c-parser.c (c_parser_declspecs): ... here.
14665 * plugin.c (dump_active_plugins): Tidy output.
14667 2009-04-14 Diego Novillo <dnovillo@google.com>
14668 Le-Chun Wu <lcwu@google.com>
14670 * configure.ac: Add --enable-plugin support.
14671 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14672 * Makefile.in (PLUGIN_H): Define.
14673 Export ENABLE_PLUGIN and GMPINC to site.exp.
14674 Add PLUGINLIBS to link command.
14675 Add/modify dependencies for plugin.o and files including plugin.h.
14677 * config.in: Regenerate.
14679 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14682 2009-04-14 Le-Chun Wu <lcwu@google.com>
14684 * tree-pass.h (register_one_dump_file): Add a prototype for
14685 register_one_dump_file.
14686 * toplev.c (compile_file): Call initialize_plugins.
14687 (do_compile): Call invoke_plugin_callbacks.
14688 (toplev_main): Call invoke_plugin_callbacks.
14689 * common.opt: Add -fplugin= and -fplugin-arg-.
14690 * gcc-plugin.h: New public header file for plugins to include.
14691 * plugin.c: New source file.
14692 * plugin.h: New internal header file.
14693 * passes.c (register_one_dump_file): Make it external.
14695 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14697 2009-04-14 Diego Novillo <dnovillo@google.com>
14699 * doc/plugins.texi: New.
14700 * doc/gccint.texi: Add reference to Plugins chapter.
14701 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14702 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14703 loaded plugins, if any.
14704 * timevar.def (TV_PLUGIN_INIT): Define.
14705 (TV_PLUGIN_RUN): Define.
14706 * plugin.c: Include timevar.h
14707 (plugins_active_p): New.
14708 (dump_active_plugins): New.
14709 (debug_active_plugins): New.
14711 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14713 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14715 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14717 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14719 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14720 the same as a minus without a shift.
14722 2009-04-14 Nick Clifton <nickc@redhat.com>
14724 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14725 comparisons with small integers will always produce a short
14728 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14731 2008-12-19 Diego Novillo <dnovillo@google.com>
14733 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14735 2009-04-14 Richard Guenther <rguenther@suse.de>
14737 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14739 (verify_gimple_assign_binary): Likewise. Handle shifts and
14741 (verify_gimple_phi): Print the mismatched argument position.
14742 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14744 (vect_update_init_of_dr): Likewise.
14745 * matrix-reorg.c (transform_access_sites): Do what the
14747 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14749 2009-04-13 Michael Eager <eager@eagercon.com>
14751 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14752 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14753 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14754 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14755 remove duplicate config
14757 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14759 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14760 file_name:line_number type locator of the call site.
14762 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14764 * genautomata.c: Put blank after comma.
14765 (automaton_decls): New.
14766 (struct unit_usage): Add comments to member next.
14767 (store_alt_unit_usage): Keep the list ordered.
14768 (unit_present_on_list_p, equal_alternatives_p): New.
14769 (check_regexp_units_distribution): Check units distribution
14770 correctness correctly.
14771 (main): Don't write automata if error is found. Return correct
14774 * config/m68k/cf.md (cfv4_ds): Remove.
14775 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14776 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14778 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14779 power4-load-ext, power4-store, power4-store-update,
14780 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14781 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14782 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14783 power4-sqrt, power4-isync): Modify reservation to make correct
14784 unit distribution to automata.
14786 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14787 power5-store-update, power5-two, power5-three, power5-lmul,
14788 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14790 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14792 * except.c (pass_set_nothrow_function_flags): Set name and add
14794 (set_nothrow_function_flags): Mention in the dump file when
14795 changing a function to nothrow.
14797 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14800 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14801 instead of unsigned long.
14803 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14805 * config/arm/arm.c (return_used_this_function): Remove.
14806 (arm_output_function_prologue): Remove use of
14807 return_used_this_function.
14808 (output_return_instruction): Replace use of
14809 return_used_this_function
14810 by cfun->machine->return_used_this_function.
14811 (arm_output_epilogue): Likewise.
14812 (arm_output_function_epilogue): Likewise.
14813 (thumb_unexpanded_epilogue): Likewise.
14814 * config/arm/arm.h (struct machine_function):
14815 New member return_used_this_function.
14817 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14819 * doc/install.texi: Correct description of default directory for
14820 --with-gxx-include-dir.
14822 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14824 * fold-const.c (build_range_check): Properly deal with enumeral and
14825 boolean base types.
14827 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14829 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14830 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14831 * params.h (MAX_GCSE_PASSES): Remove.
14832 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14833 in sequence. Remove ability to run multiple passes.
14834 (bypass_jumps): Report run as third CPROP pass.
14836 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14838 PR middle-end/39651
14839 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14840 when deciding whether the whole SEQUENCE can throw.
14842 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14845 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14846 offseted label references.
14848 2009-04-11 Jan Hubicka <jh@suse.cz>
14850 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14852 2009-04-11 Richard Guenther <rguenther@suse.de>
14854 PR middle-end/39732
14855 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14856 return variables as TREE_ADDRESSABLE.
14858 2009-04-11 Richard Guenther <rguenther@suse.de>
14860 PR tree-optimization/39713
14861 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14862 reference trees have SSA_NAME operands.
14864 2009-04-11 Richard Guenther <rguenther@suse.de>
14867 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14868 address expressions.
14870 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14872 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14873 match changes in Cygwin 1.7
14874 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14875 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14877 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14879 PR tree-optimization/39701
14880 * doc/invoke.texi (Optimization Options): Document change in
14881 meaning and initialization of -fdelete-null-pointer-checks.
14883 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14885 PR middle-end/39701
14886 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14888 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14891 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14893 2009-04-10 Chao-ying Fu <fu@mips.com>
14895 * doc/tm.texi (Instruction Output): Document
14896 TARGET_ASM_FINAL_POSTSCAN_INSN.
14897 * target.h (final_postscan_insn): New field in asm_out.
14898 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14899 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14900 * final.c (final_scan_insn): Call
14901 targetm.asm_out.final_postscan_insn after outputting
14902 an asm macro and a normal instruction.
14904 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14905 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14906 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14907 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14908 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14910 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14912 PR middle-end/39701
14913 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14914 variables as non-NULL even with -fdelete-null-pointer-checks.
14916 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14918 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14920 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14923 * config/i386/i386.c (classify_argument): Handle SCmode with
14924 (bit_offset % 64) != 0.
14926 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14928 * doc/invoke.texi (Optimize Options): Add cross-reference to
14929 -Q --help=optimizers examples.
14931 2009-04-10 Ben Elliston <bje@au.ibm.com>
14934 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14935 regalign for the reg == fpr and TDmode case.
14937 2009-04-09 David Ayers <ayers@fsfe.org>
14940 * objc/objc-act.c (warn_with_method): Remove helper function.
14941 (check_duplicates): Call warning and inform directly.
14942 (really_start_method): Likewise.
14944 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14946 * expmed.c (expand_divmod): Always use a comparison for a division
14947 by a large unsigned integer.
14949 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14950 for things others than variables or functions as nonzero.
14952 2009-04-09 Nick Clifton <nickc@redhat.com>
14954 * unwind-compat.c: Change copyright header to refer to version
14955 3 of the GNU General Public License with version 3.1 of the
14956 GCC Runtime Library Exception and to point readers at the
14957 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14958 * config/alpha/crtfastmath.c: Likewise.
14959 * config/alpha/linux-unwind.h: Likewise.
14960 * config/alpha/qrnnd.asm: Likewise.
14961 * config/alpha/vms-crt0-64.c: Likewise.
14962 * config/alpha/vms-crt0.c: Likewise.
14963 * config/alpha/vms-dwarf2.asm: Likewise.
14964 * config/alpha/vms-dwarf2eh.asm: Likewise.
14965 * config/alpha/vms-psxcrt0-64.c: Likewise.
14966 * config/alpha/vms-psxcrt0.c: Likewise.
14967 * config/alpha/vms_tramp.asm: Likewise.
14968 * config/arc/initfini.c: Likewise.
14969 * config/arc/lib1funcs.asm: Likewise.
14970 * config/arm/bpabi-v6m.S: Likewise.
14971 * config/arm/bpabi.S: Likewise.
14972 * config/arm/bpabi.c: Likewise.
14973 * config/arm/crti.asm: Likewise.
14974 * config/arm/crtn.asm: Likewise.
14975 * config/arm/ieee754-df.S: Likewise.
14976 * config/arm/ieee754-sf.S: Likewise.
14977 * config/arm/lib1funcs.asm: Likewise.
14978 * config/arm/libunwind.S: Likewise.
14979 * config/arm/linux-atomic.c: Likewise.
14980 * config/arm/mmintrin.h: Likewise.
14981 * config/arm/pr-support.c: Likewise.
14982 * config/arm/unaligned-funcs.c: Likewise.
14983 * config/arm/unwind-arm.c: Likewise.
14984 * config/arm/unwind-arm.h: Likewise.
14985 * config/avr/libgcc.S: Likewise.
14986 * config/bfin/crti.s: Likewise.
14987 * config/bfin/crtlibid.s: Likewise.
14988 * config/bfin/crtn.s: Likewise.
14989 * config/bfin/lib1funcs.asm: Likewise.
14990 * config/bfin/linux-unwind.h: Likewise.
14991 * config/cris/arit.c: Likewise.
14992 * config/cris/cris_abi_symbol.c: Likewise.
14993 * config/darwin-64.c: Likewise.
14994 * config/darwin-crt2.c: Likewise.
14995 * config/darwin-crt3.c: Likewise.
14996 * config/darwin.h: Likewise.
14997 * config/dbxelf.h: Likewise.
14998 * config/dfp-bit.c: Likewise.
14999 * config/dfp-bit.h: Likewise.
15000 * config/elfos.h: Likewise.
15001 * config/fixed-bit.c: Likewise.
15002 * config/fixed-bit.h: Likewise.
15003 * config/fp-bit.c: Likewise.
15004 * config/fp-bit.h: Likewise.
15005 * config/fr30/crti.asm: Likewise.
15006 * config/fr30/crtn.asm: Likewise.
15007 * config/fr30/lib1funcs.asm: Likewise.
15008 * config/freebsd-spec.h: Likewise.
15009 * config/frv/cmovd.c: Likewise.
15010 * config/frv/cmovh.c: Likewise.
15011 * config/frv/cmovw.c: Likewise.
15012 * config/frv/frvbegin.c: Likewise.
15013 * config/frv/frvend.c: Likewise.
15014 * config/frv/lib1funcs.asm: Likewise.
15015 * config/glibc-stdint.h: Likewise.
15016 * config/h8300/clzhi2.c: Likewise.
15017 * config/h8300/crti.asm: Likewise.
15018 * config/h8300/crtn.asm: Likewise.
15019 * config/h8300/ctzhi2.c: Likewise.
15020 * config/h8300/fixunssfsi.c: Likewise.
15021 * config/h8300/lib1funcs.asm: Likewise.
15022 * config/h8300/parityhi2.c: Likewise.
15023 * config/h8300/popcounthi2.c: Likewise.
15024 * config/i386/ammintrin.h: Likewise.
15025 * config/i386/att.h: Likewise.
15026 * config/i386/avxintrin.h: Likewise.
15027 * config/i386/biarch64.h: Likewise.
15028 * config/i386/bmmintrin.h: Likewise.
15029 * config/i386/cpuid.h: Likewise.
15030 * config/i386/cross-stdarg.h: Likewise.
15031 * config/i386/crtfastmath.c: Likewise.
15032 * config/i386/crtprec.c: Likewise.
15033 * config/i386/cygming-crtbegin.c: Likewise.
15034 * config/i386/cygming-crtend.c: Likewise.
15035 * config/i386/cygwin.asm: Likewise.
15036 * config/i386/emmintrin.h: Likewise.
15037 * config/i386/gmm_malloc.h: Likewise.
15038 * config/i386/gthr-win32.c: Likewise.
15039 * config/i386/i386.h: Likewise.
15040 * config/i386/immintrin.h: Likewise.
15041 * config/i386/linux-unwind.h: Likewise.
15042 * config/i386/linux64.h: Likewise.
15043 * config/i386/mm3dnow.h: Likewise.
15044 * config/i386/mmintrin-common.h: Likewise.
15045 * config/i386/mmintrin.h: Likewise.
15046 * config/i386/nmmintrin.h: Likewise.
15047 * config/i386/pmm_malloc.h: Likewise.
15048 * config/i386/pmmintrin.h: Likewise.
15049 * config/i386/smmintrin.h: Likewise.
15050 * config/i386/sol2-c1.asm: Likewise.
15051 * config/i386/sol2-ci.asm: Likewise.
15052 * config/i386/sol2-cn.asm: Likewise.
15053 * config/i386/sol2-gc1.asm: Likewise.
15054 * config/i386/tmmintrin.h: Likewise.
15055 * config/i386/unix.h: Likewise.
15056 * config/i386/w32-unwind.h: Likewise.
15057 * config/i386/wmmintrin.h: Likewise.
15058 * config/i386/x86-64.h: Likewise.
15059 * config/i386/x86intrin.h: Likewise.
15060 * config/i386/xmmintrin.h: Likewise.
15061 * config/ia64/crtbegin.asm: Likewise.
15062 * config/ia64/crtend.asm: Likewise.
15063 * config/ia64/crtfastmath.c: Likewise.
15064 * config/ia64/crti.asm: Likewise.
15065 * config/ia64/crtn.asm: Likewise.
15066 * config/ia64/fde-glibc.c: Likewise.
15067 * config/ia64/lib1funcs.asm: Likewise.
15068 * config/ia64/linux-unwind.h: Likewise.
15069 * config/ia64/quadlib.c: Likewise.
15070 * config/ia64/unwind-ia64.c: Likewise.
15071 * config/linux.h: Likewise.
15072 * config/m32c/m32c-lib1.S: Likewise.
15073 * config/m32c/m32c-lib2-trapv.c: Likewise.
15074 * config/m32c/m32c-lib2.c: Likewise.
15075 * config/m32r/initfini.c: Likewise.
15076 * config/m68hc11/larith.asm: Likewise.
15077 * config/m68hc11/m68hc11-crt0.S: Likewise.
15078 * config/m68k/cf.md: Likewise.
15079 * config/m68k/crti.s: Likewise.
15080 * config/m68k/crtn.s: Likewise.
15081 * config/m68k/lb1sf68.asm: Likewise.
15082 * config/m68k/linux-unwind.h: Likewise.
15083 * config/mcore/crti.asm: Likewise.
15084 * config/mcore/crtn.asm: Likewise.
15085 * config/mcore/lib1.asm: Likewise.
15086 * config/mips/linux-unwind.h: Likewise.
15087 * config/mips/loongson.h: Likewise.
15088 * config/mips/mips16.S: Likewise.
15089 * config/mmix/crti.asm: Likewise.
15090 * config/mmix/crtn.asm: Likewise.
15091 * config/pa/fptr.c: Likewise.
15092 * config/pa/hpux-unwind.h: Likewise.
15093 * config/pa/lib2funcs.asm: Likewise.
15094 * config/pa/linux-atomic.c: Likewise.
15095 * config/pa/linux-unwind.h: Likewise.
15096 * config/pa/milli64.S: Likewise.
15097 * config/pa/quadlib.c: Likewise.
15098 * config/pa/stublib.c: Likewise.
15099 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15100 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15101 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15102 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15103 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15104 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15105 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15106 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15107 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15108 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15109 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15110 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15111 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15112 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15113 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15114 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15115 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15116 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15117 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15118 * config/rs6000/750cl.h: Likewise.
15119 * config/rs6000/altivec.h: Likewise.
15120 * config/rs6000/biarch64.h: Likewise.
15121 * config/rs6000/crtresfpr.asm: Likewise.
15122 * config/rs6000/crtresgpr.asm: Likewise.
15123 * config/rs6000/crtresxfpr.asm: Likewise.
15124 * config/rs6000/crtresxgpr.asm: Likewise.
15125 * config/rs6000/crtsavfpr.asm: Likewise.
15126 * config/rs6000/crtsavgpr.asm: Likewise.
15127 * config/rs6000/darwin-asm.h: Likewise.
15128 * config/rs6000/darwin-fallback.c: Likewise.
15129 * config/rs6000/darwin-fpsave.asm: Likewise.
15130 * config/rs6000/darwin-ldouble.c: Likewise.
15131 * config/rs6000/darwin-tramp.asm: Likewise.
15132 * config/rs6000/darwin-unwind.h: Likewise.
15133 * config/rs6000/darwin-vecsave.asm: Likewise.
15134 * config/rs6000/darwin-world.asm: Likewise.
15135 * config/rs6000/e500crtres32gpr.asm: Likewise.
15136 * config/rs6000/e500crtres64gpr.asm: Likewise.
15137 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15138 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15139 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15140 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15141 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15142 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15143 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15144 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15145 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15146 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15147 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15148 * config/rs6000/eabi-ci.asm: Likewise.
15149 * config/rs6000/eabi-cn.asm: Likewise.
15150 * config/rs6000/eabi.asm: Likewise.
15151 * config/rs6000/linux-unwind.h: Likewise.
15152 * config/rs6000/linux64.h: Likewise.
15153 * config/rs6000/paired.h: Likewise.
15154 * config/rs6000/paired.md: Likewise.
15155 * config/rs6000/ppc64-fp.c: Likewise.
15156 * config/rs6000/ppu_intrinsics.h: Likewise.
15157 * config/rs6000/rs6000.h: Likewise.
15158 * config/rs6000/si2vmx.h: Likewise.
15159 * config/rs6000/sol-ci.asm: Likewise.
15160 * config/rs6000/sol-cn.asm: Likewise.
15161 * config/rs6000/spe.h: Likewise.
15162 * config/rs6000/spu2vmx.h: Likewise.
15163 * config/rs6000/sysv4.h: Likewise.
15164 * config/rs6000/tramp.asm: Likewise.
15165 * config/rs6000/vec_types.h: Likewise.
15166 * config/s390/linux-unwind.h: Likewise.
15167 * config/s390/tpf-unwind.h: Likewise.
15168 * config/score/crti.asm: Likewise.
15169 * config/score/crtn.asm: Likewise.
15170 * config/sh/crt1.asm: Likewise.
15171 * config/sh/crti.asm: Likewise.
15172 * config/sh/crtn.asm: Likewise.
15173 * config/sh/divtab-sh4-300.c: Likewise.
15174 * config/sh/divtab-sh4.c: Likewise.
15175 * config/sh/divtab.c: Likewise.
15176 * config/sh/lib1funcs-4-300.asm: Likewise.
15177 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15178 * config/sh/lib1funcs.asm: Likewise.
15179 * config/sh/lib1funcs.h: Likewise.
15180 * config/sh/linux-atomic.asm: Likewise.
15181 * config/sh/linux-unwind.h: Likewise.
15182 * config/sh/shmedia.h: Likewise.
15183 * config/sh/sshmedia.h: Likewise.
15184 * config/sh/ushmedia.h: Likewise.
15185 * config/sparc/crtfastmath.c: Likewise.
15186 * config/sparc/linux-unwind.h: Likewise.
15187 * config/sparc/sol2-c1.asm: Likewise.
15188 * config/sparc/sol2-ci.asm: Likewise.
15189 * config/sparc/sol2-cn.asm: Likewise.
15190 * config/spu/divmodti4.c: Likewise.
15191 * config/spu/divv2df3.c: Likewise.
15192 * config/spu/float_disf.c: Likewise.
15193 * config/spu/float_unsdidf.c: Likewise.
15194 * config/spu/float_unsdisf.c: Likewise.
15195 * config/spu/float_unssidf.c: Likewise.
15196 * config/spu/mfc_multi_tag_release.c: Likewise.
15197 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15198 * config/spu/mfc_tag_release.c: Likewise.
15199 * config/spu/mfc_tag_reserve.c: Likewise.
15200 * config/spu/mfc_tag_table.c: Likewise.
15201 * config/spu/multi3.c: Likewise.
15202 * config/spu/spu_internals.h: Likewise.
15203 * config/spu/spu_intrinsics.h: Likewise.
15204 * config/spu/spu_mfcio.h: Likewise.
15205 * config/spu/vec_types.h: Likewise.
15206 * config/spu/vmx2spu.h: Likewise.
15207 * config/stormy16/stormy16-lib2.c: Likewise.
15208 * config/svr4.h: Likewise.
15209 * config/sync.c: Likewise.
15210 * config/v850/lib1funcs.asm: Likewise.
15211 * config/vxlib-tls.c: Likewise.
15212 * config/vxlib.c: Likewise.
15213 * config/vxworks-dummy.h: Likewise.
15214 * config/xtensa/crti.asm: Likewise.
15215 * config/xtensa/crtn.asm: Likewise.
15216 * config/xtensa/ieee754-df.S: Likewise.
15217 * config/xtensa/ieee754-sf.S: Likewise.
15218 * config/xtensa/lib1funcs.asm: Likewise.
15219 * config/xtensa/lib2funcs.S: Likewise.
15220 * config/xtensa/linux-unwind.h: Likewise.
15221 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15222 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15223 * coretypes.h: Likewise.
15224 * crtstuff.c: Likewise.
15225 * defaults.h: Likewise.
15226 * dwarf2.h: Likewise.
15227 * emutls.c: Likewise.
15228 * gbl-ctors.h: Likewise.
15229 * gcov-io.h: Likewise.
15230 * ginclude/float.h: Likewise.
15231 * ginclude/iso646.h: Likewise.
15232 * ginclude/stdarg.h: Likewise.
15233 * ginclude/stdbool.h: Likewise.
15234 * ginclude/stddef.h: Likewise.
15235 * ginclude/stdfix.h: Likewise.
15236 * ginclude/stdint-gcc.h: Likewise.
15237 * ginclude/tgmath.h: Likewise.
15238 * gthr-aix.h: Likewise.
15239 * gthr-dce.h: Likewise.
15240 * gthr-gnat.c: Likewise.
15241 * gthr-gnat.h: Likewise.
15242 * gthr-lynx.h: Likewise.
15243 * gthr-mipssde.h: Likewise.
15244 * gthr-nks.h: Likewise.
15245 * gthr-posix.c: Likewise.
15246 * gthr-posix.h: Likewise.
15247 * gthr-posix95.h: Likewise.
15248 * gthr-rtems.h: Likewise.
15249 * gthr-single.h: Likewise.
15250 * gthr-solaris.h: Likewise.
15251 * gthr-tpf.h: Likewise.
15252 * gthr-vxworks.h: Likewise.
15253 * gthr-win32.h: Likewise.
15254 * gthr.h: Likewise.
15255 * libgcc2.c: Likewise.
15256 * libgcc2.h: Likewise.
15257 * libgcov.c: Likewise.
15258 * tsystem.h: Likewise.
15259 * typeclass.h: Likewise.
15260 * unwind-c.c: Likewise.
15261 * unwind-compat.h: Likewise.
15262 * unwind-dw2-fde-compat.c: Likewise.
15263 * unwind-dw2-fde-darwin.c: Likewise.
15264 * unwind-dw2-fde-glibc.c: Likewise.
15265 * unwind-dw2-fde.c: Likewise.
15266 * unwind-dw2-fde.h: Likewise.
15267 * unwind-dw2.c: Likewise.
15268 * unwind-dw2.h: Likewise.
15269 * unwind-generic.h: Likewise.
15270 * unwind-pe.h: Likewise.
15271 * unwind-sjlj.c: Likewise.
15272 * unwind.inc: Likewise.
15273 * config/arm/neon-gen.ml: Change generated copyright header to
15274 refer to version 3 of the GNU General Public License with
15275 version 3.1 of the GCC Runtime Library Exception and to point
15276 readers at the COPYING3 and COPYING3.RUNTIME files and the
15277 FSF's license web page.
15278 * config/arm/arm_neon.h: Regenerate.
15280 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15282 * config/cris/cris.md: Change copyright header to refer to version
15283 3 of the GNU General Public License.
15284 * doc/install.texi2html: Change copyright header to refer to version
15285 3 of the GNU General Public License and to point readers at the
15286 COPYING3 file and the FSF's license web page.
15287 * config/vax/linux.h: Likewise.
15289 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15291 * config/i386/i386.md (cmpcc): New.
15292 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15293 (sync_compare_and_swap_cc*): Delete.
15295 * config/s390/s390.c (s390_compare_emitted): Remove.
15296 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15297 s390_compare_emitted used to be handled. Assert that modes match.
