1 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4 "*brx_64bit", "*brx_31bit"): New patterns.
5 * config/s390/s390.c ('E'): New output modifier.
7 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8 Richard Earnshaw <richard.earnshaw@arm.com>
10 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11 * config/arm/arm.md (*arm_movtas_ze): New pattern for
14 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
18 * pa.c (emit_move_sequence): Check if address of operand1 is valid
19 for mode mode of operand0 when doing secondary reload for SAR.
21 2009-08-19 Jakub Jelinek <jakub@redhat.com>
24 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
25 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
27 2009-08-19 Jason Merrill <jason@redhat.com>
29 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
30 supported template depth in C++0x.
32 2009-08-19 Jakub Jelinek <jakub@redhat.com>
34 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
35 free_after_compilation.
36 * config/score/score7.c (score7_output_mi_thunk): Likewise.
37 * config/score/score3.c (score3_output_mi_thunk): Likewise.
38 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
39 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
40 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
41 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
42 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
44 2009-08-19 Ian Lance Taylor <iant@google.com>
46 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
47 of (plus (mult (neg B) C) A).
49 2009-08-18 Michael Matz <matz@suse.de>
51 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
52 instead of comparing TYPE_MAIN_VARIANT for equality.
53 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
54 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
55 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
56 * gimplify.c (goa_lhs_expr_p): Ditto and use
57 STRIP_USELESS_TYPE_CONVERSION.
59 2009-08-18 Michael Matz <matz@suse.de>
61 * tree-ssa-structalias.c (create_variable_info_for): Also mark
62 first field in a struct.
63 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
65 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
67 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
68 locators before emit_insn is called. Remove assert that
70 (alpha_end_function): Clear crtl->emit structure and free insn
71 locators if cfun->is_thunk is true.
73 2009-08-18 Jason Merrill <jason@redhat.com>
75 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
77 * configure.ac: Test for it.
78 * configure, config.in: Regenerate.
79 * doc/install.texi: Document --enable-gnu-unique-object.
81 2009-08-18 Richard Guenther <rguenther@suse.de>
84 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
85 pow(x,y*z) only if x is nonnegative.
87 2009-08-18 Jakub Jelinek <jakub@redhat.com>
89 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
93 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
94 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
96 2009-08-17 DJ Delorie <dj@redhat.com>
98 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
99 * config/m32c/prologue.md (epilogue_freit): New.
101 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
102 (bank_switch_p): Likewise.
103 (fast_interrupt_p): Likewise.
104 (interrupt_p): Likewise.
105 (m32c_conditional_register_usage): Round memregs size up.
106 (need_to_save): We only need to save $a0 when we use ENTER.
107 (interrupt_p): Check for fast_interrupt too.
108 (bank_switch_p): New.
109 (fast_interrupt_p): New.
110 (m32c_attribute_table): Add bank_switch and fast_interrupt.
111 (m32c_emit_prolog): Support bank switching and fast interrupts.
112 * doc/extend.texi (Function Attributes): Add bank_switch and
115 2009-08-17 Douglas B Rupp <rupp@gnat.com>
117 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
118 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
120 2009-08-16 Douglas B Rupp <rupp@gnat.com>
122 * doc/invoke.texi (Target options):
123 Add new option list for IA-64/VMS.
124 (menu): Add IA-64/VMS Options.
125 (IA-64/VMS Options): Likewise.
127 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
130 * config/mips/mips.md (*lwxs): Use :P for pointer values.
132 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
134 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
135 (mips_pop_asm_switch): Likewise.
136 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
138 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
139 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
140 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
141 (mips_print_operand_punctuation): Use them. Check mips_noreorder
142 instead of set_noreorder.
143 (mips_output_function_prologue): Use the new functions.
144 (mips_output_function_epilogue): Likewise.
145 (mips_need_noat_wrapper_p): New function, split out from...
146 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
147 Use mips_push_asm_switch and mips_pop_asm_switch.
148 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
149 and mips_pop_asm_switch.
150 (ASM_OUTPUT_REG_POP): Likewise.
151 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
152 Use mips_pop_asm_switch.
153 (mips_asm_switch): New structure.
154 (set_noreorder, set_nomacro): Replace with...
155 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
156 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
157 instead of set_nomacro.
158 (fix_truncsfsi2_macro): Likewise.
159 (cprestore): Likewise.
160 (hazard): Use mips_noreorder instead of set_noreorder.
161 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
163 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
165 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
166 from prev_active_insn.
168 2009-08-16 Anatoly Sokolov <aesok@post.ru>
170 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
171 * config/avr/avr.c (avr_override_options): Initialize
172 avr_current_arch variable.
173 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
174 __AVR_HAVE_16BIT_SP__ according to the device type.
175 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
177 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
178 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
180 2009-08-16 Dodji Seketeli <dodji@redhat.com>
183 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
184 generating inlined subroutine die only. We shouldn't be
185 called for anything else.
186 (gen_block_die): Don't generate inline subroutine debug info for
189 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
191 * graphite-poly.c (print_pbb): Print PBB index.
193 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
196 * graphite-interchange.c (ppl_max_for_le): Moved...
197 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
198 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
199 ppl_Pointset_Powerset_C_Polyhedron_maximize.
200 * graphite-ppl.h (ppl_max_for_le): Declared.
202 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
204 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
205 supported on all platforms.
206 * target.h (struct gcc_target): Remove
207 handle_pragma_redefine_extname.
208 * c-cppbuiltin.c: Remove use of
209 targetm.handle_pragma_redefine_extname.
210 * c-pragma.c: Likewise.
211 * target-def.h (TARGET_INITIALIZER): Remove
212 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
213 * config/sol2.h: Remove use of
214 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
216 2009-08-14 Douglas B Rupp <rupp@gnat.com>
218 * config/ia64/fde-vms.c: New file.
219 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
220 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
221 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
222 (uw_frame_state_for): Only register a personality routine if it is
223 known to be compatible with our expectations.
224 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
225 Declare unw_table_entry stack variable and
226 mod all calls to _Unwind_FindTableEntry to add arg.
227 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
228 (_Unwind_FindTableEntry): Add arg to prototype.
230 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
232 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
233 field 'signal_pfs_loc'.
234 (uw_frame_state_for): Remove duplicate code dealing with leaf
235 procedures without unwind info.
236 If in the frame after unwinding through a signal handler, restore
237 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
238 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
239 'pfs_loc' to the AR.PFS location in the signal context; instead
240 set 'signal_pfs_loc'.
241 Manually generate the unwind info for the AR.PFS register.
242 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
243 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
244 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
245 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
246 instead set 'signal_pfs_loc'.
247 Remove code preventing the AR.PFS register from being restored
248 from the signal context.
250 2009-08-14 Douglas B Rupp <rupp@gnat.com>
251 Tristan Gingold <gingold@adacore.com>
253 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
254 * config/ia64/t-vms: New file.
255 * config/ia64/vms64.h: New file.
256 * config/ia64/vms.h: New file.
257 * config/ia64/vms-crtinit.asm: New file.
258 * config/ia64/vms_symvec_libgcc_s.opt: New file.
259 * config/ia64/vms-unwind.h: New file.
261 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
263 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
266 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
269 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
270 version. Move declaration...
271 * real.h (do_mpc_arg2): ... here.
272 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
275 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
277 * final.c (add_debug_prefix_map): Don't use GC memory for
278 old_prefix and new_prefix.
280 2009-08-14 Richard Guenther <rguenther@suse.de>
282 * ipa-prop.c (compute_complex_pass_through): If we cannot
283 compute a non-varying offset for IPA_JF_ANCESTOR punt.
285 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
287 * c-lex.c (c_lex_with_flags): Increase size of local variable
288 to avoid memory clobber.
290 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
293 * config/i386/i386.c (ix86_fp_comparison_strategy):
294 Only enable/disable sahf at function granularity.
296 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
298 PR rtl-optimization/41064
299 * reload1.c (reload_as_needed): Don't call extract_insn
300 for known invalid replacements after calling
301 validate_replace_rtx_group and verify_changes.
303 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
307 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
308 ix86_expand_fp_vcond.
309 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
310 Assert that operation is supported by ix86_expand_int_vcond.
311 (vcondu<SSEMODE124C8:mode>): Ditto.
313 2009-08-13 DJ Delorie <dj@redhat.com>
315 * config/i386/djgpp-stdint.h: New.
316 * config.gcc (djgpp): Use it.
318 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
320 * config/sh/sh.c (sh_override_options): When flag_exceptions or
321 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
323 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
325 * tree-ssa-loop-prefetch.c
326 (prune_ref_by_group_reuse): Enhance probabilistic analysis
327 for long-stride pruning.
328 (compute_miss_rate): New function to compute the probability
329 that two memory references access different cache lines.
331 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
333 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
335 2009-08-13 Richard Guenther <rguenther@suse.de>
338 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
339 use the constant pointer type.
340 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
341 of CV qualifiers on the target pointer type.
342 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
343 conversion check before restrict check.
345 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
348 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
350 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
352 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
354 2009-08-12 Richard Guenther <rguenther@suse.de>
356 PR tree-optimization/41011
357 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
358 and reference constructing.
360 2009-08-12 Xinliang David Li <davidxl@google.com>
362 PR tree-optimization/41012
363 * tree-flow.h : New external interface.
364 * gimple-low.c (check_call_arg): Change to public function.
365 Remove argument mismatch check in lowering.
366 * tree-inline.h (tree_can_inline_p): Interface change.
367 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
369 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
370 Call change to tree_can_inline_p function.
371 (cgraph_decide_inlining_incrementally): Ditto.
373 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
375 PR tree-optimization/41031
376 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
377 on the partition variable rather than promote_mode on the source
378 type. Assert that the partition variable's type has the same
379 mode as the source value's.
381 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
383 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
385 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
387 * calls.c (expand_call): Fix typo.
388 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
390 * stmt.c (expand_value_return): Use promote_function_mode to copy out
392 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
393 * config/cris/cris.c (cris_promote_function_mode): Likewise.
394 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
395 * config/pa/pa.c (pa_promote_function_mode): Likewise.
397 2009-08-11 Andrew Haley <aph@redhat.com>
399 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
404 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
406 2009-08-12 Richard Guenther <rguenther@suse.de>
408 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
409 * gimplify.c (gimplify_modify_expr): Do not use
410 lang_hooks.types_compatible_p.
411 * tree-ssa.c (useless_type_conversion_p): For aggregates
412 just return false if the canonical types differ.
414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
417 * sese.c (convert_for_phi_arg): New.
418 (add_guard_exit_phis): Use convert_for_phi_arg.
420 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
422 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
423 unknown subscript upper bounds.
425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
426 Pranav Garg <pranav.garg2107@gmail.com>
428 * graphite-interchange.c (gather_access_strides): Removed.
429 (ppl_max_for_le): New.
430 (build_linearized_memory_access): New.
431 (memory_stride_in_loop): New.
432 (pbb_interchange_profitable_p): Reimplemented.
433 * graphite-ppl.h (ppl_new_id_map): New.
434 (ppl_interchange): New.
436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
438 * graphite-interchange.c (compute_subscript): Removed.
439 (compute_array_size_cstr): Removed.
440 (compute_array_size_poly): Removed.
441 (compute_array_size): Removed.
442 (gather_access_strides_poly): Removed.
443 (gather_access_strides): Empty.
445 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
447 * graphite-dependences.c (dependence_polyhedron_1): Replace
448 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
449 (graphite_legal_transform_dr): Same.
450 (graphite_carried_dependence_level_k): Same.
451 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
452 Initialize PDR_NB_SUBSCRIPTS.
453 (print_pdr_access_layout): Replace pdr_nb_subscripts with
455 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
456 (PDR_NB_SUBSCRIPTS): New.
457 (pdr_nb_subscripts): Removed.
458 (pdr_dim): Simplified.
459 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
460 with PDR_NB_SUBSCRIPTS.
462 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite-interchange.c (compute_array_size): Remove use of
466 * graphite-poly.c (new_poly_dr): Remove argument data_container.
467 Do not initialize PDR_DATA_CONTAINER.
468 (print_pdr): Do not print PDR_DATA_CONTAINER.
469 * graphite-poly.h (struct poly_dr): Remove data_container field.
470 (PDR_DATA_CONTAINER): Removed.
471 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
473 (build_poly_dr): Same.
475 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
476 Sebastian Pop <sebastian.pop@amd.com>
478 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
479 copy of the dependence polyhedron. Free the temporary objects.
480 (graphite_carried_dependence_level_k): Free unused objects before
483 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
484 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
485 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
486 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
487 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
489 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
491 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
492 Early return without analyzing the data dependences if no
493 transform has been done. Call restore_scattering if the transform
495 (graphite-interchange.c): Same.
496 * graphite-poly.c (print_scattering_function): Test for
498 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
499 (apply_poly_transforms): Do not gcc_assert that
500 the transform is legal.
501 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
502 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
503 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
504 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
505 * graphite-poly.h (struct poly_scattering): New.
506 (struct poly_bb): Add original, transformed, and saved fields.
507 Remove transformed_scattering, original_scattering,
508 nb_local_variables and nb_scattering_transform fields.
509 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
510 (poly_scattering_new): New.
511 (poly_scattering_free): New.
512 (poly_scattering_copy): New.
513 (store_scattering_pbb): New.
514 (store_scattering): New.
515 (restore_scattering_pbb): New.
516 (restore_scattering): New.
517 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
518 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
520 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
522 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
525 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
527 * Makefile.in (graphite.o): Depends on PREDICT_H.
528 * graphite.c: Include predict.h.
529 (graphite_finalize): Call tree_estimate_probability.
530 * predict.c (predict_loops): Do not call scev_initialize and
532 (tree_estimate_probability_bb): New.
533 (tree_estimate_probability): Do not initialize loops: move that
534 code to the driver. Call tree_estimate_probability_bb.
535 (tree_estimate_probability_driver): New.
536 (pass_profile): Use tree_estimate_probability_driver.
537 * predict.h (tree_estimate_probability): Declared.
539 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
541 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
542 * graphite-dependences.c (graphite_legal_transform): Add time to
543 TV_GRAPHITE_DATA_DEPS.
544 (dependency_between_pbbs_p): Same.
545 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
547 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
549 PR rtl-optimization/41033
550 * alias.c (nonoverlapping_component_refs_p): Punt when strict
551 aliasing is disabled.
553 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
555 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
556 si_mask_operand, and_load_operand, low_bitmask_operand,
557 and_reg_operand, and_operand): New predicates.
558 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
559 * config/mips/mips.c (and_operands_ok): New function.
560 * config/mips/mips-protos.h (and_operands_ok): Declare it.
561 * config/mips/mips.md (move_type): Add ext_ins and logical.
563 (and<mode>3): Use and_reg_operand as the second operand's predicate.
564 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
565 shift_shift. Remove commutative constraint modifier.
566 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
568 (*clear_upper32_dext): Remove define_insn_and_split.
569 (*clear_upper32): Turn this define_insn_and_split ...
570 (splitter for ANDing register with 0xffff_ffff): .. into this.
572 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
574 * combine.c (try_widen_shift_mode): Factor out code to check if an
575 integer constant is a low-order bitmask from here ...
576 * rtlanal.c (low_bitmask_len): ... to here.
577 * rtl.h (low_bitmask_len): Declare.
579 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
582 * config/alpha/alpha.md (addsi3): Remove expander.
583 (addsi3): Rename from *addsi3_internal insn pattern.
584 (subsi3): Remove expander.
585 (subsi3): Rename from *subsi3_internal insn pattern.
587 2009-08-11 Douglas B Rupp <rupp@gnat.com>
589 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
592 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
593 Eric Botcazou <botcazou@adacore.com>
594 Douglas B Rupp <rupp@gnat.com>
596 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
597 that records that fit in 64 bits are returned by immediate value,
598 as required by OpenVMS Calling Standard.
599 (function_value): Adjust for above modification.
600 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
601 virtual_incoming_args_rtx as base object, not next_arg.
602 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
604 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
606 * reload.c (find_reloads_subreg_address): Check the original
607 req_equiv_mem address to detect the case where an address is
608 not valid in the outer mode.
610 2009-08-11 Richard Guenther <rguenther@suse.de>
613 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
615 2009-08-10 Douglas B Rupp <rupp@gnat.com>
617 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
618 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
620 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
621 Douglas B Rupp <rupp@gnat.com>
623 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
624 PT_STACK when frame_pointer_needed on OpenVMS.
625 (alpha_pv_save_size, alpha_using_fp): Remove.
626 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
627 with proper processing for PT_NULL.
628 (alpha_vms_initial_elimination_offset): New function. Support for
629 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
630 (alpha_sa_size): Force procedure type to PT_STACK when
631 frame_pointer_needed on OpenVMS.
632 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
633 (alpha_using_fp): Likewise.
634 (alpha_vms_can_eliminate): Add prototype.
635 (alpha_vms_initial_elimination_offset): Likewise.
636 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
637 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
639 2009-08-10 Eric Botcazou <botcazou@adacore.com>
640 Douglas B Rupp <rupp@gnat.com>
642 * config/alpha/alpha.c (common_object_handler): New function.
643 (vms_attribute_table): Declare a single attribute "common_object".
644 (vms_output_aligned_decl_common): New global function.
645 (SECTION_VMS_OVERLAY): Delete.
646 (SECTION_VMS_GLOBAL): Likewise.
647 (SECTION_VMS_INITIALIZE): Likewise.
648 (vms_asm_named_section): Remove support for above flags.
649 (vms_section_type_flags): Delete.
650 (TARGET_SECTION_TYPE_FLAGS): Likewise.
651 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
652 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
653 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
655 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
658 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
659 (sub_ddmmss): Likewise.
661 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
664 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
667 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
670 * reload1.c (reload_as_needed): Use cancel_changes to completely
671 undo a failed replacement attempt.
673 2009-08-10 Richard Guenther <rguenther@suse.de>
676 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
677 (useless_type_conversion_p): ... here. Require pointer targets
680 2009-08-10 Dodji Seketeli <dodji@redhat.com>
683 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
684 loose the original type of the statement list.
686 2009-08-09 Douglas B Rupp <rupp@gnat.com>
688 * config/alpha/alpha.c: Include libfuncs.h
689 (avms_asm_output_extern): New function.
690 (alpha_init_libfuncs): Init some decc libfuncs.
691 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
692 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
693 (DO_CRTL_NAMES): Define.
695 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
696 (LONG_TYPE_SIZE): Define.
697 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
698 (SUBTARGET_SWITCHES): Define malloc64 switch.
699 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
700 (MASK_RETURN_ADDR): Define.
701 doc/invoke.texi (mmalloc64): Document switch.
703 2009-08-09 Olivier Hainque <hainque@adacore.com>
704 Douglas B Rupp <rupp@gnat.com>
706 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
707 uses_condition_handler.
708 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
709 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
710 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
711 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
712 (code_for_builtin): New insn codes for the new alpha_builtins.
713 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
714 (alpha_sa_size): Account for uses_condition_handler.
715 (alpha_expand_prologue): Likewise.
716 (alpha_start_function): Likewise.
717 (alpha_expand_epilogue): Likewise.
718 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
719 establish/revert expanders.
720 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
721 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
722 New expander, resorting to the alpha.c associated function.
723 (builtin_revert_vms_condition_handler): Likewise.
724 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
725 __gcc_shell_handler, the static VMS condition handler used as
726 an indirection wrapper to the current dynamically established
728 * config/alpha/vms-unwind.h: Complete rewrite.
729 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
730 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
732 2009-08-09 Eric Botcazou <botcazou@adacore.com>
733 Douglas B Rupp <rupp@gnat.com>
735 * config/alpha/alpha.c (alpha_links): Add 'target' field.
736 (alpha_need_linkage): Handle aliases. Return function symbol.
737 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
738 Use ultimate alias target for the linkage name.
739 * config/alpha/alpha.md (movmemdi): Use the symbol returned
740 by alpha_need_linkage for the function symbol.
741 (setmemdi): Likewise.
743 2009-08-09 Douglas B Rupp <rupp@gnat.com>
745 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
746 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
747 (ASM_WEAKEN_LABEL): Define.
748 (CRT_CALL_STATIC_FUNCTION): Define.
749 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
750 (ENDFILE_SPEC): Define.
751 (INIT_SECTION_ASM_OP): Define.
752 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
753 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
755 (MULTILIB_OSDIRNAMES): Define.
756 (shlib_version): Define.
758 (SHLIB_OBJS): Define.
759 (SHLIB_NAME): Define.
760 (SHLIB_MULTILIB): Define.
761 (SHLIB_INSTALL): Define.
762 (SHLIB_SYMVEC): Define.
763 (SHLIB_SYMVECX2): Define.
764 (SHLIB_LINK): Define.
766 2009-08-09 Douglas B Rupp <rupp@gnat.com>
768 * config/alpha/alpha.c (alpha_initialize_trampoline):
769 Initialize VMS trampoline IAW ABI for bounded procedure calls.
770 (alpha_start_function): Emit transfer address on nested functions
771 for VMS trampoline call.
772 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
773 since no longer used.
774 * config/alpha/vms-tramp.asm: Remove.
775 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
776 since now only data initialized at runtime.
778 2009-08-09 Douglas B Rupp <rupp@gnat.com>
780 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
781 (LINK_GCC_C_SEQUENCE_SPEC): Define.
782 (MD_EXEC_PREFIX): Remove, no longer used.
783 (MD_STARTFILE_PREFIX): Likewise.
784 (INCLUDE_DEFAULTS): Likewise.
785 * config/alpha/t-vms:
786 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
788 2009-08-09 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/41016
791 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
792 (operand_precision): Remove.
793 (integral_operand_p): Likewise.
794 (recognize_single_bit_test): Adjust.
796 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
798 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
799 operation overflows. Likewise non-cast unary arithmetic.
800 If one arm of a conditional expression is always taken,
801 inhibit evaluation warnings for the other arm. Likewise inhibit
802 evaluation warnings for the second && or || operand if the first
803 operand is enough to determine the result.
804 * c-typeck.c (build_conditional_expr): Apply the same inhibition
806 (build_binary_op): Prevent duplicate evaluation warnings.
808 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
810 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
811 and destination have different modes, Use promote_mode to
812 determine the signedness of the conversion. Assert that the
813 promoted source mode matches the destination mode. Don't pass
814 the destination and destination mode to expand_expr if the source
815 mode is different. Simplify conversion logic.
817 2009-08-09 Ira Rosen <irar@il.ibm.com>
819 PR tree-optimization/41008
820 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
821 from condition only in case it's a comparison. Adjust checks.
823 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
825 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
826 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
827 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
828 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
829 (dump_cand): Handle them.
830 (struct iv_cand): New members COST_STEP and AINC_USE.
831 (stmt_after_increment): Likewise.
832 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
833 callers changed. Use gimple_uid comparison instead of scanning.
834 (add_candidate_1): When looking for identical candidates, take
835 AINC_USE into account. Set it for new candidates.
836 (force_expr_to_var_cost): Cast target_spill_cost to int.
837 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
838 All callers changed. Check for availability of autoinc addressing
839 modes, both in general for a given mode, and in the specific use case.
840 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
842 (get_computation_cost): Likewise.
843 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
844 add_autoinc_candidates): New static functions.
845 (add_candidate): Call add_autoinc_candidates for candidates based on
847 (find_iv_candidates): Call set_autoinc_for_original_candidates.
848 (determine_use_iv_cost_address): If we have an autoinc candidate at
849 the matching use, verify autoinc is possible and subtract the cost
850 of the candidate's step from the cost.
851 (determine_iv_cost): Record the cost of the increment in the COST_STEP
852 member of the candidate.
853 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
854 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
856 2009-08-09 Douglas B Rupp <rupp@gnat.com>
858 * config.build (ia64-hp-*vms*): New target.
859 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
861 * config.gcc (ia64-hp-*vms*): New target.
862 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
864 * config.host (ia64-hp-*vms*): New target.
865 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
868 2009-08-08 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/40991
871 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
873 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
875 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
876 mode check. Do truncations in an integer mode.
877 (force_to_mode): Handle subregs for all mode types. Only do
878 arithmetic simplifications on integer modes.
880 2009-08-07 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/40999
883 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
884 (maybe_fold_reference): Lookup constant initializers.
885 (fold_gimple_assign): Likewise.
887 2009-08-07 Richard Guenther <rguenther@suse.de>
889 * tree-ssa.c (useless_type_conversion_p_1): Only for types
890 that require structural equality defer to the langhook.
892 2009-08-07 Martin Jambor <mjambor@suse.cz>
894 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
896 (struct ipa_pass_through_data): New type.
897 (struct ipa_ancestor_jf_data): New type.
898 (union jump_func_value): Removed field formal_id, added fields
899 pass_through and ancestor.
900 (struct ipa_param_call_note): Changed type of formal_id to int from
902 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
903 operations jump functions and ancestor jump functions.
904 (compute_complex_pass_through): New function.
905 (compute_scalar_jump_functions): Call compute_complex_pass_through,
906 reflect changes in the jump function strucutre.
907 (update_jump_functions_after_inlining): Ignore complex pass-through
908 and ancestor jump functions.
909 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
910 polynomial pass-through with operation jump functions.
912 2009-08-07 Jakub Jelinek <jakub@redhat.com>
914 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
915 fde->dw_fde_begin as begin label instead of hot/cold label.
916 Use LLSDAC label instead of LLSDA for second section lsda.
917 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
918 label instead of LLSDA if it is true.
919 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
921 * except.c (add_call_site, dw2_size_of_call_site_table): Add
922 SECTION argument. Use it as index into crtl->eh.call_site_record
924 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
925 use it to determine how to print table entries instead of using
926 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
927 label instead of normal begin label as base.
928 (sjlj_assign_call_site_values): Adjust add_call_site caller.
929 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
930 ensure no EH range spans between sections and that landing pads
931 are always in the corresponding section.
932 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
933 for crtl->eh.call_site_record being an array rather than scalar.
934 (output_one_function_exception_table): New function, copied
935 from output_function_exception_table. Adjust
936 dw2_size_of_call_site_table, dw2_output_call_site_table
937 callers. For SECOND section use *C suffixed labels.
938 (output_function_exception_table): Call
939 output_one_function_exception_table and, when doing hot/cold
940 partitioning, also another time for the second section.
941 * opts.c: Include except.h.
942 (decode_options): Allow -freorder-blocks-and-partition with
943 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
944 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
945 * function.h (struct rtl_eh): Change call_site_record from
946 scalar into array of 2 elements.
948 2009-08-07 Martin Jambor <mjambor@suse.cz>
950 * ipa-prop.c (count_formal_params_1): New function.
951 (ipa_get_vector_of_formal_parms): New function.
952 (get_vector_of_formal_parm_types): New function.
953 (ipa_modify_formal_parameters): New function.
954 (ipa_modify_call_arguments): New function.
955 (index_in_adjustments_multiple_times_p): New function.
956 (ipa_combine_adjustments): New function.
957 (ipa_dump_param_adjustments): New function.
958 * ipa-prop.h (struct ipa_parm_adjustment): New type.
959 (ipa_get_vector_of_formal_parms): Declare.
960 (ipa_modify_formal_parameters): Declare.
961 (ipa_modify_call_arguments): Declare.
962 (ipa_combine_adjustments): Declare.
963 (ipa_dump_param_adjustments): Declare.
964 (build_ref_for_offset): Declare.
965 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
966 * tree-sra.c: Include ipa-prop.c.
967 (build_ref_for_offset): Make public.
969 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
971 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
973 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
975 * gcc/doc/extend.texi (__builtin_extract_return_address)
976 (__builtin_frob_return_address): Document.
978 2009-08-06 Paul Brook <paul@codesourcery.com>
980 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
981 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
982 implementation on ARMv6-M.
984 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
986 * doc/extend.texi (pcs): Document new attribute for ARM.
988 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
990 * arm.c (pcs_attribute_args): Comment out unsupported attribute
993 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
995 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
998 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1000 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1002 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1004 Merge ARM/hard_vfp_branch to trunk.
1006 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1008 * arm.c (libcall_eq): New function.
1009 (libcall_hash): New function.
1010 (add_libcall): New function.
1011 (arm_libcall_uses_aapcs_base): New function.
1012 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1013 libcalls using the base PCS.
1014 (arm_init_cumulative_args): Likewise.
1016 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1018 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1019 Use base ABI for conversion libfuncs between HFmode and SFmode.
1021 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1023 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1024 V4SImode as representatives of all 64-bit and 128-bit vector
1025 types. Allow vector types without vector modes.
1026 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1027 without vector modes like BLKmode.
1028 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1029 BLKmode. Avoid unsupported vector modes or TImode moves for
1031 (aapcs_vfp_allocate_return_reg): Likewise.
1032 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1033 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1035 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1037 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1038 (arm_get_pcs_model): Pass attribute arguments to
1039 arm_pcs_from_attribute.
1040 (arm_init_cumulative_args): Use base AAPCS for conversions from
1041 floating-point types to DImode.
1042 (arm_attribute_table): Add pcs attribute.
1043 (arm_handle_pcs_attribute): New.
1044 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1045 conversions from floating-point types to DImode, also declare them
1046 to use base AAPCS and declare functions they call to use base
1047 AAPCS and their RTABI names.
1049 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1051 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1052 -mfloat-abi=hard not being supported for VFP.
1054 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1056 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1057 SYMBOL_REF to hard_libcall_value.
1059 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1060 Richard Earnshaw <rearnsha@arm.com>
1062 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1063 has been put on the stack, all remaining co-processory arguments for
1064 that co-processor also go on the stack.
1066 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1068 * config/arm/arm.c (arm_return_in_memory): Handle returning
1069 vectors of suitable size in registers also for AAPCS case.
1071 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1073 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1075 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1077 ARM Hard-VFP calling convention
1078 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1079 * target.h (gcc_target): Add libcall_value to table of call hooks.
1080 * targhooks.h (default_libcall_value): Default implementation.
1081 * targhooks.c (default_libcall_value): Likewise.
1082 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1083 * optabs.c (expand_unop): Use it.
1084 * expr.h (hard_libcall_value): Pass the function RTX through.
1085 * calls.c (emit_library_call_value_1): Update call to
1087 * explow.c (hard_libcall_value): Use new target hook.
1088 * testsuite/lib/target-supports.exp
1089 (check_effective_target_arm_hard_vfp_ok): New hook.
1090 (check_effective_target_arm_neon_ok): Improve test for neon
1092 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1093 * config/arm/arm.c: Include cgraph.h
1094 (TARGET_FUNCTION_VALUE): Override default hook.
1095 (arm_pcs_default): New variable.
1096 (arm_override_options): Don't fault hard calling convention with VFP.
1097 Add support for AAPCS variants.
1098 (arm_function_value): Make static. Handle AAPCS variants.
1099 (arm_libcall_value): New function.
1100 (arm_apply_result_size): Handle VFP registers in results.
1101 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1103 (pcs_attribute_args): New variable.
1104 (arm_pcs_from_attribute): New function.
1105 (arm_get_pcs_model): New function.
1106 (aapcs_vfp_cum_init): New function.
1107 (aapcs_vfp_sub_candidate): New function.
1108 (aapcs_vfp_is_return_candidate): New function.
1109 (aapcs_vfp_is_call_candidate): New function.
1110 (aapcs_vfp_allocate): New function.
1111 (aapcs_vfp_allocate_return_reg): New function.
1112 (aapcs_vfp_advance): New function.
1113 (aapcs_cp_arg_layout): New variable.
1114 (aapcs_select_call_coproc): New function.
1115 (aapcs_select_return_coproc): New function.
1116 (aapcs_allocate_return_reg): New function.
1117 (aapcs_libcall_value): New function.
1118 (aapcs_layout_arg): New function.
1119 (arm_init_cumulative_args): Initialize AAPCS args data.
1120 (arm_function_arg): Handle AAPCS variants using new interface.
1121 (arm_arg_parital_bytes): Likewise.
1122 (arm_function_arg_advance): New function.
1123 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1124 calling conventions.
1125 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1126 * arm.h (NUM_VFP_ARG_REGS): Define.
1127 (LIBCALL_VALUE): Update.
1128 (FUNCTION_VALUE): Delete.
1129 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1130 (arm_pcs): New enum.
1131 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1132 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1133 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1134 * arm-protos.h (arm_function_arg_advance): Add.
1135 (aapcs_libcall_value): Add.
1136 (arm_function_value): Delete.
1138 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1139 H.J. Lu <hongjiu.lu@intel.com>
1142 * config/i386/i386.c (standard_sse_mode_p): Remove.
1143 (standard_sse_constant_p): Return 2 for integer mode
1144 vector_all_ones_operand when SSE2 is enabled.
1145 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1146 (ix86_expand_vector_move): Do not check for negative values from
1147 standard_sse_constant_p.
1149 2009-08-06 Richard Guenther <rguenther@suse.de>
1151 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1152 array type comparisons frontend independent.
1153 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1154 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1155 out array reference lower bound and element size operands.
1156 (ao_ref_init_from_vn_reference): Properly compute the offset
1157 for ARRAY_RANGE_REF.
1158 (vn_reference_fold_indirect): Fill out array reference lower
1159 bound and element size operands.
1160 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1161 a non gimple valued reference operand which can happen for
1162 array reference lower bound or element size.
1163 (create_component_ref_by_pieces_1): Properly generate the
1164 element size operand for array references.
1166 2009-08-06 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/40964
1169 * tree.c (iterative_hash_host_wide_int): Export.
1170 * tree.h (iterative_hash_host_wide_int): Declare.
1171 * tree-ssa-structalias.c (heapvar_map): New struct.
1172 (heapvar_map_eq): New function.
1173 (heapvar_map_hash): Likewise.
1174 (heapvar_lookup): Adjust.
1175 (heapvar_insert): Likewise.
1176 (make_constraint_from_heapvar): Allow multiple heap variables
1177 per decl at different offsets.
1178 (init_alias_heapvars): Adjust.
1180 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1182 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1183 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1184 trailing sync if TARGET_SYNC_AFTER_SC.
1186 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1188 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1189 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1190 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1191 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1192 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1193 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1194 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1195 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1196 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1197 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1198 the prototype declaration match the definition.
1199 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1200 instructions explicitly. Add barrier_before and operands
1202 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1203 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1204 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1205 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1206 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1207 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1209 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1211 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1213 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1214 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1217 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1220 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1222 PR rtl-optimization/40924
1223 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1224 make sure canon_rtx (mem_address) isn't simpler than
1225 canon_rtx (expanded_mem_address).
1227 2009-08-05 Li Feng <nemokingdom@gmail.com>
1229 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1231 (build_scop_drs): Build alias set for each SCoP.
1233 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1235 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1236 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1237 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1238 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1239 (BASE_DRIVER_SELF_SPECS): Likewise.
1241 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1243 * tree-ssa-alias.c: Fix some comment typos.
1245 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1247 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1248 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1250 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1253 * simplify-rtx.c (simplify_binary_operation_1): Disable
1254 simplifications for decimal float operations.
1256 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1259 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1260 operand of INDIRECT_REF.
1262 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1264 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1265 constants referencing TLS symbols.
1267 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1269 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1270 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1272 2009-08-03 Richard Guenther <rguenther@suse.de>
1274 * tree.c (make_vector_type): Build a main variant first,
1275 get the canonical one and then build the variant.
1276 * tree-ssa.c (useless_type_conversion_p_1): Handle
1278 (useless_type_conversion_p): Conversions to pointers to
1279 incomplete record types are useless.
1281 2009-08-03 Richard Guenther <rguenther@suse.de>
1283 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1284 file will be created.
1285 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1286 * toplev.c (compile_file): Adjust comment.
1288 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1290 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1291 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1292 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1293 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1294 (sh_promote_function_mode): Fix typo.
1296 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1298 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1300 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1303 declaration arguments.
1305 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1308 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1309 (ix86_split_ashl): Ditto.
1310 (ix86_expand_vector_init_one_nonzero): Ditto.
1311 (ix86_expand_vector_set): Ditto.
1312 (ix86_expand_reduc_v4sf): Ditto.
1314 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1316 * explow.c (promote_function_mode): Remove assert.
1317 * config/sh/sh.c (sh_promote_function_mode): Declare.
1319 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * config/pa/pa.c (pa_promote_function_mode): Declare.
1322 Change to static. Fix promote_mode call.
1324 * gthr-dce.h (CONST_CAST2): Define if not defined.
1325 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1327 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1329 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1331 * expr.c (store_constructor): Use promote_decl_mode. Remove
1332 now write-only variable unsignedp.
1333 (expand_expr_real_1): Use promote_decl_mode.
1334 * expr.h (promote_function_mode, promote_decl_mode): New.
1335 (promote_mode): Remove last argument.
1336 * function.c (assign_temp): Drop last argument of promote_mode.
1337 (assign_parm_find_data_types): Use promote_function_mode.
1338 (assign_parm_setup_reg): Likewise.
1339 (expand_function_end): Use promote_function_mode.
1340 * calls.c (initialize_argument_information): Use promote_function_mode.
1341 (precompute_arguments): Use promote_mode instead of checking if
1342 only PROMOTE_FUNCTION_MODE is defined.
1343 (expand_call): When making sibcall decisions, use promote_function_mode.
1344 Below, remove an if for targetm.calls.promote_function_return and
1345 and use promote_function_mode.
1346 (emit_library_call_value_1): Use promote_function_mode, fix bug
1347 where promote_mode was passed FOR_CALL == 0 for a return value in an
1349 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1350 * explow.c (promote_function_mode, promote_decl_mode): New.
1351 (promote_mode): Keep only the FOR_CALL == 0 case.
1352 * combine.c (setup_incoming_promotion): Remove test of
1353 promote_function_args. Use promote_function_mode.
1354 * stmt.c (expand_value_return): Use promote_decl_mode.
1355 (expand_decl): Use promote_decl_mode.
1357 * expr.c (store_constructor): Use promote_decl_mode. Remove
1358 now write-only variable unsignedp.
1359 (expand_expr_real_1): Use promote_decl_mode.
1360 * expr.h (promote_function_mode, promote_decl_mode): New.
1361 (promote_mode): Remove last argument.
1362 * function.c (assign_temp): Drop last argument of promote_mode.
1363 (assign_parm_find_data_types): Use promote_function_mode.
1364 (assign_parm_setup_reg): Likewise.
1365 (expand_function_end): Use promote_function_mode.
1366 * calls.c (initialize_argument_information): Use promote_function_mode.
1367 (precompute_arguments): Use promote_mode instead of checking if
1368 only PROMOTE_FUNCTION_MODE is defined.
1369 (expand_call): When making sibcall decisions, use promote_function_mode.
1370 Below, remove an if for targetm.calls.promote_function_return and
1371 and use promote_function_mode.
1372 (emit_library_call_value_1): Use promote_function_mode, fix bug
1373 where promote_mode was passed FOR_CALL == 0 for a return value in an
1375 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1376 * explow.c (promote_function_mode, promote_decl_mode): New.
1377 (promote_mode): Keep only the FOR_CALL == 0 case.
1378 * combine.c (setup_incoming_promotion): Remove test of
1379 promote_function_args. Use promote_function_mode.
1380 * stmt.c (expand_value_return): Use promote_decl_mode.
1381 (expand_decl): Use promote_decl_mode.
1383 * explow.c (promote_function_mode): Just call the target hook.
1384 * targhooks.c (default_promote_function_mode,
1385 default_promote_function_mode_always_promote): New.
1386 * targhooks.h (default_promote_function_mode,
1387 default_promote_function_mode_always_promote): Declare.
1388 * target.h (promote_function_args, promote_function_return): Remove.
1389 (promote_function_mode): New.
1390 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1391 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1392 (TARGET_PROMOTE_FUNCTION_MODE): New.
1393 (TARGET_CALLS): Adjust.
1394 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1395 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1397 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1398 * config/s390/s390.c (s390_promote_function_mode): ... here,
1399 with pointer handling.
1400 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1401 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1403 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1404 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1405 with pointer handling.
1406 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1407 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1409 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1410 * config/sh/sh.c (sh_promote_function_mode): New.
1411 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1412 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1414 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1415 * config/cris/cris.c (cris_promote_function_mode): ... here.
1416 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1417 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1419 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1420 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1421 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1422 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1424 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1425 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1426 complex type handling.
1427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1428 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1430 * config/pa/pa.c (pa_promote_function_mode): New.
1431 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1432 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1434 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1435 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1436 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1437 * config/xtensa/xtensa.c: Likewise.
1438 * config/stormy16/stormy16.c: Likewise.
1439 * config/iq2000/iq2000.c: Likewise.
1440 * config/rs6000/rs6000.c: Likewise.
1441 * config/picochip/picochip.c: Likewise.
1442 * config/arc/arc.c: Likewise.
1443 * config/mcore/mcore.c: Likewise.
1444 * config/score/score.c: Likewise.
1445 * config/mips/mips.c: Likewise.
1446 * config/bfin/bfin.c: Likewise.
1447 * config/ia64/ia64.c: Likewise (disabled though).
1449 * config/frv/frv.h: Remove pointless remark.
1451 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1452 TARGET_PROMOTE_FUNCTION_ARGS,
1453 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1454 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1456 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1458 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1459 -floop-parallelize-all.
1460 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1461 flag_loop_parallelize_all.
1462 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1463 * graphite.c (graphite_transform_loops): Same.
1465 * graphite-poly.c (apply_poly_transforms): Same.
1467 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1469 PR tree-optimization/40914
1470 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1471 if set, then check the delta field of the PMF record.
1472 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1473 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1474 call is stored in the delta.
1476 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1478 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1480 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1482 * config/i386/bsd.h (ASM_BYTE): New define.
1483 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1484 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1485 .byte. Use fputs or putc instead of fprintf where appropriate.
1486 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1487 fputs or putc instead of fprintf where appropriate.
1488 * config/i386/i386elf.h: Ditto.
1489 * config/i386/sysv4.h: Ditto.
1491 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1492 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1493 (*tls_global_dynamic_64): Ditto.
1495 2009-07-31 Christian Bruel <christian.bruel@st.com>
1497 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1499 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1501 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1502 Remove dead code for MINUS.
1504 2009-07-31 Anthony Green <green@moxielogic.com>
1506 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1508 (moxie_expand_epilogue): Ditto for epilogue.
1509 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1511 (moxie_function_arg): Ditto.
1512 (moxie_pass_by_reference): Ditto.
1513 (moxie_arg_partial_bytes): Ditto.
1514 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1515 (FUNCTION_ARG_ADVANCE) Ditto.
1516 (REG_PARM_STACK_SPACE) Ditto.
1517 (FUNCTION_ARG_REGNO_P) Dito.
1519 * config.gcc: Add moxie linux config support.
1520 * gcc/config/moxie/uclinux.h: New file.
1522 2009-07-31 DJ Delorie <dj@redhat.com>
1524 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1525 (UNSPECV_SP_SWITCH_E): New.
1526 (sp_switch_1): Change to an unspec.
1527 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1529 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1530 reference the new stack's address
1532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1534 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1535 graphite-clast-to-gimple.o, graphite-dependences.o,
1536 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1537 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1538 (graphite-blocking.o,
1539 graphite-clast-to-gimple.o, graphite-dependences.o,
1540 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1541 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1542 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1543 * cfgloop.h (struct loop): Add can_be_parallel field.
1544 * common.opt (fgraphite-identity): Moved up.
1545 (fgraphite-force-parallel): New flag.
1546 * graphite.c: Rewrite.
1547 * graphite.h: Rewrite.
1548 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1550 * toplev.c (graphite_out_file): New file descriptor.
1551 (graphite_in_file): New.
1552 (process_options): flag_graphite_force_parallel cannot be used without
1554 * tree-ssa-loop.c: Include toplev.h.
1555 (gate_graphite_transforms): Enable flag_graphite for
1556 flag_graphite_force_parallel.
1558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1560 * ChangeLog.graphite: New.
1561 * graphite-blocking.c: New.
1562 * graphite-clast-to-gimple.c: New.
1563 * graphite-clast-to-gimple.h: New.
1564 * graphite-dependences.c: New.
1565 * graphite-dependences.h: New.
1566 * graphite-interchange.c: New.
1567 * graphite-poly.c: New.
1568 * graphite-poly.h: New.
1569 * graphite-ppl.c: New.
1570 * graphite-ppl.h: New.
1571 * graphite-scop-detection.c: New.
1572 * graphite-scop-detection.h: New.
1573 * graphite-sese-to-poly.c: New.
1574 * graphite-sese-to-poly.h: New.
1578 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1580 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1581 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1585 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1586 (scev_is_linear_expression): Return false if the evolution is not
1587 affine multivariate.
1589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1591 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1592 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1596 * tree-data-ref.c (debug_data_references): New.
1597 (debug_data_reference): New.
1598 * tree-data-ref.h (debug_data_references): Declared.
1599 (debug_data_reference): Declared.
1601 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1603 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1604 * tree-data-ref.h (scop_p): Removed.
1605 (struct data_reference): Remove field scop.
1607 (stmt_simple_memref_p): Removed.
1609 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1611 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1612 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1615 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1617 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1619 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1621 * doc/invoke.texi (-fgraphite-identity): Documented.
1623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1625 * tree-scalar-evolution.c: Fix comment.
1626 (instantiate_scev_1): Return unknow from scev instantiation if the
1627 result is not above instantiate_below.
1629 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1631 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1632 static anymore. Instantiate the symbols that may have been introduced
1634 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1637 2009-07-30 DJ Delorie <dj@redhat.com>
1639 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1640 .vliw directive to VLIW sections.
1642 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1644 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1646 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1647 (AUTOHEADER): New variable.
1648 ($(srcdir)/cstamp-h.in): Use it.
1650 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1651 Pat Haugen <pthaugen@us.ibm.com>
1652 Revital Eres <ERES@il.ibm.com>
1654 * config/rs6000/vector.md (VEC_F): Add VSX support.
1658 (vector_load_<mode>): Ditto.
1659 (vector_store_<mode>): Ditto.
1660 (vector GPR move split): Ditto.
1661 (vec_reload_and_plus_<mptrsize>): Ditto.
1662 (vec_reload_and_reg_<mptrsize>): Ditto.
1663 (add<mode>3): Ditto.
1664 (sub<mode>3): Ditto.
1665 (mul<mode>3): Ditto.
1666 (neg<mode>2): Ditto.
1667 (abs<mode>2): Ditto.
1668 (smin<mode>3): Ditto.
1669 (smax<mode>3): Ditto.
1670 (vector_eq<mode>): Ditto.
1671 (vector_gt<mode>): Ditto.
1672 (vector_ge<mode>): Ditto.
1673 (vector_gtu<mode>): Ditto.
1674 (vector_select_<mode>_uns): Ditto.
1675 (vector_eq_<mode>_p): Ditto.
1676 (vector_gt_<mode>_p): Ditto.
1677 (vector_ge_<mode>_p): Ditto.
1678 (vector_gtu_<mode>_p): Ditto.
1679 (cr6_test_for_zero): Ditto.
1680 (cr6_test_for_zero_reverse): Ditto.
1681 (cr6_test_for_lt): Ditto.
1682 (cr6_test_for_lt_reverse): Ditto.
1683 (xor<mode>3): Ditto.
1684 (ior<mode>3): Ditto.
1685 (and<mode>3): Ditto.
1686 (one_cmpl<mode>2): Ditto.
1687 (nor<mode>2): Ditto.
1688 (andc<mode>2): Ditto.
1689 (float<VEC_int<mode>2): Ditto.
1690 (unsigned_float<VEC_int><mode>2): Ditto.
1691 (fix_trunc<mode><VEC_int>2): Ditto.
1692 (fixuns_trunc<mode><VEC_int>2): Ditto.
1694 (vec_set<mode>): Ditto.
1695 (vec_extract<mode>): Ditto.
1696 (vec_interleave_highv4sf): Ditto.
1697 (vec_interleave_lowv4sf): Ditto.
1698 (vec_realign_load_<mode>): Ditto.
1699 (vec_shl_<mode>): Ditto.
1700 (vec_shr_<mode>): Ditto.
1701 (div<mode>3): New patterns for VSX.
1702 (vec_interleave_highv2df): Ditto.
1703 (vec_interleave_lowv2df): Ditto.
1704 (vec_pack_trunc_v2df): Ditto.
1705 (vec_pack_sfix_trunc_v2df): Ditto.
1706 (vec_pack_ufix_trunc_v2df): Ditto.
1707 (vec_unpacks_hi_v4sf): Ditto.
1708 (vec_unpacks_lo_v4sf): Ditto.
1709 (vec_unpacks_float_hi_v4si): Ditto.
1710 (vec_unpacks_float_lo_v4si): Ditto.
1711 (vec_unpacku_float_hi_v4si): Ditto.
1712 (vec_unpacku_float_lo_v4si): Ditto.
1713 (movmisalign<mode>): Ditto.
1714 (vector_ceil<mode>2): New patterns for vectorizing math library.
1715 (vector_floor<mode>2): Ditto.
1716 (vector_btrunc<mode>2): Ditto.
1717 (vector_copysign<mode>3): Ditto.
1719 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1720 predicate for setting the high bit in each word, used for copysign.
1722 * config/rs6000/ppc-asm.h (f19): Whitespace.
1723 (f32-f63): Define if VSX.
1724 (v0-v31): Define if Altivec.
1725 (vs0-vs63): Define if VSX.
1727 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1729 * config/rs6000/power7.md: New file, provide tuning parameters for
1732 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1733 (rs6000_cpu_cpp_builtins): Ditto.
1734 (altivec_overloaded_builtins): Ditto.
1735 (altivec_resolve_overloaded_builtin): Ditto.
1737 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1738 debug switch to disable vectorizing simple math builtin
1741 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1742 Vectorize simple math builtin functions.
1743 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1744 hook to vectorize math builtins.
1745 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1746 (rs6000_builtin_conversion): Add VSX/power7 support.
1747 (rs6000_builtin_vec_perm): Ditto.
1748 (vsplits_constant): Add support for loading up a vector constant
1749 with just the high bit set in each part.
1750 (rs6000_expand_vector_init): Add VSX/power7 support.
1751 (rs6000_expand_vector_set): Ditto.
1752 (rs6000_expand_vector_extract): Ditto.
1753 (rs6000_emit_move): Ditto.
1754 (bdesc_3arg): Ditto.
1755 (bdesc_2arg): Ditto.
1756 (bdesc_1arg): Ditto.
1757 (rs6000_expand_ternop_builtin): Ditto.
1758 (altivec_expand_builtin): Ditto.
1759 (rs6000_expand_unop_builtin): Ditto.
1760 (rs6000_init_builtins): Ditto.
1761 (altivec_init_builtins): Ditto.
1762 (builtin_function_type): Ditto.
1763 (rs6000_common_init_builtins): Ditto.
1764 (rs6000_handle_altivec_attribute); Ditto.
1765 (rs6000_mangle_type): Ditto.
1766 (rs6000_vector_mode_supported_p): Ditto.
1767 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1770 * config/rs6000/vsx.md: New file for VSX support.
1772 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1773 identifing values with just the most significant bit set.
1774 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1775 vectorized builtins.
1777 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1778 (UNSPEC_VRFIM): Delete.
1779 (splitter for loading up vector with most significant bit): New
1780 splitter for vectorizing copysign.
1781 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1782 vectorizing simple math functions.
1783 (altivec_vrfip): Add support for vectorizing simple math functions.
1784 (altivec_vrfim): Ditto.
1785 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1787 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1788 (power7.md, vsx.md): Include for power7 support.
1789 (copysigndf3): Use VSX instructions if -mvsx.
1790 (negdf2_fpr): Ditto.
1791 (absdf2_fpr): Ditto.
1792 (nabsdf2_fpr): Ditto.
1793 (adddf3_fpr): Ditto.
1794 (subdf3_fpr): Ditto.
1795 (muldf3_fpr): Ditto.
1796 (divdf3_fpr): Ditto.
1797 (fix_truncdfdi2_fpr): Ditto.
1798 (cmpdf_internal1): Ditto.
1799 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1800 (btruncdf2, btruncdf2_fpr): Ditto.
1801 (ceildf2, ceildf2_fpr): Ditto.
1802 (floordf2, floordf2_fpr): Ditto.
1803 (floatdidf2, floatdidf2_fpr): Ditto.
1804 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1805 (fmsubdf4_fpr): Ditto.
1806 (fnmadddf4_fpr_1): Ditto.
1807 (fnmadddf4_fpr_2): Ditto.
1808 (fnmsubdf4_fpr_1): Ditto.
1809 (fnmsubdf4_fpr_2): Ditto.
1810 (fixuns_truncdfdi2): Add expander for VSX support.
1811 (fix_truncdfdi2): Ditto.
1812 (fix_truncdfsi2): Ditto.
1814 (btruncsf2): Whitespace.
1815 (movdf_hardfloat32): Add support for VSX registers.
1816 (movdf_softfloat32): Ditto.
1817 (movdf_hardfloat64): Ditto.
1818 (movdf_hardfloat64_mfpgpr): Ditto.
1819 (movdf_softfloat64): Ditto.
1820 (movti splitters): Add check for vector registers supporting
1821 TImode in the future.
1822 (bpermd): Add power7 bpermd instruction.
1824 * config/rs6000/altivec.h (vec_div): Define if VSX.
1828 (vec_nearbyint): Ditto.
1831 (all predicates): Use the generic builtin function, and not the V4SF
1832 specific function so that the predicates will work with VSX's V2DF.
1836 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1837 Document new VSX functions and types.
1839 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1842 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1843 "wa", and "j" constraints. Modify "v" to talk about Altivec
1844 instead of just vector.
1846 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1849 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1850 location for phi arguments.
1851 (rewrite_update_phi_arguments): Find locations for reaching defs.
1852 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1853 Add location to add_phi_arg calls.
1854 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1855 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1856 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1857 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1858 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1859 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1860 * tree-phinodes.c (make_phi_node): Initialize location.
1861 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1862 (add_phi_arg): Add location parameter.
1863 (remove_phi_arg_num): Move location when moving phi argument.
1864 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1866 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1867 slpeel_update_phi_nodes_for_guard1,
1868 slpeel_update_phi_nodes_for_guard2,
1869 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1870 vect_loop_versioning): Set locations.
1871 * tree-parloops.c (create_phi_for_local_result,
1872 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1873 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1874 * tree-vect-loop.c (get_initial_def_for_induction,
1875 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1877 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1878 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1879 (gimple_phi_arg_set_location): New. Set locus.
1880 (gimple_phi_arg_has_location): New. Check for locus.
1881 (redirect_edge_var_map_location): New. Return locus from var_map.
1882 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1883 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1884 combining PHI arguments.
1885 (cond_store_replacement): Set location.
1886 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1887 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1888 scop_add_exit_phis_edge): Add locations.
1889 * tree-cfgcleanup.c (remove_forwarder_block,
1890 remove_forwarder_block_with_phi): Add locations.
1891 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1892 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1894 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1895 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1896 flush_pending_stmts): Add source location.
1897 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1898 stack to preserve locations.
1899 * tree-vect-stmts.c (vectorizable_load): Add location.
1900 * tree-inline.c (copy_phis_for_bb): Copy locus.
1901 (setup_one_parameter): Add call locus to inlined parameter stmts.
1902 (initialize_inlined_parameters): Pass in call location as parameter
1904 (tree_function_versioning): Pass location to setup_one_parameter.
1905 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1906 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1907 copy and edge lists.
1908 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1909 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1910 locus parameter and override the stmt default if provided.
1911 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1912 elim_graph_add_edge, elim_graph_remove_succ_edge,
1913 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1914 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1915 eliminate_phi): Add locus info in elimination graph for each edge and
1917 (insert_backedge_copies): Copy locus if present.
1918 * tree-flow.h (struct _edge_var_map): Add locus field.
1919 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1920 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1921 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1923 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1925 2009-07-30 Martin Jambor <mjambor@suse.cz>
1927 PR tree-optimization/40570
1928 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1931 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1933 * ssa-loop-manip.c: Include langhooks.h.
1934 (rewrite_phi_with_iv): New.
1935 (rewrite_all_phi_nodes_with_iv): New.
1936 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1937 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1938 * tree-parloops.c (loop_parallel_p): Move out all conditions
1939 except dependency check.
1940 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1941 (gen_parallel_loop): Call canonicalize_loop_ivs without
1942 reduction_list argument.
1943 (build_new_reduction): New.
1944 (gather_scalar_reductions): New.
1945 (try_get_loop_niter): New.
1946 (try_create_reduction_list): New.
1947 (parallleize_loops): Change the parallel conditions check.
1948 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1949 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1951 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1953 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1955 * doc/options.texi (Option properties): Mention new quoting syntax.
1957 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1959 * config/alpha/alpha.c (alpha_start_function):
1960 Handle VMS_DEBUG_MAIN_POINTER
1961 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1962 * doc/invoke.texi: Document -mdebug-main switch.
1964 2009-07-29 Richard Henderson <rth@redhat.com>
1966 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1967 (cgraph_create_edge_including_clones): Likewise.
1968 * tree-inline.c (copy_bb): Operate on the correct edges
1969 when updating the callgraph.
1971 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1973 * config/alpha/vms-cc.c: Deleted.
1974 * config/alpha/vms-ld.c: Deleted.
1975 * config/alpha/t-vms64: Moved to config/vms
1976 * config/alpha/vms-crt0-64.c: Moved to config/vms
1977 * config/alpha/vms-crt0.c: Moved to config/vms
1978 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1979 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1980 * config/alpha/xm-vms.h: Moved to config/vms
1981 * config/alpha/x-vms: Moved to config/vms
1982 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1984 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1985 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1987 * config/vms/t-vms64: Moved here from config/alpha
1988 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1989 (argc,argv,envp): Enforce 32bit malloc'ing.
1990 * config/vms/vms-psxcrt0-64.c: Likewise.
1991 * config/vms/vms-crt0.c: Moved here from config/alpha.
1992 * config/vms/vms-psxcrt0.c: Likewise.
1993 * config/vms/vms-crtl-64.h: New file.
1994 * config/vms/vms-crtl.h: New file.
1995 * config/vms/vms.opt: New file.
1996 * config/vms/xm-vms64.h: New file.
1997 * config/vms/xm-vms.h: Moved here from config/alpha.
1998 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2000 * config/vms/x-vms: Moved here from config/alpha.
2001 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2002 (vms-ld.o, vms-cc.o): Removed.
2003 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2005 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2007 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2008 correct stack (obvious VMS fix).
2010 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2012 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2013 date, version info if VMS_DEBUGGING_INFO defined.
2014 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2015 size, date calculating code moved here.
2017 2009-07-29 Paul Brook <paul@codesourcery.com>
2019 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2022 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2025 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2026 to DImode when generating insq_le insn.
2028 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2030 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2031 New macro set for VMS_DEBUGGGING_INFO.
2032 (AT_string_form): Use it.
2034 2009-07-28 DJ Delorie <dj@redhat.com>
2036 * config/mep/mep.c (vtext_section): New.
2037 (vftext_section): New.
2038 (ftext_section): New.
2039 (mep_select_section): Add support for functions.
2040 (mep_unique_section): Likewise.
2041 (mep_asm_init_sections): Likewise.
2042 (mep_encode_section_info): Remove it from here.
2044 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2046 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2048 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2049 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2051 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2053 * dwarf2out.c (output_file_names): Test new macro
2054 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2055 (add_comp_dir_attribute): Likewise.
2057 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2059 * config/i386/mingw-w64.h (LINK_SPEC): Add
2060 separating space between commands.
2062 2009-07-28 Jan Hubicka <jh@suse.cz>
2064 PR tree-optimization/40759
2065 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2068 2009-07-27 DJ Delorie <dj@redhat.com>
2070 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2071 types are dword-aligned.
2072 (mep_expand_va_start): Likewise.
2074 2009-07-27 Olivier Hainque <hainque@adacore.com>
2075 Douglas B Rupp <rupp@gnat.com>
2077 * convert.c (convert_to_pointer): Don't assume the target
2078 pointer type is POINTER_SIZE long. Fetch its precision instead.
2080 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2082 * system.h (fopen): Undefine if macro.
2084 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2086 * dwarf2out.c (output_cfi_p): Removed.
2087 (output_cfis): New function.
2088 (output_fde): New function, split from output_call_frame_info.
2089 (output_call_frame_info): Use it.
2090 (dwarf2out_switch_text_section): Use output_cfis.
2092 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2094 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2095 TARGET_BI_ARCH is specified without enabling SJLJ.
2096 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2097 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2099 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2101 * arm.md (negdi2): Use DImode if forcing a value into a register.
2103 2009-07-26 Ira Rosen <irar@il.ibm.com>
2105 PR tree-optimization/40801
2106 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2107 of vector operand from the previous copy of vector statement.
2108 Pass the correct definition type value to
2109 vect_get_vec_def_for_stmt_copy().
2111 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2113 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2114 const char ** conversion.
2116 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2118 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2119 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2120 (gcc_unreachable): Invoke __builtin_unreachable() if
2121 !ENABLE_ASSERT_CHECKING.
2123 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2125 PR rtl-optimization/40445
2126 * emit-rtl.c (next_nonnote_insn_bb): New function.
2127 * rtl.h (next_nonnote_insn_bb): Declare new function.
2128 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2129 with no successors that is the successor of the ENTRY_BLOCK.
2130 Continue from the top after removing an empty fallthrough block.
2131 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2132 of next_nonnote_insn.
2134 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2136 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2138 2009-07-25 Martin Jambor <mjambor@suse.cz>
2140 * c-common.c (c_common_attribute_table): New element for noclone.
2141 (handle_noclone_attribute): New function. Forward-declare.
2142 * tree-inline.c (tree_versionable_function_p): Check for noclone
2144 * doc/extend.texi (Labels as Values): Document need for noclone.
2145 (Function Attributes): Document noclone attribute.
2147 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2149 PR rtl-optimization/34999
2150 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2151 and dw_fde_switched_cold_to_hot fields.
2152 (output_cfi_p): New function.
2153 (output_call_frame_info): If fde->dw_fde_switched_sections,
2154 output 2 FDEs instead of one with corrupted header.
2155 (dwarf2out_do_cfi_startproc): New function.
2156 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2157 and fde->dw_fde_switched_cold_to_hot.
2158 (dwarf2out_switch_text_section): Compute
2159 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2160 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2161 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2162 Otherwise, compute fde->dw_fde_switch_cfi.
2164 2009-07-24 Cary Coutant <ccoutant@google.com>
2166 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2168 2009-07-24 Cary Coutant <ccoutant@google.com>
2170 * cfghooks.c (split_block): Copy discriminator to new block.
2171 * tree-cfg.c (assign_discriminator): Check location of last
2172 instruction in block as well as first.
2174 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2176 * config/i386/linux.c: Use fputs or putc instead of fprintf
2178 * config/i386/gas.h: Ditto.
2179 * config/i386/x86-64.h: Ditto.
2180 * config/i386/att.h: Ditto.
2182 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2184 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2187 2009-07-24 Martin Jambor <mjambor@suse.cz>
2189 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2190 (ipa_push_func_to_list_1): Declare.
2191 (ipa_push_func_to_list): New function.
2193 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2194 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2195 (ipa_push_func_to_list): Removed.
2196 (ipa_pop_func_from_list): Clear node_enqueued flag.
2198 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2200 * config/s390/s390.c (override_options): Default
2201 max-unrolled-insns to 100 for z10 tuning.
2203 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2205 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2206 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2207 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2208 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2209 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2210 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2211 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2213 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2215 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2216 use default set in mingw32.h header.
2217 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2218 64-bit /mingw/include path.
2219 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2222 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2224 PR rtl-optimization/40209
2225 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2227 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2230 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2231 with the rest of string where appropriate. Use fputs or putc
2232 instead of fprintf where appropriate.
2234 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2235 Pat Haugen <pthaugen@us.ibm.com>
2236 Revital Eres <ERES@il.ibm.com>
2238 * config/rs6000/vector.md: New file. Move most of the vector
2239 expander support here from altivec.md to allow for the VSX vector
2240 unit in the future. Add support for secondary_reload patterns.
2241 Rewrite the patterns for vector comparison, and vector comparison
2242 predicate instructions so that the RTL expresses the desired
2243 behavior, instead of using unspec.
2245 * config/rs6000/constraints.md ("f" constraint): Use
2246 rs6000_constraints to hold the precalculated register class.
2247 ("d" constraint): Ditto.
2248 ("wd" constraint): New constraint for VSX.
2249 ("wf" constraint): Ditto.
2250 ("ws" constraint): Ditto.
2251 ("wa" constraint): Ditto.
2252 ("wZ" constraint): Ditto.
2253 ("j" constraint): Ditto.
2255 * config/rs6000/predicates.md (vsx_register_operand): New
2257 (vfloat_operand): New predicate for vector.md.
2258 (vint_operand): Ditto.
2259 (vlogical_operand): Ditto.
2260 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2261 (easy_vector_constant): Add VSX support.
2262 (altivec_indexed_or_indirect_operand): New predicate for
2263 recognizing Altivec style memory references with AND -16.
2265 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2266 for vector secondary reload support.
2267 (rs6000_vector_reg_class): Delete, replacing it with
2269 (rs6000_vsx_reg_class): Ditto.
2270 (rs6000_constraints): New array to hold the register classes of
2271 each of the register constraints that can vary at runtime.
2272 (builtin_mode_to_type): New static array for builtin function type
2274 (builtin_hash_table): New static hash table for builtin function
2276 (TARGET_SECONDARY_RELOAD): Define target hook.
2277 (TARGET_IRA_COVER_CLASSES): Ditto.
2278 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2279 registers are 128 bits if VSX memory reference instructions are used.
2280 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2282 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2283 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2284 Print several of the scheduling related parameters.
2285 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2286 rs6000_constraints instead of rs6000_vector_reg_class. Move
2287 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2288 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2289 Altivec. Add VSX support. Setup for secondary reload support on
2290 Altivec/VSX registers.
2291 (rs6000_override_options): Make power7 set the scheduling groups
2292 like the power5. Add support for new debug switches to override
2293 the scheduling defaults. Temporarily disable -mcpu=power7 from
2294 setting -mvsx. Add support for debug switches -malways-hint,
2295 -msched-groups, and -malign-branch-targets.
2296 (rs6000_buitlin_conversion): Add support for returning unsigned
2297 vector conversion functions to fix regressions due to stricter
2299 (rs6000_builtin_mul_widen_even): Ditto.
2300 (rs6000_builtin_mul_widen_odd): Ditto.
2301 (rs6000_builtin_vec_perm): Ditto.
2302 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2303 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2305 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2307 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2308 VSX types for bit operations. Changes to accomidate vector.md.
2309 (bdesc_2arg): Ditto.
2310 (bdesc_1arg): Ditto.
2311 (struct builtin_description_predicates): Rewrite predicate
2312 handling so that RTL describes the operation, instead of passing
2313 the instruction to be used as a string argument.
2314 (bdesc_altivec_preds): Ditto.
2315 (altivec_expand_predicate_builtin): Ditto.
2316 (altivec_expand_builtin): Ditto.
2317 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2318 statement for vsldoi support.
2319 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2320 (altivec_expand_st_builtin): Ditto.
2321 (paired_expand_builtin): Whitespace changes.
2322 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2323 builtin_mode_to_type table for secondary reload. Call
2324 builtin_function_type to build random builtin functions.
2325 (altivec_init_builtins): Change to use builtin_function_type to
2326 create builtin function types dynamically as we need them.
2327 (builtin_hash_function): New support for hashing the tree types
2328 for builtin function as we need it, rather than trying to build
2329 all of the trees that we need. Add initial preliminary VSX support.
2330 (builtin_function_type): Ditto.
2331 (builtin_function_eq): Ditto.
2332 (builtin_hash_struct): Ditto.
2333 (rs6000_init_builtins): Ditto.
2334 (rs6000_common_init_builtins): Ditto.
2335 (altivec_init_builtins): Ditto.
2336 (rs6000_common_init_builtins): Ditto.
2337 (enum reload_reg_type): New enum for simplifing reg classes.
2338 (rs6000_reload_register_type): Simplify register classes into GPR,
2339 Vector, and other registers. Altivec and VSX addresses in reload.
2340 (rs6000_secondary_reload_inner): Ditto.
2341 (rs6000_ira_cover_classes): New target hook, that returns the
2342 appropriate cover classes, based on -mvsx being used or not.
2343 (rs6000_secondary_reload_class): Add VSX support.
2344 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2345 (get_vsel_insn): Ditto.
2346 (rs6000_emit_vector_compare): Rewrite vector conditional support
2347 so that where we can, we use RTL operators, instead of blindly use
2349 (rs6000_emit_vector_select): Ditto.
2350 (rs6000_emit_vector_cond_expr): Ditto.
2351 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2352 (create_TOC_reference): Add -mdebug=addr support.
2353 (emit_frame_save): VSX loads/stores need register indexed addressing.
2355 * config/rs6000/rs6000.md: Include vector.md.
2357 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2359 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2360 support for V2DI, V2DF in logical, permute, select operations.
2362 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2363 switch for vsx/power7.
2364 (-mvsx-scalar-memory): Ditto.
2365 (-mvsx-align-128): Ditto.
2366 (-mallow-movmisalign): Ditto.
2367 (-mallow-df-permute): Ditto.
2368 (-msched-groups): Ditto.
2369 (-malways-hint): Ditto.
2370 (-malign-branch-targets): Ditto.
2372 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2374 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2375 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2376 (rs6000_vector_reg_class): Delete.
2377 (rs6000_vsx_reg_class): Ditto.
2378 (enum rs6000_reg_class_enum): New enum for the constraints that
2379 vary based on target switches.
2380 (rs6000_constraints): New array to hold the register class for all
2381 of the register constraints that vary based on the switches used.
2382 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2383 (enum rs6000_builtins): Add unsigned varients for the builtin
2384 declarations returned by target hooks for expanding multiplies,
2385 select, and permute operations. Add VSX builtins.
2386 (enum rs6000_builtin_type_index): Add entries for VSX.
2387 (V2DI_type_node): Ditto.
2388 (V2DF_type_node): Ditto.
2389 (unsigned_V2DI_type_node): Ditto.
2390 (bool_long_type_node): Ditto.
2391 (intDI_type_internal_node): Ditto.
2392 (uintDI_type_internal_node): Ditto.
2393 (double_type_internal_node): Ditto.
2395 * config/rs6000/altivec.md (whole file): Move all expanders to
2396 vector.md from altivec.md. Rename insn matching functions to be
2398 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2399 (altivec_vcmp*): Ditto.
2400 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2401 (VM): New iterator for moves that includes the VSX types.
2402 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2403 (altivec_vperm_<mode>_uns): New, for unsigned types.
2404 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2405 (altivec_eq<mode>): Ditto.
2406 (altivec_gt<mode>): Ditto.
2407 (altivec_gtu<mode>): Ditto.
2408 (altivec_eqv4sf): Ditto.
2409 (altivec_gev4sf): Ditto.
2410 (altivec_gtv4sf): Ditto.
2411 (altivec_vcmpbfp_p): Ditto.
2413 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2415 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2418 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2422 ASM_SHORT instead of .word.
2423 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2424 instead of .word in asm template.
2426 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2429 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2430 (process_bb_node_lives): Use it.
2432 * ira.c (setup_cover_and_important_classes): Don't setup
2433 ira_important_class_nums. Add cover classes to the end of
2435 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2437 (find_reg_class_closure): Use reorder_important_classes.
2439 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2441 * config/i386/i386.c (i386_ira_cover_classes): New function.
2442 (TARGET_IRA_COVER_CLASSES): Redefine.
2444 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2445 importance of order of cover classes in the array.
2447 2009-07-22 Diego Novillo <dnovillo@google.com>
2449 * tree-pass.h (TDF_EH): Define.
2450 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2451 contains TDF_EH, print the EH region number holding GS.
2452 * tree-dump.c (dump_options): Add "eh".
2453 * doc/invoke.texi: Document it.
2455 2009-07-22 Doug Kwan <dougkwan@google.com>
2457 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2459 2009-07-22 Michael Matz <matz@suse.de>
2461 PR tree-optimization/35229
2462 PR tree-optimization/39300
2464 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2465 (inhibit_phi_insertion): New function.
2466 (insert_into_preds_of_block): Call it for REFERENCEs.
2467 (init_pre): Initialize and finalize scalar evolutions.
2468 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2470 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2473 Use CONST_VECTOR_NUNITS to determine number of elements.
2475 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2477 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2478 (U, W): Constraints are now deprecated and will be removed if we
2480 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2482 ("prefetch"): Add the stcmh instruction for prefetching.
2483 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2485 (s390_short_displacement): Return always true if compiling for
2486 machines not providing the long displacement facility.
2487 (s390_mem_constraint): Support the new constraint letter Z.
2488 (s390_check_qrst_address): New function.
2490 2009-07-21 DJ Delorie <dj@redhat.com>
2492 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2495 2009-07-21 Jason Merrill <jason@redhat.com>
2497 * c-common.c (max_tinst_depth): Increase default to 1024.
2499 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2502 (vec_unpacku_float_lo_v4si): Ditto.
2504 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2508 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2509 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2510 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2512 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2514 PR tree-optimization/40813
2515 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2518 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2520 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2521 with a NOP_EXPR if needed.
2523 2009-07-21 Paul Brook <paul@codesourcery.com>
2525 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2526 Terminate debug dump with newline.
2528 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2530 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2531 Cast "1" to unsigned HOST_WIDE_INT.
2532 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2533 deposit length to the maximum length - lsb. Extend length if
2534 HOST_BITS_PER_WIDE_INT is 32.
2536 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2538 * cgraph.h (constant_pool_htab): New function.
2539 (constant_descriptor_tree): Move from varasm.c.
2540 * varasm.c (constant_pool_htab): New function.
2541 (constant_descriptor_tree): Move to cgraph.h.
2543 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2545 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2547 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2549 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2552 2009-07-20 Xinliang David Li <davidxl@google.com>
2554 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2556 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2558 * config/mips/mips.md (move_type): Add arith.
2559 (type): Handle arith.
2560 (zero_extendsidi2): Rename this into ...
2561 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2562 (zero_extendsidi2): New expander.
2563 (*zero_extendsidi2_dext): New pattern.
2565 2009-07-20 Nick Clifton <nickc@redhat.com>
2567 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2568 to set MIPS_ABI_DEFAULT.
2569 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2571 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2573 * tree-object-size.c (addr_object_size): Handle unions with
2574 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2576 PR tree-optimization/40792
2577 * tree.c (build_function_type_skip_args): Remove bogus assert.
2579 2009-07-20 Jan Hubicka <jh@suse.cz>
2580 Martin Jambor <mjambor@suse.cz>
2582 * cgraph.h (combined_args_to_skip): New field.
2583 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2584 combined_args_to_skip and args_to_skip.
2585 * tree-inline.c (update_clone_info): New function.
2586 (tree_function_versioning): Call update_clone_info.
2587 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2589 (cgraph_materialize_all_clones): More extensive dumping, working
2590 with combined_args_to_skip rather than args_to_skip.
2592 2009-07-20 Ira Rosen <irar@il.ibm.com>
2594 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2595 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2596 (get_initial_def_for_reduction): Likewise.
2597 (vectorizable_reduction): Skip the check of first operand in case
2598 of COND_EXPR. Add check that it is outer loop vectorization if
2599 nested cycle was detected. Call vectorizable_condition() for
2600 COND_EXPR. If reduction epilogue cannot be created do not fail for
2601 nested cycles (if it is not double reduction). Assert that there
2602 is only one type in the loop in case of COND_EXPR. Call
2603 vectorizable_condition() to vectorize COND_EXPR.
2604 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2605 Add parameters. Allow nested cycles if called from
2606 vectorizable_reduction(). Use reduction vector variable if provided.
2607 (vect_analyze_stmt): Call vectorizable_reduction() before
2608 vectorizable_condition().
2609 (vect_transform_stmt): Update call to vectorizable_condition().
2611 2009-07-20 Christian Bruel <christian.bruel@st.com>
2613 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2614 * doc/invoke.texi (-mfmovd): Likewise.
2615 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2617 2009-07-20 Jan Hubicka <jh@suse.cz>
2619 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2620 when handling SSA name.
2622 2009-07-19 Jan Hubicka <jh@suse.cz>
2624 PR tree-optimization/40676
2625 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2626 virtual PHIs in empty BBs.
2628 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2630 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2631 re-expanded the compound use gen_lowpart instead to convert to the
2634 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2636 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2637 OUTER_CONST arguments.
2638 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2639 the new wider mode will be masked off.
2640 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2642 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2644 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2645 high-order bits are zero.
2647 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2649 * combine.c (simplify_shift_const_1): Split code to determine
2651 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2652 new bits shifted in are identical to the old sign bit.
2654 2009-07-18 Richard Guenther <rguenther@suse.de>
2657 * gimplify.c (gimplify_call_expr): Reject code using results from
2658 functions returning void.
2660 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2662 * doc/md.texi: Document the new PowerPC "es" constraint.
2663 Document that "m" can include automodified addresses on this target,
2664 and explain how %U must be used. Extend the "Q" and "Z" documentation
2665 to suggest "es" as well as "m".
2666 * config/rs6000/constraints.md (es): New memory constraint.
2667 (Q, Z): Update strings to match new documentation.