15298 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15299 refer to sync_compare_and_swap_ccsi.
15300 * config/s390/s390.h (s390_compare_emitted): Remove.
15301 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15302 instead of s390_compare_emitted.
15303 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15304 instead of s390_compare_emitted.
15305 * config/s390/s390.md (cmpcc): New.
15306 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15307 CC_REGNUM, do not pretend it's set.
15308 (sync_compare_and_swap_cc*): Delete.
15309 * config/s390/predicates.md (cc_reg_operand): New.
15311 * expr.c (sync_compare_and_swap_cc): Delete.
15312 * optabs.h (sync_compare_and_swap_cc): Delete.
15313 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15314 is being used with can_compare_p.
15315 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15316 (find_cc_set): New.
15317 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15318 look for a MODE_CC set instead. Use emit_store_flag.
15319 (expand_compare_and_swap_loop): Likewise, with some additional
15320 complication to avoid a force_reg when useless. Use
15321 emit_cmp_and_jump_insns.
15322 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15323 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15324 sync_compare_and_swap documentation.
15326 2009-04-09 Jan Hubicka <jh@suse.cz>
15328 * except.c (find_prev_try): Break out from ....
15329 (duplicate_eh_regions): ... here; properly update prev_try pointers
15330 when duplication part of tree.
15331 (dump_eh_tree): Improve dumping.
15332 (verify_eh_region): New.
15333 (verify_eh_tree): Use it.
15335 2009-04-06 Richard Guenther <rguenther@suse.de>
15337 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15338 &ARRAY addresses by adjusting their types and prepending
15340 * tree-cfg.c (verify_gimple_assign_single): Verify that
15341 addresses are correct.
15343 2009-04-09 Richard Guenther <rguenther@suse.de>
15345 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15346 indices into an array reference if possible.
15347 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15348 Fold POINTER_PLUS_EXPR statements with invariant address.
15350 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15353 * config.gcc (powerpc64-*-linux*): Always build biarch.
15355 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15358 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15359 it and pedwarn if this results in an INTEGER_CST.
15361 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15363 * doc/install.texi: Update minimum GMP version. Remove obsolete
15364 text in MPFR section.
15366 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15368 * dwarf2out.c (class_scope_p): New static inline.
15369 (class_or_namespace_scope_p): Use it.
15370 (gen_variable_die): Use DW_TAG_member tag for static data member
15371 declarations instead of DW_TAG_variable.
15373 PR middle-end/39573
15374 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15377 2009-04-08 Richard Guenther <rguenther@suse.de>
15379 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15380 valueize random data.
15382 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15384 * config.gcc (aix tm_file): Add aix-stdint.h.
15385 (aix tm clause use_gcc_stdint): Set to wrap.
15386 * config/rs6000/aix-stdint.h: New file.
15388 2009-04-08 Richard Guenther <rguenther@suse.de>
15390 PR middle-end/36291
15391 * tree-dfa.c (add_referenced_var): Do not recurse into
15392 global initializers.
15393 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15395 (fold_const_aggregate_ref): Likewise.
15397 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15399 * recog.c (ordered_comparison_operator): New.
15400 * gensupport.c (std_preds): Add it.
15401 * doc/md.texi (Machine-Independent Predicates): Document it.
15403 2009-04-08 Jan Hubicka <jh@suse.cz>
15405 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15406 * function.h (rtl_eh): Remove exception_handler_label_map.
15407 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15408 remove_exception_handler_label, for_each_eh_label_1): Remove.
15409 (rtl_remove_unreachable_regions): Remove.
15410 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15411 (find_exception_handler_labels): Don't build the hashtable.
15412 (maybe_remove_eh_handler): Remove.
15413 (for_each_eh_label): Rewrite to walk the tree.
15414 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15415 * except.h (maybe_remove_eh_handler): Remove.
15416 * passes.c (init_optimization_passes): Schedule second EH cleanup
15418 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15419 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15421 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15423 * genoutput.c (validate_optab_operands): New.
15424 (gen_insn, gen_expand): Call it.
15426 * genflags.c (gen_insn): Detect misused iterators.
15427 (main): Pass line_no to gen_insn, exit with status 1 on error.
15429 * genextract.c (line_no): Make global.
15430 (VEC_safe_set_locstr): Change assertion to error message.
15431 (main): Exit with status 1 on error.
15433 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15437 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15438 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15439 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15440 * c-convert.c (convert): Do not call fold on results of conversion
15441 functions when the result is a C_MAYBE_CONST_EXPR.
15442 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15443 of __builtin_choose_expr.
15444 * c-typeck.c (remove_c_maybe_const_expr): New.
15445 (build_unary_op, build_conditional_expr, build_compound_expr,
15446 build_binary_op, c_objc_common_truthvalue_conversion): Call
15447 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15450 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15452 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15453 CODE to produce a new one. Add a prototype to use fold_convert_const
15455 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15458 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15459 mix declarations and code.
15461 2009-04-08 Ben Elliston <bje@au.ibm.com>
15463 * gcc.c: Replace `CC' with `GCC' throughout.
15465 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15467 * doc/invoke.texi: Document Atom support.
15469 2009-04-07 Jason Merrill <jason@redhat.com>
15472 * c-common.h, c-common.c: Add flag_pretty_templates.
15473 * c-opts.c (c_common_handle_option): Set it.
15474 * c.opt: Add -fno-pretty-templates.
15475 * doc/invoke.texi (C++ Dialect Options): Likewise.
15477 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15479 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15480 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15481 (ia64_expand_builtin): Likewise.
15483 2009-04-07 Martin Jambor <mjambor@suse.cz>
15485 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15486 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15487 ADDR_EXPRS are include too.
15489 2009-04-07 Richard Guenther <rguenther@suse.de>
15491 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15492 decls are only used if passes as parameters or if they are
15493 local statics and the call is not to a builtin.
15494 (call_may_clobber_ref_p_1): Likewise.
15496 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15498 * expr.c (do_store_flag): Remove last argument. Simplify code
15499 to avoid duplication of tests already done by can_compare_p.
15500 (expand_expr_real_1): Adjust caller.
15502 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15504 * optabs.c (can_compare_p): Test the predicate of a
15505 cbranch and cstore pattern.
15507 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15509 * expr.c (convert_move): Use emit_store_flag instead of
15512 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15514 * config/i386/i386.c (ix86_compare_emitted): Remove.
15515 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15516 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15517 * config/i386/i386.h (ix86_compare_emitted): Remove.
15518 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15519 instead of ix86_compare_emitted.
15520 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15522 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15524 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15525 Add t-sysroot-suffix to tmake_file.
15526 * config/print-sysroot-suffix.sh: New file.
15527 * config/t-sysroot-suffix: New file.
15529 2009-04-07 Ben Elliston <bje@au.ibm.com>
15531 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15532 as the latter produces a warning when the target does not support
15535 2009-04-07 Ben Elliston <bje@au.ibm.com>
15537 * dfp.c: Replace type punning assignments with memcpy throughout.
15538 * Makefile.in (dfp.o-warn): Remove.
15540 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15543 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15544 Include soft-fp/t-softfp after rs6000/t-linux64.
15546 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15548 * stor-layout.c (set_sizetype): Use the full precision of their
15549 machine mode for bitsize types.
15551 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15553 * config/i386/i386.md: Revert 2 accidental checkins.
15555 2009-04-06 Joey Ye <joey.ye@intel.com>
15556 Xuepeng Guo <xuepeng.guo@intel.com>
15557 H.J. Lu <hongjiu.lu@intel.com>
15559 Atom pipeline model, tuning and insn selection.
15560 * config.gcc (atom): Add atom config options and target.
15562 * config/i386/atom.md: New.
15564 * config/i386/i386.c (atom_cost): New cost.
15565 (m_ATOM): New macro flag.
15566 (initial_ix86_tune_features): Set m_ATOM.
15567 (x86_accumulate_outgoing_args): Likewise.
15568 (x86_arch_always_fancy_math_387): Likewise.
15569 (processor_target): Add Atom cost.
15570 (cpu_names): Add Atom cpu name.
15571 (override_options): Set Atom ISA.
15572 (ix86_issue_rate): New case PROCESSOR_ATOM.
15573 (ix86_adjust_cost): Likewise.
15575 * config/i386/i386.h (TARGET_ATOM): New target macro.
15576 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15577 (TARGET_OPT_AGU): New target option.
15578 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15579 (processor_type): Add PROCESSOR_ATOM.
15581 * config/i386/i386.md (cpu): Add new value "atom".
15582 (use_carry, movu): New attr.
15583 (atom.md): Include atom.md.
15584 (adddi3_carry_rex64): Set attr "use_carry".
15585 (addqi3_carry): Likewise.
15586 (addhi3_carry): Likewise.
15587 (addsi3_carry): Likewise.
15588 (*addsi3_carry_zext): Likewise.
15589 (subdi3_carry_rex64): Likewise.
15590 (subqi3_carry): Likewise.
15591 (subhi3_carry): Likewise.
15592 (subsi3_carry): Likewise.
15593 (x86_movdicc_0_m1_rex64): Likewise.
15594 (*x86_movdicc_0_m1_se): Likewise.
15595 (x86_movsicc_0_m1): Likewise.
15596 (*x86_movsicc_0_m1_se): Likewise.
15597 (*adddi_1_rex64): Emit add insn as much as possible.
15598 (*addsi_1): Likewise.
15599 (return_internal): Set atom_unit.
15600 (return_internal_long): Likewise.
15601 (return_pop_internal): Likewise.
15602 (*rcpsf2_sse): Set atom_sse_attr attr.
15603 (*qrt<mode>2_sse): Likewise.
15604 (*prefetch_sse): Likewise.
15606 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15608 (ix86_target_macros_internal): Likewise.
15610 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15611 (*prefetch_sse_rex): Likewise.
15612 (sse_rcpv4sf2): Likewise.
15613 (sse_vmrcpv4sf2): Likewise.
15614 (sse_sqrtv4sf2): Likewise.
15615 (<sse>_vmsqrt<mode>2): Likewise.
15616 (sse_ldmxcsr): Likewise.
15617 (sse_stmxcsr): Likewise.
15618 (*sse_sfence): Likewise.
15619 (sse2_clflush): Likewise.
15620 (*sse2_mfence): Likewise.
15621 (*sse2_lfence): Likewise.
15622 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15623 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15624 (avx_movdqu<avxmodesuffix>): Likewise.
15625 (avx_lddqu<avxmodesuffix>): Likewise.
15626 (sse2_movntv2di): Change attr "type" to "ssemov".
15627 (sse2_movntsi): Likewise.
15628 (rsqrtv8sf2): Change attr "type" to "sseadd".
15629 (sse3_addsubv2df3): Set attr "atom_unit".
15630 (sse3_h<plusminus_insn>v4sf3): Likewise.
15631 (*sse2_pmaddwd): Likewise.
15632 (*vec_extractv2di_1_rex64): Likewise.
15633 (*vec_extractv2di_1_avx): Likewise.
15634 (sse2_psadbw): Likewise.
15635 (ssse3_phaddwv8hi3): Likewise.
15636 (ssse3_phaddwv4hi3): Likewise.
15637 (ssse3_phadddv4si3): Likewise.
15638 (ssse3_phadddv2si3): Likewise.
15639 (ssse3_phaddswv8hi3): Likewise.
15640 (ssse3_phaddswv4hi3): Likewise.
15641 (ssse3_phsubwv8hi3): Likewise.
15642 (ssse3_phsubwv4hi3): Likewise.
15643 (ssse3_phsubdv4si3): Likewise.
15644 (ssse3_phsubdv2si3): Likewise.
15645 (ssse3_phsubswv8hi3): Likewise.
15646 (ssse3_phsubswv4hi3): Likewise.
15647 (ssse3_pmaddubsw128): Likewise.
15648 (sse3_pmaddubsw: Likewise.
15649 (ssse3_palignrti): Likewise.
15650 (ssse3_palignrdi): Likewise.
15652 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15654 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15656 2009-04-06 Richard Guenther <rguenther@suse.de>
15658 PR tree-optimization/28868
15659 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15660 of which PHI results we inserted.
15661 (insert_into_preds_of_block): Record inserted PHIs.
15662 (eliminate): Eliminate redundant PHI nodes.
15663 (init_pre): Init inserted_phi_names.
15665 2009-04-06 Richard Guenther <rguenther@suse.de>
15667 PR tree-optimization/39643
15668 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15669 IMAGPART_EXPRs of complex constants.
15670 (execute_fold_all_builtins): If we folded a call queue
15671 TODO_update_address_taken.
15673 2009-04-06 Jan Hubicka <jh@suse.cz>
15675 PR middle-end/39659
15676 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15679 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15681 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15683 (ic_invalidate_array): Likewise.
15685 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15687 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15688 alignment for library calls.
15690 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15692 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15693 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15694 * config/i386/mingw-stdint.h: New file.
15696 2009-04-05 Richard Guenther <rguenther@suse.de>
15698 PR tree-optimization/39648
15699 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15700 our &A vs. &A[0] IL deficiencies.
15702 2009-04-04 Jan Hubicka <jh@suse.cz>
15704 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15705 removed toplevel regions.
15706 (sjlj_mark_call_sites): Likewise.
15708 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15710 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15711 (cygwin tm clause use_gcc_stdint): Set to wrap.
15712 * config/i386/cygwin-stdint.h: New file.
15714 2009-04-04 Richard Guenther <rguenther@suse.de>
15716 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15717 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15718 single-argument PHIs if we are in loop-closed SSA form.
15719 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15720 for the pre-condition.
15721 (slpeel_tree_peel_loop_to_edge): Likewise.
15722 (vect_build_loop_niters): Take an optional sequence to append stmts.
15723 (vect_generate_tmps_on_preheader): Likewise.
15724 (vect_do_peeling_for_loop_bound): Take extra guards for the
15726 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15727 the cost model check.
15728 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15729 guards if we are going to peel. Do not apply versioning in that case.
15730 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15731 (vect_do_peeling_for_loop_bound): Likewise.
15732 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15733 loop bound only record extra pre-conditions, do not apply loop
15736 2009-04-04 Richard Guenther <rguenther@suse.de>
15738 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15741 2009-04-04 Jan Hubicka <jh@suse.cz>
15743 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15744 last_basic_block for size of bb->index indexed array.
15745 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15746 compute_out, link_btr_uses, build_btr_def_use_webs,
15747 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15749 2009-04-04 Jan Hubicka <jh@suse.cz>
15751 * except.c (remove_eh_handler_and_replace): Break out from ...
15752 (remove_eh_handler): ... here.
15753 (bring_to_root): New function.
15754 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15755 handled ones, bring others to root of tree.
15757 2009-04-04 Jan Hubicka <jh@suse.cz>
15759 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15760 (all_phis_safe_to_merge): New function.
15761 (update_info): New structure.
15762 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15763 (cleanup_empty_eh): Update SSA if possible.
15765 2009-04-04 Richard Guenther <rguenther@suse.de>
15767 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15768 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15769 (append_vuse): Likewise.
15771 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15773 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15774 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15775 instead of REG_UNSAVED for DW_CFA_undefined.
15776 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15777 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15780 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15783 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15784 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15785 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15787 2009-04-04 Richard Guenther <rguenther@suse.de>
15789 PR tree-optimization/8781
15790 PR tree-optimization/37892
15791 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15792 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15793 (valueize_refs): Call it for *& valueizations.
15794 (shared_reference_ops_from_ref): Rename to ...
15795 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15796 (shared_reference_ops_from_call): Rename to ...
15797 (valueize_shared_reference_ops_from_call): ... this and valueize.
15798 (vn_reference_lookup): Update.
15799 (visit_reference_op_call): Likewise.
15800 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15801 (eliminate): Value-replace the call address in call statements.
15803 2009-04-04 Richard Guenther <rguenther@suse.de>
15805 PR tree-optimization/39636
15806 * tree-ssa-forwprop.c
15807 (forward_propagate_addr_into_variable_array_index): Check for
15808 GIMPLE_ASSIGN before accessing the rhs code.
15810 2009-04-03 Jason Merrill <jason@redhat.com>
15812 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15814 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15816 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15817 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15818 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15819 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15820 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15821 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15822 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15823 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15824 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15825 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15826 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15827 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15828 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15829 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15830 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15831 Use fr_reg_or_fp01_operand instead of fr_register_operand
15833 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15834 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15835 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15837 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15839 PR rtl-optimization/39607
15840 PR rtl-optimization/39631
15844 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15845 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15846 instead of DF_LR_OUT.
15847 * ira-lives.c (process_bb_node_lives): Ditto.
15848 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15849 instead of DF_LR_{OUT,IN}.
15850 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15851 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15853 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15855 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15856 (execute_lower_omp): Always run but take the short way out if -fopenmp
15858 (gate_lower_omp): Remove, forcing the pass manager to always run the
15859 pass and always set PROP_gimple_lomp.
15860 (pass_lower_omp): Remove gate function.
15861 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15862 PROP_trees. Instead, require it.
15863 * ipa-cp.c (pass_ipa_cp): Likewise.
15864 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15865 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15866 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15867 and PROP_gimple_leh.
15869 2009-04-03 Richard Guenther <rguenther@suse.de>
15871 PR middle-end/13146
15872 PR tree-optimization/23940
15873 PR tree-optimization/33237
15874 PR middle-end/33974
15875 PR middle-end/34093
15876 PR tree-optimization/36201
15877 PR tree-optimization/36230
15878 PR tree-optimization/38049
15879 PR tree-optimization/38207
15880 PR tree-optimization/38230
15881 PR tree-optimization/38301
15882 PR tree-optimization/38585
15883 PR middle-end/38895
15884 PR tree-optimization/38985
15885 PR tree-optimization/39299
15886 * tree-ssa-structalias.h: Remove.
15887 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15888 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15889 (struct vuse_element_d): Remove.
15890 (struct vuse_vec_d): Likewise.
15891 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15892 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15893 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15894 VUSE_ELEMENT_VAR): Likewise.
15895 (struct voptype_d): Likewise.
15896 (NUM_VOP_FREE_BUCKETS): Likewise.
15897 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15898 (struct stmt_operands_d): Remove.
15899 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15900 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15901 VDEF_NUM, VDEF_VECT): Likewise.
15902 (copy_virtual_operands): Remove.
15903 (operand_build_cmp): Likewise.
15904 (create_ssa_artificial_load_stmt): Likewise.
15905 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15906 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15907 vuse_index and mayuse_index members. Pack and move done and iter_type
15908 members to the front.
15909 (SSA_OP_VMAYUSE): Remove.
15910 (SSA_OP_VIRTUAL_USES): Adjust.
15911 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15912 (unlink_stmt_vdef): Declare.
15913 (add_to_addressable_set): Remove.
15914 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15915 (vrp_visit_stmt): Likewise.
15916 * doc/tree-ssa.texi (Alias analysis): Update.
15917 * doc/invoke.texi (max-aliased-vops): Remove docs.
15918 (avg-aliased-vops): Likewise.
15919 * tree-into-ssa.c (syms_to_rename): Remove.
15920 (need_to_update_vops_p): Likewise.
15921 (need_to_initialize_update_ssa_p): Rename to ...
15922 (update_ssa_initialized_fn): ... this. Track function we are
15924 (symbol_marked_for_renaming): Simplify.
15925 (add_new_name_mapping): Do not set need_to_update_vops_p.
15926 (dump_currdefs): Use SYMS_TO_RENAME.
15927 (rewrite_update_stmt): Always walk all uses/defs.
15928 (dump_update_ssa): Adjust.
15929 (init_update_ssa): Take function argument. Track what we are
15931 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15932 (create_new_def_for): Initialize for cfun, assert we are initialized
15934 (mark_sym_for_renaming): Simplify.
15935 (mark_set_for_renaming): Do not initialize update-ssa.
15936 (need_ssa_update_p): Simplify. Take function argument.
15937 (name_mappings_registered_p): Assert we ask for the correct function.
15938 (name_registered_for_update_p): Likewise.
15939 (ssa_names_to_replace): Likewise.
15940 (release_ssa_name_after_update_ssa): Likewise.
15941 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15942 (dump_decl_set): Do not print a newline.
15943 (debug_decl_set): Do it here.
15944 (dump_update_ssa): And here.
15945 * tree-ssa-loop-im.c (move_computations): Adjust.
15946 (movement_possibility): Likewise.
15947 (determine_max_movement): Likewise.
15948 (gather_mem_refs_stmt): Likewise.
15949 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15950 or NAME_MEMORY_TAG.
15951 * tree-complex.c (update_all_vops): Remove.
15952 (expand_complex_move): Adjust.
15953 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15954 Simplify test for memory referencing statement. Exclude
15955 non-invariant ADDR_EXPRs.
15956 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15957 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15958 (rdg_flag_uses): Likewise.
15959 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15961 (tree_optimize_tail_calls_1): Also split the
15962 edge from the entry block if we have degenerate PHI nodes in
15963 the first basic block.
15964 * tree.c (init_ttree): Remove memory-tag related code.
15965 (tree_code_size): Likewise.
15966 (tree_node_structure): Likewise.
15967 (build7_stat): Re-write to be build6_stat.
15968 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15969 (SSA_VAR_P): Adjust.
15970 (struct tree_memory_tag): Remove.
15971 (struct tree_memory_partition_tag): Likewise.
15972 (union tree_node): Adjust.
15973 (build7): Re-write to be build6.
15974 * tree-pass.h (pass_reset_cc_flags): Remove.
15975 (TODO_update_address_taken): New flag.
15976 (pass_simple_dse): Remove.
15977 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15978 * params.h (MAX_ALIASED_VOPS): Remove.
15979 (AVG_ALIASED_VOPS): Likewise.
15980 * omp-low.c (expand_omp_taskreg): Update SSA form.
15981 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15982 aliases the lhs in a copy stmt.
15983 * tree-ssa-dse.c (struct address_walk_data): Remove.
15984 (memory_ssa_name_same): Likewise.
15985 (memory_address_same): Likewise.
15986 (get_kill_of_stmt_lhs): Likewise.
15987 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15988 unused stores. Look through PHI nodes into post-dominated regions.
15989 (dse_optimize_stmt): Simplify. Properly remove stores.
15990 (tree_ssa_dse): Compute dominators.
15991 (execute_simple_dse): Remove.
15992 (pass_simple_dse): Likewise.
15993 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15994 gimple_loaded_syms and gimple_stored_syms computation.
15995 * toplev.c (dump_memory_report): Dump alias and pta stats.
15996 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15997 (vn_reference_eq): Likewise.
15998 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15999 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16000 valueize_vuses): Remove.
16001 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16002 (get_def_ref_stmt_vuse): ... this.
16003 (vn_reference_lookup_2): New function.
16004 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16005 walking equivalent vuses. Simplify.
16006 (vn_reference_lookup): Likewise.
16007 (vn_reference_insert): Likewise.
16008 (vn_reference_insert_pieces): Likewise.
16009 (visit_reference_op_call): Simplify.
16010 (visit_reference_op_load): Likewise.
16011 (visit_reference_op_store): Likewise.
16012 (init_scc_vn): Remove shared_lookup_vuses initialization.
16013 (free_scc_vn): Remove shared_lookup_vuses freeing.
16014 (sort_vuses, sort_vuses_heap): Remove.
16015 (get_ref_from_reference_ops): Export.
16016 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16017 vector with single vuse pointer.
16018 (vn_reference_lookup_pieces, vn_reference_lookup,
16019 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16020 (shared_vuses_from_stmt): Remove.
16021 (get_ref_from_reference_ops): Declare.
16022 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16023 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16024 memory-tag related code.
16025 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16026 (likely_value): Add comment, skip static-chain of call statements.
16027 (surely_varying_stmt_p): Adjust.
16028 (gimplify_and_update_call_from_tree): Likewise.
16029 (execute_fold_all_builtins): Do not rebuild alias info.
16030 (gimplify_and_update_call_from_tree): Properly update VOPs.
16031 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16032 (copy_ref_info): Remove memory-tag related code.
16033 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16034 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16035 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16037 * tree-ssa-dom.c (gimple_p): Remove typedef.
16038 (eliminate_redundant_computations): Adjust.
16039 (record_equivalences_from_stmt): Likewise.
16040 (avail_expr_hash): Likewise.
16041 (avail_expr_eq): Likewise.
16042 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16043 (stmt_makes_single_load): Likewise.
16044 (stmt_makes_single_store): Likewise.
16045 * tree-ssa-alias.c: Rewrite completely.
16046 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16047 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16048 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16049 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16050 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16051 Remove public functions.
16052 (pass_reset_cc_flags): Remove.
16053 (pass_build_alias): Move ...
16054 * tree-ssa-structalias.c (pass_build_alias): ... here.
16055 * tree-ssa-alias.c (may_be_aliased): Move ...
16056 * tree-flow-inline.h (may_be_aliased): ... here.
16057 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16058 count_uses_and_derefs): Move ...
16059 * gimple.c: ... here.
16060 * gimple.h (count_uses_and_derefs): Declare.
16061 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16062 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16063 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16064 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16065 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16066 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16067 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16069 * tree-dfa.c (refs_may_alias_p): Move ...
16070 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16071 * tree-ssa-alias.h: New file.
16072 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16073 (statement_sink_location): Likewise.
16074 * opts.c (decode_options): Do not adjust max-aliased-vops or
16075 avg-aliased-vops values.
16076 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16077 (TV_CALL_CLOBBER): Likewise.
16078 (TV_FLOW_SENSITIVE): Likewise.
16079 (TV_FLOW_INSENSITIVE): Likewise.
16080 (TV_MEMORY_PARTITIONING): Likewise.
16081 (TV_ALIAS_STMT_WALK): New timevar.
16082 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16083 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16084 (get_address_description): Remove memory-tag related code.
16085 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16086 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16087 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16088 and immediate uses in statements. Document.
16089 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16090 (dump_symbols): Remove.
16091 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16092 * alias.c (get_deref_alias_set): New function split out from ...
16093 (get_alias_set): ... here.
16094 * alias.h (get_deref_alias_set): Declare.
16095 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16096 type parameter. Remove restrict pointer handling. Create a
16097 ref-all pointer in case type-based alias sets do not conflict.
16098 (vect_analyze_data_refs): Remove SMT related code.
16099 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16100 (vectorizable_load): Likewise.
16101 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16102 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16103 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16104 Ignore vops and SMTs.
16105 (dr_analyze_alias): Likewise..
16106 (free_data_ref): Likewise.
16107 (create_data_ref): Likewise.
16108 (analyze_all_data_dependences): Likewise.
16109 (get_references_in_stmt): Adjust.
16110 * tree-flow-inline.h (gimple_aliases_computed_p,
16111 gimple_addressable_vars, gimple_call_clobbered_vars,
16112 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16113 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16114 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16115 gimple_mem_ref_stats): Remove.
16116 (gimple_vop): New function.
16117 (op_iter_next_use): Remove vuses and mayuses cases.
16118 (op_iter_next_def): Remove vdefs case.
16119 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16120 (clear_and_done_ssa_iter): Do not set removed fields.
16121 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16122 Assert we are not iterating over vuses or vdefs if not also
16123 iterating over uses or defs.
16124 (op_iter_init_use): Likewise.
16125 (op_iter_init_def): Likewise.
16126 (op_iter_next_vdef): Remove.
16127 (op_iter_next_mustdef): Likewise.
16128 (op_iter_init_vdef): Likewise.
16129 (compare_ssa_operands_equal): Likewise.
16130 (link_use_stmts_after): Handle vuse operand.
16131 (is_call_used): Use is_call_clobbered.
16132 (is_call_clobbered): Global variables are always call clobbered,
16133 query the call-clobbers bitmap.
16134 (mark_call_clobbered): Ignore global variables.
16135 (clear_call_clobbered): Likewise.
16136 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16137 virtual operands sanity check.
16138 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16140 (TARGET_MEM_REF): Remove TMR_TAG operand.
16141 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16142 Remove call-clobber related code.
16143 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16144 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16145 partitions or escape reason.
16146 (get_single_def_stmt, get_single_def_stmt_from_phi,
16147 get_single_def_stmt_with_phi): Remove.
16148 (dump_referenced_vars): Tidy.
16149 (get_ref_base_and_extent): Allow bare decls.
16150 (collect_dfa_stats): Adjust.
16151 * graphite.c (rename_variables_in_stmt): Adjust.
16152 (graphite_copy_stmts_from_block): Likewise.
16153 (translate_clast): Likewise.
16154 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16156 (translate_vuse_through_block): Use the oracle.
16157 (phi_translate_1): Adjust.
16158 (value_dies_in_block_x): Use the oracle. Cache the outcome
16160 (valid_in_sets): Check if the VUSE for
16161 a REFERENCE is available.
16162 (eliminate): Do not remove stmts during elimination,
16163 instead queue and remove them afterwards.
16164 (do_pre): Do not rebuild alias info.
16165 (pass_pre): Run TODO_rebuild_alias before PRE.
16166 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16167 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16168 (mark_all_v_defs_stmt): Remove.
16169 (mark_all_v_defs_seq): Adjust.
16170 (sra_replace): Likewise.
16171 (scalarize_use): Likewise.
16172 (scalarize_copy): Likewise.
16173 (scalarize_init): Likewise.
16174 (scalarize_ldst): Likewise.
16175 (todoflags): Remove.
16176 (tree_sra): Do not rebuild alias info.
16177 (tree_sra_early): Adjust.
16178 (pass_sra): Run TODO_update_address_taken before SRA.
16179 * tree-predcom.c (set_alias_info): Remove.
16180 (prepare_initializers_chain): Do not call it.
16181 (mark_virtual_ops_for_renaming): Adjust.
16182 (mark_virtual_ops_for_renaming_list): Remove.
16183 (initialize_root_vars): Adjust.
16184 (initialize_root_vars_lm): Likewise.
16185 (prepare_initializers_chain): Likewise.
16186 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16187 (may_propagate_copy_into_stmt): Likewise.
16188 (merge_alias_info): Do nothing for now.
16189 (propagate_tree_value_into_stmt): Adjust.
16190 (stmt_may_generate_copy): Likewise.
16191 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16192 not mark symbols for renaming.
16193 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16194 with the same statement, make sure to update the new pointed-to one.
16195 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16196 call statements, do not mark symbols for renaming.
16197 (mark_operand_necessary): Dump something.
16198 (ref_may_be_aliased): New function.
16199 (mark_aliased_reaching_defs_necessary_1): New helper function.
16200 (mark_aliased_reaching_defs_necessary): Likewise.
16201 (mark_all_reaching_defs_necessary_1): Likewise.
16202 (mark_all_reaching_defs_necessary): Likewise.
16203 (propagate_necessity): Do not process virtual PHIs. For
16204 non-aliased loads mark all reaching definitions as necessary.
16205 For aliased loads and stores mark the immediate dominating
16206 aliased clobbers as necessary.
16207 (visited): New global static.
16208 (perform_tree_ssa_dce): Free visited bitmap after propagating
16210 (remove_dead_phis): Perform simple dead virtual PHI removal.
16211 (remove_dead_stmt): Properly unlink virtual operands when
16213 (eliminate_unnecessary_stmts): Schedule PHI removal after
16215 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16216 (process_replaceable): Likewise.
16217 (find_replaceable_in_bb): Likewise.
16218 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16219 based on the single gimple vop.
16220 (verify_flow_insensitive_alias_info): Remove.
16221 (verify_flow_sensitive_alias_info): Likewise.
16222 (verify_call_clobbering): Likewise.
16223 (verify_memory_partitions): Likewise.
16224 (verify_alias_info): Likewise.
16225 (verify_ssa): Adjust..
16226 (execute_update_addresses_taken): Export. Update SSA
16227 manually. Optimize only when optimizing. Use a local bitmap.
16228 (pass_update_address_taken): Remove TODO_update_ssa, add
16230 (pass_update_address_taken): Just use TODO_update_address_taken.
16231 (init_tree_ssa): Do not initialize addressable_vars.
16232 (verify_ssa): Verify new VUSE / VDEF properties.
16233 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16234 Do not call verify_alias_info.
16235 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16236 Do not free the loaded and stored syms bitmaps. Reset the escaped
16237 and callused solutions. Do not free addressable_vars.
16238 Remove memory-tag related code.
16239 (warn_uninitialized_var): Aliases are always available.
16240 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16241 * lambda-code.c (can_put_in_inner_loop): Adjust.
16242 (can_put_after_inner_loop): Likewise.
16243 (perfect_nestify): Likewise.
16244 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16245 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16246 (vectorizable_conversion): Do not mark symbols for renaming.
16247 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16248 (expand_call_inline): Unlink the calls virtual operands before
16250 (tree_function_versioning): Do not call update_ssa if we are not
16251 updating clones. Simplify.
16252 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16253 (propagate_with_phi): Likewise..
16254 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16255 clobber code. Assert we are not aliased or global.
16256 * tree-flow.h: Include tree-ssa-alias.h
16257 (enum escape_type): Remove.
16258 (struct mem_sym_stats_d): Likewise.
16259 (struct mem_ref_stats_d): Likewise.
16260 (struct gimple_df): Add vop member. Remove global_var,
16261 call_clobbered_vars, call_used_vars, addressable_vars,
16262 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16263 escaped and callused members.
16264 (struct ptr_info_def): Remove all members, add points-to solution
16266 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16267 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16268 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16269 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16270 (tree-ssa-alias.o): Likewise.
16271 (toplev.o): Add tree-ssa-alias.h
16272 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16273 * gimple.c (gimple_set_bb): Fix off-by-one error.
16274 (is_gimple_reg): Do not handle memory tags.
16275 (gimple_copy): Also copy virtual operands.
16276 Delay updating the statement. Do not reset loaded and stored syms.
16277 (gimple_set_stored_syms): Remove.
16278 (gimple_set_loaded_syms): Likewise.
16279 (gimple_call_copy_skip_args): Copy the virtual operands
16280 and mark the new statement modified.
16281 * tree-ssa-structalias.c (may_alias_p): Remove.
16282 (set_uids_in_ptset): Take the alias set to prune with as
16283 parameter. Fold in the alias test of may_alias_p.
16284 (compute_points_to_sets): Compute whether a ptr is dereferenced
16285 in a local sbitmap.
16286 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16287 other ADDRESSOF constraints on the lhs.
16288 (get_constraint_for_component_ref): Assert that we don't get
16289 ADDRESSOF constraints from the base of the reference.
16290 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16291 (struct variable_info): Remove collapsed_to member.
16292 (get_varinfo_fc): Remove.
16293 (new_var_info): Do not set collapsed_to.
16294 (dump_constraint): Do not follow cycles.
16295 (dump_constraint_graph): Likewise.
16296 (build_pred_graph): Likewise.
16297 (build_succ_graph): Likewise.
16298 (rewrite_constraints): Likewise.
16299 (do_simple_structure_copy): Remove.
16300 (do_rhs_deref_structure_copy): Remove.
16301 (do_lhs_deref_structure_copy): Remove.
16302 (collapse_rest_of_var): Remove.
16303 (do_structure_copy): Re-implement.
16304 (pta_stats): New global variable.
16305 (dump_pta_stats): New function.
16306 (struct constraint_expr): Make offset signed.
16307 (UNKNOWN_OFFSET): Define special value.
16308 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16309 (solution_set_expand): New helper function split out from ...
16310 (do_sd_constraint): ... here.
16311 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16312 (do_ds_constraint): Likewise.
16313 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16314 and CALLUSED = *CALLUSED.
16315 (set_union_with_increment): Make inc argument signed.
16316 (type_safe): Remove.
16317 (get_constraint_for_ptr_offset): Handle unknown and negative
16319 (first_vi_for_offset): Handle offsets before start. Bail
16320 out early for offsets beyond the variable extent.
16321 (first_or_preceding_vi_for_offset): New function.
16322 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16323 Together with ESCAPED = *ESCAPED this properly computes reachability.
16324 (find_what_var_points_to): New function.
16325 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16326 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16327 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16328 pt_solutions_intersect): New functions.
16329 (compute_call_used_vars): Remove.
16330 (compute_may_aliases): New main entry into PTA computation.
16331 * gimple.h (gimple_p): New typedef.
16332 (struct gimple_statement_base): Remove references_memory_p.
16333 (struct gimple_statement_with_memory_ops_base): Remove
16334 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16336 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16337 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16338 gimple_set_references_memory): Remove.
16339 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16340 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16342 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16343 (verify_expr): Allow RESULT_DECL.
16344 (gimple_duplicate_bb): Do not copy virtual operands.
16345 (gimple_duplicate_sese_region): Adjust.
16346 (gimple_duplicate_sese_tail): Likewise.
16347 (mark_virtual_ops_in_region): Remove.
16348 (move_sese_region_to_fn): Do not call it.
16349 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16350 and pass_simple_dse.
16351 (execute_function_todo): Handle TODO_update_address_taken,
16352 call execute_update_addresses_taken for TODO_rebuild_alias.
16353 (execute_todo): Adjust.
16354 (execute_one_pass): Init dump files early.
16355 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16357 (create_general_new_stmt): Clear vops.
16358 * tree-ssa-reassoc.c (get_rank): Adjust.
16359 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16360 symbols for renaming.
16361 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16362 (PARAM_AVG_ALIASED_VOPS): Likewise.
16363 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16364 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16365 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16366 (operand_build_cmp, copy_virtual_operands,
16367 create_ssa_artificial_load_stmt, add_to_addressable_set,
16368 gimple_add_to_addresses_taken): Remove public functions.
16369 (unlink_stmt_vdef): New function.
16371 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16373 * config.gcc (powerpc-*-linux*): Merge variants.
16375 2009-04-02 Chao-ying Fu <fu@mips.com>
16376 James Grosbach <james.grosbach@microchip.com>
16378 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16379 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16381 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16382 keep_interrupts_masked_p, use_debug_exception_return_p.
16383 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16384 keep_interrupts_masked, use_debug_exception_return.
16385 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16386 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16388 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16389 (mips_print_operand): Process COP0 registers to print $0 .. $31
16390 correctly for GAS to process.
16391 (mips_interrupt_extra_call_saved_reg_p): New function.
16392 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16394 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16395 (mips_compute_frame_info): Add supports for interrupt context that
16396 includes doubleword accumulators and COP0 registers.
16397 (mips_for_each_saved_acc): New function.
16398 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16399 mips_for_each_saved_reg.
16400 (mips_save_reg): Save accumulators.
16401 (mips_kernel_reg_p): A new for_each_rtx callback.
16402 (mips_expand_prologue): Support interrupt handlers.
16403 (mips_restore_reg): Restore accumulators.
16404 (mips_expand_epilogue): Support interrupt handlers.
16405 (mips_can_use_return_insn): Return false for interrupt handlers.
16406 (mips_epilogue_uses): New function.
16407 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16408 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16409 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16410 cop0_move): New instructions.
16411 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16412 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16414 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16416 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16417 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16418 interrupt handlers, we use K0 as the temporary register.
16419 (EPILOGUE_USES): Change to a function call.
16420 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16421 handlers, we use K0 as the temporary register.
16423 * doc/extend.texi (Function Attributes): Document interrupt,
16424 use_shadow_register_set, keep_interrupts_masked,
16425 use_debug_exception_return for MIPS attributes.
16427 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16429 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16430 Remove a number of t-files from tmake_file.
16431 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16432 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16433 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16434 target_prototype, not TARGET_PROTOTYPE.
16435 (LINK_OS_GNU_SPEC): Define.
16436 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16437 and darwin-ldoubdle.c.
16439 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16442 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16443 (cpp_options): Ditto.
16444 (default_compilers): Ditto.
16445 (display_help): Ditto.
16446 (process_command): Ditto.
16447 (do_spec_1): Ditto.
16448 (set_input): Use lbasename instead of duplicate code.
16449 (save_temps_prefix): New static for -save-temps=obj.
16450 (save_temps_length): Ditto.
16452 * doc/invoke.texi (-save-temps=obj): Document new variant to
16453 -save-temps switch.
16455 2009-04-02 Jeff Law <law@redhat.com>
16457 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16460 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16462 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16463 * configure: Regenerated.
16465 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16467 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16468 share the argument list.
16470 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16474 2009-02-12 Diego Novillo <dnovillo@google.com>
16476 * varpool.c (debug_varpool): New.
16477 * cgraph.h (debug_varpool): Declare.
16479 2009-04-02 Jan Hubicka <jh@suse.cz>
16481 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16484 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16486 * config/i386/i386.c (ix86_abi): Move initialization to ...
16487 (override_options): Here.
16489 2009-04-02 Christian Bruel <christian.bruel@st.com>
16491 * config/sh/sh.c (sh_dwarf_register_span): New function.
16492 (TARGET_DWARF_REGISTER_SPAN): Define.
16493 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16495 2009-04-02 Ira Rosen <irar@il.ibm.com>
16497 PR tree-optimization/39595
16498 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16499 interleaved loads group is not greater than the SLP group size.
16501 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16503 * builtins.c (is_builtin_name): New.
16504 (called_as_built_in): Use is_builtin_name.
16505 * tree.h (is_builtin_name): New.
16506 * varasm.c (incorporeal_function_p): Use is_builtin_name
16508 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16510 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16512 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16515 * c-decl.c (clone_underlying_type): Move this ...
16516 * c-common.c (set_underlying_type): ... here.
16517 Also, make sure the function properly sets TYPE_STUB_DECL() on
16518 the newly created typedef variant type.
16519 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16520 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16523 2009-04-02 Richard Guenther <rguenther@suse.de>
16525 PR tree-optimization/37221
16526 * tree-flow.h (degenerate_phi_result): Declare.
16527 * tree-ssa-dom.c (degenerate_phi_result): Export.
16528 * tree-scalar-evolution.c (analyze_initial_condition): If
16529 the initial condition is defined by a degenerate PHI node
16530 use the degenerate value.
16532 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16534 PR rtl-optimization/39588
16535 * combine.c (merge_outer_ops): Do not set the constant when this
16537 (simplify_shift_const_1): Do not modify it either in this case.
16539 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16541 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16542 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16544 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16547 * c-lex.c (interpret_float): Default (no suffix) is double.
16549 2009-04-1 Xinliang David Li <davidxl@google.com>
16551 * config/i386/i386.c (legitimate_constant_p): Recognize
16552 all one vector constant.
16554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16556 * config/vax/vax.c: Add #includes to silence warnings.
16557 Change #include order to silence two warnings.
16559 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16561 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16562 (ASM_SPEC): Pass -k to the assembler for PIC code.
16564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16566 * config.gcc: Add vax-*-linux* to the switch.
16567 * config/vax/linux.h: New file. (TARGET_VERSION,
16568 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16572 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16573 Use predicate macros instead of GET_CODE() == foo.
16574 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16575 ashlsi3, rotrsi3, <unnamed>): Likewise.
16577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16579 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16580 jbbccihi, jbbccisi): Remova trailing whitespace.
16581 * config/vax/constraints.md: Likewise.
16582 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16583 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16584 * config/vax/predicates.md: Likewise.
16585 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16586 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16587 * config/vax/vax.h: Likewise.
16588 * config/vax/vax.md (nonlocal_goto): Likewise.
16590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16592 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16593 (indirectable_address_p, adjacent_operands_p): Add spaces around
16595 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16599 * config/vax/vax.c (legitimate_constant_address_p,
16600 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16601 index_term_p, reg_plus_index_p, legitimate_address_p,
16602 vax_mode_dependent_address_p): Update comments to match functions
16603 modified by the recent int->bool conversion.
16605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16607 * config/vax/builtins.md: Update copyright message.
16608 * config/vax/constraints.md: Likewise.
16609 * config/vax/netbsd-elf.h: Likewise.
16610 * config/vax/predicates.md: Likewise.
16611 * config/vax/vax-protos.h: Likewise.
16612 * config/vax/vax.c: Likewise.
16613 * config/vax/vax.h: Likewise.
16614 * config/vax/vax.md: Likewise.
16615 * config/vax/vax.opt: Likewise.
16617 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16619 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16620 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16621 * config/vax/constraints.md (B, R): Likewise.
16622 * config/vax/predicates.md (external_memory_operand,
16623 nonimmediate_addsub_di_operand): Likewise.
16624 * config/vax/vax.c (vax_output_int_add): Likewise.
16625 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16626 untyped_call): Likewise.
16628 2009-04-01 Matt Thomas <matt@3am-software.com>
16630 * config/vax/predicates.md: New file.
16631 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16632 external_const_operand, nonsymbolic_operand, external_memory_operand,
16633 indirect_memory_operand, indexed_memory_operand,
16634 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16635 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16637 * config/vax/constraints.md: New file.
16638 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16640 * config/vax/builtins.md: New file.
16641 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16642 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16644 * config/vax/vax.opt (mqmath): Add option.
16645 * config/vax/vax.md (isfx): Extend with DI.
16646 (VAXintQH, VAXintQHSD): Define.
16647 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16648 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16649 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16650 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16651 (movdi): Update constraints and use vax_output_int_move().
16652 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16653 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16654 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16655 nonlocal_goto): New.
16656 (mov<mode>): Extend accepted operand types.
16657 (subdi3_old): Rename from subdi3, change update constraints and use
16658 a new implementation.
16659 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16660 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16661 MOVE_RATIO, CLEAR_RATIO): Define.
16662 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16663 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16664 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16665 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16666 (split_quadword_operands): Make static and really allow variable
16668 (print_operand_address): Update for PIC generation.
16669 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16670 indexable_address_p, fixup_mathdi_operand,
16671 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16672 (vax_float_literal, legitimate_constant_p,
16673 indirectable_constant_address_p, index_term_p,
16674 reg_plus_index_p): Return bool instead of int.
16675 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16677 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16679 (vax_output_conditional_branch): Indent.
16680 (legitimate_constant_address_p, indirectable_constant_address_p,
16681 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16682 vax_mode_dependent_address_p): Return bool instead of int, update for
16684 * config/vax/vax-protos.h (legitimate_constant_address_p,
16685 legitimate_constant_p, legitimate_address_p,
16686 vax_mode_dependent_address_p): Change declaration to bool.
16687 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16688 vax_expand_addsub_di_operands, vax_output_int_subtract,
16689 vax_output_movmemsi): Declare.
16690 (split_quadword_operands, vax_float_literal): Delete declaration.
16691 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16692 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16693 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16694 ASM_OUTPUT_DWARF_PCREL): Define.
16695 (ASM_SPEC): Change definition to allow PIC generation.
16697 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16699 * doc/sourcebuild.texi: Update front-end requirements.
16701 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16704 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16705 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16706 (booldi3_internal3): Use boolean_or_operator instead of
16709 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16712 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16713 declarator whose size is not an integer constant expression but
16714 folds to an integer constant, then treat it as a constant
16717 2009-04-01 Richard Guenther <rguenther@suse.de>
16719 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16720 i * 4 + 2 to (i * 2 + 1) * 2.
16722 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16725 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16726 return if c_parser_asm_string_literal returned NULL.
16728 2009-04-01 Nick Clifton <nickc@redhat.com>
16730 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16732 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16733 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16734 other typedefs to avoid conflicts with libgcc2.c. Define labels
16735 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16737 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16738 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16741 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16743 * varasm.c (default_function_rodata_section): Declare DOT as
16746 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16747 Andrey Galkin <agalkin@hypercom.com>
16750 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16751 Make object_name unique for each process.
16753 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16756 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16757 addressable variables in the parallel that could go out of scope while
16758 running queued tasks.
16760 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16762 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16763 (CASE_VALUES_THRESHOLD): Redefine.
16764 * config/avr/avr.c (avr_override_options): Remove initialization of
16765 avr_case_values_threshold variable.
16766 (avr_case_values_threshold): Remove variable. Add new function.
16767 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16768 * config/avr/avr.opt (mno-tablejump): Remove option.
16769 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16771 2009-04-01 DJ Delorie <dj@redhat.com>
16773 * varasm.c (default_function_rodata_section): Don't assume
16774 anything about where the first '.' in the section name is.
16776 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16778 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16779 rs6000_emit_stack_tie.
16781 2009-03-31 Ian Lance Taylor <iant@google.com>
16783 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16784 gimple_code with GIMPLE_RESX, not RESX.
16786 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16788 * c-common.c (c_get_ident): New.
16789 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16791 2009-04-01 Ben Elliston <bje@au.ibm.com>
16793 * config/rs6000/sysv4.opt (msdata): Improve option description.
16795 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16797 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16798 (divdf3_internal_lat): Remove.
16799 (divxf3_internal_lat): Remove.
16800 (divxf3_internal_thr): Remove.
16801 (divxf): Use divxf3_internal.
16802 * config/ia64/div.md (divsf3_internal_lat): New.
16803 (divdf3_internal_lat): New.
16804 (divxf3_internal): New.