2669 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2671 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2672 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2673 * config/rs6000/predicates.md (volatile_mem_operand): Use
2674 offsettable_nonstrict_memref_p.
2675 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2676 (*floatunssidf2_internal): Likewise.
2677 (*fix_truncdfsi2_internal): Likewise.
2678 (*fix_trunctfsi2_internal): Likewise.
2680 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2682 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2684 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2686 2009-07-17 Richard Guenther <rguenther@suse.de>
2689 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2690 (pass_warn_unused_result): Likewise.
2691 (TODO_set_props): Remove.
2692 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2694 (pass_diagnose_omp_blocks): Define.
2695 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2696 (c_gimple_diagnostics_recursively): Remove.
2697 (finish_function): Do not call it.
2698 (c_write_global_declarations): Continue after errors.
2699 Finalize the CU here.
2700 * c-gimplify.c (c_genericize): Do not gimplify here.
2701 * c-common.c (c_warn_unused_result): Move ...
2702 * tree-cfg.c (do_warn_unused_result): ... here.
2703 (run_warn_unused_result): New function.
2704 (gate_warn_unused_result): New function.
2705 (pass_warn_unused_result): New pass.
2706 * c-common.h (c_warn_unused_result): Remove.
2707 * flags.h (flag_warn_unused_result): Declare.
2708 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2709 * opts.c (flag_warn_unused_result): Initialize to false.
2710 * toplev.c (compile_file): Add comment.
2711 * omp-low.c (create_omp_child_function): Do not register
2712 the function with the frontend.
2713 (diagnose_omp_structured_block_errors): Prepare to be
2714 called as optimization pass.
2715 (gate_diagnose_omp_blocks): New function.
2716 (pass_diagnose_omp_blocks): New pass.
2717 * cgraph.h (cgraph_optimize): Remove.
2718 (cgraph_analyze_function): Likewise.
2719 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2720 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2721 before their parents here.
2722 (cgraph_finalize_function): Not here.
2723 (cgraph_analyze_function): Gimplify functions here.
2724 (cgraph_finalize_compilation_unit): Continue after errors.
2725 Optimize the callgraph from here.
2726 (cgraph_optimize): Make static.
2727 * langhooks.c (write_global_declarations): Finalize the CU.
2728 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2729 (gimplify_function_tree): Assert we gimplify only once.
2730 Set PROP_gimple_any property.
2731 * tree-nested.c (gimplify_all_functions): New function.
2732 (lower_nested_functions): Gimplify all nested functions.
2733 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2734 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2735 and pass_diagnose_omp_blocks after gimplification. Do not
2736 set TODO_set_props on all_lowering_passes.
2737 (execute_one_pass): Do not handle TODO_set_props.
2738 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2739 (gimplify.o): Add tree-pass.h dependency.
2740 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2741 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2742 (unsave_r): Likewise.
2743 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2746 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2748 * doc/service.texi (Service): Restore previously removed link,
2749 which isn't broken after all.
2751 2009-07-17 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/40321
2754 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2755 PHI nodes to the maximal set.
2756 (make_values_for_phi): Add PHI arguments to the maximal set.
2757 (execute_pre): Dump PHI_GEN and the maximal set.
2759 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2762 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2765 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2767 * doc/extend.texi (Nested Functions): Replace broken link with
2769 * doc/service.texi (Service): Remove broken link.
2771 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2774 * builtins.c (expand_builtin_memcmp): Use loc instead of
2775 EXPR_LOCATION (exp).
2776 (expand_builtin_strncmp): Likewise.
2778 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2779 Manuel López-Ibáñez <manu@gcc.gnu.org>
2782 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2783 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2784 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2785 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2786 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2787 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2788 tree-inline.c, c-common.c, c-common.h, gimple.c,
2789 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2790 convert.c: Add location argument to fold_{unary,binary,ternary},
2791 fold_build[123], build_call_expr, build_size_arg,
2792 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2793 fold_build1_initializer, fold_build2_initializer,
2794 fold_build3_initializer, fold_build_call_array,
2795 fold_build_call_array_initializer, fold_single_bit_test,
2796 omit_one_operand, omit_two_operands, invert_truthvalue,
2797 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2798 combine_comparisons, fold_builtin_*, fold_call_expr,
2799 build_range_check, maybe_fold_offset_to_address, round_up,
2802 2009-07-16 Jason Merrill <jason@redhat.com>
2805 * c-common.c (c_common_reswords): Add __is_standard_layout
2807 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2808 * doc/implement-cxx.texi: New.
2809 * doc/gcc.texi: Include it.
2811 2009-07-16 DJ Delorie <dj@redhat.com>
2813 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2814 compares that may be indirectly affected by previous instructions.
2816 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2818 * builtins.c (do_mpc_arg2): New.
2819 (fold_builtin_2): Fold builtin cpow.
2820 * real.h (HAVE_mpc_pow): New.
2822 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2824 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2825 comparison to skip unprofitable schedule
2827 2009-07-16 Simon Baldwin <simonb@google.com>
2829 * gcc.c (option_map): New flag -no-canonical-prefixes.
2830 * (display_help): Print help text for new flag.
2831 * (process_command): Move options translation and language specifics
2832 and handle new flag early. Use it to set a function pointer to a
2833 prefix builder. Replace make_relative_prefix calls with calls to
2834 the function pointed to. Ignore new flag in regular options handling.
2835 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2837 2009-07-15 DJ Delorie <dj@redhat.com>
2839 * config/mep/mep.md (sibcall_internal): Change register to avoid
2841 (sibcall_value_internal): Likewise.
2843 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2845 PR rtl-optimization/40710
2846 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2848 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2850 * config/mips/mips.md (*extenddi_truncate<mode>,
2851 *extendsi_truncate<mode>): Change type attribute to move_type
2852 with shift_shift. Split out code handling exts from here ...
2853 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2855 (*extendhi_truncateqi): Change type attribute to move_type with
2856 shift_shift. Split out code handling exts from here ...
2857 (*extendhi_truncateqi_exts): ... to this new pattern.
2859 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2862 instead of "and" with inverted sign bit mask value. Use
2863 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2864 Allocate registers only for operand 4 and operand 5.
2866 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2869 * fold-const.c (fold_cond_expr_with_comparison): When folding
2870 < and <= to MIN, make sure the MIN uses the same type as the
2871 comparison's operands.
2873 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2875 * arm.md (ior_xor): New code iterator.
2876 (split for ior/xor with shift and zero-extend): New split pattern.
2877 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2879 2009-07-15 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2884 2009-07-15 Richard Guenther <rguenther@suse.de>
2887 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2889 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2891 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2892 handle 2.6.30 kernel.
2894 2009-07-15 DJ Delorie <dj@redhat.com>
2896 * config/mep/mep.md (sibcall_internal): Change register to allow
2897 for 24-bit addresses.
2898 (sibcall_value_internal): Likewise.
2900 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2902 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2903 that are enabled/disabled by the flags introduced by a previous patch.
2905 2009-07-14 DJ Delorie <dj@redhat.com>
2907 * config/mep/mep.md (sibcall_internal): Include non-toggling
2909 (sibcall_value_internal): Likewise.
2911 2009-07-14 Taras Glek <tglek@mozilla.com>
2912 Rafael Espindola <espindola@google.com>
2914 * doc/sourcebuild.texi: Document install-plugin target.
2915 * configure.ac: Added install-plugin target to language makefiles.
2916 * configure: Regenerate.
2917 * Makefile.in: (install-plugin): Install more headers,
2918 depend on lang.install-plugin.
2920 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2922 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2925 2009-07-14 DJ Delorie <dj@redhat.com>
2927 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2928 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2929 * config/mep/mep.md (sibcall_internal): Change test from
2930 mep_vliw_mode_match to mep_vliw_jmp_match.
2931 (sibcall_value_internal): Likewise.
2933 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/sse.md (copysign<mode>3): New expander.
2936 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2937 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2938 Use ix86_build_const_vector.
2939 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2940 IX86_BUILTIN_CPYSGNPD.
2941 (builtin_description): Add __builtin_ia32_copysignps and
2942 __builtin_ia32_copysignpd.
2943 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2944 and BUILT_IN_COPYSIGNF.
2946 2009-07-13 Jason Merrill <jason@redhat.com>
2948 * builtins.c (can_trust_pointer_alignment): New fn.
2949 (get_pointer_alignment): Factor it out from here.
2950 * tree.h: Declare it.
2952 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2954 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2957 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2961 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2963 2009-07-14 Richard Guenther <rguenther@suse.de>
2964 Andrey Belevantsev <abel@ispras.ru>
2967 * cfgexpand.c (partition_stack_vars): Do not bother to update
2968 alias information when not optimizing.
2970 2009-07-14 Richard Guenther <rguenther@suse.de>
2971 Andrey Belevantsev <abel@ispras.ru>
2973 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2974 (pt_solution_set): Likewise.
2975 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2976 * tree-ssa-structalias.c (pt_solution_set): New function.
2977 * final.c (rest_of_clean_state): Free SSA data structures.
2978 * print-rtl.c (print_decl_name): Remove.
2979 (print_mem_expr): Implement in terms of print_generic_expr.
2980 * alias.c (ao_ref_from_mem): New function.
2981 (rtx_refs_may_alias_p): Likewise.
2982 (true_dependence): Query alias-export info.
2983 (canon_true_dependence): Likewise.
2984 (write_dependence_p): Likewise.
2985 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2987 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2988 (mem_expr_equal_p): Use operand_equal_p.
2989 (set_mem_attributes_minus_bitpos): Do not use
2990 component_ref_for_mem_expr.
2991 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2992 (update_alias_info_with_stack_vars): Likewise.
2993 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2994 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2995 explicitly nor clear stmt operands.
2996 Free the decl-to-pointer map.
2997 * tree-optimize.c (execute_free_datastructures): Do not free
2998 SSA data structures here.
2999 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3000 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3001 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3003 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3005 2009-07-13 DJ Delorie <dj@redhat.com>
3007 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3008 unrolling at the right iteration count.
3010 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3013 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3015 * haifa-sched.c (rank_for_schedule): Introduced flags to
3016 enable/disable individual scheduling heuristics.
3017 * common.opt: Introduced flags to enable/disable individual
3018 heuristics in the scheduler.
3019 * doc/invoke.texi: Introduced flags to enable/disable individual
3020 heuristics in the scheduler.
3022 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3024 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3025 config/i386/mingw-tls.c.
3026 * config/i386/mingw-tls.c: Removed.
3028 2009-07-13 Ira Rosen <irar@il.ibm.com>
3030 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3031 checks access only relevant statements.
3032 (vectorizable_reduction): Likewise.
3034 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3036 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3037 just for 32-bit case.
3039 2009-07-12 Jan Hubicka <jh@suse.cz>
3041 PR tree-optimization/40585
3042 * except.c (expand_resx_expr): When there already is resume
3043 instruction, produce linked list.
3044 (build_post_landing_pads): Assert that resume is empty.
3045 (connect_post_landing_pads): Handle resume lists.
3046 (dump_eh_tree): Dump resume list.
3048 2009-07-12 Ira Rosen <irar@il.ibm.com>
3050 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3051 with additional argument.
3052 * tree-vectorizer.h (enum vect_def_type): Add
3053 vect_double_reduction_def.
3054 (vect_is_simple_reduction): Add argument.
3055 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3057 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3058 vect_is_simple_reduction with additional argument.
3059 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3061 (reduction_code_for_scalar_code): Handle additional codes by
3062 returning ERROR_MARK for them. Fix comment and indentation.
3063 (vect_is_simple_reduction): Fix comment, add argument to specify
3064 double reduction. Detect double reduction.
3065 (get_initial_def_for_induction): Fix indentation.
3066 (get_initial_def_for_reduction): Fix comment and indentation.
3067 Handle double reduction. Create initial definitions that do not
3068 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3069 (vect_create_epilog_for_reduction): Fix comment, add argument to
3070 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3071 epilogue result extraction. Create double reduction phi node and
3072 replace relevant uses.
3073 (vectorizable_reduction): Call vect_is_simple_reduction with
3074 additional argument. Fix indentation. Update epilogue code treatment
3075 according to the changes in reduction_code_for_scalar_code. Check
3076 for double reduction. Call vect_create_epilog_for_reduction with
3077 additional argument.
3078 * tree-vect-stmts.c (process_use): Handle double reduction, update
3080 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3081 (vect_get_vec_def_for_operand): Likewise.
3083 2009-07-12 Danny Smith <dansmister@gmail.com>
3085 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3086 dllexport if !TREE_PUBLIC.
3087 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3089 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3091 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3092 (avr_extra_arch_macro) Remove declatation.
3093 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3094 (avr_extra_arch_macro) Declare as static.
3095 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3097 2009-07-11 Jan Hubicka <jh@suse.cz>
3100 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3102 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3105 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3106 cold_in_std_section bits.
3107 (dwarf2out_begin_prologue): Initialize them.
3108 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3109 if already covered by text_section or cold_text_section range.
3111 PR rtl-optimization/40667
3112 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3113 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3114 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3115 * config/i386/i386.c (ix86_minimum_alignment): New function.
3116 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3117 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3118 * emit-rtl.c (gen_reg_rtx): Likewise.
3119 * function.c (assign_parms): Likewise. If nominal_type needs
3120 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3121 rather than passed_type's alignment.
3124 * function.c (assign_parm_setup_stack): Adjust
3125 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3126 from nominal_mode on big endian.
3128 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3130 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3132 2009-07-10 DJ Delorie <dj@redhat.com>
3134 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3136 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3138 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3140 (thumb2_cbnz): Likewise.
3142 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3145 * config.gcc (supported_defaults): Add synci.
3146 (with_synci): Add validation.
3147 (all_defaults): Add synci.
3148 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3151 * config/mips/mips.opt (msynci): New option.
3152 * config/mips/mips.c (mips_override_options): Warn on use of
3153 -msynci for targets that do now support it.
3154 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3156 * gcc/doc/invoke.texi (-msynci): Document the new option.
3157 * doc/install.texi (--with-synci): Document the new option.
3159 2009-07-10 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/40496
3162 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3163 the PHI result with a compatible type.
3165 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3169 * c.opt (Wunused-result): New.
3170 * doc/invoke.texi: Document it.
3171 * c-common.c (c_warn_unused_result): Use it.
3173 2009-07-09 DJ Delorie <dj@redhat.com>
3175 * targhooks.c (default_target_can_inline_p): Rename from
3176 default_target_option_can_inline_p.
3177 * targhooks.h (default_target_can_inline_p): Likewise.
3178 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3179 TARGET_OPTION_CAN_INLINE_P.
3180 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3181 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3182 (mep_target_can_inline_p): Rename from
3183 mep_target_option_can_inline_p.
3186 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3187 registers used to pass vectors.
3189 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3191 2009-07-09 Tom Tromey <tromey@redhat.com>
3193 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3194 * config/mmix/mmix.c: Include dwarf2.h.
3195 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3196 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3197 * config/sh/sh.c: Include dwarf2.h.
3198 * config/i386/i386.c: Include dwarf2.h.
3199 * Makefile.in (DWARF2_H): Remove 'elf'.
3200 * except.c: Include dwarf2.h.
3201 * unwind-dw2.c: Include dwarf2.h.
3202 * dwarf2out.c: Include dwarf2.h.
3203 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3204 * unwind-dw2-fde.c: Include dwarf2.h.
3205 * dwarf2asm.c: Include dwarf2.h.
3207 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3209 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3210 (max_issue): Use it.
3211 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3213 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3214 (region_sched_info): Update.
3215 * sched-ebb.c (ebb_sched_info): Update.
3216 * modulo-sched.c (sms_sched_info): Update.
3217 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3219 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3221 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3223 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3225 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3227 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3230 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3231 arg1 with arg01 if arg1 is already INTEGER_CST.
3233 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3235 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3236 Transform (and (truncate)) into (truncate (and)).
3238 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3240 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3241 creating LHS paradoxical subregs. Fix surrounding returns to
3242 use NULL_RTX rather than 0.
3244 2009-07-08 DJ Delorie <dj@redhat.com>
3246 * config/mep/mep.c: (mep_option_can_inline_p): New.
3247 (TARGET_OPTION_CAN_INLINE_P): Define.
3249 2009-07-08 Mark Wielaard <mjw@redhat.com>
3252 * dwarf2out.c (add_data_member_location_attribute): When we have
3253 only a constant offset don't emit a new location description using
3254 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3257 2009-07-08 Richard Henderson <rth@redhat.com>
3260 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3261 (enum reg_class): Add CLOBBERED_REGS.
3262 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3263 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3264 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3265 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3266 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3267 force 64-bit sibcalls into R11.
3268 * config/i386/constraints.md (U): New constraint.
3269 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3270 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3271 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3273 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3275 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3277 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3278 * ebitmap.h (dump_ebitmap): Ditto.
3279 * optabs.h (optab_libfunc): Ditto.
3280 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3281 * tree-flow.h (vect_can_force_dr_alignment_p,
3282 get_vectype_for_scalar_type): Ditto.
3283 (vectorize_loops): Move prototype to ...
3284 * tree-vectorizer.h: ... here. Also, adjust comment.
3285 (vect_set_verbosity_level): Remove duplicate prototype.
3286 * tree-ssa-loop.c: Include tree-vectorizer.h.
3287 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3289 2009-07-08 Nick Clifton <nickc@redhat.com>
3291 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3294 2009-07-08 DJ Delorie <dj@redhat.com>
3296 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3297 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3298 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3300 * config/mep/intrinsics.md: Regenerated.
3301 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3302 registers when asm() or calls are detected.
3304 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3307 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3309 * gimple (gimple_build_call_from_tree): Likewise.
3310 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3311 no_warning flag before warning.
3313 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3315 * tree.c (set_expr_locus): Remove.
3316 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3317 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3319 * gimplify.c (internal_get_tmp_var): Likewise.
3320 (gimplify_call_expr): Likewise.
3321 (gimplify_one_sizepos): Likewise.
3323 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3326 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3327 to variables for debugging purposes.
3329 2009-06-23 Mark Loeser <mark@halcy0n.com>
3332 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3334 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3336 * pretty-print.c (pp_base_format): Remove %J.
3337 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3338 gcc_cxxdiag_char_table): Likewise.
3339 (init_dynamic_diag_info): Likewise.
3341 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3343 * pretty-print.c (pp_base_format): Remove %H.
3344 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3345 gcc_cxxdiag_char_table): Likewise.
3346 (init_dynamic_diag_info): Likewise.
3347 * config/mep/mep.c (mep_select_section): Likewise.
3349 2009-07-07 Duncan Sands <baldrick@free.fr>
3351 * final.c (pass_clean_state): Give the pass a name.
3352 * passes.c (pass_rest_of_compilation): Likewise.
3353 * tree-optimize.c (pass_all_optimizations): Likewise.
3355 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3357 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3358 an extra 'decl' for error_at.
3360 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3363 * tree-tailcall.c (adjust_return_value_with_ops,
3364 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3365 if it has complex or vector type.
3367 2009-07-07 Olivier Hainque <hainque@adacore.com>
3369 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3372 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3374 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3376 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3378 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3379 * c-decl.c: Likewise.
3380 * function.c: Likewise.
3381 * varasm.c: Likewise.
3382 * tree-ssa.c: Likewise.
3383 * c-common.c: Likewise.
3384 * tree-cfg.c: Likewise.
3385 * config/spu/spu.c: Likewise.
3386 * config/ia64/ia64.c: Likewise.
3387 * config/v850/v850.c: Likewise.
3389 2009-07-06 DJ Delorie <dj@redhat.com>
3391 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3392 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3393 unspecified accesses to control registers.
3394 * config/mep/intrinsics.md: Regenerate.
3395 * config/mep/intrinsics.h: Regenerate.
3396 * config/mep/mep-intrin.h: Regenerate.
3398 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3400 * c-lex.c: Replace %H by an explicit location. Update all calls.
3401 * c-common.c: Likewise.
3402 * c-decl.c: Likewise.
3403 * c-typeck.c: Likewise.
3404 * fold-const.c: Likewise.
3405 * gimplify.c: Likewise.
3407 * tree-cfg.c: Likewise.
3408 * tree-ssa-loop-niter.c: Likewise.
3409 * tree-vrp.c: Likewise.
3410 * value-prof.c: Likewise.
3412 2009-07-06 Diego Novillo <dnovillo@google.com>
3414 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3415 if it has one. Handle cases where VAR does not have an
3416 annotation or cfun is NULL.
3418 2009-07-06 Diego Novillo <dnovillo@google.com>
3420 * tree.c: Include debug.h.
3421 (initialize_tree_contains_struct): New.
3422 (init_ttree): Call it.
3423 (tree_node_structure_for_code): Factor out of ...
3424 (tree_node_structure): ... here.
3425 * treestruct.def (TS_PHI_NODE): Remove.
3426 (TS_GIMPLE_STATEMENT): Remove.
3428 2009-07-06 Diego Novillo <dnovillo@google.com>
3430 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3431 (debug_tree_chain): Handle cycles.
3433 2009-07-06 Nick Clifton <nickc@redhat.com>
3434 DJ Delorie <dj@redhat.com>
3436 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3437 __FMOVD_ENABLED__ is defined.
3439 (TARGET_FMOVD): Provide a default definition.
3440 (MASK_FMOVD): Likewise.
3441 (TARGET_CPU_CPP_BUILTINS): Define
3442 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3443 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3444 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3445 (split for DF load from memory into register): Also handle
3446 MEMs which consist of REG+DISP addressing.
3447 (split for DF store from register to memory): Likewise.
3448 (movsf_ie): Always use single fp_mode.
3449 * config/sh/sh.c (sh_override_options): Do not automatically
3450 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3451 that to the -mfmovd command line switch.
3452 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3453 (fldi_ok): Always allow.
3454 * config/sh/sh.opt (mfmovd): Remove this switch.
3455 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3457 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3458 Kaz Kojima <kkojima@gcc.gnu.org>
3460 PR rtl-optimization/30807
3461 * postreload.c (reload_combine): For every new use of REG_SUM,
3462 record the use of BASE.
3464 2009-07-06 Jan Hubicka <jh@suse.cz>
3466 * params.def: Revert my accidental commit at 2009-06-30.
3468 2009-07-04 Ian Lance Taylor <iant@google.com>
3471 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3473 (mingw_format_attribute_overrides): Likewise.
3475 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3478 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3479 don't check cfa.reg. Instead of cfa.indirect use
3480 fde && fde->drap_reg != INVALID_REGNUM test.
3482 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3484 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3486 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3489 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3491 2009-07-03 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/40640
3494 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3497 2009-07-03 Jan Hubicka <jh@suse.cz>
3499 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3500 for size, reduce amount of inlining.
3502 2009-07-03 Richard Guenther <rguenther@suse.de>
3505 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3506 if t +- x is known to not overflow and the conversion widens the
3508 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3510 2009-07-03 Jan Hubicka <jh@suse.cz>
3512 * ipa-pure-const.c (analyze): Update loop optimizer init.
3513 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3514 try_remove_empty_loop, remove_empty_loops): Remove.
3515 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3516 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3517 to mark regular loops as neccesary.
3518 (degenerate_phi_p): New function.
3519 (propagate_necessity, remove_dead_phis): Use it.
3520 (forward_edge_to_pdom): Likewise.
3521 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3522 virtual PHI nodes that became unreachable.
3523 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3524 * tree-flow.h (remove_empty_loops): Remove.
3525 * passes.c (init_optimization_passes): Remove.
3527 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3529 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3530 can_create_pseudo_p.
3531 (*fix_trunc<mode>_i387_1): Ditto.
3532 (*floathi<mode>2_1): Ditto.
3533 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3534 (*fistdi2_1): Ditto.
3535 (*fist<mode>2_1): Ditto.
3536 (frndintxf2_floor): Ditto.
3537 (*fist<mode>2_floor_1): Ditto.
3538 (frndintxf2_ceil): Ditto.
3539 (*fist<mode>2_ceil_1): Ditto.
3540 (frndintxf2_trunc): Ditto.
3541 (frndintxf2_mask_pm): Ditto.
3542 (fxam<mode>2_i387_with_temp): Ditto.
3543 * config/i386/sse.md (mulv16qi3): Ditto.
3544 (*sse2_mulv4si3): Ditto.
3546 (sse4_2_pcmpestr): Ditto.
3547 (sse4_2_pcmpistr): Ditto.
3549 2009-07-03 Jan Hubicka <jh@suse.cz>
3551 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3552 (mark_stmt_necessary): Set it.
3553 (mark_operand_necessary): Set it.
3554 (mark_control_dependent_edges_necessary): Set it.
3555 (mark_virtual_phi_result_for_renaming): New function.
3556 (get_live_post_dom): New function.
3557 (forward_edge_to_pdom): New function.
3558 (remove_dead_stmt): Fix handling of control dependences.
3559 (tree_dce_init): Init new bitmap.
3560 (tree_dce_done): Free it.
3562 2009-07-02 Richard Guenther <rguenther@suse.de>
3565 * tree-ssa-structalias.c (new_var_info): Initialize
3568 2009-07-02 Jan Hubicka <jh@suse.cz>
3570 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3573 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3575 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3576 instead of recomputing it. Adjust calls.
3577 (emit_store_flag): Adjust recursive calls.
3579 2009-07-02 Richard Guenther <rguenther@suse.de>
3581 * tree-ssa-live.c (remove_unused_locals): Do not remove
3583 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3584 of DECL_EXTERNAL for HEAP variables.
3585 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3586 HEAP variables. Do not adjust RESTRICT vars.
3587 (find_what_var_points_to): Nobody cares if something
3590 2009-07-02 Ben Elliston <bje@au.ibm.com>
3592 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3593 pc_low and pc_high declarations to the top of the function.
3595 2009-07-01 DJ Delorie <dj@redhat.com>
3597 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3599 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3600 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3601 unspecified accesses to control registers.
3602 * config/mep/intrinsics.md: Regenerate.
3603 * config/mep/intrinsics.h: Regenerate.
3604 * config/mep/mep-intrin.h: Regenerate.
3606 2009-07-01 Anthony Green <green@moxielogic.com>
3608 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3609 instruction when possible.
3610 (moxie_expand_prologue): Ditto. Also, save an instruction and
3611 some complexity by popping off of $r12 instead of $sp.
3612 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3615 2009-07-01 Richard Henderson <rth@redhat.com>
3618 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3619 contained no insns, reposition note before last insn.
3621 2009-07-01 Richard Henderson <rth@redhat.com>
3624 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3625 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3627 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3630 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3631 darwin9 for printing reg addresses with %y.
3633 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3635 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3636 truncation from operands in binary operations.
3638 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3641 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3642 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3643 subreg of op0 to the original op0.
3645 * expmed.c (store_bit_field_1): Use a temporary as the destination
3646 instead of a paradoxical subreg when we need to truncate the result.
3648 2009-07-01 DJ Delorie <dj@redhat.com>
3650 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3651 names to VLIW variants.
3652 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3653 * config/mep/intrinsics.md: Regenerate.
3654 * config/mep/intrinsics.h: Regenerate.
3655 * config/mep/mep-intrin.h: Regenerate.
3657 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3660 * jump.c (returnjump_p): Revert last patch.
3661 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3663 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3666 * pa.md (casesi32p): Use jump table label to determine the offset
3668 (casesi64p): Likewise.
3670 * pa.c (forward_branch_p): Return bool type. Use instruction
3671 addresses when available. Assert that INSN has a jump label.
3672 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3675 2009-07-01 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/19831
3678 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3679 that only act as barriers do not make any previous stores necessary.
3680 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3681 HEAP variables global, do not add a constraint from nonlocal.
3682 (find_func_aliases): Handle escapes through return statements.
3683 (compute_points_to_sets): Make escaped HEAP variables global.
3685 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3688 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3689 after reducing a DImode cstore to SImode.
3691 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3693 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3694 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3696 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3698 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3699 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3701 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3702 and umod_optab if TARGET_BSD_DIVMOD.
3703 * config/vax/lib1funcs.asm: New file.
3704 * config/vax/t-linux: New file.
3705 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3707 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3710 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3711 to type arguments that have void type.
3714 * dwarf2out.c (gen_formal_parameter_die): Call
3715 equate_decl_number_to_die if node is different from origin.
3717 2009-06-30 Anthony Green <green@moxielogic.com>
3719 Clean up moxie port for --enable-build-with-cxx.
3720 * config/moxie/moxie.c (moxie_function_value): First two
3721 parameters are const_tree, not tree.
3722 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3723 (REG_CLASS_NAMES): Ditto.
3724 (REGNO_REG_CLASS): Ditto.
3725 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3726 (moxie_function_value): Fix constyness of arguments.
3728 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3730 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3731 finalize_size_functions before further processing.
3732 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3733 (variable_size): Call self_referential_size on size expressions
3734 that contain a PLACEHOLDER_EXPR.
3735 (size_functions): New static variable.
3736 (copy_self_referential_tree_r): New static function.
3737 (self_referential_size): Likewise.
3738 (finalize_size_functions): New global function.
3739 * tree.c: Include tree-inline.h.
3740 (push_without_duplicates): New static function.
3741 (find_placeholder_in_expr): New global function.
3742 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3744 <tcc_expression>: Likewise.
3745 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3746 the call in the expression.
3747 * tree.h (finalize_size_functions): Declare.
3748 (find_placeholder_in_expr): Likewise.
3749 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3750 (substitute_placeholder_in_expr): Update comment.
3751 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3753 (copy_tree_body_r): Likewise.
3754 (copy_tree_body): New static function.
3755 (maybe_inline_call_in_expr): New global function.
3756 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3757 (maybe_inline_call_in_expr): Declare.
3758 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3759 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3762 2009-06-30 Richard Guenther <rguenther@suse.de>
3764 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3766 (propagate_necessity): Do not mark reaching defs of stores
3769 2009-06-30 Jan Hubicka <jh@suse.cz>
3771 * cfgloopanal.c (check_irred): Move into ...
3772 (mark_irreducible_loops): ... here; return true if ireducible
3774 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3775 (analyze_function): Try to prove loop finiteness.
3776 * cfgloop.h (mark_irreducible_loops): Update prototype.
3777 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3779 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3781 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3783 2009-06-30 Ira Rosen <irar@il.ibm.com>
3785 PR tree-optimization/40542
3786 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3789 2009-06-30 Martin Jambor <mjambor@suse.cz>
3791 PR tree-optimization/40582
3792 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3793 than useless_type_conversion_p.
3794 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3797 2009-06-30 Martin Jambor <mjambor@suse.cz>
3800 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3802 2009-06-30 Richard Guenther <rguenther@suse.de>
3804 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3805 use ao_ref references.
3806 (walk_aliased_vdefs): Likewise.
3807 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3808 * tree-ssa-dce.c (struct ref_data): Remove.
3809 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3810 (mark_aliased_reaching_defs_necessary): Adjust.
3811 (mark_all_reaching_defs_necessary_1): Likewise.
3813 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3816 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3817 (emit_store_flag_1): Extract from emit_store_flag, adjust
3818 calls to (what now is) emit_cstore.
3819 (emit_store_flag): Call emit_store_flag_1 and also use it
3820 for what used to be recursive calls.
3822 2009-06-30 Wei Guozhi <carrot@google.com>
3825 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3826 if the target bb post dominates from bb.
3827 * config/i386/i386.c (memory_address_length): Check existence of base
3828 register before using it.
3830 2009-06-30 Nick Clifton <nickc@redhat.com>
3831 DJ Delorie <dj@redhat.com>
3833 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3834 __FMOVD_ENABLED__ is defined.
3836 (TARGET_FMOVD): Provide a default definition.
3837 (MASK_FMOVD): Likewise.
3838 (TARGET_CPU_CPP_BUILTINS): Define
3839 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3840 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3841 two fmov instructions depending upon whether TARGET_FMOVD is
3843 (split for DF load from memory into register): Also handle
3844 MEMs which consist of REG+DISP addressing.
3845 (split for DF store from register to memory): Likewise.
3846 * config/sh/sh.opt (mfmovd): Remove this switch.
3847 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3848 * config/sh/sh.c (sh_override_options): Do not automatically
3849 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3850 that to the -mfmovd command line switch.
3852 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3854 (fldi_ok): Always allow.
3855 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3857 2009-06-29 DJ Delorie <dj@redhat.com>
3859 * doc/install.texi (mep-x-elf): Correct chip's full name.
3861 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3863 * doc/extend.texi: Fix typo.
3865 2009-06-29 Tom Tromey <tromey@redhat.com>
3868 * Makefile.in (DWARF2_H): New variable.
3870 (dwarf2out.o): Likewise.
3871 (dwarf2asm.o): Likewise.
3872 * config/i386/t-i386: Use DWARF2_H.
3873 * except.c: Include elf/dwarf2.h.
3874 * unwind-dw2.c: Include elf/dwarf2.h.
3875 * dwarf2out.c: Include elf/dwarf2.h.
3876 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3877 <dtprel>: New field.
3878 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3879 (size_of_loc_descr): Likewise.
3880 (output_loc_operands_raw): Likewise.
3881 (output_loc_operands): Handle new dtprel field.
3882 (loc_checksum): Update.
3883 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3884 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3885 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3886 * dwarf2asm.c: Include elf/dwarf2.h.
3887 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3888 * config/mmix/mmix.c: Include elf/dwarf2.h.
3889 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3890 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3891 * config/sh/sh.c: Include elf/dwarf2.h.
3892 * config/i386/i386.c: Include elf/dwarf2.h.
3894 2009-06-29 DJ Delorie <dj@redhat.com>
3896 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3898 * doc/extend.texi: Add MeP attributes and pragmas.
3899 * doc/invoke.text: Add MeP Options.
3900 * doc/contrib.texi: Add MeP contribution.
3901 * doc/md.texi: Add MeP constraints.
3902 * doc/install.texi: Add MeP target.
3904 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3906 * target.h (struct gcc_target): Add frame_pointer_required field.
3907 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3908 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3909 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3911 * reload1.c (update_eliminables): (Ditto.).
3912 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3913 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3914 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3916 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3918 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3919 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3920 (arm_frame_pointer_required): New function.
3922 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3923 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3924 (avr_frame_pointer_required_p): Declare as static.
3925 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3927 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3928 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3929 (bfin_frame_pointer_required): Make as static, change return type
3931 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3933 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3934 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3935 (cris_frame_pointer_required): New function.
3937 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3939 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3940 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3941 (fr30_frame_pointer_required): New function.
3943 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3944 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3945 (frv_frame_pointer_required): Make as static, change return type
3947 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3949 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3950 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3951 (ix86_frame_pointer_required): Make as static, change return type to
3953 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3955 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3956 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3958 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3960 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3962 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3964 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3965 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3966 (mips_frame_pointer_required): Make as static.
3967 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3969 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3970 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3971 (mmix_frame_pointer_required): Mew function.
3973 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3974 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3976 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3978 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3980 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3982 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3983 (CAN_ELIMINATE): Redefine.
3984 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3985 (sparc_frame_pointer_required): New function.
3986 (sparc_can_eliminate): New function.
3987 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3989 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3990 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3992 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3994 (xtensa_frame_pointer_required): Make as static, change return type
3996 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3999 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4001 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4002 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4003 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4004 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4005 (register_callback): Handle PLUGIN_START_UNIT.
4006 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4008 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4010 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4012 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4013 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4015 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4017 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4020 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4022 * doc/extend.texi (Additional Floating Types): __float128 is also
4023 supported on i386 targets.
4025 2009-06-29 Richard Guenther <rguenther@suse.de>
4028 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4030 (pt_solutions_same_restrict_base): Declare.
4031 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4033 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4034 (make_constraint_from, make_copy_constraint): Move earlier.
4035 (make_constraint_from_heapvar): New function.
4036 (make_constraint_from_restrict): Likewise.
4037 (handle_lhs_call): Use it.
4038 (find_func_aliases): Use it to track conversions to restrict
4040 (struct fieldoff): Add only_restrict_pointers flag.
4041 (push_fields_onto_fieldstack): Initialize it.
4042 (create_variable_info_for): Track global restrict qualified pointers.
4043 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4044 Track restrict qualified pointer arguments.
4045 (set_uids_in_ptset): Use varinfo is_global_var flag.
4046 (find_what_var_points_to): Set the vars_contains_restrict flag.
4047 Always create the points-to solution for sets including restrict tags.
4048 (pt_solutions_same_restrict_base): New function.
4049 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4050 qualified pointers use pt_solutions_same_restrict_base as
4051 additional source for disambiguation.
4053 2009-06-29 Richard Guenther <rguenther@suse.de>
4056 * alias.c (find_base_decl): Remove.
4057 (get_deref_alias_set_1): Remove restrict handling.
4058 * c-common.c (c_apply_type_quals_to_decl): Do not set
4059 DECL_POINTER_ALIAS_SET.
4060 * gimplify.c (find_single_pointer_decl_1): Remove.
4061 (find_single_pointer_decl): Likewise.
4062 (internal_get_tmp_var): Remove restrict handling.
4063 (gimple_regimplify_operands): Likewise.
4064 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4065 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4066 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4067 * tree.c (restrict_base_for_decl): Remove.
4068 (init_ttree): Do not allocate it.
4069 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4070 LABEL_DECL_UID for label decls.
4071 (copy_node_stat): Do not copy restrict information.
4072 (decl_restrict_base_lookup): Remove.
4073 (decl_restrict_base_insert): Likewise.
4074 (print_restrict_base_statistics): Likewise.
4075 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4076 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4077 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4078 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4079 (LABEL_DECL_UID): Adjust.
4080 (DECL_BASED_ON_RESTRICT_P): Remove.
4081 (DECL_GET_RESTRICT_BASE): Likewise.
4082 (SET_DECL_RESTRICT_BASE): Likewise.
4083 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4085 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4086 instead of DECL_POINTER_ALIAS_SET.
4087 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4088 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4089 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4091 2009-06-29 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/40579
4094 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4095 the IL to simplify has constants that overflowed.
4097 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4099 PR tree-optimization/40550
4100 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4101 vector_compute_type only when the size of vector_compute_type is
4102 less than the size of type.
4104 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4106 * fold-const.c (contains_label_1): Fix comments.
4107 (contains_label_p): Do not walk trees multiple time.
4109 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4111 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4112 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4113 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4114 ix86_fp_comparison_operator.
4115 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4116 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4117 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4118 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4119 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4120 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4121 (related splits): Change predicate to ix86_fp_comparison_operator.
4122 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4123 instead of ix86_fp_comparison_codes.
4124 (ix86_trivial_fp_comparison_operator,
4125 ix86_fp_comparison_operator): New.
4126 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4127 (ix86_expand_compare): Eliminate last two parameters.
4128 (ix86_fp_jump_nontrivial_p): Kill.
4129 * config/i386/i386.c (put_condition_code): Eliminate call to
4130 ix86_fp_comparison_codes and subsequent assertion.
4131 (ix86_fp_comparison_codes): Eliminate.
4132 (ix86_fp_swap_condition): New.
4133 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4134 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4135 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4136 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4137 and ix86_fp_swap_condition.
4138 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4139 Use ix86_fp_comparison_strategy.
4140 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4141 (ix86_fp_jump_nontrivial_p): Eliminate.
4142 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4143 call to ix86_expand_compare.
4144 (ix86_split_fp_branch, ix86_expand_setcc,
4145 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4146 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4148 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4150 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4151 related to jump_clobbers.
4152 * config/arm/arm.md (conds): Remove jump_clob case.
4153 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4154 splits): Change comparison_operator to arm_comparison_operator.
4155 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4158 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4160 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4161 condition for floating point modes.
4162 * expmed.c (emit_store_flag_1): Move here a bigger part
4164 (emit_store_flag): Try swapping the condition for floating point
4166 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4168 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4170 * expr.c (expand_expr_real_1): Just use do_store_flag.
4171 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4172 emit_store_flag_force.
4173 * expmed.c (emit_store_flag_force): Copy here trick
4174 previously in expand_expr_real_1. Try reversing the comparison.
4175 (emit_store_flag_1): Work if target is NULL.
4176 (emit_store_flag): Work if target is NULL, using the result mode
4177 from the comparison. Use split_comparison, restructure final part
4178 to simplify conditionals.
4180 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4182 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4183 * dojump.c (do_jump): Change handling of floating-point
4184 ops to use just do_compare_and_jump.
4185 (split_comparison): New.
4186 (do_compare_rtx_and_jump): Add here logic coming previously
4187 in do_jump, using split_comparison.
4189 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4192 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4194 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4196 * tree-ssa-alias.c: Fix unintentional commit.
4198 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4200 * passes.c (execute_one_pass): Fix unintentional commit.
4202 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4204 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4205 (df_rd_local_compute, df_md_local_compute): Inline them.
4207 (df_md_scratch): New.
4208 (df_md_alloc, df_md_free): Allocate/free it.
4209 (df_md_local_compute): Only include live registers in init.
4210 (df_md_transfer_function): Prune the in-set computed by
4211 the confluence function, and the gen-set too.
4213 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4215 PR rtl-optimization/26854
4216 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4217 * df-problems.c (df_rd_add_problem): Fix comment.
4218 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4219 df_md_simulate_artificial_defs_at_top,
4220 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4221 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4222 df_md_transfer_function, df_md_init, df_md_confluence_0,
4223 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4224 problem_MD, df_md_add_problem): New.
4225 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4226 df_md_get_bb_info): New.
4227 (DF_LAST_PROBLEM_PLUS1): Adjust.
4229 * Makefile.in (fwprop.o): Include domwalk.h.
4230 * fwprop.c: Include domwalk.h.
4231 (reg_defs, reg_defs_stack): New.
4232 (bitmap_only_bit_between): Remove.
4233 (process_defs): New.
4234 (process_uses): Use reg_defs and local_md instead of
4235 bitmap_only_bit_between and local_rd.
4236 (single_def_use_enter_block): New, from build_single_def_use_links.
4237 (single_def_use_leave_block): New.
4238 (build_single_def_use_links): Remove code moved to
4239 single_def_use_enter_block, invoke domwalk.
4240 (use_killed_between): Adjust comment.
4242 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4244 * bitmap.h (bitmap_ior_and_into): New.
4245 * bitmap.c (bitmap_ior_and_into): New.
4247 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4249 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4250 before_dom_children_before_stmts and after_dom_children_after_stmts.
4251 Rename the two remaining callbacks to just before_dom_children and
4252 after_dom_children. Remove other GIMPLE statement walking bits.
4253 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4254 * graphite.c: Do not include domwalk.h.
4255 * tree-into-ssa.c (interesting_blocks): New global.
4256 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4257 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4258 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4259 now that they're not domwalk callbacks.
4260 (rewrite_initialize_block): Rename to...
4261 (rewrite_enter_block): ... this, place after called functions. Test
4262 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4263 (rewrite_finalize_block): Rename to...
4264 (rewrite_leave_block): ... this, place after called functions.
4265 (rewrite_update_init_block): Rename to...
4266 (rewrite_update_enter_block): ... this, place after called functions.
4267 Test interesting_blocks, call rewrite_update_stmt and
4268 rewrite_update_phi_arguments.
4269 (rewrite_update_fini_block): Rename to...
4270 (rewrite_leave_block): ... this, place after called functions.
4271 (rewrite_blocks): Remove last argument, simplify initialization of
4273 (mark_def_sites_initialize_block): Rename to...
4274 (mark_def_sites_block): ... this, call mark_def_sites.
4275 (mark_def_sites_blocks): Remove argument, simplify initialization of
4277 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4278 (update_ssa): Likewise.
4279 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4281 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4282 (dom_opt_initialize_block): Rename to...
4283 (dom_opt_enter_block): ... this, place after called functions. Walk
4284 statements here, inline propagate_to_outgoing_edges.
4285 (dom_opt_finalize_block): Rename to...
4286 (dom_opt_leave_block): ... this, place after called functions.
4287 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4289 (dse_enter_block, dse_record_phi): New.
4290 (dse_record_phis): Delete.
4291 (dse_finalize_block): Rename to...
4292 (dse_leave_block): ... this.
4293 (tree_ssa_dse): Simplify initialization of walk_data.
4294 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4295 Adjust initialization of walk_data.
4296 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4297 * tree-ssa-loop-phiopt.c (get_non_trapping):
4298 Adjust initialization of walk_data.
4299 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4300 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4301 it's not a domwalk callback.
4302 (uncprop_initialize_block): Rename to...
4303 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4304 (dse_finalize_block): Rename to...
4305 (dse_leave_block): ... this.
4306 (tree_ssa_uncprop): Simplify initialization of walk_data.
4307 * Makefile.in: Adjust dependencies.
4309 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4311 * arm.md (casesi): Fix test for Thumb1.
4312 (thumb1_casesi_internal_pic): Likewise.
4313 (thumb1_casesi_dispatch): Likewise.
4315 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4317 * config/arm/arm-cores.def: Added core cortex-m0.
4318 * config/arm/arm-tune.md: Regenerated.
4319 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4321 2009-06-26 DJ Delorie <dj@redhat.com>
4323 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4325 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4326 the scheduler doesn't tag jump insns.
4328 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4330 * c-decl.c (merge_decls): Re-indent.
4332 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4335 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4336 Special-case decimal float constants.
4338 2009-06-26 Richard Henderson <rth@redhat.com>
4340 * function.h (struct function): Add cannot_be_copied_reason,
4341 and cannot_be_copied_set.
4342 * tree-inline.c (has_label_address_in_static_1): Rename from
4343 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4344 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4345 don't set inline_forbidden_reason.
4346 (copy_forbidden): New function, split out of inline_forbidden_p.
4347 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4348 (inline_forbidden_p): Use copy_forbidden.
4349 (tree_versionable_function_p): Likewise.
4350 (inlinable_function_p): Merge into tree_inlinable_function_p.
4351 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4352 * ipa-cp.c (ipcp_versionable_function_p): New function.
4353 (ipcp_cloning_candidate_p): Use it.
4354 (ipcp_node_modifiable_p): Likewise.
4356 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4358 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4359 that is marked not to be inlined. Remove flag_mudflap use.
4360 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4361 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4363 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4366 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4367 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4369 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4371 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4373 (__mingwthr_remove_key_dtor): Likewise.
4375 2009-06-26 Richard Guenther <rguenther@suse.de>
4377 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4379 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4382 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4383 try the non-cond_exec path also.
4385 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4388 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4389 (output_cbranch): Use new functions.
4390 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4393 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4394 Pat Haugen <pthaugen@us.ibm.com>
4395 Revital Eres <ERES@il.ibm.com>
4397 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4398 for %c error. Add %x support to print VSX registers as a unified
4399 register set, instead of separate float and altivec registers.
4400 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4401 %y case, and add support for VSX pre-modify addresses.
4402 (output_toc): Add assert for CONST containing an integer constant
4404 (rs6000_adjust_cost): Add POWER7 support.
4405 (insn_must_be_first_in_group): Ditto.
4406 (insn_must_be_last_in_group): Ditto.
4407 (rs6000_emit_popcount): Ditto.
4408 (rs6000_vector_mode_supported_p): Ditto.
4410 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4411 Change some of the functions called by macros to being called
4412 through a pointer, so debug functions can be inserted if
4413 -mdebug=addr or -mdebug=cost.
4414 (rs6000_preferred_reload_class_ptr): Ditto.
4415 (rs6000_secondary_reload_class_ptr): Ditto.
4416 (rs6000_secondary_memory_needed_ptr): Ditto.
4417 (rs6000_cannot_change_mode_class_ptr): Ditto.
4418 (rs6000_secondary_reload_inner): Ditto.
4419 (rs6000_legitimize_reload_address): Ditto.
4420 (rs6000_legitimize_reload_address_ptr): Ditto.
4421 (rs6000_mode_dependent_address): Ditto.
4422 (rs6000_mode_dependent_address_ptr): Ditto.
4424 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4425 function to return true if the mode allows reg + integer
4427 (virtual_stack_registers_memory_p): New function to return true if
4428 the address refers to a virtual stack register.
4429 (rs6000_legitimate_offset_address_p): Move code to say whether a
4430 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4432 (rs6000_legitimate_address_p): Add checks for modes that only can
4433 do reg+reg addressing. Start adding VSX support.
4434 (rs6000_legitimize_reload_address): Ditto.
4435 (rs6000_legitimize_address): Ditto.
4436 (rs6000_debug_legitimate_address_p): New debug functions for
4437 -mdebug=addr and -mdebug=cost.
4438 (rs6000_debug_rtx_costs): Ditto.
4439 (rs6000_debug_address_costs): Ditto.
4440 (rs6000_debug_adjust_cost): Ditto.
4441 (rs6000_debug_legitimize_address): Ditto.
4442 (rs6000_legitimize_reload_address_ptr): Point to call normal
4443 function or debug function. Make functions called via pointer
4445 (rs6000_mode_dependent_address_ptr): Ditto.
4446 (rs6000_secondary_reload_class_ptr): Ditto.
4447 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4448 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4449 into a friendlier error.
4450 (rs6000_init_builtins): Add initial VSX support.
4451 (rs6000_adjust_cost): Fix some spacing issues.
4453 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4454 (REG_CLASS_NAMES): Ditto.
4455 (REG_CLASS_CONTENTS): Ditto.
4456 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4457 pointer, to add -mdebug=addr support.
4458 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4459 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4460 -mdebug=addr support.
4461 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4462 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4463 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4465 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4467 (bswapsi*): Set attribute types for load/store. Add combiner
4468 patterns to eliminate zero extend on 64-bit.
4469 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4470 stdbrx if the hardware supports those instructions.
4472 2009-06-25 Ian Lance Taylor <iant@google.com>
4474 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4475 (Link Options): Document -static-libstdc++.
4477 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4480 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4481 DATA_ALIGNMENT instead.
4483 2009-06-25 Richard Guenther <rguenther@suse.de>
4485 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4486 indirect references against the callused/escaped solutions.
4487 (call_may_clobber_ref_p_1): Likewise.
4489 2009-06-25 Martin Jambor <mjambor@suse.cz>
4491 PR tree-optimization/40493
4492 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4493 (enum unscalarized_data_handling): New type.
4494 (handle_unscalarized_data_in_subtree): Return what has been done.
4495 (load_assign_lhs_subreplacements): Handle left flushes differently.
4496 (sra_modify_assign): Use unscalarized_data_handling, simplified
4497 condition determining whether to remove the statement.
4499 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4501 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4502 excerpt - @ should be doubled for texinfo.
4504 2009-06-24 Ian Lance Taylor <iant@google.com>
4506 * config/arc/arc.c: Include "df.h".
4507 (arc_attribute_table): Make static. Move higher in file.
4508 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4509 (output_shift): Initialize n later to avoid warning.
4510 * config/arm/arm.c (arm_attribute_table): Make static. Move
4512 * config/avr/avr.c (avr_attribute_table): Make static. Move
4514 (reg_class_tab): Change array type from int to enum reg_class.
4515 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4517 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4518 (lshrhi3_out): Likewise.
4519 (class_likely_spilled_p): Change return type to bool.
4520 (avr_rtx_costs): Use local code variable with enum type.
4521 * config/avr/avr.md (movmemhi): Use add_reg_note.
4522 (andhi3, andsi3): Don't use AS2 with "and".
4523 (iorhi3, iorsi3): Don't use AS2 with "or".
4524 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4525 * config/crx/crx.c: Include "df.h".
4526 (crx_attribute_table): Make static.
4527 * config/m32r/m32r.c: Include "df.h".
4528 (m32r_attribute_table): Make static. Move higher in file.
4529 (pop): Use add_reg_note.
4530 (block_move_call): Change 0 to LCT_NORMAL in function call.
4531 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4532 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4533 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4534 declare, not just when TREE_CODE is defined.
4535 * config/m68hc11/m68hc11.c: Include "expr.h".
4536 (m68hc11_attribute_table): Make static. Move higher in file.
4537 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4539 (m68hc11_register_indirect_p): Likewise.
4540 (m68hc11_function_arg_padding): Change return type to enum
4542 (emit_move_after_reload): Use add_reg_note.
4543 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4544 (m68hc11_split_logical): Likewise.
4545 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4547 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4548 to VOIDmode in function call.
4549 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4551 (m68hc11_split_logical): Update declaration.
4552 (m68hc11_function_arg_padding): Update declaration.
4553 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4554 to array of enum reg_class.
4555 (mcore_attribute_table): Make static. Move higher in file.
4556 (mcore_rtx_costs): Add cast to enum type.
4557 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4558 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4559 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4561 * config/sh/predicates.md (trapping_target_operand): Rename and to
4563 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4565 * config/spu/spu.c (spu_attribute_table): Make static. Move
4567 * config/v850/v850.c (v850_attribute_table): Make static. Move
4569 (v850_rtx_costs): Use local code with enum type.
4570 (expand_epilogue): Add cast.
4571 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4573 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4576 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4577 -m2a-single-only and -m2a-nofpu.
4578 * config/sh/sh.opt: Document m2a generates FPU code.
4580 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4582 * defaults.h (CAN_ELIMINATE): Provide default.
4583 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4584 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4585 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4586 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4587 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4588 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4589 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4590 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4591 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4592 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4594 2009-06-24 DJ Delorie <dj@redhat.com>
4596 * mep-ext-cop.cpu: Fix copyright notice.
4597 * mep-default: Fix copyright notice.
4598 * mep-core: Fix copyright notice.
4599 * mep: Fix copyright notice.
4600 * mep-ivc2: Fix copyright notice.
4601 * mep-c5: Fix copyright notice.
4603 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4605 * doc/contrib.texi (Contributors):
4607 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4610 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4611 src and dst operands if necessary.
4613 2009-06-23 DJ Delorie <dj@redhat.com>
4616 * config.gcc: Add mep support.
4617 * recog.c: Resurrect validate_replace_rtx_subexp().
4618 * recog.h: Likewise.
4619 * config/mep/: Add new port:
4620 * config/mep/constraints.md: New file.
4621 * config/mep/default.h: New file.
4622 * config/mep/intrinsics.h: New file.
4623 * config/mep/intrinsics.md: New file.
4624 * config/mep/ivc2-template.h: New file.
4625 * config/mep/mep-c5.cpu: New file.
4626 * config/mep/mep-core.cpu: New file.
4627 * config/mep/mep-default.cpu: New file.
4628 * config/mep/mep-ext-cop.cpu: New file.
4629 * config/mep/mep-intrin.h: New file.
4630 * config/mep/mep-ivc2.cpu: New file.
4631 * config/mep/mep-lib1.asm: New file.
4632 * config/mep/mep-lib2.c: New file.
4633 * config/mep/mep-pragma.c: New file.
4634 * config/mep/mep-protos.h: New file.
4635 * config/mep/mep-tramp.c: New file.
4636 * config/mep/mep.c: New file.
4637 * config/mep/mep.cpu: New file.
4638 * config/mep/mep.h: New file.
4639 * config/mep/mep.md: New file.
4640 * config/mep/mep.opt: New file.
4641 * config/mep/predicates.md: New file.
4642 * config/mep/t-mep: New file.
4644 2009-06-23 Ian Lance Taylor <iant@google.com>
4646 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4647 from loose_warn into c_loose_warn and from strict_warn into
4648 c_strict_warn. Set and substitute warn_cxxflags. Check for
4649 --enable-build-with-cxx. Set and substitute
4650 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4651 * Makefile.in (CXXFLAGS): New variable.
4652 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4653 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4654 the default is the same as $(STRICT_WARN).
4655 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4656 (CXX): New variable.
4657 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4658 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4659 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4660 (HOST_LIBS): New variable.
4661 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4662 (ALL_CXXFLAGS): New variable.
4663 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4664 * doc/install.texi (Configuration): Document
4665 --enable-build-with-cxx, --with-stage1-ldflags,
4666 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4667 * configure: Rebuild.
4669 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4671 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4672 from previous commit.
4674 2009-06-23 Ian Lance Taylor <iant@google.com>
4676 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4678 2009-06-23 Ian Lance Taylor <iant@google.com>
4680 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4681 with ATTRIBUTE_UNUSED.
4683 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4684 Pat Haugen <pthaugen@us.ibm.com>
4685 Revital Eres <eres@il.ibm.com>
4687 * config.in (HAVE_AS_POPCNTD): Add default definition.
4688 (HAVE_AS_LWSYNC): Ditto.
4690 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4692 (gcc_cv_as_powerpc_cmpb): Ditto.
4693 (gcc_cv_as_powerpc_dfp): Ditto.
4694 (gcc_cv_as_powerpc_vsx): Ditto.
4695 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4696 supporting the popcntd/lwsync instructions.
4697 (gcc_cv_as_powerpc_lwsync): Ditto.
4698 * configure: Regenerate.
4700 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4701 -mcpu=native and -mcpu=power7.
4702 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4704 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4705 a variable instead of a mask to reduce the number of mask bits.
4706 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4707 (-mbit-word): Ditto.
4708 (-mregnames): Ditto.
4709 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4710 (-mfused-madd): Ditto.
4712 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4714 (-mvsx): New switch for VSX instructions.
4715 (-misel): Move from a variable to a mask to allow it to be set by
4718 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4719 function declaration to an array declaration.
4720 (rs6000_hard_regno_nregs): New external array declaration.
4722 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4723 files included by rs6000.md.
4725 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4726 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4728 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4730 (rs6000_debug_reg): New -mdebug= variables.
4731 (rs6000_debug_addr): Ditto.
4732 (rs6000_debug_cost): Ditto.
4733 (rs6000_pmode): New variable to hold Pmode.
4734 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4735 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4736 calculated at compiler start.
4737 (rs6000_hard_regno_nregs): Change function to an array which holds
4738 HARD_REGNO_NREGS calculated at compiler start.
4739 (rs6000_explicit_options): Delete isel field.
4740 (rs6000_vector_unit): New array to hold which vector unit
4741 supports arithmetic options for a given type.
4742 (rs6000_vector_mem): New array to hold which vector unit supports
4743 memory reference operations for a given type.
4744 (rs6000_vector_align): New array to given the alignment of each
4746 (power7_cost): New basic costs for power7.
4747 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4748 (rs6000_hard_regno_nregs_internal): New function, moved from
4749 HARD_REGNO_NREGS, to calculate the number of registers each hard
4750 register takes for each type.
4751 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4752 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4753 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4754 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4755 unit information here so it is calculated once at compiler startup
4757 (rs6000_override_options): Make -misel a target mask. Add more
4758 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4759 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4761 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4762 (rs6000_handle_option): Move -misel from variable to target mask.
4763 (rs6000_builtin_mask_for_load): Add VSX support.
4764 (rs6000_conditional_register_usage): Ditto.
4765 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4766 (function_arg_boundary): Ditto.
4767 (rs6000_expand_builtin): Ditto.
4768 (def_builtin): Make abort message a little friendlier.
4769 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4771 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4772 assembler support the popcntd instruction instead of a vsx
4773 instruction to enable power7 support.
4774 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4775 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4776 option to the assembler if -mcpu=native.
4777 (ASM_CPU_NATIVE_SPEC): Ditto.
4778 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4780 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4781 the lwsync instruction.
4782 (enum processor_type): Add PROCESSOR_POWER7.
4783 (rs6000_debug_reg): New -mdebug= options.
4784 (rs6000_debug_addr): Ditto.
4785 (rs6000_debug_cost): Ditto.
4786 (rs6000_isel): Delete.
4787 (enum rs6000_vector): New enum to say what vector unit we have.
4788 (VECTOR_UNIT_*): New macros to say which vector unit has
4789 arithmetic operations for a given type.
4790 (VECTOR_MEM_*): New macros to say which vector unit has memory
4791 operations for a given type.
4792 (TARGET_LDBRX): Whether the machine supports the ldbrx
4794 (TARGET_ISEL): Delete, -misel moved to be a mask.
4795 (TARGET_ISEL64): New macro for 64-bit isel support.
4796 (UNITS_PER_VSX_WORD): New macro.
4797 (POINTER_SIZE): Move to be an external variable, rather than
4798 calculating whether we are generating 32 ot 64-bit code.
4800 (STACK_BOUNDARY): Add VSX support.
4801 (LOCAL_ALIGNMENT): Ditto.
4802 (SLOW_UNALIGNED_ACCESS): Ditto.
4803 (VSX_REGNO_P): New macro for VSX support.
4804 (VFLOAT_REGNO_P): Ditto.
4805 (VINT_REGNO_P): Ditto.
4806 (VLOGICAL_REGNO_P): Ditto.
4807 (VSX_VECTOR_MODE): Ditto.
4808 (VSX_SCALAR_MODE): Ditto.
4810 (VSX_MOVE_MODE): Ditto.
4811 (VSX_REG_CLASS_P): Ditto.
4812 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4814 (UNITS_PER_SIMD_WORD): Add VSX support.
4815 (MODES_TIEABLE_P): Ditto.
4816 (STARTING_FRAME_OFFSET): Ditto.
4817 (STACK_DYNAMIC_OFFSET): Ditto.
4818 (EPILOGUE_USES): Ditto.
4819 (REGNO_REG_CLASS): Move to array lookup.
4820 (CLASS_MAX_NREGS): Ditto.
4821 (rs6000_vector_reg_class): Add declaration.
4822 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4823 overlap with the floating point and Altivec registers.
4825 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4827 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4828 give the appropriate asm switches if -mcpu=native.
4829 (host_detect_local_cpu): Add support for "asm".
4830 (host_detect_local_cpu): Follow GNU code guidelines for name.
4832 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4833 -mbit-word to a variable instead of being a target mask.
4835 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4836 emit the lwsync instruction instead of emitting the instruction as
4837 an integer constant.
4839 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4840 fixuns_trundfsi2, move expander into rs6000.md.
4842 * config/rs6000/rs6000.md (cpu): Add power7.
4843 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4844 (logical predicate patterns): Change the single instruction
4845 primitives that set CR0 to be fast_compare instead of compare.
4847 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4848 (popcntddi2): Ditto.
4849 (popcount<mode>): Ditto.
4850 (floating multiply/add insns): Name the floating point
4852 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4853 (isel_unsigned_<mode>): Ditto.
4854 (fixuns_trundfsi2): Move expander here from spe.md.
4855 (smindi3): Define if we have -misel on 64-bit systems.
4860 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4862 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4864 * config/avr/avr.c (avr_current_device): New variable.
4865 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4866 (avr_arch, mcu_type_s): Move to avr.h.
4867 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4868 default_data_section_start fields.
4869 (avr_arch): Moved from avr.c.
4870 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4871 library_name fields.
4872 (avr_current_device, avr_mcu_types, avr_arch_types,
4873 avr_device_to_arch, avr_device_to_data_start,
4874 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4875 (EXTRA_SPEC_FUNCTIONS): Define.
4876 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4877 options mapping. Use device_to_arch and device_to_data_start insted.
4878 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4879 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4880 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4881 * config/avr/driver-avr.c: New file.
4882 * config/avr/avr-devices.c: New file.
4884 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4886 * var-tracking.c (unshare_variable): Force initialized to
4887 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4888 (set_variable_part): Likewise.
4889 (struct variable_union_info): Remove pos_src field.
4890 (vui_vec, vui_allocated): New variables.
4891 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4892 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4893 == 1 use a simpler sorting algorithm. Compute pos field right
4894 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4895 Avoid quadratic comparison if !flag_var_tracking_uninit.
4896 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4897 unshare_variable unconditionally.
4898 (dataflow_set_different_2): Removed.
4899 (dataflow_set_different): Don't traverse second hash table.
4900 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4901 unconditionally to var_reg_set or var_mem_set.
4902 (emit_notes_in_bb): Likewise.
4903 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4905 (emit_note_insn_var_location): Don't set initialized to
4906 VAR_INIT_STATUS_INITIALIZED early.
4907 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4909 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4911 * tree-object-size.c (addr_object_size): Instead of checking
4912 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4913 are no FIELD_DECLs following it.
4915 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4917 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4918 order to match bswaps with signed source operands.
4920 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4922 * sdbout.c (sdbout_one_type): Fix braces in switch.
4924 2009-06-23 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4928 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4929 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4930 var_callused, callused_tree, var_storedanything, storedanything_tree,
4931 var_integer, integer_tree): Remove global variables.
4932 (new_var_info): Do not pass new id, append the new var to the
4933 global variable vector.
4934 (do_ds_constraint): Use is_global_var member of the variable-info.
4935 (new_scalar_tmp_constraint_exp): Adjust.
4936 (create_function_info_for): Likewise.
4937 (create_variable_info_for): Likewise.
4938 (find_what_var_points_to): Remove dead code.
4939 (init_base_vars): Simplify.
4940 (compute_points_to_sets): Adjust.
4942 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4944 * combine.c (try_combine): Dump information about the insns we're
4947 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4949 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4950 check when calling force_to_mode on TRUNCATE's operand.
4952 2009-06-22 Ian Lance Taylor <iant@google.com>
4954 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4956 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4958 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4960 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4962 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4963 override library linkage flags such as -static-libgcc or
4966 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4968 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4970 2009-06-22 Ian Lance Taylor <iant@google.com>
4972 * config/linux.opt: Put mglibc ahead of muclibc.
4974 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4975 for duplicate decls.
4977 2009-06-22 Matthias Klose <doko@ubuntu.com>
4979 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4981 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4984 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4985 instead of NULL if a parser error occurs.
4987 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4989 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4990 non-DWARF2_DEBUGGING_INFO version.
4992 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4994 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4995 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4997 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4998 (LIBGCC2_TF_CEXT): Define.
5001 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5004 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5006 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5008 * config/arm/arm.c (arm_override_options): Disable
5009 -mcaller-super-interworking and -mcallee-super-interworking.
5010 * doc/invoke.texi (ARM Options): Document this.
5012 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5014 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5015 * config/arm/constraints.md (j): New constraint for movw operands.
5016 (N): Remove thumb2 meaning.
5017 * config/arm/arm.md (*arm_movw): Delete.
5018 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5019 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5020 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5022 2009-06-22 Martin Jambor <mjambor@suse.cz>
5024 PR tree-optimization/40492
5025 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5026 build_ref_for_offset.
5028 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5030 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5031 JUMP_TABLE_DATA_P predicates where applicable.
5032 * auto-inc-dec.c: Ditto.
5033 * builtins.c: Ditto.
5034 * caller-save.c: Ditto.
5036 * cfgcleanup.c: Ditto.
5037 * cfglayout.c: Ditto.
5040 * combine-stack-adj.c: Ditto.
5046 * dwarf2asm.c: Ditto.
5047 * dwarf2out.c: Ditto.
5048 * emit-rtl.c: Ditto.
5054 * function.c: Ditto.
5057 * genpreds.c: Ditto.
5058 * genrecog.c: Ditto.
5060 * ira-costs.c: Ditto.
5061 * ira-lives.c: Ditto.
5064 * lower-subreg.c: Ditto.
5065 * modulo-sched.c: Ditto.
5067 * postreload.c: Ditto.
5068 * print-rtl.c: Ditto.
5077 * sched-vis.c: Ditto.
5079 * sel-sched-ir.c: Ditto.
5080 * simplify-rtx.c: Ditto.
5081 * targhooks.c: Ditto.
5082 * var-tracking.c: Ditto.
5083 * vmsdbgout.c: Ditto.
5085 2009-06-22 Matthias Klose <doko@ubuntu.com>
5087 * Makefile.in (install-plugin): Always use DESTDIR.
5089 2009-06-22 Olivier Hainque <hainque@adacore.com>
5091 * config/pa/pa.c (output_call): Don't optimize post call jumps
5092 into return address adjustments if the call may throw.
5094 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5096 * arm.c (thumb1_output_casesi): New function.
5097 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5098 optimizing for size or PIC.
5099 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5100 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5101 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5102 (thumb1_casesi_internal_pic): New expand rule.
5103 (thumb1_casesi_dispatch): New pattern.
5104 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5106 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5107 in the text seciton when PIC or optimizing for size.
5108 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5109 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5110 preservation properties of code.
5111 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5112 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5113 (__gnu_thumb1_case_si): New function.
5114 * t-arm (LIB1ASMSRC): Define here.
5115 (LIB1ASMFUNCS): Add some common functions.
5116 * t-arm-elf (LIB1ASMSRC): Delete.
5117 (LIB1ASMFUNCS): Append to existing set.
5118 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5119 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5120 * t-symbian (LIB1ASMFUNCS): Likewise.
5121 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5122 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5124 2009-06-21 Richard Guenther <rguenther@suse.de>
5126 PR tree-optimization/38729
5127 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5128 to loops with a single exit if -fno-expensive-optimizations.
5130 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5132 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5133 (dataflow_set): Change vars type from htab_t to shared_hash.
5134 (shared_hash_pool, empty_shared_hash): New variables.
5135 (vars_clear): Removed.
5136 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5137 shared_hash_find_slot_unshare, shared_hash_find_slot,
5138 shared_hash_find_slot_noinsert, shared_hash_find): New
5140 (shared_hash_unshare, shared_hash_destroy): New functions.
5141 (unshare_variable): Unshare set->vars if shared, use
5143 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5144 (get_init_value, find_src_set_src, dump_dataflow_set,
5145 clobber_variable_part, emit_notes_for_differences): Use
5147 (dataflow_set_init): Remove second argument, set vars to
5148 empty_shared_hash instead of creating a new htab.
5149 (dataflow_set_clear): Call shared_hash_destroy and set vars
5150 to empty_shared_hash instead of calling vars_clear.
5151 (dataflow_set_copy): Don't call vars_copy, instead just share
5152 the src htab with dst.
5153 (variable_union): Use shared_hash_*, use initially NO_INSERT
5154 lookup if set->vars is shared. Don't keep slot cleared before
5155 calling unshare_variable. Unshare set->vars if needed.
5156 Even ->refcount == 1 vars must be unshared if set->vars is shared
5157 and var needs to be modified.
5158 (variable_canonicalize): New function.
5159 (dataflow_set_union): If dst->vars is empty, just share src->vars
5160 with dst->vars and traverse with variable_canonicalize to canonicalize
5161 and unshare what is needed.
5162 (dataflow_set_different): If old_set and new_set use the same shared
5163 htab, they aren't different. If number of htab elements is different,
5164 htabs are different. Use shared_hash_*.
5165 (dataflow_set_destroy): Call shared_hash_destroy instead of
5167 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5168 second argument to dataflow_set_init.
5169 (vt_initialize): Likewise. Initialize shared_hash_pool and
5170 empty_shared_hash, move bb in/out initialization afterwards.
5171 Use variable_htab_free instead of NULL as changed_variables del hook.
5172 (variable_was_changed): Change type of second argument to pointer to
5173 dataflow_set. When inserting var into changed_variables, bump
5174 refcount. Unshare set->vars if set is shared htab and slot needs to
5176 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5177 lookup if set->vars is shared. Unshare set->vars if needed.
5178 Even ->refcount == 1 vars must be unshared if set->vars is shared
5179 and var needs to be modified. Adjust variable_was_changed caller.
5180 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5181 vars must be unshared if set->vars is shared and var needs to be
5182 modified. Adjust variable_was_changed caller.
5183 (emit_note_insn_var_location): Don't pool_free var.
5184 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5186 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5187 free_alloc_pool on shared_hash_pool.
5189 2009-06-20 Anthony Green <green@moxielogic.com>
5191 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5192 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5194 2009-06-20 Richard Guenther <rguenther@suse.de>
5196 * tree-ssa-structalias.c (find_func_aliases): For memset use
5197 a constraint from NULL if we memset to zero.
5198 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5199 we explicitly handle that do not read from memory.
5200 (call_may_clobber_ref_p_1): Properly handle builtins that may
5203 2009-06-20 Richard Guenther <rguenther@suse.de>
5205 PR tree-optimization/40495
5206 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5207 (new_scalar_tmp_constraint_exp): New function.
5208 (process_constraint): Do not create temporary decls.
5209 (process_all_all_constraints): Likewise.
5210 (handle_const_call): Likewise.
5211 (create_function_info_for): Do not set decl.
5213 2009-06-19 Ian Lance Taylor <iant@google.com>
5215 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5216 (rs6000_attribute_table): Make static; move before use.
5218 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5220 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5221 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5222 Propagate the TREE_READONLY flag without overwriting it.
5223 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5224 Propagate the TREE_READONLY flag onto the result.
5225 (process_call_operands): Move around. Use correct constant value.
5227 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5230 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5231 * config/arm/arm.md: Likewise.
5233 2009-06-19 Ian Lance Taylor <iant@google.com>
5235 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5236 to GIMPLE_ERROR_MARK.
5238 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5239 op2_original_type parameters. Warn about using different enum types.
5240 * c-parser.c (c_parser_conditional_expression): Pass original
5241 types to build_conditional_expr.
5242 * c-tree.h (build_conditional_expr): Update declaration.
5244 2009-06-19 Ian Lance Taylor <iant@google.com>
5246 * config/i386/i386.c (ix86_function_specific_save): Test that
5247 fields match values, rather than testing the values are in a
5250 2009-06-19 Richard Guenther <rguenther@suse.de>
5252 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5254 (ptr_derefs_may_alias_p): Likewise.
5255 (ptr_deref_may_alias_ref_p_1): New function.
5256 (ptr_deref_may_alias_ref_p): Likewise.
5257 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5258 covered by looking at the ESCAPED solution.
5259 (call_may_clobber_ref_p_1): Likewise.
5260 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5261 Handle NULL_TREE offset. Do not produce redundant constraints.
5262 (process_all_all_constraints): New helper function.
5263 (do_structure_copy): Use it.
5264 (handle_lhs_call): Likewise.
5265 (find_func_aliases): Handle some builtins with pointer arguments
5266 and/or return values explicitly.
5268 2009-06-19 Ian Lance Taylor <iant@google.com>
5270 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5272 2009-06-19 Ian Lance Taylor <iant@google.com>
5274 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5276 2009-06-19 Ian Lance Taylor <iant@google.com>
5278 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5279 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5282 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5283 uninitialized const.
5285 2009-06-19 Ian Lance Taylor <iant@google.com>
5287 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5290 * c-decl.c (in_struct, struct_types): Remove.
5291 (struct c_binding): Add in_struct field.
5292 (c_binding_ptr): Define type, along with VEC.
5293 (struct c_struct_parse_info): Define.
5294 (struct_parse_info): New static variable.
5295 (bind): Initialize in_struct field.
5296 (start_struct): Remove enclosing_in_struct and
5297 enclosing_struct_types parameters. Add
5298 enclosing_struct_parse_info parameter. Change all callers. Set
5299 struct_parse_info rather than in_struct and struct_types.
5300 (grokfield): If -Wc++-compat and there is a symbol binding for the
5301 field name, set the in_struct flag and push it on the
5302 struct_parse_info->fields vector.
5303 (warn_cxx_compat_finish_struct): New static function.
5304 (finish_struct): Remove enclosing_in_struct and
5305 enclosing_struct_types parameters. Add
5306 enclosing_struct_parse_info parameter. Change all callers. Don't
5307 set C_TYPE_DEFINED_IN_STRUCT here. Call
5308 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5309 parameter. Only push on struct_types if warn_cxx_compat.
5310 (finish_enum): Only push on struct_types if warn_cxx_compat.
5311 (declspecs_add_type): Add loc parameter. Change all callers.
5312 Change all error calls to error_at. Pass loc, not input_location,
5313 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5314 defined in a struct. If -Wc++-compat and parsing a struct, record
5315 that a typedef name was used.
5316 * c-parser.c (c_parser_declspecs): Get location to pass to
5318 (c_parser_struct_or_union_specifier): Update calls to start_struct
5320 * c-tree.h (struct c_struct_parse_info): Declare.
5321 (finish_struct, start_struct): Update declarations.
5322 (declspecs_add_type): Update declaration.
5324 2009-06-19 Ian Lance Taylor <iant@google.com>
5326 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5327 variable with an anonymous type.
5329 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5331 * see.c: Remove for real.
5333 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5335 * optabs.h (enum optab_index): Add new OTI_significand.
5336 (significand_optab): Define corresponding macro.
5337 * optabs.c (init_optabs): Initialize significand_optab.
5338 * genopinit.c (optabs): Implement significand_optab using
5339 significand?f2 patterns.
5340 * builtins.c (expand_builtin_mathfn): Handle
5341 BUILT_IN_SIGNIFICAND{,F,L}.
5342 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5343 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5345 * config/i386/i386.md (significandxf2, significand<mode>2): New
5346 expanders to implement significandf, significand and significandl
5347 built-ins as inline x87 intrinsics.
5349 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5351 * config/avr/avr.c (avr_override_options): Remove setting value of
5352 PARAM_INLINE_CALL_COST.
5354 2009-06-18 Richard Henderson <rth@redhat.com>
5357 * tree-pass.h (TDF_ASMNAME): New.
5358 * tree-dump.c (dump_options): Add asmname.
5359 * doc/invoke.texi: Document it.
5361 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5362 (dump_decl_name): ...here.
5363 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5364 (dump_generic_node): Update dump_function_name calls.
5365 (print_call_name): New flags arg; update all dump calls.
5366 * diagnostic.h (print_call_name): Update.
5367 * gimple-pretty-print.c (dump_gimple_call): Update.
5369 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5372 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5374 2009-06-18 Diego Novillo <dnovillo@google.com>
5376 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5377 * plugin.c (str_license): Declare.
5378 (try_init_one_plugin): Assert that the symbol
5379 'plugin_is_GPL_compatible' exists.
5381 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5384 * Makefile.in (OBJS-common): Remove see.o.
5386 * common.opt (fsee): Mark as preserved for backward compatibility.
5387 * opts.c (common_handle_option): Add OPT_fsee to the backward
5388 compatibility section.
5389 * passes.c (init_optimization_passes, pass_see): Remove pass.
5390 * timevar.def (TV_SEE): Remove.
5391 * tree-pass.h (pass_see): Remove declaration.
5392 * doc/invoke.texi (-fsee): Remove documentation.
5394 2009-06-18 Martin Jambor <mjambor@suse.cz>
5396 * tree-sra.c: Include statistics.h
5397 (sra_stats): New variable.
5398 (sra_initialize): Clear sra_stats.
5399 (create_access_replacement): Increment sra_stats.replacements.
5400 (get_access_replacement): Do not return twice.
5401 (analyze_all_variable_accesses): Increment statistics counter by the
5402 number of scalarized aggregates.
5403 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5404 (sra_modify_expr): Increment sra_stats.exprs.
5405 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5406 (sra_modify_assign): Increment sra_stats.exprs,
5407 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5408 (perform_intra_sra): Update statistics counters.
5409 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5411 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5413 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5414 (arm_scalar_mode_supported_p): New function.
5416 2009-06-18 Paul Brook <paul@codesourcery.com>
5417 Sandra Loosemore <sandra@codesourcery.com>
5419 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5420 (__extendhfsf2, __truncsfhf2): Define.
5421 * config/arm/fp16.c: New file.
5422 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5423 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5425 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5427 * doc/extend.texi (Half-Precision): New section.
5428 * doc/invoke.texi (Option Summary): List -mfp16-format.
5429 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5430 * config/arm/arm.opt (mfp16-format=): New.
5431 * config/arm/arm.c: Include intl.h.
5432 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5433 (TARGET_INVALID_RETURN_TYPE): Redefine.
5434 (TARGET_PROMOTED_TYPE): Redefine.
5435 (TARGET_CONVERT_TO_TYPE): Redefine.
5436 (arm_fp16_format): Define.
5437 (all_fpus): Add entry for neon-fp16.
5438 (fp_model_for_fpu): Likewise.
5439 (struct fp16_format): Declare.
5440 (all_fp16_formats): Define.
5441 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5443 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5445 (arm_legitimate_index_p): Treat HFmode like HImode.
5446 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5447 (coproc_secondary_reload_class): Special-case HFmode.
5448 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5449 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5450 (arm_init_fp16_builtins): New.
5451 (arm_init_builtins): Call it.
5452 (arm_invalid_parameter_type): New.
5453 (arm_invalid_return_type): New.
5454 (arm_promoted_type): New.
5455 (arm_convert_to_type).
5456 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5458 (arm_emit_fp16_const): New function.
5459 (arm_mangle_type): Mangle __fp16 as "Dh".
5460 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5462 (TARGET_NEON_FP16): New.
5463 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5464 (enum fputype): Add FPUTYPE_NEON_FP16.
5465 (enum arm_fp16_format_type): Declare.
5466 (arm_fp16_format): Declare.
5467 (LARGEST_EXPONENT_IS_NORMAL): Define.
5468 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5469 * config/arm/arm-modes.def (HFmode): Define.
5470 * config/arm/vfp.md: (*movhf_vfp): New.
5473 * config/arm/arm.md: (fpu): Add neon_fp16.
5474 (floatsihf2, floatdihf2): New.
5475 (fix_trunchfsi2, fix_trunchfdi2): New.
5479 (*arm32_movhf): New.
5480 (*thumb1_movhf): New.
5481 (consttable_2): Add check for HFmode constants.
5482 (consttable_4): Handle HFmode constants.
5484 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5486 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5488 2009-06-17 Olivier Hainque <hainque@adacore.com>
5490 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5491 const char ** conversion in AIX specific section.
5493 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5495 * config/i386/i386.c (ix86_special_builtin_type): Remove
5496 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5497 (bdesc_special_args): Updated.
5498 (ix86_init_mmx_sse_builtins): Likewise.
5499 (ix86_expand_special_args_builtin): Likewise.
5501 2009-06-17 Richard Henderson <rth@redhat.com>
5503 * tree-pretty-print.c (maybe_dump_asm_name): New.
5504 (dump_decl_name): Use it.
5505 (PRINT_FUNCTION_NAME): Merge into...
5506 (dump_function_name): ... here. Use maybe_dump_asm_name.
5508 2009-06-17 Cary Coutant <ccoutant@google.com>
5510 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5512 * debug.c (struct gcc_debug_hooks): Change placeholder for
5514 (debug_nothing_int_charstar_int): Replaced by...
5515 (debug_nothing_int_charstar_int_bool): ...this.
5516 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5517 source_line prototype.
5518 (debug_nothing_int_charstar_int): Replaced by...
5519 (debug_nothing_int_charstar_int_bool): ...this.
5520 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5521 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5522 Output is_stmt operand when necessary.
5523 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5524 (notice_source_line): Add is_stmt parameter.
5525 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5526 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5528 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5529 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5531 2009-06-17 Ian Lance Taylor <iant@google.com>
5533 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5535 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5538 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5540 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5541 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5542 tree_strip_sign_nop_conversions and
5543 tree_ssa_strip_useless_type_conversions rather than stripping
5544 the operations here.
5545 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5547 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5548 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5549 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5550 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5553 2009-06-17 Michael Eager <eager@eagercon.com>
5555 * config/rs6000/constraints.md (register_constraint "d"): New.
5556 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5557 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5558 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5559 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5560 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5561 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5562 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5563 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5564 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5565 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5567 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5568 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5569 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5570 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5571 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5572 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5573 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5574 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5575 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5576 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5577 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5578 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5579 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5580 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5582 2009-06-16 Ian Lance Taylor <iant@google.com>
5584 * profile.c (total_num_never_executed): Don't define.
5585 (compute_branch_probabilities): Don't count or print
5587 (init_branch_prob): Don't set total_num_never_executed.
5588 (end_branch_prob): Don't print total_num_never_executed.
5590 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5592 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5594 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5596 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5597 (nabstd2_fpr): Same.
5599 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5601 * expr.c (expand_assignment): Change complex type check.
5603 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5605 * doc/plugins.texi (Building GCC plugins): Added new section.
5607 2009-06-17 Ian Lance Taylor <iant@google.com>
5609 * c-pch.c (get_ident): Don't set size of templ array.
5610 (pch_init): Don't set size of partial_pch array.
5612 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5613 string constant to intialize an array whose size is the length of
5616 2009-06-17 Richard Guenther <rguenther@suse.de>
5618 PR tree-optimization/40389
5619 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5620 to addressable types.
5621 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5623 2009-06-17 Richard Guenther <rguenther@suse.de>
5626 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5627 if there is no evolution of left in the loop bail out.
5628 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5629 chrec_fold_multiply.
5631 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5632 Janis Johnson <janis187@us.ibm.com>
5635 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5636 for the symbol ref of a constant that is the source of a move
5637 - nor for any other not-obvious-label-ref constants.
5639 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5641 * plugin.c (position_pass): Skip newly inserted pass during list
5642 traversal to avoid repeated insertion.
5644 2009-06-16 Ian Lance Taylor <iant@google.com>
5646 * vec.h (VEC_stack_alloc): Define different version if
5647 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5648 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5649 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5650 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5652 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5654 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5656 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5657 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5658 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5659 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5660 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5661 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5662 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5663 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5664 __builtin_ia32_rdtscp.
5665 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5666 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5667 and __builtin_ia32_rorhi.
5668 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5669 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5670 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5671 (ix86_expand_args_builtin): Likewise.
5672 (ix86_expand_special_args_builtin): Likewise.
5674 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5675 (UNSPECV_RDTSC): Likewise.
5676 (UNSPECV_RDPMC): Likewise.
5677 (*bsr): Renamed to ...
5679 (*bsr_rex64): Renamed to ...
5683 (*rdpmc_rex64): Likewise.
5686 (*rdtsc_rex64): Likewise.
5688 (*rdtscp): Likewise.
5689 (*rdtscp_rex64): Likewise.
5691 * config/i386/ia32intrin.h: New.
5693 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5695 2009-06-16 Ian Lance Taylor <iant@google.com>
5697 * ira-build.c (copy_info_to_removed_store_destinations):
5698 Initialize parent_a.
5700 2009-06-16 Ian Lance Taylor <iant@google.com>
5702 * c-decl.c (grokdeclarator): Change size_varies to bool.
5704 2009-06-16 Ian Lance Taylor <iant@google.com>
5706 * sel-sched.c: Make forward declarations of move_op_hooks and
5707 fur_hooks explicitly extern.
5709 2009-06-16 Ian Lance Taylor <iant@google.com>
5711 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5712 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5714 2009-06-16 Ian Lance Taylor <iant@google.com>
5716 * resource.c (mark_referenced_resources): Change
5717 include_delayed_effects parameter to bool. Change all callers.
5718 (mark_end_of_function_resources): Likewise.
5719 * reorg.c (insn_references_resource_p): Likewise.
5720 (insn_sets_resource_p): Likewise.
5721 * resource.h (mark_referenced_resources): Update declaration.
5722 (mark_end_of_function_resources): Update declaration.
5724 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5726 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5728 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5730 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5731 GCC can bootstrap on AIX with GNU Binutils 2.20.
5733 2009-06-16 Ian Lance Taylor <iant@google.com>
5735 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5737 2009-06-16 Ian Lance Taylor <iant@google.com>
5739 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5740 inline, not extern inline.
5741 (exact_log2): Likewise.
5742 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5744 (exact_log2): Likewise, but don't test CTZ_HWI.
5746 2009-06-16 Ian Lance Taylor <iant@google.com>
5748 * bitmap.c (bitmap_clear): Don't declare as inline.
5749 * gimple.c (gimplify_assign): Likewise.
5750 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5751 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5752 (sched_scan_info): Remove duplicate definition.
5754 2009-06-16 Ian Lance Taylor <iant@google.com>
5756 * c-common.c (skip_evaluation): Don't define.
5757 (c_inhibit_evaluation_warnings): Define global variable.
5758 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5759 than skip_evaluation.
5760 (convert_and_check, warn_for_div_by_zero): Likewise.
5761 * c-common.h (skip_evaluation): Don't declare.
5762 (c_inhibit_evaluation_warnings): Declare.
5763 * c-parser.c (c_parser_typeof_specifier): Set
5764 c_inhibit_evaluation_warnings rather than skip_evaluation.
5765 (c_parser_conditional_expression): Likewise.
5766 (c_parser_binary_expression): Likewise.
5767 (c_parser_sizeof_expression): Likewise.
5768 (c_parser_alignof_expression): Likewise.
5769 * c-typeck.c (build_indirect_ref): Check
5770 c_inhibit_evaluation_warnings rather than skip_evaluation.
5771 (build_conditional_expr, build_binary_op): Likewise.
5773 2009-06-16 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa-alias.c (is_escape_site): Remove.
5776 * tree-ssa-alias.h (enum escape_type): Remove.
5777 (is_escape_site): Likewise.
5778 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5779 via casts and asms without deferring to is_escape_site.
5781 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5784 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5785 use gen_lowpart if op0 has complex mode.
5787 2009-06-16 Richard Guenther <rguenther@suse.de>
5789 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5790 variables add them to ESCAPED.
5791 (find_func_aliases): Do not make all indirectly stored values escaped.
5793 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5795 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5798 2009-06-16 Martin Jambor <mjambor@suse.cz>
5800 PR tree-optimization/40432
5801 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5802 check whether we need to force gimple register operand.
5804 2009-06-16 Martin Jambor <mjambor@suse.cz>
5806 PR tree-optimization/40413
5807 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5808 build_ref_for_offset.
5809 (propagate_subacesses_accross_link): Fix a typo in a comment.
5811 2009-06-16 Ira Rosen <irar@il.ibm.com>
5813 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5814 with additional parameter.
5815 * tree-vectorizer.h (enum vect_def_type): Add new value
5817 (enum vect_relevant): Add comments.
5818 (vect_is_simple_reduction): Add new argument.
5819 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5820 Detect nested cycles.
5821 (vect_is_simple_reduction): Update documentation, add an argument to
5822 distinguish inner-loop reduction from nested cycle, detect nested
5823 cycles, fix printings and indentation, don't swap operands in case
5825 (get_initial_def_for_reduction): Handle subtraction.
5826 (vect_create_epilog_for_reduction): Add new argument to specify
5828 (vect_finalize_reduction): Handle subtraction, fix comments.
5829 (vectorizable_reduction): Handle nested cycles. In case of nested
5830 cycle keep track of the reduction variable position. Call
5831 vect_is_simple_reduction with additional parameter. Use original
5832 statement code in reduction epilogue for nested cycle. Call
5833 vect_create_epilog_for_reduction with additional parameter.
5834 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5835 inner-loop vectorization.
5836 (vect_recog_widen_sum_pattern): Likewise.
5837 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5839 (vect_mark_stmts_to_be_vectorized): Likewise.
5840 (vect_get_vec_def_for_operand): Handle nested cycles.
5842 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5844 * doc/invoke.texi (Debugging Options): Fix option index entries
5845 for -fdump-statistics, -frandom-seed add entries for
5846 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5847 (FRV Options): Fix entries for -mTLS, -mtls.
5848 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5849 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5850 (M68hc1x Options): Fix @itemx for -mnominmax.
5851 (MCore Options): Fix entry for -mno-lsim.
5852 (MMIX Options): Fix entry for -mabi=mmixware.
5853 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5855 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5857 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5858 Mention the plugin mode of gengtype.
5859 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5860 * gengtype.c: Updated copyright.
5861 (plugin_files, nb_plugin_files) Added new static variables.
5862 (measure_input_list) Care about plugin_files.
5863 (write_rtx_next): Added early return in plugin mode.
5864 (create_file): Updated copyright year in generated file. Added
5866 (oprintf): Added early return if NULL outf.
5867 (get_output_file_with_visibility): Care of plugin_files.
5868 (get_output_file_name): May return null.
5869 (write_local): Added early return.
5870 (put_mangled_filename): Ditto.
5871 (finish_root_table): Added check for base_files.
5872 (write_roots): Care about null when plugins.
5873 (main): Added plugin mode.
5875 2009-06-15 Ian Lance Taylor <iant@google.com>
5877 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5878 * gcov.c (read_count_file): Add braces around variables declared
5881 * c.opt (Wjump-misses-init): New warning.
5882 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5883 -Wall and -Wc++-compat if not already set.
5884 (c_common_post_options): Clear warn_jump_misses_init if it was not
5886 * c-decl.c (struct c_binding): Change type field to a union with
5887 new label field. Make it the first field in the struct. Update
5888 references to type to use u.type instead.
5889 (struct c_spot_bindings): Define.
5890 (struct c_goto_bindings): Define.
5891 (c_goto_bindings_p): Define, along with VECs.
5892 (struct c_label_vars): Define.
5893 (struct c_scope): Add has_label_bindings field.
5894 (bind_label, set_spot_bindings): New static functions.
5895 (decl_jump_unsafe, update_spot_bindings): New static functions.
5896 (update_label_decls): New static function.
5897 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5898 Update binding u.label field to shadowed field.
5899 (c_binding_start_stmt_expr): New function.
5900 (c_binding_end_stmt_expr): New function.
5901 (pushdecl): Don't call c_begin_vm_scope.
5902 (make_label): Add defining and p_label_vars parameters. Change
5904 (lookup_label): Correct test for whether a label has not yet been
5905 defined. Call bind_label rather than bind.
5906 (warn_about_goto): New static function.
5907 (lookup_label_for_goto): New function.
5908 (declare_label): Call bind_label rather than bind.
5909 (check_earlier_gotos): New static function.
5910 (define_label): Don't give errors about jumping into statement
5911 expressions or scopes of variably modified types. Call
5912 set_spot_bindings and check_earlier_gotos. Call bind_label
5913 instead of bind. Don't set label_context_stack_se or
5914 label_context_stack_vm.
5915 (c_get_switch_bindings): New function.
5916 (c_release_switch_bindings): New function.
5917 (c_check_switch_jump_warnings): New function.
5918 (start_function): Don't set label_context_stack_se or
5919 label_context_stack_vm.
5920 (finish_function): Likewise.
5921 * c-typeck.c (label_context_stack_se): Don't define.
5922 (label_context_stack_vm): Don't define.
5923 (c_finish_goto_label): Call lookup_label_for_goto rather than
5924 lookup_label. Don't give errors about jumping into a statement
5925 expression or the scope of a variably modified type. Don't set
5926 label_context_stack_se or label_context_stack_vm.
5927 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5928 fields. Add bindings field.
5929 (c_start_case): Don't set deleted fields. Set bindings field.
5930 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5931 or blocked_vm. Call c_check_switch_jump_warnings.
5932 (c_finish_case): Don't test blocked_stmt_expr field. Call
5933 c_release_switch_bindings.
5934 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5935 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5936 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5937 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5938 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5939 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5940 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5941 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5942 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5943 (C_DECL_UNJUMPABLE_VM): Don't define.
5944 (C_DECL_UNDEFINABLE_VM): Don't define.
5945 (struct c_label_list): Don't define.
5946 (struct c_label_context_se): Don't define.
5947 (struct c_label_context_vm): Don't define.
5948 (struct c_spot_bindings): Declare.
5949 (c_bindings_start_stmt_expr): Declare.
5950 (c_bindings_end_stmt_expr): Declare.
5951 (lookup_label_for_goto): Declare.
5952 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5953 (c_check_switch_jump_warnings): Declare.
5954 (label_context_stack_se, label_context_stack_vm): Don't declare.
5955 (c_finish_goto_label): Update declaration.
5956 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5957 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5958 (Warning Options): Document -Wjump-misses-init.
5960 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5962 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5965 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5967 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5969 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5971 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5973 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5975 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5977 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5979 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5980 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5981 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5982 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5983 * dwarf2asm.c (dw2_force_const_mem): Update call to
5985 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5986 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5987 * langhooks.c (lhd_comdat_group): Remove.
5988 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5989 * tree.h (DECL_COMDAT_GROUP): New.
5990 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5991 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5992 (make_decl_one_only): Change signature.
5993 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5995 (make_decl_one_only): Change signature.
5996 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5998 2009-06-15 Richard Guenther <rguenther@suse.de>
6001 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6003 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6005 * tree-ssa-math-opts.c: Remove extra divide.
6007 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6009 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6011 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6013 * passes.c: Add bswap pass.
6014 * tree-pass.h: Add pass_optimize_bswap declaration.
6015 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6016 Include rtl.h, expr.h and optabs.h for optab_handler check.
6017 (struct symbolic_number, pass_optimize_bswap): New definition.
6018 (do_shift_rotate, verify_symbolic_number_p): New functions.
6019 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6020 (gate_optimize_bswap): New function.
6021 * tree.c (widest_int_cst_value): New function.
6022 * tree.h (widest_int_cst_value): Prototype added.
6024 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6026 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6027 REG_EQUAL/REG_EQUIV notes.
6029 2009-06-14 Richard Guenther <rguenther@suse.de>
6032 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6033 has its address taken if NRV was applied and it is addressable.
6034 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6035 function split out from ...
6036 (get_constraint_for_1): ... here.
6037 (handle_rhs_call): Use it to mark the return slot escaped if
6038 it is addressable and NRV was applied.
6040 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6042 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6043 Change first argument type to location_t.
6044 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6045 Do not set input_location.
6046 Use loc instead of input_location throughout.
6048 2009-06-13 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/40421
6051 * tree-predcom.c (should_unroll_loop_p): Remove.
6052 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6054 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6056 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6057 Add location argument.
6059 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6061 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6063 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6064 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6065 * config/spu/spu-protos.h: Add location to
6066 spu_resolve_overloaded_builtin.
6067 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6068 spu_build_builtin_va_list.
6069 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6070 argument. Pass location to build_function_call_vec.
6071 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6073 (emit_fpu_switch): Same.
6074 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6075 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6076 to build_decl and create_artificial_label.
6077 (xtensa_gimplify_va_arg_expr): Same.
6078 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6079 (xstormy16_gimplify_va_arg_expr): Same.
6080 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6081 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6082 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6083 (mips16_build_function_stub): Same.
6084 (mips16_build_call_stub): Same.
6086 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6089 * arm/constraints.md (Pa, Pb): New constraints.
6090 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6091 split pattern to deal with them.
6093 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6095 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6096 fix index entry for -Xpreprocessor.
6098 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6100 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6101 Add location argument to build_decl call.
6102 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6103 (rs6000_init_builtins): Same.
6104 (spe_init_builtins): Same.
6105 (rs6000_gimplify_va_arg): Add location argument to
6106 create_artificial_label call.
6108 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6110 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6111 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6112 * Makefile.in: Fix GGC dependency for gcse.o.
6114 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6116 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6117 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6118 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6120 * c-parser.c (c_parser_binary_expression): Use current column while
6121 building binary operations.
6122 * common.opt (fshow-column): Enable by default.
6123 * tree-vrp.c (check_array_ref): Use warning_at.
6124 (check_array_bounds): Use location from call back if expr has no
6126 * tree.h: Add location argument to maybe_fold_*.
6127 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6128 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6129 (maybe_fold_offset_to_component_ref): Same.
6130 (maybe_fold_offset_to_reference): Same.
6131 (maybe_fold_offset_to_address): Same.
6132 (maybe_fold_stmt_indirect): Same.
6133 (maybe_fold_stmt_addition): Same.
6134 (fold_stmt_r): Pass location to maybe_fold_*.
6135 (fold_gimple_assign): Same.
6136 * c-tree.h: Add location argument to finish_decl,
6137 default_function_array_conversion, store_init_value.
6138 * c-decl.c (define_label): Use error_at.
6139 (c_make_fname_decl): Pass location to finish_decl.
6140 (finish_decl): New location argument.
6141 (build_compound_literal): Pass location to store_init_value.
6142 (grokdeclarator): Pass location to finish_decl.
6144 * c-typeck.c (array_to_pointer_conversion): New location argument.
6145 (function_to_pointer_conversion): Same.
6146 (default_function_array_conversion): Same.
6147 (parser_build_unary_op): Pass location to overflow_warning.
6148 (parser_build_binary_op): Same. Use warning_at.
6149 (build_unary_op): Pass location to array_to_pointer_conversion.
6150 (build_c_cast): Pass location to digest_init.
6151 (build_modify_expr): New location argument.
6152 (convert_for_assignment): Same.
6153 (store_init_value): Same.
6154 (digest_init): Same.
6155 (output_init_element): Pass location to digest_init and
6156 array_to_pointer_conversion.
6157 (c_finish_return): Pass location to convert_for_assignment.
6158 * gimplify.c (gimplify_conversion): Pass location to
6159 maybe_fold_offset_to_address.
6160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6161 to maybe_fold_stmt_addition.
6162 * c-omp.c (c_finish_omp_atomic): Pass new location to
6164 (c_finish_omp_for): Same.
6165 * c-common.c (overflow_warning): New argument.
6166 * c-common.h: New argument to build_modify_expr, overflow_warning.
6167 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6169 (c_parser_initializer): Pass location to
6170 default_function_array_conversion.
6171 (c_parser_initelt): Same.
6172 (c_parser_initval): Same.
6173 (c_parser_asm_operands): Same.
6174 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6175 (c_parser_conditional_expression): Same.
6176 (c_parser_binary_expression): Add location info to stack. Use it.
6177 (c_parser_unary_expression): Pass location to
6178 default_function_array_conversion, parser_build_unary_op,
6179 build_indirect_ref, c_parser_postfix_expression_after_primary.
6180 (c_parser_postfix_expression_after_primary): New location argument.
6182 (c_parser_expression_conv): Pass location to
6183 default_function_array_conversion.
6184 (c_parser_expr_list): Same.
6185 (c_parser_omp_atomic): Same.
6186 (c_parser_omp_for_loop): Same.
6187 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6188 (build_array_declarator): New argument.
6189 * c-decl.c (build_array_declarator): Add location argument.
6190 (grokdeclarator): Set id_loc for cdk_array.
6191 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6192 build_array_declarator.
6193 * tree.c (build_omp_clause): Add location argument.
6194 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6195 (OMP_CLAUSE_LOCATION): New macro.
6196 (struct tree_omp_clause): Add location field.
6197 (build_omp_clause): Add argument.
6198 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6199 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6201 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6202 (cp_parser_omp_clause_collapse): Same.
6203 (cp_parser_omp_clause_default): Same.
6204 (cp_parser_omp_clause_if): Same.
6205 (cp_parser_omp_clause_nowait): Same.
6206 (cp_parser_omp_clause_num_threads): Same.
6207 (cp_parser_omp_clause_ordered): Same.
6208 (cp_parser_omp_clause_schedule): Same.
6209 (cp_parser_omp_clause_untied): Same.
6210 (cp_parser_omp_for_loop): Same.
6211 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6212 * c-tree.h (c_start_case): Add location argument.
6213 (c_process_expr_stmt): Same.
6214 (c_finish_goto_*): Same.
6215 * tree-parloops.c (initialize_reductions): Pass location to
6217 (create_parallel_loop): Same.
6218 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6219 (gfc_trans_omp_reduction_list): Same.
6220 (gfc_trans_omp_clauses): Same.
6221 (gfc_trans_omp_do): Same.
6222 * c-typeck.c (c_finish_goto_label): Same.
6223 (c_finish_goto_ptr): New location argument.
6224 (c_start_case): Same.
6225 (emit_side_effect_warnings): Same.
6226 (c_process_expr_stmt): Same.
6227 (c_finish_stmt_expr): Same.
6228 (c_finish_omp_clauses): Use error_at instead of error.
6229 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6231 * c-omp.c (c_split_parallel_clauses): New location argument.
6232 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6233 to build_omp_clause.
6234 (convert_local_reference_stmt): Same.
6235 (convert_gimple_call): Same.
6236 * c-common.h (c_split_parallel_clauses): New argument.
6237 * c-parser.c (c_parser_statement_after_labels): Pass location to
6238 c_finish_goto_label.
6239 (c_parser_switch_statement): Pass location to c_start_case.
6240 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6241 and c_process_expr_stmt.
6242 (c_parser_omp_variable_list): Add location argument.
6243 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6244 (c_parser_omp_clause_default): Same.
6245 (c_parser_omp_clause_if): Same.
6246 (c_parser_omp_clause_num_threads): Same.
6247 (-c_parser_omp_clause_ordered): Same.
6248 (c_parser_omp_clause_reduction): Pass location to
6249 c_parser_omp_variable_list.
6250 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6251 (c_parser_omp_clause_untied): Same.
6252 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6253 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6255 * c-tree.h (check_for_loop_decls, undeclared_variable,
6256 build_component_ref, build_array_ref, build_external_ref,
6257 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6258 build_conditional_expr, build_compound_expr, c_cast_expr,
6259 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6260 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6262 * c-semantics.c (build_stmt): Same.
6263 (build_case_label): Same.
6264 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6265 (undeclared_variable): New argument.
6267 (lookup_label): Pass location on down.
6268 (define_label): Same.
6269 (finish_decl): Same.
6270 (build_compound_literal): Same.
6271 (finish_struct): Same.
6272 (finish_function): Do not set location here.
6273 (check_for_loop_decls): New argument.
6274 * tree.c (save_expr): Set location.
6275 (build_empty_stmt): New argument.
6276 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6277 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6278 * builtins.c (gimplify_va_arg_expr): Use locations.
6279 (expand_builtin_sync_operation): Same.
6280 * c-typeck.c (build_component_ref): New argument.
6281 (build_array_ref): Same.
6282 (build_external_ref): Same.
6283 (c_expr_sizeof_expr): Same.
6284 (c_expr_sizeof_type): Same.
6285 (parser_build_unary_op): Same.
6286 (build_conditional_expr): Same.
6287 (build_compound_expr): Pass location on down.
6288 (build_compound_expr): New argument.
6289 (build_c_cast): Same.
6290 (c_cast_expr): Same.
6291 (build_asm_expr): Same.
6292 (c_finish_return): Same.
6293 (c_process_expr_stmt): Pass location on down.
6294 (c_finish_stmt_expr): New argument.
6295 (push_clenaup): Same.
6296 (c_finish_omp_parallel): Same.
6297 (c_finish_omp_task): Same.
6298 * gimplify.c (gimplify_call_expr): Pass location on down.
6299 * c-omp.c (c_finish_omp_master): New argument.
6300 (c_finish_omp_critical): Same.
6301 (c_finish_omp_ordered): Same.
6302 (c_finish_omp_barrier): Same.
6303 (-c_finish_omp_taskwait): Same.
6304 (c_finish_omp_atomic): Same.
6305 (c_finish_omp_flush): Same.
6306 * tree-inline.c (copy_tree_body_r): Pass location on down.
6307 (inline_forbidden_p): Remove use of input_location.
6308 * c-gimplify.c (c_build_bind_expr): New argument.
6309 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6310 (c_sizeof_or_alignof_type): New argument.
6311 (c_alignof_expr): Same.
6312 (build_va_arg): Same.
6313 (c_add_case_label): Same.
6314 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6315 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6316 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6317 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6318 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6319 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6321 * stub-objc.c (objc_build_selector_expr): Same.
6322 (objc_build_throw_stmt): Same.
6323 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6324 (c_parser_initelt): Same.
6325 (c_parser_compound_statement): Same.
6326 (c_parser_compound_statement_nostart): Same.
6327 (c_parser_label): Same.
6328 (c_parser_statement_after_labels): Same.
6329 (c_parser_if_body): Same.
6330 (c_parser_else_body): Same.
6331 (c_parser_if_statement): Same.
6332 (c_parser_switch_statement): Same.
6333 (c_parser_while_statement): Same.
6334 (c_parser_do_statement): Same.
6335 (c_parser_for_statement): Same.
6336 (c_parser_asm_statement): Same.
6337 (c_parser_conditional_expression): Same.
6338 (c_parser_binary_expression): Same.
6339 (c_parser_cast_expression): Same.
6340 (c_parser_unary_expression): Same.
6341 (c_parser_sizeof_expression): Same.
6342 (c_parser_alignof_expression): Same.
6343 (c_parser_postfix_expression): Same.
6344 (c_parser_expression): Same.
6345 (c_parser_objc_receiver): Same.
6346 (c_parser_omp_variable_list): Same.
6347 (c_parser_omp_structured_block): Same.
6348 (c_parser_omp_atomic): New argument.
6349 (c_parser_omp_barrier): Same.
6350 (c_parser_omp_critical): Same.
6351 (c_parser_omp_flush): Pass location on down.
6352 (c_parser_omp_for_loop): New argument.
6353 (c_parser_omp_for): Same.
6354 (c_parser_omp_master): Same.
6355 (c_parser_omp_ordered): Same.
6356 (c_parser_omp_sections_scope): Same.
6357 (c_parser_omp_sections): Same.
6358 (c_parser_omp_parallel): Same.
6359 (c_parser_omp_single): Same.
6360 (c_parser_omp_task): Same.
6361 (c_parser_omp_taskwait): Pass location on down.
6362 (c_parser_omp_construct): Same.
6363 (c_parser_omp_threadprivate): Same.
6364 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6365 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6366 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6367 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6368 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6369 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6370 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6371 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6372 config/i386/i386.c, stmt.c:
6373 Add location argument to the following function definitions and/or
6374 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6375 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6376 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6377 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6378 do_case, c_finish_bc_stmt, build_compound_literal,
6379 build_function_call.
6380 * c-decl.c (build_compound_literal): Add location argument.
6381 Make all diagnostic calls use location.
6382 (start_struct): Same.
6383 (finish_struct): Same.
6385 (build_enumerator): Same.
6386 (start_function): Same.
6387 (grokdeclarator): Make all diagnostic calls use location.
6388 (store_parm_decls_oldstyle): Same.
6389 * c-typeck.c (build_function_call): Add location argument.
6390 Make all diagnostic calls use location.
6392 (c_finish_bc_stmt): Same.
6393 * tree-nested.c (get_trampoline_type): Add argument.
6394 Pass location to build_decl.
6395 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6396 * rtl.h (RTL_LOCATION): New.
6397 * c-common.c (c_add_case_label): Add location argument.
6398 Make all diagnostic calls use location.
6399 * c-common.h: Add location argument to make_fname_decl, do_case,
6400 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6401 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6402 Set it appropriately for every case. Pass enum_loc to start_enum
6403 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6405 (c_parser_struct_or_union_specifier): Save location. Use it for
6406 start_struct, finish_struct, and parser_xref_tag.
6408 2009-06-12 Ian Lance Taylor <iant@google.com>
6410 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6412 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6413 cpp_opts->warn_cxx_operator_names.
6415 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6418 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6419 is returns NULL and OP is a VCE, look through the VCE.
6421 2009-06-12 Ian Lance Taylor <iant@google.com>
6424 * collect2.c (main): Use CONST_CAST2 in code inside #if
6425 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6427 2009-06-12 Joey Ye <joey.ye@intel.com>
6430 * cfgexpand.c (get_decl_align_unit): Update
6431 max_used_stack_slot_alignment with align instead of
6432 stack_alignment_needed.
6434 * function.c (assign_stack_local_1): Update
6435 max_used_stack_slot_alignment with alignment_in_bits instead
6436 of stack_alignment_needed.
6437 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6440 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6442 * dwarf2out.c (last_var_location_insn): New variable.
6443 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6444 (dwarf2out_var_location): Don't record anything after last real
6445 insn. Only change labels if there were any real instructions
6446 in between last note and this one, or if changed sections.
6448 2009-06-11 Richard Henderson <rth@redhat.com>
6450 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6451 note when storing the frame pointer in a register.
6452 (FRP): Don't redefine to nothing for epilogue.
6453 (alpha_expand_epilogue): Mark register and sp restores.
6454 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6456 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6457 when gen_lowpart is needed.
6459 2009-06-11 Richard Henderson <rth@redhat.com>
6461 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6463 * dwarf2out.c (need_data_align_sf_opcode): New.
6464 (div_data_align): Move earlier.
6465 (def_cfa_1, reg_save): Use it.
6467 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6469 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6470 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6471 (ix86_handle_option): Handle OPT_mcrc32.
6472 (ix86_target_string): Add -mcrc32.
6473 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6475 * config/i386/i386.h (TARGET_CRC32): New.
6477 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6478 (sse4_2_crc32di): Likewise.
6480 * config/i386/i386.opt (mcrc32): New.
6482 * doc/invoke.texi: Document -mcrc32.
6484 2009-06-11 Richard Henderson <rth@redhat.com>
6486 * common.opt (gdwarf-): Accept a version number.
6487 * doc/invoke.texi (gdwarf-): Update docs.
6488 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6489 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6490 version level, and record it.
6492 * dwarf2.h (DW_CIE_VERSION): Remove.
6493 * dwarf2out.c (DWARF_VERSION): Remove.
6494 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6495 (output_call_frame_info): Use CIE version 3 for dwarf3,
6496 or if the return register column is out of range for version 1.
6497 (dwarf_stack_op_name): Add all dwarf3 values.
6498 (DEBUG_PUBTYPES_SECTION): New.
6499 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6500 encoding change for dwarf3.
6501 (output_die) [dw_val_class_die_ref]: Likewise.
6502 (output_compilation_unit_header): Emit correct version for dwarf3.
6503 (output_line_info): Likewise.
6504 (output_pubnames): Update for DWARF_VERSION removal.
6505 (output_aranges): Likewise.
6506 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6507 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6508 (dwarf2out_finish): Likewise.
6510 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6512 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6515 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6518 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6519 * builtins.c (expand_builtin_unreachable): New function.
6520 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6521 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6522 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6524 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6525 searching for missing barriers.
6527 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6529 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6530 when -fprofile-generate* was passed.
6531 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6533 2009-06-11 Anthony Green <green@moxielogic.com>
6535 * config/moxie/moxie.md: Define length attribute for all instructions.
6537 (*b<cond:code>): Support limited branch ranges for new PC-relative
6538 branch instructions.
6539 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6541 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6543 * config/i386/i386.c (min_insn_size): Use get_attr_length
6544 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6547 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6548 instead of emit_insn_before.
6550 2009-06-10 Ian Lance Taylor <iant@google.com>
6553 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6556 2009-06-10 Revital Eres <eres@il.ibm.com>
6558 * passes.c (init_optimization_passes): Reschedule
6559 predictive-commoning pass before complete unroll pass.
6561 2009-06-10 Martin Jambor <mjambor@suse.cz>
6563 * cgraph.c (cgraph_node_can_be_local_p): New function.
6564 (cgraph_make_node_local): New function.
6565 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6566 (cgraph_make_node_local): Declare.
6568 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6570 * tree.h (tree_base): Add packed_flag and user_align fields.
6571 Decrease size of spare field.
6572 (TYPE_USER_ALIGN): Use user_align from tree_base.
6573 (DECL_USER_ALIGN): Likewise.
6574 (TYPE_PACKED): Use packed_flag from tree_base.
6575 (DECL_PACKED): Likewise.
6576 (tree_type): Delete packed_flag and user_align fields. Widen
6577 precision field. Widen mode field and shuffle fields to align
6578 mode on an 8-bit boundary.
6579 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6580 Renumber decl_flag_* fields. Fix comments. Widen
6581 decl_common_unused field.
6582 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6583 (DECL_EXTERNAL): Likewise.
6584 (DECL_BIT_FIELD): Likewise.
6585 (DECL_NONADDRESSABLE_P): Likewise.
6586 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6587 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6589 2009-06-10 Ian Lance Taylor <iant@google.com>
6591 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6592 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6593 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6594 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6595 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6596 DEF_VEC_ALLOC_FUNC_P.
6597 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6598 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6599 DEF_VEC_ALLOC_FUNC_O.
6600 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6601 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6602 DEF_VEC_ALLOC_FUNC_I.
6603 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6604 (vec_stack_p_reserve_exact_1): Declare.
6605 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6606 (vec_stack_free): Declare.
6607 (VEC_stack_alloc): Define.
6608 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6609 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6610 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6611 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6613 (stack_vecs): New static variable.
6614 (vec_stack_p_reserve_exact_1): New function.
6615 (vec_stack_o_reserve_1): New static function.
6616 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6617 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6618 (vec_stack_free): New function.
6619 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6620 (VEC_df_ref_stack_alloc): Define.
6621 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6622 DEF_VEC_ALLOC_P_STACK.
6623 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6624 (struct df_collection_rec): Change _vec fields to VEC. Remove
6626 (df_free_collection_rec): Adjust for new fields.
6627 (df_insn_rescan): Use new df_collection_rec fields.
6628 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6629 (df_ref_create_structure, df_ref_record): Likewise.
6630 (df_get_conditional_uses, df_get_call_refs): Likewise.
6631 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6632 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6633 (df_record_exit_block_uses, df_bb_verify): Likewise.
6634 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6635 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6636 Remove count parameter. Change return type to void. Change all
6638 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6639 Remove count parameter. Change return type to void. Change all
6641 (df_install_refs): Change old_vec parameter to VEC. Remove count
6642 parameter. Change all callers.
6643 (df_install_mws): Change old_vec parameter to VEC. Remove count
6644 parameter. Change all callers.
6645 (df_refs_verify): Change new_rec parameter to VEC. Change call
6647 (df_mws_verify): Likewise.
6649 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6651 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6653 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6655 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6657 2009-06-10 Anthony Green <green@moxielogic.com>
6659 * config/moxie/crti.asm: New file.
6660 * config/moxie/crtn.asm: New file.
6661 * config/moxie/moxie.c: New file.
6662 * config/moxie/moxie.h: New file.
6663 * config/moxie/sfp-machine.h: New file.
6664 * config/moxie/moxie-protos.h: New file.
6665 * config/moxie/t-moxie: Created.
6666 * config/moxie/t-moxie-softfp: Created.
6667 * config/moxie/moxie.md: Created.
6668 * config/moxie/constraints.md: Created.
6669 * config.gcc: Add moxie support.
6670 * doc/md.texi (Machine Constraints): Add moxie constraints.
6671 * doc/contrib.texi (Contributors): Mention moxie port.
6672 * doc/install.texi (Specific): Mention the moxie port.
6674 2009-06-09 Ian Lance Taylor <iant@google.com>
6676 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6678 * optabs.c (optab_table): Only use designated initializers if
6679 HAVE_DESIGNATED_INITIALIZERS is defined.
6680 (convert_optab_table): Likewise.
6681 (init_optabs): Always call init_insn_codes if
6682 HAVE_DESIGNATED_INITIALIZERS is not defined.
6684 2009-06-09 Ian Lance Taylor <iant@google.com>
6686 * targhooks.c (default_builtin_vectorized_function): Change fn
6687 parameter to unsigned int.
6688 (default_builtin_vectorized_conversion): Change code parameter to
6690 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6691 * targhooks.h: Update declarations.
6692 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6693 parameter to unsigned int.
6695 * c-typeck.c (comptypes_check_enum_int): New static function.
6696 (comptypes_internal): Add enum_and_int_p parameter. Change all
6698 (comp_target_types): Add location parameter. Change all callers.
6699 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6701 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6702 (build_conditional_expr): Add colon_loc parameter. Change all
6704 (convert_for_assignment): Add location parameter. Change all callers.
6705 * c-parser.c (c_parser_conditional_expression): Pass location of
6706 colon to build_conditional_expr.
6707 * c-tree.h (build_conditional_expr): Update declaration.
6709 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6711 * graphite.c: Revert previous patch.
6713 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6716 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6718 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6720 * tree-ssa-loop-prefetch.c
6721 (loop_prefetch_arrays): Fixed a portability problem in printf format
6724 2009-06-09 Martin Jambor <mjambor@suse.cz>
6726 PR tree-optimization/40351
6727 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6728 refrence to a potential artifical subaccess can be constructed.
6730 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6732 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6733 (sh_override_options): Likewise.
6734 * config/sh/sh.c: Include params.h.
6735 (sh_optimization_options): New.
6736 (sh_override_options): Likewise.
6737 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6738 (OVERRIDE_OPTIONS): Use sh_override_options.
6740 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6742 * dwarf2out.c (emit_cfa_remember): New variable.
6743 (add_fde_cfi): If emit_cfa_remember, recurse to add
6744 DW_CFA_remember_state first.
6745 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6746 instead just set emit_cfa_remember.
6748 2009-06-08 Jan Hubicka <jh@suse.cz>
6751 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6753 2009-06-08 Jan Hubicka <jh@suse.cz>
6756 * cgraphunit.c (save_inline_function_body): Do not copy transform
6757 hooks for saved inline bodies.
6758 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6761 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6763 * jump.c (returnjump_p): Handle delayed branches. Add missing
6766 2009-06-08 Jan Hubicka <jh@suse.cz>
6769 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6770 original node might've been modified.
6771 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6773 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6775 * tree-object-size.c (addr_object_size): Add OSI argument.
6776 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6777 (compute_builtin_object_size, expr_object_size): Adjust callers.
6778 (plus_stmt_object_size): Call addr_object_size instead of
6779 compute_builtin_object_size.
6781 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6782 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6784 * tree-ssa-loop-prefetch.c
6785 (gather_memory_references): Introduced a counter for the number of
6787 (anything_to_prefetch_p): Introduced a counter for the number of
6789 (is_loop_prefetching_profitable): New function with a cost model
6791 (loop_prefetch_arrays): Use the new cost model to determine if
6792 prefetching is profitable.
6793 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6794 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6795 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6796 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6797 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6798 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6800 2009-06-08 Michael Matz <matz@suse.de>
6803 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6804 partitions use the same.
6805 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6806 for basevars of SSA_NAMEs.
6807 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6808 to not expand them twice.
6809 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6812 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6814 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6815 (fdump-final-insns=, gtoggle): New.
6816 * doc/invoke.texi: Document them.
6817 * final.c (rest_of_clean_state): Dump final insn stream.
6818 * gcc.c (invoke_as): Hook in -fcompare-debug.
6819 (static_spec_functions): Add compare-debug-dump-opt,
6820 compare-debug-self-opt and compare-debug-auxbase-opt.
6821 (compare_debug, compare_debug_second, compare_debug_opt): New.
6822 (switches_debug_check, n_switches_debug_check): New.
6823 (debug_auxbase_opt, debug_check_temp_file): New.
6824 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6826 (do_self_spec): Handle arguments after switches.
6827 (do_spec_1): Add .gk extension to temp file basenames for compare.
6828 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6829 (cc1_options): Use it instead of normal auxbase computation for
6830 the second compare-debug compilation.
6831 (compare_files): New.
6832 (main): Set up and implement compare debug mode.
6833 (compare_debug_dump_opt_spec_function): New.
6834 (compare_debug_self_opt_spec_function): New.
6835 (compare_debug_auxbase_opt_spec_function): New.
6836 * toplev.c (process_options): Handle flag_gtoggle,
6837 flag_dump_final_insns.
6838 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6839 during -fcompare-debug-second compilation.
6841 2009-06-07 Ian Lance Taylor <iant@google.com>
6843 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6844 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6846 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6847 with no default node. Change warning with %H to warning_at.
6848 Don't clear warn_switch around case checking.
6849 * doc/invoke.texi (Warning Options): Clarify distinction between
6850 -Wswitch and -Wswitch-enum.
6852 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6854 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6858 * gbl-ctors.h: Add header guard.
6860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6862 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6863 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6864 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6865 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6866 prototypes for removed functions.
6867 (expressions_equal_p): Move to ...
6868 * tree-ssa-sccvn.h: ... here and ...
6869 * matrix-reorg.c: ... adjust includes.
6871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6873 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6875 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6877 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6878 (finish_function): Remove erroneous whitespace.
6880 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6882 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6883 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6885 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6887 * errors.c (internal_error): Commentary typo fix.
6888 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6889 * tree-ssa-pre.c: Ditto.
6891 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6893 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6894 them is supposed to hold actual statements.
6896 2009-06-06 Ian Lance Taylor <iant@google.com>
6898 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6899 empty statements can now have attributes.
6901 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6903 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6904 * config/mips/mips.md: Ditto.
6906 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6908 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6910 (__eabi_uconvert): Likewise.
6912 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6914 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6915 CFI_* definitions with IN_GCC.
6917 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6919 * xcoffout.h (xcoffout_source_line): Update prototype.
6921 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6923 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6924 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6926 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6929 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6930 inlined_function_outer_scope_p blocks for artificial inlines
6932 * tree.c (tree_nonartificial_location): Rewrite using
6933 block_nonartificial_location.
6935 2009-06-05 Revital Eres <eres@il.ibm.com>
6936 Leehod Baruch <leehod@il.ibm.com>
6938 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6939 (expand_expr_real_1): Remove comment.
6940 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6941 Vectorize misaligned access when the target supports it.
6942 (vect_supportable_dr_alignment): Check for unaligned access support.
6943 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6946 2009-06-05 Julian Brown <julian@codesourcery.com>
6948 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6949 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6951 2009-06-05 Richard Guenther <rguenther@suse.de>
6954 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6957 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6959 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6960 (save_gprs): Don't tell unwinder when a global register is saved.
6961 (s390_emit_epilogue): Emit needed epilogue unwind info.
6963 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6965 * dwarf2out.c (deferred_asm_name): New.
6966 (add_name_and_src_coords_attributes): Defer creation of
6967 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6969 (move_linkage_attr): New.
6970 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6973 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6975 * tree-nested.c (finalize_nesting_tree_1): Declare the
6976 frame_decl in the binding tree.
6978 2009-06-04 Cary Coutant <ccoutant@google.com>
6980 * basic-block.h (struct basic_block_def): Add discriminator field.
6981 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6983 * debug.c (do_nothing_debug_hooks): Add additional entry.
6984 (debug_nothing_int_charstar_int): New function.
6985 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6986 (debug_nothing_int_charstar_int): New declaration.
6987 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6988 discriminator value in .loc directive.
6989 * final.c (last_discriminator): New variable.
6990 (discriminator): New variable.
6991 (final_start_function): Initialize above variables, pass current
6992 discriminator to debug hook.
6993 (notice_source_line): Check for discriminator change.
6994 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6995 * sdbout.c (sdbout_source_line): New parameter.
6996 * tree-cfg.c (struct locus_discrim_map): New structure type.
6997 (discriminator_per_locus): New hash table.
6998 (build_gimple_cfg): Allocate and free discriminator hash table.
6999 (make_edges): Call assign_discriminator.
7000 (locus_map_hash): New function.
7001 (locus_map_eq): New function.
7002 (next_discriminator_for_locus): New function.
7003 (same_line_p): New function.
7004 (assign_discriminator): New function.
7005 (make_cond_expr_edges): Call assign_discriminator.
7006 (make_gimple_switch_edges): Likewise.
7007 (first_non_label_stmt): New function.
7008 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7010 * xcoffout.c (xcoffout_source_line): Add new parameter.
7012 * configure.ac (gcc_cv_as_discriminator): New configury check for
7013 gas support for discriminator.
7014 * configure: Regenerate.
7015 * config.in: Regenerate.
7017 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7019 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7020 val after checking for integers.
7022 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7024 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7026 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7027 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7028 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7029 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7030 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7031 X64_SSE_REGPARM_MAX.
7032 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7033 X64_SSE_REGPARM_MAX.
7035 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7037 * gcc.c (report_times_to_file): New.
7038 (execute): Implement it.
7039 (process_command): Support -time=.
7040 * doc/invoke.texi: Document it.
7042 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7044 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7045 that have value exprs.
7047 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7049 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7050 declarations for constants until...
7051 (dw2_output_indirect_constant_1): ... this point.
7053 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7056 * arm.md (arm_addsi3): Don't try to split an add with an
7057 eliminable register until after reload has completed.
7059 2009-06-03 Ian Lance Taylor <iant@google.com>
7061 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7062 * genattrtab.c (write_length_unit_log): Likewise.
7063 * genchecksum.c (dosum): Likewise.
7064 * gengtype.c (write_rtx_next): Likewise.
7065 (finish_root_table, write_roots): Likewise.
7066 * gimple.c (gimple_ops_offset_): Likewise.
7067 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7068 * config/arc/arc.c (arc_attribute_table): Likewise.
7069 * config/arm/arm.c (arm_attribute_table): Likewise.
7070 * config/avr/avr.c (avr_attribute_table): Likewise.
7071 * config/crx/crx.c (crx_attribute_table): Likewise.
7072 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7073 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7074 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7075 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7076 * config/sh/sh.c (sh_attribute_table): Likewise.
7077 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7078 * config/spu/spu.c (spu_attribute_table): Likewise.
7079 * config/v850/v850.c (v850_attribute_table): Likewise.
7081 * config/alpha/alpha.c (vms_attribute_table): Make static.
7082 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7083 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7084 * config/mips/mips.c (mips_attribute_table): Likewise.
7086 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7088 (cc1-checksum.o): Likewise.
7090 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7092 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7094 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7096 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7097 insn if it is changing sp. Use gen_add3_insn instead of
7098 conditionally gen_addsi3 and gen_adddi3.
7099 (offset_below_red_zone_p): New static inline function.
7100 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7101 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7102 * config/rs6000/ppc-asm.h: Include auto-host.h.
7103 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7104 CFI_RESTORE): Define.
7105 * config/rs6000/crtresxgpr.asm: Add unwind info.
7106 * config/rs6000/crtresxfpr.asm: Likewise.
7107 * config/rs6000/crtresgpr.asm: Likewise.
7108 * config/rs6000/crtresfpr.asm: Likewise.
7109 * config/rs6000/crtsavgpr.asm: Likewise.
7110 * config/rs6000/crtsavfpr.asm: Likewise.
7112 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7113 argument of DWARF2_FRAME_REG_OUT macros.
7115 2009-06-03 Julian Brown <julian@codesourcery.com>
7117 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7118 words or less (including TImode) in core registers.
7120 2009-06-03 Richard Guenther <rguenther@suse.de>
7123 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7125 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7127 * statistics.c (statistics_counter_event): Do not record event
7128 in pass dump if its number == -1.
7129 (curr_statistics_hash): Add assert that we never get passes
7130 with static number == -1.
7132 2009-06-03 Richard Guenther <rguenther@suse.de>
7133 Andrey Belevantsev <abel@ispras.ru>
7135 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7136 non-BLKmode arrays addressable.
7138 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7140 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7141 * config/m68k/m68k.h: ... here.
7142 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7145 2009-06-03 Martin Jambor <mjambor@suse.cz>
7147 PR tree-optimization/40323
7148 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7151 2009-06-03 Richard Guenther <rguenther@suse.de>
7153 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7156 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7158 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7159 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7160 JUMP_TABLE_DATA_P where applicable.
7161 * config/sh/sh.c: Ditto.
7162 * config/sh/sh.h: Ditto.
7163 * config/sh/sh.md: Ditto.
7164 * config/sh/symbian.c: Ditto.
7166 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/driver-i386.c (describe_cache): Optimize
7169 concatenation of strings. Use snprintf instead of sprintf.
7170 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7171 target when not compiling with GCC.
7173 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7175 * config/sh/sh.c: Revert last change.
7176 (sh_expand_epilogue): Emit a blockage insn before the frame
7177 pointer adjustment unconditionally.
7179 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7181 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7182 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7183 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7184 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7185 to COLLECT_GCC_OPTIONS.
7187 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7189 * collect2.c (target_system_root): New variable.
7190 (main): Handle --sysroot=.
7191 (ignore_library): Strip the sysroot from the library path.
7193 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7195 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7196 (collect2.o): Depend on collect2-aix.h.
7197 (collect2-aix.o): New rule.
7198 * collect2-aix.h: New file.
7199 * collect2-aix.c: Likewise.
7200 * collect2.c: Include collect2-aix.h. Don't undefine
7201 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7202 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7203 Use TARGET_AIX_VERSION instead of _AIX51.
7204 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7205 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7206 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7207 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7208 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7210 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7212 * collect2.c (ignore_library): Avoid premature post-increment
7215 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7217 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7218 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7219 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7220 CROSS_DIRECTORY_STRUCTURE too.
7221 (LINK_LIBG_SPEC): Likewise.
7222 (LIB_SPEC): Add %R to sysroot paths.
7223 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7224 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7225 * config/rs6000/aix51.h: As for aix43.h.
7226 * config/rs6000/aix52.h: Likewise.
7227 * config/rs6000/aix53.h: Likewise.
7228 * config/rs6000/aix61.h: Likewise.
7229 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7230 to the beginning of sysroot paths.
7232 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7234 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7235 INSN_LISTs that are out of the REG_NOTE range.
7237 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7239 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7240 (struct var_to_expand): Likewise.
7241 (struct opt_info): Add head and tail for linked lists of the above.
7242 (analyze_insn_to_expand_var): Initialize next.
7243 (analyze_iv_to_split_insn): Likewise.
7244 (analyze_insns_in_loop): Create linked lists.
7245 (allocate_basic_variable): Simplify for use without hash table.
7246 (insert_var_expansion_initialization): Likewise, make it type-safer.
7247 (combine_var_copies_in_loop_exit): Likewise.
7248 (apply_opt_in_copies): Walk lists rather than hash tables.
7249 (release_var_copies): Simplified and inlined by hand into...
7250 (free_opt_info): ... this function.
7252 2009-06-02 Richard Guenther <rguenther@suse.de>
7254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7257 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7259 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7260 only for builtins that are not overridden.
7262 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7264 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7267 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7269 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7271 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7273 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7277 * common.opt (fdump-unnumbered-links): New.
7278 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7279 * print-rtl.c (flag_dump_unnumbered_links): New.
7280 (print_rtx): Test it.
7282 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7284 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7285 push/pop multiple to 8-byte alignment.
7287 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7289 * config/i386/i386.c (queued_cfa_restores): New static variable.
7290 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7292 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7293 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7294 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7295 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7296 note unconditionally.
7297 (ix86_emit_restore_regs_using_mov): Likewise.
7298 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7299 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7300 it through to ix86_emit_restore_reg_using_pop.
7301 (ix86_emit_leave): Add RED_OFFSET argument. Call
7302 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7303 instead of adding REG_CFA_OFFSET note unconditionally.
7304 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7305 the above functions. Call ix86_add_queued_cfa_restore_notes when
7308 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7309 force output of the label even for dwarf2out_do_cfi_asm.
7310 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7311 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7312 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7314 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7315 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7316 dwarf2out_cfi_label callers.
7317 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7318 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7319 Adjust dwarf2out_cfi_label callers.
7320 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7322 * config/i386/i386.h (struct machine_cfa_state,
7323 struct machine_function): Guard with ifndef USED_FOR_TARGET
7324 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7327 * emutls.c (__emutls_get_address): Change arr->size to mean number
7328 of allocated arr->data entries instead of # of slots + 1.
7331 * recog.c (peep2_reinit_state): New function.
7332 (peephole2_init_state): Use it at the end of a basic block and also
7333 when seeing a RTX_FRAME_RELATED_P insn.
7335 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7337 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7338 fixuns_truncrfdi2): New.
7339 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7340 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7341 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7342 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7343 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7344 *recip_approx): Remove.
7345 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7346 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7347 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7349 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7352 2009-06-01 Ian Lance Taylor <iant@google.com>
7354 * attribs.c (register_attribute): Use CONST_CAST.
7355 * collect2.c (main): Use CONST_CAST2.
7356 (scan_prog_file): Likewise.
7357 * gcc.c (process_command, main): Likewise.
7358 * toplev.c (toplev_main): Likewise.
7360 * c-typeck.c (handle_warn_cast_qual): New static function,
7361 partially broken out of build_c_cast.
7362 (build_c_cast): Call handle_warn_cast_qual.
7363 * doc/invoke.texi (Warning Options): Document new effect of
7366 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7368 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7369 (diagnostic_report_current_module): Print columns.
7370 * common.opt (flag_show_column): Enable by default.
7372 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7374 * alias.c (find_base_term): Check for NULL term before returning.
7376 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7378 Revert due to PR40320:
7379 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7380 * calls.c (emit_library_call_value_1): Don't force_operand for move
7383 2009-06-01 Olivier Hainque <hainque@adacore.com>
7384 Eric Botcazou <ebotcazou@adacore.com>
7386 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7387 to be processed as a bitfield for constructor output purposes.
7388 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7390 * varasm.c (oc_local_state): New type, output_constructor
7391 local state to support communication with helpers.
7392 (oc_outer_state): New type, output_constructor outer state of
7393 relevance in recursive calls.
7394 (output_constructor_array_range): New output_constructor helper,
7395 extracted code for an array range element.
7396 (output_constructor_regular_field): New output_constructor helper,
7397 extracted code for an element that is not a bitfield.
7398 (output_constructor_bitfield): New output_constructor helper,
7399 extracted code for a bitfield element. Accept an OUTER state
7400 argument for recursive processing. Recurse on record or array
7401 CONSTRUCTOR values, possibly past noop conversions.
7402 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7403 VALUE is a valid constant-valued expression for use in a static
7404 bit-field initializer.
7405 (output_constructor): Rework to use helpers. Accept and honor an
7406 OUTER state argument for recursive calls. Return total size. Be
7407 prepared for nested constructors initializing bitfields.
7408 (output_constant): Feed OUTER in calls to output_constructor.
7410 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7412 * calls.c (emit_library_call_value_1): Don't force_operand for move
7415 2009-06-01 Nick Clifton <nickc@redhat.com>
7417 * doc/invoke.texi (IA-64 Options): Fix typo.
7419 2009-06-01 Ira Rosen <irar@il.ibm.com>
7421 PR tree-optimization/39129
7422 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7424 (vect_do_peeling_for_loop_bound): Use
7425 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7426 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7427 (vect_loop_versioning): Likewise.
7428 (vect_create_cond_for_alias_checks): Fix indentation.
7429 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7431 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7432 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7433 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7434 "control flow in loop".
7435 (vect_estimate_min_profitable_iters): Use
7436 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7437 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7438 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7439 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7440 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7441 statement belongs to a group of strided accesses with the exact code
7443 (vectorizable_load): Likewise.
7444 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7445 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7447 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7449 * config/freebsd-stdint.h: New file.
7450 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7451 Add freebsd-stdint.h to tm_file.
7453 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7455 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7456 (thumb2_extendhidi2): Likewise.
7458 2009-05-31 Ian Lance Taylor <iant@google.com>
7460 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7462 2009-05-31 Ian Lance Taylor <iant@google.com>
7464 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7465 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7466 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7468 2009-05-31 Jason Merrill <jason@redhat.com>
7470 * tree-pretty-print.c (print_call_name): Take the callee, not the
7471 call itself. Make non-static. Use dump_function_name for functions.
7472 (dump_generic_node): Adjust.
7473 * diagnostic.h: Declare print_call_name.
7474 * gimple-pretty-print.c (dump_gimple_call): Use it.
7476 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7478 * config/sh/sh.md (ashldi3_std): New define_expand.
7481 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7484 * config/sh/sh.c: Include debug.h.
7485 (sh_expand_epilogue): Emit a blockage insn before the frame
7486 pointer adjustment also when dwarf2out_do_frame returns true.
7488 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7490 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7491 (thumb2_extendqidi2): New pattern.
7493 2009-05-31 Ira Rosen <irar@il.ibm.com>
7495 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7496 mark phis for renaming.
7497 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7498 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7499 Call mark_sym_for_renaming.
7500 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7501 * tree-vect-loop.c (vect_transform_loop): Remove
7502 vect_memsyms_to_rename initialization and a call to
7503 mark_set_for_renaming.
7505 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7508 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7509 frame related even if !set_cfa && style < 0.
7511 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7513 * config/i386/mingw-tls.c: New file.
7514 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7515 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7516 defining _WIN32 but not __CYGWIN__.
7518 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7520 * configure.ac: Add MPC support.
7522 * config.in, configure: Regenerate.
7524 2009-05-29 Richard Henderson <rth@redhat.com>
7526 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7527 NOTE_INSN_BASIC_BLOCK.
7528 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7529 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7530 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7532 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7534 (add_cfi): Disable check redefining cfa away from drap.
7535 (lookup_cfa_1): Add remember argument; handle remember/restore.
7536 (lookup_cfa): Pass remember argument.
7537 (cfa_remember): New.
7538 (compute_barrier_args_size_1): Remove sibcall check.
7539 (dwarf2out_frame_debug_def_cfa): New.
7540 (dwarf2out_frame_debug_adjust_cfa): New.
7541 (dwarf2out_frame_debug_cfa_offset): New.
7542 (dwarf2out_frame_debug_cfa_register): New.
7543 (dwarf2out_frame_debug_cfa_restore): New.
7544 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7545 (dwarf2out_begin_epilogue): New.
7546 (dwarf2out_frame_debug_restore_state): New.
7547 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7548 DW_CFA_restore_state.
7549 (output_cfi_directive): Likewise.
7550 (convert_cfa_to_fb_loc_list): Likewise.
7551 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7552 * dwarf2out.h: Update.
7553 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7554 (copy_insn_1): Early out for null.
7555 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7556 and dwarf2out_frame_debug_restore_state.
7557 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7558 (prologue_insn_hash, epilogue_insn_hash): New.
7559 (free_after_compilation): Adjust freeing accordingly.
7560 (record_insns): Create hash table if needed; push insns into
7561 hash instead of array.
7562 (maybe_copy_epilogue_insn): New.
7563 (contains): Search hash table instead of array.
7564 (sibcall_epilogue_contains): Remove.
7565 (thread_prologue_and_epilogue_insns): Split eh_return insns
7566 and mark them as epilogues.
7567 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7568 scanning in terms of basic blocks.
7569 * insn-notes.def (CFA_RESTORE_STATE): New.
7570 * jump.c (returnjump_p_1): Accept EH_RETURN.
7571 (eh_returnjump_p_1, eh_returnjump_p): New.
7572 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7573 CFA_REGISTER, CFA_RESTORE): New.
7574 * rtl.def (EH_RETURN): New.
7575 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7577 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7578 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7580 * config/i386/i386.c (gen_push): Update cfa state.
7581 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7582 add a CFA_ADJUST_CFA note.
7583 (ix86_dwarf_handle_frame_unspec): Remove.
7584 (ix86_expand_prologue): Update cfa state.
7585 (ix86_emit_restore_reg_using_pop): New.
7586 (ix86_emit_restore_regs_using_pop): New.
7587 (ix86_emit_leave): New.
7588 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7589 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7590 * config/i386/i386.h (struct machine_cfa_state): New.
7591 (ix86_cfa_state): New.
7592 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7593 (eh_return_internal): Merge from eh_return_<mode>,
7594 use eh_return rtx, split w/ epilogue.
7596 2009-05-29 Ian Lance Taylor <iant@google.com>
7598 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7600 * calls.c (emit_library_call_value_1): Likewise.
7602 * c-typeck.c (c_build_va_arg): New function.
7603 * c-tree.h (c_build_va_arg): Declare.
7604 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7605 instead of build_va_arg.
7607 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7609 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7610 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7611 (ptr_difference_cost): Use affine combinations to compute it.
7612 (difference_cost): Likewise.
7613 (get_computation_cost_at): Compute more accurate cost for addresses
7614 if the ratio is a multiplier allowed in addresses.
7615 For non-addresses, consider that an additional offset or symbol is
7618 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7620 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7621 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7623 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7624 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7625 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7627 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7628 to 1 for TYPE_SSE{IADD1,CVT1}.
7629 (prefix_vex_imm8): Removed.
7630 (length_vex): Only pass 1 as second argument to
7631 ix86_attr_length_vex_default if prefix_extra is 0.
7632 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7633 (length): For prefix vex computation use length_immediate
7634 attribute instead of prefix_vex_imm8.
7635 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7636 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7637 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7638 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7639 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7640 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7641 a space in between the operands.
7642 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7643 if one operand is 0xff and the other one si, di, bp or sp.
7644 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7645 other one si, di, bp or sp.
7646 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7647 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7648 type and mode attributes.
7649 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7650 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7651 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7652 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7653 prefix_data16 attribute iff MODE_DF.
7654 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7655 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7656 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7657 constm128_operand in length_immediate computation.
7658 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7659 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7660 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7661 length_immediate attribute to 1.
7662 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7663 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7664 for certain alternatives.
7665 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7666 prefix_data16 attribute if MODE_V1DF.
7667 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7668 length_immediate to 1.
7669 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7670 length_address to 4, set mode attribute to MODE_DI.
7671 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7672 (fxam<mode>2_i387): Set length attribute to 4.
7673 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7674 *prefetch_3dnow_rex): Override length_address attribute.
7675 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7677 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7678 (constm128_operand): Removed.
7679 * config/i386/i386.c (memory_address_length): For
7680 disp && !index && !base in 64-bit mode account for SIB byte if
7681 print_operand_address can't optimize disp32 into disp32(%rip)
7682 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7683 for fs: or gs: segment.
7684 (ix86_attr_length_immediate_default): When checking if shortform
7685 is possible, truncate immediate to the length of the non-shortened
7687 (ix86_attr_length_address_default): Ignore MEM_P operands
7689 (ix86_attr_length_vex_default): Only check for DImode on
7690 GENERAL_REG_P operands.
7691 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7692 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7693 (sse_cvttps2pi): Clear prefix_rep attribute.
7694 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7696 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7697 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7698 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7699 iff operand 2 is const_int_operand.
7700 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7701 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7702 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7704 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7706 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7707 prefix_data16 attribute for movlpd and movhpd instructions.
7708 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7709 length_immediate for shufpd instruction.
7710 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7711 (avx_cmpp<avxmodesuffixf2c><mode>3,
7712 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7713 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7714 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7715 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7716 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7717 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7718 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7719 prefix_data16 attribute for the first alternative to 1.
7720 (*avx_loadlps): Override length_immediate for the first alternative.
7721 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7722 attributes for second alternative.
7723 (*vec_concatv2sf_sse4_1): Override length_immediate and
7724 prefix_data16 attributes for second alternative.
7725 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7726 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7727 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7728 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7729 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7730 prefix_data16 and length_immediate to 1.
7731 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7733 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7734 prefix_extra attribute for variants that don't have 0f prefix alone.
7735 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7736 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7737 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7738 *sse4_1_pextrd): Set length_immediate to 1.
7739 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7740 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7742 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7743 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7744 length_immediate to 1 for second alternative.
7745 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7746 prefix_extra and length_immediate attributes for the first
7748 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7750 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7751 to 1 for the first and third alternative.
7752 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7754 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7756 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7758 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7759 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7760 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7761 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7762 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7763 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7764 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7765 ssse3_psign<mode>3): Override prefix_rex attribute.
7766 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7767 (ssse3_palignrti): Override length_immediate to 1.
7768 (ssse3_palignrdi): Override length_immediate to 1, override
7769 prefix_rex attribute.
7770 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7771 (sse4a_extrqi): Override length_immediate to 2.
7772 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7773 (sse4a_insertq): Override prefix_data16 to 0.
7774 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7775 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7776 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7777 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7778 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7779 and length_immediate to 1.
7780 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7781 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7782 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7783 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7784 and length_immediate to 1.
7785 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7786 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7787 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7788 avx_ptest256): Override prefix_extra to 1.
7789 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7790 Override prefix_data16 and length_immediate to 1.
7791 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7792 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7793 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7794 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7795 prefix_data16 to 0 and prefix_extra to 2.
7796 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7797 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7799 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7800 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7801 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7802 and prefix_extra to 2.
7803 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7804 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7805 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7806 avx_vpermilvar<mode>3,
7807 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7808 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7809 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7810 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7811 Override prefix_extra to 1.
7812 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7813 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7814 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7815 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7816 prefix_extra and length_immediate to 1.
7817 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7819 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7820 to 1 for the first alternative.
7821 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7822 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7824 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7825 *movv2sf_internal_avx, *movv2sf_internal): Override
7826 prefix_rep attribute for certain alternatives.
7827 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7828 attributes for certain alternatives.
7829 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7830 attributes for certain alternatives.
7831 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7832 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7833 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7834 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7835 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7836 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7837 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7838 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7839 length_immediate to 1 if operand 2 is const_int_operand.
7840 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7841 *vec_extractv2si_1): Set length_immediate attribute to 1.
7842 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7843 using old 3DNOW insn rather than SSE/3DNOW_A.
7844 (mmx_emms, mmx_femms): Clear modrm attribute.
7846 2009-05-29 Martin Jambor <mjambor@suse.cz>
7848 * tree-sra.c: New implementation of SRA.
7850 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7851 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7852 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7853 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7854 (SRA_MAX_STRUCTURE_COUNT): Removed.
7855 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7856 * doc/invoke.texi (sra-max-structure-size): Removed.
7857 (sra-field-structure-ratio): Removed.
7859 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7862 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7865 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7867 PR rtl-optimization/40101
7868 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7869 seqno. Adjust comment.
7870 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7871 inserting bookkeeping before a jump, the jump is not scheduled.
7872 When no positive seqno found, provide a value. Add comment.
7874 2009-05-29 Richard Guenther <rguenther@suse.de>
7876 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7877 short-cutting on the first component.
7879 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7882 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7883 for trees other than decls/types.
7885 2009-05-29 Richard Guenther <rguenther@suse.de>
7887 * tree-ssa-operands.c (get_expr_operands): Do not handle
7888 INDIRECT_REFs in the handled-component case. Remove
7889 unused get_ref_base_and_extent case.
7890 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7891 tree_low_cst and host_integerp where possible.
7892 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7893 codes for equivalence.
7894 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7896 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7898 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7899 to tmake_file for i[34567]86-*-cygwin*.
7901 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7904 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7905 (altivec_categorize_keyword, init_vector_keywords,
7906 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7909 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7911 * tree.c (handle_dll_attribute): Check if node is
7912 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7914 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7916 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7918 (thumb2_zero_extendqidi2): Likewise.
7920 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7922 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7923 instead of gen_movrt.
7924 * config/sh/sh.md (movrt): Remove.
7926 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7928 * doc/invoke.texi (IA-64 Options):
7929 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7930 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7931 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7932 -msched-prefer-non-control-spec-insns,
7933 -msched-stop-bits-after-every-cycle,
7934 -msched-count-spec-in-critical-path,
7935 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7936 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7937 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7938 and -msched-spec-verbose.
7940 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7942 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7943 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7945 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7947 2009-05-28 Richard Guenther <rguenther@suse.de>
7949 * tree-ssa-alias.c (ao_ref_init): New function.
7950 (ao_ref_base): Likewise.
7951 (ao_ref_base_alias_set): Likewise.
7952 (ao_ref_alias_set): Likewise.
7953 (refs_may_alias_p_1): Change signature.
7954 (refs_may_alias_p): Adjust.
7955 (refs_anti_dependent_p): Likewise.
7956 (refs_output_dependent_p): Likewise.
7957 (call_may_clobber_ref_p_1): Change signature.
7958 (call_may_clobber_ref_p): Adjust.
7959 (stmt_may_clobber_ref_p_1): New function split out from ...
7960 (stmt_may_clobber_ref_p): ... here.
7961 (maybe_skip_until): Adjust signature.
7962 (get_continuation_for_phi): Likewise.
7963 (walk_non_aliased_vuses): Likewise.
7964 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7965 (ao_ref_init): Declare.
7966 (ao_ref_base): Likewise.
7967 (ao_ref_alias_set): Likewise.
7968 (stmt_may_clobber_ref_p_1): Likewise.
7969 (walk_non_aliased_vuses): Adjust.
7970 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7971 (get_ref_from_reference_ops): remove.
7972 (vn_reference_lookup_2): Adjust signature.
7973 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7974 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7975 (vn_reference_lookup): Adjust.
7976 (vn_reference_insert): Likewise.
7977 (vn_reference_insert_pieces): Adjust signature.
7978 (visit_reference_op_call): Adjust.
7979 * tree-ssa-pre.c (get_expr_type): Simplify.
7980 (phi_translate_1): Adjust.
7981 (compute_avail): Likewise.
7982 (translate_vuse_through_block): Do not re-build trees.
7983 (value_dies_in_block_x): Likewise.
7984 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7986 (vn_reference_lookup_pieces): Adjust declaration.
7987 (vn_reference_insert_pieces): Likewise.
7989 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7991 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7992 with checking disabled.
7994 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7998 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7999 macro definition for support of three-operand format aligned
8000 .comm directive in assembler on cygwin/pe/mingw target OS.
8001 * configure: Regenerate.
8002 * config.h: Regenerate.
8004 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8005 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8006 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8008 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8009 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8011 2009-05-28 Ira Rosen <irar@il.ibm.com>
8013 PR tree-optimization/40254
8014 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8015 in analysis of basic blocks.
8017 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8020 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8021 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8022 (TARGET_INITIALIZER): Use it.
8023 * cse.c (CHEAPER): Move it up to the other macros.
8024 (insert): Rename this ...
8025 (insert_with_costs): ... to this. Add cost parameters. Update
8027 (insert): New function. Call insert_with_costs.
8028 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8029 find_reg_offset_for_const, try_const_anchors): New functions.
8030 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8031 when using a const-anchor. Call insert_const_anchors.
8032 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8033 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8035 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8037 * tree-inline.c (remap_decls): Enable nonlocalized variables
8038 when not optimizing.
8040 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8042 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8043 Simplify other tests involving optimize.
8045 2009-05-27 Tom Tromey <tromey@redhat.com>
8047 * unwind-dw2.c (_Unwind_DebugHook): New function.
8048 (uw_install_context): Call _Unwind_DebugHook.
8050 2009-05-27 Tom Tromey <tromey@redhat.com>
8052 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8054 2009-05-27 Ian Lance Taylor <iant@google.com>
8056 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8057 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8058 (ALL_LINKERFLAGS): Define.
8059 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8060 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8061 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8062 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8063 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8064 $(LINKER_FOR_BUILD).
8065 (build/gcov-iov$(build_exeext)): Likewise.
8067 2009-05-27 Julian Brown <julian@codesourcery.com>
8069 * gcse.c (target.h): Include.
8070 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8071 copy of argument to a pseudo register.
8073 2009-05-27 Diego Novillo <dnovillo@google.com>
8075 * tree-ssa-live.c (dump_scope_block): Document arguments.
8076 (dump_scope_blocks): Document.
8077 (debug_scope_blocks): New.
8078 * tree-flow.h (debug_scope_blocks): Declare.
8080 2009-05-21 Denis Chertykov <denisc@overta.ru>
8082 * doc/contrib.texi (Contributors): Add myself to the list.
8084 2009-05-27 Olivier Hainque <hainque@adacore.com>
8086 * expr.c (target_align): New function. Alignment the TARGET of an
8087 assignment may be assume to have.
8088 (highest_pow2_factor_for_target): Use it instead of relying on
8089 immediate tree attributes of TARGET, not necessarily honored when
8090 intermediate bitfields are involved.
8092 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8095 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8096 AVX, SSE4, AES, PCLMUL and POPCNT.
8098 2009-05-27 Diego Novillo <dnovillo@google.com>
8100 * tree-pretty-print.c (dump_location): New.
8101 (dump_generic_node): Call it.
8102 Factor code to handle BLOCK nodes ...
8103 (dump_block_node): ... here.
8105 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8107 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8109 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8111 * gcc-plugin.h: Include config.h and system.h.
8112 (IN_GCC): Define if not defined.
8114 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8117 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8120 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8122 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8124 * config/m32r/m32r.h: Ditto.
8125 * config/m32r/m32r.md: Ditto.
8126 * config/m32r/predicates.md: Ditto.