16806 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16809 * Makefile.in (USE_GCC_STDINT): Define.
16810 (stmp-int-hdrs): Install stdint.h if applicable.
16811 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16813 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16814 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16815 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16816 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16822 (c_common_nodes_and_builtins): Initialize
16823 underlying_wchar_type_node. Do not initialize
16824 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16825 nodes for new types.
16826 (c_stddef_cpp_builtins): Define macros for new types.
16827 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16829 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16830 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16831 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16832 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16833 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16834 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16835 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16836 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16837 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16838 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16839 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16840 int16_type_node, int32_type_node, int64_type_node,
16841 uint8_type_node, uint16_type_node, c_uint32_type_node,
16842 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16843 int_least32_type_node, int_least64_type_node,
16844 uint_least8_type_node, uint_least16_type_node,
16845 uint_least32_type_node, uint_least64_type_node,
16846 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16847 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16848 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16849 uintptr_type_node): Define.
16850 * c-cppbuiltin.c (builtin_define_constants,
16851 builtin_define_type_minmax): New.
16852 (builtin_define_stdint_macros): Define more macros.
16853 (c_cpp_builtins): Define more limit macros.
16854 (type_suffix): New.
16855 (builtin_define_type_max): Define in terms of
16856 builtin_define_type_minmax. Remove is_long parameter. All
16858 * config.gcc (use_gcc_stdint): Define.
16859 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16860 Add newlib-stdint.h for generic targets.
16861 * config/glibc-stdint.h, config/newlib-stdint.h,
16862 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16863 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16864 * config/score/score.h (UINTPTR_TYPE): Define.
16865 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16866 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16867 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16873 * config/spu/spu.h (STDINT_LONG32): Define.
16874 * configure.ac (use_gcc_stdint): Substitute.
16875 * configure: Regenerate.
16876 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16877 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16878 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16879 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16880 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16881 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16882 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16883 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16884 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16885 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16886 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16887 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16888 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16889 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16890 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16891 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16892 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16893 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16894 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16895 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16896 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16897 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16898 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16899 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16906 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16908 * loop-iv.c (suitable_set_for_replacement): Renamed from
16909 simplify_using_assignment; changed to return bool and to accept new
16910 args DEST and SRC. Return true iff we find a source/destination pair
16911 that can be used to make a replacement, and fill SRC and DEST if so.
16912 Remove arg ALTERED. Don't deal with altered regs here. All callers
16914 (simplify_using_initial_values): Deal with altered regs here and track
16915 more precisely the effect they have on the validity of our expression.
16917 * loop-iv.c (simplify_using_condition): A condition of the form
16918 (EQ REG CONST) can be used to simply make a substitution.
16919 (simplify_using_initial_values): Keep track of conditions we have seen
16920 and keep using them to simplify new expressions, while applying the
16921 same substitutions to them as to the expression.
16923 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16924 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16927 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16928 changed. Use this when trying to improve the upper bound.
16929 Generate the comparison by using simplify_gen_relational.
16931 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16933 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16935 (simplify_using_assignment, simplify_using_initial_values): Call
16936 replace_in_expr to make replacements. Call replace_single_def_regs
16937 once on the initial version of the expression.
16939 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16942 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16944 2009-03-31 Richard Guenther <rguenther@suse.de>
16946 PR middle-end/31029
16947 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16948 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16950 2009-03-31 Richard Guenther <rguenther@suse.de>
16952 * tree.h (div_if_zero_remainder): Declare.
16953 * fold-const.c (div_if_zero_remainder): Export.
16954 * tree-ssa-forwprop.c
16955 (forward_propagate_addr_into_variable_array_index): Handle
16956 constant array index addition outside of the variable index.
16958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16961 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16962 define_splits, floatunssi<mode>2): Require x87 conversions from
16963 DImode to be permitted.
16965 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16967 PR preprocessor/15638
16968 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16970 2009-03-31 Richard Guenther <rguenther@suse.de>
16972 PR middle-end/23401
16973 PR middle-end/27810
16974 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16975 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16976 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16977 a separate statement.
16978 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16979 (lookup_tmp_var): Likewise.
16980 (is_gimple_formal_tmp_or_call_rhs): Remove.
16981 (is_gimple_reg_or_call_rhs): Rename to ...
16982 (is_gimple_reg_rhs_or_call): ... this.
16983 (is_gimple_mem_or_call_rhs): Rename to ...
16984 (is_gimple_mem_rhs_or_call): ... this.
16985 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16986 DECL_GIMPLE_REG_P only if is_formal is true.
16987 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16988 for non-proper post-modify expression gimplification.
16989 (gimplify_self_mod_expr): For post-modify expressions gimplify
16990 the lvalue to a minimal lvalue.
16991 (rhs_predicate_for): Remove formal temp case.
16992 (gimplify_modify_expr_rhs): Likewise.
16993 (gimplify_addr_expr): Use is_gimple_reg.
16994 (gimplify_expr): Remove formal temp cases.
16995 (gimple_regimplify_operands): Likewise.
16996 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16997 and FILTER_EXPR like constants.
16998 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17000 (is_gimple_formal_tmp_rhs): Remove.
17001 (is_gimple_reg_rhs): Remove special casing.
17002 (is_gimple_mem_rhs): Fix.
17003 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17004 (is_gimple_formal_tmp_var): Remove.
17005 (is_gimple_formal_tmp_reg): Likewise.
17006 (is_gimple_min_lval): Allow invariant component ref parts.
17007 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17008 is_gimple_formal_tmp_reg): Remove declarations.
17009 * tree-cfg.c (verify_expr): Verify that variables with address
17010 taken do not have DECL_GIMPLE_REG_P set.
17011 * tree-mudflap.c (mf_build_check_statement_for): Use
17012 force_gimple_operand instead of gimplify_expr.
17014 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17016 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17017 schedulable rows to compute_split_row.
17019 2009-03-31 Ben Elliston <bje@au.ibm.com>
17022 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17025 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17027 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17028 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17029 * configure: Regenerate.
17030 * config.in: Regenerate.
17031 * config/rs6000/rs6000.opt (mtls-markers): Add.
17032 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17033 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17034 (tls_ld_aix, tls_ld_sysv): Likewise.
17035 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17036 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17038 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17040 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17042 2009-03-30 Jan Hubicka <jh@suse.cz>
17044 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17046 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17047 detection and label handling.
17049 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17051 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17052 left_conflicts_size.
17053 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17054 ALLOCNO_LEFT_CONFLICTS_SIZE.
17056 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17057 remove_allocno_from_bucket_and_push,
17058 allocno_spill_priority_compare, push_allocnos_to_stack,
17059 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17060 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17061 (setup_allocno_left_conflicts_num): Ditto. Rename to
17062 setup_allocno_left_conflicts_size.
17063 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17064 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17065 setup_allocno_left_conflicts_size instead of
17066 setup_allocno_left_conflicts_num.
17068 * ira-build.c (ira_create_allocno): Use
17069 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17070 ALLOCNO_LEFT_CONFLICTS_NUM.
17072 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17074 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17075 instead of DF_LR_OUT.
17077 * ira-lives.c (process_bb_node_lives): Ditto.
17079 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17080 instead of DF_LR_{OUT,IN}.
17082 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17084 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17086 2009-03-30 Jan Hubicka <jh@suse.cz>
17088 * except.c (label_to_region_map): Fix thinko.
17090 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17092 PR middle-end/38237
17093 * tree.h (tree_find_value): New declaration.
17094 * tree.c (tree_find_value): New function.
17095 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17097 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17100 * c-decl.c (struct c_binding): Add locus field.
17101 (bind): Add locus argument, set locus field from it.
17102 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17103 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17104 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17105 implicitly_declare, undeclared_variable, lookup_label,
17106 declare_label, c_make_fname_decl, c_builtin_function,
17107 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17110 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17113 * config/i386/i386.c (classify_argument): Check total size of
17116 2009-03-30 Martin Jambor <mjambor@suse.cz>
17118 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17119 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17120 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17123 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17124 seen_variable_array_ref while also traversing a union.
17126 * tree-inline.c (optimize_inline_calls): Do not call
17127 cgraph_node_remove_callees.
17128 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17129 (pass_remove_cgraph_callee_edges): New variable.
17130 * passes.c (init_optimization_passes): Add
17131 pass_remove_cgraph_callee_edges after early inlining and before all
17132 late intraprocedural passes.
17134 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17138 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17139 Fix typos in names.
17141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17143 * combine.c (simplify_comparison): Use have_insn_for.
17144 * dojump.c (do_jump): Likewise.
17146 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17148 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17149 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17150 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17151 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17152 instead of sparc_compare_emitted.
17153 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17154 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17155 instead of sparc_compare_emitted.
17157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17159 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17160 enter/exit cfglayout mode.
17161 (pass_partition_block): Require it.
17162 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17163 (combine_instructions): Track basic blocks instead of labels.
17164 (update_cfg_for_uncondjump): New.
17165 (try_combine): Use it. Update jumps after rescanning.
17166 (pass_combine): Require PROP_cfglayout.
17167 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17171 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17172 Provide/destroy PROP_cfglayout respectively.
17173 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17174 * tree-pass.h (PROP_cfglayout): New.
17176 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17178 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17179 fold_convert_const_fixed_from_fixed,
17180 fold_convert_const_fixed_from_int,
17181 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17182 set TREE_CONSTANT_OVERFLOW.
17183 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17184 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17186 2009-03-30 Ira Rosen <irar@il.ibm.com>
17188 * tree-vect-loop-manip.c: New file.
17189 * tree-vectorizer.c: Update documentation and included files.
17190 (vect_loop_location): Make extern.
17191 (rename_use_op): Move to tree-vect-loop-manip.c
17192 (rename_variables_in_bb, rename_variables_in_loop,
17193 slpeel_update_phis_for_duplicate_loop,
17194 slpeel_update_phi_nodes_for_guard1,
17195 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17196 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17197 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17198 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17199 find_loop_location): Likewise.
17200 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17201 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17202 get_vectype_for_scalar_type, vect_is_simple_use,
17203 supportable_widening_operation, supportable_narrowing_operation):
17205 (bb_in_loop_p): Move to tree-vect-loop.c.
17206 (new_loop_vec_info, destroy_loop_vec_info,
17207 reduction_code_for_scalar_code, report_vect_op,
17208 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17209 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17210 (vect_supportable_dr_alignment): Likewise.
17211 * tree-vectorizer.h (tree-data-ref.h): Include.
17212 (vect_loop_location): Declare.
17213 Reorganize function declarations according to the new file structure.
17214 * tree-vect-loop.c: New file.
17215 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17216 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17217 * tree-vect-data-refs.c: New file.
17218 * tree-vect-patterns.c (timevar.h): Don't include.
17219 * tree-vect-stmts.c: New file.
17220 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17221 tree-vect-slp.c, tree-vect-loop.c.
17222 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17223 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17224 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17225 (tree-vect-analyze.o): Remove.
17226 (tree-vect-transform.o): Likewise.
17227 (tree-vect-data-refs.o): Add rule.
17228 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17229 tree-vect-slp.o): Likewise.
17230 (tree-vect-patterns.o): Remove redundant dependencies.
17231 (tree-vectorizer.o): Likewise.
17232 * tree-vect-slp.c: New file.
17234 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17236 * optc-gen.awk: Warn if an option flag has multiple different
17239 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17241 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17242 -floop-block): Document dependences on PPL, CLooG and Graphite.
17244 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17246 PR rtl-optimization/323
17247 * c-common.c (c_fully_fold, convert_and_check,
17248 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17249 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17250 * c-common.def (EXCESS_PRECISION_EXPR): New.
17251 * c-cppbuiltin.c (builtin_define_float_constants): Define
17252 constants with enough digits for long double.
17253 * c-lex.c (interpret_float): Interpret constant with excess
17254 precision where appropriate.
17255 * c-opts.c (c_common_post_options): Set
17256 flag_excess_precision_cmdline. Give an error for
17257 -fexcess-precision=standard for C++ for processors where the
17258 option is significant.
17259 * c-parser.c (c_parser_conditional_expression): Handle excess
17260 precision in condition.
17261 * c-typeck.c (convert_arguments): Handle arguments with excess
17263 (build_unary_op): Move excess precision outside operation.
17264 (build_conditional_expr): Likewise.
17265 (build_compound_expr): Likewise.
17266 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17267 (build_modify_expr): Handle excess precision in RHS.
17268 (convert_for_assignment): Handle excess precision in converted
17270 (digest_init, output_init_element, process_init_element): Handle
17271 excess precision in initializer.
17272 (c_finish_return): Handle excess precision in return value.
17273 (build_binary_op): Handle excess precision in operands and add
17274 excess precision as needed for operation.
17275 * common.opt (-fexcess-precision=): New option.
17276 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17277 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17278 For standard excess precision, output explicit conversion to and
17279 truncation from XFmode.
17280 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17281 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17282 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17283 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17284 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17285 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17286 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17287 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17288 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17289 define_splits, sqrt<mode>2): Disable where appropriate for
17290 standard excess precision.
17291 * convert.c (convert_to_real): Do not shorten arithmetic to type
17292 for which excess precision would be used.
17293 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17294 * doc/invoke.texi (-fexcess-precision=): Document option.
17295 (-mfpmath=): Correct index entry.
17296 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17297 flag_excess_precision): New.
17298 * langhooks.c (lhd_post_options): Set
17299 flag_excess_precision_cmdline.
17300 * opts.c (common_handle_option): Handle -fexcess-precision=.
17301 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17302 init_excess_precision): New.
17303 (lang_dependent_init_target): Call init_excess_precision.
17304 * tree.c (excess_precision_type): New.
17305 * tree.h (excess_precision_type): Declare.
17307 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17310 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17311 non-lvalue to component.
17313 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17315 PR preprocessor/34695
17316 * Makefile.in (c-opts.o): Depend on c-tree.h.
17317 * c-common.c: Move down include of diagnostic.h.
17318 (done_lexing, c_cpp_error): New.
17319 * c-common.h (done_lexing): Declare.
17320 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17322 * c-opts.c: Include c-tree.h.
17323 (c_common_init_options): Set preprocessor error callback.
17324 (c_common_handle_option): Do not set preprocessor
17325 inhibit_warnings, warnings_are_errors, warn_system_headers,
17326 pedantic_errors or inhibit_warnings flags.
17327 (c_common_post_options): Do not check cpp_errors (parse_in).
17328 (c_common_finish): Do not output dependencies if there were
17329 errors. Do not check return value of cpp_finish.
17330 * c-ppoutput.c (pp_file_change): Set input_location.
17331 * c-tree.h (c_cpp_error): Declare.
17332 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17334 (diagnostic_build_prefix): Check override_column.
17335 * diagnostic.h (diagnostic_info): Add override_column field.
17336 (diagnostic_override_column): Define.
17338 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17340 * c-common.c (c_expand_expr, c_staticp): Remove.
17341 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17342 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17343 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17344 * c-gimplify.c (gimplify_compound_literal_expr,
17345 optimize_compound_literals_in_ctor): Remove.
17346 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17347 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17348 * c-semantics.c (emit_local_var): Remove.
17350 * langhooks-def.h (lhd_expand_expr): Remove.
17351 * langhooks.c (lhd_expand_expr): Remove.
17352 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17354 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17355 handling from c-semantics.c; don't call into langhook.
17356 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17357 * gimplify.c (gimplify_compound_literal_expr,
17358 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17359 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17360 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17361 as was done in c-gimplify.c.
17362 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17363 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17364 Move from c-common.h.
17365 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17367 * tree.c (staticp): Do not call langhook.
17368 * langhooks.c (lhd_staticp): Delete.
17369 * langhooks-def.h (lhd_staticp): Delete prototype.
17370 (LANG_HOOKS_STATICP): Delete.
17371 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17373 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17374 instead of DECL_STMTs.
17376 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17384 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17386 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17387 contained expression.
17388 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17389 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17390 conditional expressions for C.
17391 (decl_constant_value_for_optimization): Move from
17392 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17393 whether optimizing and that the expression is a VAR_DECL not of
17394 array type instead of doing such checks in the caller. Do not
17395 check pedantic. Call gcc_unreachable for C++.
17396 * c-common.def (C_MAYBE_CONST_EXPR): New.
17397 * c-common.h (c_fully_fold, c_save_expr,
17398 decl_constant_value_for_optimization): New prototypes.
17399 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17400 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17401 EXPR_INT_CONST_OPERANDS): Define.
17402 * c-convert.c (convert): Strip nops from expression.
17403 * c-decl.c (groktypename): Take extra parameters expr and
17404 expr_const_operands. Update call to grokdeclarator.
17405 (start_decl): Update call to grokdeclarator. Add statement for
17406 expressions used in type of decl.
17407 (grokparm): Update call to grokdeclarator.
17408 (push_parm_decl): Update call to grokdeclarator.
17409 (build_compound_literal): Add parameter non_const and build a
17410 C_MAYBE_COSNT_EXPR if applicable.
17411 (grokdeclarator): Take extra parameters expr and
17412 expr_const_operands. Track expressions used in declaration
17413 specifiers and declarators. Fold array sizes and track whether
17414 they are constant expressions and whether they are integer
17415 constant expressions.
17416 (parser_xref_tag): Set expr and expr_const_operands fields in
17418 (grokfield): Update call to grokdeclarator.
17419 (start_function): Update call to grokdeclarator.
17420 (build_null_declspecs): Set expr and expr_const_operands fields in
17422 (declspecs_add_type): Handle expressions in typeof specifiers.
17423 * c-parser.c (c_parser_declspecs): Set expr and
17424 expr_const_operands fields for declaration specifiers.
17425 (c_parser_enum_specifier): Likewise.
17426 (c_parser_struct_or_union_specifier): Likewise.
17427 (c_parser_typeof_specifier): Likewise. Update call to
17428 groktypename. Fold expression as needed. Return expressions with
17429 type instead of adding statements.
17430 (c_parser_attributes): Update calls to c_parser_expr_list.
17431 (c_parser_statement_after_labels): Fold expression before passing
17432 to objc_build_throw_stmt.
17433 (c_parser_condition): Fold expression.
17434 (c_parser_asm_operands): Fold expression.
17435 (c_parser_conditional_expression): Use c_save_expr. Update call
17436 to build_conditional_expr.
17437 (c_parser_alignof_expression): Update call to groktypename.
17438 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17439 original_code. Fold expression argument of va_arg. Create
17440 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17441 argument to va_arg. Update calls to groktypename. Fold array
17442 index for offsetof. Verify that first argument to
17443 __builtin_choose_expr has integer type.
17444 (c_parser_postfix_expression_after_paren_type): Update calls to
17445 groktypename and build_compound_literal. Handle expressions with
17446 side effects in type name.
17447 (c_parser_postfix_expression_after_primary): Update call to
17448 c_parser_expr_list. Set original_code for calls to
17449 __builtin_constant_p.
17450 (c_parser_expr_list): Take extra parameter fold_p. Fold
17451 expressions if requested.
17452 (c_parser_objc_type_name): Update call to groktypename.
17453 (c_parser_objc_synchronized_statement): Fold expression.
17454 (c_parser_objc_receiver): Fold expression.
17455 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17456 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17457 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17458 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17459 (struct c_typespec): Add elements expr and expr_const_operands.
17460 (struct c_declspecs): Add elements expr and expr_const_operands.
17461 (groktypename, build_conditional_expr, build_compound_literal):
17463 (in_late_binary_op): Declare.
17464 * c-typeck.c (note_integer_operands): New function.
17465 (in_late_binary_op): New variable.
17466 (decl_constant_value_for_broken_optimization): Move to c-common.c
17467 and rename to decl_constant_value_for_optimization.
17468 (default_function_array_conversion): Do not strip nops.
17469 (default_conversion): Do not call
17470 decl_constant_value_for_broken_optimization.
17471 (build_array_ref): Do not fold result.
17472 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17473 result when operand is a VLA.
17474 (c_expr_sizeof_type): Update call to groktypename. Handle
17475 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17476 result when operand names a VLA type.
17477 (build_function_call): Update call to build_compound_literal.
17478 Only fold result for calls to __builtin_* functions. Strip
17479 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17480 the function designator.
17481 (convert_arguments): Fold arguments. Update call to
17482 convert_for_assignment.
17483 (build_unary_op): Handle increment and decrement of
17484 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17485 decrement earlier. Fold operand of increment and decrement.
17486 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17487 built for integer operand. Wrap returns that are INTEGER_CSTs
17488 without being integer constant expressions or that have integer
17489 constant operands without being INTEGER_CSTs.
17490 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17491 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17492 result is an integer constant expression or can be used in
17493 unevaluated parts of one and avoid folding and wrap as
17494 appropriate. Fold operands before possibly doing -Wsign-compare
17496 (build_compound_expr): Wrap result for C99 if operands can be used
17497 in integer constant expressions.
17498 (build_c_cast): Update call to digest_init. Do not ignore
17499 overflow from casting floating-point constants to integers. Wrap
17500 results that could be confused with integer constant expressions,
17501 null pointer constants or floating-point constants.
17502 (c_cast_expr): Update call to groktypename. Handle expressions
17503 included in type name.
17504 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17505 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17506 Update calls to convert_for_assignment.
17507 (convert_for_assignment): Take new parameter
17508 null_pointer_constant. Do not strip nops or call
17509 decl_constant_value_for_broken_optimization. Set
17510 in_late_binary_op for conversions to boolean.
17511 (store_init_value): Update call to digest_init.
17512 (digest_init): Take new parameter null_pointer_constant. Do not
17513 call decl_constant_value_for_broken_optimization. pedwarn for
17514 initializers not constant expressions. Update calls to
17515 convert_for_assignment.
17516 (constructor_nonconst): New.
17517 (struct constructor_stack): Add nonconst element.
17518 (really_start_incremental_init, push_init_level, pop_init_level):
17519 Handle constructor_nonconst and nonconst element.
17520 (set_init_index): Call constant_expression_warning for array
17522 (output_init_element): Fold value. Set constructor_nonconst as
17523 applicable. pedwarn for initializers not constant expressions.
17524 Update call to digest_init. Call constant_expression_warning
17525 where constant initializers are required.
17526 (process_init_element): Use c_save_expr.
17527 (c_finish_goto_ptr): Fold expression.
17528 (c_finish_return): Fold return value. Update call to
17529 convert_for_assignment.
17530 (c_start_case): Fold switch expression.
17531 (c_process_expr_stmt): Fold expression.
17532 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17533 ensure statement expression is not evaluated in constant expression.
17534 (build_binary_op): Track whether results are integer constant
17535 expressions or may occur in such, disable folding and wrap results
17536 as applicable. Fold operands for -Wsign-compare warnings unless
17538 (c_objc_common_truthvalue_conversion): Handle results folded to
17539 integer constants that are not integer constant expressions.
17540 * doc/extend.texi: Document when typeof operands are evaluated,
17541 that condition of __builtin_choose_expr is an integer constant
17542 expression, and more about use of __builtin_constant_p in
17545 2009-03-29 Richard Guenther <rguenther@suse.de>
17547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17548 propagate addresses of array references.
17550 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17552 * regmove.c (perhaps_ends_bb_p): Remove.
17553 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17554 from INSN and check that the main loop stays within that basic block.
17555 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17556 (regmove_forward_pass): Split out from regmove_optimize. Use
17557 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17558 (regmove_backward_pass): Split out from regmove_optimize. Use
17559 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17560 (regmove_optimize): Simplify.
17562 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17565 * config/i386/i386.c (classify_argument): Ignore flexible array
17566 member in struct and warn ABI change.
17568 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17570 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17572 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17573 (ix86_adjust_cost): Updated.
17575 2009-03-29 Jan Hubicka <jh@suse.cz>
17577 PR middle-end/28850
17578 * tree-pass.h (pass_cleanup_eh): New function.
17579 (remove_unreachable_regions): Break code handling RTL
17580 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17581 that can not be reached by runtime.
17582 (can_be_reached_by_runtime): New function.
17583 (label_to_region_map): New function.
17584 (num_eh_regions): New function.
17585 (rtl_remove_unreachable_regions): New function.
17586 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17587 (remove_eh_region): New function.
17588 * except.h: Include sbitmap and vecprim.
17589 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17590 num_eh_regions): Declare.
17591 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17592 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17593 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17594 (tree_empty_eh_handler_p): New function.
17595 (cleanup_empty_eh): New function.
17596 (cleanup_eh): New function.
17597 (pass_cleanup_eh): New function.