8128 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8130 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8132 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8135 (Loading plugins): typo.
8136 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8137 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8138 (Interacting with the GCC Garbage Collector): Added new section.
8139 (Giving information about a plugin): Added new section for
8141 * ggc.h (ggc_register_root_tab): Added declaration.
8142 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8143 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8144 (register_callback): Improved comment in declaration.
8145 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8146 (extra_root_vec) Added static variable for dynamic roots registration.
8147 (ggc_register_root_tab) Added new routine.
8148 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8149 PLUGIN_GGC_MARKING event.
8150 * ggc-zone.c: Include plugin.h.
8151 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8152 * ggc-page.c: Include plugin.h.
8153 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8154 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8155 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8156 (register_callback): check lack of callbacks for
8157 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8158 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8159 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8160 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8161 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8162 dependency on plugin.h.
8163 (plugin.o): Added dependency on ggc.h...
8165 2009-05-26 Richard Guenther <rguenther@suse.de>
8169 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8170 with mismatched comparison modes.
8172 * expr.c (expand_expr_real_1): Expand the operand of a
8173 VIEW_CONVERT_EXPR in its natural mode.
8175 2009-05-26 Ian Lance Taylor <iant@google.com>
8177 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8178 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8179 (ALL_COMPILERFLAGS): Define.
8180 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8181 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8182 (collect2$(exeext), collect2.o): Likewise.
8183 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8184 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8185 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8186 (libbackend.o, intl.o, cppdefault.o): Likewise.
8187 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8188 (build/%.o): Use $(COMPILER_FOR_BUILD).
8189 (build/gen%$(build_exeext)): Likewise.
8190 (build/gcov-iov$(build_exeext)): LIkewise.
8191 * config/t-darwin (darwin.o): Use $(COMPILER).
8192 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8193 * config/t-sol2 (sol2-c.o): Likewise.
8195 * config/t-vxworks (vxworks.o): Likewise.
8196 * config/x-darwin (host-darwin.o): Likewise.
8197 * config/x-hpux (host-hpux.o): Likewise.
8198 * config/x-linux (host-linux.o): Likewise.
8199 * config/x-solaris (host-solaris.o): Likewise.
8200 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8201 * config/arm/t-arm (arm-c.o): Likewise.
8202 * config/arm/t-pe (pe.o): Likewise.
8203 * config/arm/t-wince-pe (pe.o): Likewise.
8204 * config/i386/t-cygming (winnt.o): Likewise.
8205 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8206 * config/i386/t-cygwin (cygwin1.o): Likewise.
8207 (cygwin2.o): Likewise.
8208 * config/i386/t-i386 (i386-c.o): Likewise.
8209 * config/i386/t-interix (winnt.o): Likewise.
8210 * config/i386/t-netware (netware.o): Likewise.
8211 * config/i386/t-nwld (nwld.o): Likewise.
8212 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8213 * config/i386/x-i386 (driver-i386.o): Likewise.
8214 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8215 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8216 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8217 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8218 * config/mips/x-native (driver-native.o): Likewise.
8219 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8220 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8221 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8222 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8223 * config/score/t-score-elf (score7.o): Likewise.
8224 (score3.o): Likewise.
8225 * config/sh/t-sh (sh-c.o): Likewise.
8226 * config/sh/t-symbian (sh-c.o): Likewise.
8227 (symbian.o): Likewise.
8228 * config/spu/t-spu-elf (spu-c.o): Likewise.
8229 * config/v850/t-v850 (v850-c.o): Likewise.
8230 * config/v850/t-v850e (v850-c.o): Likewise.
8232 2009-05-26 Richard Guenther <rguenther@suse.de>
8234 PR tree-optimization/40122
8235 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8236 VECTOR_CSTs if possible.
8237 (fold_gimple_assign): Likewise.
8239 2009-05-26 Richard Guenther <rguenther@suse.de>
8242 * fold-const.c (fold_binary): Use the correct types for building
8245 2009-05-26 Richard Guenther <rguenther@suse.de>
8247 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8248 redundant calls to merge_alias_info.
8249 (bump_vector_ptr): Likewise.
8250 * tree-ssa-copy.c (merge_alias_info): Remove.
8251 (replace_exp_1): Remove call to merge_alias_info.
8252 (propagate_tree_value): Likewise.
8253 (fini_copy_prop): Propagate points-to info.
8254 * tree-flow.h (merge_alias_info): Remove.
8256 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8258 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8260 2009-05-25 Jan Hubicka <jh@suse.cz>
8262 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8263 * cgraph.h (struct inline_summary): New filed self_wize,
8264 size_inlining_benefit, self_time and time_inlining_benefit.
8265 (struct cgraph_global_info): Replace insns by time ans size fields.
8266 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8267 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8268 (ipcp_update_callgraph): Do not touch function bodies.
8269 * ipa-inline.c: Include except.h
8270 (MAX_TIME): New constant.
8271 (overall_insns): Remove.
8273 (overall_size, max_benefit): New static variables.
8274 (cgraph_estimate_time_after_inlining): New function.
8275 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8276 (cgraph_clone_inlined_nodes): Update size.
8277 (cgraph_mark_inline_edge): Update size.
8278 (cgraph_estimate_growth): Use size info.
8279 (cgraph_check_inline_limits): Check size.
8280 (cgraph_default_inline_p): Likewise.
8281 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8282 (cgraph_decide_recursive_inlining): Check size.
8283 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8285 (cgraph_decide_inlining): Likewise.
8286 (cgraph_decide_inlining_incrementally): Likewise; honor
8287 PARAM_EARLY_INLINING_INSNS.
8288 (likely_eliminated_by_inlining_p): New predicate.
8289 (estimate_function_body_sizes): New function.
8290 (compute_inline_parameters): Use it.
8291 * except.c (must_not_throw_labels): New function.
8292 * except.h (must_not_throw_labels): Declare.
8293 * tree-inline.c (init_inline_once): Kill inlining_weigths
8294 * tree-ssa-structalias.c: Avoid uninitialized warning.
8295 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8296 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8297 (PARAM_INLINE_CALL_COST): Remove.
8298 (PARAM_EARLY_INLINING_INSNS): New.
8300 2009-05-25 Richard Guenther <rguenther@suse.de>
8302 PR tree-optimization/36327
8303 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8304 callback for reference translation or lookup at the point of may-defs.
8305 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8306 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8307 for union COMPONENT_REFs.
8308 (vn_reference_lookup_3): New callback. Lookup from memset
8309 and CONSTRUCTOR assignment, translate through struct copies.
8310 (vn_reference_lookup_pieces): Make sure to not free the
8311 passed operands array. Adjust walk_non_aliased_vuses call.
8312 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8313 make sure we do not leak memory.
8315 2009-05-25 Richard Guenther <rguenther@suse.de>
8317 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8318 * tree-inline.c (expand_call_inline): Reset the escaped and
8320 * tree-ssa-structalias.c (pass_build_ealias): New.
8321 * tree-pass.h (pass_build_ealias): Declare.
8322 * passes.c (init_optimization_passes): Add PTA during
8323 early optimizations.
8324 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8325 and CALLUSED solutions.
8326 (dump_points_to_solution): New function, split out from ...
8327 (dump_points_to_info_for): ... here.
8328 * tree-parloops.c (parallelize_loops): Reset the escaped and
8331 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8334 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8335 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8337 2009-05-25 Ira Rosen <irar@il.ibm.com>
8339 PR tree-optimization/40238
8340 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8341 statements after basic block's labels.
8342 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8343 to free the allocated memory.
8345 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8347 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8348 return address with a USE.
8350 2009-05-24 Richard Guenther <rguenther@suse.de>
8353 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8354 array type from the main variant of the inner type.
8356 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8358 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8359 definition to bool (from int) to un-break build.
8360 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8362 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8364 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8365 discard_stmt_changes): Delete.
8366 * tree-ssa-operands.c (scb_stack): Delete.
8367 (init_ssa_operands): Do not initialize it.
8368 (fini_ssa_operands): Do not free it.
8369 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8371 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8372 update_stmt, remove the others. Fix comments.
8373 * tree-dfa.c (optimize_stack_restore): Likewise.
8374 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8375 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8376 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8377 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8379 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8380 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8381 (dom_opt_finalize_block): Likewise, adjusting access to
8383 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8384 (stmts_to_rescan): Change item type to gimple.
8385 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8387 2009-05-24 Ira Rosen <irar@il.ibm.com>
8389 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8390 * tree-pass.h (pass_slp_vectorize): New pass.
8391 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8392 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8393 * tree-vectorizer.c (timevar.h): Include.
8394 (user_vect_verbosity_level): Declare.
8395 (vect_location): Fix comment.
8396 (vect_set_verbosity_level): Update user_vect_verbosity_level
8397 instead of vect_verbosity_level.
8398 (vect_set_dump_settings): Add an argument. Ignore user defined
8399 verbosity if dump flags require higher level of verbosity. Print to
8400 stderr only for loop vectorization.
8401 (vectorize_loops): Update call to vect_set_dump_settings.
8402 (execute_vect_slp): New function.
8403 (gate_vect_slp): Likewise.
8404 (struct gimple_opt_pass pass_slp_vectorize): New.
8405 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8407 (vec_info_for_bb): New function.
8408 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8409 (VECTORIZATION_ENABLED): New macro.
8410 (SLP_ENABLED, SLP_DISABLED): Likewise.
8411 (vect_is_simple_use): Add bb_vec_info argument.
8412 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8413 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8414 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8415 vect_schedule_slp, vect_analyze_slp): Likewise.
8416 (vect_analyze_stmt): Add slp_tree argument.
8417 (find_bb_location): Declare.
8418 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8419 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8420 (vect_analyze_loop_operations, vect_analyze_loop,
8421 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8422 vect_finalize_reduction, vectorizable_reduction,
8423 vectorizable_live_operation, vect_transform_loop): Likewise.
8424 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8425 skip evolution analysis if analyzing a basic block.
8426 (dr_analyze_indices): Likewise.
8427 (initialize_data_dependence_relation): Skip the test whether the
8428 object is invariant for basic blocks.
8429 (compute_all_dependences): Skip dependence analysis for data
8430 references in basic blocks.
8431 (find_data_references_in_stmt): Don't fail in case of invariant
8432 access in basic block.
8433 (find_data_references_in_bb): New function.
8434 (find_data_references_in_loop): Move code to
8435 find_data_references_in_bb and add a call to it.
8436 (compute_data_dependences_for_bb): New function.
8437 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8438 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8440 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8441 unknown dependence in basic block and fail in case of dependence in
8443 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8444 dependence instances from either loop or basic block vectorization
8446 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8447 before calling nested_in_vect_loop_p.
8448 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8449 dependence instances from either loop or basic block vectorization
8451 (vect_verify_datarefs_alignment): Likewise.
8452 (vect_enhance_data_refs_alignment): Adjust function calls.
8453 (vect_analyze_data_refs_alignment): Likewise.
8454 (vect_analyze_group_access): Fix printing. Skip different checks if
8455 DR_STEP is 0. Keep strided stores either in loop or basic block
8456 vectorization data structure. Fix indentation.
8457 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8459 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8460 dependence instances from either loop or basic block vectorization
8462 (vect_analyze_data_refs): Update comment. Call
8463 compute_data_dependences_for_bb to analyze basic blocks.
8464 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8465 case of loop vectorization. In case of basic block vectorization use
8466 data-ref itself as a base.
8467 (vect_create_data_ref_ptr): In case of basic block vectorization:
8468 don't advance the pointer, add new statements before the current
8469 statement. Adjust function calls.
8470 (vect_supportable_dr_alignment): Support only aligned accesses in
8471 basic block vectorization.
8472 * common.opt (ftree-slp-vectorize): New flag.
8473 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8474 (vect_pattern_recog_1): Likewise.
8475 * tree-vect-stmts.c (process_use): Likewise.
8476 (vect_init_vector): Add new statements in the beginning of the basic
8477 block in case of basic block SLP.
8478 (vect_get_vec_def_for_operand): Adjust function calls.
8479 (vect_finish_stmt_generation): Likewise.
8480 (vectorizable_call): Add assert that it is loop vectorization, adjust
8482 (vectorizable_conversion, vectorizable_assignment): Likewise.
8483 (vectorizable_operation): In case of basic block SLP, take
8484 vectorization factor from statement's type and skip the relevance
8485 check. Adjust function calls.
8486 (vectorizable_type_demotion): Add assert that it is loop
8487 vectorization, adjust function calls.
8488 (vectorizable_type_promotion): Likewise.
8489 (vectorizable_store): Check for outer loop only in case of loop
8490 vectorization. Adjust function calls. For basic blocks, skip the
8491 relevance check and don't advance pointers.
8492 (vectorizable_load): Likewise.
8493 (vectorizable_condition): Add assert that it is loop vectorization,
8494 adjust function calls.
8495 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8496 that it is not reduction, get vector type, call only supported
8497 functions, skip loop specific parts.
8498 (vect_transform_stmt): Check for outer loop only in case of loop
8500 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8501 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8502 for external definition.
8503 * passes.c (pass_slp_vectorize): New pass.
8504 * tree-vect-slp.c (find_bb_location): New function.
8505 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8506 check for patterns only in loops.
8507 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8508 case of multiple types in basic block SLP.
8509 (vect_mark_slp_stmts_relevant): New function.
8510 (vect_supported_load_permutation_p): Fix comment.
8511 (vect_analyze_slp_instance): Add argument. In case of basic block
8512 SLP, take vectorization factor from statement's type, check that
8513 unrolling factor is 1. Adjust function call. Save SLP instance in
8514 either loop or basic block vectorization structure. Return FALSE,
8516 (vect_analyze_slp): Add argument. Get strided stores groups from
8517 either loop or basic block vectorization structure. Return FALSE
8518 if basic block SLP failed.
8519 (new_bb_vec_info): New function.
8520 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8521 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8522 (vect_schedule_slp): Add argument. Get SLP instances from either
8523 loop or basic block vectorization structure. Set vectorization factor
8524 to be 1 for basic block SLP.
8525 (vect_slp_transform_bb): New function.
8526 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8528 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8530 * final.c (shorten_branches): Do not align labels for jump tables.
8531 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8533 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8535 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8536 Remove outdated reference to flow.c and fix nits.
8537 * doc/gccint.texi: Tweak RTL description.
8538 * doc/rtl.texi: Likewise.
8540 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8542 * config/avr/avr.c: Change my email address.
8543 * config/avr/avr.h: Likewise.
8544 * config/avr/avr.md: Likewise.
8545 * config/avr/avr-protos.h: Likewise.
8546 * config/avr/libgcc.S: Likewise.
8548 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8550 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8551 (spu_split_load, spu_split_store): Change return type to int.
8552 (spu_split_convert): Declare.
8553 * config/spu/predicates.md (spu_mem_operand): Remove.
8554 (spu_mov_operand): Update.
8555 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8556 * config/spu/spu.c (regno_aligned_for_load): Remove.
8557 (reg_aligned_for_addr, spu_expand_load): Define.
8558 (spu_expand_extv): Reimplement and handle MEM.
8559 (spu_expand_insv): Handle MEM.
8560 (spu_sched_reorder): Handle insn's with length 0.
8561 (spu_legitimate_address_p): Reimplement.
8562 (store_with_one_insn_p): Return TRUE for any mode with size
8563 larger than 16 bytes.
8564 (address_needs_split): Define.
8565 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8567 (spu_convert_move): Define.
8568 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8569 (spu_split_store): Change all MEM's to TImode.
8570 (spu_init_expanders): Preallocate registers that correspond to
8571 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8573 (spu_split_convert): Define.
8574 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8575 (_move<mode>, _movdi, _movti): Update predicate and condition.
8576 (load, store): Change to define_split.
8577 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8579 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8580 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8581 define_insn_and_split of lshr<mode>3.
8582 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8583 (<v>ashr<mode>3_imm): Define.
8584 (extv, extzv, insv): Allow MEM operands.
8585 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8586 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8587 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8588 (_spu_convert2): Change to define_insn_and_split and remove the
8589 corresponding define_peephole2.
8590 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8591 Change predicates to memory_operand.
8593 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8595 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8597 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8599 PR tree-optimization/40219
8600 * tree.c (iterative_hash_expr): Make sure the builtin function is
8601 a normal builtin function and not a front end or back end builtin
8602 before indexing into the built_in_decls array.
8604 2009-05-22 Richard Guenther <rguenther@suse.de>
8607 * alias.c (write_dependence_p): Do not use TBAA for answering
8608 anti-dependence or output-dependence.
8609 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8610 (emit_pointer_definition): Remove.
8611 (emit_alias_warning): Likewise.
8612 (find_what_var_points_to): Remove TBAA pruning code.
8613 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8615 (compute_points_to_sets): Remove code computing the set of
8616 dereferenced pointers.
8617 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8618 oracle for querying anti and output dependencies.
8619 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8620 if TBAA may be applied.
8621 (refs_anti_dependent_p): New function.
8622 (refs_output_dependent_p): Likewise.
8623 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8624 (refs_output_dependent_p): Likewise.
8625 * doc/tree-ssa.texi (Memory model): New section.
8626 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8627 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8628 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8629 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8630 * expr.c (expand_expr_real_1): Likewise.
8631 * gimple-low.c (lower_stmt): Likewise.
8632 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8633 (dump_gimple_cdt): Remove.
8634 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8635 (gimple_size): Likewise.
8636 (walk_gimple_op): Likewise.
8637 (is_gimple_stmt): Likewise.
8638 (walk_stmt_load_store_addr_ops): Likewise.
8639 (gimple_build_cdt): Remove.
8640 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8641 * gimple.h (gimple_cdt_new_type): Remove.
8642 (gimple_cdt_new_type_ptr): Likewise.
8643 (gimple_cdt_set_new_type): Likewise.
8644 (gimple_cdt_location): Likewise.
8645 (gimple_cdt_location_ptr): Likewise.
8646 (gimple_cdt_set_location): Likewise.
8647 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8648 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8649 GIMPLE_CHANGE_DYNAMIC_TYPE.
8650 (verify_types_in_gimple_stmt): Likewise.
8651 * tree-inline.c (estimate_num_insns): Likewise.
8652 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8653 (copy_decl_to_var): Likewise.
8654 (copy_result_decl_to_var): Likewise.
8655 * tree-pretty-print.c (dump_generic_node): Do not handle
8656 CHANGE_DYNAMIC_TYPE_EXPR.
8657 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8658 * tree-ssa-operands.c (get_expr_operands): Likewise.
8659 * tree-ssa-structalias.c (struct variable_info): Remove
8660 no_tbaa_pruning member.
8661 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8662 (unify_nodes): Do not copy it.
8663 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8664 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8665 (set_uids_in_ptset): Do not check it.
8666 (find_what_var_points_to): Likewise.
8667 (compute_tbaa_pruning): Remove.
8668 (compute_points_to_sets): Do not call it.
8669 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8670 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8671 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8672 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8673 (DECL_NO_TBAA_P): Likewise.
8674 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8675 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8676 (expand_omp_atomic_pipeline): Do not set it.
8677 * print-tree.c (print_node): Do not dump it.
8678 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8681 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8684 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8687 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8689 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8692 2009-05-22 Ben Elliston <bje@au.ibm.com>
8694 * Makefile.in (bversion.h, s-bversion): New targets.
8695 (TOPLEV_H): Add bversion.h.
8696 * toplev.h: Include "bversion.h".
8697 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8698 the __format__ attribute only if compiling with the same version
8699 of GCC as the sources (the "build version").
8701 2009-05-22 Ben Elliston <bje@au.ibm.com>
8703 * c-format.c (handle_format_attribute): Fix comment typo.
8705 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8708 * config/ia64/ia64.opt (mfused-madd): New.
8709 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8710 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8711 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8712 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8713 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8714 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8715 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8716 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8717 instruction if !TARGET_FUSED_MADD.
8718 (fpma, fpms): Remove colon from name.
8720 2009-05-22 Richard Guenther <rguenther@suse.de>
8722 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8723 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8724 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8726 (create_expression_by_pieces): Only convert if necessary.
8727 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8728 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8730 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8732 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8733 regular pattern from a template and rename it ...
8734 (*extzv_truncsi_exts): ... to this.
8736 2009-05-21 Richard Guenther <rguenther@suse.de>
8738 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8739 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8740 (cgraph_default_inline_p): Likewise.
8741 (cgraph_decide_inlining_incrementally): Likewise.
8743 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8744 Uros Bizjak <ubizjak@gmail.com>
8746 * config/i386/cpuid.h (bit_MOVBE): New.
8748 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8750 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8751 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8752 (ix86_handle_option): Handle OPT_mmovbe.
8753 (ix86_target_string): Add -mmovbe.
8754 (pta_flags): Add PTA_MOVBE.
8755 (processor_alias_table): Add PTA_MOVBE to "atom".
8756 (override_options): Handle PTA_MOVBE.
8758 * config/i386/i386.h (TARGET_MOVBE): New.
8760 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8761 (*bswapsi_movbe): New.
8762 (*bswapdi_movbe): Likewise.
8763 (bswapdi2): Renamed to ...
8765 (bswapdi2): New expander.
8767 * config/i386/i386.opt (mmovbe): New.
8769 * doc/invoke.texi: Document -mmovbe.
8771 2009-05-21 Taras Glek <tglek@mozilla.com>
8773 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8774 * gcc-plugin.h (plugin_init): Updated signature.
8775 * gcc-plugin.h (plugin_name_args): Moved to this header.
8776 * doc/plugins.texi (plugin_init): Updated documention to reflect
8778 * doc/plugins.texi (plugin_name_args): Added to documention.
8780 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8782 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8783 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8785 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8787 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8788 JUMP_TABLE_DATA_P predicates where applicable.
8789 * config/i386/predicates.md: Ditto.
8790 * config/i386/sse.md: Ditto.
8792 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8794 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8795 operand2 -128 override length_immediate attribute to 1.
8796 * config/i386/predicates.md (constm128_operand): New predicate.
8798 * config/i386/i386.c (memory_address_length): Handle %r12
8799 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8801 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8802 mode look through optional ZERO_EXTEND and SUBREG.
8803 * config/i386/i386.md (R12_REG): New define_constant.
8804 (prefix_data16): For sse unit set also for MODE_TI insns.
8805 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8806 insns set if operand 1 is ext_QIreg_operand.
8807 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8808 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8810 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8811 mode from MODE_DI to MODE_SI.
8812 (movdi_1_rex64): Override modrm and length_immediate attributes
8813 only for movabs (TYPE_IMOV, alternative 2).
8814 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8815 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8816 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8817 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8818 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8819 prefix_rex attribute if DImode.
8820 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8821 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8822 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8823 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8824 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8825 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8826 Likewise. For TYPE_IMOV clear length_immediate attribute.
8827 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8828 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8829 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8830 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8831 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8832 or one operand TYPE_ISHIFT.
8833 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8834 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8835 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8836 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8837 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8838 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8839 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8840 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8841 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8842 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8843 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8844 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8845 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8846 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8847 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8848 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8849 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8850 set mode attribute, don't override length attribute.
8851 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8853 (return_internal_long): Set length attribute to 2 instead of 1.
8854 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8855 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8856 prefix_rex attribute.
8857 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8859 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8861 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8863 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8865 2009-05-20 Ian Lance Taylor <iant@google.com>
8867 * tree.c (build_tree_list_vec_stat): New function.
8868 (ctor_to_vec): New function.
8869 (build_nt_call_vec): New function.
8870 (build_call_array): Change args to be a const pointer.
8871 (build_call_vec): New function.
8872 * tree.h (build_nt_call_vec): Declare.
8873 (build_tree_list_vec_stat): Declare.
8874 (build_tree_list_vec): Define.
8875 (build_call_array): Update declaration.
8876 (build_call_vec): Declare.
8877 (ctor_to_vec): Declare.
8878 * c-common.c (tree_vector_cache): New static variable.
8879 (make_tree_vector): New function.
8880 (release_tree_vector): New function.
8881 (make_tree_vector_single): New function.
8882 (make_tree_vector_copy): New function.
8883 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8884 (make_tree_vector_single, make_tree_vector_copy): Declare.
8885 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8886 (c_parser_expr_list): Don't manage cache here, instead call
8888 (c_parser_release_expr_list): Remove static function.
8889 (c_parser_vec_to_tree_list): Remove static function.
8890 (c_parser_attributes): Call build_tree_list_vec instead of
8891 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8892 c_parser_release_expr_list.
8893 (c_parser_postfix_expression_after_primary): Likewise.
8894 (c_parser_objc_keywordexpr): Likewise.
8896 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8898 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8899 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8900 TARGET_CONVERT_TO_TYPE.
8901 * hooks.c (hook_tree_const_tree_null): Define.
8902 * hooks.h (hook_tree_const_tree_null): Declare.
8903 * target.h (struct gcc_target): Add invalid_parameter_type,
8904 invalid_return_type, promoted_type, and convert_to_type fields.
8905 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8906 (TARGET_INVALID_RETURN_TYPE): Define.
8907 (TARGET_PROMOTED_TYPE): Define.
8908 (TARGET_CONVERT_TO_TYPE): Define.
8909 (TARGET_INITIALIZER): Update for new fields.
8910 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8911 (grokparms): Check targetm.invalid_parameter_type.
8912 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8913 * c-convert.c (convert): Check targetm.convert_to_type.
8915 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8917 * config/mips/mips.md (*extenddi_truncate<mode>,
8918 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8920 (*extendhi_truncateqi): New define_insn_and_sptit.
8922 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8925 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8926 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8928 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8930 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8931 the operand of VIEW_CONVERT_EXPR.
8933 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8935 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8936 extended family and model for Intel processors. Support Intel Atom.
8938 2009-05-20 Olivier Hainque <hainque@adacore.com>
8940 * gstab.h (stab_code_type): Define, to be used instead of the
8941 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8943 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8944 occurrences by stab_code_type.
8945 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8947 2009-05-20 Martin Jambor <mjambor@suse.cz>
8949 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8950 (sra_insert_before): Likewise.
8951 (sra_insert_after): Likewise.
8952 (sra_init_cache): Likewise.
8953 (sra_type_can_be_decomposed_p): Likewise.
8954 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8955 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8956 (sra_insert_before): Likewise.
8957 (sra_insert_after): Likewise.
8958 (sra_init_cache): Likewise.
8959 (insert_edge_copies_seq): Made static and moved upwards.
8961 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8964 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8966 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8967 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8970 2009-05-20 Richard Guenther <rguenther@suse.de>
8972 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8973 with mismatched comparison modes.
8975 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8977 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8978 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8979 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8980 with shifts for Thumb2.
8981 (orsi_notsi): New for orn.
8982 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8983 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8984 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8985 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8986 Don't invert remainder for IOR.
8988 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8990 PR tree-optimization/40087
8991 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8992 number_of_iterations_ne): Rename never_infinite argument.
8993 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8994 number_of_iterations_le): Handle pointer-type ivs when
8995 exit_must_be_taken is false.
8996 (number_of_iterations_cond): Do not always assume that
8997 exit_must_be_taken if the control variable is a pointer.
8999 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9001 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9002 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9004 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9006 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9007 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9009 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9012 * c.opt (Wlogical-op): Disabled by default.
9013 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9015 * doc/invoke.texi (Wlogical-op): Likewise.
9017 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9019 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9021 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9022 Propagate the type of the first operand.
9023 <ASSERT_EXPR>: Simplify.
9024 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9025 Rewrite using the RHS code as discriminant.
9026 <NOP_EXPR>: Turn into CASE_CONVERT.
9027 <PLUS_EXPR>: Propagate the type of the first operand.
9029 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9031 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9032 (ia64_dconst_0_375): New.
9033 * config/ia64/ia64.c (ia64_override_options): Remove
9034 -minline-sqrt-min-latency warning.
9035 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9036 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9037 * config/ia64/ia64.md (*sqrt_approx): Remove.
9038 (sqrtsf2): Remove #if 0.
9039 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9040 (sqrtdf): Remove assert.
9041 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9042 (sqrtxf2): Remove #if 0.
9043 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9044 * div.md (sqrt_approx_rf): New.
9045 (sqrtsf2_internal_thr): New implementation.
9046 (sqrtsf2_internal_lat): New.
9047 (sqrtdf2_internal_thr: New implementation.
9048 (sqrtxf2_internal): New implementation.
9050 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9051 Hans-Peter Nilsson <hp@axis.com>
9053 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9054 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9055 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9056 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9057 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9058 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9059 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9060 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9061 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9062 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9063 * c-common.c: ...from here.
9065 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9067 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9069 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9071 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9073 2009-05-19 Ben Elliston <bje@au.ibm.com>
9075 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9076 assignments with memcpy calls.
9077 (add_fdes): Likewise.
9078 (binary_search_unencoded_fdes): Likewise.
9079 (linear_search_fdes): Eliminate type puns.
9081 2009-05-19 Richard Guenther <rguenther@suse.de>
9083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9084 not falsely claim to have propagated into all uses.
9086 2009-05-19 Ben Elliston <bje@au.ibm.com>
9088 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9091 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9094 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9095 (TARGET_LEGITIMATE_ADDRESS_P): New.
9096 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9097 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9099 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9102 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9103 child of the containing namespace's DIE.
9105 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9107 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9108 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9109 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9112 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9116 gen_align with gen_pad.
9117 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9118 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9120 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9121 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9123 * config/i386/i386.md (align): Renamed to ...
9124 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9125 ASM_OUTPUT_MAX_SKIP_PAD.
9127 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9129 * config.gcc: Fix variable syntax.
9132 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9133 before calling exact_log2.
9134 (output_iorsi3): Likewise.
9135 (output_xorsi3): Likewise.
9137 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9139 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9140 for the none zero constant operand except for EQ and NE
9141 comprisons even when the first operand is R0.
9143 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9145 * config/s390/2064.md: Remove trailing whitespaces.
9146 * config/s390/2084.md: Likewise.
9147 * config/s390/constraints.md: Likewise.
9148 * config/s390/fixdfdi.h: Likewise.
9149 * config/s390/libgcc-glibc.ver: Likewise.
9150 * config/s390/s390-modes.def: Likewise.
9151 * config/s390/s390-protos.h: Likewise.
9152 * config/s390/s390.c: Likewise.
9153 * config/s390/s390.h: Likewise.
9154 * config/s390/s390.md: Likewise.
9155 * config/s390/tpf-unwind.h: Likewise.
9157 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9159 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9161 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9164 * configure.ac (m68k-*-*): Check if binutils support TLS.
9165 * configure: Regenerate.
9166 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9167 * config/m68k/constraints.md (Cu): New constraint.
9168 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9169 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9170 (movsi): Handle TLS symbols.
9171 (addsi3_5200): Handle XTLS symbols, indent.
9172 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9173 (m68k_tls_reference_p): Declare.
9174 (m68k_legitimize_address): Declare.
9175 (m68k_unwrap_symbol): Declare.
9176 * config/m68k/m68k.opt (mxtls): New option.
9177 * config/m68k/m68k.c (ggc.h): Include.
9178 (m68k_output_dwarf_dtprel): Implement hook.
9179 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9180 (m68k_expand_prologue): Load GOT pointer when function needs it.
9181 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9182 (m68k_legitimate_constant_address_p): Same.
9183 (m68k_decompose_address): Handle TLS references.
9184 (m68k_get_gp): New static function.
9185 (enum m68k_reloc): New contants.
9186 (TLS_RELOC_P): New macro.
9187 (m68k_wrap_symbol): New static function.
9188 (m68k_unwrap_symbol): New function.
9189 (m68k_final_prescan_insn_1): New static function.
9190 (m68k_final_prescan_insn): New function.
9191 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9193 (legitimize_pic_address): Handle TLS references..
9194 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9195 (m68k_libcall_value_in_a0_p)
9196 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9197 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9198 (m68k_legitimize_tls_address): Handle TLS references.
9199 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9201 (m68k_legitimize_address): Handle TLS symbols.
9202 (m68k_get_reloc_decoration): New static function.
9203 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9205 (m68k_output_dwarf_dtprel): Implement hook.
9206 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9207 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9208 m68k_call_* routines.
9209 (sched_attr_op_type): Handle TLS symbols.
9210 (gt-m68k.h): Include.
9211 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9212 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9214 2009-05-18 Martin Jambor <mjambor@suse.cz>
9216 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9217 (visit_store_addr_for_mod_analysis): New function.
9218 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9219 (determine_cst_member_ptr): Use gimple_assign_single_p.
9220 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9221 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9222 operands. Don't check number of operands of a NOP_EXPR.
9224 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9226 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9228 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9231 * c-common.c (warn_logical_operator): Don't warn if one of
9232 expression isn't always true or false.
9234 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9236 * config/i386/biarch32.h: New file.
9237 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9239 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9241 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9242 *zero_extend<mode>_truncqi): Merge these into ...
9243 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9244 Name the pattern following this as *zero_extendhi_truncqi.
9246 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9249 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9250 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9251 (output_info): Make field HOST_WIDEST_INT.
9252 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9253 (dump_bitmat_statistics): Same.
9255 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9257 * config.gcc (use_gcc_stdint): Set to wrap.
9258 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9259 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9260 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9261 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9262 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9263 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9264 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9265 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9267 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9269 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9271 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9272 Move definitions earlier.
9273 (OPT_ARCH64, OPT_ARCH32): Define.
9274 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9277 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9280 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9283 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9285 * arm.md (movdi2): Copy non-reg values to DImode registers.
9287 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9290 * final.c (label_to_max_skip): New function.
9291 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9292 CODE_LABEL_NUMBER <= max_labelno.
9293 * output.h (label_to_max_skip): New prototype.
9294 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9295 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9296 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9297 Handle CODE_LABELs with >= 16 byte alignment or with
9298 max_skip == (1 << align) - 1.
9299 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9300 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9303 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9304 .p2align 3 if MAX_SKIP is smaller than 7.
9305 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9307 2009-05-15 Ian Lance Taylor <iant@google.com>
9309 * alias.c (struct alias_set_entry_d): Rename from struct
9310 alias_set_entry. Change all uses.
9311 * except.c (struct call_site_record_d): Rename from struct
9312 call_site_record. Change all uses.
9313 * except.h (struct eh_region_d): Rename from struct eh_region.
9315 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9317 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9318 ivtype_map_elt. Change all uses.
9319 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9321 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9322 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9324 (struct sese_d): Rename from struct sese. Change all uses.
9325 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9326 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9327 * optabs.h (struct optab_d): Rename from struct optab. Change all
9329 (struct convert_optab_d): Rename from struct convert_optab.
9331 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9332 ipa_opt_pass. Change all uses.
9333 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9336 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9337 defined as a typedef.
9338 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9341 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9344 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9346 (merge_ranges): Returns bool.
9347 * tree.h (make_range): .. to here.
9348 (build_range_check): Likewise.
9349 (merge_ranges): Likewise. Renamed from merge_ranges.
9350 * c-typeck.c (parser_build_binary_op): Update calls to
9351 warn_logical_operator.
9352 * c-common.c (warn_logical_operator): Add new warning.
9353 * c-common.h (warn_logical_operator): Update declaration.
9355 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9357 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9359 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9361 * doc/install.texi: Document MPC requirements, flags etc.
9363 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9364 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9365 Evaluate constant arguments.
9366 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9367 (fold_builtin_1): Likewise, also evaluate constant arguments.
9368 Remove superfluous break.
9369 (do_mpc_ckconv): New.
9370 * real.h: Include mpc.h.
9371 * toplev.c (print_version): Output MPC version info if available.
9373 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9375 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9377 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9379 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9382 2009-05-15 Jan Hubicka <jh@suse.cz>
9384 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9385 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9386 (try_inline): Fix return value.
9387 (cgraph_decide_inlining_incrementally): Honor new value.
9388 (cgraph_early_inlining): Handle indirect inlining.
9389 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9391 2009-05-15 Jan Hubicka <jh@suse.cz>
9393 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9394 * cgraphunit.c (cgraph_finalize_function): Set it.
9395 (cgraph_expand_function): Use it.
9397 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9399 * real.c (encode_ieee_half): Define.
9400 (decode_ieee_half): Define.
9401 (ieee_half_format): Define.
9402 (arm_half_format): Define.
9403 * real.h (ieee_half_format): Declare.
9404 (arm_half_format): Declare.
9406 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9408 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9409 swapped, and reversed optabs exist before trying to use them.
9411 2009-05-15 Paul Brook <paul@codesourcery.com>
9412 Sandra Loosemore <sandra@codesourcery.com>
9414 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9415 loads. Allow PRE_DEC.
9416 (output_move_neon): Handle PRE_DEC.
9417 (arm_print_operand): Add 'A' for neon structure loads.
9418 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9419 * config/arm/neon.md (neon_mov): Update comment.
9420 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9422 (Um): New constraint.
9424 2009-05-15 Jan Hubicka <jh@suse.cz>
9426 Revert the following patch until testsuite fallout is fixed:
9427 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9428 * cgraph.h (struct inline_summary): New filed self_wize,
9429 size_inlining_benefit, self_time and time_inlining_benefit.
9430 (struct cgraph_global_info): Replace insns by time ans size fields.
9431 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9432 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9433 (ipcp_update_callgraph): Do not touch function bodies.
9434 * ipa-inline.c: Include except.h
9435 (MAX_TIME): New constant.
9436 (overall_insns): Remove
9437 (overall_size, max_benefit): New static variables.
9438 (cgraph_estimate_time_after_inlining): New function.
9439 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9440 (cgraph_clone_inlined_nodes): Update size.
9441 (cgraph_mark_inline_edge): Update size.
9442 (cgraph_estimate_growth): Use size info.
9443 (cgraph_check_inline_limits): Check size.
9444 (cgraph_default_inline_p): Likewise.
9445 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9446 (cgraph_decide_recursive_inlining): Check size.
9447 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9449 (cgraph_decide_inlining): Likewise.
9450 (cgraph_decide_inlining_incrementally): Likewise; honor
9451 PARAM_EARLY_INLINING_INSNS.
9452 (likely_eliminated_by_inlining_p): New predicate.
9453 (estimate_function_body_sizes): New function.
9454 (compute_inline_parameters): Use it.
9455 * except.c (must_not_throw_labels): New function.
9456 * except.h (must_not_throw_labels): Declare.
9457 * tree-inline.c (init_inline_once): Kill inlining_weigths
9458 * tree-ssa-structalias.c: Avoid uninitialized warning.
9459 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9460 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9461 (PARAM_INLINE_CALL_COST): Remove.
9462 (PARAM_EARLY_INLINING_INSNS): New.
9464 2009-05-15 Richard Guenther <rguenther@suse.de>
9466 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9467 not TODO_update_ssa.
9469 2009-05-15 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/39999
9472 * gimple.h (gimple_expr_type): Use the expression type looking
9473 through useless conversions.
9474 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9475 (vn_nary_op_insert_stmt): Likewise.
9476 (simplify_binary_expression): Likewise.
9478 2009-05-15 Richard Guenther <rguenther@suse.de>
9480 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9481 New options, enabled by default.
9482 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9484 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9485 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9486 * tree-ssa-structalias.c (gate_tree_pta): New function.
9487 (pass_build_alias): Use it.
9489 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9492 recurse on an invariant address if a conversion from a pointer
9493 type to a wider integer type is involved.
9495 2009-05-15 Jan Hubicka <jh@suse.cz>
9497 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9498 * cgraph.h (struct inline_summary): New filed self_wize,
9499 size_inlining_benefit, self_time and time_inlining_benefit.
9500 (struct cgraph_global_info): Replace insns by time ans size fields.
9501 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9502 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9503 (ipcp_update_callgraph): Do not touch function bodies.
9504 * ipa-inline.c: Include except.h
9505 (MAX_TIME): New constant.
9506 (overall_insns): Remove
9507 (overall_size, max_benefit): New static variables.
9508 (cgraph_estimate_time_after_inlining): New function.
9509 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9510 (cgraph_clone_inlined_nodes): Update size.
9511 (cgraph_mark_inline_edge): Update size.
9512 (cgraph_estimate_growth): Use size info.
9513 (cgraph_check_inline_limits): Check size.
9514 (cgraph_default_inline_p): Likewise.
9515 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9516 (cgraph_decide_recursive_inlining): Check size.
9517 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9519 (cgraph_decide_inlining): Likewise.
9520 (cgraph_decide_inlining_incrementally): Likewise; honor
9521 PARAM_EARLY_INLINING_INSNS.
9522 (likely_eliminated_by_inlining_p): New predicate.
9523 (estimate_function_body_sizes): New function.
9524 (compute_inline_parameters): Use it.
9525 * except.c (must_not_throw_labels): New function.
9526 * except.h (must_not_throw_labels): Declare.
9527 * tree-inline.c (init_inline_once): Kill inlining_weigths
9528 * tree-ssa-structalias.c: Avoid uninitialized warning.
9529 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9530 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9531 (PARAM_INLINE_CALL_COST): Remove.
9532 (PARAM_EARLY_INLINING_INSNS): New.
9533 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9534 (inline-call-cost): Remove.
9535 (early-inlining-insns): New.
9537 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9539 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9541 (print_int_cst_bounds_in_octal_p): Likewise.
9542 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9544 * dwarf2out.c (base_type_die): Likewise.
9545 (is_subrange_type): Delete.
9546 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9547 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9548 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9549 if the destination type is boolean.
9550 (build_range_check): Do not special-case subtypes.
9551 (fold_sign_changed_comparison): Likewise.
9552 (fold_unary): Likewise.
9553 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9554 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9555 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9556 * tree.c (subrange_type_for_debug_p): New predicate based on the
9557 former is_subrange_type.
9558 * tree.h (subrange_type_for_debug_p): Declare.
9559 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9560 (convert_affine_scev): Remove call to above function.
9561 (chrec_convert_aggressive): Likewise.
9562 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9563 false for conversions involving subtypes.
9564 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9565 (vrp_val_min): Likewise.
9566 (needs_overflow_infinity): Likewise.
9567 (extract_range_from_unary_expr): Likewise.
9569 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9571 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9572 * config/frv/frv.c: Likewise.
9573 * config/s390/s390.c: Likewise.
9574 * config/sparc/sparc.h: Likewise.
9575 * config/i386/i386.h: Likewise.
9576 * config/i386/i386.c: Likewise.
9577 * config/crx/crx.c: Likewise.
9578 * config/m68hc11/m68hc11.h: Likewise.
9579 * config/iq2000/iq2000.c: Likewise.
9580 * config/mn10300/mn10300.h: Likewise.
9581 * config/mn10300/mn10300.c: Likewise.
9582 * config/m68k/m68k.c: Likewise.
9583 * config/rs6000/rs6000.c: Likewise.
9584 * config/rs6000/xcoff.h: Likewise.
9585 * config/rs6000/linux64.h: Likewise.
9586 * config/rs6000/sysv4.h: Likewise.
9587 * config/score/score3.c: Likewise.
9588 * config/score/score7.c: Likewise.
9589 * config/score/score.c: Likewise.
9590 * config/arm/arm.md: Likewise.
9591 * config/mips/mips.c: Likewise.
9592 * config/mips/mips.md: Likewise.
9593 * config/bfin/bfin.h: Likewise.
9594 * config/pa/pa.c: Likewise.
9595 * config/pa/constraints.md: Likewise.
9597 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9598 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9599 * config/pdp11/pdp11.h: Use memory_address_p instead.
9601 2009-05-14 Ian Lance Taylor <iant@google.com>
9603 * passes.c (finish_optimization_passes): Change i to int.
9604 * plugin.c (plugins_active_p): Change event to int.
9605 (dump_active_plugins): Likewise.
9606 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9608 * tree.c (tree_range_check_failed): Change c to unsigned int.
9609 (omp_clause_range_check_failed): Likewise.
9610 (build_common_builtin_nodes): Change mode to int. Add cast.
9611 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9612 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9614 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9615 ++ or -- with a variable of enum type.
9617 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9620 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9622 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9624 * store-motion.c: Do not include params.h
9625 * Makefile.in: Fix dependencies for various files.
9627 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9629 * auto-inc-dec.c: Fix pass description, remove apparent
9630 accidental duplication.
9632 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9635 * ipa-utils.h (memory_identifier_string): Moved to ...
9636 * tree.h (memory_identifier_string): Here. Add GTY(()).
9638 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9640 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9641 in the former documentation of...
9642 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9643 * ira-conflicts.c (get_dup_num): Use address_operand.
9644 * targhooks.c (default_legitimate_address_p): New.
9645 * targhooks.h (default_legitimate_address_p): New.
9646 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9648 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9649 * target.h (struct target): Add legitimate_address_p.
9650 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9651 (TARGET_INITIALIZER): Include it.
9653 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9654 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9655 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9656 (TARGET_LEGITIMATE_ADDRESS_P): New.
9658 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9659 (REG_OK_STRICT_P): Delete.
9660 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9661 (frv_legitimate_address_p_1): ... this.
9662 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9663 (frv_legitimate_address_p_1): ... the renamed old
9664 frv_legitimate_address_p.
9665 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9666 (TARGET_LEGITIMATE_ADDRESS_P): New.
9668 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9669 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9670 * config/s390/s390.c (legitimate_address_p): Rename to...
9671 (s390_legitimate_address_p): ... this, make static.
9672 (legitimize_address): Adjust call.
9673 (TARGET_LEGITIMATE_ADDRESS_P): New.
9674 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9676 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9677 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9678 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9683 * config/spu/spu.c (spu_legitimate_address): Rename to...
9684 (spu_legitimate_address_p): ... this, make static.
9685 (TARGET_LEGITIMATE_ADDRESS_P): New.
9687 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9688 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9689 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9690 (sparc_legitimate_address_p): ... this, make static and return bool.
9691 (legitimize_address): Adjust call.
9692 (TARGET_LEGITIMATE_ADDRESS_P): New.
9694 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9695 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9696 * config/i386/i386.c (legitimate_address_p): Rename to...
9697 (ix86_legitimate_address_p): ... this, make static.
9698 (constant_address_p): Move after it, adjust call.
9699 (TARGET_LEGITIMATE_ADDRESS_P): New.
9701 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9702 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9703 * config/avr/avr.c (legitimate_address_p): Rename to...
9704 (avr_legitimate_address_p): ... this, make static.
9705 (legitimize_address): Adjust call.
9706 (TARGET_LEGITIMATE_ADDRESS_P): New.
9708 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9709 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9710 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9711 (TARGET_LEGITIMATE_ADDRESS_P): New.
9713 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9714 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9715 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9716 (TARGET_LEGITIMATE_ADDRESS_P): New.
9718 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9719 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9721 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9723 (TARGET_LEGITIMATE_ADDRESS_P): New.
9725 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9726 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9728 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9730 (m68hc11_legitimate_address_p): ... this, make static.
9731 (go_if_legitimate_address_internal): Rename to...
9732 (m68hc11_legitimate_address_p_1): ... this.
9733 (legitimize_address): Adjust call.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9737 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9738 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9739 (TARGET_LEGITIMATE_ADDRESS_P): New.
9741 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9742 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9743 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9744 (mn10300_legitimate_address_p): ... this, make static.
9745 (TARGET_LEGITIMATE_ADDRESS_P): New.
9747 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9748 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9749 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9750 (TARGET_LEGITIMATE_ADDRESS_P): New.
9752 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9753 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9754 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9755 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9756 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9757 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9758 (rs6000_legitimate_address_p): ... this, make static.
9759 (TARGET_LEGITIMATE_ADDRESS_P): New.
9760 (REG_MODE_OK_FOR_BASE_P): Delete.
9761 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9763 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9764 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9766 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9767 static, adjust types.
9768 (TARGET_LEGITIMATE_ADDRESS_P): New.
9770 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9771 * config/score/score.c (score_address_p): Rename to...
9772 (score_legitimate_address_p): ... this.
9773 (TARGET_LEGITIMATE_ADDRESS_P): New.
9774 * config/score/score3.c (score3_address_p): Rename to...
9775 (score3_legitimate_address_p): ... this.
9776 * config/score/score7.c (score7_address_p): Rename to...
9777 (score7_legitimate_address_p): ... this.
9779 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9780 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9781 GO_IF_LEGITIMATE_ADDRESS): Delete.
9782 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9783 thumb2_legitimate_address_p): Delete.
9784 (arm_legitimate_address_p): Rename to...
9785 (arm_legitimate_address_outer_p): ... this.
9786 * config/arm/constraints.md ("Uq"): Adjust call.
9787 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9788 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9790 (arm_legitimate_address_outer_p): ... this.
9791 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9793 (TARGET_LEGITIMATE_ADDRESS_P): New.
9795 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9796 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9797 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9798 (TARGET_LEGITIMATE_ADDRESS_P): New.
9800 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9801 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9802 * config/vax/vax.c (legitimate_address_p): Rename to...
9803 (vax_legitimate_address_p): ... this, make static.
9804 (TARGET_LEGITIMATE_ADDRESS_P): New.
9806 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9807 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9808 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9809 (TARGET_LEGITIMATE_ADDRESS_P): New.
9811 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9812 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9813 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9814 (mmix_legitimate_address_p): ... this, make static.
9815 (TARGET_LEGITIMATE_ADDRESS_P): New.
9817 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9818 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9819 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9820 (TARGET_LEGITIMATE_ADDRESS_P): New.
9822 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9824 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9825 of MODE_COMPLEX_INT.
9827 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9829 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9830 LCT_NORMAL in function call.
9831 * mips-tdump.c (print_file_desc): Add cast to enum type.
9832 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9833 (mark_stabs): Add casts to enum types.
9834 (parse_stabs_common): Add casts to enum types.
9836 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9838 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9839 Check for invalid values of LETTER.
9841 2009-05-13 Taras Glek <tglek@mozilla.com>
9843 * attribs.c (register_attribute): moved out attribute registration
9844 into register_attribute.
9845 * doc/plugins.texi: Documented register_attribute and
9847 * gcc-plugin.h: Added forward decl for register_attribute.
9848 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9849 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9850 PLUGIN_ATTRIBUTES boilerplate.
9852 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9854 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9855 values even in sentinel and empty entries.
9856 (ms_printf_flag_specs): Likewise.
9857 (ms_scanf_flag_specs): Likewise.
9858 (ms_strftime_flag_specs): Likewise.
9859 (ms_print_char_table): Likewise.
9860 (ms_scan_char_table): Likewise.
9861 (ms_time_char_table): Likewise.
9863 2009-05-13 Doug Kwan <dougkwan@google.com>
9865 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9867 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9869 * config/mips/mips.md (store): Add attributes for QI and HI.
9871 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9872 (truncdi<mode>2): ... this new pattern.
9874 2009-05-13 Brad Hards <bradh@kde.org>
9876 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9878 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9879 Ben Elliston <bje@au.ibm.com>
9882 * dse.c (check_mem_read_rtx): Guard against width == -1.
9884 2009-05-13 Michael Matz <matz@suse.de>
9887 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9888 (trivially_conflicts_p): New function.
9889 (insert_backedge_copies): Use it.
9891 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9893 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9894 (handle_stdc_pragma): Use new enum constant names.
9895 (handle_pragma_float_const_decimal64): Ditto.
9897 2009-05-13 Ian Lance Taylor <iant@google.com>
9899 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9902 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9904 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9905 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9907 * config/m68k/m68k.h (FL_UCLINUX): Define.
9909 2009-05-13 Jan Hubicka <jh@suse.cz>
9911 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9913 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9915 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9916 unless -fschedule-insns is specified.
9918 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9921 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9922 TARGET_EXPAND_CBRANCHDI4.
9923 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9924 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9925 (cmpeqdi): Fix comment.
9927 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9929 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9930 (sh_legitimate_address_p): Likewise.
9931 * config/sh/sh.c (sh_legitimate_index_p): New.
9932 (sh_legitimate_address_p): Likewise.
9933 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9934 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9935 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9936 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9937 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9938 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9939 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9940 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9941 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9943 2009-05-12 Jan Hubicka <jh@suse.cz>
9945 * tree-inline.c (estimate_operator_cost): Add operands;
9946 when division happens by constant, it is cheap.
9947 (estimate_num_insns): Loads and stores are not having cost of 0;
9948 EH magic stuff is cheap; when computing runtime cost of switch,
9949 use log2 base of amount of its cases; builtin_expect has cost of 0;
9950 compute cost for moving return value of call.
9951 (init_inline_once): Initialize time_based flags.
9952 * tree-inline.h (eni_weights_d): Add time_based flag.
9954 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9956 * df-core.c: Update head documentation.
9958 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9961 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9962 shadowing exisiting variable op1.
9964 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/driver-i386.c (processor_signatures): New enum.
9968 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9969 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9970 processor signature to detect geode processor.
9972 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9976 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9978 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9979 causes spurious differences between trunk and cond-optab branch.
9981 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9983 * dojump.c (compare_from_rtx): Delete.
9984 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9985 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9986 if the comparison does not satisfy the predicate; test predicates for
9987 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9988 further if one existing pattern fails.
9989 * expr.h (compare_from_rtx): Delete.
9990 (prepare_operand): Declare it.
9991 * optabs.c: Change "lib call" to "libcall" throughout.
9992 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9993 HAVE_conditional_trap, emit_cmp_insn): Delete.
9994 (can_compare_p): Delete cmp_optab case.
9995 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9996 Accept other parameters by value.
9997 (prepare_operand): Make non-static.
9998 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9999 other parameters by value. Try to widen operands here based on
10000 an optab_methods argument and looking at cbranch_optab.
10001 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10002 loop. Use cbranch_optab directly.
10003 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10004 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10006 (emit_conditional_move, emit_conditional_add): Inline what's needed
10007 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10008 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10009 with COMPARE. Move cmov_optab and cstore_optab above
10010 with cbranch_optab, move cmp_optab down with ucmp_optab,
10011 remove tst_otpab. Do not initialize trap_rtx.
10012 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10013 for trap code. Do not check HAVE_conditional_trap. Use
10014 prepare_cmp_insn. Accept no predicate for operand 3.
10015 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10016 (OTI_ctrap, ctrap_optab): New.
10017 (tst_optab): Delete.
10018 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10019 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10020 with lookup of ctrap_optab.
10021 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10023 (ctrap_optab): New.
10025 * combine.c (combine_simplify_rtx, simplify_set): Do not
10026 special case comparing against zero for cc0 machines.
10027 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10028 COMPARE on cc0 machines.
10029 (simplify_relational_operation): Return a new expression when
10030 a COMPARE could be removed.
10031 * final.c (final_scan_insn): Compare cc_status values
10032 against LHS of a (compare FOO (const_int 0)) cc0 source.
10033 Also check if cc_status.value is the full compare.
10035 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10036 (cstoreMM4): Document.
10037 (conditional_trap): Document ctrapMM4 instead.
10038 (sync_compare_and_swapMM): Refer to cbranchcc4.
10039 (Dependent Patterns): Eliminate obsolete information referring to
10040 the old jump optimization phase.
10041 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10042 of compares with 0 on cc0 machines.
10043 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10044 avoiding references to cc0. Remove text about storing operands
10046 * doc/tm.texi (Condition Codes): Include blurb on different
10047 condition code representations, separate into subsections for
10048 CC0, MODE_CC and conditional execution.
10050 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10051 alpha_emit_setcc): Accept operands and a machine mode.
10052 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10053 Get code/op0/op1 from operands, use machine mode argument
10054 instead of alpha_compare.fp_p. Emit the branch here.
10055 (alpha_emit_setcc): Likewise, and return boolean.
10056 (alpha_emit_conditional_move): Likewise. Assert that
10057 cmp_op_mode == cmp_mode, and simplify accordingly.
10058 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10059 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10060 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10062 (stack probe test): Use cbranchdi4.
10063 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10065 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10066 * config/arc/arc.h (movsicc, movsfcc): Use it.
10067 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10068 (cbranchsi4, cstoresi4): New.
10069 (cmpsi, bCC and sCC expanders): Remove.
10071 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10072 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10073 * config/arm/predicates.md (arm_comparison_operator): Only include
10074 floating-point operators if there is a hardware floating-point unit.
10075 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10076 deferring to cbranch_cc and cstore_cc respectively.
10077 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10078 cbranch_cc, cstore_cc): New.
10079 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10081 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10083 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10084 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10086 (adjust_insn_length): Adjust calls.
10087 (avr_reorg): Handle (compare (foo) (const_int 0)).
10088 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10089 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10090 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10091 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10093 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10094 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10096 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10097 (cbranchsi4, cstorebi4, cstoresi4): New.
10098 (movbisi): This insn is duplicate, split it to zero_extend.
10099 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10100 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10101 (bfin_optimize_loop): Use cbranch expander.
10102 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10103 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10104 (bfin_bimode_comparison_operator): ... this.
10105 (bfin_direct_comparison_operator): New.
10107 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10108 inside (compare FOO (const_int 0)).
10109 (cris_rtx_costs): Handle ZERO_EXTRACT.
10110 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10111 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10112 (*tstdi_v32): Delete.
10113 (*cmpdi_non_v32): Add M alternative for operand 1.
10114 (cmpsi, cmp<mode>): Make private.
10115 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10117 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10119 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10120 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10121 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10122 (cc_reg_operand): New.
10123 (any_cond): Delete.
10124 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10125 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10126 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10127 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10128 crx_expand_scond): Delete.
10130 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10132 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10133 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10135 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10136 cstoresi4, cstoresf4, cstoredf4): New.
10137 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10138 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10139 Receive the entire operands array.
10140 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10141 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10142 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10143 Get test/op0/op1 from the operands array.
10144 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10146 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10147 (h8300_expand_store): New.
10148 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10150 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10151 (h8300_expand_store): New.
10152 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10153 or do not try to produce (set (cc0) REG).
10154 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10155 change a compare into a move to a scratch register. Disable some
10156 peepholes when comparing with zero.
10157 (tstsi, tsthi, tstsi, cmpqi): Make private.
10159 (bCC, sCC): Delete.
10160 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10163 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10164 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10165 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10166 (ix86_emit_i387_log1p): Use cbranchxf2.
10167 (ix86_expand_setcc): Return void.
10168 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10169 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10170 cmp<MODEF>, cmpcc): Remove.
10171 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10172 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10173 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10174 (sCC and bCC expanders): Remove.
10175 (stack_protect_test): Use cbranchcc4.
10177 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10179 (ia64_expand_compare): Accept three rtx by reference and return void.
10180 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10181 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10182 from *expr. Update *expr with the BImode comparison to do.
10183 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10184 cmptf, bCC, sCC, conditional_trap): Delete.
10185 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10186 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10187 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10188 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10189 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10191 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10192 type of last argument.
10193 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10194 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10195 use machine mode argument instead of branch_type. Remove dead
10196 code for floating-point comparisons.
10197 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10198 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10200 (cbranchsi4, cstoresi4): New.
10201 * config/iq2000/predicates.md (reg_or_const_operand): New.
10203 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10204 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10205 (b<code>_op): Rewrite to...
10206 (bcc_op): ... this, using match_operator.
10207 (s<code>_op): Rewrite to...
10208 (scc_op): ... this, using match_operator.
10209 (s<code>_24_op): Rewrite to...
10210 (scc_op_24): ... this, using match_operator.
10211 (s<code>_<mode>): Rewrite to...
10212 (cstore<mode>4): ... this, using match_operator.
10213 (s<code>_<mode>_24): Rewrite to...
10214 (cstore<mode>4_24): ... this, using match_operator.
10215 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10216 m32c_unpend_compare, m32c_expand_scc): Delete.
10217 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10218 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10219 (m32c_expand_movcc): Change NE to EQ if necessary.
10220 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10222 * config/m32r/m32r-protos.h (gen_cond_store): New.
10223 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10224 (gen_cond_store): New, from sCC patterns.
10225 (m32r_expand_block_move): Use cbranchsi4.
10226 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10227 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10228 (cbranchsi4, cstoresi4): New.
10230 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10232 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10233 (m68hc11_notice_update_cc): Look into a compare with 0.
10234 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10236 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10237 cmphi, cmpqi, bCC): Delete.
10238 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10239 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10240 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10243 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10244 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10245 * config/m68k/constraints.md (H): New.
10246 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10247 the define_insn below.
10248 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10249 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10250 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10251 patterns): Wrap RHS with COMPARE.
10252 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10253 (*cmpdi_internal): Name this pattern.
10254 (cmpdi): Change to define_insn.
10255 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10256 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10257 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10259 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10260 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10261 (conditional_trap): Change to...
10262 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10263 (*conditional_trap): Use the ordered_comparison_operator and
10264 const1_operand predicates.
10265 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10266 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10267 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10268 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10270 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10271 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10272 (mcore_gen_compare): New.
10273 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10274 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10275 (mcore_gen_compare): ... this.
10276 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10277 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10278 (stack probe pattern): Use cbranchsi4.
10280 * config/mips/predicates.md (mips_cstore_operator): New.
10281 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10282 * config/mips/mips.md (any_cond): Delete.
10283 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10285 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10286 fixuns_truncsfdi2): Use cbranch patterns.
10287 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10288 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10289 Adjust call to mips_expand_conditional_branch.
10290 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10292 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10293 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10294 * config/mips/mips.c (cmp_operands): Delete.
10295 (mips_emit_compare): Get comparison operands from *op0/*op1.
10296 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10297 that it succeeds. Use op0/op1 instead of cmp_operands.
10298 (mips_expand_conditional_branch, mips_expand_conditional_move,
10299 mips_expand_conditional_trap): Likewise.
10300 (mips_block_move_loop): Use cbranch patterns.
10301 * config/mips/mips.h (cmp_operands): Delete.
10303 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10304 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10305 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10306 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10307 (*cmpcc_folded): Rename to...
10308 (*cmpdi_folded): this.
10309 (*cmpcc): Rename to...
10311 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10314 (cbranchdf4): New. Handle invalid comparisons here.
10315 * config/mmix/predicates.md (float_comparison_operator): New.
10317 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10318 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10319 * config/mn10300/mn10300.md (tst): Delete.
10320 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10321 Name these patterns and wrap RHS in a compare.
10322 (*cmpsi): Make this pattern private. Include tst.
10323 (*cmpsf): Make this pattern private.
10324 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10325 (compare with zero peepholes): Likewise.
10327 (cbranchsi4, cbranchsf4): New.
10328 (casesi): Use cbranchsi4.
10330 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10331 hppa_branch_type): Delete.
10332 (return_addr_rtx): Use cbranchsi4.
10333 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10334 Emit CCFPmode comparison here.
10335 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10336 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10337 hppa_branch_type): Delete.
10338 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10339 (movsicc, movdicc): Remove references to hppa_compare_op0,
10340 hppa_compare_op1 and compare_from_rtx.
10341 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10342 (casesi): Use cbranchsi4.
10344 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10345 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10346 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10347 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10348 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10350 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10351 (*branch, *branch_inverted): New.
10353 * config/picochip/picochip.md (cbranchhi4): Use
10354 ordered_comparison_operator.
10355 (cmphi, bCC): Remove.
10357 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10358 (trap_comparison_operator): Delete.
10359 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10360 rs6000_emit_cbranch): Accept mode and operands.
10361 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10362 rs6000_compare_fp_p): Delete.
10363 (rs6000_generate_compare): Accept mode and comparison. Extract code
10364 and op0/op1 from there. Replace references to rs6000_compare_op0
10365 and rs6000_compare_op1.
10366 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10367 extract result from passed operands.
10368 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10369 extract loc from passed operands.
10370 (rs6000_emit_cmove): Likewise.
10371 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10372 rs6000_compare_fp_p): Delete.
10373 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10374 (cbranch<GPR>4, cbranch<FP>4): New.
10375 (cstore<mode>4): New. Consolidate here all choices about when to use
10376 portable or specialized sCC sequences.
10377 (stack_protect_test): Use cbranchsi4.
10378 (conditional_trap): Replace with ctrap<GPR>4.
10379 (conditional trap insn): Replace trap_comparison_operator with
10380 ordered_comparison_operator.
10382 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10383 (s390_emit_prologue): Use ctrap.
10384 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10385 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10386 New predicates replacing...
10387 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10388 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10389 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10390 (add<mode>cc): Do not use s390_compare_op0/op1.
10391 (s<code>): Change to...
10392 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10393 (seq): Change to...
10394 (cstorecc4): ... this. Handle EQ or NE equally.
10395 (*sne): Un-privatize for use in cstorecc4.
10396 (b<code>): Change to...
10397 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10398 (conditional_trap): Replace with...
10399 (ctrap<GPR>4, ctrap<FP>4): ... these.
10400 (stack_protect): Use cbranchcc4.
10402 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10403 * config/score/score-protos.h (score_gen_cmp): Delete.
10404 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10405 (score_block_move-loop): Use cbranchsi4.
10406 * config/score/score.md (cbranchsi4): New.
10407 (cmpsi, bCC): Delete.
10408 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10409 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10410 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10411 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10412 * config/score/score3.h (score3_gen_cmp): Delete.
10413 * config/score/score7.h (score7_gen_cmp): Delete.
10415 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10416 (sh_emit_scc_to_t): ... this. Return void.
10417 (from_compare): Rename to...
10418 (sh_emit_compare_and_branch): ... this.
10419 (sh_emit_compare_and_set): New.
10420 (sh_expand_t_scc): Accept operands.
10421 * config/sh/predicates.md (sh_float_comparison_operator): New.
10422 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10423 (prepare_scc_operands): Rename to...
10424 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10426 (sh_emit_cheap_store_flag): New.
10427 (sh_emit_set_t_insn): New.
10428 (from_compare): Rename to...
10429 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10430 handling of TARGET_SH2E floating point to avoid recursive call.
10431 Generate branch here.
10432 (sh_emit_compare_and_set): New.
10433 (sh_expand_t_scc): Get op0/op1 from arguments.
10434 (sh_emit_cheap_store_flag): New.
10435 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10437 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10438 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10439 (movsicc, movdicc): Do nothing when it recreated operands from
10440 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10441 prepare_scc_operands (now sh_emit_scc_to_t).
10442 (udivdi3): Use cstoresi4.
10443 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10444 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10445 (cbranchint4_media, cbranchfp4_media): New.
10446 (casesi): Use cbranchdi4.
10447 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10449 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10450 (movnegt): Remove second operand.
10451 (cbranchsf4, cbranchdf4): New.
10452 (stack_protect): Use cbranchdi4/cbranchsi4.
10454 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10455 (gen_compare_reg): Accept comparison, extract part of it to...
10456 (gen_compare_reg_1): ... this.
10457 (gen_compare_operator): Delete.
10458 (gen_v9_scc): Accept separate destination, comparison code and arms.
10459 Do not use sparc_compare_op0/sparc_compare_op1.
10460 (emit_scc_insn, emit_conditional_branch_insn): New.
10461 (emit_v9_brxx): Make static. Remove useless assertion.
10462 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10464 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10465 * config/sparc/sparc-protos.h (gen_compare_reg,
10466 sparc_emit_float_lib_cmp): Adjust prototype.
10467 (emit_scc_insn, emit_conditional_branch_insn): New.
10468 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10469 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10470 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10471 iterators to the top.
10472 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10473 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10474 snedi_special_trunc): Delete.
10475 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10476 and snedi_special_trunc.
10477 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10478 cbranchdi4, cbranch<F:mode>4): New.
10479 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10480 here. Use gen_compare_reg instead of gen_compare_operator.
10481 (conditional_trap): Replace with...
10482 (ctrapsi4, ctrapdi4): ... this.
10483 (stack_protect_test): Use cbranchcc4.
10485 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10487 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10488 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10489 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10490 from operands[0] or operands[3] depending on is_set.
10491 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10492 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10493 cmpdf, bCC), sCC: Remove.
10494 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10495 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10497 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10498 spu_emit_branch_or_set.
10500 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10502 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10503 xstormy16_compare_op1): Delete.
10504 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10505 xstormy16_compare_op1): Delete.
10506 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10508 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10509 (cmphi, cmpsi, bCC): Remove.
10511 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10512 (*cmpsi): ... this one.
10513 (cbranchsi4, cstoresi4): New.
10514 (bCC expanders): Delete.
10515 (sCC insns): Fold into...
10516 (*setcc): ... this one.
10517 (casesi): Do not use gen_cmpsi and gen_bgtu.
10518 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10519 (movsicc): Simplify.
10520 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10522 * config/vax/vax-protos.h (cond_name): New.
10523 (vax_output_conditional_branch): Remove.
10524 * config/vax/vax.c (cond_name): New.
10525 (vax_output_conditional_branch): Remove.
10526 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10527 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10528 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10529 (bit<VAXint>): Wrap source with (compare).
10530 (b<code> and following unnamed pattern): Rename to *branch and
10531 *branch_reversed. Change macroization to match_operator.
10532 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10534 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10535 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10536 Change last argument to machine_mode.
10537 (xtensa_expand_scc): Add machine_mode argument.
10538 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10539 (gen_conditional_move, xtensa_expand_conditional_branch,
10540 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10541 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10542 Adjust operand numbers.
10543 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10545 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10546 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10547 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10549 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10551 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10552 causes spurious differences between trunk and cond-optab branch.
10554 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10557 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10559 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10561 * tree.c (iterative_hash_pointer): Delete.
10562 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10563 Hash UIDs and versions of SSA names. Don't special-case built-in
10564 function declarations.
10566 2009-05-11 Ian Lance Taylor <iant@google.com>
10569 * graphite.c: Force -Wc++-compat to only be a warning before
10570 #including "cloog/cloog.h".
10572 2009-05-11 Martin Jambor <mjambor@suse.cz>
10574 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10576 2009-05-11 Jan Hubicka <jh@suse.cz>
10578 * tree-ssa-loop-ivcanon.c: Include target.h
10579 (struct loop_size): new structure.
10580 (constant_after_peeling): New predicate.
10581 (tree_estimate_loop_size): New function.
10582 (estimated_unrolled_size): Rewrite for new estimates.
10583 (try_unroll_loop_completely): Use new estimates.
10584 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10586 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10588 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10589 libcpp interface change.
10590 (spu_macro_to_expand): Likewise.
10592 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10594 PR tree-optimization/40026
10595 * gimplify.c (gimplify_init_constructor): Change initial conditional
10596 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10597 optimize_compound_literals_in_ctor.
10599 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10601 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10603 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10605 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10607 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10608 HOST_WIDE_INT for gap.
10610 2009-05-11 Ira Rosen <irar@il.ibm.com>
10612 PR tree-optimization/40074
10613 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10614 account in group size and step comparison.
10616 2009-05-11 Richard Guenther <rguenther@suse.de>
10618 * passes.c (init_optimization_passes): Strip now incorrect comment.
10619 (execute_function_todo): Do not set PROP_alias.
10620 * tree-pass.h (PROP_alias): Remove.
10621 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10622 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10623 * tree-nrv.c (pass_return_slot): Likewise.
10624 * tree-object-size.c (pass_object_sizes): Likewise.
10625 * tree-ssa-dom.c (pass_dominator): Likewise.
10626 (pass_phi_only_cprop): Likewise.
10627 * tree-ssa-dse.c (pass_dse): Likewise.
10628 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10629 (pass_cselim): Likewise.
10630 * tree-ssa-pre.c (pass_pre): Likewise.
10631 (pass_fre): Likewise.
10632 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10633 * tree-ssa-sink.c (pass_sink_code): Likewise.
10634 * tree-stdarg.c (pass_stdarg): Likewise.
10635 * tree-tailcall.c (pass_tail_calls): Likewise.
10636 * tree-vrp.c (pass_vrp): Likewise.
10638 2009-05-10 Ian Lance Taylor <iant@google.com>
10640 * basic-block.h (enum profile_status): Break out of struct
10641 control_flow_graph.
10642 * cgraph.h (struct inline_summary): Break out of struct
10644 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10645 of struct cgraph_order_sort.
10646 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10647 * cse.c (struct branch_path): Break out of struct
10648 cse_basic_block_data.
10649 * except.h (enum eh_region_type): Break out of struct eh_region.
10650 * gcc.c (enum add_del): Break out of struct modify_target.
10651 * genrecog.c (enum decision_type): Break out of struct decision_test.
10652 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10654 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10655 * regmove.c (enum match_use): New enum, broken out of struct match.
10656 * sched-int.h (enum post_call_group): New enum, broken out of
10658 (struct deps_reg): Break out of struct deps.
10659 * target.h (struct asm_int_op): Break out of struct gcc_target.
10660 * tree-eh.c (struct goto_queue_node): Break out of struct
10662 * tree-inline.h (enum copy_body_cge_which): Break out of
10664 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10666 * c-decl.c (in_struct, struct_types): New static variables.
10667 (pushtag): Add loc parameter. Change all callers.
10668 (lookup_tag): Add ploc parameter. Change all callers.
10669 (check_compound_literal_type): New function.
10670 (parser_xref_tag): Add loc parameter. Change all callers. If
10671 -Wc++-compat, warn about struct/union/enum types defined within a
10673 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10674 and loc parameters. Change all callers. Change error calls to
10675 error_at, using loc. For a redefinition, if the location of the
10676 original definition is known, report it. Set in_struct and
10677 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10678 (finish_struct): Add new parameters enclosing_in_struct and
10679 enclosing_struct_types. Change all callers. Set
10680 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10681 in the struct. If in a struct, add this struct to struct_types.
10682 (start_enum): Add loc parameter. Change all callers. Use
10683 error_at for errors, using loc. For a redefinition, if the
10684 location of the original definition is known, report it. If in a
10685 struct, add this enum type to struct_types. If -Wc++-compat warn
10686 if in sizeof, typeof, or alignof.
10687 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10688 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10689 (c_parser_enum_specifier): Get enum location for start_enum.
10690 (c_parser_struct_or_union_specifier): Get struct location for
10691 start_struct. Save in_struct and struct_types status between
10692 start_struct and finish_struct.
10693 (c_parser_cast_expression): Get location of cast.
10694 (c_parser_alignof_expression): Get location of type.
10695 (c_parser_postfix_expression): Likewise.
10696 (c_parser_postfix_expression_after_paren_type): Add type_loc
10697 parameter. Change all callers. Call check_compound_literal_type.
10698 Use type_loc for error about variable size type.
10699 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10700 of an enum constant from an enum type defined in a struct or union.
10701 (c_cast_expr): Add loc parameter. Change all callers. If
10702 -Wc++-compat, warn about defining a type in a cast.
10703 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10704 (start_enum, start_struct, finish_struct): Update declarations.
10705 (parser_xref_tag, c_cast_expr): Update declarations.
10706 (check_compound_literal_type): Declare.
10708 2009-05-11 Ben Elliston <bje@au.ibm.com>
10710 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10711 for recent libcpp interface change.
10712 (rs6000_macro_to_expand): Likewise.
10714 2009-05-10 Michael Matz <matz@suse.de>
10717 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10718 not at entry of function.
10720 2009-05-10 Richard Guenther <rguenther@suse.de>
10722 PR tree-optimization/40081
10724 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10725 using the main variant of the element type. Do not fiddle with
10726 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10728 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10729 structs with volatile fields.
10731 2009-05-10 Jan Hubicka <jh@suse.cz>
10733 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10734 (estimate_move_cost): Assert that it does not get called for
10736 (estimate_num_insns): Skip VOID types in argument handling.
10737 (optimize_inline_calls): Delete unreachable blocks and verify that
10738 callgraph is valid.
10740 2009-05-10 Jan Hubicka <jh@suse.cz>
10742 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10743 * cgraph.c (cgraph_mark_address_taken_node): New function.
10744 (dump_cgraph_node): Dump new flag.
10745 * cgraph.h (struct cgraph_node): Add address_taken.
10746 (cgraph_mark_address_taken_node): New function.
10747 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10748 since new direct calls can be born.
10750 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10752 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10753 tok->val.node.node.
10755 2009-05-10 Jan Hubicka <jh@suse.cz>
10757 PR middle-end/40084
10758 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10760 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10761 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10762 * tree-inline.c (copy_bb): Set frequency correctly.
10763 (fold_marked_statements): Update call to
10764 cgraph_update_edges_for_call_stmt.
10766 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10768 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10769 identifiers in diagnostics.
10770 * config/arm/arm.c (arm_handle_fndecl_attribute,
10771 arm_handle_isr_attribute): Likewise.
10772 * config/avr/avr.c (avr_handle_progmem_attribute,
10773 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10774 * config/bfin/bfin.c (handle_int_attribute,
10775 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10776 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10777 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10779 * config/darwin.c (darwin_handle_kext_attribute,
10780 darwin_handle_weak_import_attribute): Likewise.
10781 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10782 h8300_handle_eightbit_data_attribute,
10783 h8300_handle_tiny_data_attribute): Likewise.
10784 * config/i386/i386.c (ix86_handle_cconv_attribute,
10785 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10786 * config/i386/winnt.c (ix86_handle_shared_attribute,
10787 ix86_handle_selectany_attribute): Likewise.
10788 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10789 * config/m32c/m32c.c (function_vector_handler): Likewise.
10790 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10791 m68hc11_handle_fntype_attribute): Likewise.
10792 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10793 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10794 * config/mips/mips.c (mips_insert_attributes,
10795 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10796 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10797 rs6000_handle_struct_attribute): Likewise.
10798 * config/sh/sh.c (sh_insert_attributes,
10799 sh_handle_resbank_handler_attribute,
10800 sh_handle_interrupt_handler_attribute,
10801 sh2a_handle_function_vector_handler_attribute,
10802 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10804 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10805 * config/spu/spu.c (spu_handle_fndecl_attribute,
10806 spu_handle_vector_attribute): Likewise.
10807 * config/stormy16/stormy16.c
10808 (xstormy16_handle_interrupt_attribute): Likewise.
10809 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10810 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10812 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10814 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10815 (pp_translate_identifiers): New.
10816 (pp_identifier): Only conditionally translate identifier to locale
10818 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10819 (pp_base_tree_identifier): Only conditionally translate identifier
10820 to locale character set.
10821 * c-pretty-print.c (M_): Define.
10822 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10823 fragments for conditional translation with M_.
10824 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10825 identifier translation.
10827 2009-05-10 Richard Guenther <rguenther@suse.de>
10829 PR tree-optimization/40081
10830 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10831 using the main variant of the element type. Do not fiddle with
10832 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10834 2009-05-09 Jan Hubicka <jh@suse.cz>
10836 PR middle-end/40080
10837 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10838 indirect calls; verify cgraph afterwards.
10840 2009-05-09 Jan Hubicka <jh@suse.cz>
10843 * ipa.c (update_inlined_to_pointer): New function.
10844 (cgraph_remove_unreachable_nodes): Use it.
10846 2009-05-09 Jan Hubicka <jh@suse.cz>
10848 * tree-eh.c (struct leh_state): Remove prev_try.
10849 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10850 not track prev_try.
10851 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10852 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10853 remove_eh_handler_and_replace, foreach_reachable_handler,
10854 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10855 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10856 (gen_eh_region_cleanup): Update prototype.
10858 2009-05-09 Jan Hubicka <jh@suse.cz>
10860 PR middle-end/40043
10861 * except.c (copy_eh_region): Always set prev_try.
10862 (redirect_eh_edge_to_label): Find outer try.
10863 (foreach_reachable_handler): When looking for prev try
10864 handle case where previous try is not going to be taken.
10866 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10868 PR tree-optimization/40049
10869 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10870 only vector/vector shifts, convert the type of the constant to the
10871 appropriate type to avoid building incorrect trees, which
10872 eventually have problems with garbage collection.
10874 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10876 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10877 -1 for complex floating-point types if honoring signed zeros.
10879 2009-05-08 Jan Hubicka <jh@suse.cz>
10881 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10882 argument; handle correctly when profile is absent.
10883 (build_cgraph_edges): Update.
10884 (rebuild_cgraph_edges): Update.
10885 * cgraph.c: Do not include varray.h.
10886 (cgraph_set_call_stmt_including_clones): New function.
10887 (cgraph_create_edge_including_clones): Likewise
10888 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10889 (cgraph_update_edges_for_call_stmt): Handle clones.
10890 (cgraph_remove_node): Handle clone tree.
10891 (cgraph_remove_node_and_inline_clones): New function.
10892 (dump_cgraph_node): Dump clone tree.
10893 (cgraph_clone_node): Handle clone tree.
10894 (clone_function_name): Bring here from tree-inline.c.
10895 (cgraph_create_virtual_clone): New function.
10896 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10897 (cgraph_clone_info): New function.
10898 (strut cgraph_node): Add clone_info and new clone tree pointers.
10899 (cgraph_remove_node_and_inline_clones,
10900 cgraph_set_call_stmt_including_clones,
10901 cgraph_create_edge_including_clones,
10902 cgraph_create_virtual_clone): Declare.
10903 (cgraph_function_versioning): Use VEC argument.
10904 (compute_call_stmt_bb_frequency): Update prototype.
10905 (cgraph_materialize_all_clones): New function.
10906 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10907 (ipcp_create_replace_map): Update to VECtors.
10908 (ipcp_update_callgraph): Use virtual clones.
10909 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10910 (ipcp_update_profiling): Do not update local profiling.
10911 (ipcp_insert_stage): Use VECtors and virtual clones.
10912 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10913 (clone_of_p): New function.
10914 (cgraph_preserve_function_body_p): Use clone tree.
10915 (cgraph_optimize): Materialize clones.
10916 (cgraph_function_versioning): Update for VECtors.
10917 (save_inline_function_body): Use clone tree.
10918 (cgraph_materialize_clone): New function.
10919 (cgraph_materialize_all_clones): Likewise.
10920 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10921 * ipa.c: Include gimple.h.
10922 (cgraph_remove_unreachable_nodes): Use clone tree.
10923 * ipa-prop.c (ipa_note_param_call): Update call to
10924 compute_call_stmt_bb_frequencycall.
10925 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10926 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10927 (copy_bb): Handle updating of clone tree; add new edge when new call
10929 (expand_call_inline): Be strict about every call having edge.
10930 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10931 (delete_unreachable_blocks_update_callgraph): New function.
10932 (tree_function_versioning): Use VECtors; always remove unreachable
10933 blocks and fold conditionals.
10934 * tree-inline.h: Do not include varray.h.
10935 (tree_function_versioning): Remove.
10936 * Makefile.in (GTFILES): Remove tree-inline.c
10937 * passes.c (do_per_function): Do only functions having body.
10938 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10941 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10942 Andrew Morrow <acm@google.com>
10945 * c-common.c (c_common_attribute_table): Permit deprecated
10946 attribute to take an optional argument.
10947 (handle_deprecated_attribute): If the optional argument to
10948 __attribute__((deprecated)) is not a string ignore the attribute
10949 and emit a warning.
10951 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10952 * c-typeck.c (build_component_ref): Likewise.
10953 (build_external_ref): Likewise.
10955 * toplev.c (warn_deprecated_use): Add an attribute argument.
10956 Emit the message associated with __attribute__((deprecated)).
10958 * toplev.h (warn_deprecated_use): Updated.
10960 * doc/extend.texi: Document new optional parameter to
10961 __attribute__((deprecated))
10963 2009-05-08 Michael Eager <eager@eagercon.com>
10965 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10966 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10968 2009-05-08 Richard Guenther <rguenther@suse.de>
10970 PR tree-optimization/40062
10971 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10972 Avoid exponential behavior.
10974 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10976 PR rtl-optimization/33928
10978 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10979 process_uses, build_single_def_use_links): New.
10980 (update_df): Update use_def_ref.
10981 (forward_propagate_into): Use get_def_for_use instead of use-def
10983 (fwprop_init): Call build_single_def_use_links and let it initialize
10985 (fwprop_done): Free use_def_ref.
10986 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10987 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10988 df_rd_simulate_one_insn): New.
10989 (df_rd_bb_local_compute_process_def): Update head comment.
10990 (df_chain_create_bb): Use the new RD simulation functions.
10991 * df.h (df_rd_simulate_artificial_defs_at_top,
10992 df_rd_simulate_one_insn): New.
10993 * opts.c (decode_options): Enable fwprop at -O1.
10994 * doc/invoke.texi (-fforward-propagate): Document this.
10996 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10999 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11000 and one complex operand specially.
11001 * tree-complex.c (some_nonzerop): Do not identify a real value as
11002 zero if flag_signed_zeros.
11004 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11006 PR rtl-optimization/33928
11007 * loop-invariant.c (record_use): Fix && vs. || mishap.
11009 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11011 PR rtl-optimization/33928
11012 * loop-invariant.c (struct use): Add addr_use_p.
11013 (struct def): Add n_addr_uses.
11014 (struct invariant): Add cheap_address.
11015 (create_new_invariant): Set cheap_address.
11016 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11017 (record_uses): Pass df_ref to record_use.
11018 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11021 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11023 * config/sh/sh.c: Do not include c-pragma.h.
11025 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11027 * config/spu/spu.c: Remove include of c-common.h.
11029 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11032 * c-common.h (mark_valid_location_for_stdc_pragma,
11033 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11034 clear_float_const_decimal64, float_const_decimal64_p): New.
11035 * c.opt (Wunsuffixed-float-constants): New.
11036 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11037 unsuffixed float constant, handle new warning.
11038 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11039 * c-decl.c (c_scope): New flag float_const_decimal64.
11040 (set_float_const_decimal64, clear_float_const_decimal64,
11041 float_const_decimal64_p): New.
11042 (push_scope): Set new flag.
11043 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11044 to use STDC pragmas.
11045 (c_parser_external_declaration): Ditto.
11046 (c_parser_compound_statement_nostart): Ditto.
11047 * c-pragma.c (valid_location_for_stdc_pragma,
11048 mark_valid_location_for_stdc_pragma,
11049 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11050 handle_pragma_float_const_decimal64): New.
11051 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11052 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11053 set_float_const_decimal64, clear_float_const_decimal64,
11054 float_const_decimal64_p): New dummy functions.
11055 * doc/extend.texi (Decimal Float): Remove statement that the
11056 pragma, and suffix for double constants, are not supported.
11057 * doc/invoke.texi (Warning Options): List new option.
11058 (-Wunsuffixed-float-constants): New.
11060 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11062 * config/i386/i386.c: Do not include c-common.h.
11064 2009-05-07 Mark Heffernan <meheff@google.com>
11066 * doc/invoke.texi (Debugging Options): Document change of debugging
11068 * opts.c (decode_options): Make dump_base_name relative to
11069 aux_base_name directory.
11071 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11073 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11074 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11076 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11078 * Makefile.in (install-plugin): Simplify a bit.
11080 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11082 * Makefile.in (OBJS-common): Add regcprop.o.
11084 * timevar.def (TV_CPROP_REGISTERS): New.
11085 * regrename.c (regrename_optimize): Return 0.
11086 (rest_of_handle_regrename): Delete.
11087 (pass_rename_registers): Point to regrename_optimize.
11088 (struct value_data_entry, struct value_data,
11089 kill_value_one_regno, kill_value_regno, kill_value,
11090 set_value_regno, init_value_data, kill_clobbered_value,
11091 kill_set_value, kill_autoinc_value, copy_value,
11092 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11093 replace_oldest_value_reg, replace_oldest_value_addr,
11094 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11095 debug_value_data, validate_value_data): Move...
11096 * regcprop.c: ... here.
11097 (rest_of_handle_cprop): Delete.
11098 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11100 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11102 PR middle-end/40057
11103 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11104 GEN_INT for 1 << bitnum.
11105 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11106 build_int_cst_type.
11108 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11110 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11111 Remove wrong description of "nand" operation.
11113 2009-05-06 Richard Guenther <rguenther@suse.de>
11114 Adam Nemet <anemet@caviumnetworks.com>
11116 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11117 comment. Add that if LHS is not a gimple register, then RHS1 has
11118 to be a single object (GIMPLE_SINGLE_RHS).
11120 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11122 * expr.c (get_def_for_expr): Move it up in the file.
11123 (store_field): When expanding a bit-field store, look at the
11124 defining gimple stmt for the masking conversion.
11126 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11128 PR middle-end/39986
11129 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11130 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11131 32-bit memcpy into long.
11133 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11135 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11136 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11138 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11139 instead of appending DW_OP_deref*.
11141 2009-05-06 Michael Matz <matz@suse.de>
11143 PR middle-end/40021
11144 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11145 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11147 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11149 * Makefile.in (install-plugin): Fix srcdir handling.
11151 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11153 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11154 when processing for not_regs_needed bitmap.
11155 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11156 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11157 handling it for rhs.
11159 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/i386/i386.md (unnamed inc/dec peephole): Use
11162 optimize_insn_for_size_p instead of optimize_size.
11163 * config/i386/predicates.md (incdec_operand): Likewise.
11164 (aligned_operand): Likewise.
11165 * config/i386/sse.md (divv8sf3): Likewise.
11166 (sqrtv8sf2): Likewise.
11168 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11170 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11172 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11174 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11176 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11177 ssemodesuffixf2c with avxmodesuffixf2c.
11179 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11182 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11184 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11186 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11187 (struct tree_base): Adjust spacing for 8 bit boundaries.
11188 (struct tree_decl_common): Add decl_by_reference_flag bit.
11189 (DECL_BY_REFERENCE): Adjust.
11190 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11191 print DECL_BY_REFERENCE bit.
11192 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11193 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11194 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11195 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11198 PR middle-end/39666
11199 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11200 range of the type, but default label is missing, add it with one
11201 of the existing labels instead of adding a new label for it.
11203 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11207 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11209 * Makefile.in (enable_plugin, plugin_includedir): New.
11210 (install): Depend on install-plugin.
11211 (PLUGIN_HEADERS): New.
11212 (install-plugin): New.
11213 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11215 2009-05-05 Richard Guenther <rguenther@suse.de>
11217 PR tree-optimization/40022
11218 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11220 (phivn_valid_p): Fix tuplification error, simplify.
11221 (phiprop_insert_phi): Add dumps.
11222 (propagate_with_phi): Simplify.
11224 2009-05-05 Richard Guenther <rguenther@suse.de>
11226 PR middle-end/40023
11227 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11229 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11231 * tree.h (strip_float_extensions): Remove duplicate declaration.
11232 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11233 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11234 block_ultimate_origin): Rearrange the declarations line to match the
11235 comment that indicates the .c file which the functions are defined.
11236 (dwarf2out_*, set_decl_rtl): Add comment.
11237 (get_base_address): Adjust comment.
11238 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11239 declarations line and add comment.
11240 (is_builtin_name): Add blank after function name, for clarity.
11242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11244 * attribs.c (decl_attributes): Use %qE for identifiers in
11246 * cgraphunit.c (verify_cgraph_node): Translate function names to
11247 locale character set in diagnostics.
11248 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11250 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11251 Document that functions are named in UTF-8.
11252 * expr.c (expand_expr_real_1): Translate function names to locale
11253 character set in diagnostics.
11254 * gimplify.c (omp_notice_variable, omp_is_private,
11255 gimplify_scan_omp_clauses): Use %qE for identifiers in
11257 * langhooks.c (lhd_print_error_function): Translate function names
11258 to locale character set.
11259 * langhooks.h (decl_printable_name): Document that return value is
11260 in internal character set.
11261 * stmt.c: Include pretty-print.h
11262 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11264 (resolve_operand_name_1): Translate named operand name to locale
11266 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11268 * toplev.c (announce_function): Translate function names to locale
11270 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11271 (default_tree_printer): Use pp_identifier or translate identifiers
11272 to locale character set. Mark "<anonymous>" for translation.
11273 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11274 for identifiers in diagnostics.
11275 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11277 * varasm.c (output_constructor): Use %qE for identifiers in
11280 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11282 * configure.ac: use ` ` instead of $()
11283 * configure: Regenerate.
11285 2009-05-05 Ben Elliston <bje@au.ibm.com>
11287 * config/pa/linux-atomic.c: Eliminate conditional include of
11288 errno.h on non-LP64 systems to simplify build requirements.
11290 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11292 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11294 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11295 and pass value to identifier_to_locale.
11296 (warn_variable_length_array): Make name a tree.
11297 (grokdeclarator): Separate diagnostic texts for named and unnamed
11298 declarators. Use %qE for named declarators.
11299 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11301 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11302 identifiers in diagnostics.
11303 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11304 identifier_to_locale. Mark "anonymous" strings for translation.
11306 2009-05-04 Michael Eager <eager@eagercon.com>
11308 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11309 address for DImode/DFmode only if double-precision FP regs.
11311 2009-05-04 Michael Eager <eager@eagercon.com>
11313 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11314 TARGET_SINGLE_FLOAT check.
11316 2009-05-04 Michael Eager <eager@eagercon.com>
11318 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11320 2009-05-04 Michael Eager <eager@eagercon.com>
11322 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11323 * config/rs6000/t-xilinx: New
11325 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11327 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11328 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11329 * gcc/explow.c (memory_address): Use target hook.
11330 * gcc/targhooks.c (default_legitimize_address): New.
11331 * gcc/targhooks.h (default_legitimize_address): New.
11332 * gcc/target.h (legitimize_address): New.
11333 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11334 (TARGET_INITIALIZER): Include it.
11335 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11337 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11338 * config/bfin/bfin.c (legitimize_address): Remove.
11339 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11340 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11342 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11343 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11345 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11346 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11347 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11348 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11349 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11350 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11351 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11352 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11353 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11354 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11355 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11356 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11357 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11358 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11359 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11360 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11361 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11362 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11363 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11364 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11365 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11366 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11367 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11369 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11370 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11371 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11372 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11373 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11374 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11375 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11376 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11377 (thumb_legitimize_address): Delete.
11378 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11379 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11380 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11381 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11382 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11383 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11385 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11388 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11389 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11390 * config/m32r/m32r.c (m32r_legitimize_address): New.
11391 * config/m68k/m68k.c (m68k_legitimize_address): New.
11392 * config/score/score.c (score_legitimize_address): Standardize.
11393 * config/score/score3.c (score3_legitimize_address): Standardize.
11394 * config/score/score3.h (score3_legitimize_address): Adjust.
11395 * config/score/score7.c (score7_legitimize_address): Standardize.
11396 * config/score/score7.h (score7_legitimize_address): Adjust.
11397 * config/sh/sh.c (sh_legitimize_address): New.
11398 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11400 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11401 (s390_legitimize_address): ... this.
11402 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11403 (sparc_legitimize_address): ... this.
11404 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11405 (ix86_legitimize_address): ... this.
11406 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11407 (avr_legitimize_address): ... this.
11408 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11409 (mn10300_legitimize_address): ... this.
11410 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11411 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11412 (alpha_expand_mov): Adjust call.
11414 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11415 * config/spu/spu.c (spu_legitimize_address): Likewise.
11416 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11417 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11419 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11421 * intl.c (locale_encoding, locale_utf8): New.
11422 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11423 * intl.h (locale_encoding, locale_utf8): Declare.
11424 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11425 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11427 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11429 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11430 (pp_base_tree_identifier): Declare as function.
11431 (identifier_to_locale): Declare.
11432 * Makefile.in (pretty-print.o): Update dependencies.
11433 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11435 2009-05-04 Richard Guenther <rguenther@suse.de>
11437 PR middle-end/40015
11438 * builtins.c (fold_builtin_memory_op): Do not decay to element
11439 type if the size matches the whole array.
11441 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11443 * expmed.c (synth_mult): When trying out a shift, pass the result
11446 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11448 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11449 (shiftsub1_cost): New.
11450 (init_expmed): Compute shiftsub1_cost.
11451 (synth_mult): Optimize multiplications by constants of the form
11452 -(2^^m-1) for some constant positive integer m.
11454 2009-05-03 Richard Guenther <rguenther@suse.de>
11457 * c-typeck.c (array_to_pointer_conversion): Do not built
11458 ADDR_EXPRs of arrays of pointer-to-element type.
11459 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11460 up wrong ADDR_EXPRs after-the-fact.
11461 * c-common.c (strict_aliasing_warning): Strip pointer
11462 conversions for obtaining the original type.
11463 * builtins.c (fold_builtin_memset): Handle array types.
11464 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11467 2009-05-03 Richard Guenther <rguenther@suse.de>
11469 PR middle-end/23329
11470 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11471 Do not lose casts from array types with unknown extent to array
11472 types with known extent.
11473 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11474 alias set compatibility.
11476 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11478 * flags.h (extra_warnings): Delete.
11479 * toplev.c (process_options): Handle Wuninitialized here.
11480 * opts.c (extra_warnings): Delete.
11481 (set_Wextra): Delete.
11482 (common_handle_option): -Wextra can be handled automatically.
11483 * c-opts.c (c_common_handle_option): Delete obsolete code.
11484 (c_common_post_options): Simplify comment.
11485 * common.opt (W): Add Var.
11487 (Wuninitialized): Initialize to -1.
11489 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11490 Richard Guenther <rguenther@suse.de>
11492 * expr.c (get_def_for_expr): New function.
11493 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11494 SSA rather than trees.
11495 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11496 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11498 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11500 * c-common.c (reswords): Add _Imaginary.
11501 * c-common.c (enum rid): Add RID_IMAGINARY.
11503 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11505 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11506 Patch by Richard Guenther.
11508 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11510 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11511 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11512 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11513 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11514 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11515 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11516 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11517 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11518 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11519 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11520 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11521 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11522 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11523 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11524 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11525 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11526 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11527 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11529 2009-05-02 Richard Guenther <rguenther@suse.de>
11531 PR tree-optimization/39940
11532 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11535 2009-05-02 Richard Guenther <rguenther@suse.de>
11537 PR middle-end/40001
11538 * tree-ssa.c (execute_update_addresses_taken): Properly check
11539 if we can mark a variable DECL_GIMPLE_REG_P.
11540 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11541 back to the end of the function.
11542 (is_gimple_reg_type): Remove complex type special casing.
11543 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11546 2009-05-02 Ben Elliston <bje@au.ibm.com>
11548 * doc/collect2.texi (Collect2): Document search path behaviour
11549 when configured with --with-ld.
11551 2009-05-02 Jan Hubicka <jh@suse.cz>
11553 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11554 parameter; update callers.
11555 (coalesce_cost_edge): EH edges are costier because they needs
11556 splitting even if not critical and even more costier when there are
11557 multiple EH predecestors.
11559 2009-05-02 Jan Hubicka <jh@suse.cz>
11561 * except.c (remove_eh_handler_and_replace): Handle updating after
11562 removing TRY blocks.
11564 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11566 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11568 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11570 * varasm.c: Do not include c-pragma.h.
11571 * attribs.c: Do not incude c-common.h.
11573 2009-05-01 Michael Matz <matz@suse.de>
11575 * calls.c (initialize_argument_information): Handle SSA names like
11576 decls with a non MEM_P DECL_RTL.
11578 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11580 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11581 * ipa-utils.c: Likewise.
11582 * ipa-type-escape.c: Likewise.
11583 * cgraphunit.c Do not include c-common.h.
11584 * ipa-pure-const.c: Likewise.
11585 * tree-if-conv.c: Likewise.
11586 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11587 * ipa-struct-reorg.c: Likewise.
11588 * tree-nomudflap.c: Likewise.
11589 * tree-ssa-structalias.c: Likewise.
11591 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11593 * store-motion.c: Many cleanups to make this pass a first-class
11594 citizen instead of an appendix to gcse load motion. Add TODO list
11595 to make this pass faster/cleaner/better.
11597 (struct ls_expr): Post gcse.c-split cleanups.
11598 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11599 "stores" field to "avail_stores".
11600 (pre_ldst_mems): Rename to store_motion_mems.
11601 (pre_ldst_table): Rename to store_motion_mems_table.
11602 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11603 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11604 (ldst_entry): Rename to st_expr_entry, update users.
11605 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11606 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11607 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11609 (first_ls_expr): Rename to first_st_expr, update users.
11610 (next_ls_expr): Rename to next_st_expr, update users.
11611 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11612 fields properly for store motion instead of names inherited from load
11614 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11615 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11618 (ae_kill): Rename to st_kill, update users.
11619 (ae_gen): Rename to st_avloc, update users.
11620 (transp): Rename to st_transp, update users.
11621 (pre_insert_map): Rename to st_insert_map, update users.
11622 (pre_delete_map): Rename to st_delete_map, update users.
11623 (insert_store, build_store_vectors, free_store_memory,
11624 one_store_motion_pass): Update for abovementioned changes.
11626 (gcse_subst_count, gcse_create_count): Remove.
11627 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11628 and "n_stores_created", local variables.
11630 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11633 (regvec, compute_store_table_current_insn): Remove.
11634 (reg_set_info, reg_clear_last_set): Remove.
11635 (compute_store_table): Use DF caches instead of local dataflow
11638 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11640 * c-objc-common.c (c_tree_printer): Print identifiers with
11641 pp_identifier, not pp_string. Mark "({anonymous})" for
11643 * c-pretty-print.c (pp_c_ws_string): New.
11644 (pp_c_cv_qualifier, pp_c_type_specifier,
11645 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11646 pp_c_storage_class_specifier, pp_c_function_specifier,
11647 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11648 pp_c_primary_expression, pp_c_postfix_expression,
11649 pp_c_unary_expression, pp_c_shift_expression,
11650 pp_c_relational_expression, pp_c_equality_expression,
11651 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11652 use pp_string and pp_c_ws_string in place of pp_identifier and
11653 pp_c_identifier for non-identifiers. Mark English strings for
11655 * c-pretty-print.h (pp_c_ws_string): Declare.
11657 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11658 Roland McGrath <roland@redhat.com>
11660 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11661 (ENABLE_LD_BUILDID): New configuration option.
11662 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11663 (LINK_BUILDID_SPEC): New macro.
11664 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11666 * doc/install.texi: Document --enable-linker-build-id option.
11667 * configure: Rebuild.
11668 * config.in: Rebuild.
11670 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11672 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11673 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11674 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11675 MIPS_GP_SAVE_AREA_SIZE.
11676 * config/mips/mips.c (struct mips_frame_info): Update comment
11677 before arg_pointer_offset and hard_frame_pointer_offset.
11678 (mips_compute_frame_info): Update diagram before function: to
11679 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11680 indicate the position of frame_pointer_rtx with -fstack-protector and
11681 to show args_size. Don't allocate cprestore area for leaf functions
11682 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11684 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11686 2009-04-30 Michael Matz <matz@suse.de>
11688 PR tree-optimization/39955
11689 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11691 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11693 * ira.c (setup_cover_and_important_classes): Use safe macro
11694 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11696 * genpreds.c (write_tm_preds_h): Output suitable definition of
11697 REG_CLASS_FOR_CONSTRAINT.
11699 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11701 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11703 * bitmap.c (bitmap_descriptor): Likewise.
11704 * ggc-common.c (loc_descriptor): Likewise.
11705 * varray.c (varray_descriptor): Likewise.
11706 * vec.c (vec_descriptor): Likewise.
11708 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11710 * Makefile.in (dce.o): Add $(EXCEPT_H).
11711 * dce.c: Include except.h and delete redundant vector definitions.
11712 (deletable_insn_p): Return false for non-call insns that can throw
11715 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11717 * gcse.c (ae_gen): Remove.
11718 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11719 and make non-static function to make it available in store-motion.c.
11720 Update call sites with search-and-replace.
11721 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11722 extract_mentioned_regs, extract_mentioned_regs_helper,
11723 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11724 store_killed_in_insn, store_killed_after, store_killed_before,
11725 build_store_vectors, insert_insn_start_basic_block, insert-store,
11726 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11727 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11728 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11729 * store-motion.c: ...new file. Also copy data structures from gcse.c
11730 and clean up to remove parts not used by store motion.
11731 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11732 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11734 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11737 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11738 when optimizing for size.
11740 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11742 * gcse.c (gcse_constant_p): Fix typo in last change.
11744 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11746 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11748 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11750 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11752 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11754 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11755 CONST_HIGH_PART result.
11757 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11759 * config/avr/avr.c (initial_elimination_offset): Rename to
11760 avr_initial_elimination_offset.
11761 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11762 change return type to bool.
11763 (avr_can_eliminate): New function.
11764 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11765 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11766 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11767 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11768 avr_initial_elimination_offset.
11769 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11770 (avr_initial_elimination_offset): Define.
11772 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11773 Steven Bosscher <steven@gcc.gnu.org>
11775 PR rtl-optimization/39938
11776 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11777 * cfgrtl.c: Include insn-attr.h.
11778 (rest_of_pass_free_cfg): New function.
11779 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11780 * resource.c (init_resource_info): Remove call to df_analyze.
11782 2009-04-29 Richard Guenther <rguenther@suse.de>
11785 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11786 allow conversion to signed integers.
11788 2009-04-29 Richard Guenther <rguenther@suse.de>
11790 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11791 shifts of floating point vectors if the shift amount is
11792 a constant multiple of the element size.
11794 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11795 Michael Matz <matz@suse.de>
11797 PR middle-end/39927
11799 * tree-outof-ssa.c (emit_partition_copy): New function.
11800 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11801 insert_part_to_rtx_on_edge): Perform the partition base var
11802 copy using emit_partition_copy.
11803 (insert_value_copy_on_edge): Convert constants to the right mode.
11804 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11805 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11807 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11809 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11810 scan backwards to try to find a constant to initialize it.
11812 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11813 insn before the loop_end instruction, don't look past labels.
11815 2009-04-29 Richard Guenther <rguenther@suse.de>
11817 PR middle-end/39937
11818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11819 loose type conversions.
11820 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11821 stmts only if there are no uses of its definition.
11823 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11825 * config/bfin/bfin.h (splitting_loops): Declare.
11826 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11827 Reorder bit definitions to be ascending.
11828 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11829 * config/bfin/bfin.c (splitting_loops): New variable.
11830 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11831 (struct loop_info): Remove members INIT and LOOP_INIT.
11832 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11833 the LSETUP sequence. Allow LC to be loaded from any register, but
11834 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11835 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11837 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11838 of reload_completed.
11841 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11843 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11845 * Makefile.in (PLUGIN_VERSION_H): New.
11846 (OBJS-common): Remove plugin-version.o.
11847 (plugin.o): Depend on (PLUGIN_VERSION_H).
11848 (plugin-version.o): Remove.
11849 * configure: Regenerate
11850 * configure.ac: Create plugin-version.h.
11851 * gcc-plugin.h (plugin_gcc_version): Remove.
11852 (plugin_default_version_check): Change signature.
11853 * plugin-version.c: Remove.
11854 * plugin.c: Include plugin-version.h.
11855 (str_plugin_gcc_version_name): Remove.
11856 (try_init_one_plugin): Pass gcc version to plugin_init.
11857 (plugin_default_version_check): Both gcc and plugin versions are now
11860 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11862 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11863 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11864 Remove special case testing for last insn of inner loops. Don't fail
11865 if the loop ends with a jump, emit an extra nop instead.
11867 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11868 DREGS rather than comparing directly. Remove code that tries to
11869 account for latencies.
11871 2009-04-29 Richard Guenther <rguenther@suse.de>
11873 PR tree-optimization/39941
11874 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11875 eliminating an indirect call.
11877 2009-04-29 Richard Guenther <rguenther@suse.de>
11879 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11880 parameter. Allow invariants as base if !require_lvalue.
11881 (verify_gimple_assign_single): Adjust.
11883 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11885 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11886 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11887 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11888 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11889 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11891 * config/bfin/bfin.c (bfin_expand_builtin,
11892 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11894 2009-04-28 Richard Guenther <rguenther@suse.de>
11896 * tree-vect-loop.c (get_initial_def_for_induction): Use
11897 correct types for pointer increment.
11899 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11901 * toplev.c (print_version): Update GMP version string calculation.
11903 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11905 PR rtl-optimization/39938
11906 * resource.c (init_resource_info): Add call to df_analyze.
11908 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11910 * config/alpha/alpha.md (usegp): Cast the result of
11911 alpha_find_lo_sum_using_gp to enum attr_usegp.
11912 * config/alpha/alpha.c (override_options): Remove end-of-structure
11913 marker element from cpu_table. Use array size of cpu_table to handle
11914 -mcpu and -mtune options.
11915 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11917 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11919 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11920 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11921 tune_32 and tune_64.
11922 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11923 support on PowerPC.
11924 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11925 * config/rs6000/option-defaults.h: ... here. New file.
11926 (OPT_64, OPT_32): Define.
11927 (MASK_64BIT): Define to 0 if not already defined.
11928 (OPT_ARCH64, OPT_ARCH32): Define.
11929 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11932 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11934 * config/arm/arm.c (arm_override_options): Emit error on using
11937 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11939 PR rtl-optimization/39914
11940 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11941 registers for allocnos created from user-defined variables only
11942 when not optimizing.
11944 2009-04-28 Richard Guenther <rguenther@suse.de>
11946 PR middle-end/39937
11947 * fold-const.c (fold_binary): Use distribute_real_division only
11950 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11952 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11953 add hpux-stdint.h to tm_file.
11954 (hppa[12]*-*-hpux11*): Ditto.
11955 (ia64*-*-hpux*): Ditto.
11956 * config/hpux-stdint.h: New.
11957 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11958 __STDC_EXT__ for all compiles.
11959 * config/pa/pa-hpux.h: Ditto.
11960 * config/pa/pa-hpux10.h: Ditto.
11961 * config/pa/pa-hpux11.h: Ditto.
11963 2009-04-28 Catherine Moore <clm@codesourcery.com>
11965 * debug.h (set_name): Add comment.
11967 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11970 * config/darwin.c (machopic_gen_offset): Check
11971 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11972 * config/arm/arm.c (require_pic_register): Likewise.
11974 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11976 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11977 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11978 m32c_promote_prototypes): Delete.
11980 2009-04-28 Michael Matz <matz@suse.de>
11982 PR middle-end/39922
11983 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11986 2009-04-28 Richard Guenther <rguenther@suse.de>
11988 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11990 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11992 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11993 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11994 * config/arm/arm-tune.md: Regenerate.
11996 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11998 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11999 block if there are complex incoming edges.
12000 (sel_merge_blocks): Remove useless assert.
12001 (sel_redirect_edge_and_branch): Check that edge was redirected.
12002 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12003 (sel_find_rgns): Delete declaration.
12004 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12005 the region when it is not a preheader.
12007 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12010 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12012 2009-04-28 Richard Guenther <rguenther@suse.de>
12014 * tree.h (SSA_NAME_VALUE): Remove.
12015 (struct tree_ssa_name): Remove value_handle member.
12016 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12017 array for jump threading.
12018 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12020 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12021 * tree-flow.h (threadedge_initialize_values): Declare.
12022 (threadedge_finalize_values): Likewise.
12023 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12024 (SSA_NAME_VALUE): Define.
12025 (threadedge_initialize_values): New function.
12026 (threadedge_finalize_values): Likewise.
12027 * tree-ssa-dom.c (ssa_name_values): New global variable.
12028 (SSA_NAME_VALUE): Define.
12029 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12031 2009-04-28 Ira Rosen <irar@il.ibm.com>
12033 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12034 Use REPORT_VECTORIZED_LOCATIONS instead
12035 REPORT_VECTORIZED_LOOPS.
12036 * tree-vectorizer.c (vect_verbosity_level): Make static.
12037 (vect_loop_location): Rename to vect_location.
12038 (vect_set_verbosity_level): Update comment.
12039 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12041 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12042 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12043 instead REPORT_UNVECTORIZED_LOOPS.
12044 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12045 and vect_loop_def to vect_external_def and vect_internal_def.
12046 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12047 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12048 REPORT_UNVECTORIZED_LOCATIONS.
12049 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12050 and vect_used_in_loop and to vect_unused_in_scope and
12051 vect_used_in_scope.
12052 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12053 (vect_verbosity_level): Remove declaration.
12054 (vect_analyze_operations): Likewise.
12055 (vect_analyze_stmt): Declare.
12056 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12057 REPORT_UNVECTORIZED_LOCATIONS.
12058 (vect_get_loop_niters): Fix indentation.
12059 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12060 (vect_analyze_loop_operations): New function.
12061 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12062 vect_analyze_operations.
12063 (vect_is_simple_reduction): Use new names.
12064 (vectorizable_live_operation, vect_transform_loop): Likewise.
12065 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12066 to specify whether the data references can be a part of interleaving
12068 (vect_analyze_data_ref_dependence): Use new names.
12069 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12070 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12071 * tree-vect-patterns.c (widened_name_p): Use new names.
12072 (vect_recog_dot_prod_pattern): Likewise.
12073 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12074 (process_use, vect_mark_stmts_to_be_vectorized,
12075 vect_model_simple_cost, vect_model_store_cost,
12076 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12077 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12078 vectorizable_operation, vectorizable_type_demotion,
12079 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12080 vectorizable_condition): Likewise.
12081 (vect_analyze_operations): Split into vect_analyze_loop_operations
12083 (vect_analyze_stmt): ... new function.
12084 (new_stmt_vec_info): Use new names.
12085 (vect_is_simple_use): Use new names and fix comment.
12086 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12087 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12089 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12092 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12093 and integer modes for x87 operands. Do not ICE for unsupported size,
12094 generate error instead. Generate error for unsupported operand types.
12095 ['z']: Do not handle HImode memory operands specially. Warning
12096 for floating-point operands. Fallthru to 'Z' for unsupported operand
12097 types. Do not ICE for unsupported size, generate error instead.
12098 (output_387_binary_op): Use %Z to output operands.
12099 (output_fp_compare): Ditto.
12100 (output_387_reg_move): Ditto.
12102 2009-04-28 Ben Elliston <bje@au.ibm.com>
12107 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12109 * builtins.c (c_strlen): Do not warn here.
12110 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12111 * c-common.c (pointer_int_sum): Take an explicit location.
12112 Warn about offsets out of bounds.
12113 * c-common.h (pointer_int_sum): Adjust declaration.
12115 2009-04-27 Ian Lance Taylor <iant@google.com>
12117 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12119 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12120 * df-core.c (df_set_flags): Change return type to int. Change
12121 type of old_flags to int.
12122 (df_clear_flags): Likewise.
12123 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12124 (df_get_conditional_uses): Likewise.
12125 * df.h (df_set_flags, df_clear_flags): Update declarations.
12126 * dwarf2out.c (struct indirect_string_node): Change type of form
12127 field to enum dwarf_form.
12128 (AT_string_form): Change return type to enum dwarf_form.
12129 * fixed-value.c (fixed_compare): Add cast to enum type.
12130 * fwprop.c (update_df): Change 0 to VOIDmode.
12131 * gensupport.c: Change 0 to UNKNOWN.
12132 * gimple.h (gimple_cond_code): Add cast to enum type.
12133 * haifa-sched.c (reemit_notes): Add cast to enum type.
12134 * hooks.c (hook_int_void_no_regs): Remove function.
12135 * hooks.h (hook_int_void_no_regs): Remove declaration.
12136 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12137 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12138 * real.c (real_arithmetic): Add cast to enum type.
12139 (real_compare): Likewise.
12140 * target.h (struct gcc_target): Change return type of
12141 branch_target_register_class to enum reg_class.
12142 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12143 default_branch_target_register_class.
12144 * targhooks.c (default_branch_target_register_class): New function.
12145 * targhooks.h (default_branch_target_register_class): Declare.
12146 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12147 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12149 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12151 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12152 vect_uninitialized_def. Change 0 to ERROR_MARK.
12153 * tree-vect-stmts.c (supportable_widening_operation): Don't
12154 initialize icode1 and icode2.
12155 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12156 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12158 (cmn_err_flag_specs): Change 0 to STD_C89.
12159 (cmn_err_char_table): Likewise.
12160 * config/arm/arm.c (get_arm_condition_code): Change type of code
12161 to enum arm_cond_code.
12162 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12163 (IWMMXT_BUILTIN2): Likewise.
12164 (neon_builtin_type_bits): Don't define typedef.
12165 (neon_builtin_datum): Change type of bits field to int.
12166 (arm_expand_neon_args): Add cast to enum type.
12167 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12169 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12170 casts to enum type.
12171 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12173 * config/mips/mips.md (jal_macro): Return enum constant.
12174 (single_insn): Likewise.
12175 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12177 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12178 casts to enum type.
12179 * config/s390/s390.c (s390_tune_flags): Change type to int.
12180 (s390_arch_flags): Likewise.
12181 (s390_handle_arch_option): Change flags field of struct pta to int.
12182 * config/s390/s390.h (s390_tune_flags): Update declaration.
12183 (s390_arch_flags): Likewise.
12184 * config/sh/sh.c (prepare_move_operands): Compare
12185 tls_symbolic_operand result with enum constant.
12186 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12187 (sh_expand_prologue): Add cast to enum type.
12188 (sh_expand_epilogue): Likewise.
12189 (tls_symbolic_operand): Change return type to enum tls_model.
12190 (fpscr_set_from_mem): Add cast to enum type.
12191 (legitimize_pic_address): Compare tls_symbolic_operand result with
12193 (sh_target_reg_class): Change return type to enum reg_class.
12194 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12196 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12197 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12198 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12199 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12200 (delayed_branch, tls_call_delay): Likewise.
12201 (eligible_for_sibcall_delay): Likewise.
12202 (eligible_for_return_delay): Likewise.
12203 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12204 (spu_expand_builtin_1): Likewise.
12206 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12207 for all types of conversions.
12208 (output_init_element): Issue -Wc++-compat warning if needed when
12209 initializing a bitfield with enum type.
12210 * c-parser.c (c_parser_expression): Set original_type to
12211 original_type of right hand operand of comma operator.
12213 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12215 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12217 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12218 * doc/cpp.texi (Standard Predefined Macros)
12219 (Implementation-defined behavior): Likewise.
12220 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12221 * doc/gimple.texi (GIMPLE Exception Handling)
12222 (@code{GIMPLE_ASSIGN}): Likewise.
12223 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12224 * doc/invoke.texi (Warning Options, Optimize Options)
12225 (AVR Options, Darwin Options): Likewise.
12226 (Optimize Options): Reformulate -fwhole-program description.
12227 * doc/loop.texi (Lambda): Likewise.
12228 * doc/md.texi (Output Template, Define Constraints)
12229 (Standard Names, Insn Splitting): Likewise.
12230 * doc/options.texi (Option properties): Likewise.
12231 * doc/passes.texi (Tree-SSA passes): Likewise.
12232 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12233 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12234 (File Names and DBX): Likewise.
12235 * doc/trouble.texi (Incompatibilities): Likewise.
12237 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12239 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12240 instruction is correct.
12242 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12244 Allow non-constant arguments to conversion intrinsics.
12245 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12246 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12247 * spu.c (print_operand): Handle 'v' and 'w'.
12248 (exp2_immediate_p, spu_gen_exp2): Define.
12249 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12250 spu_convtf_1): Update parameter descriptions.
12251 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12252 * constraints.md ('v', 'w'): New.
12253 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12255 (i2f, I2F): New define_mode_attr.
12256 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12257 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12258 fixuns_truncv4sfv4si2): Update to use mode attribute.
12259 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12260 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12261 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12262 patterns for combine.
12264 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12266 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12267 (cprop, hoist, pre, store_motion): New debug counters.
12268 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12269 is not an RTL pass anymore.
12270 (pass_profiling): Remove extern decl for pass removed in 2005.
12271 (pass_gcse, pass_jump_bypass): Remove.
12272 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12273 to 0 for clean state.
12274 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12275 * cse.c (gate_handle_cse_after_global_opts,
12276 rest_of_handle_cse_after_global_opts): New functions.
12277 (pass_cse_after_global_opts): New pass, does local CSE.
12278 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12279 (TV_CPROP): New timevar.
12280 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12281 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12282 (gcse_main, recompute_all_luids): Remove.
12283 (compute_hash_table_work): Call max_reg_num instead of reading
12285 (cprop_jump): Don't set run_jump_opt_after_gcse.
12286 (constprop_register): Always allow to alter jumps.
12287 (cprop_insn): Likewise.
12288 (do_local_cprop): Likewise.
12289 (local_cprop_pass): Likewise. Return non-zero if something changed.
12290 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12291 (find_implicit_sets): Add note about missed optimization opportunity.
12292 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12293 pass_rtl_cprop execute function.
12294 Don't bother tracking the pass number, each pass gets its own dumpfile
12296 Always allow to alter jumpsand bypass jumps.
12297 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12298 will just find no suitable set.
12299 (pre_edge_insert): Fix dumping, this function is for PRE only.
12300 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12301 pass_rtl_pre execute function.
12302 (hoist_code): Return non-zero if something changed. Keep track of
12303 substitutions and insertions for statistics gathering similar to PRE.
12304 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12305 called from the pass_rtl_hoist execute function. Show pass statistics.
12306 (compute_store_table): Use max_reg_num directly instead of using the
12307 formerly global max_gcse_regno.
12308 (build_store_vectors): Likewise.
12309 (replace_store_insn): Fix dumping.
12310 (store_motion): Rename to ...
12311 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12312 pass, called from the pass_rtl_store_motion execute function. Keep
12313 track of substitutions and insertions for statistics gathering similar
12315 (bypass_jumps): Remove, fold interesting bits into ...
12316 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12317 from the pass_rtl_cprop execute function.
12318 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12319 pass_jump_bypass): Remove.
12320 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12321 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12322 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12323 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12324 (gate_rtl_store_motion, execute_rtl_store_motion,
12325 pass_rtl_store_motion): New.
12326 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12327 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12328 * passes.c (init_optimization_passes): Remove pass_gcse and
12329 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12330 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12331 instead of pass_jump_bypass.
12333 2009-04-27 Richard Guenther <rguenther@suse.de>
12335 PR middle-end/39928
12336 * gimplify.c (gimplify_expr): If we are required to create
12337 a temporary make sure it ends up as register.
12339 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12342 * config/i386/i386.c (construct_container): Don't call
12343 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12344 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12346 2009-04-27 Michael Matz <matz@suse.de>
12348 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12349 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12350 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12351 (dump_replaceable_exprs): Take a bitmap.
12352 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12354 (expand_gimple_basic_block): Likewise.
12355 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12356 replaceable_expressions member a bitmap.
12357 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12358 (mark_replaceable): Likewise.
12359 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12360 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12362 2009-04-27 Richard Guenther <rguenther@suse.de>
12364 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12365 (verify_stmts): Dispatch to gimple/type verification code.
12366 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12367 issue with call argument types.
12369 2009-04-27 Michael Matz <matz@suse.de>
12371 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12372 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12375 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12376 Eric Botcazou <ebotcazou@adacore.com>
12378 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12379 a label's basic block.
12380 (mark_target_live_regs): Tidy and rework obsolete comments.
12381 Change back DF problem to LIVE. If a label starts a basic block,
12382 assume that all registers that used to be live then still are.
12383 (init_resource_info): If a label starts a basic block, set its
12384 BLOCK_FOR_INSN accordingly.
12385 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12387 2009-04-27 Richard Guenther <rguenther@suse.de>
12389 * tree-flow-inline.h (function_ann): Remove.
12390 (get_function_ann): Likewise.
12391 * tree-dfa.c (create_function_ann): Remove.
12392 * tree-flow.h (struct static_var_ann_d): Remove.
12393 (struct function_ann_d): Likewise.
12394 (union tree_ann_d): Remove fdecl member.
12395 (function_ann_t): Remove.
12396 (function_ann, get_function_ann, create_function_ann): Remove
12399 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12401 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12403 2009-04-27 Jan Hubicka <jh@suse.cz>
12405 * ipa-pure-const.c (struct funct_state_d): New fields
12406 state_previously_known, looping_previously_known; remove
12407 state_set_in_source.
12408 (analyze_function): Use new fields.
12409 (propagate): Avoid assumption that state_set_in_source imply
12412 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12413 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12414 * cfgloop.h (finite_loop_p): Declare.
12416 2009-04-26 Michael Matz <matz@suse.de>
12418 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12420 2009-04-26 Michael Matz <matz@suse.de>
12422 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12423 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12424 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12425 pass_mark_used_blocks): Remove.
12426 * tree-optimize.c (pass_free_datastructures,
12427 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12428 * passes.c (init_optimization_passes): Don't call
12429 pass_mark_used_blocks, remove dead code.
12431 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12433 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12434 * tree-ssa-live.h (register_ssa_partition): Likewise.
12436 2009-04-26 Michael Matz <matz@suse.de>
12439 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12440 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12441 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12443 (compare_pairs): Swap cost comparison.
12444 (coalesce_ssa_name): Don't use change_partition_var.
12445 * tree-nrv.c (struct nrv_data): Add modified member.
12446 (finalize_nrv_r): Set it.
12447 (tree_nrv): Use it to update statements.
12448 (pass_nrv): Require PROP_ssa.
12449 * tree-mudflap.c (mf_decl_cache_locals,
12450 mf_build_check_statement_for): Use make_rename_temp.
12451 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12452 * alias.c (find_base_decl): Handle SSA names.
12453 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12454 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12455 * rtl.h (set_reg_attrs_for_parm): Declare.
12456 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12457 to "optimized", remove unused locals at finish.
12458 (execute_free_datastructures): Make global, call
12459 delete_tree_cfg_annotations.
12460 (execute_free_cfg_annotations): Don't call
12461 delete_tree_cfg_annotations.
12463 * ssaexpand.h: New file.
12464 * expr.c (toplevel): Include ssaexpand.h.
12465 (expand_assignment): Handle SSA names the same as register variables.
12466 (expand_expr_real_1): Expand SSA names.
12467 * cfgexpand.c (toplevel): Include ssaexpand.h.
12468 (SA): New global variable.
12469 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12470 (SSAVAR): New macro.
12471 (set_rtl): New helper function.
12472 (add_stack_var): Deal with SSA names, use set_rtl.
12473 (expand_one_stack_var_at): Likewise.
12474 (expand_one_stack_var): Deal with SSA names.
12475 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12476 before unique numbers.
12477 (expand_stack_vars): Use set_rtl.
12478 (expand_one_var): Accept SSA names, add asserts for them, feed them
12479 to above subroutines.
12480 (expand_used_vars): Expand all partitions (without default defs),
12481 then only the local decls (ignoring those expanded already).
12482 (expand_gimple_cond): Remove edges when jumpif() expands an
12483 unconditional jump.
12484 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12485 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12487 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12488 members of SA; deal with PARM_DECL partitions here; expand
12489 all PHI nodes, free tree datastructures and SA. Commit instructions
12490 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12491 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12492 info and statements at start, collect garbage at finish.
12493 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12494 (VAR_ANN_PARTITION) Remove.
12495 (change_partition_var): Don't declare.
12496 (partition_to_var): Always return SSA names.
12497 (var_to_partition): Only accept SSA names.
12498 (register_ssa_partition): Only check argument.
12499 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12501 (delete_var_map): Don't free it.
12502 (var_union): Only accept SSA names, simplify.
12503 (partition_view_init): Mark only useful SSA names as used.
12504 (partition_view_fini): Only deal with SSA names.
12505 (change_partition_var): Remove.
12506 (dump_var_map): Use ssa_name instead of partition_to_var member.
12507 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12509 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12510 (struct _elim_graph): New member const_dests; nodes member vector of
12512 (set_location_for_edge): New static helper.
12513 (create_temp): Remove.
12514 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12515 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12516 (new_elim_graph): Allocate const_dests member.
12517 (clean_elim_graph): Truncate const_dests member.
12518 (delete_elim_graph): Free const_dests member.
12519 (elim_graph_size): Adapt to new type of nodes member.
12520 (elim_graph_add_node): Likewise.
12521 (eliminate_name): Likewise.
12522 (eliminate_build): Don't take basic block argument, deal only with
12523 partition numbers, not variables.
12524 (get_temp_reg): New static helper.
12525 (elim_create): Use it, deal with RTL temporaries instead of trees.
12526 (eliminate_phi): Adjust all calls to new signature.
12527 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12528 (rewrite_trees): Only do checking.
12529 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12530 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12531 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12532 contains_tree_r, MAX_STMTS_IN_LATCH,
12533 process_single_block_loop_latch, analyze_edges_for_bb,
12534 perform_edge_inserts): Remove.
12535 (expand_phi_nodes): New global function.
12536 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12537 functions, initialize new parameter, remember partitions having a
12539 (finish_out_of_ssa): New global function.
12540 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12541 don't reset in_ssa_p here, don't disable TER when mudflap.
12542 (pass_del_ssa): Remove.
12543 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12545 (execute_free_datastructures): Declare.
12546 * Makefile.in (SSAEXPAND_H): New variable.
12547 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12548 * basic-block.h (commit_one_edge_insertion): Declare.
12549 * passes.c (init_optimization_passes): Move pass_nrv and
12550 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12551 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12552 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12553 (redirect_branch_edge): Deal with super block when expanding, split
12554 out jump patching itself into ...
12555 (patch_jump_insn): ... here, new static helper.
12557 2009-04-26 Michael Matz <matz@suse.de>
12559 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12560 beyond num_ssa_names.
12561 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12562 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12564 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12566 PR inline-asm/39543
12567 * fwprop.c (forward_propagate_asm): New function.
12568 (forward_propagate_and_simplify): Propagate also into __asm, if it
12569 doesn't increase the number of referenced registers.
12572 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12574 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12576 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12577 note_nonlocal_vla_type for nonlocal VLAs.
12578 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12579 contains_remapped_vars, remap_vla_decls): New functions.
12580 (convert_nonlocal_reference_stmt): If not optimizing, call
12581 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12582 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12583 if it wasn't found in var_map.
12584 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12585 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12586 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12588 * gimplify.c (nonlocal_vlas): New variable.
12589 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12591 (gimplify_body): Create and destroy nonlocal_vlas.
12593 * dwarf2out.c (loc_descr_plus_const): New function.
12594 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12595 mem_loc_descriptor, loc_descriptor_from_tree_1,
12596 descr_info_loc, gen_variable_die): Use it.
12598 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12599 !TREE_STATIC VAR_DECLs.
12600 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12601 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12602 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12603 DECL_BY_REFERENCE is valid.
12604 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12605 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12606 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12607 Copy DECL_BY_REFERENCE.
12608 (struct nesting_copy_body_data): New type.
12609 (nesting_copy_decl): New function.
12610 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12611 if they have variable length.
12613 2009-04-26 Michael Matz <matz@suse.de>
12615 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12616 mark new temporaries for renaming.
12618 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12621 * c-decl.c (global_bindings_p): Return negative value.
12622 (c_variable_size): New. Based on variable_size from
12624 (grokdeclarator): Call c_variable_size not variable_size.
12626 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12628 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12630 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12632 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12633 Redefine it to just use mingw/include.
12634 (ASM_SPEC): Rules for -m32 and -m64.
12635 (LINK_SPEC): Use Likewise.
12636 (SPEC_32): New define.
12637 (SPEC_64): Likewise.
12638 (SUB_LINK_SPEC): Likewise.
12639 (MULTILIB_DEFAULTS): New define.
12640 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12641 Add multilib options.
12642 (MULTILIB_DIRNAMES): Likewise.
12643 (MULTILIB_OSDIRNAMES): Likewise.
12644 (LIBGCC): Likewise.
12645 (INSTALL_LIBGCC): Likewise.
12647 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12650 * c-tree.h (enum c_inline_static_type): New.
12651 (record_inline_static): Declare.
12652 * c-decl.c (struct c_inline_static, c_inline_statics,
12653 record_inline_static, check_inline_statics): New.
12654 (pop_file_scope): Call check_inline_statics.
12655 (start_decl): Call record_inline_static instead of pedwarning
12656 directly for static in inline function.
12657 * c-typeck.c (build_external_ref): Call record_inline_static
12658 instead of pedwarning directly for static referenced in inline
12661 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12663 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12664 not new but only being rescanned.
12665 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12666 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12667 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12668 record_set_info, compute_set, grealloc): Remove.
12669 (recompute_all_luids): New function.
12670 (gcse_main): Don't compute sets, and don't do related memory
12671 allocations/free-ing. If something changed before the end of the
12672 pass, update LUIDs using recompute_all_luids.
12673 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12674 (free_gcse_mem): Don't free it either.
12675 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12676 Use the df insn LUIDs.
12677 (load_killed_in_block): Likewise.
12678 (compute_hash_table_work): Don't compute reg_set_in_block.
12679 (compute_transp): Use DF_REG_DEF_CHAINs.
12680 (local_cprop_pass): Don't use compute_sets and related functions.
12681 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12682 Use get_max_uid() instead of max_cuid.
12683 (insert_insn_end_basic_block, pre_insert_copy_insn,
12684 update_ld_motion_stores): Don't try to
12685 keep reg_set tables up to date.
12686 (pre_insert_copies): Use df insn LUIDs.
12687 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12688 (reg_set_info): Don't use extra bitmap argument.
12689 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12690 information to compute regs_set_in_block.
12691 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12692 (bypass_jumps): Don't use compute_sets and friends.
12694 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12697 * opts.c (undocumented_msg): Do not leave blank even with
12700 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12702 * c-decl.c (build_enumerator): Allow values folding to integer
12703 constants but not integer constant expressions with a pedwarn if
12706 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12709 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12710 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12711 type is an integer constant.
12713 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12719 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12722 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12723 with variably modified return type and no storage class
12724 specifiers, except for the case of nested functions. Distinguish
12725 extern declarations of functions with variably modified return
12726 types from those of objects with variably modified types.
12728 2009-04-25 Jan Hubicka <jh@suse.cz>
12730 * tree.c (list_equal_p): New function.
12731 * tree.h (list_equal_p): Declare.
12732 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12733 basic_block_def, basic_block, const_basic_block): New.
12734 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12735 (redirect_eh_edge): New function.
12736 (make_eh_edge_update_phi): EH edges are not abnormal.
12737 * except.c: Include tree-flow.h.
12738 (list_match): New function.
12739 (eh_region_replaceable_by_p): New function.
12740 (replace_region): New function.
12741 (hash_type_list): New function.
12742 (hash_eh_region): New function.
12743 (eh_regions_equal_p): New function.
12744 (merge_peers): New function.
12745 (remove_unreachable_regions): Verify EH tree when checking;
12747 (copy_eh_region_1): New function.
12748 (copy_eh_region): New function.
12749 (push_reachable_handler): New function.
12750 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12751 regions without label but with live RESX.
12752 * except.h (redirect_eh_edge_to_label): New.
12753 * tree-flow.h (redirect_eh_edge): New.
12754 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12755 basic_block_def, basic_block, const_basic_block): Remove.
12756 * Makefile.in (except.o): Add dependency on tree-flow.h
12757 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12758 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12761 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12764 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12765 on the destination of memcpy.
12767 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12769 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12770 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12771 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12773 2009-04-25 Jan Hubicka <jh@suse.cz>
12775 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12776 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12777 to be reached by different label than left.
12778 (update_eh_edges): Update comment; remove edge_to_remove if possible
12779 and return true if suceeded.
12780 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12781 (cleanup_eh): Compute sharing map.
12782 * except.c (remove_eh_handler_and_replace): Add argument if we should
12784 (remove_unreachable_regions): Update for label sharing.
12785 (label_to_region_map): Likewise.
12786 (get_next_region_sharing_label): New function.
12787 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12789 (remove_eh_handler): Update.
12790 (remove_eh_region_and_replace_by_outer_of): New function.
12791 * except.h (struct eh_region): Add next_region_sharing_label.
12792 (remove_eh_region_and_replace_by_outer_of,
12793 get_next_region_sharing_label): Declare.
12794 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12796 2009-04-25 Jan Hubicka <jh@suse.cz>
12798 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12799 insert code even if they are not critical.
12801 2009-04-25 Jan Hubicka <jh@suse.cz>
12803 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12804 (gimple_can_remove_branch_p): EH edges won't remove branch by
12806 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12807 updating of non-abnormal EH edges.
12808 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12809 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12810 (split_critical_edges): Split also edges where emitting code on them
12811 will lead to splitting later.
12813 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12814 H.J. Lu <hongjiu.lu@intel.com>
12817 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12818 the configured assembler supports fildq and fistpq mnemonics.
12819 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12820 * configure: Regenerated.
12821 * config.in: Ditto.
12823 * config/i386/i386.c (print_operand): Handle 'Z'.
12824 ['z']: Remove handling of special fild/fist suffixes.
12825 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12826 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12827 suffix of fild insn.
12828 (*floatsi<mode>2_vector_mixed): Ditto.
12829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12830 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12831 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12833 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12835 2009-04-25 Ben Elliston <bje@au.ibm.com>
12837 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12838 the source of a set operation.
12840 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12842 * target.h (struct gcc_target): Add case_values_threshold field.
12843 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12844 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12845 * targhooks.c (default_case_values_threshold): New function.
12846 * targhooks.h (default_case_values_threshold): Declare function.
12847 * stmt.c (expand_case): Use case_values_threshold target hook.
12848 * expr.h (case_values_threshold): Remove declartation.
12849 * expr.c (case_values_threshold): Remove function.
12850 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12852 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12853 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12854 (avr_case_values_threshold): Declare as static.
12855 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12857 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12858 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12859 (mn10300_case_values_threshold): New function.
12861 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12863 * ira.c (setup_cover_and_important_classes): Add enum cast.
12865 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12867 * genpreds.c (write_enum_constraint_num): Output definition of
12868 CONSTRAINT_NUM_DEFINED_P macro.
12869 * ira.c (setup_cover_and_important_classes): Use
12870 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12872 2009-04-24 DJ Delorie <dj@redhat.com>
12874 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12875 __SH2A_SINGLE_ONLY__ also.
12877 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12879 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12880 (movdf_internal): Ditto.
12881 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12882 SFmode and DFmode constants.
12883 (ia64_print_operand): Add 'G' format for printing
12884 floating point constants.
12886 2009-04-24 Richard Guenther <rguenther@suse.de>
12888 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12889 from unsigned additions.
12891 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12893 * c-typeck.c (set_init_index): Allow array designators that are
12894 not integer constant expressions with a pedwarn if pedantic.
12896 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12898 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12899 zero if no overlap in nonzero bits between the operands.
12901 2009-04-24 Ian Lance Taylor <iant@google.com>
12903 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12904 (record_dead_and_set_regs): Likewise.
12905 * df.h (struct df_mw_hardreg): Change flags field to int.
12906 (struct df_base_ref): Likewise.
12907 (struct df): Change changeable_flags field to int.
12908 * df-scan.c (df_defs_record): Change clobber_flags to int.
12909 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12910 constants rather than #define macros.
12911 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12912 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12913 (enum dwarf_calling_convention): Likewise.
12914 (enum dwarf_line_number_x_ops): Likewise.
12915 (enum dwarf_call_frame_info): Likewise.
12916 (enum dwarf_source_language): Likewise.
12917 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12918 (add_calling_convention_attribute): Likewise.
12919 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12920 (combine_comparisons): Change compcode to int. Add cast to enum type.
12921 * genrecog.c (maybe_both_true_2): Change c to int.
12922 (write_switch): Likewise. Add cast to enum type.
12923 * gimplify.c (gimplify_omp_for): Handle return values from
12924 gimplify_expr using MIN rather than bitwise or.
12925 (gimplify_expr): Add cast to enum type.
12926 * ipa-prop.c (update_jump_functions_after_inlining): Change
12927 IPA_BOTTOM to IPA_JF_UNKNOWN.
12928 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12929 Add casts to enum type.
12930 (setup_cover_and_important_classes): Change cl to int. Add casts
12932 (setup_class_translate): Change cl and mode to int.
12933 (ira_init_once): Change mode to int.
12934 (free_register_move_costs): Likewise.
12935 (setup_prohibited_mode_move_regs): Add casts to enum type.
12936 * langhooks.c (add_builtin_function_common): Rework assertion that
12937 value fits bitfield.
12938 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12939 * omega.c (omega_do_elimination): Avoid math on enum types.
12940 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12941 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12942 int local to handle integral_argment value.
12943 * regmove.c (try_auto_increment): Change PUT_MODE to
12945 * reload.c (push_secondary_reload): Add casts to enum type.
12946 (secondary_reload_class, find_valid_class): Likewise.
12947 * reload1.c (emit_input_reload_insns): Likewise.
12948 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12949 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12950 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12952 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12953 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12955 (expand_complex_libcall): Add casts to enum type.
12956 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12957 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12958 with ERROR_MARK, not NUM_TREE_CODES.
12959 (vect_create_epilog_for_reduction): Likewise.
12960 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12961 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12962 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12964 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12965 vect_unused_in_loop. Change 0 to loop_vect.
12966 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12967 * var-tracking.c (get_init_value): Change return type to enum
12969 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12970 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12972 (arm_override_options): Add casts to enum type.
12973 (arm_emit_tls_decoration): Likewise.
12974 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12976 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12977 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12978 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12980 * config/s390/s390.c (code_for_builtin_64): Change to array of
12982 (code_for_builtin_31): Likewise.
12983 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12985 * config/sparc/sparc.c (sparc_override_options): Change value
12986 field in struct code_model to enum cmodel. In initializer change
12987 0 to NULL and add cast to enum type.
12989 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12990 Change all callers. Issue a -Wc++-compat warning using
12991 lhs_origtype if necessary.
12992 (convert_for_assignment): Issue -Wc++-compat warnings about
12993 invalid conversions to enum type on assignment.
12994 * c-common.h (build_modify_expr): Update declaration.
12996 2009-04-24 Nick Clifton <nickc@redhat.com>
12998 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12999 (function_arg_advance): Likewise.
13000 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13003 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13005 * config/s390/constraints.md ('I', 'J'): Fix condition.
13007 2009-04-24 Diego Novillo <dnovillo@google.com>
13009 * gengtype-parse.c (parse_error): Add newline after message.
13011 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13013 * config/i386/sse.md (avxmodesuffixs): Removed.
13014 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13015 (*avx_pinsr<ssevecsize>): This.
13017 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13019 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13020 follow chains of regs with a single definition, and allow expressions
13021 that are function_invariant_p.
13022 (simple_rhs_p): Allow expressions that are function_invariant_p.
13024 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13026 PR middle-end/39867
13027 * fold-const.c (fold_cond_expr_with_comparison): When folding
13028 > and >= to MAX, make sure the MAX uses the same type as the
13029 comparison's operands.
13031 2009-04-24 Nick Clifton <nickc@redhat.com>
13033 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13034 addressing for DImode accesses.
13035 (frv_print_operand_address): Handle PLUS case.
13036 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13038 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13040 PR rtl-optimization/39794
13041 * alias.c (canon_true_dependence): Add x_addr argument.
13042 * rtl.h (canon_true_dependence): Adjust prototype.
13043 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13044 * cselib.c (cselib_invalidate_mem): Likewise.
13045 * gcse.c (compute_transp): Likewise.
13046 * dse.c (scan_reads_nospill): Likewise.
13047 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13048 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13049 canon_base_addr of the group, plus optional offset.
13050 (struct group_info): Rename canon_base_mem to
13052 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13053 canon_rtx of base_mem.
13055 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13057 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13058 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13060 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13062 * config/spu/spu-builtins.h: Delete file.
13064 * config/spu/spu.h (enum spu_builtin_type): Move here from
13066 (struct spu_builtin_description): Likewise. Add GTY marker.
13067 Do not use enum spu_function_code or enum insn_code.
13068 (spu_builtins): Add extern declaration.
13070 * config/spu/spu.c: Do not include "spu-builtins.h".
13071 (enum spu_function_code, enum spu_builtin_type_index,
13072 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13073 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13074 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13075 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13076 (spu_builtin_types): Make static. Add GTY marker.
13077 (spu_builtins): Add extern declaration with GTY marker.
13078 Include "gt-spu.h".
13080 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13081 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13082 Check programmatically whether all parameters are scalar.
13084 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13086 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13088 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13089 assignment from the constructor either if the target is volatile.
13091 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13093 * config/arm/arm.md (insv): Do not share operands[0].
13095 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13097 * config/vxlib-tls.c (active_tls_threads): Delete.
13098 (delete_hook_installed): New.
13099 (tls_delete_hook): Don't delete the delete hook.
13100 (tls_destructor): Delete it here.
13101 (__gthread_set_specific): Adjust installing the delete hook.
13102 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13103 __gthread_leave_tsd_dtor_context.
13105 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13107 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13109 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13111 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13113 (alpha_rtx_costs): Ditto.
13114 (emit_unlikely_jump): Use add_reg_note.
13115 (emit_frame_store_1): Ditto.
13116 (alpha_expand_prologue): Ditto.
13117 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13118 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13120 2009-04-23 Nick Clifton <nickc@redhat.com>
13122 * config/v850/v850.md (epilogue): Remove suppressed code.
13123 (return): Rename to return_simple and remove test of frame size.
13124 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13125 to gen_return_simple.
13127 2009-04-22 Jing Yu <jingyu@google.com>
13130 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13132 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13135 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13136 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13137 value is a VECTOR_CST, the element type is the element type of the
13140 2009-04-22 DJ Delorie <dj@redhat.com>
13142 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13144 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13146 * alias.c (find_base_term): Move around LO_SUM case, so that
13147 CONST falls through into PLUS/MINUS handling.
13150 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13151 into 0, use omit_one_operand.
13153 2009-04-23 Ben Elliston <bje@au.ibm.com>
13155 * config/rs6000/linux-unwind.h (get_regs): Remove type
13156 puns. Change the type of `pc' to an array of unsigned ints and
13157 update all users. Constify frame24.
13159 2009-04-22 DJ Delorie <dj@redhat.com>
13161 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13162 declarations before code.
13163 (current_function_special_page_vector): Likewise.
13164 (m32c_expand_insv): Silence a warning.
13166 2009-04-21 Taras Glek <tglek@mozilla.com>
13168 * alias.c: Update GTY annotations to new syntax.
13169 * basic-block.h: Likewise.
13170 * bitmap.h: Likewise.
13171 * c-common.h: Likewise.
13172 * c-decl.c: Likewise.
13173 * c-parser.c: Likewise.
13174 * c-pragma.c: Likewise.
13175 * c-tree.h: Likewise.
13176 * cfgloop.h: Likewise.
13177 * cgraph.h: Likewise.
13178 * config/alpha/alpha.c: Likewise.
13179 * config/arm/arm.h: Likewise.
13180 * config/avr/avr.h: Likewise.
13181 * config/bfin/bfin.c: Likewise.
13182 * config/cris/cris.c: Likewise.
13183 * config/darwin.c: Likewise.
13184 * config/frv/frv.c: Likewise.
13185 * config/i386/i386.c: Likewise.
13186 * config/i386/i386.h: Likewise.
13187 * config/i386/winnt.c: Likewise.
13188 * config/ia64/ia64.h: Likewise.
13189 * config/iq2000/iq2000.c: Likewise.
13190 * config/mips/mips.c: Likewise.
13191 * config/mmix/mmix.h: Likewise.
13192 * config/pa/pa.c: Likewise.
13193 * config/pa/pa.h: Likewise.
13194 * config/rs6000/rs6000.c: Likewise.
13195 * config/s390/s390.c: Likewise.
13196 * config/sparc/sparc.c: Likewise.
13197 * config/xtensa/xtensa.c: Likewise.
13198 * cselib.h: Likewise.
13199 * dbxout.c: Likewise.
13200 * dwarf2out.c: Likewise.
13201 * except.c: Likewise.
13202 * except.h: Likewise.
13203 * fixed-value.h: Likewise.
13204 * function.c: Likewise.
13205 * function.h: Likewise.
13206 * gimple.h: Likewise.
13207 * integrate.c: Likewise.
13208 * optabs.c: Likewise.
13209 * output.h: Likewise.
13210 * real.h: Likewise.
13212 * stringpool.c: Likewise.
13213 * tree-data-ref.c: Likewise.
13214 * tree-flow.h: Likewise.
13215 * tree-scalar-evolution.c: Likewise.
13216 * tree-ssa-address.c: Likewise.
13217 * tree-ssa-alias.h: Likewise.
13218 * tree-ssa-operands.h: Likewise.
13219 * tree.c: Likewise.
13220 * tree.h: Likewise.
13221 * varasm.c: Likewise.
13222 * varray.h: Likewise.
13224 * coretypes.h: Do not define GTY macro if it is already defined.
13225 * doc/gty.texi: Update GTY documentation to new syntax.
13226 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13227 annotations on structs.
13228 * gengtype-parse.c: Likewise.
13230 2009-04-22 Mark Heffernan <meheff@google.com>
13232 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13234 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13236 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13239 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13241 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13242 the same as a PLUS without a shift. Increase the cost of a
13245 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13247 * Makefile.in: Update dependencies.
13248 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13249 * errors.h: Remove bogus comment about compatibility.
13250 (warning): Update declaration.
13251 * genautomata.c: Update all calls to warning.
13252 * gimple.c: Do not include errors.h. Include toplev.h.
13253 * tree-ssa-structalias.c: Do not include errors.h.
13254 * omega.c: Likewise.
13255 * tree-ssa-reassoc.c: Likewise.
13256 * config/spu/spu-c.c: Likewise.
13257 * config/spu/t-spu-elf: Update dependencies.
13259 2009-04-22 Richard Guenther <rguenther@suse.de>
13261 PR tree-optimization/39824
13262 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13263 make sure the types are compatible.
13265 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13268 * c-common.c (c_parse_error): Take a token_flags parameter.
13269 Use token_type for the token type instead.
13270 Pass token_flags to cpp_type2name.
13271 * c-common.h (c_parse_error): Update declaration.
13272 * c-parser.c (c_parser_error): Pass 0 as token flags.
13274 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13276 PR rtl-optimization/39580
13277 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13279 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13281 * function.c (expand_function_end): Do not emit a jump to the "naked"
13282 return label for fall-through returns.
13283 * except.c (sjlj_emit_function_exit): Always place the call to the
13284 unregister function at the location installed by expand_function_end.
13286 2009-04-22 Richard Guenther <rguenther@suse.de>
13288 PR tree-optimization/39845
13289 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13290 (gen_inbound_check): Likewise.
13292 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13294 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13296 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13297 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13299 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13301 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13302 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13303 shift counts to avoid out-of-bounds array accesses.
13305 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13307 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13308 (Pmode): Move above.
13310 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13312 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13313 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13314 GET_CODE macro. Use IN_RANGE macro where appropriate.
13315 * config/alpha/alpha.h: Ditto.
13316 * config/alpha/alpha.md: Ditto.
13317 * config/alpha/constraints.md: Ditto.
13318 * config/alpha/predicates.md: Ditto.
13320 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13322 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13323 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13324 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13325 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13326 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13327 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13328 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13329 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13330 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13331 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13332 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13333 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13334 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13335 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13336 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13337 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13338 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13339 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13340 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13341 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13342 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13343 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13344 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13345 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13346 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13347 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13348 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13350 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13352 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13353 references from comments.
13354 * cfgbuild.c: (count_basic_blocks): Delete.
13355 (find_basic_blocks_1): Delete.
13356 (find_basic_blocks): Delete.
13357 * except.c (finish_eh_generation): Make static. Move comment from
13358 except.h here. Remove find_basic_blocks references from comments.
13359 * except.h (finish_eh_generation): Delete.
13360 * basic-block.h (find_basic_blocks): Delete.
13361 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13363 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13365 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13366 (sdbout_parms): Likewise.
13368 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13370 * config/sh/sh.c (prepare_cbranch_operands): Use
13371 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13372 (expand_cbranchdi4): Likewise.
13373 (from_compare): Add cast to enum type.
13374 (expand_cbranchsi4): Use add_reg_note.
13375 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13376 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13377 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13378 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13379 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13380 instead of CODE_FOR_nothing.
13381 (cbranchdi4): Likewise. Fix the order of arguments for
13383 (push_fpscr): Use add_reg_note.
13384 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13385 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13387 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13389 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13390 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13391 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13392 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13393 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13394 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13395 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13396 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13397 config/alpha/x-vms, config/arc/t-arc,
13398 config/arm/README-interworking, config/arm/arm-c.c,
13399 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13400 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13401 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13402 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13403 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13404 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13405 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13406 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13407 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13408 config/cris/t-elfmulti, config/crx/t-crx,
13409 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13410 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13411 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13412 config/h8300/t-h8300, config/i386/athlon.md,
13413 config/i386/darwin-libgcc.10.4.ver,
13414 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13415 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13416 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13417 config/i386/t-linux64, config/i386/t-nwld,
13418 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13419 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13420 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13421 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13422 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13423 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13424 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13425 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13426 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13427 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13428 config/m68k/t-uclinux, config/mcore/t-mcore,
13429 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13430 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13431 config/mips/crtn.asm, config/mips/irix-crti.asm,
13432 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13433 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13434 config/mips/mips-fixed.md, config/mips/sb1.md,
13435 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13436 config/mips/t-iris6, config/mips/t-isa3264,
13437 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13438 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13439 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13440 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13441 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13442 config/mn10300/t-linux, config/mn10300/t-mn10300,
13443 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13444 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13445 config/picochip/libgccExtras/clzsi2.asm,
13446 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13447 config/rs6000/darwin-libgcc.10.4.ver,
13448 config/rs6000/darwin-libgcc.10.5.ver,
13449 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13450 config/rs6000/t-aix43, config/rs6000/t-aix52,
13451 config/rs6000/t-darwin, config/rs6000/t-fprules,
13452 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13453 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13454 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13455 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13456 config/rs6000/t-rtems, config/rs6000/t-spe,
13457 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13458 config/score/t-score-elf, config/sh/divcost-analysis,
13459 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13460 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13461 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13462 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13463 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13464 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13465 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13466 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13467 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13468 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13469 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13470 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13471 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13472 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13473 * config/h8300/genmova.sh: Include copyright and license notices
13474 in generated output.
13475 * config/h8300/mova.md: Regenerate.
13476 * doc/install.texi2html: Include word "Copyright" in copyright
13477 notice and use name "Free Software Foundation, Inc.".
13478 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13479 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13480 ChangeLog-2007, ChangeLog-2008: Correct dates.
13482 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13484 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13485 NE_EXPR operations as well.
13486 * c-parser.c (c_parser_condition): Do not set location information on
13488 (c_parser_conditional_expression): Likewise.
13489 (c_parser_binary_expression): Set location information on operators.
13490 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13491 TRUTH_NOT_EXPR has been folded.
13492 * fold-const.c (fold_truth_not_expr): Copy location information from
13493 the incoming expression to the outgoing one.
13494 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13495 recursive calls on the LHS of the operator but pass that of the
13496 operator to recursive calls on the RHS of the operator. Set it
13498 (shortcut_cond_expr): Set the locus of the operator on the second
13499 COND_EXPR and that of the expression on the first in degenerate cases.
13500 Pass the locus of the expression to calls to shortcut_cond_r.
13501 Set the locus of the 'then' block on the associated jump, if any.
13502 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13503 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13504 expression to call to gimplify_boolean_expr.
13506 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13508 * config.gcc: Add additional configuration for
13509 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13510 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13511 (CPP_SPEC): Redefine for allowing -municode option.