17599 2009-03-29 Jan Hubicka <jh@suse.cz>
17601 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17602 for removed regions.
17604 2009-03-29 Jan Hubicka <jh@suse.cz>
17606 * except.c (dump_eh_tree): Dump all datastructures.
17608 2009-03-29 Jan Hubicka <jh@suse.cz>
17610 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17611 (duplicate_eh_regions_1): Likewise.
17612 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17613 vector; call EH verification.
17614 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17615 Be ready for region being removed.
17617 2009-03-29 Jan Hubicka <jh@suse.cz>
17619 * bitmap.c (bitmap_last_set_bit): New function.
17620 * bitmap.h (bitmap_last_set_bit): Declare.
17622 2009-03-29 David Ayers <ayers@fsfe.org>
17625 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17626 by calling objc_compare_types and surpress warnings about
17627 incompatible C pointers that are compatible ObjC pointers.
17629 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17631 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17632 call initialize_inline_failed.
17633 (initialize_inline_failed): Move it from here ...
17634 * cgraph.c (initialize_inline_failed): ... to here.
17635 (cgraph_create_edge): Call initialize_inline_failed rather than
17636 setting inline_failed directly.
17638 2009-03-29 Ben Elliston <bje@au.ibm.com>
17641 * sysv4.opt (msdata): Improve comment.
17642 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17643 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17645 2009-03-29 Ben Elliston <bje@au.ibm.com>
17648 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17649 load and store attributes.
17651 2009-03-29 Ben Elliston <bje@au.ibm.com>
17653 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17654 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17655 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17656 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17657 __builtin_infq and __builtin_huge_valq.
17659 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17661 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17666 2009-03-28 Xinliang David Li <davidxl@google.com>
17668 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17669 (do_dbg_cnt): New function.
17671 2009-03-28 Jan Hubicka <jh@suse.cz>
17673 Merge from pretty-ipa:
17675 2009-03-27 Jan Hubicka <jh@suse.cz>
17677 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17678 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17679 * passes.c (function_called_by_processed_nodes_p): New.
17680 * ipa-pure-const.c (check_call): Fix handling of operands.
17681 (analyze_function): Dump debug output for skipped bodies.
17682 (local_pure_const): Use function_called_by_processed_nodes_p.
17683 * dwarf2out.c (reference_to_unused): Use output.
17684 * passes.c (do_per_function_toporder): Likewise.
17686 2008-11-12 Jan Hubicka <jh@suse.cz>
17688 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17689 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17690 state_set_in_source enum
17691 (check_decl): Ignore memory tags; do not set fake looping flags;
17693 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17694 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17695 (check_call, analyze_function): Rewrite.
17697 (add_new_function): Update call of analyze_function.
17698 (generate_summary): Add call of analyze_function.
17699 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17700 (local_pure_const): New function.
17701 (pass_local_pure_const): New pass.
17702 * ipa-inline.c (inline_transform): Set after_inlining.
17703 * tree-eh.c (stmt_can_throw_external): New.
17704 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17705 work with aliasing built.
17706 * tree-flow.h (stmt_can_throw_external): New.
17707 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17708 and local pure/const pass in early and late optimization queue.
17710 2009-03-28 Martin Jambor <mjambor@suse.cz>
17712 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17714 (fold_binary): Allow function decl aligment consideration is the
17715 second argument is integer constant one.
17716 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17717 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17718 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17720 2009-03-28 Jan Hubicka <jh@suse.cz>
17722 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17723 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17724 * function.h (rtl_data): Add nothrow flag.
17725 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17726 set DECL_NOTHROW for AVAILABLE functions.
17728 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17730 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17731 following vector keyword has expansion starting with pixel or bool
17732 keyword, expand vector to __vector and pixel or bool to __pixel or
17736 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17737 warn_if_disallowed_function_p): Removed.
17738 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17739 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17740 warning_if_disallowed_function_p.
17741 * flags.h (warn_if_disallowed_function_p,
17742 warn_disallowed_functions): Removed.
17743 * common.opt (Wdisallowed-function-list=): Removed.
17744 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17746 2009-03-28 Richard Guenther <rguenther@suse.de>
17748 PR tree-optimization/38723
17749 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17752 2009-03-28 Jan Hubicka <jh@suse.cz>
17754 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17755 test introduced by my previous patch.
17757 2009-03-28 Richard Guenther <rguenther@suse.de>
17759 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17760 the PHIs value undefined.
17762 2009-03-28 Jan Hubicka <jh@suse.cz>
17764 * tree-pass.h (pass_fixup_cfg): New pass.
17765 * ipa-inline.c (inline_transform): Set
17766 always_inline_functions_inlined/after_inlining.
17767 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17768 (pass_fixup_cfg): New pass.
17769 * passes.c (init_optimization_passes): Add fixup_cfg.
17771 2009-03-28 Richard Guenther <rguenther@suse.de>
17773 PR tree-optimization/38458
17774 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17775 argument use the arguments copy-of value.
17777 2009-03-28 Richard Guenther <rguenther@suse.de>
17779 PR tree-optimization/38180
17780 * tree-ssa-ccp.c (get_default_value): Simplify.
17781 (likely_value): Likewise.
17782 (surely_varying_stmt_p): Properly handle VOP case.
17783 (ccp_initialize): Likewise.
17784 (ccp_fold): Handle propagating through *&.
17785 (fold_const_aggregate_ref): Also handle decls.
17787 2009-03-28 Jan Hubicka <jh@suse.cz>
17789 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17790 * cgraph.h (cgraph_node): Likewise.
17791 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17792 (cgraph_reset_node): Use process flag.
17793 (cgraph_mark_functions_to_output): Likewise.
17794 (cgraph_expand_function): Likewise.
17795 (cgraph_expand_all_functions): Likewise.
17796 (cgraph_output_in_order): Likewise.
17797 * dwarf2out.c (reference_to_unused): Likewise.
17798 * passes.c do_per_function_toporder): Likewise.
17800 2009-03-28 Jan Hubicka <jh@suse.cz>
17802 Bring from lto-branch:
17804 2008-09-03 Doug Kwan <dougkwan@google.com>
17806 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17807 enums instead of reason strings.
17808 * cgraph.c (cgraph_create_edge): Same.
17809 (cgraph_inline_failed_string): New function.
17810 * cgraph.h (cgraph_inline_failed_t): New enum type.
17811 (cgraph_inline_failed_string): New prototype.
17812 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17813 char pointer to cgraph_inline_failed_t.
17814 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17815 (cgraph_default_inline_p): Ditto.
17816 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17817 to cgraph_inline_failed_t pointer.
17818 * cif-code.def: New file.
17819 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17821 (cgraph_check_inline_limits): Change type of REASON to pointer to
17822 cgraph_inline_failed_t. Replace reason strings with enums.
17823 (cgraph_default_inline_p): Ditto.
17824 (cgraph_recursive_inlining_p): Ditto.
17825 (update_caller_keys): Change type of FAILED_REASON to
17826 cgraph_inline_failed_t.
17827 (cgraph_set_inline_failed): Change type of REASON to pointer to
17828 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17829 convert enums to strings for text output.
17830 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17831 to be of type cgraph_inline_failed_t. Replace reason strings with
17832 enums. Call cgraph_inline_failed_string to covert enums
17833 to strings for text output.
17834 (cgraph_decide_inlining): Replace reason strings with enums.
17835 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17836 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17838 * tree-inline.c (expand_call_inline): Change type of REASON
17839 to cgraph_inline_failed_t. Replace reason strings with enums.
17840 Call cgraph_inline_failed_string for text output.
17841 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17844 2009-03-28 Jan Hubicka <jh@suse.cz>
17846 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17847 cgraph_clone_node): Remove master clone handling.
17848 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17849 * cgraph.h (master_clone): Remove.
17850 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17851 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17852 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17854 2009-03-28 Jan Hubicka <jh@suse.cz>
17856 * cgraph.c (cgraph_function_body_availability): Functions declared
17857 inline are always safe to assume that it is not going to be replaced.
17859 2009-03-28 Richard Guenther <rguenther@suse.de>
17861 PR tree-optimization/38513
17862 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17864 EXC_PTR_EXPR and FILTER_EXPR.
17865 (get_ref_from_reference_ops): Likewise.
17867 2009-03-28 Richard Guenther <rguenther@suse.de>
17869 PR tree-optimization/38968
17870 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17871 Use FLOOR_MOD_EXPR to compute misalignment.
17873 2009-03-28 Richard Guenther <rguenther@suse.de>
17875 PR tree-optimization/37795
17876 * tree.h (combine_comparisons): Declare.
17877 * fold-const.c (combine_comparisons): Export.
17878 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17880 (ifcombine_iforif): Use combine_comparisons.
17882 2009-03-28 Jan Hubicka <jh@suse.cz>
17884 * tree-eh.c (inlinable_call_p): New function.
17885 (make_eh_edges): Use it.
17886 (verify_eh_edges): Use it.
17887 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17888 * except.c (reachable_next_level): Add inlinable_function argument
17889 (sjlj_find_directly_reachable_regions): Update.
17890 (add_reachable_handler): Do not set saw_any_handlers.
17891 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17892 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17893 Add new inlinable call parameter.
17894 (can_throw_internal, can_throw_external): Update.
17895 * except.h (can_throw_internal_1, can_throw_external_1,
17896 foreach_reachable_handler): Update declaration.
17898 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17900 * config/arm/t-arm-coff, config/h8300/coff.h,
17901 config/i386/i386-aout.h, config/i386/i386-coff.h,
17902 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17903 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17904 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17905 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17906 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17907 sys-types.h: Remove.
17908 * Makefile.in: Remove protoize and fixproto support and references
17910 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17911 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17913 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17914 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17915 unprotoize$(exeext).
17916 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17917 (.PHONY): Don't depend on proto.
17918 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17919 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17920 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17921 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17922 build/gen-protos.o, build/scan.o, xsys-protos.h,
17923 build/fix-header$(build_exeext), build/fix-header.o,
17924 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17925 stmp-install-fixproto): Remove.
17926 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17927 SYSCALLS.c or fixproto files.
17928 (install-common): Don't install protoize.
17929 (install-headers-tar, install-headers-cpio, install-headers-cp):
17930 Don't depend on $(STMP_FIXPROTO).
17931 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17932 install fixproto files or write out fixproto settings.
17933 (uninstall): Don't uninstall protoize.
17934 * config.gcc (use_fixproto): Remove.
17935 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17936 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17937 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17938 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17939 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17940 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17941 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17942 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17943 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17944 * config/t-vxworks (STMP_FIXPROTO): Remove.
17945 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17946 STMP_FIXPROTO): Remove.
17947 * config.in, configure: Regenerate.
17948 * crtstuff.c (gid_t, uid_t): Don't undefine.
17949 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17950 (arm-*-coff, arm-*-aout: Remove target entries.
17951 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17952 Remove mention of AIX 4.1.
17953 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17954 * doc/invoke.texi (Running Protoize): Remove.
17955 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17956 (Protoize Caveats): Remove.
17957 * tsystem.h: Update comments on headers assumed to exist.
17959 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17961 * genautomata.c: Add a new year to the copyright. Add a new
17963 (struct insn_reserv_decl): Add comments for member bypass_list.
17964 (find_bypass): Remove.
17965 (insert_bypass): New.
17966 (process_decls): Use insert_bypass.
17967 (output_internal_insn_latency_func): Output all bypasses with the
17968 same input insn in one switch case.
17970 * rtl.def (define_bypass): Describe bypass choice.
17971 * doc/md.texi (define_bypass): Ditto.
17973 2009-03-27 Richard Guenther <rguenther@suse.de>
17975 * gimplify.c (mark_addressable): Export.
17976 * tree-flow.h (mark_addressable): Declare.
17977 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17978 * tree-ssa.c (verify_phi_args): Verify that address taken
17979 variables have TREE_ADDRESSABLE set.
17981 2009-03-27 Richard Guenther <rguenther@suse.de>
17983 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17984 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17985 Do not mark decls TREE_ADDRESSABLE.
17986 (build_fold_addr_expr): Adjust.
17987 (fold_addr_expr): Remove.
17988 (fold_unary): Use build_fold_addr_expr.
17989 (fold_comparison): Likewise.
17990 (split_address_to_core_and_offset): Likewise.
17991 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17993 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17994 (gimplify_modify_expr_to_memcpy): Mark source and destination
17996 * omp-low.c (create_omp_child_function): Mark the object decl
17998 (lower_rec_input_clauses): Mark the var we take the address of
18000 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18002 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18004 PR middle-end/39315
18005 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18006 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18008 2009-03-27 Richard Guenther <rguenther@suse.de>
18010 PR tree-optimization/39120
18011 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18013 (handle_lhs_call): Process return constraints. Add escape
18014 constraints if necessary.
18015 (handle_const_call): Fill out return constraints. Make nested
18016 case more precise. Avoid consttmp if possible.
18017 (handle_pure_call): Fill out return constraints. Avoid
18018 callused if possible.
18019 (find_func_aliases): Simplify call handling.
18021 2009-03-27 Richard Guenther <rguenther@suse.de>
18023 PR tree-optimization/39120
18024 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18025 as a representative.
18026 (solve_graph): Do propagate CALLUSED.
18027 (handle_pure_call): Use a scalar constraint from CALLUSED for
18029 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18035 * c-common.c (handle_aligned_attribute): Properly check alignment
18036 overflow. Use (1U << i) instead of (1 << i).
18038 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18040 * expr.h (get_mem_align_offset): Updated.
18042 * tree.h (tree_decl_common): Change align to "unsigned int" and
18043 move it before pointer_alias_set.
18045 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18046 Jakub Jelinek <jakub@redhat.com>
18049 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18050 gr_register_operand with gr_reg_or_0_operand.
18051 (cmpxchg_rel_di): Likewise.
18052 (sync_lock_test_and_set<mode>): Likewise.
18054 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18056 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18057 (true_regnum): Likewise.
18059 * rtlanal.c (subreg_info): Moved to ...
18060 * rtl.h (subreg_info): Here. New.
18061 (subreg_get_info): New.
18063 * rtlanal.c (subreg_get_info): Make it extern.
18065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18068 * config/i386/i386.c (ix86_abi): New.
18069 (override_options): Handle -mabi=.
18070 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18071 (ix86_call_abi_override): Likewise.
18072 (init_cumulative_args): Likewise.
18073 (function_arg_advance): Likewise.
18074 (function_arg_64): Likewise.
18075 (function_arg): Likewise.
18076 (ix86_pass_by_reference): Likewise.
18077 (ix86_function_value_regno_p): Likewise.
18078 (ix86_build_builtin_va_list_abi): Likewise.
18079 (setup_incoming_varargs_64): Likewise.
18080 (is_va_list_char_pointer): Likewise.
18081 (ix86_init_machine_status): Likewise.
18082 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18083 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18084 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18085 (ix86_function_abi): Make it static and return enum calling_abi.
18086 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18088 (ix86_fn_abi_va_list): Updated.
18090 * config/i386/i386.h (ix86_abi): New.
18091 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18092 (CONDITIONAL_REGISTER_USAGE): Likewise.
18093 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18094 (machine_function): Likewise.
18096 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18098 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18099 (STACK_BOUNDARY): Likewise.
18100 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18102 * config/i386/i386.opt (mabi=): New.
18104 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18105 return enum calling_abi.
18106 (ix86_function_type_abi): Likewise.
18107 (ix86_function_abi): Removed.
18109 * doc/invoke.texi: Document -mabi= option for x86.
18111 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18113 * builtins.c (real_dconstp): Delete.
18114 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18116 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18117 Jakub Jelinek <jakub@redhat.com>
18120 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18121 (gen_subprogram_die): When a function is explicit, generate the
18122 DW_AT_explicit attribute.
18123 * langhooks.h (struct lang_hooks_for_decls): Add
18124 function_decl_explicit_p langhook.
18125 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18126 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18128 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18130 * builtins.c (fold_builtin_memory_op): Optimize memmove
18131 into memcpy if we can prove source and destination don't overlap.
18133 * tree-inline.c: Include gt-tree-inline.h.
18134 (clone_fn_id_num): New variable.
18135 (clone_function_name): New function.
18136 (tree_function_versioning): Use it.
18137 * Makefile.in (GTFILES): Add tree-inline.c.
18139 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18141 * BASE-VER: Change to 4.5.0.
18143 2009-03-27 Xinliang David Li <davidxl@google.com>
18145 PR tree-optimization/39557
18146 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18148 2009-03-27 Xinliang David Li <davidxl@google.com>
18150 PR tree-optimization/39548
18151 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18156 * c-common.c (pointer_int_sum): Use %wd on return from
18159 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18161 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18162 on return from tree_low_cst.
18164 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18167 * ginclude/stdarg.h (va_copy): Define also for
18168 __GXX_EXPERIMENTAL_CXX0X__.
18170 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18173 * builtins.h (c_strlen): Do not warn here.
18174 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18175 * c-common.c (pointer_int_sum): Take an explicit location.
18176 Warn about offsets out of bounds.
18177 * c-common.h (pointer_int_sum): Adjust declaration.
18179 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18181 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18184 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18187 * opts.c (warn_if_disallowed_function_p): Don't assume
18188 get_callee_fndecl must return non-NULL.
18190 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18192 PR rtl-optimization/39522
18193 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18194 when reg_reloaded_valid is set.
18196 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18198 * config/spu/divv2df3.c: New file.
18199 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18200 (DPBIT_FUNCS): Filter out _div_df.
18202 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18204 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18205 a jump insn, count that jump in the distance to the loop start.
18207 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18210 * config/sh/sh.c (calc_live_regs): Fix condition for global
18211 registers except PIC_OFFSET_TABLE_REGNUM.
18213 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18216 * doc/invoke.texi (-mconsole): New.
18218 (-mno-cygwin): New.
18220 (-mnop-fun-dllimport): New.
18224 (sub section "i386 and x86-64 Windows Options"): New.
18226 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18228 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18229 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18231 2009-03-25 Richard Guenther <rguenther@suse.de>
18233 PR middle-end/39497
18234 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18237 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18239 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18240 neither of haifa/selective schedulers are working.
18242 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18244 * doc/invoke.texi (Debugging Options): Fix description of
18245 -fno-merge-debug-strings.
18247 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18249 * config/cris/libgcc.ver: New version-script.
18250 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18252 * configure.ac <GAS features, nop mnemonic>: Add pattern
18253 crisv32-*-* for "nop".
18254 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18255 * configure: Regenerate.
18257 2009-03-24 Ira Rosen <irar@il.ibm.com>
18259 PR tree-optimization/39529
18260 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18261 mark_sym_for_renaming for the tag copied to the new vector
18264 2009-03-24 Arthur Loiret <aloiret@debian.org>
18266 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18267 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18268 EXTRA_SPEC_FUNCTIONS.
18269 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18270 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18271 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18272 -march and -mtune options.
18274 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18276 * config/m68k/t-rtems: Add m5329 multilib.
18278 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18279 Jakub Jelinek <jakub@redhat.com>
18282 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18285 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18288 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18289 instead of c_parser_expression_conv, if original_code isn't one of the
18290 4 allowed comparison codes, fail.
18292 2009-03-23 Richard Guenther <rguenther@suse.de>
18294 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18295 * tree.h (struct tree_type): Likewise.
18296 * reload.h (struct insn_chain): Likewise.
18297 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18298 * function.h (struct function): Likewise.
18299 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18301 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18303 PR tree-optimization/39516
18304 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18306 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18308 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18309 should be set true if BITS_PER_WORD of target is bigger than 32
18311 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18313 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18314 Translate -B-options to -rpath-link. Correct existing
18315 rpath-link and conditionalize on !nostdlib.
18317 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18319 * doc/extend.texi (Function Attributes, Variable Attributes):
18321 * doc/invoke.texi (Debugging Options, Optimize Options)
18322 (i386 and x86-64 Options, MCore Options): Likewise.
18324 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18327 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18328 it for block local namespace aliases.
18329 (gen_decl_die): Pass context_die to gen_namespace_die.
18331 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18334 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18335 minimum or maximum value.
18337 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18339 * reginfo.c (globalize_reg): Recompute derived reg sets.
18341 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18344 * libgcc2.c (mprotect): Do not use signed arguments for
18345 VirtualProtect, use DWORD arguments. Also fix the 'may
18346 be used uninitialized' warning for the np variable.
18348 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18351 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18352 functions using regparm calling conventions when not optimizing.
18353 (ix86_function_sseregparm): Similarly for sseregparm calling
18356 2009-03-19 Li Feng <nemokingdom@gmail.com>
18358 PR middle-end/39500
18359 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18360 dependence if the first conflict is after niter iterations.
18362 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18364 PR middle-end/38609
18365 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18366 functions with dynamic stack-pointer adjustments.
18368 2009-03-19 Ben Elliston <bje@au.ibm.com>
18370 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18371 option; change to -msdata=data.
18373 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18375 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18378 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18381 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18383 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18385 * doc/invoke.texi (Code Gen Options): Expand discussion of
18388 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18390 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18391 * matrix-reorg.c (struct matrix_info): Likewise.
18392 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18393 * rtl.h (struct mem_attrs): Likewise.
18394 * df.h (struct df): Likewise.
18395 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18396 * ira-int.h (struct ira_allocno): Likewise.
18397 * df-scan.c (struct df_collection_rec): Likewise.
18398 * ira.c (struct equivalence): Likewise.
18399 * function.c (struct temp_slot): Likewise.
18400 * cfgloop.h (struct loop): Likewise.
18403 * function.c (use_register_for_decl): When not optimizing, disregard
18404 register keyword for variables with types containing methods.
18406 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18408 PR middle-end/39447
18409 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18410 (is_simple_operand): Call contains_component_ref_p before calling data
18411 reference analysis that would fail on COMPONENT_REFs.
18413 * tree-vrp.c (search_for_addr_array): Fix formatting.
18415 2009-03-18 Richard Guenther <rguenther@suse.de>
18417 * tree-vect-transform.c (vect_loop_versioning): Fold the
18418 generated comparisons.
18419 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18420 (slpeel_tree_peel_loop_to_edge): Likewise.
18422 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18424 PR middle-end/37805
18425 * opts.c (print_specific_help): In addition to `undocumented',
18426 accept `separate' and `joined' flags if passed alone. Describe
18427 output by the first matched one of those.
18428 (common_handle_option): Skip over empty strings.
18429 * gcc.c (display_help): Fix help string for `--help='.
18430 * doc/invoke.texi (Option Summary, Overall Options): With
18431 `--help=', classes and qualifiers can both be repeated, but
18432 only the latter can be negated. One should not pass only
18433 negated qualifiers. Fix markup and examples.
18436 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18437 PR middle-end/37805
18438 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18439 and -fhelp=separate.
18441 2009-03-17 Jing Yu <jingyu@google.com>
18443 PR middle-end/39378
18444 * function.h (struct rtl_data): Move is_thunk from here...
18445 (struct function): ...to here.
18446 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18447 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18449 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18451 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18452 (alpha_output_function_end_prologue): Likewise.
18453 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18454 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18455 (rs6000_output_function_epilogue): Likewise.
18456 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18458 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18461 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18462 from different units in a single alternative.
18463 (*truncdfsf_i387): Ditto.
18464 (*truncxfsf2_mixed): Ditto.
18465 (*truncxfdf2_mixed): Ditto.
18467 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18470 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18473 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18474 unused non-artificial variables when not optimizing.
18477 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18478 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18479 NAMESPACE_DECL in its DECL_INITIAL.
18481 PR middle-end/39443
18482 * optabs.c (set_user_assembler_libfunc): New function.
18483 * expr.h (set_user_assembler_libfunc): New prototype.
18484 * c-common.c: Include libfuncs.h.
18485 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18486 for memcmp, memset, memcpy, memmove and abort.
18487 * Makefile.in (c-common.o): Depend on libfuncs.h.
18490 * dwarf2out.c (gen_inlined_enumeration_type_die,
18491 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18492 gen_tagged_type_instantiation_die): Removed.
18493 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18496 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18499 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18501 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18502 (check-parallel-%): Ditto.
18503 (check-consistency): Ditto.
18505 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18507 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18508 local variable rhs by NULL_TREE.
18510 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18513 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18515 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18518 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18520 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18523 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18524 for ms->sysv ABI calls only in 64bit mode.
18526 * config/i386/i386.md (untyped_call): Support 32bit.
18528 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18530 * doc/extend.texi: Replace x86_65 with x86_64.