13512 (STARTFILE_SPEC): Likewise.
13513 * config/i386/t-mingw-w64: New.
13514 * config/i386/mingw-w64.opt: New.
13515 (municode): Add new target option.
13516 * doc/invoke.texi (municode): Add documentation for new option.
13518 2009-04-21 Ian Lance Taylor <iant@google.com>
13520 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13521 Correct test for number of arguments.
13522 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13524 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13526 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13527 argument of emit_library_call.
13529 2009-04-21 Richard Guenther <rguenther@suse.de>
13531 PR middle-end/39829
13532 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13533 inside VIEW_CONVERT_EXPRs.
13535 2009-04-21 Martin Jambor <mjambor@suse.cz>
13537 * tree-switch-conversion.c (build_constructors): Split a long line.
13538 (constructor_contains_same_values_p): New function.
13539 (build_one_array): Create assigns of constants if possible, do not
13540 call mark_sym_for_renaming, call update_stmt.
13541 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13542 make_rename_temp. Do not call mark_symbols_for_renaming, call
13544 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13545 find_new_referenced_vars, call update_stmt.
13546 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13547 instead of calling make_rename_temp. Do not call
13548 find_new_referenced_vars or mark_symbols_for_renaming, call
13551 2009-04-21 Richard Guenther <rguenther@suse.de>
13553 PR tree-optimization/39827
13554 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13555 (tree_ssa_phiprop): Pass the correct array size.
13557 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13559 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13561 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13564 * c-typeck.c (lvalue_p): Move declaration ...
13565 * c-common.h (lvalue_p): ... to here.
13566 * c-common.c (candidate_equal_p): New.
13567 (add_tlist): Use it.
13568 (merge_tlist): Use it.
13569 (warn_for_collisions_1): Likewise.
13570 (warning_candidate_p): Accept more candidates.
13571 (verify_tree): A warning candidate can be an expression. Use
13574 2009-04-21 Ben Elliston <bje@au.ibm.com>
13577 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13578 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13579 options. Remove -mcall-solaris documentation.
13581 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13584 * doc/invoke.texi (-Wlong-long): Update description.
13585 * c-lex (interpret_integer): Only warn if there was no previous
13586 overflow and -Wlong-long is enabled.
13587 * c-decl.c (declspecs_add_type): Drop redundant flags.
13588 * c.opt (Wlong-long): Init to -1.
13589 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13590 and front-end warn_long_long. Wlong-long only depends on other
13591 flags if it is uninitialized.
13592 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13593 the same for CPP and FE.
13594 (restore_extension_diagnostics): Likewise.
13596 2009-04-20 Ian Lance Taylor <iant@google.com>
13598 Fix enum conversions which are invalid in C++:
13599 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13600 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13601 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13602 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13603 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13604 (dbxout_parms): Likewise.
13605 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13606 (df_clear_flags): Likewise.
13607 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13608 top_flag parameter to int.
13609 (df_chain_create_bb_process_use): Likewise.
13610 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13612 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13613 (df_ref_create_structure, df_def_record_1): Likewise.
13614 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13615 (df_notes_rescan): Change 0 to VOIDmode in function call.
13616 (df_get_call_refs, df_insn_refs_collect): Likewise.
13617 (df_bb_regs_collect): Likewise.
13618 (df_entry_block_defs_collect): Likewise.
13619 (df_exit_block_uses_collect): Likewise.
13620 * df.h: Update declarations.
13621 * double-int.c (double_int_divmod): Add cast to enum type.
13622 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13623 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13624 (based_loc_descr): Likewise.
13625 (loc_descriptor_from_tree_1): Change first_op and second_op to
13626 enum dwarf_location_atom. Add cast to enum type.
13627 * expmed.c (init_expmed): Change 0 to SET in function call.
13628 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13629 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13630 (do_store_flag): Likewise.
13631 * fixed-value.h (struct fixed_value): Change mode to enum
13633 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13634 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13636 (insert_insn_decl, insert_decl, insert_state): Likewise.
13637 (automata_list_finish): Likewise.
13638 * genrecog.c (process_define_predicate): Add cast to enum type.
13639 * gensupport.c (init_predicate_table): Add cast to enum type.
13640 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13642 (gimple_build_call_1, gimple_build_label): Likewise.
13643 (gimple_build_goto, gimple_build_asm_1): Likewise.
13644 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13645 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13646 (enum fallback): Rename from enum fallback_t.
13647 (fallback_t): Typedef as int.
13648 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13649 GSI_SAME_STMT in function call.
13650 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13652 (setup_reg_class_relations): Likewise.
13653 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13654 (setup_prohibited_class_mode_regs): Add cast to enum type.
13655 (setup_prohibited_mode_move_regs): Likewise.
13656 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13657 (record_address_regs): Change i to enum reg_class.
13658 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13659 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13660 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13661 (GET_MODE_2XWIDER_MODE): Likewise.
13662 (GET_CLASS_NARROWEST_MODE): Likewise.
13663 * omp-low.c (expand_omp_for): Add cast to enum type.
13664 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13665 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13666 * postreload.c (reload_cse_simplify_operands): Change rclass local
13668 * predict.c (combine_predictions_for_insn): Change best_predictor
13669 and predictor to enum br_predictor.
13670 (combine_predictions_for_bb): Likewise.
13671 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13672 use SET_PREDICT_EXPR_OUTCOME.
13673 * real.c (real_arithmetic): Change icode to code in function call.
13674 * reginfo.c (init_move_cost): Add casts to enum type.
13675 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13676 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13678 * reload.c (find_valid_class): Add casts to enum type.
13679 (push_reload): Change 0 to NO_REGS in function call.
13680 (find_reloads): Change this_alternative to array of enum
13681 reg_class. Remove some now-unnecessary casts.
13682 (make_memloc): Change 0 to VOIDmode in function call.
13683 * reload1.c (reload): Change 0 to VOIDmode in function call.
13684 (eliminate_regs_1, elimination_effects): Likewise.
13685 (eliminate_regs_in_insn): Likewise.
13686 (emit_input_reload_insns): Add cast to enum type.
13687 (delete_output_reload): Change 0 to VOIDmode in function call.
13688 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13689 to enum type in function call.
13690 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13691 (SET_PREDICT_EXPR_OUTCOME): Define.
13692 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13693 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13694 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13695 (dump_function): Likewise.
13696 * tree-dump.h: Update declarations.
13697 * tree-pass.h: Update declarations.
13698 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13699 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13701 (arm_rtx_costs_1): Correct parenthesization.
13702 (arm_rtx_costs): Add casts to enum type.
13703 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13704 (vfp_emit_fstmd): Use add_rg_note.
13705 (emit_multi_reg_push, emit_sfm): Likewise.
13706 (thumb_set_frame_pointer): Likewise.
13707 (arm_expand_prologue): Likewise.
13708 (arm_regno_class): Change return type to enum reg_class.
13709 (thumb1_expand_prologue): Use add_reg_note.
13710 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13711 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13713 * config/arm/gentune.sh: Add cast to enum type.
13714 * config/arm/arm-tune.md: Rebuild.
13715 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13716 (ix86_split_fp_branch, predict_jump): Likewise.
13717 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13718 insn_code to enum rtx_code.
13719 (ix86_builtin_vectorized_function): Add cast to enum type.
13720 * config/i386/i386.md (truncdfsf2): Change slot to enum
13722 (truncxf<mode>2, isinf<mode>2): Likewise.
13723 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13725 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13726 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13727 (insert_bundle_state): Change 1 to INSERT in function call.
13728 (ia64_add_bundle_selector_before): Likewise.
13729 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13730 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13731 (restore_stack_nonlocal): Likewise.
13732 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13734 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13736 (mips_rtx_costs): Likewise.
13737 (mips_override_options): Add casts to enum type.
13738 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13740 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13741 (store_reg, set_reg_plus_d): Likewise.
13742 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13743 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13745 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13747 (emit_unlikely_jump): Use add_reg_note.
13748 (rs6000_emit_allocate_stack): Likewise.
13749 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13750 (output_toc): Change 1 to INSERT in function call.
13751 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13752 (rs6000_initialize_trampoline): Likewise.
13753 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13755 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13756 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13757 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13758 (save_gprs): Use add_reg_note.
13759 (s390_emit_prologue): Likewise.
13760 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13761 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13762 (sparc_fold_builtin): Add cast to enum type.
13763 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13765 (spu_expand_prologue): Use add_reg_note.
13766 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13768 2009-04-20 Ian Lance Taylor <iant@google.com>
13770 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13771 (c_parser_postfix_expression_after_primary): Get VEC for list of
13772 arguments. Get original types of arguments. Call
13773 build_function_call_vec.
13774 (cached_expr_list_1, cached_expr_list_2): New static variables.
13775 (c_parser_expr_list): Change return type to VEC *. Add
13776 p_orig_types parameter. Change all callers.
13777 (c_parser_release_expr): New static function.
13778 (c_parser_vec_to_tree_list): New static function.
13779 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13780 call build_function_call_vec.
13781 (build_function_call_vec): New function, based on old
13782 build_function_call.
13783 (convert_arguments): Remove nargs and argarray parameters. Change
13784 values to a VEC. Add origtypes parameter.
13785 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13786 (convert_for_assignment): Add origtype parameter. Change all
13787 callers. If warn_cxx_compat, check for conversion to an enum
13788 type when calling a function.
13789 (store_init_value): Add origtype parameter. Change all callers.
13790 (digest_init): Likewise.
13791 (struct init_node): Add origtype field.
13792 (add_pending_init): Add origtype parameter. Change all callers.
13793 (output_init_element): Likewise.
13794 (output_pending_init_elements): Pass origtype from init_node to
13795 output_init_element.
13796 (process_init_element): Pass origtype from c_expr to
13797 output_init_element.
13798 (c_finish_return): Add origtype parameter. Change all callers.
13799 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13801 (sync_resolve_params): Likewise.
13802 (sync_resolve_return): Change params to first_param. Change caller.
13803 (resolve_overloaded_builtins): Change params to VEC *. Change
13804 callers. Save first parameter around call to build_function_call_vec.
13805 * c-decl.c (finish_decl): Add origtype parameter. Change all
13806 callers. Call build_function_call_vec rather than
13807 build_function_call for cleanup.
13808 * c-tree.h: Update declarations.
13809 * c-common.h: Update declarations.
13810 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13811 params to first_param.
13812 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13813 params parameter from tree to void *.
13814 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13815 Change arglist parameter to have type void *, and to be a pointer
13817 * config/rs6000/rs6000-protos.h
13818 (altivec_resolve_overloaded_builtin): Update declaration.
13819 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13820 fnargs parameter to have type void *, and to be a pointer to a
13821 VEC. Call build_function_call_vec instead of
13822 build_function_call.
13823 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13825 2009-04-20 Joey Ye <joey.ye@intel.com>
13826 Xuepeng Guo <xuepeng.guo@intel.com>
13827 H.J. Lu <hongjiu.lu@intel.com>
13829 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13831 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13832 (IX86_LEA_PRIORITY): Likewise.
13833 (distance_non_agu_define): New function.
13834 (distance_agu_use): Likewise.
13835 (ix86_lea_for_add_ok): Likewise.
13836 (ix86_dep_by_shift_count): Likewise.
13838 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13839 should split for LEA.
13841 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13843 (ix86_dep_by_shift_count): Likewise.
13845 2009-04-20 Richard Guenther <rguenther@suse.de>
13847 * expr.c (handled_component_p): Move ...
13848 * tree.h (handled_component_p): ... here.
13849 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13850 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13851 and REALPART_EXPR to be in one group.
13853 2009-04-20 Richard Guenther <rguenther@suse.de>
13855 * basic-block.h (get_all_dominated_blocks): Declare.
13856 * dominance.c (get_all_dominated_blocks): New function.
13857 * tree-cfg.c (get_all_dominated_blocks): Remove.
13858 (remove_edge_and_dominated_blocks): Adjust.
13859 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13860 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13861 instead of recursing.
13863 2009-04-20 Doug Kwan <dougkwan@google.com>
13865 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13866 (struct cgraph_node_set_def): New type.
13867 (cgraph_node_set) New type. Also declare vector functions.
13868 (struct cgraph_node_set_element_def): New type.
13869 (cgraph_node_set_element): Ditto.
13870 (cgraph_node_set_iterator): New iterator type.
13871 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13872 cgraph_node_set_remove, dump_cgraph_node_set,
13873 debug_cgraph_node_set): New prototypes.
13874 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13875 cgraph_node_set_size): New inlines.
13876 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13877 including cgraph.h.
13878 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13879 argument to function 'write_summary'.
13880 * ipa.c: Include ggc.h.
13881 (hash_cgraph_node_set_element,
13882 eq_cgraph_node_set_element, cgraph_node_set_new,
13883 cgraph_node_set_add, cgraph_node_set_remove,
13884 cgraph_node_set_find, dump_cgraph_node_set,
13885 debug_cgraph_node_set): New functions.
13886 * Makefile.in (ipa.o): Add dependency on GGC_H.
13888 2009-04-20 Ira Rosen <irar@il.ibm.com>
13890 PR tree-optimization/39675
13891 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13892 check of the return code of vect_schedule_slp. Check that
13893 stmt_vec_info still exists for the statement, before checking its
13894 vectorization type.
13896 2009-04-20 Michael Matz <matz@suse.de>
13898 * Makefile.in (generated_files): Take out $(simple_generated_c).
13900 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13902 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13903 (UINTPTR_TYPE): Likewise.
13905 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13908 * c-typeck.c (digest_init): Check for initializing an array with a
13911 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13914 * c-semantics.c (pop_stmt_list): Propagate
13915 STATEMENT_LIST_HAS_LABEL to parent statement list.
13917 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13919 * config/mips/mips.h (mips_tune_attr): New macro.
13920 * config/mips/mips.md (cpu): Use it.
13922 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13925 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13928 2009-04-19 Diego Novillo <dnovillo@google.com>
13930 * toplev.c (compile_file): Move call to coverage_finish ...
13931 * cgraphunit.c (ipa_passes): ... here.
13932 Call cgraph_process_new_functions.
13933 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13934 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13936 2009-04-19 Jan Hubicka <jh@suse.cz>
13938 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13940 (dump_cgraph_node): Dump can throw external flag.
13941 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13943 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13947 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13948 * common.opt (Wlogical-op): Move from here...
13949 * c.opt (Wlogical-op): ... to here.
13950 * c-typeck.c (parser_build_binary_op): Update call to
13951 warn_logical_operator.
13952 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13954 * c-common.c (warn_logical_op): Update.
13955 * c-common.h (warn_logical_op): Update declaration.
13957 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13959 * tree.c (protected_set_expr_location): Fix formatting.
13961 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13964 * c-typeck.c (readonly_warning): new.
13965 (build_unary_op, build_modify_expr): Use readonly_warning for
13966 storing into something readonly but not const-qualified.
13968 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13971 * c-typeck.c (build_unary_op): Check for taking address of
13972 expression of type void.
13974 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13977 * c-typeck.c (build_function_call): Check for calling a function
13978 with qualified void return types. Call require_complete_type when
13981 2009-04-18 Jan Hubicka <jh@suse.cz>
13983 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13985 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13986 can_throw_external flag.
13987 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13988 * ipa-pure-const.c (ignore_edge): New function.
13989 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13990 only over can_throw_external edges.
13991 (local_pure_const): Add nothrow flag.
13992 * ipa-utils.c (searchc): Add ignore_edge callback.
13993 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13994 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13995 (set_nothrow_function_flags): Update cgraph.
13996 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13998 2009-04-18 Richard Guenther <rguenther@suse.de>
14000 PR middle-end/39804
14001 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14002 (fold_stmt): ... this and ...
14003 (fold_stmt_inplace): ... this.
14004 (fold_stmt_1): Fold references in calls and asms.
14005 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14007 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14009 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14010 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14012 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14014 * tree.c (function_args_count): Remove.
14015 * tree.h: Remove the prototype for function_args_count.
14017 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14019 * tree-iterator.c (expr_only): Remove.
14020 * tree.h: Remove the prototype for expr_only.
14022 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14024 * reginfo.c (cannot_change_mode_set_regs): Remove.
14025 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14027 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14029 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14030 whether operands 0 and 1 overlaps.
14032 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14034 PR middle-end/36902
14035 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14036 pointer. Use warning_at instead of warning.
14037 (search_for_addr_array): Likewise.
14038 (check_array_bounds): Likewise.
14039 (check_all_array_refs): Check that the incoming edge is not in the
14040 list of edges to be removed.
14041 (check_all_array_refs): Avoid the temporal pointer.
14042 (vrp_visit_cond_stmt): Fix typo.
14043 (simplify_switch_using_ranges): Handle the case where the switch
14044 index is an integer constant.
14046 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14048 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14050 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14052 * doc/extend.texi, doc/invoke.texi: Fix typos.
14054 2009-04-17 Cary Coutant <ccoutant@google.com>
14056 * tree-flow-inline.h (get_lineno): Fix inverted test.
14058 2009-04-17 Diego Novillo <dnovillo@google.com>
14060 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14061 assertion for AVAIL_OUT.
14063 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14066 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14067 * config/sh/linux-atomic.asm: Likewise.
14069 2009-04-17 Diego Novillo <dnovillo@google.com>
14071 * except.c (debug_eh_tree): New.
14072 (struct eh_region, struct eh_status): Move ...
14073 * except.h: ... here.
14074 (add_type_for_runtime): Declare extern.
14075 (lookup_type_for_runtime): Likewise.
14076 (debug_eh_tree): Declare.
14077 * Makefile.in (GTFILES): List except.h before except.c
14079 2009-04-17 Diego Novillo <dnovillo@google.com>
14081 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14082 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14083 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14084 (find_vars_r): ... here.
14085 * tree-flow.h (find_referenced_vars_in): Declare.
14086 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14087 that AVAIL_OUT exists for BLOCK.
14088 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14089 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14090 (tree-parloops.o): Likewise.
14092 2009-04-17 Simon Baldwin <simonb@google.com>
14094 * toplev.c (default_tree_printer): Add handling for %E format.
14096 2009-04-17 Diego Novillo <dnovillo@google.com>
14098 * tree-pretty-print.c (dump_generic_node): Add break after
14099 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14100 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14101 FUNCTION_TYPE together. Call print_struct_decl when printing
14102 structures and TDF_SLIM is not given.
14103 (print_struct_decl): Fix logic for detecting recursion.
14105 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14108 * gcc.c (create_at_file): New.
14109 (compile_input_file_p): New.
14110 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14111 * main.c (main): Update call to toplev_main.
14112 * toplev.c (toplev_main): Change signature. Call expandargv.
14113 * toplev.h (toplev_main): Change signature.
14115 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14117 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14118 if the latter is not constant.
14120 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14122 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14124 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14126 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14127 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14129 2009-04-17 Richard Guenther <rguenther@suse.de>
14131 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14132 Handle component references view-converting an invariant address.
14134 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14136 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14137 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14138 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14139 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14140 Use @deftypevr rather than @deftypevar.
14142 2009-04-17 Richard Guenther <rguenther@suse.de>
14144 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14145 (get_prop_source_stmt): Likewise.
14146 (can_propagate_from): Likewise.
14148 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14150 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14151 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14152 (--with-multilib-list): Add default value.
14153 * configure: Regenerate.
14154 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14155 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14156 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14157 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14158 Don't add default cpu to multilib list unnecessarily, but do enable
14159 the relevant compiler option..
14160 Add support for --with-multilib-list=<blank> and
14161 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14162 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14163 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14164 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14165 TM_MULTILIB_CONFIG.
14166 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14167 (MULTILIB_OSDIRNAMES): New variable.
14168 * config/sh/t-1e: Delete file.
14169 * config/sh/t-mlib-sh1: Delete file.
14170 * config/sh/t-mlib-sh2: Delete file.
14171 * config/sh/t-mlib-sh2a: Delete file.
14172 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14173 * config/sh/t-mlib-sh2a-single: Delete file.
14174 * config/sh/t-mlib-sh2a-single-only: Delete file.
14175 * config/sh/t-mlib-sh2e: Delete file.
14176 * config/sh/t-mlib-sh3e: Delete file.
14177 * config/sh/t-mlib-sh4: Delete file.
14178 * config/sh/t-mlib-sh4-nofpu: Delete file.
14179 * config/sh/t-mlib-sh4-single: Delete file.
14180 * config/sh/t-mlib-sh4-single-only: Delete file.
14181 * config/sh/t-mlib-sh4a: Delete file.
14182 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14183 * config/sh/t-mlib-sh4a-single: Delete file.
14184 * config/sh/t-mlib-sh4a-single-only: Delete file.
14185 * config/sh/t-mlib-sh4al: Delete file.
14186 * config/sh/t-mlib-sh5-32media: Delete file.
14187 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14188 * config/sh/t-mlib-sh5-64media: Delete file.
14189 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14190 * config/sh/t-mlib-sh5-compact: Delete file.
14191 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14192 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14193 * doc/install.texi (Options specification): Add
14194 --with-multilib-list and --with-endian.
14196 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14198 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14200 (OBJS-common): Add plugin-version.o.
14201 (plugin-version.o): New.
14202 * gcc-plugin.h (plugin_gcc_version): New.
14203 (plugin_default_version_check): New.
14204 (plugin_init_func, plugin_init): Add version argument.
14205 * plugin-version.c: New.
14206 * plugin.c (str_plugin_gcc_version_name): New.
14207 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14208 pass it to the init function.
14209 (plugin_default_version_check): New.
14211 2009-04-17 Richard Guenther <rguenther@suse.de>
14213 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14214 for decl-vs-decl disambiguation.
14216 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14218 * config/s390/s390.h (s390_tune_attr): New macro definition.
14219 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14221 2009-04-17 Richard Guenther <rguenther@suse.de>
14223 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14224 (fold_stmt_r): Likewise.
14225 (maybe_fold_reference): New function.
14226 (fold_gimple_assign): Handle cases fold_stmt_r did.
14227 (fold_stmt): Do not use fold_stmt_r.
14228 (fold_stmt_inplace): Likewise.
14230 2009-04-17 Richard Guenther <rguenther@suse.de>
14232 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14233 (record_equivalences_from_stmt): Remove useless checks and
14235 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14236 the type is already suitable.
14238 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14240 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14242 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14244 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14245 (CMPtype): Define as __gcc_CMPtype.
14247 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14249 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14250 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14252 2009-04-17 Richard Guenther <rguenther@suse.de>
14254 PR tree-optimization/39746
14255 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14256 special-casing for builtins and static variable use/def.
14257 (call_may_clobber_ref_p_1): Likewise.
14259 2009-04-16 Ian Lance Taylor <iant@google.com>
14261 * df.h: Include "timevar.h".
14262 (struct df_problem): Change tv_id field to timevar_id_t.
14263 * tree-pass.h: Include "timevar.h".
14264 (struct opt_pass): Change tv_id field to timevar_id_t.
14265 * timevar.h (timevar_id_t): Define TV_NONE.
14266 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14267 TV_NONE rather than tv_id != 0.
14268 (execute_one_pass): Likewise.
14269 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14270 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14271 dependencies to $(TREE_PASS_H).
14272 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14274 (pass_branch_target_load_optimize2): Likewise.
14275 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14276 (pass_outof_cfg_layout_mode): Likewise.
14277 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14278 (pass_rebuild_cgraph_edges): Likewise.
14279 (pass_remove_cgraph_callee_edges): Likewise.
14280 * df-core.c (pass_df_initialize_opt): Likewise.
14281 (pass_df_initialize_no_opt): Likewise.
14282 (pass_df_finish): Likewise.
14283 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14284 * except.c (pass_set_nothrow_function_flags): Likewise.
14285 (pass_convert_to_eh_region_ranges): Likewise.
14286 * final.c (pass_compute_alignments): Likewise.
14287 * function.c (pass_instantiate_virtual_regs): Likewise.
14288 (pass_init_function): Likewise.
14289 (pass_leaf_regs): Likewise.
14290 (pass_match_asm_constraints): Likewise.
14291 * gimple-low.c (pass_lower_cf): Likewise.
14292 (pass_mark_used_blocks): Likewise.
14293 * init-regs.c (pass_initialize_regs): Likewise.
14294 * integrate.c (pass_initial_value_sets): Likewise.
14295 * ira.c (pass_ira): Likewise.
14296 * jump.c (pass_cleanup_barriers): Likewise.
14297 * omp-low.c (pass_expand_omp): Likewise.
14298 (pass_lower_omp): Likewise.
14299 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14300 * recog.c (pass_split_all_insns): Likewise.
14301 (pass_split_after_reload): Likewise.
14302 (pass_split_before_regstack): Likewise.
14303 (pass_split_before_sched2): Likewise.
14304 (pass_split_for_shorten_branches): Likewise.
14305 * reginfo.c (pass_reginfo_init): Likewise.
14306 (pass_subregs_of_mode_init): Likewise.
14307 (pass_subregs_of_mode_finish): Likewise.
14308 * passes.c (pass_postreload): Likewise.
14309 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14310 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14311 (pass_warn_function_return): Likewise.
14312 (pass_warn_function_noreturn): Likewise.
14313 * tree-complex.c (pass_lower_complex): Likewise.
14314 (pass_lower_complex_O0): Likewise.
14315 * tree-if-conv.c (pass_if_conversion): Likewise.
14316 * tree-into-ssa.c (pass_build_ssa): Likewise.
14317 * tree-mudflap.c (pass_mudflap_1): Likewise.
14318 (pass_mudflap_2): Likewise.
14319 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14320 (pass_mudflap_2): Likewise.
14321 * tree-nrv.c (pass_return_slot): Likewise.
14322 * tree-object-size.c (pass_object_sizes): Likewise.
14323 * tree-optimize.c (pass_all_optimizations): Likewise.
14324 (pass_early_local_passes): Likewise.
14325 (pass_all_early_optimizations): Likewise.
14326 (pass_cleanup_cfg): Likewise.
14327 (pass_cleanup_cfg_post_optimizing): Likewise.
14328 (pass_free_datastructures): Likewise.
14329 (pass_free_cfg_annotations): Likewise.
14330 (pass_fixup_cfg): Likewise.
14331 (pass_init_datastructures): Likewise.
14332 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14333 (pass_late_warn_uninitialized): Likewise.
14334 (pass_update_address_taken): Likewise.
14335 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14336 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14337 (pass_cse_sincos): Likewise.
14338 (pass_convert_to_rsqrt): Likewise.
14339 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14340 * tree-stdarg.c (pass_stdarg): Likewise.
14341 * tree-tailcall.c (pass_tail_recursion): Likewise.
14342 (pass_tail_calls): Likewise.
14343 * tree-vect-generic.c (pass_lower_vector): Likewise.
14344 (pass_lower_vector_ssa): Likewise.
14345 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14347 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14349 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14351 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14353 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14354 logical and signext.
14356 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14359 * config/sh/predicates.md (arith_operand): Check if the operand
14360 of TRUNCATE is a REG.
14362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14364 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14365 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14369 * tree-iterator.c (tsi_split_statement_list_after,
14370 tsi_split_statement_list_before): Remove.
14371 * tree-iterator.h: Remove the prototypes for
14372 tsi_split_statement_list_after and tsi_split_statement_list_before.
14374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14376 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14377 * tree-ssa-propagate.h: Remove the prototype for
14378 stmt_makes_single_load.
14380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14382 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14383 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14387 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14389 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14391 * except.c (eh_region_outer_p): Remove.
14392 * except.h: Remove the prototype for eh_region_outer_p.
14394 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14396 * function.c (current_function_assembler_name): Remove.
14397 * function.h: Remove the prototype for
14398 current_function_assembler_name.
14400 2009-04-16 Ian Lance Taylor <iant@google.com>
14402 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14403 (add_reg_note): Call alloc_reg_note.
14404 * rtl.h (alloc_reg_note): Declare.
14405 * combine.c (try_combine): Use alloc_reg_note.
14406 (recog_for_combine, move_deaths): Likewise.
14407 (distribute_notes): Use alloc_reg_note and add_reg_note.
14408 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14409 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14410 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14412 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14414 PR rtl-optimization/39762
14415 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14416 ira_may_move_out_cost): Add comments about way of their usage.
14417 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14419 * ira-conflicts.c (process_regs_for_copy): Use function
14420 ira_get_register_move_cost instead of global
14421 ira_register_move_cost.
14423 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14424 color_pass, move_spill_restore, update_curr_costs): Ditto.
14426 * ira-lives.c (process_single_reg_class_operands): Ditto.
14428 * ira-emit.c (emit_move_list): Ditto.
14430 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14431 (record_reg_classes): Ditto. Use functions
14432 ira_get_register_move_cost and ira_get_may_move_cost instead of
14433 global vars ira_register_move_cost, ira_may_move_out_cost and
14434 ira_may_move_in_cost.
14435 (record_address_regs): Don't call ira_init_register_move_cost.
14436 Use function ira_get_may_move_cost instead of global
14437 ira_may_move_in_cost.
14438 (process_bb_node_for_hard_reg_moves): Use function
14439 ira_get_register_move_cost instead of global ira_register_move_cost.
14440 (ira_costs): Don't call ira_init_register_move_cost.
14442 2009-04-16 Richard Guenther <rguenther@suse.de>
14444 * tree-cfg.c (verify_gimple_assign_binary):
14445 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14446 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14447 (create_general_new_stmt): Note that this function is broken.
14449 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14451 * common.opt (fhelp): Add Var(help_flag).
14452 * gcc-plugin.h (plugin_info): Add help.
14453 * plugin.c (plugin_name_args): Add help.
14454 (register_plugin_info): Set plugin->help.
14455 (print_help_one_plugin): New.
14456 (print_plugins_help): New.
14457 * plugin.h (print_plugins_help): New.
14458 * toplev.c (toplev_main): Call print_plugins_help if needed.
14460 2009-04-16 Richard Guenther <rguenther@suse.de>
14462 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14463 (gimple_ior_addresses_taken_1): New function.
14464 (gimple_ior_addresses_taken): Likewise.
14465 * gimple.h (struct gimple_statement_with_ops_base): Remove
14466 addresses_taken member.
14467 (gimple_ior_addresses_taken): Declare.
14468 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14469 gimple_set_addresses_taken): Remove.
14470 * ipa-reference.c (mark_address): New function.
14471 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14472 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14473 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14474 (gimple_add_to_addresses_taken): Remove.
14475 (get_tmr_operands): Call mark_address_taken.
14476 (get_asm_expr_operands): Likewise.
14477 (get_expr_operands): Likewise.
14478 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14479 (free_stmt_operands): Do not free it.
14480 * tree-ssa.c (delete_tree_ssa): Likewise.
14481 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14483 2009-04-16 Richard Guenther <rguenther@suse.de>
14485 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14486 (walk_stmt_load_store_ops): Likewise.
14487 * gimple.c (get_base_loadstore): New function.
14488 (walk_stmt_load_store_addr_ops): Likewise.
14489 (walk_stmt_load_store_ops): Likewise.
14490 * ipa-pure-const.c (check_op): Simplify.
14491 (check_load, check_store): New functions.
14492 (check_stmt): Use walk_stmt_load_store_ops.
14493 * ipa-reference.c (mark_load): Adjust signature.
14494 (mark_store): Likewise.
14495 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14497 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14499 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14500 (plugin_info): New.
14501 * opts.c (common_handle_option): Don't call print_version.
14502 * plugin.c (plugin_name_args): Add version.
14503 (register_plugin_info): New.
14504 (register_callback): Handle PLUGIN_INFO.
14505 (try_init_one_plugin): New.
14506 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14508 (finalize_one_plugin): New.
14509 (finalize_plugins): New.
14510 (print_one_plugin): New.
14511 (print_plugins_versions): New.
14512 * plugin.h (print_plugins_versions): New.
14513 (finalize_plugins): New.
14514 * toplev.c (compile_file): Don't call initialize_plugins.
14515 (print_version): Call print_plugins_versions.
14516 (toplev_main): Call initialize_plugins. Print version if needed.
14517 Call finalize_plugins.
14519 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14521 * common.opt (fversion): New.
14522 * gcc.c (print_version): New.
14523 (process_command): Don't print the version. Just set print_version.
14524 (main): Print version. Call subprocesses if print_version and
14525 verbose_flag are set.
14526 * opts.c (common_handle_option): Handle OPT_fversion.
14528 2009-04-16 Richard Guenther <rguenther@suse.de>
14529 Ira Rosen <irar@il.ibm.com>
14531 PR tree-optimization/39698
14532 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14533 type of the reduction variable. Only generate the def if
14536 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14537 make sure to first convert to an integer of the same precision.
14538 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14539 the type of the evolution correctly in computing the new
14540 induction variable base.
14542 2009-04-16 Richard Guenther <rguenther@suse.de>
14544 PR middle-end/39625
14545 * tree-cfg.c (make_blocks): Split statements with to-be
14546 abnormal SSA names on the lhs.
14548 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14550 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14551 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14552 * c-typeck.c (really_start_incremental_init): Likewise.
14553 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14554 (TARGET_INITIALIZER): Remove it.
14555 * target.h (struct target): Remove vector_opaque_p.
14556 * tree.c (build_opaque_vector_type): New.
14557 * tree.h (TYPE_VECTOR_OPAQUE): New.
14558 (build_opaque_vector_type): Declare.
14559 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14560 * config/rs6000/rs6000.c (build_opaque_vector_type,
14561 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14562 (rs6000_init_builtins): Use build_opaque_vector_type for
14563 opaque_V4SI_type_node.
14565 2009-04-15 Catherine Moore <clm@codesourcery.com>
14567 * debug.h (set_name): Declare.
14568 * dwarf2out.c (dwarf2out_set_name): Declare.
14569 (dwarf2_debug_hooks): Add set_name.
14570 (find_AT_string): New.
14571 (add_AT_string): Call find_AT_string.
14572 (dwarf2out_set_name): New.
14573 * cp/decl.c (grokdeclarator): Call set_name.
14574 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14575 * debug.c (do_nothing_debug_hooks): Likewise.
14576 * dbxout.c (dbx_debug_hooks): Likewise.
14577 * sdbout.c (sdb_debug_hooks): Likewise.
14579 2009-04-15 Michael Eager <eager@eagercon.com>
14581 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14582 reg for single-precision FPU.
14583 * config/rs6000/rs6000.md (movsi_internal1): Only for
14584 !TARGET_SINGLE_FPU.
14585 (movsi_internal1_single): New. Add pattern to move SI values to/from
14586 single-precision FP regs.
14588 2009-04-15 Richard Guenther <rguenther@suse.de>
14590 * omp-low.c (lower_rec_input_clauses): Build correct address
14592 (expand_omp_for_generic): Fix multiplication type.
14593 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14594 (generate_memset_zero): Fix types.
14595 * tree-profile.c (prepare_instrumented_value): Correctly
14598 2009-04-15 Ian Lance Taylor <iant@google.com>
14600 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14601 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14602 for -Wall and for -Wc++-compat.
14603 (c_common_post_options): For C++, set warn_enum_compare if not
14605 * c-tree.h (struct c_expr): Add field original_type.
14606 (build_external_ref): Update declaration.
14607 * c-parser.c (c_parser_braced_init): Set original_type.
14608 (c_parser_initelt): Likewise.
14609 (c_parser_expr_no_commas): Likewise.
14610 (c_parser_conditional_expression): Likewise.
14611 (c_parser_cast_expression): Likewise.
14612 (c_parser_unary_expression): Likewise. Pull setting of
14613 original_code to top of function.
14614 (c_parser_sizeof_expression): Set original_type.
14615 (c_parser_alignof_expression): Likewise.
14616 (c_parser_postfix_expression): Likewise. Pull setting of
14617 original_code to top of function.
14618 (c_parser_postfix_expression_after_paren_type): Set original_type.
14619 (c_parser_postfix_expression_after_primary): Likewise.
14620 (c_parser_expression): Likewise.
14621 * c-typeck.c (build_external_ref): Add type parameter. Change all
14623 (c_expr_sizeof_expr): Set original_type field.
14624 (parser_build_unary_op): Likewise.
14625 (parser_build_binary_op): Likewise. Optionally warn about
14626 comparisons of enums of different types.
14627 (digest_init): Set original_type field.
14628 (really_start_incremental_init): Likewise.
14629 (push_init_level, pop_init_level): Likewise.
14630 * doc/invoke.texi (Warning Options): -Wenum-compare now
14633 2009-04-15 Richard Guenther <rguenther@suse.de>
14635 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14636 out a necessary conversion.
14637 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14638 names we didn't value number.
14639 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14641 2009-04-15 Richard Guenther <rguenther@suse.de>
14643 PR tree-optimization/39764
14644 * tree-ssa-ccp.c (get_value): Canonicalize value with
14645 canonicalize_float_value.
14647 2009-04-15 Jan Hubicka <jh@suse.cz>
14649 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14650 Wrong version of patch.
14652 2009-04-15 Jan Hubicka <jh@suse.cz>
14654 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14656 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14658 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14659 our distinct integral and vector types.
14661 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14663 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14664 * init.c (build_vtbl_address): Remove call to assemble_external.
14666 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14668 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14669 output for other floating point modes.
14671 2009-04-14 Diego Novillo <dnovillo@google.com>
14673 * diagnostic.c (diagnostic_report_diagnostic): Do not
14674 warn about loaded plugins for DK_ERROR and DK_WARNING.
14675 * c-decl.c (declspecs_add_type): Move call to
14676 invoke_plugin_callbacks ...
14677 * c-parser.c (c_parser_declspecs): ... here.
14678 * plugin.c (dump_active_plugins): Tidy output.
14680 2009-04-14 Diego Novillo <dnovillo@google.com>
14681 Le-Chun Wu <lcwu@google.com>
14683 * configure.ac: Add --enable-plugin support.
14684 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14685 * Makefile.in (PLUGIN_H): Define.
14686 Export ENABLE_PLUGIN and GMPINC to site.exp.
14687 Add PLUGINLIBS to link command.
14688 Add/modify dependencies for plugin.o and files including plugin.h.
14690 * config.in: Regenerate.
14692 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14695 2009-04-14 Le-Chun Wu <lcwu@google.com>
14697 * tree-pass.h (register_one_dump_file): Add a prototype for
14698 register_one_dump_file.
14699 * toplev.c (compile_file): Call initialize_plugins.
14700 (do_compile): Call invoke_plugin_callbacks.
14701 (toplev_main): Call invoke_plugin_callbacks.
14702 * common.opt: Add -fplugin= and -fplugin-arg-.
14703 * gcc-plugin.h: New public header file for plugins to include.
14704 * plugin.c: New source file.
14705 * plugin.h: New internal header file.
14706 * passes.c (register_one_dump_file): Make it external.
14708 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14710 2009-04-14 Diego Novillo <dnovillo@google.com>
14712 * doc/plugins.texi: New.
14713 * doc/gccint.texi: Add reference to Plugins chapter.
14714 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14715 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14716 loaded plugins, if any.
14717 * timevar.def (TV_PLUGIN_INIT): Define.
14718 (TV_PLUGIN_RUN): Define.
14719 * plugin.c: Include timevar.h
14720 (plugins_active_p): New.
14721 (dump_active_plugins): New.
14722 (debug_active_plugins): New.
14724 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14726 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14728 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14730 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14732 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14733 the same as a minus without a shift.
14735 2009-04-14 Nick Clifton <nickc@redhat.com>
14737 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14738 comparisons with small integers will always produce a short
14741 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14744 2008-12-19 Diego Novillo <dnovillo@google.com>
14746 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14748 2009-04-14 Richard Guenther <rguenther@suse.de>
14750 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14752 (verify_gimple_assign_binary): Likewise. Handle shifts and
14754 (verify_gimple_phi): Print the mismatched argument position.
14755 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14757 (vect_update_init_of_dr): Likewise.
14758 * matrix-reorg.c (transform_access_sites): Do what the
14760 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14762 2009-04-13 Michael Eager <eager@eagercon.com>
14764 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14765 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14766 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14767 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14768 remove duplicate config
14770 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14772 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14773 file_name:line_number type locator of the call site.
14775 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14777 * genautomata.c: Put blank after comma.
14778 (automaton_decls): New.
14779 (struct unit_usage): Add comments to member next.
14780 (store_alt_unit_usage): Keep the list ordered.
14781 (unit_present_on_list_p, equal_alternatives_p): New.
14782 (check_regexp_units_distribution): Check units distribution
14783 correctness correctly.
14784 (main): Don't write automata if error is found. Return correct
14787 * config/m68k/cf.md (cfv4_ds): Remove.
14788 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14789 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14791 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14792 power4-load-ext, power4-store, power4-store-update,
14793 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14794 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14795 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14796 power4-sqrt, power4-isync): Modify reservation to make correct
14797 unit distribution to automata.
14799 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14800 power5-store-update, power5-two, power5-three, power5-lmul,
14801 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14803 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14805 * except.c (pass_set_nothrow_function_flags): Set name and add
14807 (set_nothrow_function_flags): Mention in the dump file when
14808 changing a function to nothrow.
14810 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14813 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14814 instead of unsigned long.
14816 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14818 * config/arm/arm.c (return_used_this_function): Remove.
14819 (arm_output_function_prologue): Remove use of
14820 return_used_this_function.
14821 (output_return_instruction): Replace use of
14822 return_used_this_function
14823 by cfun->machine->return_used_this_function.
14824 (arm_output_epilogue): Likewise.
14825 (arm_output_function_epilogue): Likewise.
14826 (thumb_unexpanded_epilogue): Likewise.
14827 * config/arm/arm.h (struct machine_function):
14828 New member return_used_this_function.
14830 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14832 * doc/install.texi: Correct description of default directory for
14833 --with-gxx-include-dir.
14835 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14837 * fold-const.c (build_range_check): Properly deal with enumeral and
14838 boolean base types.
14840 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14842 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14843 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14844 * params.h (MAX_GCSE_PASSES): Remove.
14845 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14846 in sequence. Remove ability to run multiple passes.
14847 (bypass_jumps): Report run as third CPROP pass.
14849 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14851 PR middle-end/39651
14852 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14853 when deciding whether the whole SEQUENCE can throw.
14855 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14858 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14859 offseted label references.
14861 2009-04-11 Jan Hubicka <jh@suse.cz>
14863 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14865 2009-04-11 Richard Guenther <rguenther@suse.de>
14867 PR middle-end/39732
14868 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14869 return variables as TREE_ADDRESSABLE.
14871 2009-04-11 Richard Guenther <rguenther@suse.de>
14873 PR tree-optimization/39713
14874 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14875 reference trees have SSA_NAME operands.
14877 2009-04-11 Richard Guenther <rguenther@suse.de>
14880 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14881 address expressions.
14883 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14885 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14886 match changes in Cygwin 1.7
14887 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14888 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14890 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14892 PR tree-optimization/39701
14893 * doc/invoke.texi (Optimization Options): Document change in
14894 meaning and initialization of -fdelete-null-pointer-checks.
14896 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14898 PR middle-end/39701
14899 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14901 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14904 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14906 2009-04-10 Chao-ying Fu <fu@mips.com>
14908 * doc/tm.texi (Instruction Output): Document
14909 TARGET_ASM_FINAL_POSTSCAN_INSN.
14910 * target.h (final_postscan_insn): New field in asm_out.
14911 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14912 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14913 * final.c (final_scan_insn): Call
14914 targetm.asm_out.final_postscan_insn after outputting
14915 an asm macro and a normal instruction.
14917 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14918 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14919 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14920 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14921 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14923 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14925 PR middle-end/39701
14926 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14927 variables as non-NULL even with -fdelete-null-pointer-checks.
14929 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14931 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14933 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14936 * config/i386/i386.c (classify_argument): Handle SCmode with
14937 (bit_offset % 64) != 0.
14939 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14941 * doc/invoke.texi (Optimize Options): Add cross-reference to
14942 -Q --help=optimizers examples.
14944 2009-04-10 Ben Elliston <bje@au.ibm.com>
14947 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14948 regalign for the reg == fpr and TDmode case.
14950 2009-04-09 David Ayers <ayers@fsfe.org>
14953 * objc/objc-act.c (warn_with_method): Remove helper function.
14954 (check_duplicates): Call warning and inform directly.
14955 (really_start_method): Likewise.
14957 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14959 * expmed.c (expand_divmod): Always use a comparison for a division
14960 by a large unsigned integer.
14962 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14963 for things others than variables or functions as nonzero.
14965 2009-04-09 Nick Clifton <nickc@redhat.com>
14967 * unwind-compat.c: Change copyright header to refer to version
14968 3 of the GNU General Public License with version 3.1 of the
14969 GCC Runtime Library Exception and to point readers at the
14970 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14971 * config/alpha/crtfastmath.c: Likewise.
14972 * config/alpha/linux-unwind.h: Likewise.
14973 * config/alpha/qrnnd.asm: Likewise.
14974 * config/alpha/vms-crt0-64.c: Likewise.
14975 * config/alpha/vms-crt0.c: Likewise.
14976 * config/alpha/vms-dwarf2.asm: Likewise.
14977 * config/alpha/vms-dwarf2eh.asm: Likewise.
14978 * config/alpha/vms-psxcrt0-64.c: Likewise.
14979 * config/alpha/vms-psxcrt0.c: Likewise.
14980 * config/alpha/vms_tramp.asm: Likewise.
14981 * config/arc/initfini.c: Likewise.
14982 * config/arc/lib1funcs.asm: Likewise.
14983 * config/arm/bpabi-v6m.S: Likewise.
14984 * config/arm/bpabi.S: Likewise.
14985 * config/arm/bpabi.c: Likewise.
14986 * config/arm/crti.asm: Likewise.
14987 * config/arm/crtn.asm: Likewise.
14988 * config/arm/ieee754-df.S: Likewise.
14989 * config/arm/ieee754-sf.S: Likewise.
14990 * config/arm/lib1funcs.asm: Likewise.
14991 * config/arm/libunwind.S: Likewise.
14992 * config/arm/linux-atomic.c: Likewise.
14993 * config/arm/mmintrin.h: Likewise.
14994 * config/arm/pr-support.c: Likewise.
14995 * config/arm/unaligned-funcs.c: Likewise.
14996 * config/arm/unwind-arm.c: Likewise.
14997 * config/arm/unwind-arm.h: Likewise.
14998 * config/avr/libgcc.S: Likewise.
14999 * config/bfin/crti.s: Likewise.
15000 * config/bfin/crtlibid.s: Likewise.
15001 * config/bfin/crtn.s: Likewise.
15002 * config/bfin/lib1funcs.asm: Likewise.
15003 * config/bfin/linux-unwind.h: Likewise.
15004 * config/cris/arit.c: Likewise.
15005 * config/cris/cris_abi_symbol.c: Likewise.
15006 * config/darwin-64.c: Likewise.
15007 * config/darwin-crt2.c: Likewise.
15008 * config/darwin-crt3.c: Likewise.
15009 * config/darwin.h: Likewise.
15010 * config/dbxelf.h: Likewise.
15011 * config/dfp-bit.c: Likewise.
15012 * config/dfp-bit.h: Likewise.
15013 * config/elfos.h: Likewise.
15014 * config/fixed-bit.c: Likewise.
15015 * config/fixed-bit.h: Likewise.
15016 * config/fp-bit.c: Likewise.
15017 * config/fp-bit.h: Likewise.
15018 * config/fr30/crti.asm: Likewise.
15019 * config/fr30/crtn.asm: Likewise.
15020 * config/fr30/lib1funcs.asm: Likewise.
15021 * config/freebsd-spec.h: Likewise.
15022 * config/frv/cmovd.c: Likewise.
15023 * config/frv/cmovh.c: Likewise.
15024 * config/frv/cmovw.c: Likewise.
15025 * config/frv/frvbegin.c: Likewise.
15026 * config/frv/frvend.c: Likewise.
15027 * config/frv/lib1funcs.asm: Likewise.
15028 * config/glibc-stdint.h: Likewise.
15029 * config/h8300/clzhi2.c: Likewise.
15030 * config/h8300/crti.asm: Likewise.
15031 * config/h8300/crtn.asm: Likewise.
15032 * config/h8300/ctzhi2.c: Likewise.
15033 * config/h8300/fixunssfsi.c: Likewise.
15034 * config/h8300/lib1funcs.asm: Likewise.
15035 * config/h8300/parityhi2.c: Likewise.
15036 * config/h8300/popcounthi2.c: Likewise.
15037 * config/i386/ammintrin.h: Likewise.
15038 * config/i386/att.h: Likewise.
15039 * config/i386/avxintrin.h: Likewise.
15040 * config/i386/biarch64.h: Likewise.
15041 * config/i386/bmmintrin.h: Likewise.
15042 * config/i386/cpuid.h: Likewise.
15043 * config/i386/cross-stdarg.h: Likewise.
15044 * config/i386/crtfastmath.c: Likewise.
15045 * config/i386/crtprec.c: Likewise.
15046 * config/i386/cygming-crtbegin.c: Likewise.
15047 * config/i386/cygming-crtend.c: Likewise.
15048 * config/i386/cygwin.asm: Likewise.
15049 * config/i386/emmintrin.h: Likewise.
15050 * config/i386/gmm_malloc.h: Likewise.
15051 * config/i386/gthr-win32.c: Likewise.
15052 * config/i386/i386.h: Likewise.
15053 * config/i386/immintrin.h: Likewise.
15054 * config/i386/linux-unwind.h: Likewise.
15055 * config/i386/linux64.h: Likewise.
15056 * config/i386/mm3dnow.h: Likewise.
15057 * config/i386/mmintrin-common.h: Likewise.
15058 * config/i386/mmintrin.h: Likewise.
15059 * config/i386/nmmintrin.h: Likewise.
15060 * config/i386/pmm_malloc.h: Likewise.
15061 * config/i386/pmmintrin.h: Likewise.
15062 * config/i386/smmintrin.h: Likewise.
15063 * config/i386/sol2-c1.asm: Likewise.
15064 * config/i386/sol2-ci.asm: Likewise.
15065 * config/i386/sol2-cn.asm: Likewise.
15066 * config/i386/sol2-gc1.asm: Likewise.
15067 * config/i386/tmmintrin.h: Likewise.
15068 * config/i386/unix.h: Likewise.
15069 * config/i386/w32-unwind.h: Likewise.
15070 * config/i386/wmmintrin.h: Likewise.
15071 * config/i386/x86-64.h: Likewise.
15072 * config/i386/x86intrin.h: Likewise.
15073 * config/i386/xmmintrin.h: Likewise.
15074 * config/ia64/crtbegin.asm: Likewise.
15075 * config/ia64/crtend.asm: Likewise.
15076 * config/ia64/crtfastmath.c: Likewise.
15077 * config/ia64/crti.asm: Likewise.
15078 * config/ia64/crtn.asm: Likewise.
15079 * config/ia64/fde-glibc.c: Likewise.
15080 * config/ia64/lib1funcs.asm: Likewise.
15081 * config/ia64/linux-unwind.h: Likewise.
15082 * config/ia64/quadlib.c: Likewise.
15083 * config/ia64/unwind-ia64.c: Likewise.
15084 * config/linux.h: Likewise.
15085 * config/m32c/m32c-lib1.S: Likewise.
15086 * config/m32c/m32c-lib2-trapv.c: Likewise.
15087 * config/m32c/m32c-lib2.c: Likewise.
15088 * config/m32r/initfini.c: Likewise.
15089 * config/m68hc11/larith.asm: Likewise.
15090 * config/m68hc11/m68hc11-crt0.S: Likewise.
15091 * config/m68k/cf.md: Likewise.
15092 * config/m68k/crti.s: Likewise.
15093 * config/m68k/crtn.s: Likewise.
15094 * config/m68k/lb1sf68.asm: Likewise.
15095 * config/m68k/linux-unwind.h: Likewise.
15096 * config/mcore/crti.asm: Likewise.
15097 * config/mcore/crtn.asm: Likewise.
15098 * config/mcore/lib1.asm: Likewise.
15099 * config/mips/linux-unwind.h: Likewise.
15100 * config/mips/loongson.h: Likewise.
15101 * config/mips/mips16.S: Likewise.
15102 * config/mmix/crti.asm: Likewise.
15103 * config/mmix/crtn.asm: Likewise.
15104 * config/pa/fptr.c: Likewise.
15105 * config/pa/hpux-unwind.h: Likewise.
15106 * config/pa/lib2funcs.asm: Likewise.
15107 * config/pa/linux-atomic.c: Likewise.
15108 * config/pa/linux-unwind.h: Likewise.
15109 * config/pa/milli64.S: Likewise.
15110 * config/pa/quadlib.c: Likewise.
15111 * config/pa/stublib.c: Likewise.
15112 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15113 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15114 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15115 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15116 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15117 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15118 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15119 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15120 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15121 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15122 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15123 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15124 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15125 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15126 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15127 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15128 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15129 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15130 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15131 * config/rs6000/750cl.h: Likewise.
15132 * config/rs6000/altivec.h: Likewise.
15133 * config/rs6000/biarch64.h: Likewise.
15134 * config/rs6000/crtresfpr.asm: Likewise.
15135 * config/rs6000/crtresgpr.asm: Likewise.
15136 * config/rs6000/crtresxfpr.asm: Likewise.
15137 * config/rs6000/crtresxgpr.asm: Likewise.
15138 * config/rs6000/crtsavfpr.asm: Likewise.
15139 * config/rs6000/crtsavgpr.asm: Likewise.
15140 * config/rs6000/darwin-asm.h: Likewise.
15141 * config/rs6000/darwin-fallback.c: Likewise.
15142 * config/rs6000/darwin-fpsave.asm: Likewise.
15143 * config/rs6000/darwin-ldouble.c: Likewise.
15144 * config/rs6000/darwin-tramp.asm: Likewise.
15145 * config/rs6000/darwin-unwind.h: Likewise.
15146 * config/rs6000/darwin-vecsave.asm: Likewise.
15147 * config/rs6000/darwin-world.asm: Likewise.
15148 * config/rs6000/e500crtres32gpr.asm: Likewise.
15149 * config/rs6000/e500crtres64gpr.asm: Likewise.
15150 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15151 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15152 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15153 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15154 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15155 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15156 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15157 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15158 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15159 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15160 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15161 * config/rs6000/eabi-ci.asm: Likewise.
15162 * config/rs6000/eabi-cn.asm: Likewise.
15163 * config/rs6000/eabi.asm: Likewise.
15164 * config/rs6000/linux-unwind.h: Likewise.
15165 * config/rs6000/linux64.h: Likewise.
15166 * config/rs6000/paired.h: Likewise.
15167 * config/rs6000/paired.md: Likewise.
15168 * config/rs6000/ppc64-fp.c: Likewise.
15169 * config/rs6000/ppu_intrinsics.h: Likewise.
15170 * config/rs6000/rs6000.h: Likewise.
15171 * config/rs6000/si2vmx.h: Likewise.
15172 * config/rs6000/sol-ci.asm: Likewise.
15173 * config/rs6000/sol-cn.asm: Likewise.
15174 * config/rs6000/spe.h: Likewise.
15175 * config/rs6000/spu2vmx.h: Likewise.
15176 * config/rs6000/sysv4.h: Likewise.
15177 * config/rs6000/tramp.asm: Likewise.
15178 * config/rs6000/vec_types.h: Likewise.
15179 * config/s390/linux-unwind.h: Likewise.
15180 * config/s390/tpf-unwind.h: Likewise.
15181 * config/score/crti.asm: Likewise.
15182 * config/score/crtn.asm: Likewise.
15183 * config/sh/crt1.asm: Likewise.
15184 * config/sh/crti.asm: Likewise.
15185 * config/sh/crtn.asm: Likewise.
15186 * config/sh/divtab-sh4-300.c: Likewise.
15187 * config/sh/divtab-sh4.c: Likewise.
15188 * config/sh/divtab.c: Likewise.
15189 * config/sh/lib1funcs-4-300.asm: Likewise.
15190 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15191 * config/sh/lib1funcs.asm: Likewise.
15192 * config/sh/lib1funcs.h: Likewise.
15193 * config/sh/linux-atomic.asm: Likewise.
15194 * config/sh/linux-unwind.h: Likewise.
15195 * config/sh/shmedia.h: Likewise.
15196 * config/sh/sshmedia.h: Likewise.
15197 * config/sh/ushmedia.h: Likewise.
15198 * config/sparc/crtfastmath.c: Likewise.
15199 * config/sparc/linux-unwind.h: Likewise.
15200 * config/sparc/sol2-c1.asm: Likewise.
15201 * config/sparc/sol2-ci.asm: Likewise.
15202 * config/sparc/sol2-cn.asm: Likewise.
15203 * config/spu/divmodti4.c: Likewise.
15204 * config/spu/divv2df3.c: Likewise.
15205 * config/spu/float_disf.c: Likewise.
15206 * config/spu/float_unsdidf.c: Likewise.
15207 * config/spu/float_unsdisf.c: Likewise.
15208 * config/spu/float_unssidf.c: Likewise.
15209 * config/spu/mfc_multi_tag_release.c: Likewise.
15210 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15211 * config/spu/mfc_tag_release.c: Likewise.
15212 * config/spu/mfc_tag_reserve.c: Likewise.
15213 * config/spu/mfc_tag_table.c: Likewise.
15214 * config/spu/multi3.c: Likewise.
15215 * config/spu/spu_internals.h: Likewise.
15216 * config/spu/spu_intrinsics.h: Likewise.
15217 * config/spu/spu_mfcio.h: Likewise.
15218 * config/spu/vec_types.h: Likewise.
15219 * config/spu/vmx2spu.h: Likewise.
15220 * config/stormy16/stormy16-lib2.c: Likewise.
15221 * config/svr4.h: Likewise.
15222 * config/sync.c: Likewise.
15223 * config/v850/lib1funcs.asm: Likewise.
15224 * config/vxlib-tls.c: Likewise.
15225 * config/vxlib.c: Likewise.
15226 * config/vxworks-dummy.h: Likewise.
15227 * config/xtensa/crti.asm: Likewise.
15228 * config/xtensa/crtn.asm: Likewise.
15229 * config/xtensa/ieee754-df.S: Likewise.
15230 * config/xtensa/ieee754-sf.S: Likewise.
15231 * config/xtensa/lib1funcs.asm: Likewise.
15232 * config/xtensa/lib2funcs.S: Likewise.
15233 * config/xtensa/linux-unwind.h: Likewise.
15234 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15235 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15236 * coretypes.h: Likewise.
15237 * crtstuff.c: Likewise.
15238 * defaults.h: Likewise.
15239 * dwarf2.h: Likewise.
15240 * emutls.c: Likewise.
15241 * gbl-ctors.h: Likewise.
15242 * gcov-io.h: Likewise.
15243 * ginclude/float.h: Likewise.
15244 * ginclude/iso646.h: Likewise.
15245 * ginclude/stdarg.h: Likewise.
15246 * ginclude/stdbool.h: Likewise.
15247 * ginclude/stddef.h: Likewise.
15248 * ginclude/stdfix.h: Likewise.
15249 * ginclude/stdint-gcc.h: Likewise.
15250 * ginclude/tgmath.h: Likewise.
15251 * gthr-aix.h: Likewise.
15252 * gthr-dce.h: Likewise.
15253 * gthr-gnat.c: Likewise.
15254 * gthr-gnat.h: Likewise.
15255 * gthr-lynx.h: Likewise.
15256 * gthr-mipssde.h: Likewise.
15257 * gthr-nks.h: Likewise.
15258 * gthr-posix.c: Likewise.
15259 * gthr-posix.h: Likewise.
15260 * gthr-posix95.h: Likewise.
15261 * gthr-rtems.h: Likewise.
15262 * gthr-single.h: Likewise.
15263 * gthr-solaris.h: Likewise.
15264 * gthr-tpf.h: Likewise.
15265 * gthr-vxworks.h: Likewise.
15266 * gthr-win32.h: Likewise.
15267 * gthr.h: Likewise.
15268 * libgcc2.c: Likewise.
15269 * libgcc2.h: Likewise.
15270 * libgcov.c: Likewise.
15271 * tsystem.h: Likewise.
15272 * typeclass.h: Likewise.
15273 * unwind-c.c: Likewise.
15274 * unwind-compat.h: Likewise.
15275 * unwind-dw2-fde-compat.c: Likewise.
15276 * unwind-dw2-fde-darwin.c: Likewise.
15277 * unwind-dw2-fde-glibc.c: Likewise.
15278 * unwind-dw2-fde.c: Likewise.
15279 * unwind-dw2-fde.h: Likewise.
15280 * unwind-dw2.c: Likewise.
15281 * unwind-dw2.h: Likewise.
15282 * unwind-generic.h: Likewise.
15283 * unwind-pe.h: Likewise.
15284 * unwind-sjlj.c: Likewise.
15285 * unwind.inc: Likewise.
15286 * config/arm/neon-gen.ml: Change generated copyright header to
15287 refer to version 3 of the GNU General Public License with
15288 version 3.1 of the GCC Runtime Library Exception and to point
15289 readers at the COPYING3 and COPYING3.RUNTIME files and the
15290 FSF's license web page.
15291 * config/arm/arm_neon.h: Regenerate.
15293 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15295 * config/cris/cris.md: Change copyright header to refer to version
15296 3 of the GNU General Public License.
15297 * doc/install.texi2html: Change copyright header to refer to version
15298 3 of the GNU General Public License and to point readers at the
15299 COPYING3 file and the FSF's license web page.
15300 * config/vax/linux.h: Likewise.
15302 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15304 * config/i386/i386.md (cmpcc): New.
15305 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15306 (sync_compare_and_swap_cc*): Delete.
15308 * config/s390/s390.c (s390_compare_emitted): Remove.
15309 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15310 s390_compare_emitted used to be handled. Assert that modes match.
15311 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15312 refer to sync_compare_and_swap_ccsi.
15313 * config/s390/s390.h (s390_compare_emitted): Remove.
15314 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15315 instead of s390_compare_emitted.
15316 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15317 instead of s390_compare_emitted.
15318 * config/s390/s390.md (cmpcc): New.
15319 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15320 CC_REGNUM, do not pretend it's set.
15321 (sync_compare_and_swap_cc*): Delete.
15322 * config/s390/predicates.md (cc_reg_operand): New.
15324 * expr.c (sync_compare_and_swap_cc): Delete.
15325 * optabs.h (sync_compare_and_swap_cc): Delete.
15326 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15327 is being used with can_compare_p.
15328 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15329 (find_cc_set): New.
15330 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15331 look for a MODE_CC set instead. Use emit_store_flag.
15332 (expand_compare_and_swap_loop): Likewise, with some additional
15333 complication to avoid a force_reg when useless. Use
15334 emit_cmp_and_jump_insns.
15335 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15336 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15337 sync_compare_and_swap documentation.
15339 2009-04-09 Jan Hubicka <jh@suse.cz>
15341 * except.c (find_prev_try): Break out from ....
15342 (duplicate_eh_regions): ... here; properly update prev_try pointers
15343 when duplication part of tree.
15344 (dump_eh_tree): Improve dumping.
15345 (verify_eh_region): New.
15346 (verify_eh_tree): Use it.
15348 2009-04-06 Richard Guenther <rguenther@suse.de>
15350 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15351 &ARRAY addresses by adjusting their types and prepending
15353 * tree-cfg.c (verify_gimple_assign_single): Verify that
15354 addresses are correct.
15356 2009-04-09 Richard Guenther <rguenther@suse.de>
15358 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15359 indices into an array reference if possible.
15360 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15361 Fold POINTER_PLUS_EXPR statements with invariant address.
15363 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15366 * config.gcc (powerpc64-*-linux*): Always build biarch.
15368 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15371 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15372 it and pedwarn if this results in an INTEGER_CST.
15374 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15376 * doc/install.texi: Update minimum GMP version. Remove obsolete
15377 text in MPFR section.
15379 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15381 * dwarf2out.c (class_scope_p): New static inline.
15382 (class_or_namespace_scope_p): Use it.
15383 (gen_variable_die): Use DW_TAG_member tag for static data member
15384 declarations instead of DW_TAG_variable.
15386 PR middle-end/39573
15387 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15390 2009-04-08 Richard Guenther <rguenther@suse.de>
15392 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15393 valueize random data.
15395 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15397 * config.gcc (aix tm_file): Add aix-stdint.h.
15398 (aix tm clause use_gcc_stdint): Set to wrap.
15399 * config/rs6000/aix-stdint.h: New file.
15401 2009-04-08 Richard Guenther <rguenther@suse.de>
15403 PR middle-end/36291
15404 * tree-dfa.c (add_referenced_var): Do not recurse into
15405 global initializers.
15406 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15408 (fold_const_aggregate_ref): Likewise.
15410 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15412 * recog.c (ordered_comparison_operator): New.
15413 * gensupport.c (std_preds): Add it.
15414 * doc/md.texi (Machine-Independent Predicates): Document it.
15416 2009-04-08 Jan Hubicka <jh@suse.cz>
15418 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15419 * function.h (rtl_eh): Remove exception_handler_label_map.
15420 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15421 remove_exception_handler_label, for_each_eh_label_1): Remove.
15422 (rtl_remove_unreachable_regions): Remove.
15423 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15424 (find_exception_handler_labels): Don't build the hashtable.
15425 (maybe_remove_eh_handler): Remove.
15426 (for_each_eh_label): Rewrite to walk the tree.
15427 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15428 * except.h (maybe_remove_eh_handler): Remove.
15429 * passes.c (init_optimization_passes): Schedule second EH cleanup
15431 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15432 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15434 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15436 * genoutput.c (validate_optab_operands): New.
15437 (gen_insn, gen_expand): Call it.
15439 * genflags.c (gen_insn): Detect misused iterators.
15440 (main): Pass line_no to gen_insn, exit with status 1 on error.
15442 * genextract.c (line_no): Make global.
15443 (VEC_safe_set_locstr): Change assertion to error message.
15444 (main): Exit with status 1 on error.
15446 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15450 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15451 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15452 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15453 * c-convert.c (convert): Do not call fold on results of conversion
15454 functions when the result is a C_MAYBE_CONST_EXPR.
15455 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15456 of __builtin_choose_expr.
15457 * c-typeck.c (remove_c_maybe_const_expr): New.
15458 (build_unary_op, build_conditional_expr, build_compound_expr,
15459 build_binary_op, c_objc_common_truthvalue_conversion): Call
15460 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15463 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15465 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15466 CODE to produce a new one. Add a prototype to use fold_convert_const
15468 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15471 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15472 mix declarations and code.
15474 2009-04-08 Ben Elliston <bje@au.ibm.com>
15476 * gcc.c: Replace `CC' with `GCC' throughout.
15478 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15480 * doc/invoke.texi: Document Atom support.
15482 2009-04-07 Jason Merrill <jason@redhat.com>
15485 * c-common.h, c-common.c: Add flag_pretty_templates.
15486 * c-opts.c (c_common_handle_option): Set it.
15487 * c.opt: Add -fno-pretty-templates.
15488 * doc/invoke.texi (C++ Dialect Options): Likewise.
15490 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15492 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15493 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15494 (ia64_expand_builtin): Likewise.
15496 2009-04-07 Martin Jambor <mjambor@suse.cz>
15498 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15499 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15500 ADDR_EXPRS are include too.
15502 2009-04-07 Richard Guenther <rguenther@suse.de>
15504 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15505 decls are only used if passes as parameters or if they are
15506 local statics and the call is not to a builtin.
15507 (call_may_clobber_ref_p_1): Likewise.
15509 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15511 * expr.c (do_store_flag): Remove last argument. Simplify code
15512 to avoid duplication of tests already done by can_compare_p.
15513 (expand_expr_real_1): Adjust caller.
15515 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15517 * optabs.c (can_compare_p): Test the predicate of a
15518 cbranch and cstore pattern.
15520 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15522 * expr.c (convert_move): Use emit_store_flag instead of
15525 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15527 * config/i386/i386.c (ix86_compare_emitted): Remove.
15528 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15529 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15530 * config/i386/i386.h (ix86_compare_emitted): Remove.
15531 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15532 instead of ix86_compare_emitted.
15533 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15535 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15537 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15538 Add t-sysroot-suffix to tmake_file.
15539 * config/print-sysroot-suffix.sh: New file.
15540 * config/t-sysroot-suffix: New file.
15542 2009-04-07 Ben Elliston <bje@au.ibm.com>
15544 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15545 as the latter produces a warning when the target does not support
15548 2009-04-07 Ben Elliston <bje@au.ibm.com>
15550 * dfp.c: Replace type punning assignments with memcpy throughout.
15551 * Makefile.in (dfp.o-warn): Remove.
15553 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15556 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15557 Include soft-fp/t-softfp after rs6000/t-linux64.
15559 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15561 * stor-layout.c (set_sizetype): Use the full precision of their
15562 machine mode for bitsize types.
15564 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15566 * config/i386/i386.md: Revert 2 accidental checkins.
15568 2009-04-06 Joey Ye <joey.ye@intel.com>
15569 Xuepeng Guo <xuepeng.guo@intel.com>
15570 H.J. Lu <hongjiu.lu@intel.com>
15572 Atom pipeline model, tuning and insn selection.
15573 * config.gcc (atom): Add atom config options and target.
15575 * config/i386/atom.md: New.
15577 * config/i386/i386.c (atom_cost): New cost.
15578 (m_ATOM): New macro flag.
15579 (initial_ix86_tune_features): Set m_ATOM.
15580 (x86_accumulate_outgoing_args): Likewise.
15581 (x86_arch_always_fancy_math_387): Likewise.
15582 (processor_target): Add Atom cost.
15583 (cpu_names): Add Atom cpu name.
15584 (override_options): Set Atom ISA.
15585 (ix86_issue_rate): New case PROCESSOR_ATOM.
15586 (ix86_adjust_cost): Likewise.
15588 * config/i386/i386.h (TARGET_ATOM): New target macro.
15589 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15590 (TARGET_OPT_AGU): New target option.
15591 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15592 (processor_type): Add PROCESSOR_ATOM.
15594 * config/i386/i386.md (cpu): Add new value "atom".
15595 (use_carry, movu): New attr.
15596 (atom.md): Include atom.md.
15597 (adddi3_carry_rex64): Set attr "use_carry".
15598 (addqi3_carry): Likewise.
15599 (addhi3_carry): Likewise.
15600 (addsi3_carry): Likewise.
15601 (*addsi3_carry_zext): Likewise.
15602 (subdi3_carry_rex64): Likewise.
15603 (subqi3_carry): Likewise.
15604 (subhi3_carry): Likewise.
15605 (subsi3_carry): Likewise.
15606 (x86_movdicc_0_m1_rex64): Likewise.
15607 (*x86_movdicc_0_m1_se): Likewise.
15608 (x86_movsicc_0_m1): Likewise.
15609 (*x86_movsicc_0_m1_se): Likewise.
15610 (*adddi_1_rex64): Emit add insn as much as possible.
15611 (*addsi_1): Likewise.
15612 (return_internal): Set atom_unit.
15613 (return_internal_long): Likewise.
15614 (return_pop_internal): Likewise.
15615 (*rcpsf2_sse): Set atom_sse_attr attr.
15616 (*qrt<mode>2_sse): Likewise.
15617 (*prefetch_sse): Likewise.
15619 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15621 (ix86_target_macros_internal): Likewise.
15623 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15624 (*prefetch_sse_rex): Likewise.
15625 (sse_rcpv4sf2): Likewise.
15626 (sse_vmrcpv4sf2): Likewise.
15627 (sse_sqrtv4sf2): Likewise.
15628 (<sse>_vmsqrt<mode>2): Likewise.
15629 (sse_ldmxcsr): Likewise.
15630 (sse_stmxcsr): Likewise.
15631 (*sse_sfence): Likewise.
15632 (sse2_clflush): Likewise.
15633 (*sse2_mfence): Likewise.
15634 (*sse2_lfence): Likewise.
15635 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15636 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15637 (avx_movdqu<avxmodesuffix>): Likewise.
15638 (avx_lddqu<avxmodesuffix>): Likewise.
15639 (sse2_movntv2di): Change attr "type" to "ssemov".
15640 (sse2_movntsi): Likewise.
15641 (rsqrtv8sf2): Change attr "type" to "sseadd".
15642 (sse3_addsubv2df3): Set attr "atom_unit".
15643 (sse3_h<plusminus_insn>v4sf3): Likewise.
15644 (*sse2_pmaddwd): Likewise.
15645 (*vec_extractv2di_1_rex64): Likewise.
15646 (*vec_extractv2di_1_avx): Likewise.
15647 (sse2_psadbw): Likewise.
15648 (ssse3_phaddwv8hi3): Likewise.
15649 (ssse3_phaddwv4hi3): Likewise.
15650 (ssse3_phadddv4si3): Likewise.
15651 (ssse3_phadddv2si3): Likewise.
15652 (ssse3_phaddswv8hi3): Likewise.
15653 (ssse3_phaddswv4hi3): Likewise.
15654 (ssse3_phsubwv8hi3): Likewise.
15655 (ssse3_phsubwv4hi3): Likewise.
15656 (ssse3_phsubdv4si3): Likewise.
15657 (ssse3_phsubdv2si3): Likewise.
15658 (ssse3_phsubswv8hi3): Likewise.
15659 (ssse3_phsubswv4hi3): Likewise.
15660 (ssse3_pmaddubsw128): Likewise.
15661 (sse3_pmaddubsw: Likewise.
15662 (ssse3_palignrti): Likewise.
15663 (ssse3_palignrdi): Likewise.
15665 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15667 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15669 2009-04-06 Richard Guenther <rguenther@suse.de>
15671 PR tree-optimization/28868
15672 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15673 of which PHI results we inserted.
15674 (insert_into_preds_of_block): Record inserted PHIs.
15675 (eliminate): Eliminate redundant PHI nodes.
15676 (init_pre): Init inserted_phi_names.
15678 2009-04-06 Richard Guenther <rguenther@suse.de>
15680 PR tree-optimization/39643
15681 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15682 IMAGPART_EXPRs of complex constants.
15683 (execute_fold_all_builtins): If we folded a call queue
15684 TODO_update_address_taken.
15686 2009-04-06 Jan Hubicka <jh@suse.cz>
15688 PR middle-end/39659
15689 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15692 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15694 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15696 (ic_invalidate_array): Likewise.
15698 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15700 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15701 alignment for library calls.
15703 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15705 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15706 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15707 * config/i386/mingw-stdint.h: New file.
15709 2009-04-05 Richard Guenther <rguenther@suse.de>
15711 PR tree-optimization/39648
15712 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15713 our &A vs. &A[0] IL deficiencies.
15715 2009-04-04 Jan Hubicka <jh@suse.cz>
15717 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15718 removed toplevel regions.
15719 (sjlj_mark_call_sites): Likewise.
15721 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15723 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15724 (cygwin tm clause use_gcc_stdint): Set to wrap.
15725 * config/i386/cygwin-stdint.h: New file.
15727 2009-04-04 Richard Guenther <rguenther@suse.de>
15729 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15730 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15731 single-argument PHIs if we are in loop-closed SSA form.
15732 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15733 for the pre-condition.
15734 (slpeel_tree_peel_loop_to_edge): Likewise.
15735 (vect_build_loop_niters): Take an optional sequence to append stmts.
15736 (vect_generate_tmps_on_preheader): Likewise.
15737 (vect_do_peeling_for_loop_bound): Take extra guards for the
15739 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15740 the cost model check.
15741 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15742 guards if we are going to peel. Do not apply versioning in that case.
15743 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15744 (vect_do_peeling_for_loop_bound): Likewise.
15745 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15746 loop bound only record extra pre-conditions, do not apply loop
15749 2009-04-04 Richard Guenther <rguenther@suse.de>
15751 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15754 2009-04-04 Jan Hubicka <jh@suse.cz>
15756 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15757 last_basic_block for size of bb->index indexed array.
15758 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15759 compute_out, link_btr_uses, build_btr_def_use_webs,
15760 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15762 2009-04-04 Jan Hubicka <jh@suse.cz>
15764 * except.c (remove_eh_handler_and_replace): Break out from ...
15765 (remove_eh_handler): ... here.
15766 (bring_to_root): New function.
15767 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15768 handled ones, bring others to root of tree.
15770 2009-04-04 Jan Hubicka <jh@suse.cz>
15772 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15773 (all_phis_safe_to_merge): New function.
15774 (update_info): New structure.
15775 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15776 (cleanup_empty_eh): Update SSA if possible.
15778 2009-04-04 Richard Guenther <rguenther@suse.de>
15780 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15781 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15782 (append_vuse): Likewise.
15784 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15786 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15787 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15788 instead of REG_UNSAVED for DW_CFA_undefined.
15789 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15790 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15793 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15796 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15797 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15798 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15800 2009-04-04 Richard Guenther <rguenther@suse.de>
15802 PR tree-optimization/8781
15803 PR tree-optimization/37892
15804 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15805 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15806 (valueize_refs): Call it for *& valueizations.
15807 (shared_reference_ops_from_ref): Rename to ...
15808 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15809 (shared_reference_ops_from_call): Rename to ...
15810 (valueize_shared_reference_ops_from_call): ... this and valueize.
15811 (vn_reference_lookup): Update.
15812 (visit_reference_op_call): Likewise.
15813 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15814 (eliminate): Value-replace the call address in call statements.
15816 2009-04-04 Richard Guenther <rguenther@suse.de>
15818 PR tree-optimization/39636
15819 * tree-ssa-forwprop.c
15820 (forward_propagate_addr_into_variable_array_index): Check for
15821 GIMPLE_ASSIGN before accessing the rhs code.
15823 2009-04-03 Jason Merrill <jason@redhat.com>
15825 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15827 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15829 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15830 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15831 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15832 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15833 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15834 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15835 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15836 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15837 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15838 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15839 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15840 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15841 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15842 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15843 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15844 Use fr_reg_or_fp01_operand instead of fr_register_operand
15846 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15847 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15848 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15850 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15852 PR rtl-optimization/39607
15853 PR rtl-optimization/39631
15857 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15858 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15859 instead of DF_LR_OUT.
15860 * ira-lives.c (process_bb_node_lives): Ditto.
15861 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15862 instead of DF_LR_{OUT,IN}.
15863 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15864 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15866 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15868 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15869 (execute_lower_omp): Always run but take the short way out if -fopenmp
15871 (gate_lower_omp): Remove, forcing the pass manager to always run the
15872 pass and always set PROP_gimple_lomp.
15873 (pass_lower_omp): Remove gate function.
15874 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15875 PROP_trees. Instead, require it.
15876 * ipa-cp.c (pass_ipa_cp): Likewise.
15877 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15878 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15879 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15880 and PROP_gimple_leh.
15882 2009-04-03 Richard Guenther <rguenther@suse.de>
15884 PR middle-end/13146
15885 PR tree-optimization/23940
15886 PR tree-optimization/33237
15887 PR middle-end/33974
15888 PR middle-end/34093
15889 PR tree-optimization/36201
15890 PR tree-optimization/36230
15891 PR tree-optimization/38049
15892 PR tree-optimization/38207
15893 PR tree-optimization/38230
15894 PR tree-optimization/38301
15895 PR tree-optimization/38585
15896 PR middle-end/38895
15897 PR tree-optimization/38985
15898 PR tree-optimization/39299
15899 * tree-ssa-structalias.h: Remove.
15900 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15901 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15902 (struct vuse_element_d): Remove.
15903 (struct vuse_vec_d): Likewise.
15904 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15905 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15906 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15907 VUSE_ELEMENT_VAR): Likewise.
15908 (struct voptype_d): Likewise.
15909 (NUM_VOP_FREE_BUCKETS): Likewise.
15910 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15911 (struct stmt_operands_d): Remove.
15912 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15913 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15914 VDEF_NUM, VDEF_VECT): Likewise.
15915 (copy_virtual_operands): Remove.
15916 (operand_build_cmp): Likewise.
15917 (create_ssa_artificial_load_stmt): Likewise.
15918 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15919 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15920 vuse_index and mayuse_index members. Pack and move done and iter_type
15921 members to the front.
15922 (SSA_OP_VMAYUSE): Remove.
15923 (SSA_OP_VIRTUAL_USES): Adjust.
15924 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15925 (unlink_stmt_vdef): Declare.
15926 (add_to_addressable_set): Remove.
15927 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15928 (vrp_visit_stmt): Likewise.
15929 * doc/tree-ssa.texi (Alias analysis): Update.
15930 * doc/invoke.texi (max-aliased-vops): Remove docs.
15931 (avg-aliased-vops): Likewise.
15932 * tree-into-ssa.c (syms_to_rename): Remove.
15933 (need_to_update_vops_p): Likewise.
15934 (need_to_initialize_update_ssa_p): Rename to ...
15935 (update_ssa_initialized_fn): ... this. Track function we are
15937 (symbol_marked_for_renaming): Simplify.
15938 (add_new_name_mapping): Do not set need_to_update_vops_p.
15939 (dump_currdefs): Use SYMS_TO_RENAME.
15940 (rewrite_update_stmt): Always walk all uses/defs.
15941 (dump_update_ssa): Adjust.
15942 (init_update_ssa): Take function argument. Track what we are
15944 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15945 (create_new_def_for): Initialize for cfun, assert we are initialized
15947 (mark_sym_for_renaming): Simplify.
15948 (mark_set_for_renaming): Do not initialize update-ssa.
15949 (need_ssa_update_p): Simplify. Take function argument.
15950 (name_mappings_registered_p): Assert we ask for the correct function.
15951 (name_registered_for_update_p): Likewise.
15952 (ssa_names_to_replace): Likewise.
15953 (release_ssa_name_after_update_ssa): Likewise.
15954 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15955 (dump_decl_set): Do not print a newline.
15956 (debug_decl_set): Do it here.
15957 (dump_update_ssa): And here.
15958 * tree-ssa-loop-im.c (move_computations): Adjust.
15959 (movement_possibility): Likewise.
15960 (determine_max_movement): Likewise.
15961 (gather_mem_refs_stmt): Likewise.
15962 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15963 or NAME_MEMORY_TAG.
15964 * tree-complex.c (update_all_vops): Remove.
15965 (expand_complex_move): Adjust.
15966 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15967 Simplify test for memory referencing statement. Exclude
15968 non-invariant ADDR_EXPRs.
15969 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15970 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15971 (rdg_flag_uses): Likewise.
15972 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15974 (tree_optimize_tail_calls_1): Also split the
15975 edge from the entry block if we have degenerate PHI nodes in
15976 the first basic block.
15977 * tree.c (init_ttree): Remove memory-tag related code.
15978 (tree_code_size): Likewise.
15979 (tree_node_structure): Likewise.
15980 (build7_stat): Re-write to be build6_stat.
15981 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15982 (SSA_VAR_P): Adjust.
15983 (struct tree_memory_tag): Remove.
15984 (struct tree_memory_partition_tag): Likewise.
15985 (union tree_node): Adjust.
15986 (build7): Re-write to be build6.
15987 * tree-pass.h (pass_reset_cc_flags): Remove.
15988 (TODO_update_address_taken): New flag.
15989 (pass_simple_dse): Remove.
15990 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15991 * params.h (MAX_ALIASED_VOPS): Remove.
15992 (AVG_ALIASED_VOPS): Likewise.
15993 * omp-low.c (expand_omp_taskreg): Update SSA form.
15994 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15995 aliases the lhs in a copy stmt.
15996 * tree-ssa-dse.c (struct address_walk_data): Remove.
15997 (memory_ssa_name_same): Likewise.
15998 (memory_address_same): Likewise.
15999 (get_kill_of_stmt_lhs): Likewise.
16000 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16001 unused stores. Look through PHI nodes into post-dominated regions.
16002 (dse_optimize_stmt): Simplify. Properly remove stores.
16003 (tree_ssa_dse): Compute dominators.
16004 (execute_simple_dse): Remove.
16005 (pass_simple_dse): Likewise.
16006 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16007 gimple_loaded_syms and gimple_stored_syms computation.
16008 * toplev.c (dump_memory_report): Dump alias and pta stats.
16009 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16010 (vn_reference_eq): Likewise.
16011 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16012 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16013 valueize_vuses): Remove.
16014 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16015 (get_def_ref_stmt_vuse): ... this.
16016 (vn_reference_lookup_2): New function.
16017 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16018 walking equivalent vuses. Simplify.
16019 (vn_reference_lookup): Likewise.
16020 (vn_reference_insert): Likewise.
16021 (vn_reference_insert_pieces): Likewise.
16022 (visit_reference_op_call): Simplify.
16023 (visit_reference_op_load): Likewise.
16024 (visit_reference_op_store): Likewise.
16025 (init_scc_vn): Remove shared_lookup_vuses initialization.
16026 (free_scc_vn): Remove shared_lookup_vuses freeing.
16027 (sort_vuses, sort_vuses_heap): Remove.
16028 (get_ref_from_reference_ops): Export.
16029 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16030 vector with single vuse pointer.
16031 (vn_reference_lookup_pieces, vn_reference_lookup,
16032 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16033 (shared_vuses_from_stmt): Remove.
16034 (get_ref_from_reference_ops): Declare.
16035 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16036 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16037 memory-tag related code.
16038 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16039 (likely_value): Add comment, skip static-chain of call statements.
16040 (surely_varying_stmt_p): Adjust.
16041 (gimplify_and_update_call_from_tree): Likewise.
16042 (execute_fold_all_builtins): Do not rebuild alias info.
16043 (gimplify_and_update_call_from_tree): Properly update VOPs.
16044 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16045 (copy_ref_info): Remove memory-tag related code.
16046 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16047 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16048 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16050 * tree-ssa-dom.c (gimple_p): Remove typedef.
16051 (eliminate_redundant_computations): Adjust.
16052 (record_equivalences_from_stmt): Likewise.
16053 (avail_expr_hash): Likewise.
16054 (avail_expr_eq): Likewise.
16055 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16056 (stmt_makes_single_load): Likewise.
16057 (stmt_makes_single_store): Likewise.
16058 * tree-ssa-alias.c: Rewrite completely.
16059 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16060 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16061 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16062 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16063 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16064 Remove public functions.
16065 (pass_reset_cc_flags): Remove.
16066 (pass_build_alias): Move ...
16067 * tree-ssa-structalias.c (pass_build_alias): ... here.
16068 * tree-ssa-alias.c (may_be_aliased): Move ...
16069 * tree-flow-inline.h (may_be_aliased): ... here.
16070 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16071 count_uses_and_derefs): Move ...
16072 * gimple.c: ... here.
16073 * gimple.h (count_uses_and_derefs): Declare.
16074 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16075 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16076 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16077 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16078 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16079 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16080 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16082 * tree-dfa.c (refs_may_alias_p): Move ...
16083 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16084 * tree-ssa-alias.h: New file.
16085 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16086 (statement_sink_location): Likewise.
16087 * opts.c (decode_options): Do not adjust max-aliased-vops or
16088 avg-aliased-vops values.
16089 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16090 (TV_CALL_CLOBBER): Likewise.
16091 (TV_FLOW_SENSITIVE): Likewise.
16092 (TV_FLOW_INSENSITIVE): Likewise.
16093 (TV_MEMORY_PARTITIONING): Likewise.
16094 (TV_ALIAS_STMT_WALK): New timevar.
16095 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16096 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16097 (get_address_description): Remove memory-tag related code.
16098 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16099 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16100 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16101 and immediate uses in statements. Document.
16102 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16103 (dump_symbols): Remove.
16104 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16105 * alias.c (get_deref_alias_set): New function split out from ...
16106 (get_alias_set): ... here.
16107 * alias.h (get_deref_alias_set): Declare.
16108 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16109 type parameter. Remove restrict pointer handling. Create a
16110 ref-all pointer in case type-based alias sets do not conflict.
16111 (vect_analyze_data_refs): Remove SMT related code.
16112 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16113 (vectorizable_load): Likewise.
16114 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16115 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16116 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16117 Ignore vops and SMTs.
16118 (dr_analyze_alias): Likewise..
16119 (free_data_ref): Likewise.
16120 (create_data_ref): Likewise.
16121 (analyze_all_data_dependences): Likewise.
16122 (get_references_in_stmt): Adjust.
16123 * tree-flow-inline.h (gimple_aliases_computed_p,
16124 gimple_addressable_vars, gimple_call_clobbered_vars,
16125 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16126 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16127 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16128 gimple_mem_ref_stats): Remove.
16129 (gimple_vop): New function.
16130 (op_iter_next_use): Remove vuses and mayuses cases.
16131 (op_iter_next_def): Remove vdefs case.
16132 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16133 (clear_and_done_ssa_iter): Do not set removed fields.
16134 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16135 Assert we are not iterating over vuses or vdefs if not also
16136 iterating over uses or defs.
16137 (op_iter_init_use): Likewise.
16138 (op_iter_init_def): Likewise.
16139 (op_iter_next_vdef): Remove.
16140 (op_iter_next_mustdef): Likewise.
16141 (op_iter_init_vdef): Likewise.
16142 (compare_ssa_operands_equal): Likewise.
16143 (link_use_stmts_after): Handle vuse operand.
16144 (is_call_used): Use is_call_clobbered.
16145 (is_call_clobbered): Global variables are always call clobbered,
16146 query the call-clobbers bitmap.
16147 (mark_call_clobbered): Ignore global variables.
16148 (clear_call_clobbered): Likewise.
16149 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16150 virtual operands sanity check.
16151 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16153 (TARGET_MEM_REF): Remove TMR_TAG operand.
16154 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16155 Remove call-clobber related code.
16156 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16157 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16158 partitions or escape reason.
16159 (get_single_def_stmt, get_single_def_stmt_from_phi,
16160 get_single_def_stmt_with_phi): Remove.
16161 (dump_referenced_vars): Tidy.
16162 (get_ref_base_and_extent): Allow bare decls.
16163 (collect_dfa_stats): Adjust.
16164 * graphite.c (rename_variables_in_stmt): Adjust.
16165 (graphite_copy_stmts_from_block): Likewise.
16166 (translate_clast): Likewise.
16167 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16169 (translate_vuse_through_block): Use the oracle.
16170 (phi_translate_1): Adjust.
16171 (value_dies_in_block_x): Use the oracle. Cache the outcome
16173 (valid_in_sets): Check if the VUSE for
16174 a REFERENCE is available.
16175 (eliminate): Do not remove stmts during elimination,
16176 instead queue and remove them afterwards.
16177 (do_pre): Do not rebuild alias info.
16178 (pass_pre): Run TODO_rebuild_alias before PRE.
16179 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16180 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16181 (mark_all_v_defs_stmt): Remove.
16182 (mark_all_v_defs_seq): Adjust.
16183 (sra_replace): Likewise.
16184 (scalarize_use): Likewise.
16185 (scalarize_copy): Likewise.
16186 (scalarize_init): Likewise.
16187 (scalarize_ldst): Likewise.
16188 (todoflags): Remove.
16189 (tree_sra): Do not rebuild alias info.
16190 (tree_sra_early): Adjust.
16191 (pass_sra): Run TODO_update_address_taken before SRA.
16192 * tree-predcom.c (set_alias_info): Remove.
16193 (prepare_initializers_chain): Do not call it.
16194 (mark_virtual_ops_for_renaming): Adjust.
16195 (mark_virtual_ops_for_renaming_list): Remove.
16196 (initialize_root_vars): Adjust.
16197 (initialize_root_vars_lm): Likewise.
16198 (prepare_initializers_chain): Likewise.
16199 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16200 (may_propagate_copy_into_stmt): Likewise.
16201 (merge_alias_info): Do nothing for now.
16202 (propagate_tree_value_into_stmt): Adjust.
16203 (stmt_may_generate_copy): Likewise.
16204 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16205 not mark symbols for renaming.
16206 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16207 with the same statement, make sure to update the new pointed-to one.
16208 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16209 call statements, do not mark symbols for renaming.
16210 (mark_operand_necessary): Dump something.
16211 (ref_may_be_aliased): New function.
16212 (mark_aliased_reaching_defs_necessary_1): New helper function.
16213 (mark_aliased_reaching_defs_necessary): Likewise.
16214 (mark_all_reaching_defs_necessary_1): Likewise.
16215 (mark_all_reaching_defs_necessary): Likewise.
16216 (propagate_necessity): Do not process virtual PHIs. For
16217 non-aliased loads mark all reaching definitions as necessary.
16218 For aliased loads and stores mark the immediate dominating
16219 aliased clobbers as necessary.
16220 (visited): New global static.
16221 (perform_tree_ssa_dce): Free visited bitmap after propagating
16223 (remove_dead_phis): Perform simple dead virtual PHI removal.
16224 (remove_dead_stmt): Properly unlink virtual operands when
16226 (eliminate_unnecessary_stmts): Schedule PHI removal after
16228 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16229 (process_replaceable): Likewise.
16230 (find_replaceable_in_bb): Likewise.
16231 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16232 based on the single gimple vop.
16233 (verify_flow_insensitive_alias_info): Remove.
16234 (verify_flow_sensitive_alias_info): Likewise.
16235 (verify_call_clobbering): Likewise.
16236 (verify_memory_partitions): Likewise.
16237 (verify_alias_info): Likewise.
16238 (verify_ssa): Adjust..
16239 (execute_update_addresses_taken): Export. Update SSA
16240 manually. Optimize only when optimizing. Use a local bitmap.
16241 (pass_update_address_taken): Remove TODO_update_ssa, add
16243 (pass_update_address_taken): Just use TODO_update_address_taken.
16244 (init_tree_ssa): Do not initialize addressable_vars.
16245 (verify_ssa): Verify new VUSE / VDEF properties.
16246 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16247 Do not call verify_alias_info.
16248 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16249 Do not free the loaded and stored syms bitmaps. Reset the escaped
16250 and callused solutions. Do not free addressable_vars.
16251 Remove memory-tag related code.
16252 (warn_uninitialized_var): Aliases are always available.
16253 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16254 * lambda-code.c (can_put_in_inner_loop): Adjust.
16255 (can_put_after_inner_loop): Likewise.
16256 (perfect_nestify): Likewise.
16257 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16258 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16259 (vectorizable_conversion): Do not mark symbols for renaming.
16260 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16261 (expand_call_inline): Unlink the calls virtual operands before
16263 (tree_function_versioning): Do not call update_ssa if we are not
16264 updating clones. Simplify.
16265 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16266 (propagate_with_phi): Likewise..
16267 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16268 clobber code. Assert we are not aliased or global.
16269 * tree-flow.h: Include tree-ssa-alias.h
16270 (enum escape_type): Remove.
16271 (struct mem_sym_stats_d): Likewise.
16272 (struct mem_ref_stats_d): Likewise.
16273 (struct gimple_df): Add vop member. Remove global_var,
16274 call_clobbered_vars, call_used_vars, addressable_vars,
16275 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16276 escaped and callused members.
16277 (struct ptr_info_def): Remove all members, add points-to solution
16279 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16280 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16281 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16282 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16283 (tree-ssa-alias.o): Likewise.
16284 (toplev.o): Add tree-ssa-alias.h
16285 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16286 * gimple.c (gimple_set_bb): Fix off-by-one error.
16287 (is_gimple_reg): Do not handle memory tags.
16288 (gimple_copy): Also copy virtual operands.
16289 Delay updating the statement. Do not reset loaded and stored syms.
16290 (gimple_set_stored_syms): Remove.
16291 (gimple_set_loaded_syms): Likewise.
16292 (gimple_call_copy_skip_args): Copy the virtual operands
16293 and mark the new statement modified.
16294 * tree-ssa-structalias.c (may_alias_p): Remove.
16295 (set_uids_in_ptset): Take the alias set to prune with as
16296 parameter. Fold in the alias test of may_alias_p.
16297 (compute_points_to_sets): Compute whether a ptr is dereferenced
16298 in a local sbitmap.
16299 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16300 other ADDRESSOF constraints on the lhs.
16301 (get_constraint_for_component_ref): Assert that we don't get
16302 ADDRESSOF constraints from the base of the reference.
16303 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16304 (struct variable_info): Remove collapsed_to member.
16305 (get_varinfo_fc): Remove.
16306 (new_var_info): Do not set collapsed_to.
16307 (dump_constraint): Do not follow cycles.
16308 (dump_constraint_graph): Likewise.
16309 (build_pred_graph): Likewise.
16310 (build_succ_graph): Likewise.
16311 (rewrite_constraints): Likewise.
16312 (do_simple_structure_copy): Remove.
16313 (do_rhs_deref_structure_copy): Remove.
16314 (do_lhs_deref_structure_copy): Remove.
16315 (collapse_rest_of_var): Remove.
16316 (do_structure_copy): Re-implement.
16317 (pta_stats): New global variable.
16318 (dump_pta_stats): New function.
16319 (struct constraint_expr): Make offset signed.
16320 (UNKNOWN_OFFSET): Define special value.
16321 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16322 (solution_set_expand): New helper function split out from ...
16323 (do_sd_constraint): ... here.
16324 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16325 (do_ds_constraint): Likewise.
16326 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16327 and CALLUSED = *CALLUSED.
16328 (set_union_with_increment): Make inc argument signed.
16329 (type_safe): Remove.
16330 (get_constraint_for_ptr_offset): Handle unknown and negative
16332 (first_vi_for_offset): Handle offsets before start. Bail
16333 out early for offsets beyond the variable extent.
16334 (first_or_preceding_vi_for_offset): New function.
16335 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16336 Together with ESCAPED = *ESCAPED this properly computes reachability.
16337 (find_what_var_points_to): New function.
16338 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16339 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16340 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16341 pt_solutions_intersect): New functions.
16342 (compute_call_used_vars): Remove.
16343 (compute_may_aliases): New main entry into PTA computation.
16344 * gimple.h (gimple_p): New typedef.
16345 (struct gimple_statement_base): Remove references_memory_p.
16346 (struct gimple_statement_with_memory_ops_base): Remove
16347 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16349 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16350 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16351 gimple_set_references_memory): Remove.
16352 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16353 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16355 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16356 (verify_expr): Allow RESULT_DECL.
16357 (gimple_duplicate_bb): Do not copy virtual operands.
16358 (gimple_duplicate_sese_region): Adjust.
16359 (gimple_duplicate_sese_tail): Likewise.
16360 (mark_virtual_ops_in_region): Remove.
16361 (move_sese_region_to_fn): Do not call it.
16362 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16363 and pass_simple_dse.
16364 (execute_function_todo): Handle TODO_update_address_taken,
16365 call execute_update_addresses_taken for TODO_rebuild_alias.
16366 (execute_todo): Adjust.
16367 (execute_one_pass): Init dump files early.
16368 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16370 (create_general_new_stmt): Clear vops.
16371 * tree-ssa-reassoc.c (get_rank): Adjust.
16372 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16373 symbols for renaming.
16374 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16375 (PARAM_AVG_ALIASED_VOPS): Likewise.
16376 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16377 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16378 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16379 (operand_build_cmp, copy_virtual_operands,
16380 create_ssa_artificial_load_stmt, add_to_addressable_set,
16381 gimple_add_to_addresses_taken): Remove public functions.
16382 (unlink_stmt_vdef): New function.
16384 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16386 * config.gcc (powerpc-*-linux*): Merge variants.
16388 2009-04-02 Chao-ying Fu <fu@mips.com>
16389 James Grosbach <james.grosbach@microchip.com>
16391 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16392 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16394 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16395 keep_interrupts_masked_p, use_debug_exception_return_p.
16396 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16397 keep_interrupts_masked, use_debug_exception_return.
16398 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16399 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16401 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16402 (mips_print_operand): Process COP0 registers to print $0 .. $31
16403 correctly for GAS to process.
16404 (mips_interrupt_extra_call_saved_reg_p): New function.
16405 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16407 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16408 (mips_compute_frame_info): Add supports for interrupt context that
16409 includes doubleword accumulators and COP0 registers.
16410 (mips_for_each_saved_acc): New function.
16411 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16412 mips_for_each_saved_reg.
16413 (mips_save_reg): Save accumulators.
16414 (mips_kernel_reg_p): A new for_each_rtx callback.
16415 (mips_expand_prologue): Support interrupt handlers.
16416 (mips_restore_reg): Restore accumulators.
16417 (mips_expand_epilogue): Support interrupt handlers.
16418 (mips_can_use_return_insn): Return false for interrupt handlers.
16419 (mips_epilogue_uses): New function.
16420 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16421 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16422 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16423 cop0_move): New instructions.
16424 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16425 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16427 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16429 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16430 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16431 interrupt handlers, we use K0 as the temporary register.
16432 (EPILOGUE_USES): Change to a function call.
16433 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16434 handlers, we use K0 as the temporary register.
16436 * doc/extend.texi (Function Attributes): Document interrupt,
16437 use_shadow_register_set, keep_interrupts_masked,
16438 use_debug_exception_return for MIPS attributes.
16440 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16442 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16443 Remove a number of t-files from tmake_file.
16444 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16445 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16446 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16447 target_prototype, not TARGET_PROTOTYPE.
16448 (LINK_OS_GNU_SPEC): Define.
16449 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16450 and darwin-ldoubdle.c.
16452 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16455 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16456 (cpp_options): Ditto.
16457 (default_compilers): Ditto.
16458 (display_help): Ditto.
16459 (process_command): Ditto.
16460 (do_spec_1): Ditto.
16461 (set_input): Use lbasename instead of duplicate code.
16462 (save_temps_prefix): New static for -save-temps=obj.
16463 (save_temps_length): Ditto.
16465 * doc/invoke.texi (-save-temps=obj): Document new variant to
16466 -save-temps switch.
16468 2009-04-02 Jeff Law <law@redhat.com>
16470 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16473 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16475 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16476 * configure: Regenerated.
16478 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16480 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16481 share the argument list.
16483 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16487 2009-02-12 Diego Novillo <dnovillo@google.com>
16489 * varpool.c (debug_varpool): New.
16490 * cgraph.h (debug_varpool): Declare.
16492 2009-04-02 Jan Hubicka <jh@suse.cz>
16494 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16497 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16499 * config/i386/i386.c (ix86_abi): Move initialization to ...
16500 (override_options): Here.
16502 2009-04-02 Christian Bruel <christian.bruel@st.com>
16504 * config/sh/sh.c (sh_dwarf_register_span): New function.
16505 (TARGET_DWARF_REGISTER_SPAN): Define.
16506 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16508 2009-04-02 Ira Rosen <irar@il.ibm.com>
16510 PR tree-optimization/39595
16511 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16512 interleaved loads group is not greater than the SLP group size.
16514 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16516 * builtins.c (is_builtin_name): New.
16517 (called_as_built_in): Use is_builtin_name.
16518 * tree.h (is_builtin_name): New.
16519 * varasm.c (incorporeal_function_p): Use is_builtin_name
16521 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16523 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16525 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16528 * c-decl.c (clone_underlying_type): Move this ...
16529 * c-common.c (set_underlying_type): ... here.
16530 Also, make sure the function properly sets TYPE_STUB_DECL() on
16531 the newly created typedef variant type.
16532 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16533 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16536 2009-04-02 Richard Guenther <rguenther@suse.de>
16538 PR tree-optimization/37221
16539 * tree-flow.h (degenerate_phi_result): Declare.
16540 * tree-ssa-dom.c (degenerate_phi_result): Export.
16541 * tree-scalar-evolution.c (analyze_initial_condition): If
16542 the initial condition is defined by a degenerate PHI node
16543 use the degenerate value.
16545 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16547 PR rtl-optimization/39588
16548 * combine.c (merge_outer_ops): Do not set the constant when this
16550 (simplify_shift_const_1): Do not modify it either in this case.
16552 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16554 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16555 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16557 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16560 * c-lex.c (interpret_float): Default (no suffix) is double.
16562 2009-04-1 Xinliang David Li <davidxl@google.com>
16564 * config/i386/i386.c (legitimate_constant_p): Recognize
16565 all one vector constant.
16567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16569 * config/vax/vax.c: Add #includes to silence warnings.
16570 Change #include order to silence two warnings.
16572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16574 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16575 (ASM_SPEC): Pass -k to the assembler for PIC code.
16577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16579 * config.gcc: Add vax-*-linux* to the switch.
16580 * config/vax/linux.h: New file. (TARGET_VERSION,
16581 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16585 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16586 Use predicate macros instead of GET_CODE() == foo.
16587 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16588 ashlsi3, rotrsi3, <unnamed>): Likewise.
16590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16592 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16593 jbbccihi, jbbccisi): Remova trailing whitespace.
16594 * config/vax/constraints.md: Likewise.
16595 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16596 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16597 * config/vax/predicates.md: Likewise.
16598 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16599 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16600 * config/vax/vax.h: Likewise.
16601 * config/vax/vax.md (nonlocal_goto): Likewise.
16603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16605 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16606 (indirectable_address_p, adjacent_operands_p): Add spaces around
16608 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16612 * config/vax/vax.c (legitimate_constant_address_p,
16613 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16614 index_term_p, reg_plus_index_p, legitimate_address_p,
16615 vax_mode_dependent_address_p): Update comments to match functions
16616 modified by the recent int->bool conversion.
16618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16620 * config/vax/builtins.md: Update copyright message.
16621 * config/vax/constraints.md: Likewise.
16622 * config/vax/netbsd-elf.h: Likewise.
16623 * config/vax/predicates.md: Likewise.
16624 * config/vax/vax-protos.h: Likewise.
16625 * config/vax/vax.c: Likewise.
16626 * config/vax/vax.h: Likewise.
16627 * config/vax/vax.md: Likewise.
16628 * config/vax/vax.opt: Likewise.
16630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16632 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16633 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16634 * config/vax/constraints.md (B, R): Likewise.
16635 * config/vax/predicates.md (external_memory_operand,
16636 nonimmediate_addsub_di_operand): Likewise.
16637 * config/vax/vax.c (vax_output_int_add): Likewise.
16638 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16639 untyped_call): Likewise.
16641 2009-04-01 Matt Thomas <matt@3am-software.com>
16643 * config/vax/predicates.md: New file.
16644 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16645 external_const_operand, nonsymbolic_operand, external_memory_operand,
16646 indirect_memory_operand, indexed_memory_operand,
16647 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16648 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16650 * config/vax/constraints.md: New file.
16651 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16653 * config/vax/builtins.md: New file.
16654 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16655 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16657 * config/vax/vax.opt (mqmath): Add option.
16658 * config/vax/vax.md (isfx): Extend with DI.
16659 (VAXintQH, VAXintQHSD): Define.
16660 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16661 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16662 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16663 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16664 (movdi): Update constraints and use vax_output_int_move().
16665 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16666 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16667 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16668 nonlocal_goto): New.
16669 (mov<mode>): Extend accepted operand types.
16670 (subdi3_old): Rename from subdi3, change update constraints and use
16671 a new implementation.
16672 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16673 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16674 MOVE_RATIO, CLEAR_RATIO): Define.
16675 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16676 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16677 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16678 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16679 (split_quadword_operands): Make static and really allow variable
16681 (print_operand_address): Update for PIC generation.
16682 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16683 indexable_address_p, fixup_mathdi_operand,
16684 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16685 (vax_float_literal, legitimate_constant_p,
16686 indirectable_constant_address_p, index_term_p,
16687 reg_plus_index_p): Return bool instead of int.
16688 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16690 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16692 (vax_output_conditional_branch): Indent.
16693 (legitimate_constant_address_p, indirectable_constant_address_p,
16694 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16695 vax_mode_dependent_address_p): Return bool instead of int, update for
16697 * config/vax/vax-protos.h (legitimate_constant_address_p,
16698 legitimate_constant_p, legitimate_address_p,
16699 vax_mode_dependent_address_p): Change declaration to bool.
16700 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16701 vax_expand_addsub_di_operands, vax_output_int_subtract,
16702 vax_output_movmemsi): Declare.
16703 (split_quadword_operands, vax_float_literal): Delete declaration.
16704 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16705 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16706 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16707 ASM_OUTPUT_DWARF_PCREL): Define.
16708 (ASM_SPEC): Change definition to allow PIC generation.
16710 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16712 * doc/sourcebuild.texi: Update front-end requirements.
16714 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16717 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16718 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16719 (booldi3_internal3): Use boolean_or_operator instead of
16722 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16725 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16726 declarator whose size is not an integer constant expression but
16727 folds to an integer constant, then treat it as a constant
16730 2009-04-01 Richard Guenther <rguenther@suse.de>
16732 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16733 i * 4 + 2 to (i * 2 + 1) * 2.
16735 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16738 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16739 return if c_parser_asm_string_literal returned NULL.
16741 2009-04-01 Nick Clifton <nickc@redhat.com>
16743 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16745 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16746 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16747 other typedefs to avoid conflicts with libgcc2.c. Define labels
16748 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16750 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16751 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16754 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16756 * varasm.c (default_function_rodata_section): Declare DOT as
16759 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16760 Andrey Galkin <agalkin@hypercom.com>
16763 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16764 Make object_name unique for each process.
16766 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16769 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16770 addressable variables in the parallel that could go out of scope while
16771 running queued tasks.
16773 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16775 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16776 (CASE_VALUES_THRESHOLD): Redefine.
16777 * config/avr/avr.c (avr_override_options): Remove initialization of
16778 avr_case_values_threshold variable.
16779 (avr_case_values_threshold): Remove variable. Add new function.
16780 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16781 * config/avr/avr.opt (mno-tablejump): Remove option.
16782 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16784 2009-04-01 DJ Delorie <dj@redhat.com>
16786 * varasm.c (default_function_rodata_section): Don't assume
16787 anything about where the first '.' in the section name is.
16789 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16791 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16792 rs6000_emit_stack_tie.
16794 2009-03-31 Ian Lance Taylor <iant@google.com>
16796 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16797 gimple_code with GIMPLE_RESX, not RESX.
16799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16801 * c-common.c (c_get_ident): New.
16802 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16804 2009-04-01 Ben Elliston <bje@au.ibm.com>
16806 * config/rs6000/sysv4.opt (msdata): Improve option description.
16808 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16810 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16811 (divdf3_internal_lat): Remove.
16812 (divxf3_internal_lat): Remove.
16813 (divxf3_internal_thr): Remove.
16814 (divxf): Use divxf3_internal.
16815 * config/ia64/div.md (divsf3_internal_lat): New.
16816 (divdf3_internal_lat): New.
16817 (divxf3_internal): New.
16819 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16822 * Makefile.in (USE_GCC_STDINT): Define.
16823 (stmp-int-hdrs): Install stdint.h if applicable.
16824 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16826 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16827 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16828 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16829 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16830 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16831 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16832 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16833 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16834 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16835 (c_common_nodes_and_builtins): Initialize
16836 underlying_wchar_type_node. Do not initialize
16837 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16838 nodes for new types.
16839 (c_stddef_cpp_builtins): Define macros for new types.
16840 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16842 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16843 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16844 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16845 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16846 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16847 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16848 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16849 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16850 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16851 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16852 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16853 int16_type_node, int32_type_node, int64_type_node,
16854 uint8_type_node, uint16_type_node, c_uint32_type_node,
16855 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16856 int_least32_type_node, int_least64_type_node,
16857 uint_least8_type_node, uint_least16_type_node,
16858 uint_least32_type_node, uint_least64_type_node,
16859 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16860 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16861 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16862 uintptr_type_node): Define.
16863 * c-cppbuiltin.c (builtin_define_constants,
16864 builtin_define_type_minmax): New.
16865 (builtin_define_stdint_macros): Define more macros.
16866 (c_cpp_builtins): Define more limit macros.
16867 (type_suffix): New.
16868 (builtin_define_type_max): Define in terms of
16869 builtin_define_type_minmax. Remove is_long parameter. All
16871 * config.gcc (use_gcc_stdint): Define.
16872 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16873 Add newlib-stdint.h for generic targets.
16874 * config/glibc-stdint.h, config/newlib-stdint.h,
16875 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16876 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16877 * config/score/score.h (UINTPTR_TYPE): Define.
16878 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16879 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16880 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16881 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16882 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16883 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16884 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16885 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16886 * config/spu/spu.h (STDINT_LONG32): Define.
16887 * configure.ac (use_gcc_stdint): Substitute.
16888 * configure: Regenerate.
16889 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16890 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16891 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16892 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16893 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16894 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16895 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16896 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16897 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16898 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16899 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16900 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16901 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16902 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16903 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16904 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16905 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16906 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16907 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16908 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16909 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16910 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16911 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16912 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16913 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16914 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16915 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16916 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16917 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16919 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16921 * loop-iv.c (suitable_set_for_replacement): Renamed from
16922 simplify_using_assignment; changed to return bool and to accept new
16923 args DEST and SRC. Return true iff we find a source/destination pair
16924 that can be used to make a replacement, and fill SRC and DEST if so.
16925 Remove arg ALTERED. Don't deal with altered regs here. All callers
16927 (simplify_using_initial_values): Deal with altered regs here and track
16928 more precisely the effect they have on the validity of our expression.
16930 * loop-iv.c (simplify_using_condition): A condition of the form
16931 (EQ REG CONST) can be used to simply make a substitution.
16932 (simplify_using_initial_values): Keep track of conditions we have seen
16933 and keep using them to simplify new expressions, while applying the
16934 same substitutions to them as to the expression.
16936 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16937 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16940 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16941 changed. Use this when trying to improve the upper bound.
16942 Generate the comparison by using simplify_gen_relational.
16944 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16946 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16948 (simplify_using_assignment, simplify_using_initial_values): Call
16949 replace_in_expr to make replacements. Call replace_single_def_regs
16950 once on the initial version of the expression.
16952 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16955 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16957 2009-03-31 Richard Guenther <rguenther@suse.de>
16959 PR middle-end/31029
16960 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16961 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16963 2009-03-31 Richard Guenther <rguenther@suse.de>
16965 * tree.h (div_if_zero_remainder): Declare.
16966 * fold-const.c (div_if_zero_remainder): Export.
16967 * tree-ssa-forwprop.c
16968 (forward_propagate_addr_into_variable_array_index): Handle
16969 constant array index addition outside of the variable index.
16971 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16974 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16975 define_splits, floatunssi<mode>2): Require x87 conversions from
16976 DImode to be permitted.
16978 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16980 PR preprocessor/15638
16981 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16983 2009-03-31 Richard Guenther <rguenther@suse.de>
16985 PR middle-end/23401
16986 PR middle-end/27810
16987 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16988 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16989 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16990 a separate statement.
16991 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16992 (lookup_tmp_var): Likewise.
16993 (is_gimple_formal_tmp_or_call_rhs): Remove.
16994 (is_gimple_reg_or_call_rhs): Rename to ...
16995 (is_gimple_reg_rhs_or_call): ... this.
16996 (is_gimple_mem_or_call_rhs): Rename to ...
16997 (is_gimple_mem_rhs_or_call): ... this.
16998 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16999 DECL_GIMPLE_REG_P only if is_formal is true.
17000 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17001 for non-proper post-modify expression gimplification.
17002 (gimplify_self_mod_expr): For post-modify expressions gimplify
17003 the lvalue to a minimal lvalue.
17004 (rhs_predicate_for): Remove formal temp case.
17005 (gimplify_modify_expr_rhs): Likewise.
17006 (gimplify_addr_expr): Use is_gimple_reg.
17007 (gimplify_expr): Remove formal temp cases.
17008 (gimple_regimplify_operands): Likewise.
17009 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17010 and FILTER_EXPR like constants.
17011 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17013 (is_gimple_formal_tmp_rhs): Remove.
17014 (is_gimple_reg_rhs): Remove special casing.
17015 (is_gimple_mem_rhs): Fix.
17016 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17017 (is_gimple_formal_tmp_var): Remove.
17018 (is_gimple_formal_tmp_reg): Likewise.
17019 (is_gimple_min_lval): Allow invariant component ref parts.
17020 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17021 is_gimple_formal_tmp_reg): Remove declarations.
17022 * tree-cfg.c (verify_expr): Verify that variables with address
17023 taken do not have DECL_GIMPLE_REG_P set.
17024 * tree-mudflap.c (mf_build_check_statement_for): Use
17025 force_gimple_operand instead of gimplify_expr.
17027 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17029 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17030 schedulable rows to compute_split_row.
17032 2009-03-31 Ben Elliston <bje@au.ibm.com>
17035 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17038 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17040 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17041 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17042 * configure: Regenerate.
17043 * config.in: Regenerate.
17044 * config/rs6000/rs6000.opt (mtls-markers): Add.
17045 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17046 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17047 (tls_ld_aix, tls_ld_sysv): Likewise.
17048 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17049 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17051 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17053 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17055 2009-03-30 Jan Hubicka <jh@suse.cz>
17057 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17059 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17060 detection and label handling.
17062 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17064 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17065 left_conflicts_size.
17066 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17067 ALLOCNO_LEFT_CONFLICTS_SIZE.
17069 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17070 remove_allocno_from_bucket_and_push,
17071 allocno_spill_priority_compare, push_allocnos_to_stack,
17072 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17073 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17074 (setup_allocno_left_conflicts_num): Ditto. Rename to
17075 setup_allocno_left_conflicts_size.
17076 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17077 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17078 setup_allocno_left_conflicts_size instead of
17079 setup_allocno_left_conflicts_num.
17081 * ira-build.c (ira_create_allocno): Use
17082 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17083 ALLOCNO_LEFT_CONFLICTS_NUM.
17085 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17087 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17088 instead of DF_LR_OUT.
17090 * ira-lives.c (process_bb_node_lives): Ditto.
17092 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17093 instead of DF_LR_{OUT,IN}.
17095 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17097 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17099 2009-03-30 Jan Hubicka <jh@suse.cz>
17101 * except.c (label_to_region_map): Fix thinko.
17103 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17105 PR middle-end/38237
17106 * tree.h (tree_find_value): New declaration.
17107 * tree.c (tree_find_value): New function.
17108 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17110 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17113 * c-decl.c (struct c_binding): Add locus field.
17114 (bind): Add locus argument, set locus field from it.
17115 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17116 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17117 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17118 implicitly_declare, undeclared_variable, lookup_label,
17119 declare_label, c_make_fname_decl, c_builtin_function,
17120 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17123 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17126 * config/i386/i386.c (classify_argument): Check total size of
17129 2009-03-30 Martin Jambor <mjambor@suse.cz>
17131 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17132 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17133 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17136 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17137 seen_variable_array_ref while also traversing a union.
17139 * tree-inline.c (optimize_inline_calls): Do not call
17140 cgraph_node_remove_callees.
17141 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17142 (pass_remove_cgraph_callee_edges): New variable.
17143 * passes.c (init_optimization_passes): Add
17144 pass_remove_cgraph_callee_edges after early inlining and before all
17145 late intraprocedural passes.
17147 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17149 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17151 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17152 Fix typos in names.
17154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17156 * combine.c (simplify_comparison): Use have_insn_for.
17157 * dojump.c (do_jump): Likewise.
17159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17161 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17162 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17163 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17164 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17165 instead of sparc_compare_emitted.
17166 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17167 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17168 instead of sparc_compare_emitted.
17170 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17172 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17173 enter/exit cfglayout mode.
17174 (pass_partition_block): Require it.
17175 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17176 (combine_instructions): Track basic blocks instead of labels.
17177 (update_cfg_for_uncondjump): New.
17178 (try_combine): Use it. Update jumps after rescanning.
17179 (pass_combine): Require PROP_cfglayout.
17180 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17182 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17184 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17185 Provide/destroy PROP_cfglayout respectively.
17186 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17187 * tree-pass.h (PROP_cfglayout): New.
17189 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17191 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17192 fold_convert_const_fixed_from_fixed,
17193 fold_convert_const_fixed_from_int,
17194 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17195 set TREE_CONSTANT_OVERFLOW.
17196 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17197 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17199 2009-03-30 Ira Rosen <irar@il.ibm.com>
17201 * tree-vect-loop-manip.c: New file.
17202 * tree-vectorizer.c: Update documentation and included files.
17203 (vect_loop_location): Make extern.
17204 (rename_use_op): Move to tree-vect-loop-manip.c
17205 (rename_variables_in_bb, rename_variables_in_loop,
17206 slpeel_update_phis_for_duplicate_loop,
17207 slpeel_update_phi_nodes_for_guard1,
17208 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17209 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17210 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17211 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17212 find_loop_location): Likewise.
17213 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17214 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17215 get_vectype_for_scalar_type, vect_is_simple_use,
17216 supportable_widening_operation, supportable_narrowing_operation):
17218 (bb_in_loop_p): Move to tree-vect-loop.c.
17219 (new_loop_vec_info, destroy_loop_vec_info,
17220 reduction_code_for_scalar_code, report_vect_op,
17221 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17222 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17223 (vect_supportable_dr_alignment): Likewise.
17224 * tree-vectorizer.h (tree-data-ref.h): Include.
17225 (vect_loop_location): Declare.
17226 Reorganize function declarations according to the new file structure.
17227 * tree-vect-loop.c: New file.
17228 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17229 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17230 * tree-vect-data-refs.c: New file.
17231 * tree-vect-patterns.c (timevar.h): Don't include.
17232 * tree-vect-stmts.c: New file.
17233 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17234 tree-vect-slp.c, tree-vect-loop.c.
17235 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17236 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17237 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17238 (tree-vect-analyze.o): Remove.
17239 (tree-vect-transform.o): Likewise.
17240 (tree-vect-data-refs.o): Add rule.
17241 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17242 tree-vect-slp.o): Likewise.
17243 (tree-vect-patterns.o): Remove redundant dependencies.
17244 (tree-vectorizer.o): Likewise.
17245 * tree-vect-slp.c: New file.
17247 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17249 * optc-gen.awk: Warn if an option flag has multiple different
17252 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17254 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17255 -floop-block): Document dependences on PPL, CLooG and Graphite.
17257 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17259 PR rtl-optimization/323
17260 * c-common.c (c_fully_fold, convert_and_check,
17261 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17262 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17263 * c-common.def (EXCESS_PRECISION_EXPR): New.
17264 * c-cppbuiltin.c (builtin_define_float_constants): Define
17265 constants with enough digits for long double.
17266 * c-lex.c (interpret_float): Interpret constant with excess
17267 precision where appropriate.
17268 * c-opts.c (c_common_post_options): Set
17269 flag_excess_precision_cmdline. Give an error for
17270 -fexcess-precision=standard for C++ for processors where the
17271 option is significant.
17272 * c-parser.c (c_parser_conditional_expression): Handle excess
17273 precision in condition.
17274 * c-typeck.c (convert_arguments): Handle arguments with excess
17276 (build_unary_op): Move excess precision outside operation.
17277 (build_conditional_expr): Likewise.
17278 (build_compound_expr): Likewise.
17279 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17280 (build_modify_expr): Handle excess precision in RHS.
17281 (convert_for_assignment): Handle excess precision in converted
17283 (digest_init, output_init_element, process_init_element): Handle
17284 excess precision in initializer.
17285 (c_finish_return): Handle excess precision in return value.
17286 (build_binary_op): Handle excess precision in operands and add
17287 excess precision as needed for operation.
17288 * common.opt (-fexcess-precision=): New option.
17289 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17290 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17291 For standard excess precision, output explicit conversion to and
17292 truncation from XFmode.
17293 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17294 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17295 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17296 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17297 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17298 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17299 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17300 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17301 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17302 define_splits, sqrt<mode>2): Disable where appropriate for
17303 standard excess precision.
17304 * convert.c (convert_to_real): Do not shorten arithmetic to type
17305 for which excess precision would be used.
17306 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17307 * doc/invoke.texi (-fexcess-precision=): Document option.
17308 (-mfpmath=): Correct index entry.
17309 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17310 flag_excess_precision): New.
17311 * langhooks.c (lhd_post_options): Set
17312 flag_excess_precision_cmdline.
17313 * opts.c (common_handle_option): Handle -fexcess-precision=.
17314 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17315 init_excess_precision): New.
17316 (lang_dependent_init_target): Call init_excess_precision.
17317 * tree.c (excess_precision_type): New.
17318 * tree.h (excess_precision_type): Declare.
17320 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17323 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17324 non-lvalue to component.
17326 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17328 PR preprocessor/34695
17329 * Makefile.in (c-opts.o): Depend on c-tree.h.
17330 * c-common.c: Move down include of diagnostic.h.
17331 (done_lexing, c_cpp_error): New.
17332 * c-common.h (done_lexing): Declare.
17333 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17335 * c-opts.c: Include c-tree.h.
17336 (c_common_init_options): Set preprocessor error callback.
17337 (c_common_handle_option): Do not set preprocessor
17338 inhibit_warnings, warnings_are_errors, warn_system_headers,
17339 pedantic_errors or inhibit_warnings flags.
17340 (c_common_post_options): Do not check cpp_errors (parse_in).
17341 (c_common_finish): Do not output dependencies if there were
17342 errors. Do not check return value of cpp_finish.
17343 * c-ppoutput.c (pp_file_change): Set input_location.
17344 * c-tree.h (c_cpp_error): Declare.
17345 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17347 (diagnostic_build_prefix): Check override_column.
17348 * diagnostic.h (diagnostic_info): Add override_column field.
17349 (diagnostic_override_column): Define.
17351 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17353 * c-common.c (c_expand_expr, c_staticp): Remove.
17354 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17355 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17356 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17357 * c-gimplify.c (gimplify_compound_literal_expr,
17358 optimize_compound_literals_in_ctor): Remove.
17359 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17360 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17361 * c-semantics.c (emit_local_var): Remove.
17363 * langhooks-def.h (lhd_expand_expr): Remove.
17364 * langhooks.c (lhd_expand_expr): Remove.
17365 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17367 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17368 handling from c-semantics.c; don't call into langhook.
17369 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17370 * gimplify.c (gimplify_compound_literal_expr,
17371 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17372 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17373 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17374 as was done in c-gimplify.c.
17375 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17376 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17377 Move from c-common.h.
17378 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17380 * tree.c (staticp): Do not call langhook.
17381 * langhooks.c (lhd_staticp): Delete.
17382 * langhooks-def.h (lhd_staticp): Delete prototype.
17383 (LANG_HOOKS_STATICP): Delete.
17384 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17386 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17387 instead of DECL_STMTs.
17389 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17397 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17399 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17400 contained expression.
17401 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17402 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17403 conditional expressions for C.
17404 (decl_constant_value_for_optimization): Move from
17405 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17406 whether optimizing and that the expression is a VAR_DECL not of
17407 array type instead of doing such checks in the caller. Do not
17408 check pedantic. Call gcc_unreachable for C++.
17409 * c-common.def (C_MAYBE_CONST_EXPR): New.
17410 * c-common.h (c_fully_fold, c_save_expr,
17411 decl_constant_value_for_optimization): New prototypes.
17412 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17413 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17414 EXPR_INT_CONST_OPERANDS): Define.
17415 * c-convert.c (convert): Strip nops from expression.
17416 * c-decl.c (groktypename): Take extra parameters expr and
17417 expr_const_operands. Update call to grokdeclarator.
17418 (start_decl): Update call to grokdeclarator. Add statement for
17419 expressions used in type of decl.
17420 (grokparm): Update call to grokdeclarator.
17421 (push_parm_decl): Update call to grokdeclarator.
17422 (build_compound_literal): Add parameter non_const and build a
17423 C_MAYBE_COSNT_EXPR if applicable.
17424 (grokdeclarator): Take extra parameters expr and
17425 expr_const_operands. Track expressions used in declaration
17426 specifiers and declarators. Fold array sizes and track whether
17427 they are constant expressions and whether they are integer
17428 constant expressions.
17429 (parser_xref_tag): Set expr and expr_const_operands fields in
17431 (grokfield): Update call to grokdeclarator.
17432 (start_function): Update call to grokdeclarator.
17433 (build_null_declspecs): Set expr and expr_const_operands fields in
17435 (declspecs_add_type): Handle expressions in typeof specifiers.
17436 * c-parser.c (c_parser_declspecs): Set expr and
17437 expr_const_operands fields for declaration specifiers.
17438 (c_parser_enum_specifier): Likewise.
17439 (c_parser_struct_or_union_specifier): Likewise.
17440 (c_parser_typeof_specifier): Likewise. Update call to
17441 groktypename. Fold expression as needed. Return expressions with
17442 type instead of adding statements.
17443 (c_parser_attributes): Update calls to c_parser_expr_list.
17444 (c_parser_statement_after_labels): Fold expression before passing
17445 to objc_build_throw_stmt.
17446 (c_parser_condition): Fold expression.
17447 (c_parser_asm_operands): Fold expression.
17448 (c_parser_conditional_expression): Use c_save_expr. Update call
17449 to build_conditional_expr.
17450 (c_parser_alignof_expression): Update call to groktypename.
17451 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17452 original_code. Fold expression argument of va_arg. Create
17453 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17454 argument to va_arg. Update calls to groktypename. Fold array
17455 index for offsetof. Verify that first argument to
17456 __builtin_choose_expr has integer type.
17457 (c_parser_postfix_expression_after_paren_type): Update calls to
17458 groktypename and build_compound_literal. Handle expressions with
17459 side effects in type name.
17460 (c_parser_postfix_expression_after_primary): Update call to
17461 c_parser_expr_list. Set original_code for calls to
17462 __builtin_constant_p.
17463 (c_parser_expr_list): Take extra parameter fold_p. Fold
17464 expressions if requested.
17465 (c_parser_objc_type_name): Update call to groktypename.
17466 (c_parser_objc_synchronized_statement): Fold expression.
17467 (c_parser_objc_receiver): Fold expression.
17468 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17469 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17470 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17471 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17472 (struct c_typespec): Add elements expr and expr_const_operands.
17473 (struct c_declspecs): Add elements expr and expr_const_operands.
17474 (groktypename, build_conditional_expr, build_compound_literal):
17476 (in_late_binary_op): Declare.
17477 * c-typeck.c (note_integer_operands): New function.
17478 (in_late_binary_op): New variable.
17479 (decl_constant_value_for_broken_optimization): Move to c-common.c
17480 and rename to decl_constant_value_for_optimization.
17481 (default_function_array_conversion): Do not strip nops.
17482 (default_conversion): Do not call
17483 decl_constant_value_for_broken_optimization.
17484 (build_array_ref): Do not fold result.
17485 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17486 result when operand is a VLA.
17487 (c_expr_sizeof_type): Update call to groktypename. Handle
17488 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17489 result when operand names a VLA type.
17490 (build_function_call): Update call to build_compound_literal.
17491 Only fold result for calls to __builtin_* functions. Strip
17492 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17493 the function designator.
17494 (convert_arguments): Fold arguments. Update call to
17495 convert_for_assignment.
17496 (build_unary_op): Handle increment and decrement of
17497 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17498 decrement earlier. Fold operand of increment and decrement.
17499 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17500 built for integer operand. Wrap returns that are INTEGER_CSTs
17501 without being integer constant expressions or that have integer
17502 constant operands without being INTEGER_CSTs.
17503 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17504 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17505 result is an integer constant expression or can be used in
17506 unevaluated parts of one and avoid folding and wrap as
17507 appropriate. Fold operands before possibly doing -Wsign-compare
17509 (build_compound_expr): Wrap result for C99 if operands can be used
17510 in integer constant expressions.
17511 (build_c_cast): Update call to digest_init. Do not ignore
17512 overflow from casting floating-point constants to integers. Wrap
17513 results that could be confused with integer constant expressions,
17514 null pointer constants or floating-point constants.
17515 (c_cast_expr): Update call to groktypename. Handle expressions
17516 included in type name.
17517 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17518 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17519 Update calls to convert_for_assignment.
17520 (convert_for_assignment): Take new parameter
17521 null_pointer_constant. Do not strip nops or call
17522 decl_constant_value_for_broken_optimization. Set
17523 in_late_binary_op for conversions to boolean.
17524 (store_init_value): Update call to digest_init.
17525 (digest_init): Take new parameter null_pointer_constant. Do not
17526 call decl_constant_value_for_broken_optimization. pedwarn for
17527 initializers not constant expressions. Update calls to
17528 convert_for_assignment.
17529 (constructor_nonconst): New.
17530 (struct constructor_stack): Add nonconst element.
17531 (really_start_incremental_init, push_init_level, pop_init_level):
17532 Handle constructor_nonconst and nonconst element.
17533 (set_init_index): Call constant_expression_warning for array
17535 (output_init_element): Fold value. Set constructor_nonconst as
17536 applicable. pedwarn for initializers not constant expressions.
17537 Update call to digest_init. Call constant_expression_warning
17538 where constant initializers are required.
17539 (process_init_element): Use c_save_expr.
17540 (c_finish_goto_ptr): Fold expression.
17541 (c_finish_return): Fold return value. Update call to
17542 convert_for_assignment.
17543 (c_start_case): Fold switch expression.
17544 (c_process_expr_stmt): Fold expression.
17545 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17546 ensure statement expression is not evaluated in constant expression.
17547 (build_binary_op): Track whether results are integer constant
17548 expressions or may occur in such, disable folding and wrap results
17549 as applicable. Fold operands for -Wsign-compare warnings unless
17551 (c_objc_common_truthvalue_conversion): Handle results folded to
17552 integer constants that are not integer constant expressions.
17553 * doc/extend.texi: Document when typeof operands are evaluated,
17554 that condition of __builtin_choose_expr is an integer constant
17555 expression, and more about use of __builtin_constant_p in
17558 2009-03-29 Richard Guenther <rguenther@suse.de>
17560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17561 propagate addresses of array references.
17563 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17565 * regmove.c (perhaps_ends_bb_p): Remove.
17566 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17567 from INSN and check that the main loop stays within that basic block.
17568 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17569 (regmove_forward_pass): Split out from regmove_optimize. Use
17570 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17571 (regmove_backward_pass): Split out from regmove_optimize. Use
17572 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17573 (regmove_optimize): Simplify.
17575 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17578 * config/i386/i386.c (classify_argument): Ignore flexible array
17579 member in struct and warn ABI change.
17581 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17583 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17585 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17586 (ix86_adjust_cost): Updated.
17588 2009-03-29 Jan Hubicka <jh@suse.cz>
17590 PR middle-end/28850
17591 * tree-pass.h (pass_cleanup_eh): New function.
17592 (remove_unreachable_regions): Break code handling RTL
17593 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17594 that can not be reached by runtime.
17595 (can_be_reached_by_runtime): New function.
17596 (label_to_region_map): New function.
17597 (num_eh_regions): New function.
17598 (rtl_remove_unreachable_regions): New function.
17599 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17600 (remove_eh_region): New function.
17601 * except.h: Include sbitmap and vecprim.
17602 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17603 num_eh_regions): Declare.
17604 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17605 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17606 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17607 (tree_empty_eh_handler_p): New function.
17608 (cleanup_empty_eh): New function.
17609 (cleanup_eh): New function.
17610 (pass_cleanup_eh): New function.
17612 2009-03-29 Jan Hubicka <jh@suse.cz>
17614 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17615 for removed regions.
17617 2009-03-29 Jan Hubicka <jh@suse.cz>
17619 * except.c (dump_eh_tree): Dump all datastructures.
17621 2009-03-29 Jan Hubicka <jh@suse.cz>
17623 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17624 (duplicate_eh_regions_1): Likewise.
17625 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17626 vector; call EH verification.
17627 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17628 Be ready for region being removed.
17630 2009-03-29 Jan Hubicka <jh@suse.cz>
17632 * bitmap.c (bitmap_last_set_bit): New function.
17633 * bitmap.h (bitmap_last_set_bit): Declare.
17635 2009-03-29 David Ayers <ayers@fsfe.org>
17638 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17639 by calling objc_compare_types and surpress warnings about
17640 incompatible C pointers that are compatible ObjC pointers.
17642 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17644 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17645 call initialize_inline_failed.
17646 (initialize_inline_failed): Move it from here ...
17647 * cgraph.c (initialize_inline_failed): ... to here.
17648 (cgraph_create_edge): Call initialize_inline_failed rather than
17649 setting inline_failed directly.
17651 2009-03-29 Ben Elliston <bje@au.ibm.com>
17654 * sysv4.opt (msdata): Improve comment.
17655 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17656 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17658 2009-03-29 Ben Elliston <bje@au.ibm.com>
17661 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17662 load and store attributes.
17664 2009-03-29 Ben Elliston <bje@au.ibm.com>
17666 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17667 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17668 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17669 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17670 __builtin_infq and __builtin_huge_valq.
17672 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17674 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17676 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17677 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17679 2009-03-28 Xinliang David Li <davidxl@google.com>
17681 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17682 (do_dbg_cnt): New function.
17684 2009-03-28 Jan Hubicka <jh@suse.cz>
17686 Merge from pretty-ipa:
17688 2009-03-27 Jan Hubicka <jh@suse.cz>
17690 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17691 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17692 * passes.c (function_called_by_processed_nodes_p): New.
17693 * ipa-pure-const.c (check_call): Fix handling of operands.
17694 (analyze_function): Dump debug output for skipped bodies.
17695 (local_pure_const): Use function_called_by_processed_nodes_p.
17696 * dwarf2out.c (reference_to_unused): Use output.
17697 * passes.c (do_per_function_toporder): Likewise.
17699 2008-11-12 Jan Hubicka <jh@suse.cz>
17701 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17702 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17703 state_set_in_source enum
17704 (check_decl): Ignore memory tags; do not set fake looping flags;
17706 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17707 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17708 (check_call, analyze_function): Rewrite.
17710 (add_new_function): Update call of analyze_function.
17711 (generate_summary): Add call of analyze_function.
17712 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17713 (local_pure_const): New function.
17714 (pass_local_pure_const): New pass.
17715 * ipa-inline.c (inline_transform): Set after_inlining.
17716 * tree-eh.c (stmt_can_throw_external): New.
17717 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17718 work with aliasing built.
17719 * tree-flow.h (stmt_can_throw_external): New.
17720 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17721 and local pure/const pass in early and late optimization queue.
17723 2009-03-28 Martin Jambor <mjambor@suse.cz>
17725 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17727 (fold_binary): Allow function decl aligment consideration is the
17728 second argument is integer constant one.
17729 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17730 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17731 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17733 2009-03-28 Jan Hubicka <jh@suse.cz>
17735 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17736 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17737 * function.h (rtl_data): Add nothrow flag.
17738 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17739 set DECL_NOTHROW for AVAILABLE functions.
17741 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17743 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17744 following vector keyword has expansion starting with pixel or bool
17745 keyword, expand vector to __vector and pixel or bool to __pixel or
17749 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17750 warn_if_disallowed_function_p): Removed.
17751 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17752 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17753 warning_if_disallowed_function_p.
17754 * flags.h (warn_if_disallowed_function_p,
17755 warn_disallowed_functions): Removed.
17756 * common.opt (Wdisallowed-function-list=): Removed.
17757 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17759 2009-03-28 Richard Guenther <rguenther@suse.de>
17761 PR tree-optimization/38723
17762 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17765 2009-03-28 Jan Hubicka <jh@suse.cz>
17767 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17768 test introduced by my previous patch.
17770 2009-03-28 Richard Guenther <rguenther@suse.de>
17772 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17773 the PHIs value undefined.
17775 2009-03-28 Jan Hubicka <jh@suse.cz>
17777 * tree-pass.h (pass_fixup_cfg): New pass.
17778 * ipa-inline.c (inline_transform): Set
17779 always_inline_functions_inlined/after_inlining.
17780 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17781 (pass_fixup_cfg): New pass.
17782 * passes.c (init_optimization_passes): Add fixup_cfg.
17784 2009-03-28 Richard Guenther <rguenther@suse.de>
17786 PR tree-optimization/38458
17787 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17788 argument use the arguments copy-of value.
17790 2009-03-28 Richard Guenther <rguenther@suse.de>
17792 PR tree-optimization/38180
17793 * tree-ssa-ccp.c (get_default_value): Simplify.
17794 (likely_value): Likewise.
17795 (surely_varying_stmt_p): Properly handle VOP case.
17796 (ccp_initialize): Likewise.
17797 (ccp_fold): Handle propagating through *&.
17798 (fold_const_aggregate_ref): Also handle decls.
17800 2009-03-28 Jan Hubicka <jh@suse.cz>
17802 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17803 * cgraph.h (cgraph_node): Likewise.
17804 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17805 (cgraph_reset_node): Use process flag.
17806 (cgraph_mark_functions_to_output): Likewise.
17807 (cgraph_expand_function): Likewise.
17808 (cgraph_expand_all_functions): Likewise.
17809 (cgraph_output_in_order): Likewise.
17810 * dwarf2out.c (reference_to_unused): Likewise.
17811 * passes.c do_per_function_toporder): Likewise.
17813 2009-03-28 Jan Hubicka <jh@suse.cz>
17815 Bring from lto-branch:
17817 2008-09-03 Doug Kwan <dougkwan@google.com>
17819 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17820 enums instead of reason strings.
17821 * cgraph.c (cgraph_create_edge): Same.
17822 (cgraph_inline_failed_string): New function.
17823 * cgraph.h (cgraph_inline_failed_t): New enum type.
17824 (cgraph_inline_failed_string): New prototype.
17825 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17826 char pointer to cgraph_inline_failed_t.
17827 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17828 (cgraph_default_inline_p): Ditto.
17829 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17830 to cgraph_inline_failed_t pointer.
17831 * cif-code.def: New file.
17832 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17834 (cgraph_check_inline_limits): Change type of REASON to pointer to
17835 cgraph_inline_failed_t. Replace reason strings with enums.
17836 (cgraph_default_inline_p): Ditto.
17837 (cgraph_recursive_inlining_p): Ditto.
17838 (update_caller_keys): Change type of FAILED_REASON to
17839 cgraph_inline_failed_t.
17840 (cgraph_set_inline_failed): Change type of REASON to pointer to
17841 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17842 convert enums to strings for text output.
17843 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17844 to be of type cgraph_inline_failed_t. Replace reason strings with
17845 enums. Call cgraph_inline_failed_string to covert enums
17846 to strings for text output.
17847 (cgraph_decide_inlining): Replace reason strings with enums.
17848 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17849 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17851 * tree-inline.c (expand_call_inline): Change type of REASON
17852 to cgraph_inline_failed_t. Replace reason strings with enums.
17853 Call cgraph_inline_failed_string for text output.
17854 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17857 2009-03-28 Jan Hubicka <jh@suse.cz>
17859 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17860 cgraph_clone_node): Remove master clone handling.
17861 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17862 * cgraph.h (master_clone): Remove.
17863 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17864 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17865 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17867 2009-03-28 Jan Hubicka <jh@suse.cz>
17869 * cgraph.c (cgraph_function_body_availability): Functions declared
17870 inline are always safe to assume that it is not going to be replaced.
17872 2009-03-28 Richard Guenther <rguenther@suse.de>
17874 PR tree-optimization/38513
17875 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17876 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17877 EXC_PTR_EXPR and FILTER_EXPR.
17878 (get_ref_from_reference_ops): Likewise.
17880 2009-03-28 Richard Guenther <rguenther@suse.de>
17882 PR tree-optimization/38968
17883 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17884 Use FLOOR_MOD_EXPR to compute misalignment.
17886 2009-03-28 Richard Guenther <rguenther@suse.de>
17888 PR tree-optimization/37795
17889 * tree.h (combine_comparisons): Declare.
17890 * fold-const.c (combine_comparisons): Export.
17891 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17893 (ifcombine_iforif): Use combine_comparisons.
17895 2009-03-28 Jan Hubicka <jh@suse.cz>
17897 * tree-eh.c (inlinable_call_p): New function.
17898 (make_eh_edges): Use it.
17899 (verify_eh_edges): Use it.
17900 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17901 * except.c (reachable_next_level): Add inlinable_function argument
17902 (sjlj_find_directly_reachable_regions): Update.
17903 (add_reachable_handler): Do not set saw_any_handlers.
17904 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17905 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17906 Add new inlinable call parameter.
17907 (can_throw_internal, can_throw_external): Update.
17908 * except.h (can_throw_internal_1, can_throw_external_1,
17909 foreach_reachable_handler): Update declaration.
17911 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17913 * config/arm/t-arm-coff, config/h8300/coff.h,
17914 config/i386/i386-aout.h, config/i386/i386-coff.h,
17915 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17916 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17917 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17918 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17919 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17920 sys-types.h: Remove.
17921 * Makefile.in: Remove protoize and fixproto support and references
17923 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17924 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17926 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17927 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17928 unprotoize$(exeext).
17929 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17930 (.PHONY): Don't depend on proto.
17931 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17932 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17933 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17934 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17935 build/gen-protos.o, build/scan.o, xsys-protos.h,
17936 build/fix-header$(build_exeext), build/fix-header.o,
17937 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17938 stmp-install-fixproto): Remove.
17939 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17940 SYSCALLS.c or fixproto files.
17941 (install-common): Don't install protoize.
17942 (install-headers-tar, install-headers-cpio, install-headers-cp):
17943 Don't depend on $(STMP_FIXPROTO).
17944 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17945 install fixproto files or write out fixproto settings.
17946 (uninstall): Don't uninstall protoize.
17947 * config.gcc (use_fixproto): Remove.
17948 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17949 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17950 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17951 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17952 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17953 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17954 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17955 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17956 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17957 * config/t-vxworks (STMP_FIXPROTO): Remove.
17958 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17959 STMP_FIXPROTO): Remove.
17960 * config.in, configure: Regenerate.
17961 * crtstuff.c (gid_t, uid_t): Don't undefine.
17962 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17963 (arm-*-coff, arm-*-aout: Remove target entries.
17964 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17965 Remove mention of AIX 4.1.
17966 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17967 * doc/invoke.texi (Running Protoize): Remove.
17968 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17969 (Protoize Caveats): Remove.
17970 * tsystem.h: Update comments on headers assumed to exist.
17972 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17974 * genautomata.c: Add a new year to the copyright. Add a new
17976 (struct insn_reserv_decl): Add comments for member bypass_list.
17977 (find_bypass): Remove.
17978 (insert_bypass): New.
17979 (process_decls): Use insert_bypass.
17980 (output_internal_insn_latency_func): Output all bypasses with the
17981 same input insn in one switch case.
17983 * rtl.def (define_bypass): Describe bypass choice.
17984 * doc/md.texi (define_bypass): Ditto.
17986 2009-03-27 Richard Guenther <rguenther@suse.de>
17988 * gimplify.c (mark_addressable): Export.
17989 * tree-flow.h (mark_addressable): Declare.
17990 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17991 * tree-ssa.c (verify_phi_args): Verify that address taken
17992 variables have TREE_ADDRESSABLE set.
17994 2009-03-27 Richard Guenther <rguenther@suse.de>
17996 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17997 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17998 Do not mark decls TREE_ADDRESSABLE.
17999 (build_fold_addr_expr): Adjust.
18000 (fold_addr_expr): Remove.
18001 (fold_unary): Use build_fold_addr_expr.
18002 (fold_comparison): Likewise.
18003 (split_address_to_core_and_offset): Likewise.
18004 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18006 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18007 (gimplify_modify_expr_to_memcpy): Mark source and destination
18009 * omp-low.c (create_omp_child_function): Mark the object decl
18011 (lower_rec_input_clauses): Mark the var we take the address of
18013 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18015 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18017 PR middle-end/39315
18018 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18019 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18021 2009-03-27 Richard Guenther <rguenther@suse.de>
18023 PR tree-optimization/39120
18024 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18026 (handle_lhs_call): Process return constraints. Add escape
18027 constraints if necessary.
18028 (handle_const_call): Fill out return constraints. Make nested
18029 case more precise. Avoid consttmp if possible.
18030 (handle_pure_call): Fill out return constraints. Avoid
18031 callused if possible.
18032 (find_func_aliases): Simplify call handling.
18034 2009-03-27 Richard Guenther <rguenther@suse.de>
18036 PR tree-optimization/39120
18037 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18038 as a representative.
18039 (solve_graph): Do propagate CALLUSED.
18040 (handle_pure_call): Use a scalar constraint from CALLUSED for
18042 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18045 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18048 * c-common.c (handle_aligned_attribute): Properly check alignment
18049 overflow. Use (1U << i) instead of (1 << i).
18051 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18053 * expr.h (get_mem_align_offset): Updated.
18055 * tree.h (tree_decl_common): Change align to "unsigned int" and
18056 move it before pointer_alias_set.
18058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18059 Jakub Jelinek <jakub@redhat.com>
18062 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18063 gr_register_operand with gr_reg_or_0_operand.
18064 (cmpxchg_rel_di): Likewise.
18065 (sync_lock_test_and_set<mode>): Likewise.
18067 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18069 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18070 (true_regnum): Likewise.
18072 * rtlanal.c (subreg_info): Moved to ...
18073 * rtl.h (subreg_info): Here. New.
18074 (subreg_get_info): New.
18076 * rtlanal.c (subreg_get_info): Make it extern.
18078 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18081 * config/i386/i386.c (ix86_abi): New.
18082 (override_options): Handle -mabi=.
18083 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18084 (ix86_call_abi_override): Likewise.
18085 (init_cumulative_args): Likewise.
18086 (function_arg_advance): Likewise.
18087 (function_arg_64): Likewise.
18088 (function_arg): Likewise.
18089 (ix86_pass_by_reference): Likewise.
18090 (ix86_function_value_regno_p): Likewise.
18091 (ix86_build_builtin_va_list_abi): Likewise.
18092 (setup_incoming_varargs_64): Likewise.
18093 (is_va_list_char_pointer): Likewise.
18094 (ix86_init_machine_status): Likewise.
18095 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18096 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18097 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18098 (ix86_function_abi): Make it static and return enum calling_abi.
18099 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18101 (ix86_fn_abi_va_list): Updated.
18103 * config/i386/i386.h (ix86_abi): New.
18104 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18105 (CONDITIONAL_REGISTER_USAGE): Likewise.
18106 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18107 (machine_function): Likewise.
18109 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18111 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18112 (STACK_BOUNDARY): Likewise.
18113 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18115 * config/i386/i386.opt (mabi=): New.
18117 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18118 return enum calling_abi.
18119 (ix86_function_type_abi): Likewise.
18120 (ix86_function_abi): Removed.
18122 * doc/invoke.texi: Document -mabi= option for x86.
18124 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18126 * builtins.c (real_dconstp): Delete.
18127 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18129 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18130 Jakub Jelinek <jakub@redhat.com>
18133 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18134 (gen_subprogram_die): When a function is explicit, generate the
18135 DW_AT_explicit attribute.
18136 * langhooks.h (struct lang_hooks_for_decls): Add
18137 function_decl_explicit_p langhook.
18138 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18139 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18141 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18143 * builtins.c (fold_builtin_memory_op): Optimize memmove
18144 into memcpy if we can prove source and destination don't overlap.
18146 * tree-inline.c: Include gt-tree-inline.h.
18147 (clone_fn_id_num): New variable.
18148 (clone_function_name): New function.
18149 (tree_function_versioning): Use it.
18150 * Makefile.in (GTFILES): Add tree-inline.c.
18152 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18154 * BASE-VER: Change to 4.5.0.
18156 2009-03-27 Xinliang David Li <davidxl@google.com>
18158 PR tree-optimization/39557
18159 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18161 2009-03-27 Xinliang David Li <davidxl@google.com>
18163 PR tree-optimization/39548
18164 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18167 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18169 * c-common.c (pointer_int_sum): Use %wd on return from
18172 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18174 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18175 on return from tree_low_cst.
18177 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18180 * ginclude/stdarg.h (va_copy): Define also for
18181 __GXX_EXPERIMENTAL_CXX0X__.
18183 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18186 * builtins.h (c_strlen): Do not warn here.
18187 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18188 * c-common.c (pointer_int_sum): Take an explicit location.
18189 Warn about offsets out of bounds.
18190 * c-common.h (pointer_int_sum): Adjust declaration.
18192 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18194 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18197 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18200 * opts.c (warn_if_disallowed_function_p): Don't assume
18201 get_callee_fndecl must return non-NULL.
18203 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18205 PR rtl-optimization/39522
18206 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18207 when reg_reloaded_valid is set.
18209 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18211 * config/spu/divv2df3.c: New file.
18212 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18213 (DPBIT_FUNCS): Filter out _div_df.
18215 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18217 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18218 a jump insn, count that jump in the distance to the loop start.
18220 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18223 * config/sh/sh.c (calc_live_regs): Fix condition for global
18224 registers except PIC_OFFSET_TABLE_REGNUM.
18226 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18229 * doc/invoke.texi (-mconsole): New.
18231 (-mno-cygwin): New.
18233 (-mnop-fun-dllimport): New.
18237 (sub section "i386 and x86-64 Windows Options"): New.
18239 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18241 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18242 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18244 2009-03-25 Richard Guenther <rguenther@suse.de>
18246 PR middle-end/39497
18247 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18250 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18252 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18253 neither of haifa/selective schedulers are working.
18255 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18257 * doc/invoke.texi (Debugging Options): Fix description of
18258 -fno-merge-debug-strings.
18260 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18262 * config/cris/libgcc.ver: New version-script.
18263 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18265 * configure.ac <GAS features, nop mnemonic>: Add pattern
18266 crisv32-*-* for "nop".
18267 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18268 * configure: Regenerate.
18270 2009-03-24 Ira Rosen <irar@il.ibm.com>
18272 PR tree-optimization/39529
18273 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18274 mark_sym_for_renaming for the tag copied to the new vector
18277 2009-03-24 Arthur Loiret <aloiret@debian.org>
18279 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18280 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18281 EXTRA_SPEC_FUNCTIONS.
18282 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18283 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18284 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18285 -march and -mtune options.
18287 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18289 * config/m68k/t-rtems: Add m5329 multilib.
18291 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18292 Jakub Jelinek <jakub@redhat.com>
18295 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18298 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18301 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18302 instead of c_parser_expression_conv, if original_code isn't one of the
18303 4 allowed comparison codes, fail.
18305 2009-03-23 Richard Guenther <rguenther@suse.de>
18307 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18308 * tree.h (struct tree_type): Likewise.
18309 * reload.h (struct insn_chain): Likewise.
18310 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18311 * function.h (struct function): Likewise.
18312 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18314 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18316 PR tree-optimization/39516
18317 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18319 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18321 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18322 should be set true if BITS_PER_WORD of target is bigger than 32
18324 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18326 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18327 Translate -B-options to -rpath-link. Correct existing
18328 rpath-link and conditionalize on !nostdlib.
18330 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18332 * doc/extend.texi (Function Attributes, Variable Attributes):
18334 * doc/invoke.texi (Debugging Options, Optimize Options)
18335 (i386 and x86-64 Options, MCore Options): Likewise.
18337 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18340 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18341 it for block local namespace aliases.