18532 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18534 PR tree-optimization/39455
18535 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18536 mismatches for POINTER_TYPE_P (type).
18537 (number_of_iterations_le): Likewise.
18539 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18541 * config/picochip/picochip.c: Removed profiling support.
18542 * config/picochip/picochip.md: Removed profiling instruction.
18543 * config/picochip/picochip.h: Removed profiling builtin.
18545 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18547 * doc/install.texi (--with-host-libstdcxx): Document.
18549 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18552 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18553 generate a warning if the function name does not begin with
18554 "__vector" and the function has either the 'signal' or 'interrupt'
18555 attribute, from here to ...
18556 (avr_declare_function_name): ...here. New function.
18557 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18558 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18560 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18563 * cse.c (fold_rtx): Don't modify original const_arg1 when
18564 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18565 separate variable instead.
18566 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18567 from out of range shift counts.
18568 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18570 2009-03-13 Catherine Moore <clm@codesourcery.com>
18572 * config/i386/x-mingw32 (host-mingw32.o): Replace
18573 diagnostic.h with $(DIAGNOSTIC_H).
18575 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18578 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18580 * config/i386/sync.md (sync_compare_and_swap<mode>,
18581 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18582 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18584 (sync_double_compare_and_swapdi_pic,
18585 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18586 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18588 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18591 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18593 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18596 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18597 (avx_addsubv4df3): Likewise.
18598 (*avx_addsubv4sf3): Likewise.
18599 (sse3_addsubv4sf3): Likewise.
18601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18604 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18606 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18609 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18610 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18611 registers for allocnos created from user-defined variables.
18613 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18616 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18617 of non-integer mode as well.
18619 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18621 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18622 for functions for which the parameter types are unknown.
18624 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18627 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18628 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18629 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18630 * config/i386/i386.c (ix86_local_alignment): For
18631 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18632 long long variables on the stack to avoid dynamic realignment.
18633 Allow the first argument to be a decl rather than type.
18634 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18636 2009-03-11 Nick Clifton <nickc@redhat.com>
18639 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18641 Add description to mno-lsim option.
18642 * config/mcore/mcore.h: Remove comment about deprecated m4align
18644 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18645 * doc/invoke.texi: Add description of mno-lsim and
18646 mstack-increment options.
18648 * config/fr30/fr30.opt: Document the -mno-lsim option.
18649 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18650 and -mno-lsim options.
18652 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18654 * fold-const.c (fold_comparison): Only call fold_inf_compare
18655 if the mode supports infinities.
18657 2009-03-11 Jason Merrill <jason@redhat.com>
18660 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18661 end already did. Notice GIMPLE_CALL modifications of the result.
18662 Don't copy debug information from an ignored decl or a decl from
18665 2009-03-10 Richard Guenther <rguenther@suse.de>
18666 Nathan Froyd <froydnj@codesourcery.com>
18668 PR middle-end/37850
18669 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18670 (__divMODE3): Likewise.
18672 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18674 PR tree-optimization/39394
18675 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18676 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18678 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18680 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18681 inline asms for register asm ("") declarations.
18683 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18685 * fold-const.c (fold_unary): Fix comment.
18687 2009-03-07 Jan Hubicka <jh@suse.cz>
18690 * tree-inline.c (setup_one_parameter): Do replacement of const
18691 argument by constant in SSA form.
18693 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18695 PR middle-end/38028
18696 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18697 determine alignment passed to assign_stack_local.
18698 (assign_parms_unsplit_complex): Likewise.
18699 * except.c (sjlj_build_landing_pads): Likewise.
18701 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18703 PR middle-end/39360
18704 * tree-flow.h (add_referenced_var): Return bool instead of void.
18705 * tree-dfa.c (add_referenced_var): Return result of
18706 referenced_var_check_and_insert call.
18707 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18708 of referenced_var_check_and_insert.
18711 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18712 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18713 DIE, don't emit it if abstract origin already has it.
18714 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18715 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18717 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18719 * genpreds.c (needs_variable): Fix parentheses at variable name
18721 (write_tm_constrs_h): Indent generated code.
18723 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18725 * doc/extend.texi (Function Attributes): Add documentation
18726 for isr attributes.
18728 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18731 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18732 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18734 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18736 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18739 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18742 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18743 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18745 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18747 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18748 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18749 constants instead of magic numbers.
18750 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18752 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18753 (x86_64_ms_abi_int_parameter_registers): Ditto.
18754 (x86_64_int_return_registers): Ditto.
18755 (ix86_maybe_switch_abi): Ditto.
18756 (ix86_expand_call): Ditto for clobbered_registers array.
18757 (ix86_hard_regno_mode_ok): Ditto.
18758 (x86_extended_QIreg_mentioned_p): Ditto.
18760 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18762 PR tree-optimization/39349
18763 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18765 * combine.c (gen_lowpart_for_combine): Use omode when generating
18768 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18770 PR rtl-optimization/39235
18771 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18773 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18775 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18777 2009-03-04 Richard Guenther <rguenther@suse.de>
18779 PR tree-optimization/39362
18780 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18781 that occur in abnormal PHIs should be varying.
18783 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18785 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18787 (simple_iv): Take loop as an argument instead of statement.
18788 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18789 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18791 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18793 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18794 * matrix-reorg.c (analyze_transpose): Ditto.
18795 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18796 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18797 * tree-predcom.c (ref_at_iteration): Ditto.
18798 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18800 2009-03-04 Richard Guenther <rguenther@suse.de>
18802 PR tree-optimization/39358
18803 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18804 escaped_id and callused_id.
18805 (solve_graph): Likewise.
18807 2009-03-04 Richard Guenther <rguenther@suse.de>
18809 PR tree-optimization/39339
18810 * tree-sra.c (try_instantiate_multiple_fields): Make it
18811 no longer ICE on the above.
18813 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18815 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18816 that fits within Pmode.
18818 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18820 PR middle-end/10109
18821 * tm.texi (LIBCALL_VALUE): Update description.
18823 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18825 PR middle-end/34443
18826 * doc/extend.texi (section): Update description.
18828 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18830 PR middle-end/39345
18831 * tree-inline.c (remapped_type): New.
18832 (can_be_nonlocal): Call remapped_type instead of remap_type.
18834 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18837 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18838 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18840 2009-03-03 Richard Guenther <rguenther@suse.de>
18842 PR middle-end/39272
18843 * tree.c (tree_nonartificial_location): New function.
18844 * tree.h (tree_nonartificial_location): Declare.
18845 * builtins.c (expand_builtin_memory_chk): Provide location
18846 of the call location for artificial function pieces.
18847 (maybe_emit_chk_warning): Likewise.
18848 (maybe_emit_sprintf_chk_warning): Likewise.
18849 (maybe_emit_free_warning): Likewise.
18850 * expr.c (expand_expr_real_1): Likewise.
18852 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18854 PR tree-optimization/39343
18855 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18856 COMPONENT_REF t has ARRAY_TYPE.
18858 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18860 PR middle-end/39335
18861 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18862 when the type precision of the induction variable should be
18863 larger than the type precision of nit.
18864 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18865 * graphite.c (graphite_loop_normal_form): Same.
18866 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18868 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18870 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18871 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18872 numbers to describe clobbered registers.
18873 (*call_value_0_rex64_ms_sysv): Ditto.
18874 * config/i386/mmx.md (mmx_emms): Ditto.
18875 (mmx_femms): Ditto.
18877 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18879 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18882 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18884 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18885 (spu_section_type_flags): New function.
18887 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18890 reg_class_contents of FLOAT_REGS into a temporary.
18892 2009-03-02 Richard Guenther <rguenther@suse.de>
18893 Ira Rosen <irar@il.ibm.com>
18895 PR tree-optimization/39318
18896 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18897 information to the vectorized statement.
18899 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18902 variable. Use defined names instead of magic constants for REX SSE
18905 2009-03-01 Richard Guenther <rguenther@suse.de>
18907 PR tree-optimization/39331
18908 * omp-low.c (lower_send_shared_vars): Do not receive new
18909 values for the reference of DECL_BY_REFERENCE parms or results.
18911 2009-03-01 Jan Hubicka <jh@suse.cz>
18914 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18915 BLOCK_NONLOCALIZED_VAR): New macros.
18916 (tree_block): Add nonlocalized_vars.
18917 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18918 gen_decl_die): Add origin argument. Allow generation of die with
18919 origin at hand only.
18920 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18921 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18923 (gen_block_die): Fix checking for unused blocks.
18924 (process_scope_var): Break out from .... ; work with origins only.
18925 (decls_for_scope) ... here; process nonlocalized list.
18926 (dwarf2out_ignore_block): Look for nonlocalized vars.
18927 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18929 (dump_scope_block): Dump them.
18930 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18931 (remap_block): Likewise.
18932 (can_be_nonlocal): New predicate.
18933 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18935 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18937 * configure: Regenerate.
18939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18941 * optc-gen.awk: No need to duplicate option flags twice.
18942 Reuse help texts for duplicate options which do not have any.
18944 * gcc.c (display_help): Document --version.
18946 * gcc.c (main): If print_help_list and verbose_flag, ensure
18947 driver output comes before subprocess output.
18949 * optc-gen.awk: Assign all remaining fields to help string,
18950 space-separated, for multi-line help in *.opt.
18952 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18953 -Wno-pedantic-ms-format is for MinGW targets only.
18955 * doc/options.texi (Option file format): Fix bad indentation,
18956 restoring dropped sentence.
18958 2009-02-28 Jan Hubicka <jh@suse.cz>
18960 * tree-inline.c (tree_function_versioning): Output debug info.
18962 2009-02-28 Jan Hubicka <jh@suse.cz>
18965 * tree-inline.c (setup_one_parameter): Do not copy propagate
18966 arguments when not optimizing.
18968 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18971 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18972 (avx_addsubv4df3): Likewise.
18973 (*avx_addsubv4sf3): Likewise.
18974 (sse3_addsubv4sf3): Likewise.
18975 (*avx_addsubv2df3): Likewise.
18976 (sse3_addsubv2df3): Likewise.
18977 (avx_unpckhps256): Correct item selectors.
18978 (avx_unpcklps256): Likewise.
18979 (avx_unpckhpd256): Likewise.
18980 (avx_unpcklpd256): Likewise.
18982 2009-02-28 Jan Hubicka <jh@suse.cz>
18984 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18986 (copy_arguments_for_versioning): If var is declared don't declare it.
18987 (tree_function_versioning): First setup substitutions and then copy
18990 2009-02-27 Jan Hubicka <jh@suse.cz>
18993 * cgraph.h (varpool_output_debug_info): Remove.
18994 * cgraphunit.c (varpool_output_debug_info): Remove.
18995 * dwarf2out.c (deferred_locations_struct): New struct
18996 (deferred_locations): New type.
18997 (deferred_locations_list): New static var.
18998 (deffer_location): New function.
18999 (gen_variable_die): Use it.
19000 (decls_for_scope): Output info on local static vars.
19001 (dwarf2out_finish): Process deferred locations.
19002 * varpool.c (varpool_output_debug_info): Remove.
19004 2009-02-27 Jan Hubicka <jh@suse.cz>
19007 * tree.h (TREE_PROTECTED): Fix comment.
19008 (BLOCK_HANDLER_BLOCK): Remove.
19009 (struct tree_block): Remove handler_block add body_block.
19010 (inlined_function_outer_scope_p): New.
19011 (is_body_block): Remove.
19012 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19013 * dwarf2out.c (is_inlined_entry_point): Remove.
19014 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19015 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19017 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19018 * gimplify.c (gimplify_expr): Gimplify body blocks.
19019 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19020 block with multiple subblocks.
19021 (dump_scope_block): Prettier output; dump more flags and info.
19022 (dump_scope_blocks): New.
19023 (remove_unused_locals): Use dump_scope_blocks.
19024 * tree-flow.h (dump_scope_blocks): Declare.
19025 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19026 * stmt.c (is_body_block): Remove.
19027 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19028 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19030 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19032 PR middle-end/39308
19033 * graphite.c (graphite_loop_normal_form): Do not call
19034 number_of_iterations_exit from a gcc_assert.
19036 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19038 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19039 jumps if COND is NULL.
19040 (find_cond_jump): New function.
19041 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19042 * config/s390/s390.md: Remove z10_cobra attribute value.
19044 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19046 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19047 force_const_mem returns NULL_RTX.
19049 2009-02-26 Jan Hubicka <jh@suse.cz>
19052 * cgraph.h (varpool_output_debug_info): Remove.
19053 * cgraphunit.c (varpool_output_debug_info): Remove.
19054 * dwarf2out.c (deferred_locations_struct): New struct
19055 (deferred_locations): New type.
19056 (deferred_locations_list): New static var.
19057 (deffer_location): New function.
19058 (gen_variable_die): Use it.
19059 (decls_for_scope): Output info on local static vars.
19060 (dwarf2out_finish): Process deferred locations.
19061 * varpool.c (varpool_output_debug_info): Remove.
19063 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19065 PR rtl-optimization/39241
19066 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19067 to subreg_offset_representable_p.
19069 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19071 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19072 execute function prototype. Get f and nregs from max_reg_num
19073 and get_insns. Remove the first backward pass as it's dead,
19074 guard the forward pass by flag_expensive_optimizations.
19075 (rest_of_handle_regmove): Delete.
19076 (pass_regmove): Replace it with regmove_optimize.
19078 2009-02-25 Martin Jambor <mjambor@suse.cz>
19080 PR tree-optimization/39259
19081 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19082 calls_alloca function flags.
19083 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19084 calls are detected.
19086 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19088 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19089 flags_set_1_rtx, flags_set_1_set): Delete.
19090 (regmove_optimize): Do not call mark_flags_life_zones.
19092 2009-02-24 Julian Brown <julian@codesourcery.com>
19095 * config/arm/arm.c (require_pic_register): Only set
19096 cfun->machine->pic_reg once per function.
19098 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19100 * doc/invoke.texi (Link Options): Document an easier way to pass
19101 options that take arguments to the GNU linker using -Xlinker and -Wl.
19103 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19106 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19108 2009-02-24 Richard Guenther <rguenther@suse.de>
19111 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19113 2009-02-24 Richard Guenther <rguenther@suse.de>
19114 Zdenek Dvorak <ook@ucw.cz>
19116 PR tree-optimization/39233
19117 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19118 from converting them to a generic type.
19120 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19122 PR tree-optimization/39260
19123 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19124 contains a condition with a real type.
19125 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19127 2009-02-23 Jason Merrill <jason@redhat.com>
19130 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19131 narrowing_initializer_constant_valid_p.
19132 (narrowing_initializer_constant_valid_p): Don't return
19133 null_pointer_node for adding a pointer to itself.
19135 2009-02-23 Jan Hubicka <jh@suse.cz>
19138 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19141 2009-02-23 Jan Hubicka <jh@suse.cz>
19143 PR tree-optimization/37709
19144 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19145 * tree.h (block_ultimate_origin): Declare.
19146 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19147 * tree-ssa-live.c (remove_unused_scope_block_p):
19148 Eliminate blocks containig no instructions nor live variables nor
19150 (dump_scope_block): New function.
19151 (remove_unused_locals): Enable removal of dead blocks by default;
19152 enable dumping at TDF_DETAILS.
19154 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19156 * config/i386/i386.c (classify_argument): Don't allow COImode
19158 (function_arg_advance_32): Don't allow OImode.
19159 (function_arg_32): Likewise.
19160 (function_value_32): Likewise.
19161 (return_in_memory_32): Likewise.
19162 (function_arg_64): Remove OImode comment.
19164 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19167 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19168 ix86_expand_vector_set for V4DImode in 64bit mode only.
19169 (ix86_expand_vector_init_one_var): Likewise.
19171 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19173 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19175 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19178 * loop-iv.c: Revert last change.
19179 * emit-rtl.c: Likewise.
19181 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19184 * config/i386/i386.c (type_natural_mode): Remove an extra
19185 space in the warning message.
19186 (function_value_32): Handle 32-byte vector modes.
19187 (return_in_memory_32): Likewise.
19189 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19191 * loop-iv.c (truncate_value): New function.
19192 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19194 (lowpart_subreg): Move to...
19195 * emit-rtl.c: ...here.
19197 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19199 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19200 accidental and undocumented change at revision 140860.
19202 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19204 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19205 take gimple_seq * arguments.
19206 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19207 types_compatible_p langhook.
19209 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19210 Joseph Myers <joseph@codesourcery.com>
19212 * config/arm/arm.c (arm_builtin_va_list): New function.
19213 (arm_expand_builtin_va_start): Likewise.
19214 (arm_gimplify_va_arg_expr): Likewise.
19215 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19216 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19217 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19218 (va_list_type): New variable.
19219 (arm_mangle_type): Mangle va_list_type appropriately.
19221 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19223 PR middle-end/39157
19224 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19225 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19226 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19227 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19228 parameter to 1000 for -O1 by default.
19229 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19231 * loop-invariant.c: Include params.h.
19232 (move_loop_invariants): Don't call move_single_loop_invariants on
19235 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19237 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19238 offset when calculating bounds for indexing stack_usage_map. Fixes
19239 a buffer overflow with certain target setups.
19241 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19244 * calls.c (expand_call): Clear try_tail_call if caller and callee
19245 disagree in promotion of function return value.
19247 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19250 * c-common.c (c_determine_visibility): If visibility changed and
19251 DECL_RTL has been already set, call make_decl_rtl to update symbol
19254 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19257 * varasm.c (assemble_variable): Don't check DECL_NAME when
19258 globalizing a variable.
19260 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19263 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19264 expression before any __builtin_trap call.
19265 * c-typeck.c (build_function_call): Convert and check function
19266 arguments before generating a call to a trap. Evaluate the
19267 function arguments before the trap.
19269 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19273 (UNSPEC_FXAM_MEM): New unspec.
19274 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19275 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19276 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19278 2009-02-19 Richard Guenther <rguenther@suse.de>
19280 PR tree-optimization/39207
19281 PR tree-optimization/39074
19282 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19283 storedanything_tree): New.
19284 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19285 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19286 (build_succ_graph): Add edges from STOREDANYTHING to all
19288 (init_base_vars): Initialize STOREDANYTHING.
19289 (compute_points_to_sets): Free substitution info after
19290 building the succ graph.
19291 (ipa_pta_execute): Likewise.
19293 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19295 (do_ds_constraint): Do not add to special var or non-pointer
19297 (type_could_have_pointers): Split out from ...
19298 (could_have_pointers): ... here. For arrays use the element type.
19299 (create_variable_info_for): Initialize may_have_pointers.
19300 (new_var_info): Likewise.
19301 (handle_lhs_call): Make the HEAP variable unknown-sized.
19302 (intra_create_variable_infos): Use a type with pointers for
19303 PARM_NOALIAS, make it unknown-sized.
19305 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19308 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19310 2009-02-18 Jason Merrill <jason@redhat.com>
19313 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19314 value if DECL_EXTERNAL.
19315 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19316 * target.h (gcc_target::binds_local_p): Clarify "module".
19317 * tree.h (TREE_PUBLIC): Clarify "module".
19319 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19322 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19323 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19325 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19328 * c.opt (Wabi): Support C and ObjC.
19331 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19333 * config/i386/i386.c (classify_argument): Warn once about the ABI
19334 change when passing union with long double.
19336 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19338 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19341 * c-parser.c (c_parser_compound_statement): Always enter and leave
19344 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19347 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19349 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19351 PR tree-optimization/36922
19352 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19353 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19356 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19358 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19361 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19363 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19367 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19370 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19371 Richard Sandiford <rdsandiford@googlemail.com>
19373 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19374 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19375 (loongson_biadd): ...this.
19377 2009-02-17 Richard Guenther <rguenther@suse.de>
19379 PR tree-optimization/39202
19380 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19381 a var make sure to follow existing collapses.
19383 2009-02-17 Richard Guenther <rguenther@suse.de>
19385 PR middle-end/39214
19386 * langhooks.c (lhd_print_error_function): Check for NULL block.
19388 2009-02-17 Richard Guenther <rguenther@suse.de>
19390 PR tree-optimization/39204
19391 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19394 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19396 * config/soft-fp/double.h: Update from glibc CVS.
19398 2009-02-17 Richard Guenther <rguenther@suse.de>
19400 PR tree-optimization/39207
19401 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19402 strict-aliasing warnings for pointers pointing to NULL.
19404 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19407 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19408 skipping until next close brace.
19410 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19413 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19414 to function argument boundary.
19416 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19418 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19419 in the lea_add. Reload eventually constraints it properly.
19420 * config/picochip/constraints.md: Remove the target constraint
19421 "b", since it is not needed anymore.
19423 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19425 * gthr-dce.h: Uglify function parameter and local variable names.
19426 * gthr-gnat.h: Likewise.
19427 * gthr-mipssde.h: Likewise.
19428 * gthr-nks.h: Likewise.
19429 * gthr-posix95.h: Likewise.
19430 * gthr-posix.h: Likewise.
19431 * gthr-rtems.h: Likewise.
19432 * gthr-single.h: Likewise.
19433 * gthr-solaris.h: Likewise.
19434 * gthr-tpf.h: Likewise.
19435 * gthr-vxworks.h: Likewise.
19436 * gthr-win32.h: Likewise.
19438 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19441 * config/i386/i386.md: Restrict the new peephole2 to move
19442 between MMX/SSE registers.
19444 2009-02-15 Richard Guenther <rguenther@suse.de>
19447 2009-02-13 Richard Guenther <rguenther@suse.de>
19449 * configure.ac: Enable LFS.
19450 * configure: Re-generate.
19451 * config.in: Likewise.
19453 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19455 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19456 spu_srqwbyte, spu_srqwbytebc): Define.
19457 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19458 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19459 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19460 "shrqby_<mode>"): New insn-and-split patterns.
19461 * config/spu/spu.c (expand_builtin_args): Determine and return
19462 number of operands using spu_builtin_description data.
19463 (spu_expand_builtin_1): Use it.
19465 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19468 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19471 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19474 * config/i386/i386.c (override_options): Correct warning
19475 messages for -malign-loops, -malign-jumps and -malign-functions.
19477 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19480 * config/i386/i386.md: Restrict the new peephole2 to move
19481 between the general purpose registers.
19483 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19486 * config/i386/i386.c (type_natural_mode): Add a new argument.
19487 Return the original mode and warn ABI change if vector size is 32byte.
19488 (function_arg_advance): Updated.
19489 (function_arg): Likewise.
19490 (ix86_function_value): Likewise.
19491 (ix86_return_in_memory): Likewise.
19492 (ix86_sol10_return_in_memory): Likewise.
19493 (ix86_gimplify_va_arg): Likewise.
19494 (function_arg_32): Don't warn ABX ABI change here.
19495 (function_arg_64): Likewise.
19497 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19499 * loop-iv.c (implies_p): In the final case, test that operands 0
19500 of the two comparisons match.
19502 * config/bfin/bfin.c (find_prev_insn_start): New function.
19503 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19504 (find_next_insn_start): Move.
19506 2009-02-13 Richard Guenther <rguenther@suse.de>
19508 * configure.ac: Enable LFS.
19509 * configure: Re-generate.
19510 * config.in: Likewise.
19512 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19515 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19516 sizes on syntax error after some arguments have been parsed.
19518 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19520 * doc/invoke.texi (-fira): Remove.
19522 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19524 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19525 * recog.c: Likewise.
19528 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19530 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19531 (umul_ppmm): Likewise.
19532 (count_leading_zeros): Likewise.
19533 (count_trailing_zeros): Likewise.
19534 (UMUL_TIME): Likewise.
19536 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19538 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19539 soft-fp/t-softfp to tmake_file.
19541 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19542 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19543 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19544 IA64_BUILTIN_INFQ]: New.
19545 (ia64_init_builtins): Initialize __builtin_infq,
19546 __builtin_fabsq and __builtin_copysignq if not HPUX.
19547 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19548 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19550 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19552 (__fixtfti): Likewise.
19553 (__fixunstfti): Likewise.
19554 (__floattitf): Likewise.
19556 * config/ia64/libgcc-glibc.ver: New.
19557 * config/ia64/t-fprules-softfp: Likewise.
19558 * config/ia64/sfp-machine.h: Likewise.
19560 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19561 (LIBGCC2_TF_CEXT): Likewise.
19562 (TF_SIZE): Likewise.
19563 (TARGET_INIT_LIBFUNCS): Likewise.