18342 (gen_decl_die): Pass context_die to gen_namespace_die.
18344 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18347 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18348 minimum or maximum value.
18350 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18352 * reginfo.c (globalize_reg): Recompute derived reg sets.
18354 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18357 * libgcc2.c (mprotect): Do not use signed arguments for
18358 VirtualProtect, use DWORD arguments. Also fix the 'may
18359 be used uninitialized' warning for the np variable.
18361 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18364 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18365 functions using regparm calling conventions when not optimizing.
18366 (ix86_function_sseregparm): Similarly for sseregparm calling
18369 2009-03-19 Li Feng <nemokingdom@gmail.com>
18371 PR middle-end/39500
18372 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18373 dependence if the first conflict is after niter iterations.
18375 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18377 PR middle-end/38609
18378 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18379 functions with dynamic stack-pointer adjustments.
18381 2009-03-19 Ben Elliston <bje@au.ibm.com>
18383 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18384 option; change to -msdata=data.
18386 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18388 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18391 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18394 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18396 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18398 * doc/invoke.texi (Code Gen Options): Expand discussion of
18401 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18403 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18404 * matrix-reorg.c (struct matrix_info): Likewise.
18405 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18406 * rtl.h (struct mem_attrs): Likewise.
18407 * df.h (struct df): Likewise.
18408 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18409 * ira-int.h (struct ira_allocno): Likewise.
18410 * df-scan.c (struct df_collection_rec): Likewise.
18411 * ira.c (struct equivalence): Likewise.
18412 * function.c (struct temp_slot): Likewise.
18413 * cfgloop.h (struct loop): Likewise.
18416 * function.c (use_register_for_decl): When not optimizing, disregard
18417 register keyword for variables with types containing methods.
18419 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18421 PR middle-end/39447
18422 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18423 (is_simple_operand): Call contains_component_ref_p before calling data
18424 reference analysis that would fail on COMPONENT_REFs.
18426 * tree-vrp.c (search_for_addr_array): Fix formatting.
18428 2009-03-18 Richard Guenther <rguenther@suse.de>
18430 * tree-vect-transform.c (vect_loop_versioning): Fold the
18431 generated comparisons.
18432 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18433 (slpeel_tree_peel_loop_to_edge): Likewise.
18435 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18437 PR middle-end/37805
18438 * opts.c (print_specific_help): In addition to `undocumented',
18439 accept `separate' and `joined' flags if passed alone. Describe
18440 output by the first matched one of those.
18441 (common_handle_option): Skip over empty strings.
18442 * gcc.c (display_help): Fix help string for `--help='.
18443 * doc/invoke.texi (Option Summary, Overall Options): With
18444 `--help=', classes and qualifiers can both be repeated, but
18445 only the latter can be negated. One should not pass only
18446 negated qualifiers. Fix markup and examples.
18449 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18450 PR middle-end/37805
18451 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18452 and -fhelp=separate.
18454 2009-03-17 Jing Yu <jingyu@google.com>
18456 PR middle-end/39378
18457 * function.h (struct rtl_data): Move is_thunk from here...
18458 (struct function): ...to here.
18459 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18460 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18462 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18464 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18465 (alpha_output_function_end_prologue): Likewise.
18466 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18467 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18468 (rs6000_output_function_epilogue): Likewise.
18469 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18471 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18474 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18475 from different units in a single alternative.
18476 (*truncdfsf_i387): Ditto.
18477 (*truncxfsf2_mixed): Ditto.
18478 (*truncxfdf2_mixed): Ditto.
18480 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18482 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18483 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18486 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18487 unused non-artificial variables when not optimizing.
18490 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18491 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18492 NAMESPACE_DECL in its DECL_INITIAL.
18494 PR middle-end/39443
18495 * optabs.c (set_user_assembler_libfunc): New function.
18496 * expr.h (set_user_assembler_libfunc): New prototype.
18497 * c-common.c: Include libfuncs.h.
18498 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18499 for memcmp, memset, memcpy, memmove and abort.
18500 * Makefile.in (c-common.o): Depend on libfuncs.h.
18503 * dwarf2out.c (gen_inlined_enumeration_type_die,
18504 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18505 gen_tagged_type_instantiation_die): Removed.
18506 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18509 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18512 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18514 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18515 (check-parallel-%): Ditto.
18516 (check-consistency): Ditto.
18518 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18520 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18521 local variable rhs by NULL_TREE.
18523 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18526 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18528 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18531 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18533 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18537 for ms->sysv ABI calls only in 64bit mode.
18539 * config/i386/i386.md (untyped_call): Support 32bit.
18541 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18543 * doc/extend.texi: Replace x86_65 with x86_64.
18545 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18547 PR tree-optimization/39455
18548 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18549 mismatches for POINTER_TYPE_P (type).
18550 (number_of_iterations_le): Likewise.
18552 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18554 * config/picochip/picochip.c: Removed profiling support.
18555 * config/picochip/picochip.md: Removed profiling instruction.
18556 * config/picochip/picochip.h: Removed profiling builtin.
18558 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18560 * doc/install.texi (--with-host-libstdcxx): Document.
18562 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18565 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18566 generate a warning if the function name does not begin with
18567 "__vector" and the function has either the 'signal' or 'interrupt'
18568 attribute, from here to ...
18569 (avr_declare_function_name): ...here. New function.
18570 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18571 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18573 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18576 * cse.c (fold_rtx): Don't modify original const_arg1 when
18577 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18578 separate variable instead.
18579 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18580 from out of range shift counts.
18581 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18583 2009-03-13 Catherine Moore <clm@codesourcery.com>
18585 * config/i386/x-mingw32 (host-mingw32.o): Replace
18586 diagnostic.h with $(DIAGNOSTIC_H).
18588 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18591 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18593 * config/i386/sync.md (sync_compare_and_swap<mode>,
18594 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18595 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18597 (sync_double_compare_and_swapdi_pic,
18598 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18599 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18604 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18606 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18609 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18610 (avx_addsubv4df3): Likewise.
18611 (*avx_addsubv4sf3): Likewise.
18612 (sse3_addsubv4sf3): Likewise.
18614 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18619 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18622 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18623 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18624 registers for allocnos created from user-defined variables.
18626 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18629 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18630 of non-integer mode as well.
18632 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18634 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18635 for functions for which the parameter types are unknown.
18637 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18640 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18641 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18642 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18643 * config/i386/i386.c (ix86_local_alignment): For
18644 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18645 long long variables on the stack to avoid dynamic realignment.
18646 Allow the first argument to be a decl rather than type.
18647 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18649 2009-03-11 Nick Clifton <nickc@redhat.com>
18652 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18654 Add description to mno-lsim option.
18655 * config/mcore/mcore.h: Remove comment about deprecated m4align
18657 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18658 * doc/invoke.texi: Add description of mno-lsim and
18659 mstack-increment options.
18661 * config/fr30/fr30.opt: Document the -mno-lsim option.
18662 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18663 and -mno-lsim options.
18665 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18667 * fold-const.c (fold_comparison): Only call fold_inf_compare
18668 if the mode supports infinities.
18670 2009-03-11 Jason Merrill <jason@redhat.com>
18673 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18674 end already did. Notice GIMPLE_CALL modifications of the result.
18675 Don't copy debug information from an ignored decl or a decl from
18678 2009-03-10 Richard Guenther <rguenther@suse.de>
18679 Nathan Froyd <froydnj@codesourcery.com>
18681 PR middle-end/37850
18682 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18683 (__divMODE3): Likewise.
18685 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18687 PR tree-optimization/39394
18688 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18689 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18691 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18693 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18694 inline asms for register asm ("") declarations.
18696 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18698 * fold-const.c (fold_unary): Fix comment.
18700 2009-03-07 Jan Hubicka <jh@suse.cz>
18703 * tree-inline.c (setup_one_parameter): Do replacement of const
18704 argument by constant in SSA form.
18706 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18708 PR middle-end/38028
18709 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18710 determine alignment passed to assign_stack_local.
18711 (assign_parms_unsplit_complex): Likewise.
18712 * except.c (sjlj_build_landing_pads): Likewise.
18714 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18716 PR middle-end/39360
18717 * tree-flow.h (add_referenced_var): Return bool instead of void.
18718 * tree-dfa.c (add_referenced_var): Return result of
18719 referenced_var_check_and_insert call.
18720 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18721 of referenced_var_check_and_insert.
18724 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18725 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18726 DIE, don't emit it if abstract origin already has it.
18727 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18728 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18730 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18732 * genpreds.c (needs_variable): Fix parentheses at variable name
18734 (write_tm_constrs_h): Indent generated code.
18736 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18738 * doc/extend.texi (Function Attributes): Add documentation
18739 for isr attributes.
18741 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18744 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18745 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18747 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18749 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18752 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18755 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18756 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18758 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18760 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18762 constants instead of magic numbers.
18763 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18765 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18766 (x86_64_ms_abi_int_parameter_registers): Ditto.
18767 (x86_64_int_return_registers): Ditto.
18768 (ix86_maybe_switch_abi): Ditto.
18769 (ix86_expand_call): Ditto for clobbered_registers array.
18770 (ix86_hard_regno_mode_ok): Ditto.
18771 (x86_extended_QIreg_mentioned_p): Ditto.
18773 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18775 PR tree-optimization/39349
18776 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18778 * combine.c (gen_lowpart_for_combine): Use omode when generating
18781 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18783 PR rtl-optimization/39235
18784 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18786 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18788 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18790 2009-03-04 Richard Guenther <rguenther@suse.de>
18792 PR tree-optimization/39362
18793 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18794 that occur in abnormal PHIs should be varying.
18796 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18798 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18800 (simple_iv): Take loop as an argument instead of statement.
18801 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18802 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18804 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18806 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18807 * matrix-reorg.c (analyze_transpose): Ditto.
18808 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18809 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18810 * tree-predcom.c (ref_at_iteration): Ditto.
18811 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18813 2009-03-04 Richard Guenther <rguenther@suse.de>
18815 PR tree-optimization/39358
18816 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18817 escaped_id and callused_id.
18818 (solve_graph): Likewise.
18820 2009-03-04 Richard Guenther <rguenther@suse.de>
18822 PR tree-optimization/39339
18823 * tree-sra.c (try_instantiate_multiple_fields): Make it
18824 no longer ICE on the above.
18826 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18828 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18829 that fits within Pmode.
18831 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18833 PR middle-end/10109
18834 * tm.texi (LIBCALL_VALUE): Update description.
18836 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18838 PR middle-end/34443
18839 * doc/extend.texi (section): Update description.
18841 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18843 PR middle-end/39345
18844 * tree-inline.c (remapped_type): New.
18845 (can_be_nonlocal): Call remapped_type instead of remap_type.
18847 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18850 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18851 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18853 2009-03-03 Richard Guenther <rguenther@suse.de>
18855 PR middle-end/39272
18856 * tree.c (tree_nonartificial_location): New function.
18857 * tree.h (tree_nonartificial_location): Declare.
18858 * builtins.c (expand_builtin_memory_chk): Provide location
18859 of the call location for artificial function pieces.
18860 (maybe_emit_chk_warning): Likewise.
18861 (maybe_emit_sprintf_chk_warning): Likewise.
18862 (maybe_emit_free_warning): Likewise.
18863 * expr.c (expand_expr_real_1): Likewise.
18865 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18867 PR tree-optimization/39343
18868 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18869 COMPONENT_REF t has ARRAY_TYPE.
18871 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18873 PR middle-end/39335
18874 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18875 when the type precision of the induction variable should be
18876 larger than the type precision of nit.
18877 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18878 * graphite.c (graphite_loop_normal_form): Same.
18879 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18881 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18883 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18884 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18885 numbers to describe clobbered registers.
18886 (*call_value_0_rex64_ms_sysv): Ditto.
18887 * config/i386/mmx.md (mmx_emms): Ditto.
18888 (mmx_femms): Ditto.
18890 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18892 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18895 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18897 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18898 (spu_section_type_flags): New function.
18900 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18903 reg_class_contents of FLOAT_REGS into a temporary.
18905 2009-03-02 Richard Guenther <rguenther@suse.de>
18906 Ira Rosen <irar@il.ibm.com>
18908 PR tree-optimization/39318
18909 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18910 information to the vectorized statement.
18912 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18915 variable. Use defined names instead of magic constants for REX SSE
18918 2009-03-01 Richard Guenther <rguenther@suse.de>
18920 PR tree-optimization/39331
18921 * omp-low.c (lower_send_shared_vars): Do not receive new
18922 values for the reference of DECL_BY_REFERENCE parms or results.
18924 2009-03-01 Jan Hubicka <jh@suse.cz>
18927 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18928 BLOCK_NONLOCALIZED_VAR): New macros.
18929 (tree_block): Add nonlocalized_vars.
18930 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18931 gen_decl_die): Add origin argument. Allow generation of die with
18932 origin at hand only.
18933 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18934 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18936 (gen_block_die): Fix checking for unused blocks.
18937 (process_scope_var): Break out from .... ; work with origins only.
18938 (decls_for_scope) ... here; process nonlocalized list.
18939 (dwarf2out_ignore_block): Look for nonlocalized vars.
18940 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18942 (dump_scope_block): Dump them.
18943 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18944 (remap_block): Likewise.
18945 (can_be_nonlocal): New predicate.
18946 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18948 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18950 * configure: Regenerate.
18952 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18954 * optc-gen.awk: No need to duplicate option flags twice.
18955 Reuse help texts for duplicate options which do not have any.
18957 * gcc.c (display_help): Document --version.
18959 * gcc.c (main): If print_help_list and verbose_flag, ensure
18960 driver output comes before subprocess output.
18962 * optc-gen.awk: Assign all remaining fields to help string,
18963 space-separated, for multi-line help in *.opt.
18965 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18966 -Wno-pedantic-ms-format is for MinGW targets only.
18968 * doc/options.texi (Option file format): Fix bad indentation,
18969 restoring dropped sentence.
18971 2009-02-28 Jan Hubicka <jh@suse.cz>
18973 * tree-inline.c (tree_function_versioning): Output debug info.
18975 2009-02-28 Jan Hubicka <jh@suse.cz>
18978 * tree-inline.c (setup_one_parameter): Do not copy propagate
18979 arguments when not optimizing.
18981 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18984 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18985 (avx_addsubv4df3): Likewise.
18986 (*avx_addsubv4sf3): Likewise.
18987 (sse3_addsubv4sf3): Likewise.
18988 (*avx_addsubv2df3): Likewise.
18989 (sse3_addsubv2df3): Likewise.
18990 (avx_unpckhps256): Correct item selectors.
18991 (avx_unpcklps256): Likewise.
18992 (avx_unpckhpd256): Likewise.
18993 (avx_unpcklpd256): Likewise.
18995 2009-02-28 Jan Hubicka <jh@suse.cz>
18997 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18999 (copy_arguments_for_versioning): If var is declared don't declare it.
19000 (tree_function_versioning): First setup substitutions and then copy
19003 2009-02-27 Jan Hubicka <jh@suse.cz>
19006 * cgraph.h (varpool_output_debug_info): Remove.
19007 * cgraphunit.c (varpool_output_debug_info): Remove.
19008 * dwarf2out.c (deferred_locations_struct): New struct
19009 (deferred_locations): New type.
19010 (deferred_locations_list): New static var.
19011 (deffer_location): New function.
19012 (gen_variable_die): Use it.
19013 (decls_for_scope): Output info on local static vars.
19014 (dwarf2out_finish): Process deferred locations.
19015 * varpool.c (varpool_output_debug_info): Remove.
19017 2009-02-27 Jan Hubicka <jh@suse.cz>
19020 * tree.h (TREE_PROTECTED): Fix comment.
19021 (BLOCK_HANDLER_BLOCK): Remove.
19022 (struct tree_block): Remove handler_block add body_block.
19023 (inlined_function_outer_scope_p): New.
19024 (is_body_block): Remove.
19025 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19026 * dwarf2out.c (is_inlined_entry_point): Remove.
19027 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19028 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19030 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19031 * gimplify.c (gimplify_expr): Gimplify body blocks.
19032 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19033 block with multiple subblocks.
19034 (dump_scope_block): Prettier output; dump more flags and info.
19035 (dump_scope_blocks): New.
19036 (remove_unused_locals): Use dump_scope_blocks.
19037 * tree-flow.h (dump_scope_blocks): Declare.
19038 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19039 * stmt.c (is_body_block): Remove.
19040 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19041 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19043 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19045 PR middle-end/39308
19046 * graphite.c (graphite_loop_normal_form): Do not call
19047 number_of_iterations_exit from a gcc_assert.
19049 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19051 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19052 jumps if COND is NULL.
19053 (find_cond_jump): New function.
19054 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19055 * config/s390/s390.md: Remove z10_cobra attribute value.
19057 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19059 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19060 force_const_mem returns NULL_RTX.
19062 2009-02-26 Jan Hubicka <jh@suse.cz>
19065 * cgraph.h (varpool_output_debug_info): Remove.
19066 * cgraphunit.c (varpool_output_debug_info): Remove.
19067 * dwarf2out.c (deferred_locations_struct): New struct
19068 (deferred_locations): New type.
19069 (deferred_locations_list): New static var.
19070 (deffer_location): New function.
19071 (gen_variable_die): Use it.
19072 (decls_for_scope): Output info on local static vars.
19073 (dwarf2out_finish): Process deferred locations.
19074 * varpool.c (varpool_output_debug_info): Remove.
19076 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19078 PR rtl-optimization/39241
19079 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19080 to subreg_offset_representable_p.
19082 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19084 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19085 execute function prototype. Get f and nregs from max_reg_num
19086 and get_insns. Remove the first backward pass as it's dead,
19087 guard the forward pass by flag_expensive_optimizations.
19088 (rest_of_handle_regmove): Delete.
19089 (pass_regmove): Replace it with regmove_optimize.
19091 2009-02-25 Martin Jambor <mjambor@suse.cz>
19093 PR tree-optimization/39259
19094 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19095 calls_alloca function flags.
19096 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19097 calls are detected.
19099 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19101 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19102 flags_set_1_rtx, flags_set_1_set): Delete.
19103 (regmove_optimize): Do not call mark_flags_life_zones.
19105 2009-02-24 Julian Brown <julian@codesourcery.com>
19108 * config/arm/arm.c (require_pic_register): Only set
19109 cfun->machine->pic_reg once per function.
19111 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19113 * doc/invoke.texi (Link Options): Document an easier way to pass
19114 options that take arguments to the GNU linker using -Xlinker and -Wl.
19116 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19119 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19121 2009-02-24 Richard Guenther <rguenther@suse.de>
19124 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19126 2009-02-24 Richard Guenther <rguenther@suse.de>
19127 Zdenek Dvorak <ook@ucw.cz>
19129 PR tree-optimization/39233
19130 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19131 from converting them to a generic type.
19133 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19135 PR tree-optimization/39260
19136 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19137 contains a condition with a real type.
19138 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19140 2009-02-23 Jason Merrill <jason@redhat.com>
19143 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19144 narrowing_initializer_constant_valid_p.
19145 (narrowing_initializer_constant_valid_p): Don't return
19146 null_pointer_node for adding a pointer to itself.
19148 2009-02-23 Jan Hubicka <jh@suse.cz>
19151 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19154 2009-02-23 Jan Hubicka <jh@suse.cz>
19156 PR tree-optimization/37709
19157 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19158 * tree.h (block_ultimate_origin): Declare.
19159 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19160 * tree-ssa-live.c (remove_unused_scope_block_p):
19161 Eliminate blocks containig no instructions nor live variables nor
19163 (dump_scope_block): New function.
19164 (remove_unused_locals): Enable removal of dead blocks by default;
19165 enable dumping at TDF_DETAILS.
19167 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19169 * config/i386/i386.c (classify_argument): Don't allow COImode
19171 (function_arg_advance_32): Don't allow OImode.
19172 (function_arg_32): Likewise.
19173 (function_value_32): Likewise.
19174 (return_in_memory_32): Likewise.
19175 (function_arg_64): Remove OImode comment.
19177 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19180 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19181 ix86_expand_vector_set for V4DImode in 64bit mode only.
19182 (ix86_expand_vector_init_one_var): Likewise.
19184 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19186 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19188 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19191 * loop-iv.c: Revert last change.
19192 * emit-rtl.c: Likewise.
19194 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/i386.c (type_natural_mode): Remove an extra
19198 space in the warning message.
19199 (function_value_32): Handle 32-byte vector modes.
19200 (return_in_memory_32): Likewise.
19202 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19204 * loop-iv.c (truncate_value): New function.
19205 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19207 (lowpart_subreg): Move to...
19208 * emit-rtl.c: ...here.
19210 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19212 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19213 accidental and undocumented change at revision 140860.
19215 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19217 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19218 take gimple_seq * arguments.
19219 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19220 types_compatible_p langhook.
19222 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19223 Joseph Myers <joseph@codesourcery.com>
19225 * config/arm/arm.c (arm_builtin_va_list): New function.
19226 (arm_expand_builtin_va_start): Likewise.
19227 (arm_gimplify_va_arg_expr): Likewise.
19228 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19229 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19230 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19231 (va_list_type): New variable.
19232 (arm_mangle_type): Mangle va_list_type appropriately.
19234 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19236 PR middle-end/39157
19237 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19238 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19239 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19240 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19241 parameter to 1000 for -O1 by default.
19242 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19244 * loop-invariant.c: Include params.h.
19245 (move_loop_invariants): Don't call move_single_loop_invariants on
19248 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19250 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19251 offset when calculating bounds for indexing stack_usage_map. Fixes
19252 a buffer overflow with certain target setups.
19254 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19257 * calls.c (expand_call): Clear try_tail_call if caller and callee
19258 disagree in promotion of function return value.
19260 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19263 * c-common.c (c_determine_visibility): If visibility changed and
19264 DECL_RTL has been already set, call make_decl_rtl to update symbol
19267 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19270 * varasm.c (assemble_variable): Don't check DECL_NAME when
19271 globalizing a variable.
19273 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19276 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19277 expression before any __builtin_trap call.
19278 * c-typeck.c (build_function_call): Convert and check function
19279 arguments before generating a call to a trap. Evaluate the
19280 function arguments before the trap.
19282 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19285 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19286 (UNSPEC_FXAM_MEM): New unspec.
19287 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19288 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19289 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19291 2009-02-19 Richard Guenther <rguenther@suse.de>
19293 PR tree-optimization/39207
19294 PR tree-optimization/39074
19295 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19296 storedanything_tree): New.
19297 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19298 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19299 (build_succ_graph): Add edges from STOREDANYTHING to all
19301 (init_base_vars): Initialize STOREDANYTHING.
19302 (compute_points_to_sets): Free substitution info after
19303 building the succ graph.
19304 (ipa_pta_execute): Likewise.
19306 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19308 (do_ds_constraint): Do not add to special var or non-pointer
19310 (type_could_have_pointers): Split out from ...
19311 (could_have_pointers): ... here. For arrays use the element type.
19312 (create_variable_info_for): Initialize may_have_pointers.
19313 (new_var_info): Likewise.
19314 (handle_lhs_call): Make the HEAP variable unknown-sized.
19315 (intra_create_variable_infos): Use a type with pointers for
19316 PARM_NOALIAS, make it unknown-sized.
19318 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19321 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19323 2009-02-18 Jason Merrill <jason@redhat.com>
19326 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19327 value if DECL_EXTERNAL.
19328 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19329 * target.h (gcc_target::binds_local_p): Clarify "module".
19330 * tree.h (TREE_PUBLIC): Clarify "module".
19332 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19335 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19336 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19338 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19341 * c.opt (Wabi): Support C and ObjC.
19344 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19346 * config/i386/i386.c (classify_argument): Warn once about the ABI
19347 change when passing union with long double.
19349 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19351 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19354 * c-parser.c (c_parser_compound_statement): Always enter and leave
19357 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19360 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19362 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19364 PR tree-optimization/36922
19365 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19366 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19371 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19374 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19376 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19378 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19380 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19383 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19384 Richard Sandiford <rdsandiford@googlemail.com>
19386 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19387 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19388 (loongson_biadd): ...this.
19390 2009-02-17 Richard Guenther <rguenther@suse.de>
19392 PR tree-optimization/39202
19393 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19394 a var make sure to follow existing collapses.
19396 2009-02-17 Richard Guenther <rguenther@suse.de>
19398 PR middle-end/39214
19399 * langhooks.c (lhd_print_error_function): Check for NULL block.
19401 2009-02-17 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/39204
19404 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19407 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19409 * config/soft-fp/double.h: Update from glibc CVS.
19411 2009-02-17 Richard Guenther <rguenther@suse.de>
19413 PR tree-optimization/39207
19414 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19415 strict-aliasing warnings for pointers pointing to NULL.
19417 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19420 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19421 skipping until next close brace.
19423 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19426 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19427 to function argument boundary.
19429 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19431 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19432 in the lea_add. Reload eventually constraints it properly.
19433 * config/picochip/constraints.md: Remove the target constraint
19434 "b", since it is not needed anymore.
19436 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19438 * gthr-dce.h: Uglify function parameter and local variable names.
19439 * gthr-gnat.h: Likewise.
19440 * gthr-mipssde.h: Likewise.
19441 * gthr-nks.h: Likewise.
19442 * gthr-posix95.h: Likewise.
19443 * gthr-posix.h: Likewise.
19444 * gthr-rtems.h: Likewise.
19445 * gthr-single.h: Likewise.
19446 * gthr-solaris.h: Likewise.
19447 * gthr-tpf.h: Likewise.
19448 * gthr-vxworks.h: Likewise.
19449 * gthr-win32.h: Likewise.
19451 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19454 * config/i386/i386.md: Restrict the new peephole2 to move
19455 between MMX/SSE registers.
19457 2009-02-15 Richard Guenther <rguenther@suse.de>
19460 2009-02-13 Richard Guenther <rguenther@suse.de>
19462 * configure.ac: Enable LFS.
19463 * configure: Re-generate.
19464 * config.in: Likewise.
19466 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19468 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19469 spu_srqwbyte, spu_srqwbytebc): Define.
19470 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19471 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19472 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19473 "shrqby_<mode>"): New insn-and-split patterns.
19474 * config/spu/spu.c (expand_builtin_args): Determine and return
19475 number of operands using spu_builtin_description data.
19476 (spu_expand_builtin_1): Use it.
19478 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19481 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19484 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19487 * config/i386/i386.c (override_options): Correct warning
19488 messages for -malign-loops, -malign-jumps and -malign-functions.
19490 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19493 * config/i386/i386.md: Restrict the new peephole2 to move
19494 between the general purpose registers.
19496 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19499 * config/i386/i386.c (type_natural_mode): Add a new argument.
19500 Return the original mode and warn ABI change if vector size is 32byte.
19501 (function_arg_advance): Updated.
19502 (function_arg): Likewise.
19503 (ix86_function_value): Likewise.
19504 (ix86_return_in_memory): Likewise.
19505 (ix86_sol10_return_in_memory): Likewise.
19506 (ix86_gimplify_va_arg): Likewise.
19507 (function_arg_32): Don't warn ABX ABI change here.
19508 (function_arg_64): Likewise.
19510 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19512 * loop-iv.c (implies_p): In the final case, test that operands 0
19513 of the two comparisons match.
19515 * config/bfin/bfin.c (find_prev_insn_start): New function.
19516 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19517 (find_next_insn_start): Move.
19519 2009-02-13 Richard Guenther <rguenther@suse.de>
19521 * configure.ac: Enable LFS.
19522 * configure: Re-generate.
19523 * config.in: Likewise.
19525 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19528 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19529 sizes on syntax error after some arguments have been parsed.
19531 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19533 * doc/invoke.texi (-fira): Remove.
19535 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19537 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19538 * recog.c: Likewise.
19541 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19543 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19544 (umul_ppmm): Likewise.
19545 (count_leading_zeros): Likewise.
19546 (count_trailing_zeros): Likewise.
19547 (UMUL_TIME): Likewise.
19549 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19551 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19552 soft-fp/t-softfp to tmake_file.
19554 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19555 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19556 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19557 IA64_BUILTIN_INFQ]: New.
19558 (ia64_init_builtins): Initialize __builtin_infq,
19559 __builtin_fabsq and __builtin_copysignq if not HPUX.
19560 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19561 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19563 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19565 (__fixtfti): Likewise.
19566 (__fixunstfti): Likewise.
19567 (__floattitf): Likewise.
19569 * config/ia64/libgcc-glibc.ver: New.
19570 * config/ia64/t-fprules-softfp: Likewise.
19571 * config/ia64/sfp-machine.h: Likewise.
19573 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19574 (LIBGCC2_TF_CEXT): Likewise.
19575 (TF_SIZE): Likewise.
19576 (TARGET_INIT_LIBFUNCS): Likewise.
19578 * config/ia64/t-glibc (SHLINB_MAPFILES):
19579 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19581 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19583 * config/i386/i386.c (construct_container): Rewrite processing
19584 BLKmode with X86_64_SSE_CLASS.
19586 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19589 * config/i386/i386.md: Replace simplify_replace_rtx with
19590 replace_rtx in the new peephole2.
19592 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19594 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19595 loop unrolling do not happen at -O2.
19597 2009-02-12 Michael Matz <matz@suse.de>
19599 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19601 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19603 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19606 2009-02-12 Ben Elliston <bje@au.ibm.com>
19608 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19609 patterns when updating the back chain. Missed in the 2009-02-10
19612 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19614 * doc/extend.texi (Decimal Floating Types): Update identifier of
19615 draft TR and list of missing support.
19617 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19619 PR middle-end/39154
19620 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19621 bit to variable length decl's flags, add it also to its
19622 pointer replacement variable.
19624 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19625 Jakub Jelinek <jakub@redhat.com>
19628 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19629 (memory_blockage): New expander.
19630 (*memory_blockage): New insn pattern.
19631 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19632 instead of general blockage at the end of function prologue when
19633 frame pointer is used to access red zone area. Do not emit blockage
19634 when profiling, it is emitted in generic code.
19635 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19636 function epilogue when frame pointer is used to access red zone area.
19638 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19641 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19642 by arithmetic with memory operands.
19643 * config/i386/predicates.md (commutative_operator): New.
19645 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19647 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19650 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19652 * alias.h (record_alias_subset): Declare.
19653 * alias.c (record_alias_subset): Make global.
19655 2009-02-10 Nick Clifton <nickc@redhat.com>
19657 * tree-parloops.c: Change license to GPLv3.
19658 * ipa-struct-reorg.c: Change license to GPLv3.
19659 * ipa-struct-reorg.h: Change license to GPLv3.
19661 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19664 * c-decl.c (start_struct): Return NULL on error.
19666 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19668 PR middle-end/39124
19669 * cfgloopmanip.c (remove_path): Call remove_bbs after
19670 cancel_loop_tree, not before it.
19673 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19674 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19675 VAR_DECLs were seen.
19676 * tree-ssa-live.c (remove_unused_locals): Recompute
19677 cfun->has_local_explicit_reg_vars.
19678 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19679 copies or clearings if cfun->has_local_explicit_reg_vars.
19681 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19684 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19685 of function prologue when frame pointer is used to access
19688 2009-02-10 Richard Guenther <rguenther@suse.de>
19690 PR middle-end/39127
19691 * gimplify.c (gimple_regimplify_operands): Always look if
19692 we need to create a temporary.
19694 2009-02-10 Richard Guenther <rguenther@suse.de>
19696 PR tree-optimization/39132
19697 * tree-loop-distribution.c (todo): New global var.
19698 (generate_memset_zero): Trigger TODO_rebuild_alias.
19699 (tree_loop_distribution): Return todo.
19701 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19704 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19705 (x86_64_reg_class_name): Removed.
19706 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19707 first one isn't X86_64_SSE_CLASS or any other ones aren't
19708 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19709 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19710 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19711 and 3 X86_64_SSEUP_CLASS.
19712 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19713 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19715 2009-02-10 Ben Elliston <bje@au.ibm.com>
19717 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19718 form instruction to update the stack back chain word, even if the
19719 user has disabled the generation of update instructions.
19720 (movdi_<mode>_update_stack): New.
19721 (movsi_update_stack): Likewise.
19722 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19723 always use an update form instruction to update the stack back
19726 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19728 PR middle-end/38953
19729 * graphite.c (if_region_set_false_region): After moving a region in
19730 the false branch of a condition, remove the empty dummy basic block.
19731 (gloog): Remove wrong fix for PR38953.
19733 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19735 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19736 generation due to implicit sign extension.
19738 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19740 PR middle-end/38981
19741 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19742 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19744 2009-02-09 Richard Guenther <rguenther@suse.de>
19746 PR middle-end/35202
19747 * convert.c (convert_to_real): Disable (float)fn((double)x)
19748 to fnf(x) conversion if errno differences may occur and
19749 -fmath-errno is set.
19751 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19753 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19754 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19755 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19757 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19760 * c-common.c (handle_alias_attribute): Disallow attribute for
19761 anything not a FUNCTION_DECL or VAR_DECL.
19763 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19766 * real.c (do_compare): Special-case compare of zero against
19767 decimal float value.
19769 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19772 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19773 as indicating flexible array members unless the field itself is
19774 being declarared as the incomplete array.
19776 2009-02-06 Jan Hubicka <jh@suse.cz>
19778 PR tree-optimization/38844
19779 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19780 is already inlined.
19782 2009-02-06 Richard Guenther <rguenther@suse.de>
19784 PR middle-end/38977
19785 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19786 fork because we may expand it as __gcov_fork.
19788 2009-02-06 Nick Clifton <nickc@redhat.com>
19790 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19792 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19794 PR tree-optimization/35659
19795 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19796 vn_phi_eq): Shortcut if hashcode does not match.
19797 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19799 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19800 and avoid iterative_hash_expr.
19801 (FOR_EACH_VALUE_ID_IN_SET): New.
19802 (value_id_compare): Remove.
19803 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19804 sort expressions by value id.
19806 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19809 * config/sh/predicates.md (general_movsrc_operand): Don't check
19810 the subreg of system registers here.
19812 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19815 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19816 on the copied decl.
19818 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19820 PR rtl-optimization/39110
19821 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19822 addresses, not aligned ones.
19824 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19825 Richard Guenther <rguenther@suse.de>
19827 PR tree-optimization/39100
19828 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19829 comment says and add edges.
19831 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19834 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19835 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19837 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19839 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19840 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19841 register_bb_in_sese, new_sese, free_sese): Moved.
19842 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19843 outermost_loop_in_scop, build_scop_iteration_domain,
19844 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19845 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19846 Use loop_in_sese_p instead of loop_in_scop_p.
19847 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19848 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19849 (scopdet_basic_block_info): Fix bug in scop detection.
19850 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19851 eq_loop_to_cloog_loop): Remove.
19852 (nb_loops_around_loop_in_scop, nb_loop
19853 ref_nb_loops): Moved here...
19854 * graphite.h (ref_nb_loops): ... from here.
19855 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19856 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19857 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19858 * testsuite/gcc.dg/graphite/scop-19.c: New
19860 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19861 Hans-Peter Nilsson <hp@axis.com>
19863 PR rtl-optimization/37889
19864 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19865 Move offset handling from PLUS to before the switch. Use new
19866 arguments when considering SYMBOL_REFs too.
19867 (rtx_addr_can_trap_p): Pass dummy offset and size.
19868 (enum may_trap_p_flags): Remove.
19869 (may_trap_p_1): Pass size from MEM_SIZE.
19871 PR rtl-optimization/38921
19872 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19873 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19874 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19875 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19877 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19879 AVX Programming Reference (January, 2009)
19880 * config/i386/sse.md (*vpclmulqdq): New.
19882 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19884 PR tree-optimization/38977
19885 PR gcov-profile/38292
19886 * calls.c (special_function_p): Disregard __builtin_ prefix.
19888 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19890 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19891 non-indexable addresses even before reload.
19893 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19896 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19897 as having variable size. Do not give an error for unnamed
19898 parameters with [*] declarators. Give a warning for type names
19899 with [*] declarators and mark them as variable size.
19900 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19901 for sizeof applied to [*] type names.
19903 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19906 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19908 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19910 * gcc.c (process_command): Update copyright notice dates.
19911 * gcov.c (print_version): Likewise.
19912 * gcov-dump.c (print_version): Likewise.
19913 * mips-tfile.c (main): Likewise.
19914 * mips-tdump.c (main): Likewise.
19916 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19919 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19920 for composite type involving a zero-length array type.
19922 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19925 * function.c (match_asm_constraints_1): Skip over
19926 initial optional % in the constraint.
19928 PR inline-asm/39059
19929 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19930 supported, don't accept FIXED_CSTs.
19931 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19932 and _Sat is used without _Fract/_Accum. Set specs->type to
19933 integer_type_node for cts_fract/cts_accum if fixed point is not
19936 2009-02-02 Catherine Moore <clm@codesourcery.com>
19938 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19940 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19942 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19943 (ABI_HAS_64BIT_SYMBOLS): Use it.
19944 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19946 2009-02-02 Paul Brook <paul@codesourcery.com>
19948 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19950 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19952 PR inline-asm/39058
19953 * recog.h (asm_operand_ok): Add constraints argument.
19954 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19955 recurse on matching constraint.
19956 (check_asm_operands): Pass constraints as 3rd argument to
19957 asm_operand_ok. Don't look up matching constraint here.
19958 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19961 2009-02-02 Ben Elliston <bje@au.ibm.com>
19963 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19964 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19966 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19968 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19969 information. Remove some obsolete information. Reorganize.
19971 * config/pa/fptr.c: Revert license to GPL 2.
19972 * config/pa/milli64.S: Likewise.
19974 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19977 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19978 LIBRARY name in, instead of hard-coding it.
19979 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19980 extra target make frag to tmake_files according to EH model.
19981 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19982 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19983 frags that define makefile variable EH_MODEL appropriately.
19984 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19985 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19986 to "-sjlj" according to type of EH configured.
19987 (LIBGCC_SONAME): Concatenate it to shared library base name.
19988 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19989 to "_sjlj" according to type of EH configured.
19990 (LIBGCC_SONAME): Concatenate it to shared library base name.
19991 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19992 (SHLIB_LINK): Add missing semicolon to if-else construct.
19993 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19994 string value of "pe_dll" command-line option.
19995 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19996 (SHLIB_SONAME): Use it when overriding t-cygming default.
19997 (SHLIB_IMPLIB): Override t-cygming default.
19998 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19999 string value of "pe_dll" command-line option.
20001 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20004 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20005 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20007 2009-01-31 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/38937
20010 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20011 computing the transitive closure.
20013 2009-01-30 Richard Guenther <rguenther@suse.de>
20015 PR tree-optimization/39041
20016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20017 Propagate variable indices only if the types match for this stmt.
20019 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20022 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20023 inline but never defined.
20025 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20027 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20028 (*insv_h_di_reg_extimm): New insn.
20029 (*insv_l<mode>_reg_extimm): New insn.
20031 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20033 * config/picochip/picochip.c (flag_conserve_stack): set
20034 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20035 fconserve-stack. Reduce call-overhead used by inliner.
20037 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20040 * common.opt (flag_conserve_stack): Initialised to zero.
20042 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20045 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20046 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20049 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20051 * ira-color.c (allocno_reload_assign): Update comments.
20052 * regmove.c (regmove_optimize): Likewise.
20056 2009-01-29 Robert Millan <rmh@aybabtu.com>
20058 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20059 * config/i386/kopensolaris-gnu.h: New file. Undefine
20060 `MD_UNWIND_SUPPORT'.
20061 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20063 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20065 PR tree-optimization/39007
20066 * tree-loop-distribution.c (generate_builtin): Use
20067 recompute_dominator to compute the immediate dominator of the
20068 basic block just after the loop.
20070 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20072 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20073 (ASM_OUTPUT_DWARF_PCREL): Define.
20075 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20077 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20078 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20079 global. Modify entries about regmove and IRA.
20081 * ra-conflict.c: Remove the file.
20083 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20085 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20086 (pass_regclass_init): Rename to pass_reginfo_init.
20088 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20090 * toplev.h (flag_ira): Remove.
20092 * caller-save.c (setup_save_areas): Remove flag_ira.
20094 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20096 * global.c: Remove the file.
20098 * opts.c (decode_options): Remove flag_ira.
20100 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20102 * regmove.c: Modify file description.
20103 (find_use_as_address, try_auto_increment): Define them only if
20104 AUTO_INC_DEC is defined.
20105 (replacement_quality, replace_in_call_usage, fixup_match_1,
20106 stable_and_no_regs_but_for_p): Remove.
20107 (reg_set_in_bb): Make it static.
20108 (regmove_optimize): Remove flag_ira and code which worked for
20111 * local-alloc.c: Remove the file.
20113 * common.opt (fira): Remove.
20115 * ira.c: Include except.h.
20116 (eliminable_regset): Move from global.c.
20117 (mark_elimination): Ditto. Remove flag_ira.
20118 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20119 equiv_mem_modified, validate_equiv_mem_from_store,
20120 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20121 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20122 no_equiv, recorded_label_ref): Move from local-alloc.c.
20123 (update_equiv_regs): Ditto. Make it static.
20124 (print_insn_chain, print_insn_chains): Move it from global.c.
20125 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20126 (build_insn_chain): Ditto. Make it static.
20127 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20128 Rename to init_live_subregs.
20129 (gate_ira): Remove flag_ira.
20131 * regclass.c: Rename reginfo.c. Change file description.
20132 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20133 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20134 (init_reg_sets_1): Remove code for evaluation of
20135 reg_class_superclasses and losing_caller_save_reg_set.
20136 (init_regs): Remove init_reg_autoinc.
20137 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20138 ok_for_base_p_nonstrict): Remove.
20139 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20140 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20141 corresponding entries.
20142 (dump_regclass, record_operand_costs, scan_one_insn,
20143 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20144 record_address_regs, auto_inc_dec_reg_p): Remove.
20145 (gt-regclass.h): Rename to gt-reginfo.h.
20147 * rtl.h (dump_global_regs, retry_global_alloc,
20148 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20150 * Makefile.in (RA_H): Remove.
20151 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20152 Rename regclass.o to reginfo.o.
20153 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20155 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20156 (GTFILES): Rename regclass.c to reginfo.c.
20158 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20159 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20161 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20162 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20164 (finish_spills): Ditto. Remove code for !flag_ira.
20166 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20168 PR middle-end/35854
20169 * doc/invoke.texi (rtl debug options): Complete rewrite.
20170 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20172 * mode-switching.c (pass_mode_switching): Rename pass from
20173 "mode-sw" to "mode_sw".
20174 * except.c (pass_convert_to_eh_ranges): Rename pass from
20175 "eh-ranges" to "eh_ranges".
20176 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20180 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20181 Alexander Monakov <amonakov@ispras.ru>
20183 PR middle-end/38857
20184 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20186 (move_exprs_to_boundary): Change return type and pass through
20187 should_move from move_op. Relax assert. Update usage ...
20188 (schedule_expr_on_boundary): ... here. Use should_move instead of
20190 (move_op_orig_expr_found): Indicate that insn was disconnected from
20192 (code_motion_process_successors): Do not call after_merge_succs
20193 callback if original expression was not found when traversing any of
20195 (code_motion_path_driver): Change return type. Update prototype.
20196 (move_op): Update comment. Add a new parameter (should_move). Update
20197 prototype. Set *should_move based on indication provided by
20198 move_op_orig_expr_found.
20200 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20202 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20203 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20204 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20205 * config/rs6000/rs6000.c (rs6000_override_options): Default
20206 avoid-indexed-addresses on for Power6, off for everything else.
20207 (avoiding_indexed_address_p): New function.
20208 (rs6000_legitimize_address): Use it.
20209 (rs6000_legitimate_address): Likewise.
20210 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20212 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20214 PR tree-optimization/38997
20215 * tree-loop-distribution.c (generate_memset_zero): Use
20216 POINTER_PLUS_EXPR for a pointer addition.
20218 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20220 * config/s390/s390.md (bswap<mode>2): New pattern added.
20222 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20224 * config/s390/s390.md (*tls_load_31): Added type attribute.
20226 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20228 * config/s390/s390.md: Fix a few comments.
20230 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20232 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20233 (*tm<mode>_full): Fixed z10prop attribute.
20234 (*tst<mode>_extimm): Fixed z10prop attribute.
20235 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20236 (*tstqiCCT_cconly): Fixed z10prop attribute.
20237 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20238 (*movsi_larl): Fixed z10prop attribute.
20239 (*movsi_zarch): Fixed z10prop attribute.
20240 (*movsi_eas): Fixed z10prop attribute.
20241 (*movhi): Fixed z10prop attribute.
20242 (*movqi): Fixed z10prop attribute.
20243 (*movstrictqi): Fixed z10prop attribute.
20244 (*mov<mode>): Fixed z10prop attribute.
20245 (*movcc): Fixed z10prop attribute.
20246 (*sethighpartdi_64): Fixed z10prop attribute.
20247 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20248 (*negdi2_sign_cc): Fixed z10prop attribute.
20249 (*negdi2_sign): Fixed z10prop attribute.
20250 (*absdi2_sign_cc): Fixed z10prop attribute.
20251 (*absdi2_sign): Fixed z10prop attribute.
20252 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20253 (*negabsdi2_sign): Fixed z10prop attribute.
20254 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20255 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20256 (doloop_si64): Fixed z10prop attribute.
20257 (doloop_si31): Fixed z10prop attribute.
20258 (doloop_long): Fixed z10prop attribute.
20259 (indirect_jump): Fixed z10prop attribute.
20260 (nop): Fixed z10prop attribute.
20261 (main_base_64): Fixed z10prop attribute.
20262 (reload_base_64): Fixed z10prop attribute.
20264 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20266 PR rtl-optimization/38740
20267 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20269 * config/mips/mips.c (mips_reorg): Likewise.
20271 2009-01-28 Richard Guenther <rguenther@suse.de>
20273 PR tree-optimization/38926
20274 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20275 with the correct value id to a value.
20276 (do_regular_insertion): Use the value number of edoubleprime
20277 for the value number of the expr.
20280 2008-08-21 Richard Guenther <rguenther@suse.de>
20282 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20283 a PHI ask VN if it is already available.
20284 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20285 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20287 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20289 PR middle-end/38934
20290 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20291 set to varying whenever max has TREE_OVERFLOW set, similarly
20292 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20294 2009-01-28 Richard Guenther <rguenther@suse.de>
20296 PR middle-end/38908
20297 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20298 uninitialized aggregate uses in call arguments.
20300 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20302 PR tree-optimization/38984
20303 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20304 the nothing_id variable if -fno-delete-null-pointer-checks.
20306 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20309 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20310 (set_got_offset_rex64): Ditto.
20312 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20315 * doc/extend.texi: Improve local variable with asm reg.
20317 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20319 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20320 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20321 was not supplied then set warn_packed_bitfield_compat to the
20322 default value of 1.
20323 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20326 2009-01-27 Richard Guenther <rguenther@suse.de>
20328 PR tree-optimization/38503
20329 * cfgexpand.c (expand_gimple_basic_block): Ignore
20330 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20331 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20332 variables that cannot have TBAA applied.
20333 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20336 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20338 PR middle-end/38969
20339 * calls.c (initialize_argument_information): Do not wrap complex
20340 arguments in SAVE_EXPR.
20342 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20344 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20345 (INSTALL_LIBGCC): Revert typo commit.
20347 2009-01-26 Richard Guenther <rguenther@suse.de>
20349 PR tree-optimization/38745
20350 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20351 from special handling.
20353 2009-01-26 Richard Guenther <rguenther@suse.de>
20355 PR tree-optimization/38745
20356 * tree-ssa.c (execute_update_addresses_taken): Do not include
20357 variables that cannot possibly be a register in not_reg_needs.
20358 Do not clear TREE_ADDRESSABLE on vars that may not become
20360 * tree-ssa.c (update_alias_info_1): Include those in the set
20361 of addressable vars.
20363 2009-01-26 Richard Guenther <rguenther@suse.de>
20365 PR middle-end/38851
20366 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20367 * tree-ssa-dse.c: Include langhooks.h
20368 (execute_simple_dse): Remove stores with zero size.
20370 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20373 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20376 2009-01-24 Julian Brown <julian@codesourcery.com>
20378 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20379 config/arm/linux-atomic.c.
20380 * config/arm/linux-atomic.c: New.
20382 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20384 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20385 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20386 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20388 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20391 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20394 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20396 PR tree-optimization/38953
20397 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20398 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20399 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20400 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20403 2009-01-24 Paul Brook <paul@codesourcery.com>
20405 * config/arm/neon.md (neon_type): Move to arm.md.
20406 (neon_mov<VSTRUCT>): Add neon_type attribute.
20407 * config/arm/arm.md (neon_type): Move to here.
20408 (conds): Add "unconditioal" and use as default for NEON insns.
20410 2009-01-24 Ben Elliston <bje@au.ibm.com>
20412 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20413 void *' warning from -Wc++-compat.
20414 * Makefile.in (dominance.o-warn): Remove.
20416 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20418 PR tree-optimization/38932
20419 * fold-const.c (fold_unary_ignore_overflow): New.
20420 * tree.h (fold_unary_ignore_overflow): Declare.
20421 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20422 * tree-ssa-sccvn.c (visit_reference_op_load,
20423 simplify_unary_expression): Likewise.
20425 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20427 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20428 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20429 regardless of their type.
20430 * c-common.c (handle_packed_attribute): Don't ignore packed on
20432 * c.opt (Wpacked-bitfield-compat): New warning option.
20433 * stor-layout.c (place_field): Warn if offset of a field changed.
20434 * doc/extend.texi (packed): Mention the ABI change.
20435 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20436 (Warning Options): Add it to the list.
20438 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20440 * c-opts.c (c_common_post_options): Fix a typo in comments.
20442 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20444 PR middle-end/38615
20445 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20446 variables to static.
20447 * doc/invoke.texi (-fmerge-all-constants): Update description.
20449 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20452 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20453 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20455 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20457 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20459 (LOCAL_ALIGNMENT): Similarly.
20461 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20462 Joseph Myers <joseph@codesourcery.com>
20464 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20465 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20466 * config/arm/arm-tune.md: Regenerate.
20467 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20470 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20472 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20473 version number to five.
20475 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20478 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20479 * c-common.c (set_underlying_type): Likewise.
20480 (is_typedef_decl ): Likewise
20482 (set_underlying_type): Likewise.
20483 (is_typedef_type): Likewise.
20485 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20487 PR middle-end/38587
20488 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20491 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20494 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20495 (LIBGCC_SPEC): Don't define.
20496 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20498 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20500 PR rtl-optimization/38879
20501 * alias.c (base_alias_check): Unaligned access via AND address can
20502 alias all surrounding object types except those with sizes equal
20503 or wider than the size of unaligned access.
20505 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20508 * c-decl.c (clone_underlying_type): Move this ...
20509 * c-common.c (set_underlying_type): ... here.
20510 Also, make sure the function properly sets TYPE_STUB_DECL() on
20511 the newly created typedef variant type.
20512 (is_typedef_decl ): New entry point.
20513 * tree.h: Added a new member member_types_needing_access_check to
20514 struct tree_decl_non_common.
20515 (set_underlying_type): New entry point.
20516 (is_typedef_type): Likewise.
20518 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20520 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20521 Check whether two instructions have memory references that
20522 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20523 are helper functions for traversing.
20524 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20525 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20526 not to draw dependency edge for instructions with non-conflicting
20529 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20532 * longlong.h: Update copyright years. Use soft-fp license notice.
20533 Sync __clz_tab declaration with glibc.
20535 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20538 * doc/extend.texi (syscall_linkage): New.
20539 (version_id): Modify.
20541 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20542 Richard Guenther <rguenther@suse.de>
20544 PR tree-optimization/38747
20545 PR tree-optimization/38748
20546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20547 conversion if the base address is an indirect reference and the
20548 aliasing sets could cause issues.
20550 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20552 * common.opt (fgraphite, fgraphite-identity): Add comment for
20553 explaining why these options are not documented.
20555 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20557 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20558 gimple_call_lhs is NULL.
20560 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20563 * emit-rtl.c (adjust_address_1): Make sure memref is never
20566 2009-01-20 Ben Elliston <bje@au.ibm.com>
20568 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20569 const qualifier from arg parameter. Remove unnecessary cast to char *.
20570 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20571 const qualifier from arg 2.
20573 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20575 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20577 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20580 * rtl.h (reinit_regs): New prototype.
20581 * regclass.c: Include ira.h.
20582 (reinit_regs): New.
20583 * Makefile.in (regclass.o): Add ira.h.
20584 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20586 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20589 * c-common.c (handle_aligned_attribute): Use
20590 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20591 default alignment value.
20593 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20595 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20596 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20598 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20599 __BIGGEST_ALIGNMENT__.
20601 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20603 2009-01-18 Richard Guenther <rguenther@suse.de>
20605 PR tree-optimization/38819
20606 * tree-flow.h (operation_could_trap_helper_p): Declare.
20607 * tree-eh.c (operation_could_trap_helper_p): Export.
20608 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20609 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20610 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20611 are about to insert a possibly trapping instruction and fail
20614 2009-01-18 Andreas Schwab <schwab@suse.de>
20616 * doc/install.texi (Configuration): Remove obsolete paragraph
20617 about use of --with-gnu-ld with --with-gnu-as.
20619 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20621 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20622 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20623 Follow spelling conventions.
20625 2009-01-18 Ben Elliston <bje@au.ibm.com>
20627 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20628 C++ warning about implicit conversion from void * to struct
20630 (bitmap_obstack_free): Likewise for bitmap_element *.
20631 * Makefile.in (bitmap.o-warn): Remove.
20633 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20635 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20637 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20638 Tobias Grosser <tobi.grosser@amd.com>
20640 * graphite.c (graphite_trans_scop_block): Do not block single
20643 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20645 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20646 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20647 test with assertion.
20649 2009-01-16 Richard Guenther <rguenther@suse.de>
20651 PR tree-optimization/38835
20652 PR middle-end/36227
20653 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20654 and INT + PTR -> (INT)(PTR p+ INT) folding.
20655 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20657 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20660 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20661 the subreg from a lowpart subreg if it is also casting the value.
20663 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20664 Tobias Grosser <tobi.grosser@amd.com>
20666 * graphite.c (compare_prefix_loops): New.
20667 (build_scop_canonical_schedules): Rewritten.
20668 (graphite_transform_loops): Move build_scop_canonical_schedules
20669 after build_scop_iteration_domain.
20671 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20672 Tobias Grosser <tobi.grosser@amd.com>
20674 * graphite.c (add_conditions_to_domain): Add the loops to
20675 the dimension of the iteration domain. Do copy the domain
20676 only when it exists.
20677 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20678 (add_conditions_to_constraints): New.
20679 (can_generate_code_stmt, can_generate_code): Removed.
20680 (gloog): Do not call can_generate_code.
20681 (graphite_transform_loops): Call add_conditions_to_constraints
20682 after building the iteration domain.
20684 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20686 PR tree-optimization/38789
20687 * tree-ssa-threadedge.c
20688 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20689 __builtin_constant_p.
20691 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20693 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20694 examined before deleting them.
20696 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20698 * function.c (aggregate_value_p): Correctly extract the function
20699 type from CALL_EXPR_FN lookup.
20701 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20703 * config/picochip/picochip.c (picochip_override_options): Revert
20704 CFI asm flag disable commited previously.
20706 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20707 Tobias Grosser <tobi.grosser@amd.com>
20708 Jan Sjodin <jan.sjodin@amd.com>
20710 * graphite.c (scan_tree_for_params): On substractions negate
20711 all the coefficients of the term.
20712 (clast_to_gcc_expression_red): New. Handle reduction expressions
20713 of more than two operands.
20714 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20715 (get_vdef_before_scop): Handle also the case of default definitions.
20717 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20719 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20720 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20721 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20723 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20724 Joey Ye <joey.ye@intel.com>
20726 PR middle-end/37843
20727 * cfgexpand.c (expand_stack_alignment): Don't update stack
20728 boundary nor check incoming stack boundary here.
20729 (gimple_expand_cfg): Update stack boundary and check incoming
20730 stack boundary here.
20732 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20734 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20736 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20738 PR rtl-optimization/38245
20739 * calls.c (expand_call): Add stack arguments to
20740 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20741 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20742 in regs and partially in memory or BLKmode arguments.
20743 (emit_library_call_value_1): Add stack arguments to
20744 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20745 ACCUMULATE_OUTGOING_ARGS).
20746 * dce.c: Include tm_p.h.
20747 (find_call_stack_args): New function.
20748 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20750 (mark_insn): Call find_call_stack_args for CALL_Ps.
20751 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20752 forwards. Allocate and free arg_stores bitmap if needed, pass it
20753 down to deletable_insn_p, don't mark stores set in arg_stores
20754 bitmap, clear the bitmap at the beginning of each bb.
20755 * Makefile.in (dce.o): Depend on $(TM_P_H).
20757 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20760 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20761 to make sure the insn is a conditional test (bug 22599). Reformat a
20764 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20766 PR middle-end/38431
20767 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20768 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20769 (gloog): Do not call cleanup_tree_cfg.
20770 (graphite_transform_loops): Call cleanup_tree_cfg after all
20771 scops have been code generated.
20773 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20774 * doc/gty.texi (Invoking the garbage collector): Added new node
20775 and section documenting ggc_collect.
20777 2009-01-14 Richard Guenther <rguenther@suse.de>
20779 PR tree-optimization/38826
20780 PR middle-end/38477
20781 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20782 initialization notes only if we actually emitted a warning.
20783 (intra_create_variable_infos): Add constraints for a result decl
20784 that is passed by hidden reference.
20785 (build_pred_graph): Mark all related variables non-direct on
20788 2009-01-14 Nick Clifton <nickc@redhat.com>
20790 * ira-conflicts.c: Include addresses.h for the definition of
20792 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20793 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20795 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20798 * Makefile.in (ira-lives.o): Add except.h.
20800 * ira-lives.c: Include except.h.
20801 (process_bb_node_lives): Process can_throw_internal.
20803 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20805 PR rtl-optimization/38774
20806 * combine.c (simplify_set): When undoing cc_use change, don't do
20807 PUT_CODE on the newly created comparison, but instead put back the
20810 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20812 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20813 values. Remove duplicate arm8 entry.
20815 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20817 PR tree-optimization/38786
20818 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20819 the SSA_NAME case of expand_scalar_variables_expr.
20820 Set the type of an expression to the type of its assign statement.
20821 (expand_scalar_variables_expr): Also gather the scalar computation
20822 used to index the memory access. Do not pass loop_p.
20823 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20824 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20825 the gimple_stmt_iterator where it inserts new code.
20826 Do not pass loop_p.
20827 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20828 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20830 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20832 * graphite.h (debug_value): Removed.
20833 * graphite.c (debug_value): Removed.
20835 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20837 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20838 ldrd/strd with two 32-bit instructions.
20840 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20842 * config/arm/arm.c (struct processors): Pass for speed down into
20843 cost helper functions.
20844 (const_ok_for_op): Handle COMPARE and inequality nodes.
20845 (arm_rtx_costs_1): Rewrite.
20846 (arm_size_rtx_costs): Update prototype.
20847 (arm_rtx_costs): Pass speed down to helper functions.
20848 (arm_slowmul_rtx_costs): Rework cost calculations.
20849 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20850 (arm_9e_rtx_costs): Likewise.
20852 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20854 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20855 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20856 (alpha_legitimize_address): Do not split local symbols wider than
20857 UNITS_PER_WORD into HIGH/LO_SUM parts.
20859 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20862 * gcc.c (process_command): Replace call to execvp with calls
20863 to pex_one and exit.
20865 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20868 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20869 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20870 variant for devices with 3-byte PC.
20871 (__tablejump_elpm__): New.
20873 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20876 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20877 offsetof member-designator, handle it as `[0].'.
20879 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20881 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20882 function when not using named sections on targets with named sections
20883 if branch distance is less than 262132.
20885 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20887 * combine.c (combine_instructions): Recompute
20888 optimize_this_for_speed_p for each BB in the main combine loop.
20890 2009-01-12 Tomas Bily <tbily@suse.cz>
20893 * tree-loop-distribution.c (prop_phis): New function.
20894 (generate_builtin): Call prop_phis.
20895 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20897 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20899 PR tree-optimization/38807
20900 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20901 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20903 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20905 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20906 subreg of op0 to the original op0.
20908 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20910 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20912 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20915 * mips-tfile.c (parse_def): Fix parsing of def strings
20916 starting with digits.
20918 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20921 * config/arm/arm.c (arm_is_long_call_p): Don't call
20922 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20924 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20926 * regrename.c (regrename_optimize): Fix dumping.
20927 (find_oldest_value_reg): Preserve REG_POINTER.
20928 (copy_hardreg_forward_1): Likewise.
20930 2009-01-09 Diego Novillo <dnovillo@google.com>
20932 * gimple.h (struct gimple_statement_base) <uid>: Document
20933 the restrictions on its use.
20934 (gimple_uid): Tidy.
20935 (gimple_set_uid): Tidy.
20937 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20939 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20940 zero guard even if align_bytes != 0 and count is smaller than
20943 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20945 PR rtl-optimization/38495
20946 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20947 (add_range_and_copies_from_move_list): Print all added ranges.
20948 Add ranges to memory optimized destination.
20950 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20954 * config/i386/i386.c (override_options): Reject
20955 -mstringop-strategy=rep_8byte with -m32.
20956 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20957 to 1. Do count comparison against epilogue_size_needed at compile
20958 time even when count_exp was constant forced into register. For
20959 size_needed don't jump to epilogue, instead just avoid aligning
20960 and invoke the body algorithm. If need_zero_guard, add zero guard
20961 even if count is non-zero, but smaller than size_needed + number of
20962 bytes that could be stored for alignment.
20963 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20964 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20965 but smaller than size_needed + number of bytes that could be stored
20966 for alignment. Compare size_needed with epilogue_size_needed instead
20967 of desired_align - align, don't adjust size_needed, pass
20968 epilogue_size_needed to the epilogue expanders.
20971 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20973 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20975 * pa.c (last_address): Change to unsigned.
20976 (update_total_code_bytes): Change argument to unsigned. Don't
20977 check if insn addresses are set.
20978 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20979 addresses are not set.
20980 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20982 2009-01-09 Nick Clifton <nickc@redhat.com>
20984 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20985 DECL_DECLARED_INLINE_P.
20987 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20989 PR middle-end/38347
20990 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20991 GET_MODE (op0) in operand_subword_force calls.
20993 PR middle-end/38771
20994 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20995 fold_convert arg0 operands to TREE_TYPE (op0) first.
20997 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20999 * params.def (ira-max-conflict-table-size): Decrease default value
21002 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21004 PR tree-optimization/37031
21005 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21007 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21008 allocate it using gc instead of heap, use VEC_quick_push instead of
21010 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21011 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21012 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21013 allocated vector from heap allocated.
21014 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21015 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21016 vector only after perfect_loop_nest_depth call.
21018 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21019 Jan Sjodin <jan.sjodin@amd.com>
21021 PR tree-optimization/38559
21022 * graphite.c (debug_value, copy_constraint,
21023 swap_constraint_variables, scale_constraint_variable, ): New.
21024 (get_lower_bound, get_upper_bound): Removed.
21025 (graphite_trans_bb_strip_mine): Clean up this code that works
21026 only for constant number of iterations. Fully copy upper and
21027 lower bound constraints, not only the constant part of them.
21028 * graphite.h (debug_value): Declared.
21030 2009-01-08 Ira Rosen <irar@il.ibm.com>
21032 PR tree-optimization/37194
21033 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21034 Don't add the cost of cost model guard in prologue to scalar
21035 outside cost in case of known number of iterations.
21037 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21038 Alan Modra <amodra@bigpond.net.au>
21040 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21041 non-word-aligned REG+CONST addressing.
21043 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21046 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21047 free_after_compilation when outputting a thunk.
21048 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21049 Do not call free_after_compilation here.
21051 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21053 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21054 (ix86_valid_target_attribute_inner_p): Ditto.
21056 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21058 PR tree-optimization/38492
21059 PR tree-optimization/38498
21060 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21061 * tree-chrec.h (scev_is_linear_expression): Declared.
21062 * graphite.c (graphite_cannot_represent_loop_niter): New.
21063 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21064 (graphite_loop_normal_form): Use gcc_assert.
21065 (scan_tree_for_params): Use CASE_CONVERT.
21066 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21067 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21068 Use gcc_assert. Discard scops that contain unhandled cases.
21069 (build_scop_conditions): Return a boolean status for unhandled cases.
21070 (strip_mine_profitable_p): Print the loop number, not its depth.
21071 (is_interchange_valid): Pass the depth of the loop nest, don't
21072 recompute it wrongly.
21073 (graphite_trans_bb_block): Same.
21074 (graphite_trans_bb_block): Print tentative of loop blocking.
21075 (graphite_trans_scop_block): Do not print that the loop has been
21077 (graphite_transform_loops): Do not handle scops that contain condition
21080 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21082 AVX Programming Reference (December, 2008)
21083 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21084 (_mm256_stream_pd): Likewise.
21085 (_mm256_stream_ps): Likewise.
21087 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21088 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21089 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21090 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21091 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21092 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21093 (ix86_expand_special_args_builtin): Likewise.
21095 * config/i386/sse.md (AVXMODEDI): New.
21096 (avx_movnt<mode>): Likewise.
21097 (avx_movnt<mode>): Likewise.
21098 (<sse>_movnt<mode>): Remove AVX support.
21099 (sse2_movntv2di): Likewise.
21101 2009-01-07 Richard Guenther <rguenther@suse.de>
21103 PR middle-end/38751
21104 * fold-const.c (extract_muldiv): Remove obsolete comment.
21105 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21106 to PLUS_EXPR canonicalization for the canonicalization.
21108 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21110 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21111 hosted cross-compilers generating less efficient code.
21113 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21115 * function.h (rtl_data): Add a dbr_scheduled_p field.
21116 * reorg.c (dbr_schedule): Set it.
21117 (gate_handle_delay_slots): Check it.
21118 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21119 (mips_reorg): Check flag_delayed_branch instead of
21120 mips_base_delayed_branch.
21121 (mips_override_options): Don't set mips_base_delayed_branch
21122 or flag_delayed_branch.
21124 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21126 PR rtl-optimization/38426.
21127 * ira.c (ira): Set current_function_is_leaf earlier.
21129 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21131 PR rtl-optimization/38722
21132 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21133 too early, only set a flag and modify after last possible
21136 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21139 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21140 * real.c (decimal_single_format): Correct values of emin and emax.
21141 (decimal_double_format): Ditto.
21142 (decimal_quad_format): Ditto.
21143 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21144 computation of DECnn_MIN and DECnn_MAX for corrected values of
21145 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21146 __DECnn_MIN__, and adjust its computation for the corrected value
21149 2009-01-06 Jan Hubicka <jh@suse.cz>
21152 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21154 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21156 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21157 Add Robert Clark to the list of testers.
21159 2009-01-06 Jan Hubicka <jh@suse.cz>
21160 Kai Tietz <kai.tietz@onevision.com>
21162 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21163 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21165 2009-01-06 Jan Hubicka <jh@suse.cz>
21166 Kai Tietz <kai.tietz@onevision.com>
21168 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21170 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21171 (ix86_nsaved_regs): Count only general purpose regs.
21172 (ix86_nsaved_sseregs): New.
21173 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21174 to 16 for w64; compute padding and size of sse reg save area.
21175 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21176 general purpose regs.
21177 (ix86_emit_save_sse_regs_using_mov): New.
21178 (ix86_expand_prologue): Save SSE regs if needed.
21179 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21180 (ix86_emit_restore_sse_regs_using_mov): New.
21181 (ix86_expand_epilogue): Save SSE regs if needed.
21183 2009-01-06 Jan Hubicka <jh@suse.cz>
21184 Kai Tietz <kai.tietz@onevision.com>
21186 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21187 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21188 functions when accumulate outgoing args is off.
21190 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21193 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21194 before using pseudos_have_intersected_live_ranges_p.
21196 * ira-int.h (ira_assert): Always define.
21198 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21200 AVX Programming Reference (December, 2008)
21201 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21202 (_mm256_permute2_pd): Likewise.
21203 (_mm_permute2_ps): Likewise.
21204 (_mm256_permute2_ps): Likewise.
21205 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21206 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21208 * config/i386/i386.c (ix86_builtins): Remove
21209 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21210 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21211 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21212 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21213 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21214 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21215 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21216 __builtin_ia32_vpermil2ps256.
21217 (ix86_init_mmx_sse_builtins): Updated.
21218 (ix86_expand_args_builtin): Likewise.
21220 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21222 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21223 long absolute calls when generating PA 2.0 code.
21225 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21227 PR rtl-optimization/38583
21228 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21230 * params.def (ira-max-conflict-table-size): New.
21232 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21234 * ira.h (ira_conflicts_p): New external definition.
21236 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21237 table. Report this. Return result of building.
21238 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21239 building conflict table.
21241 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21242 (ira_color): Use ira_conflicts_p.
21244 * global.c: Include ira.h.
21245 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21248 * Makefile.in (global.o): Add ira.h.
21250 * ira-build.c (mark_all_loops_for_removal,
21251 propagate_some_info_from_allocno): New.
21252 (remove_unnecessary_allocnos): Call
21253 propagate_some_info_from_allocno.
21254 (remove_low_level_allocnos): New.
21255 (remove_unnecessary_regions): Add parameter. Call
21256 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21257 parameter to remove_unnecessary_regions.
21258 (ira_build): Remove all regions but root if the conflict table was
21259 not built. Update conflict hard regs for allocnos crossing calls.
21261 * ira.c (ira_conflicts_p): New global.
21262 (ira): Define and use ira_conflicts_p.
21264 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21265 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21266 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21268 2009-01-06 Ben Elliston <bje@au.ibm.com>
21270 * gengtype-lex.l (YY_NO_INPUT): Define.
21272 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21275 * c-common.c (handle_vector_size_attribute): Also reject
21276 BOOLEAN_TYPE types.
21278 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21280 PR tree-optimization/38492
21281 * graphite.c (rename_map_elt, debug_rename_elt,
21282 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21283 rename_map_elt_info, eq_rename_map_elts,
21284 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21285 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21286 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21287 (sese_build_livein_liveouts): New.
21288 (new_sese, free_sese): New.
21289 (new_scop): Call new_sese.
21290 (free_scop): Call free_sese.
21291 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21292 (register_old_new_names): Renamed register_old_and_new_names.
21293 (register_scop_liveout_renames, add_loop_exit_phis,
21294 insert_loop_close_phis, struct igp,
21295 default_liveout_before_guard, add_guard_exit_phis,
21296 insert_guard_phis, copy_renames): New.
21297 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21298 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21299 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21300 (scop_adjust_phis_for_liveouts): New.
21301 (gloog): Call scop_adjust_phis_for_liveouts.
21303 * graphite.h (struct sese): Documented. Added fields liveout,
21304 num_ver and livein.
21305 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21306 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21307 (struct scop): Added field liveout_renames.
21308 (SCOP_LIVEOUT_RENAMES): New.
21310 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21312 PR tree-optimization/38510
21313 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21314 (translate_clast): Call recompute_all_dominators before
21316 (gloog): Call recompute_all_dominators before graphite_verify.
21318 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21319 Jan Sjodin <jan.sjodin@amd.com>
21321 PR tree-optimization/38500
21322 * graphite.c (create_sese_edges): Call fix_loop_structure after
21325 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21327 * config.gcc: Add m32r*-*-rtems*.
21328 * config/m32r/rtems.h: New file.
21330 2009-01-05 Ben Elliston <bje@au.ibm.com>
21332 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21333 (.po.pox): Likewise.
21334 (po/gcc.pot): Likewise.
21336 2009-01-04 David S. Miller <davem@davemloft.net>
21338 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21339 (STARTING_FRAME_OFFSET): Always set to zero.
21341 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21343 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21344 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21345 fixed-point types, and vectors of the same.
21347 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21349 * config/mips/sync.md (*mb_barrier): Rename to...
21350 (*memory_barrier): ...this.
21352 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21354 * doc/extend.texi (Function Attributes): Move @cindex after @item
21355 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21356 and put in alphabetical order. Fix 'target' name and put in order.
21357 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21360 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21362 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21363 (memory_barrier): Expand as unspec instead of unspec_volatile.
21364 Remove mem:BLK from insn operands. Use Pmode scratch register.
21365 (*memory_barrier): Define as unspec instead of unspec_volatile.
21366 Use (match_dup 0) as input operand.
21368 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21369 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21370 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21371 scratch register. Remove operand 1.
21372 (*stbar): Define as unspec instead of unspec_volatile.
21373 Use (match_dup 0) as input operand, remove (const_int 8).
21374 (*membar): Define as unspec instead of unspec_volatile.
21375 Use (match_dup 0) as input operand, remove input operand 2.
21377 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21378 (memory_barrier): Expand as unspec instead of unspec_volatile.
21379 Remove mem:BLK from insn operands. Use Pmode scratch register.
21380 (*memory_barrier): Define as unspec instead of unspec_volatile.
21381 Use (match_dup 0) as input operand.
21383 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21384 Remove mem:BLK from insn operands. Use Pmode scratch register.
21385 Set volatile flag on operand 0.
21386 (*memory_barrier): New insn pattern.
21388 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21390 (*memory_barrier): Use (match_dup 0) as input operand.
21392 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21393 Remove mem:BLK from insn operands. Use Pmode scratch register.
21394 Set volatile flag on operand 0.
21395 (*mb_internal): New insn pattern.
21397 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21399 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21401 PR middle-end/38586
21402 * function.c (struct temp_slot): Move to the section of the file
21403 that deals with temp slots. Remove field 'address'.
21404 (temp_slot_address_table): New hash table of address -> temp slot.
21405 (struct temp_slot_address_entry): New struct, items for the table.
21406 (temp_slot_address_compute_hash, temp_slot_address_hash,
21407 temp_slot_address_eq, insert_temp_slot_address): Support functions
21409 (find_temp_slot_from_address): Rewrite to use the new hash table.
21410 (remove_unused_temp_slot_addresses): Remove addresses of temp
21411 slots that have been made available.
21412 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21413 worker function for remove_unused_temp_slot_addresses.
21414 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21415 Add the temp slot address to the address -> temp slot map.
21416 (update_temp_slot_address): Update via insert_temp_slot_address.
21417 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21418 (pop_temp_slots): Likewise.
21419 (init_temp_slots): Allocate the address -> temp slot map, or empty
21420 the map if it is already allocated.
21421 (prepare_function_start): Initialize temp slot processing.
21423 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21425 PR middle-end/38584
21426 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21427 Calculate the size of all stack vars assuming no packing of stack
21428 vars will happen, replacing a quadratic algorithm with a linear one.
21430 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21433 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21436 2009-01-03 Diego Novillo <dnovillo@google.com>
21438 * doc/contrib.texi: Update contributions.
21440 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21443 * builtins.c (fold_builtin_memory_op): Give up if either operand
21444 is volatile. Set srctype or desttype to non-qualified version
21448 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21449 and FUNCTION_DECLs.
21451 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21453 PR rtl-optimization/35805
21454 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21455 problem if fast dce is able to remove any instructions.
21456 * dce.c (dce_process_block): Fix dump message.
21458 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21461 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21463 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21465 PR middle-end/38690
21466 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21467 * tree-pretty-print.c (op_code_prio): New function.
21468 (op_prio): No longer static. Use op_code_prio.
21469 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21470 Use op_prio and op_code_prio to determine if () should be
21471 printed around operand(s) or not.
21473 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21474 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21475 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21476 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21477 pp_character instead of pp_string for single letter printing.
21479 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21481 * doc/extend.texi: Fix '#pragma GCC option' typo.
21483 2009-01-02 Richard Guenther <rguenther@suse.de>
21485 * doc/install.texi (--enable-checking): Mention different
21486 default for stage1.
21487 (--enable-stage1-checking): Document.
21489 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21491 PR middle-end/30142
21492 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21493 case to be an error.
21495 2009-01-02 Ben Elliston <bje@au.ibm.com>
21497 * config/fp-bit.h (pack_d): Constify argument.
21498 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21499 (isnan): Constify argument.
21501 (iszero): Likewise.
21502 (pack_d): Likewise.
21503 (_fpadd_parts): Constify return type.
21504 (_fpmul_parts): Likewise.
21505 (_fpdiv_parts): Likewise.
21507 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21510 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21511 warn about overwriting initializer with side-effects or
21512 -Woverride-init if !IMPLICIT.
21513 (output_init_element): Likewise. Pass IMPLICIT down to
21515 (process_init_element): Add IMPLICIT argument. Pass it down
21516 to output_init_element.
21517 (push_init_element, pop_init_level, set_designator): Adjust
21518 process_init_element callers.
21519 (set_nonincremental_init, set_nonincremental_init_from_string):
21520 Adjust add_pending_init callers.
21521 (output_pending_init_elements): Adjust output_init_element callers.
21522 * c-tree.h (process_init_element): Adjust prototype.
21523 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21524 process_init_element callers.
21527 Copyright (C) 2009 Free Software Foundation, Inc.
21529 Copying and distribution of this file, with or without modification,
21530 are permitted in any medium without royalty provided the copyright
21531 notice and this notice are preserved.