19565 * config/ia64/t-glibc (SHLINB_MAPFILES):
19566 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19568 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19570 * config/i386/i386.c (construct_container): Rewrite processing
19571 BLKmode with X86_64_SSE_CLASS.
19573 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19576 * config/i386/i386.md: Replace simplify_replace_rtx with
19577 replace_rtx in the new peephole2.
19579 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19581 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19582 loop unrolling do not happen at -O2.
19584 2009-02-12 Michael Matz <matz@suse.de>
19586 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19588 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19590 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19593 2009-02-12 Ben Elliston <bje@au.ibm.com>
19595 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19596 patterns when updating the back chain. Missed in the 2009-02-10
19599 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19601 * doc/extend.texi (Decimal Floating Types): Update identifier of
19602 draft TR and list of missing support.
19604 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19606 PR middle-end/39154
19607 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19608 bit to variable length decl's flags, add it also to its
19609 pointer replacement variable.
19611 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19612 Jakub Jelinek <jakub@redhat.com>
19615 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19616 (memory_blockage): New expander.
19617 (*memory_blockage): New insn pattern.
19618 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19619 instead of general blockage at the end of function prologue when
19620 frame pointer is used to access red zone area. Do not emit blockage
19621 when profiling, it is emitted in generic code.
19622 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19623 function epilogue when frame pointer is used to access red zone area.
19625 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19628 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19629 by arithmetic with memory operands.
19630 * config/i386/predicates.md (commutative_operator): New.
19632 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19634 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19637 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19639 * alias.h (record_alias_subset): Declare.
19640 * alias.c (record_alias_subset): Make global.
19642 2009-02-10 Nick Clifton <nickc@redhat.com>
19644 * tree-parloops.c: Change license to GPLv3.
19645 * ipa-struct-reorg.c: Change license to GPLv3.
19646 * ipa-struct-reorg.h: Change license to GPLv3.
19648 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19651 * c-decl.c (start_struct): Return NULL on error.
19653 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19655 PR middle-end/39124
19656 * cfgloopmanip.c (remove_path): Call remove_bbs after
19657 cancel_loop_tree, not before it.
19660 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19661 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19662 VAR_DECLs were seen.
19663 * tree-ssa-live.c (remove_unused_locals): Recompute
19664 cfun->has_local_explicit_reg_vars.
19665 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19666 copies or clearings if cfun->has_local_explicit_reg_vars.
19668 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19671 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19672 of function prologue when frame pointer is used to access
19675 2009-02-10 Richard Guenther <rguenther@suse.de>
19677 PR middle-end/39127
19678 * gimplify.c (gimple_regimplify_operands): Always look if
19679 we need to create a temporary.
19681 2009-02-10 Richard Guenther <rguenther@suse.de>
19683 PR tree-optimization/39132
19684 * tree-loop-distribution.c (todo): New global var.
19685 (generate_memset_zero): Trigger TODO_rebuild_alias.
19686 (tree_loop_distribution): Return todo.
19688 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19691 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19692 (x86_64_reg_class_name): Removed.
19693 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19694 first one isn't X86_64_SSE_CLASS or any other ones aren't
19695 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19696 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19697 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19698 and 3 X86_64_SSEUP_CLASS.
19699 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19700 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19702 2009-02-10 Ben Elliston <bje@au.ibm.com>
19704 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19705 form instruction to update the stack back chain word, even if the
19706 user has disabled the generation of update instructions.
19707 (movdi_<mode>_update_stack): New.
19708 (movsi_update_stack): Likewise.
19709 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19710 always use an update form instruction to update the stack back
19713 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19715 PR middle-end/38953
19716 * graphite.c (if_region_set_false_region): After moving a region in
19717 the false branch of a condition, remove the empty dummy basic block.
19718 (gloog): Remove wrong fix for PR38953.
19720 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19722 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19723 generation due to implicit sign extension.
19725 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19727 PR middle-end/38981
19728 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19729 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19731 2009-02-09 Richard Guenther <rguenther@suse.de>
19733 PR middle-end/35202
19734 * convert.c (convert_to_real): Disable (float)fn((double)x)
19735 to fnf(x) conversion if errno differences may occur and
19736 -fmath-errno is set.
19738 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19740 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19741 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19742 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19744 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19747 * c-common.c (handle_alias_attribute): Disallow attribute for
19748 anything not a FUNCTION_DECL or VAR_DECL.
19750 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19753 * real.c (do_compare): Special-case compare of zero against
19754 decimal float value.
19756 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19759 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19760 as indicating flexible array members unless the field itself is
19761 being declarared as the incomplete array.
19763 2009-02-06 Jan Hubicka <jh@suse.cz>
19765 PR tree-optimization/38844
19766 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19767 is already inlined.
19769 2009-02-06 Richard Guenther <rguenther@suse.de>
19771 PR middle-end/38977
19772 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19773 fork because we may expand it as __gcov_fork.
19775 2009-02-06 Nick Clifton <nickc@redhat.com>
19777 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19779 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19781 PR tree-optimization/35659
19782 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19783 vn_phi_eq): Shortcut if hashcode does not match.
19784 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19786 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19787 and avoid iterative_hash_expr.
19788 (FOR_EACH_VALUE_ID_IN_SET): New.
19789 (value_id_compare): Remove.
19790 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19791 sort expressions by value id.
19793 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19796 * config/sh/predicates.md (general_movsrc_operand): Don't check
19797 the subreg of system registers here.
19799 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19802 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19803 on the copied decl.
19805 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19807 PR rtl-optimization/39110
19808 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19809 addresses, not aligned ones.
19811 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19812 Richard Guenther <rguenther@suse.de>
19814 PR tree-optimization/39100
19815 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19816 comment says and add edges.
19818 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19821 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19822 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19824 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19826 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19827 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19828 register_bb_in_sese, new_sese, free_sese): Moved.
19829 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19830 outermost_loop_in_scop, build_scop_iteration_domain,
19831 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19832 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19833 Use loop_in_sese_p instead of loop_in_scop_p.
19834 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19835 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19836 (scopdet_basic_block_info): Fix bug in scop detection.
19837 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19838 eq_loop_to_cloog_loop): Remove.
19839 (nb_loops_around_loop_in_scop, nb_loop
19840 ref_nb_loops): Moved here...
19841 * graphite.h (ref_nb_loops): ... from here.
19842 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19843 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19844 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19845 * testsuite/gcc.dg/graphite/scop-19.c: New
19847 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19848 Hans-Peter Nilsson <hp@axis.com>
19850 PR rtl-optimization/37889
19851 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19852 Move offset handling from PLUS to before the switch. Use new
19853 arguments when considering SYMBOL_REFs too.
19854 (rtx_addr_can_trap_p): Pass dummy offset and size.
19855 (enum may_trap_p_flags): Remove.
19856 (may_trap_p_1): Pass size from MEM_SIZE.
19858 PR rtl-optimization/38921
19859 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19860 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19861 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19862 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19864 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19866 AVX Programming Reference (January, 2009)
19867 * config/i386/sse.md (*vpclmulqdq): New.
19869 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19871 PR tree-optimization/38977
19872 PR gcov-profile/38292
19873 * calls.c (special_function_p): Disregard __builtin_ prefix.
19875 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19877 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19878 non-indexable addresses even before reload.
19880 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19883 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19884 as having variable size. Do not give an error for unnamed
19885 parameters with [*] declarators. Give a warning for type names
19886 with [*] declarators and mark them as variable size.
19887 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19888 for sizeof applied to [*] type names.
19890 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19893 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19895 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19897 * gcc.c (process_command): Update copyright notice dates.
19898 * gcov.c (print_version): Likewise.
19899 * gcov-dump.c (print_version): Likewise.
19900 * mips-tfile.c (main): Likewise.
19901 * mips-tdump.c (main): Likewise.
19903 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19906 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19907 for composite type involving a zero-length array type.
19909 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19912 * function.c (match_asm_constraints_1): Skip over
19913 initial optional % in the constraint.
19915 PR inline-asm/39059
19916 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19917 supported, don't accept FIXED_CSTs.
19918 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19919 and _Sat is used without _Fract/_Accum. Set specs->type to
19920 integer_type_node for cts_fract/cts_accum if fixed point is not
19923 2009-02-02 Catherine Moore <clm@codesourcery.com>
19925 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19927 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19929 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19930 (ABI_HAS_64BIT_SYMBOLS): Use it.
19931 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19933 2009-02-02 Paul Brook <paul@codesourcery.com>
19935 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19937 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19939 PR inline-asm/39058
19940 * recog.h (asm_operand_ok): Add constraints argument.
19941 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19942 recurse on matching constraint.
19943 (check_asm_operands): Pass constraints as 3rd argument to
19944 asm_operand_ok. Don't look up matching constraint here.
19945 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19948 2009-02-02 Ben Elliston <bje@au.ibm.com>
19950 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19951 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19953 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19955 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19956 information. Remove some obsolete information. Reorganize.
19958 * config/pa/fptr.c: Revert license to GPL 2.
19959 * config/pa/milli64.S: Likewise.
19961 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19964 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19965 LIBRARY name in, instead of hard-coding it.
19966 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19967 extra target make frag to tmake_files according to EH model.
19968 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19969 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19970 frags that define makefile variable EH_MODEL appropriately.
19971 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19972 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19973 to "-sjlj" according to type of EH configured.
19974 (LIBGCC_SONAME): Concatenate it to shared library base name.
19975 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19976 to "_sjlj" according to type of EH configured.
19977 (LIBGCC_SONAME): Concatenate it to shared library base name.
19978 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19979 (SHLIB_LINK): Add missing semicolon to if-else construct.
19980 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19981 string value of "pe_dll" command-line option.
19982 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19983 (SHLIB_SONAME): Use it when overriding t-cygming default.
19984 (SHLIB_IMPLIB): Override t-cygming default.
19985 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19986 string value of "pe_dll" command-line option.
19988 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19991 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19992 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19994 2009-01-31 Richard Guenther <rguenther@suse.de>
19996 PR tree-optimization/38937
19997 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19998 computing the transitive closure.
20000 2009-01-30 Richard Guenther <rguenther@suse.de>
20002 PR tree-optimization/39041
20003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20004 Propagate variable indices only if the types match for this stmt.
20006 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20009 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20010 inline but never defined.
20012 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20014 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20015 (*insv_h_di_reg_extimm): New insn.
20016 (*insv_l<mode>_reg_extimm): New insn.
20018 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20020 * config/picochip/picochip.c (flag_conserve_stack): set
20021 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20022 fconserve-stack. Reduce call-overhead used by inliner.
20024 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20027 * common.opt (flag_conserve_stack): Initialised to zero.
20029 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20032 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20033 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20036 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20038 * ira-color.c (allocno_reload_assign): Update comments.
20039 * regmove.c (regmove_optimize): Likewise.
20043 2009-01-29 Robert Millan <rmh@aybabtu.com>
20045 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20046 * config/i386/kopensolaris-gnu.h: New file. Undefine
20047 `MD_UNWIND_SUPPORT'.
20048 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20050 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20052 PR tree-optimization/39007
20053 * tree-loop-distribution.c (generate_builtin): Use
20054 recompute_dominator to compute the immediate dominator of the
20055 basic block just after the loop.
20057 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20059 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20060 (ASM_OUTPUT_DWARF_PCREL): Define.
20062 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20064 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20065 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20066 global. Modify entries about regmove and IRA.
20068 * ra-conflict.c: Remove the file.
20070 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20072 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20073 (pass_regclass_init): Rename to pass_reginfo_init.
20075 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20077 * toplev.h (flag_ira): Remove.
20079 * caller-save.c (setup_save_areas): Remove flag_ira.
20081 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20083 * global.c: Remove the file.
20085 * opts.c (decode_options): Remove flag_ira.
20087 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20089 * regmove.c: Modify file description.
20090 (find_use_as_address, try_auto_increment): Define them only if
20091 AUTO_INC_DEC is defined.
20092 (replacement_quality, replace_in_call_usage, fixup_match_1,
20093 stable_and_no_regs_but_for_p): Remove.
20094 (reg_set_in_bb): Make it static.
20095 (regmove_optimize): Remove flag_ira and code which worked for
20098 * local-alloc.c: Remove the file.
20100 * common.opt (fira): Remove.
20102 * ira.c: Include except.h.
20103 (eliminable_regset): Move from global.c.
20104 (mark_elimination): Ditto. Remove flag_ira.
20105 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20106 equiv_mem_modified, validate_equiv_mem_from_store,
20107 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20108 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20109 no_equiv, recorded_label_ref): Move from local-alloc.c.
20110 (update_equiv_regs): Ditto. Make it static.
20111 (print_insn_chain, print_insn_chains): Move it from global.c.
20112 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20113 (build_insn_chain): Ditto. Make it static.
20114 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20115 Rename to init_live_subregs.
20116 (gate_ira): Remove flag_ira.
20118 * regclass.c: Rename reginfo.c. Change file description.
20119 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20120 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20121 (init_reg_sets_1): Remove code for evaluation of
20122 reg_class_superclasses and losing_caller_save_reg_set.
20123 (init_regs): Remove init_reg_autoinc.
20124 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20125 ok_for_base_p_nonstrict): Remove.
20126 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20127 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20128 corresponding entries.
20129 (dump_regclass, record_operand_costs, scan_one_insn,
20130 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20131 record_address_regs, auto_inc_dec_reg_p): Remove.
20132 (gt-regclass.h): Rename to gt-reginfo.h.
20134 * rtl.h (dump_global_regs, retry_global_alloc,
20135 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20137 * Makefile.in (RA_H): Remove.
20138 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20139 Rename regclass.o to reginfo.o.
20140 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20142 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20143 (GTFILES): Rename regclass.c to reginfo.c.
20145 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20146 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20148 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20149 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20151 (finish_spills): Ditto. Remove code for !flag_ira.
20153 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20155 PR middle-end/35854
20156 * doc/invoke.texi (rtl debug options): Complete rewrite.
20157 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20159 * mode-switching.c (pass_mode_switching): Rename pass from
20160 "mode-sw" to "mode_sw".
20161 * except.c (pass_convert_to_eh_ranges): Rename pass from
20162 "eh-ranges" to "eh_ranges".
20163 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20167 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20168 Alexander Monakov <amonakov@ispras.ru>
20170 PR middle-end/38857
20171 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20173 (move_exprs_to_boundary): Change return type and pass through
20174 should_move from move_op. Relax assert. Update usage ...
20175 (schedule_expr_on_boundary): ... here. Use should_move instead of
20177 (move_op_orig_expr_found): Indicate that insn was disconnected from
20179 (code_motion_process_successors): Do not call after_merge_succs
20180 callback if original expression was not found when traversing any of
20182 (code_motion_path_driver): Change return type. Update prototype.
20183 (move_op): Update comment. Add a new parameter (should_move). Update
20184 prototype. Set *should_move based on indication provided by
20185 move_op_orig_expr_found.
20187 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20189 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20190 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20191 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20192 * config/rs6000/rs6000.c (rs6000_override_options): Default
20193 avoid-indexed-addresses on for Power6, off for everything else.
20194 (avoiding_indexed_address_p): New function.
20195 (rs6000_legitimize_address): Use it.
20196 (rs6000_legitimate_address): Likewise.
20197 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20199 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20201 PR tree-optimization/38997
20202 * tree-loop-distribution.c (generate_memset_zero): Use
20203 POINTER_PLUS_EXPR for a pointer addition.
20205 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20207 * config/s390/s390.md (bswap<mode>2): New pattern added.
20209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20211 * config/s390/s390.md (*tls_load_31): Added type attribute.
20213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20215 * config/s390/s390.md: Fix a few comments.
20217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20219 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20220 (*tm<mode>_full): Fixed z10prop attribute.
20221 (*tst<mode>_extimm): Fixed z10prop attribute.
20222 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20223 (*tstqiCCT_cconly): Fixed z10prop attribute.
20224 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20225 (*movsi_larl): Fixed z10prop attribute.
20226 (*movsi_zarch): Fixed z10prop attribute.
20227 (*movsi_eas): Fixed z10prop attribute.
20228 (*movhi): Fixed z10prop attribute.
20229 (*movqi): Fixed z10prop attribute.
20230 (*movstrictqi): Fixed z10prop attribute.
20231 (*mov<mode>): Fixed z10prop attribute.
20232 (*movcc): Fixed z10prop attribute.
20233 (*sethighpartdi_64): Fixed z10prop attribute.
20234 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20235 (*negdi2_sign_cc): Fixed z10prop attribute.
20236 (*negdi2_sign): Fixed z10prop attribute.
20237 (*absdi2_sign_cc): Fixed z10prop attribute.
20238 (*absdi2_sign): Fixed z10prop attribute.
20239 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20240 (*negabsdi2_sign): Fixed z10prop attribute.
20241 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20242 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20243 (doloop_si64): Fixed z10prop attribute.
20244 (doloop_si31): Fixed z10prop attribute.
20245 (doloop_long): Fixed z10prop attribute.
20246 (indirect_jump): Fixed z10prop attribute.
20247 (nop): Fixed z10prop attribute.
20248 (main_base_64): Fixed z10prop attribute.
20249 (reload_base_64): Fixed z10prop attribute.
20251 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20253 PR rtl-optimization/38740
20254 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20256 * config/mips/mips.c (mips_reorg): Likewise.
20258 2009-01-28 Richard Guenther <rguenther@suse.de>
20260 PR tree-optimization/38926
20261 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20262 with the correct value id to a value.
20263 (do_regular_insertion): Use the value number of edoubleprime
20264 for the value number of the expr.
20267 2008-08-21 Richard Guenther <rguenther@suse.de>
20269 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20270 a PHI ask VN if it is already available.
20271 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20272 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20274 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20276 PR middle-end/38934
20277 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20278 set to varying whenever max has TREE_OVERFLOW set, similarly
20279 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20281 2009-01-28 Richard Guenther <rguenther@suse.de>
20283 PR middle-end/38908
20284 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20285 uninitialized aggregate uses in call arguments.
20287 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20289 PR tree-optimization/38984
20290 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20291 the nothing_id variable if -fno-delete-null-pointer-checks.
20293 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20296 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20297 (set_got_offset_rex64): Ditto.
20299 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20302 * doc/extend.texi: Improve local variable with asm reg.
20304 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20306 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20307 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20308 was not supplied then set warn_packed_bitfield_compat to the
20309 default value of 1.
20310 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20313 2009-01-27 Richard Guenther <rguenther@suse.de>
20315 PR tree-optimization/38503
20316 * cfgexpand.c (expand_gimple_basic_block): Ignore
20317 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20318 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20319 variables that cannot have TBAA applied.
20320 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20323 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20325 PR middle-end/38969
20326 * calls.c (initialize_argument_information): Do not wrap complex
20327 arguments in SAVE_EXPR.
20329 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20331 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20332 (INSTALL_LIBGCC): Revert typo commit.
20334 2009-01-26 Richard Guenther <rguenther@suse.de>
20336 PR tree-optimization/38745
20337 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20338 from special handling.
20340 2009-01-26 Richard Guenther <rguenther@suse.de>
20342 PR tree-optimization/38745
20343 * tree-ssa.c (execute_update_addresses_taken): Do not include
20344 variables that cannot possibly be a register in not_reg_needs.
20345 Do not clear TREE_ADDRESSABLE on vars that may not become
20347 * tree-ssa.c (update_alias_info_1): Include those in the set
20348 of addressable vars.
20350 2009-01-26 Richard Guenther <rguenther@suse.de>
20352 PR middle-end/38851
20353 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20354 * tree-ssa-dse.c: Include langhooks.h
20355 (execute_simple_dse): Remove stores with zero size.
20357 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20360 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20363 2009-01-24 Julian Brown <julian@codesourcery.com>
20365 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20366 config/arm/linux-atomic.c.
20367 * config/arm/linux-atomic.c: New.
20369 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20371 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20372 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20373 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20375 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20378 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20381 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20383 PR tree-optimization/38953
20384 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20385 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20386 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20387 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20390 2009-01-24 Paul Brook <paul@codesourcery.com>
20392 * config/arm/neon.md (neon_type): Move to arm.md.
20393 (neon_mov<VSTRUCT>): Add neon_type attribute.
20394 * config/arm/arm.md (neon_type): Move to here.
20395 (conds): Add "unconditioal" and use as default for NEON insns.
20397 2009-01-24 Ben Elliston <bje@au.ibm.com>
20399 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20400 void *' warning from -Wc++-compat.
20401 * Makefile.in (dominance.o-warn): Remove.
20403 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20405 PR tree-optimization/38932
20406 * fold-const.c (fold_unary_ignore_overflow): New.
20407 * tree.h (fold_unary_ignore_overflow): Declare.
20408 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20409 * tree-ssa-sccvn.c (visit_reference_op_load,
20410 simplify_unary_expression): Likewise.
20412 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20414 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20415 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20416 regardless of their type.
20417 * c-common.c (handle_packed_attribute): Don't ignore packed on
20419 * c.opt (Wpacked-bitfield-compat): New warning option.
20420 * stor-layout.c (place_field): Warn if offset of a field changed.
20421 * doc/extend.texi (packed): Mention the ABI change.
20422 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20423 (Warning Options): Add it to the list.
20425 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20427 * c-opts.c (c_common_post_options): Fix a typo in comments.
20429 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20431 PR middle-end/38615
20432 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20433 variables to static.
20434 * doc/invoke.texi (-fmerge-all-constants): Update description.
20436 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20439 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20440 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20442 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20444 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20446 (LOCAL_ALIGNMENT): Similarly.
20448 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20449 Joseph Myers <joseph@codesourcery.com>
20451 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20452 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20453 * config/arm/arm-tune.md: Regenerate.
20454 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20457 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20459 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20460 version number to five.
20462 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20465 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20466 * c-common.c (set_underlying_type): Likewise.
20467 (is_typedef_decl ): Likewise
20469 (set_underlying_type): Likewise.
20470 (is_typedef_type): Likewise.
20472 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20474 PR middle-end/38587
20475 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20478 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20481 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20482 (LIBGCC_SPEC): Don't define.
20483 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20485 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20487 PR rtl-optimization/38879
20488 * alias.c (base_alias_check): Unaligned access via AND address can
20489 alias all surrounding object types except those with sizes equal
20490 or wider than the size of unaligned access.
20492 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20495 * c-decl.c (clone_underlying_type): Move this ...
20496 * c-common.c (set_underlying_type): ... here.
20497 Also, make sure the function properly sets TYPE_STUB_DECL() on
20498 the newly created typedef variant type.
20499 (is_typedef_decl ): New entry point.
20500 * tree.h: Added a new member member_types_needing_access_check to
20501 struct tree_decl_non_common.
20502 (set_underlying_type): New entry point.
20503 (is_typedef_type): Likewise.
20505 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20507 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20508 Check whether two instructions have memory references that
20509 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20510 are helper functions for traversing.
20511 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20512 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20513 not to draw dependency edge for instructions with non-conflicting
20516 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20519 * longlong.h: Update copyright years. Use soft-fp license notice.
20520 Sync __clz_tab declaration with glibc.
20522 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20525 * doc/extend.texi (syscall_linkage): New.
20526 (version_id): Modify.
20528 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20529 Richard Guenther <rguenther@suse.de>
20531 PR tree-optimization/38747
20532 PR tree-optimization/38748
20533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20534 conversion if the base address is an indirect reference and the
20535 aliasing sets could cause issues.
20537 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20539 * common.opt (fgraphite, fgraphite-identity): Add comment for
20540 explaining why these options are not documented.
20542 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20544 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20545 gimple_call_lhs is NULL.
20547 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20550 * emit-rtl.c (adjust_address_1): Make sure memref is never
20553 2009-01-20 Ben Elliston <bje@au.ibm.com>
20555 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20556 const qualifier from arg parameter. Remove unnecessary cast to char *.
20557 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20558 const qualifier from arg 2.
20560 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20562 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20564 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20567 * rtl.h (reinit_regs): New prototype.
20568 * regclass.c: Include ira.h.
20569 (reinit_regs): New.
20570 * Makefile.in (regclass.o): Add ira.h.
20571 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20573 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20576 * c-common.c (handle_aligned_attribute): Use
20577 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20578 default alignment value.
20580 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20582 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20583 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20585 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20586 __BIGGEST_ALIGNMENT__.
20588 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20590 2009-01-18 Richard Guenther <rguenther@suse.de>
20592 PR tree-optimization/38819
20593 * tree-flow.h (operation_could_trap_helper_p): Declare.
20594 * tree-eh.c (operation_could_trap_helper_p): Export.
20595 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20596 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20597 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20598 are about to insert a possibly trapping instruction and fail
20601 2009-01-18 Andreas Schwab <schwab@suse.de>
20603 * doc/install.texi (Configuration): Remove obsolete paragraph
20604 about use of --with-gnu-ld with --with-gnu-as.
20606 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20608 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20609 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20610 Follow spelling conventions.
20612 2009-01-18 Ben Elliston <bje@au.ibm.com>
20614 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20615 C++ warning about implicit conversion from void * to struct
20617 (bitmap_obstack_free): Likewise for bitmap_element *.
20618 * Makefile.in (bitmap.o-warn): Remove.
20620 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20622 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20624 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20625 Tobias Grosser <tobi.grosser@amd.com>
20627 * graphite.c (graphite_trans_scop_block): Do not block single
20630 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20632 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20633 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20634 test with assertion.
20636 2009-01-16 Richard Guenther <rguenther@suse.de>
20638 PR tree-optimization/38835
20639 PR middle-end/36227
20640 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20641 and INT + PTR -> (INT)(PTR p+ INT) folding.
20642 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20644 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20647 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20648 the subreg from a lowpart subreg if it is also casting the value.
20650 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20651 Tobias Grosser <tobi.grosser@amd.com>
20653 * graphite.c (compare_prefix_loops): New.
20654 (build_scop_canonical_schedules): Rewritten.
20655 (graphite_transform_loops): Move build_scop_canonical_schedules
20656 after build_scop_iteration_domain.
20658 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20659 Tobias Grosser <tobi.grosser@amd.com>
20661 * graphite.c (add_conditions_to_domain): Add the loops to
20662 the dimension of the iteration domain. Do copy the domain
20663 only when it exists.
20664 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20665 (add_conditions_to_constraints): New.
20666 (can_generate_code_stmt, can_generate_code): Removed.
20667 (gloog): Do not call can_generate_code.
20668 (graphite_transform_loops): Call add_conditions_to_constraints
20669 after building the iteration domain.
20671 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20673 PR tree-optimization/38789
20674 * tree-ssa-threadedge.c
20675 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20676 __builtin_constant_p.
20678 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20680 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20681 examined before deleting them.
20683 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20685 * function.c (aggregate_value_p): Correctly extract the function
20686 type from CALL_EXPR_FN lookup.
20688 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20690 * config/picochip/picochip.c (picochip_override_options): Revert
20691 CFI asm flag disable commited previously.
20693 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20694 Tobias Grosser <tobi.grosser@amd.com>
20695 Jan Sjodin <jan.sjodin@amd.com>
20697 * graphite.c (scan_tree_for_params): On substractions negate
20698 all the coefficients of the term.
20699 (clast_to_gcc_expression_red): New. Handle reduction expressions
20700 of more than two operands.
20701 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20702 (get_vdef_before_scop): Handle also the case of default definitions.
20704 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20706 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20707 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20708 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20710 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20711 Joey Ye <joey.ye@intel.com>
20713 PR middle-end/37843
20714 * cfgexpand.c (expand_stack_alignment): Don't update stack
20715 boundary nor check incoming stack boundary here.
20716 (gimple_expand_cfg): Update stack boundary and check incoming
20717 stack boundary here.
20719 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20721 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20723 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20725 PR rtl-optimization/38245
20726 * calls.c (expand_call): Add stack arguments to
20727 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20728 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20729 in regs and partially in memory or BLKmode arguments.
20730 (emit_library_call_value_1): Add stack arguments to
20731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20732 ACCUMULATE_OUTGOING_ARGS).
20733 * dce.c: Include tm_p.h.
20734 (find_call_stack_args): New function.
20735 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20737 (mark_insn): Call find_call_stack_args for CALL_Ps.
20738 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20739 forwards. Allocate and free arg_stores bitmap if needed, pass it
20740 down to deletable_insn_p, don't mark stores set in arg_stores
20741 bitmap, clear the bitmap at the beginning of each bb.
20742 * Makefile.in (dce.o): Depend on $(TM_P_H).
20744 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20747 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20748 to make sure the insn is a conditional test (bug 22599). Reformat a
20751 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20753 PR middle-end/38431
20754 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20755 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20756 (gloog): Do not call cleanup_tree_cfg.
20757 (graphite_transform_loops): Call cleanup_tree_cfg after all
20758 scops have been code generated.
20760 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20761 * doc/gty.texi (Invoking the garbage collector): Added new node
20762 and section documenting ggc_collect.
20764 2009-01-14 Richard Guenther <rguenther@suse.de>
20766 PR tree-optimization/38826
20767 PR middle-end/38477
20768 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20769 initialization notes only if we actually emitted a warning.
20770 (intra_create_variable_infos): Add constraints for a result decl
20771 that is passed by hidden reference.
20772 (build_pred_graph): Mark all related variables non-direct on
20775 2009-01-14 Nick Clifton <nickc@redhat.com>
20777 * ira-conflicts.c: Include addresses.h for the definition of
20779 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20780 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20782 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20785 * Makefile.in (ira-lives.o): Add except.h.
20787 * ira-lives.c: Include except.h.
20788 (process_bb_node_lives): Process can_throw_internal.
20790 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20792 PR rtl-optimization/38774
20793 * combine.c (simplify_set): When undoing cc_use change, don't do
20794 PUT_CODE on the newly created comparison, but instead put back the
20797 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20799 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20800 values. Remove duplicate arm8 entry.
20802 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20804 PR tree-optimization/38786
20805 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20806 the SSA_NAME case of expand_scalar_variables_expr.
20807 Set the type of an expression to the type of its assign statement.
20808 (expand_scalar_variables_expr): Also gather the scalar computation
20809 used to index the memory access. Do not pass loop_p.
20810 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20811 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20812 the gimple_stmt_iterator where it inserts new code.
20813 Do not pass loop_p.
20814 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20815 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20817 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20819 * graphite.h (debug_value): Removed.
20820 * graphite.c (debug_value): Removed.
20822 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20824 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20825 ldrd/strd with two 32-bit instructions.
20827 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20829 * config/arm/arm.c (struct processors): Pass for speed down into
20830 cost helper functions.
20831 (const_ok_for_op): Handle COMPARE and inequality nodes.
20832 (arm_rtx_costs_1): Rewrite.
20833 (arm_size_rtx_costs): Update prototype.
20834 (arm_rtx_costs): Pass speed down to helper functions.
20835 (arm_slowmul_rtx_costs): Rework cost calculations.
20836 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20837 (arm_9e_rtx_costs): Likewise.
20839 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20841 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20842 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20843 (alpha_legitimize_address): Do not split local symbols wider than
20844 UNITS_PER_WORD into HIGH/LO_SUM parts.
20846 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20849 * gcc.c (process_command): Replace call to execvp with calls
20850 to pex_one and exit.
20852 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20855 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20856 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20857 variant for devices with 3-byte PC.
20858 (__tablejump_elpm__): New.
20860 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20863 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20864 offsetof member-designator, handle it as `[0].'.
20866 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20868 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20869 function when not using named sections on targets with named sections
20870 if branch distance is less than 262132.
20872 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20874 * combine.c (combine_instructions): Recompute
20875 optimize_this_for_speed_p for each BB in the main combine loop.
20877 2009-01-12 Tomas Bily <tbily@suse.cz>
20880 * tree-loop-distribution.c (prop_phis): New function.
20881 (generate_builtin): Call prop_phis.
20882 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20884 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20886 PR tree-optimization/38807
20887 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20888 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20890 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20892 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20893 subreg of op0 to the original op0.
20895 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20897 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20899 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20902 * mips-tfile.c (parse_def): Fix parsing of def strings
20903 starting with digits.
20905 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20908 * config/arm/arm.c (arm_is_long_call_p): Don't call
20909 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20911 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20913 * regrename.c (regrename_optimize): Fix dumping.
20914 (find_oldest_value_reg): Preserve REG_POINTER.
20915 (copy_hardreg_forward_1): Likewise.
20917 2009-01-09 Diego Novillo <dnovillo@google.com>
20919 * gimple.h (struct gimple_statement_base) <uid>: Document
20920 the restrictions on its use.
20921 (gimple_uid): Tidy.
20922 (gimple_set_uid): Tidy.
20924 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20926 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20927 zero guard even if align_bytes != 0 and count is smaller than
20930 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20932 PR rtl-optimization/38495
20933 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20934 (add_range_and_copies_from_move_list): Print all added ranges.
20935 Add ranges to memory optimized destination.
20937 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20941 * config/i386/i386.c (override_options): Reject
20942 -mstringop-strategy=rep_8byte with -m32.
20943 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20944 to 1. Do count comparison against epilogue_size_needed at compile
20945 time even when count_exp was constant forced into register. For
20946 size_needed don't jump to epilogue, instead just avoid aligning
20947 and invoke the body algorithm. If need_zero_guard, add zero guard
20948 even if count is non-zero, but smaller than size_needed + number of
20949 bytes that could be stored for alignment.
20950 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20951 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20952 but smaller than size_needed + number of bytes that could be stored
20953 for alignment. Compare size_needed with epilogue_size_needed instead
20954 of desired_align - align, don't adjust size_needed, pass
20955 epilogue_size_needed to the epilogue expanders.
20958 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20960 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20962 * pa.c (last_address): Change to unsigned.
20963 (update_total_code_bytes): Change argument to unsigned. Don't
20964 check if insn addresses are set.
20965 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20966 addresses are not set.
20967 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20969 2009-01-09 Nick Clifton <nickc@redhat.com>
20971 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20972 DECL_DECLARED_INLINE_P.
20974 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20976 PR middle-end/38347
20977 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20978 GET_MODE (op0) in operand_subword_force calls.
20980 PR middle-end/38771
20981 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20982 fold_convert arg0 operands to TREE_TYPE (op0) first.
20984 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20986 * params.def (ira-max-conflict-table-size): Decrease default value
20989 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20991 PR tree-optimization/37031
20992 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20994 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20995 allocate it using gc instead of heap, use VEC_quick_push instead of
20997 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20998 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20999 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21000 allocated vector from heap allocated.
21001 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21002 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21003 vector only after perfect_loop_nest_depth call.
21005 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21006 Jan Sjodin <jan.sjodin@amd.com>
21008 PR tree-optimization/38559
21009 * graphite.c (debug_value, copy_constraint,
21010 swap_constraint_variables, scale_constraint_variable, ): New.
21011 (get_lower_bound, get_upper_bound): Removed.
21012 (graphite_trans_bb_strip_mine): Clean up this code that works
21013 only for constant number of iterations. Fully copy upper and
21014 lower bound constraints, not only the constant part of them.
21015 * graphite.h (debug_value): Declared.
21017 2009-01-08 Ira Rosen <irar@il.ibm.com>
21019 PR tree-optimization/37194
21020 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21021 Don't add the cost of cost model guard in prologue to scalar
21022 outside cost in case of known number of iterations.
21024 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21025 Alan Modra <amodra@bigpond.net.au>
21027 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21028 non-word-aligned REG+CONST addressing.
21030 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21033 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21034 free_after_compilation when outputting a thunk.
21035 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21036 Do not call free_after_compilation here.
21038 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21040 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21041 (ix86_valid_target_attribute_inner_p): Ditto.
21043 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21045 PR tree-optimization/38492
21046 PR tree-optimization/38498
21047 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21048 * tree-chrec.h (scev_is_linear_expression): Declared.
21049 * graphite.c (graphite_cannot_represent_loop_niter): New.
21050 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21051 (graphite_loop_normal_form): Use gcc_assert.
21052 (scan_tree_for_params): Use CASE_CONVERT.
21053 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21054 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21055 Use gcc_assert. Discard scops that contain unhandled cases.
21056 (build_scop_conditions): Return a boolean status for unhandled cases.
21057 (strip_mine_profitable_p): Print the loop number, not its depth.
21058 (is_interchange_valid): Pass the depth of the loop nest, don't
21059 recompute it wrongly.
21060 (graphite_trans_bb_block): Same.
21061 (graphite_trans_bb_block): Print tentative of loop blocking.
21062 (graphite_trans_scop_block): Do not print that the loop has been
21064 (graphite_transform_loops): Do not handle scops that contain condition
21067 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21069 AVX Programming Reference (December, 2008)
21070 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21071 (_mm256_stream_pd): Likewise.
21072 (_mm256_stream_ps): Likewise.
21074 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21075 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21076 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21077 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21078 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21079 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21080 (ix86_expand_special_args_builtin): Likewise.
21082 * config/i386/sse.md (AVXMODEDI): New.
21083 (avx_movnt<mode>): Likewise.
21084 (avx_movnt<mode>): Likewise.
21085 (<sse>_movnt<mode>): Remove AVX support.
21086 (sse2_movntv2di): Likewise.
21088 2009-01-07 Richard Guenther <rguenther@suse.de>
21090 PR middle-end/38751
21091 * fold-const.c (extract_muldiv): Remove obsolete comment.
21092 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21093 to PLUS_EXPR canonicalization for the canonicalization.
21095 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21097 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21098 hosted cross-compilers generating less efficient code.
21100 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21102 * function.h (rtl_data): Add a dbr_scheduled_p field.
21103 * reorg.c (dbr_schedule): Set it.
21104 (gate_handle_delay_slots): Check it.
21105 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21106 (mips_reorg): Check flag_delayed_branch instead of
21107 mips_base_delayed_branch.
21108 (mips_override_options): Don't set mips_base_delayed_branch
21109 or flag_delayed_branch.
21111 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21113 PR rtl-optimization/38426.
21114 * ira.c (ira): Set current_function_is_leaf earlier.
21116 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21118 PR rtl-optimization/38722
21119 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21120 too early, only set a flag and modify after last possible
21123 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21126 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21127 * real.c (decimal_single_format): Correct values of emin and emax.
21128 (decimal_double_format): Ditto.
21129 (decimal_quad_format): Ditto.
21130 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21131 computation of DECnn_MIN and DECnn_MAX for corrected values of
21132 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21133 __DECnn_MIN__, and adjust its computation for the corrected value
21136 2009-01-06 Jan Hubicka <jh@suse.cz>
21139 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21141 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21143 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21144 Add Robert Clark to the list of testers.
21146 2009-01-06 Jan Hubicka <jh@suse.cz>
21147 Kai Tietz <kai.tietz@onevision.com>
21149 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21150 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21152 2009-01-06 Jan Hubicka <jh@suse.cz>
21153 Kai Tietz <kai.tietz@onevision.com>
21155 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21157 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21158 (ix86_nsaved_regs): Count only general purpose regs.
21159 (ix86_nsaved_sseregs): New.
21160 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21161 to 16 for w64; compute padding and size of sse reg save area.
21162 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21163 general purpose regs.
21164 (ix86_emit_save_sse_regs_using_mov): New.
21165 (ix86_expand_prologue): Save SSE regs if needed.
21166 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21167 (ix86_emit_restore_sse_regs_using_mov): New.
21168 (ix86_expand_epilogue): Save SSE regs if needed.
21170 2009-01-06 Jan Hubicka <jh@suse.cz>
21171 Kai Tietz <kai.tietz@onevision.com>
21173 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21174 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21175 functions when accumulate outgoing args is off.
21177 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21180 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21181 before using pseudos_have_intersected_live_ranges_p.
21183 * ira-int.h (ira_assert): Always define.
21185 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21187 AVX Programming Reference (December, 2008)
21188 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21189 (_mm256_permute2_pd): Likewise.
21190 (_mm_permute2_ps): Likewise.
21191 (_mm256_permute2_ps): Likewise.
21192 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21193 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21195 * config/i386/i386.c (ix86_builtins): Remove
21196 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21197 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21198 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21199 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21200 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21201 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21202 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21203 __builtin_ia32_vpermil2ps256.
21204 (ix86_init_mmx_sse_builtins): Updated.
21205 (ix86_expand_args_builtin): Likewise.
21207 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21209 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21210 long absolute calls when generating PA 2.0 code.
21212 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21214 PR rtl-optimization/38583
21215 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21217 * params.def (ira-max-conflict-table-size): New.
21219 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21221 * ira.h (ira_conflicts_p): New external definition.
21223 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21224 table. Report this. Return result of building.
21225 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21226 building conflict table.
21228 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21229 (ira_color): Use ira_conflicts_p.
21231 * global.c: Include ira.h.
21232 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21235 * Makefile.in (global.o): Add ira.h.
21237 * ira-build.c (mark_all_loops_for_removal,
21238 propagate_some_info_from_allocno): New.
21239 (remove_unnecessary_allocnos): Call
21240 propagate_some_info_from_allocno.
21241 (remove_low_level_allocnos): New.
21242 (remove_unnecessary_regions): Add parameter. Call
21243 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21244 parameter to remove_unnecessary_regions.
21245 (ira_build): Remove all regions but root if the conflict table was
21246 not built. Update conflict hard regs for allocnos crossing calls.
21248 * ira.c (ira_conflicts_p): New global.
21249 (ira): Define and use ira_conflicts_p.
21251 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21252 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21253 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21255 2009-01-06 Ben Elliston <bje@au.ibm.com>
21257 * gengtype-lex.l (YY_NO_INPUT): Define.
21259 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21262 * c-common.c (handle_vector_size_attribute): Also reject
21263 BOOLEAN_TYPE types.
21265 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21267 PR tree-optimization/38492
21268 * graphite.c (rename_map_elt, debug_rename_elt,
21269 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21270 rename_map_elt_info, eq_rename_map_elts,
21271 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21272 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21273 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21274 (sese_build_livein_liveouts): New.
21275 (new_sese, free_sese): New.
21276 (new_scop): Call new_sese.
21277 (free_scop): Call free_sese.
21278 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21279 (register_old_new_names): Renamed register_old_and_new_names.
21280 (register_scop_liveout_renames, add_loop_exit_phis,
21281 insert_loop_close_phis, struct igp,
21282 default_liveout_before_guard, add_guard_exit_phis,
21283 insert_guard_phis, copy_renames): New.
21284 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21285 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21286 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21287 (scop_adjust_phis_for_liveouts): New.
21288 (gloog): Call scop_adjust_phis_for_liveouts.
21290 * graphite.h (struct sese): Documented. Added fields liveout,
21291 num_ver and livein.
21292 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21293 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21294 (struct scop): Added field liveout_renames.
21295 (SCOP_LIVEOUT_RENAMES): New.
21297 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21299 PR tree-optimization/38510
21300 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21301 (translate_clast): Call recompute_all_dominators before
21303 (gloog): Call recompute_all_dominators before graphite_verify.
21305 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21306 Jan Sjodin <jan.sjodin@amd.com>
21308 PR tree-optimization/38500
21309 * graphite.c (create_sese_edges): Call fix_loop_structure after
21312 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21314 * config.gcc: Add m32r*-*-rtems*.
21315 * config/m32r/rtems.h: New file.
21317 2009-01-05 Ben Elliston <bje@au.ibm.com>
21319 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21320 (.po.pox): Likewise.
21321 (po/gcc.pot): Likewise.
21323 2009-01-04 David S. Miller <davem@davemloft.net>
21325 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21326 (STARTING_FRAME_OFFSET): Always set to zero.
21328 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21330 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21331 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21332 fixed-point types, and vectors of the same.
21334 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21336 * config/mips/sync.md (*mb_barrier): Rename to...
21337 (*memory_barrier): ...this.
21339 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21341 * doc/extend.texi (Function Attributes): Move @cindex after @item
21342 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21343 and put in alphabetical order. Fix 'target' name and put in order.
21344 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21347 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21349 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21350 (memory_barrier): Expand as unspec instead of unspec_volatile.
21351 Remove mem:BLK from insn operands. Use Pmode scratch register.
21352 (*memory_barrier): Define as unspec instead of unspec_volatile.
21353 Use (match_dup 0) as input operand.
21355 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21356 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21357 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21358 scratch register. Remove operand 1.
21359 (*stbar): Define as unspec instead of unspec_volatile.
21360 Use (match_dup 0) as input operand, remove (const_int 8).
21361 (*membar): Define as unspec instead of unspec_volatile.
21362 Use (match_dup 0) as input operand, remove input operand 2.
21364 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21365 (memory_barrier): Expand as unspec instead of unspec_volatile.
21366 Remove mem:BLK from insn operands. Use Pmode scratch register.
21367 (*memory_barrier): Define as unspec instead of unspec_volatile.
21368 Use (match_dup 0) as input operand.
21370 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21371 Remove mem:BLK from insn operands. Use Pmode scratch register.
21372 Set volatile flag on operand 0.
21373 (*memory_barrier): New insn pattern.
21375 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21377 (*memory_barrier): Use (match_dup 0) as input operand.
21379 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21380 Remove mem:BLK from insn operands. Use Pmode scratch register.
21381 Set volatile flag on operand 0.
21382 (*mb_internal): New insn pattern.
21384 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21386 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21388 PR middle-end/38586
21389 * function.c (struct temp_slot): Move to the section of the file
21390 that deals with temp slots. Remove field 'address'.
21391 (temp_slot_address_table): New hash table of address -> temp slot.
21392 (struct temp_slot_address_entry): New struct, items for the table.
21393 (temp_slot_address_compute_hash, temp_slot_address_hash,
21394 temp_slot_address_eq, insert_temp_slot_address): Support functions
21396 (find_temp_slot_from_address): Rewrite to use the new hash table.
21397 (remove_unused_temp_slot_addresses): Remove addresses of temp
21398 slots that have been made available.
21399 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21400 worker function for remove_unused_temp_slot_addresses.
21401 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21402 Add the temp slot address to the address -> temp slot map.
21403 (update_temp_slot_address): Update via insert_temp_slot_address.
21404 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21405 (pop_temp_slots): Likewise.
21406 (init_temp_slots): Allocate the address -> temp slot map, or empty
21407 the map if it is already allocated.
21408 (prepare_function_start): Initialize temp slot processing.
21410 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21412 PR middle-end/38584
21413 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21414 Calculate the size of all stack vars assuming no packing of stack
21415 vars will happen, replacing a quadratic algorithm with a linear one.
21417 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21420 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21423 2009-01-03 Diego Novillo <dnovillo@google.com>
21425 * doc/contrib.texi: Update contributions.
21427 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21430 * builtins.c (fold_builtin_memory_op): Give up if either operand
21431 is volatile. Set srctype or desttype to non-qualified version
21435 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21436 and FUNCTION_DECLs.
21438 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21440 PR rtl-optimization/35805
21441 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21442 problem if fast dce is able to remove any instructions.
21443 * dce.c (dce_process_block): Fix dump message.
21445 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21448 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21450 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21452 PR middle-end/38690
21453 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21454 * tree-pretty-print.c (op_code_prio): New function.
21455 (op_prio): No longer static. Use op_code_prio.
21456 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21457 Use op_prio and op_code_prio to determine if () should be
21458 printed around operand(s) or not.
21460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21461 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21462 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21463 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21464 pp_character instead of pp_string for single letter printing.
21466 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21468 * doc/extend.texi: Fix '#pragma GCC option' typo.
21470 2009-01-02 Richard Guenther <rguenther@suse.de>
21472 * doc/install.texi (--enable-checking): Mention different
21473 default for stage1.
21474 (--enable-stage1-checking): Document.
21476 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21478 PR middle-end/30142
21479 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21480 case to be an error.
21482 2009-01-02 Ben Elliston <bje@au.ibm.com>
21484 * config/fp-bit.h (pack_d): Constify argument.
21485 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21486 (isnan): Constify argument.
21488 (iszero): Likewise.
21489 (pack_d): Likewise.
21490 (_fpadd_parts): Constify return type.
21491 (_fpmul_parts): Likewise.
21492 (_fpdiv_parts): Likewise.
21494 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21497 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21498 warn about overwriting initializer with side-effects or
21499 -Woverride-init if !IMPLICIT.
21500 (output_init_element): Likewise. Pass IMPLICIT down to
21502 (process_init_element): Add IMPLICIT argument. Pass it down
21503 to output_init_element.
21504 (push_init_element, pop_init_level, set_designator): Adjust
21505 process_init_element callers.
21506 (set_nonincremental_init, set_nonincremental_init_from_string):
21507 Adjust add_pending_init callers.
21508 (output_pending_init_elements): Adjust output_init_element callers.
21509 * c-tree.h (process_init_element): Adjust prototype.
21510 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21511 process_init_element callers.
21514 Copyright (C) 2009 Free Software Foundation, Inc.
21516 Copying and distribution of this file, with or without modification,
21517 are permitted in any medium without royalty provided the copyright
21518 notice and this notice are preserved.